CN218958788U - Portable power supply - Google Patents

Abstract

The utility model relates to a portable power supply, which is applied to an electric tool and comprises a power supply body, and a Direct Current (DC) plugging surface, an Alternating Current (AC) plugging surface and a display interface which are arranged on the power supply body, wherein the DC plugging surface and the AC plugging surface are arranged on different surfaces of the power supply body, the DC plugging surface outputs a first voltage, any one of a second voltage and a third voltage, and the AC plugging surface outputs at least one of a fourth voltage and a fifth voltage. The utility model avoids the wrong power supply type or wrong voltage level connection of a user, is safe to use, is provided with the clamping groove, is convenient for fixing the power supply body on the body of the electric tool through the clamping groove to be matched with the electric tool for use, has full coverage of the voltage level, and can select the adaptive voltage level for various electric tools, thereby being applicable to various use scenes.

Description

Portable power supply

Technical Field

The utility model relates to a portable power supply, which is applied to an electric tool.

Background

In the prior art, the AC (220V) and DC (5V and 12V) interface of the portable power supply user interface is on one surface, although the display area is small, the AC/DC output condition is not displayed and controlled in real time, when the power supply equipment is used with a platform (such as 120V and 220V of alternating current, 5V and 12V of direct current output) and different electric equipment (alternating current and direct current), a user can easily connect the power supply by mistake, and because the display area is small, the user cannot easily judge in the first time even if the user connects the power supply by mistake, the electric equipment is abnormal or damaged, and the output of the portable power supply main voltage platform (220-240V or 110-120V,14.4-40V or 40V-80V) applied to an electric tool is not fully covered, so that the applicable scene of the product is few.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a portable power supply, which can avoid the wrong power supply type or wrong voltage level connection of a user, is safe to use and has wide use scene.

In order to solve the technical problems, the utility model is realized by the following technical scheme: a portable power source for use with a power tool, comprising: the power supply comprises a power supply body, a Direct Current (DC) plugging surface, an Alternating Current (AC) plugging surface and a display interface, wherein the DC plugging surface is arranged on the power supply body and is used for outputting direct current outwards and being matched and connected with a DC electric tool; the alternating current connecting surface outputs alternating current outwards and is connected with an alternating current electric tool in a matching way; the display interface displays working states of the direct current plugging surface and the alternating current plugging surface; the direct current power supply comprises a power supply body, a direct current power supply surface, an alternating current power supply surface, a first voltage output device, a second voltage output device, a third voltage output device and at least one of the fourth voltage and the fifth voltage output device.

Preferably, the power supply body comprises an upper shell and a lower shell, the upper shell comprises a cover, and the cover is respectively arranged on the outer sides of the direct current plugging surface and the alternating current plugging surface and plays a role in protecting the direct current plugging surface and the alternating current plugging surface.

Preferably, the upper shell comprises a shielding structure, the shielding structure is positioned on the inner lower side of the cover, is in a C-shaped downward opening, is close to the power supply body, and protects the direct current plugging surface and the alternating current plugging surface.

Preferably, the dc power interface includes at least a first voltage dc power output region, and one of a second voltage dc power output region and a third voltage dc power output region; the first voltage direct current output area outputs a first voltage; the second voltage direct current output area outputs a second voltage different from the first voltage; the third voltage direct current output region outputs a third voltage different from the first voltage and the second voltage.

Preferably, the ac power interface includes at least one of a first voltage ac power output region and a second voltage ac power output region; the first voltage alternating current output area outputs a fourth voltage; the second voltage alternating current output region outputs a fifth voltage different from the fourth voltage. Preferably, the power supply body is provided with a clamping groove, and the power supply body is matched with a clamping hook on the electric tool through the clamping groove and is fixed on the body of the hand-push type wheel type electric tool.

Preferably, the hand-push type wheel type electric tool adopts a hand-push tool using alternating current, and the hand-push tool using alternating current is connected with any one of the fourth voltage and the fifth voltage.

Preferably, the power supply body is provided with a clamping groove, and the clamping groove is matched with a clamping hook on an accessory of the electric tool, is fixed on the accessory and is matched with the handheld electric tool.

Preferably, the hand-held power tool is connected to either the second voltage or the third voltage.

Preferably, the first voltage ranges from 3.7V to 14.4V, the second voltage ranges from 14.4V to 40V, the third voltage ranges from 40V to 80V, the fourth voltage ranges from 110V to 120V, and the fifth voltage ranges from 220V to 240V.

In summary, the utility model has the advantages that:

1. different types (AC or DC) are respectively arranged on different sides of the power supply body, so that the user is effectively prevented from connecting the wrong power supply type;

2. different voltages in each type (AC or DC) are distributed separately, so that the user is effectively prevented from receiving wrong voltage levels;

3. the display interface is provided with a display area corresponding to the AC or DC and the internal layout of the display area, which is used for prompting the user of the power supply type and the voltage condition accessed to the display interface, so that the error is avoided;

4. the work of different types (DC or AC) is provided with independent switch interfaces, and DC or AC is controlled independently, so that the error is avoided;

5. the cover and the shielding structure are arranged to protect the direct current plugging surface and the alternating current plugging surface, so that the power supply body has good waterproof and antifouling effects;

6. the clamping groove is arranged, and the power supply body is conveniently fixed on the machine body of the electric tool through the clamping groove and matched with the machine body.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the power supply body with the cover removed;

FIG. 3 is a perspective view from the direction A of FIG. 2;

FIG. 4 is an exploded view of the power body of the present utility model;

FIG. 5 is a left side view of the power body of the present utility model;

FIG. 6 is a right side view of the power body of the present utility model;

FIG. 7 is a plan view of a display interface in accordance with the present utility model;

fig. 8 shows a first embodiment of the present utility model: the alternating current power supply is applied to hand tools using alternating current;

fig. 9 shows a second embodiment of the present utility model: applied to hand tools using direct current;

fig. 10 shows a third embodiment of the present utility model: applied to a hand tool using direct current.

Reference numerals:

10. a power supply body; 11. a handle; 12. a charging port; 13. a direct current interface; 131. a first voltage direct current output region; 132. a third voltage dc output region; 133. a second voltage dc output region; 14. an upper housing; 141. a shielding structure; 142. a cover; 143. a rotating shaft; 15. a lower housing; 151. a clamping groove; 16. a direct current output switch interface; 161. a direct current output on button; 162. a direct current output off button; 17. displaying an interface; 171. a direct current display interface; 1711. a first voltage direct current display interface; 1714. a second voltage direct current display interface; 1713. a charging display interface; 1712. a third voltage direct current display interface; 172. an alternating current display interface; 1721. a fourth voltage alternating current display interface; 1722. a fifth voltage alternating current display interface; 18. an alternating current output switch interface; 181. an alternating current output on button; 182. an alternating current output off button; 19. an alternating current plug-in surface; 191. a first voltage alternating current output region; 192. a second voltage alternating current output region; 20. a cell module; 21. a direct current circuit board; 22. an alternating current circuit board; 3. hand pushing tools using alternating current; 31. a support structure; 32. a hook; 33. a wheel; 4. hand tools using direct current; 41. a support structure; 42. a hook; 43. a wheel; 5. a hand tool using direct current; 6. a back frame; 61. a support structure; 62. a hook; 63. a brace.

Detailed Description

In order to more clearly illustrate the general inventive concept, the present utility model will be further described with reference to the accompanying drawings and specific embodiments. It is to be understood that the terms "upper," "lower," "left," "right," "longitudinal," "transverse," "inner," "outer," "vertical," "horizontal," "top," "bottom," and the like, as used herein, are merely based on the orientation or positional relationship shown in the drawings and are merely for convenience in describing the present utility model and to simplify the description, and do not indicate or imply that the devices/elements referred to must have or be configured and operated in a particular orientation and therefore should not be construed as limiting the utility model.

1-7, a portable power supply is applied to an electric tool, and includes a power supply body 10, and a dc power connector 13, an ac power connector 19 and a display interface 17 disposed on the power supply body 10, wherein the display interface 17 is located on a first side of the power supply body, the dc power connector 13 is located on a second side of the power supply body 10, the ac power connector 19 is located on a third side of the power supply body 10, the first side, the second side and the third side are not coplanar with each other, the dc power connector 13 outputs at least two different voltages, i.e., the dc power connector 13 outputs the first voltage, and any one of the second voltage and the third voltage, wherein the voltages of the first voltage, the second voltage and the third voltage are different, and the ac power connector 19 outputs at least one of a fourth voltage and a fifth voltage, wherein the voltages of the fourth voltage and the fifth voltage are different. The range of the first voltage is 3.7-14.4V, the range of the second voltage is 14.4-40V, the range of the third voltage is 40-80V, the range of the fourth voltage is 110-120V, and the range of the fifth voltage is 220-240V.

Referring to fig. 1, the power supply body 10 is provided with a handle 11, the handle 11 is disposed on the top surface of the power supply body 10, the handle 11 is foldable and stored on the rear side of the top surface of the power supply body 10, the power supply body 10 includes an upper casing 14 and a lower casing 15, the lower casing 15 is fixedly connected with the upper casing 14 and is used for bearing the power supply body 10, clamping grooves 151 used for being connected with an electric tool are formed in the power supply body 10, the clamping grooves 151 are four, and the power supply body is symmetrically disposed on the front side and the rear side of the power supply body 10, and two power supply bodies are arranged on each side.

Referring to fig. 1 and 2, in order to improve the protection performance of the power supply body 10, the upper case 14 includes a cover 142 and a shielding structure 141, and the cover 142 is positioned outside the shielding structure 141. The cover 142 is pivotally mounted on the upper shell 14 through a rotating shaft 143, and the cover 142 is respectively arranged at the outer sides of the direct current plugging surface 13 and the alternating current plugging surface 19 to protect the direct current plugging surface 13 and the alternating current plugging surface 19; the shielding structure 141 is located at the inner lower side of the cover 142, is opened downward in a C shape, and is disposed near the power supply body 10, so as to protect the dc power socket surface 13 and the ac power socket surface 19, and make the power supply body have good waterproof and antifouling effects.

When the cover 142 is in the closed state, the cover 142 and the shielding structure 141, the direct current plugging surface 13 or the alternating current plugging surface 19 are combined to form a hexahedron with an opening at the lower part, and when the power supply body 10 supplies power to the electric tool, the cover 142 can prevent rainwater from wetting the AC and DC plugging ports, so that the safety problems such as internal short circuit of the power supply body 10 are avoided.

The display interface 17 includes a dc output switching interface 16 for controlling the dc interface 13 and an ac output switching interface 18 for controlling the ac interface 19. The dc output switch interface 16 is disposed on the left side of the display interface 17 for individually controlling the output and stop of the dc interface 13, and the ac output switch interface 18 is disposed on the right side of the display interface 17 for individually controlling the output and stop of the ac interface 19. Wherein the dc output switching interface 16 includes a dc output on button 161 and a dc output off button 162; the ac output switch interface 18 includes an ac output on button 181 and an ac output off button 182.

Referring to fig. 2 and fig. 4, the dc power connector 13 is provided with a charging port 12, the charging port 12 is disposed on the dc power connector 13, and the charging port 12 is connected to the mains supply and is used for charging the battery cell module 20, and the battery cell module comprises a binary port and a three-fork port, and an adaptive socket can be selected according to needs during use. The power supply body 10 is internally provided with a battery cell module 20 electrically connected with the charging port 12, and a direct current circuit board 21 and an alternating current circuit board 22 electrically connected with the battery cell module 20. The alternating current circuit board 22 is positioned on the right side of the cell module 20 and is arranged between the alternating current plugging surface 19 and the cell module 20; the dc circuit board 21 is located on the left side of the cell module 20, between the dc interface 13 and the cell module 20.

Referring to fig. 6, the dc power connector 13 includes a first dc power output area 131, a second dc power output area 133, and a third dc power output area 132, where the first dc power output area 131, the second dc power output area 133, and the third dc power output area 132 output different voltages, respectively, where the first dc power output area 131 correspondingly outputs a first voltage, the second dc power output area 133 correspondingly outputs a second voltage, and the third dc power output area 132 correspondingly outputs a third voltage. The first voltage, the second voltage, and the third voltage are all different.

Referring to fig. 3 and 5, the ac power interface 19 includes a first ac power output area 191 and a second ac power output area 192, where the first ac power output area 191 and the second ac power output area 192 output different voltages respectively, the first ac power output area 191 correspondingly outputs a fourth voltage, and the second ac power output area 192 correspondingly outputs a fifth voltage. The fourth voltage and the fifth voltage are different in voltage.

Referring to fig. 2 and 7, the display interface 17 is arranged in a partitioned manner, and includes a dc display interface 171 arranged in a left side area and an ac display interface 172 arranged in a right side area, wherein the dc display interface 171 and the ac display interface 172 are respectively used for displaying the plugging states of the dc plugging face 13 and the ac plugging face 19.

The dc display interface 171 includes a first voltage dc display interface 1711 for displaying the plugging operation state of the first voltage dc output area 131; a second vdc display interface 1714 for displaying the plugging operation state of the second vdc output region 133; a charging display 1713 and a third voltage dc display 1712 are also provided in the dc display 171.

The ac display interface 172 includes a fourth voltage ac display interface 1721 for displaying a plugging operation state of the first voltage ac output region 191; the fifth voltage ac display interface 1722 is configured to display the plugging operation status of the second voltage ac output area 192.

Example 1

As shown in fig. 8, the present utility model is applied to a hand tool 3 using alternating current,

in order to facilitate connection with an electric tool and facilitate use as a backup power source of the electric tool, a clamping groove 151 is provided on the power source body 10, the hand-pushing tool 3 using alternating current comprises a supporting structure 31, a clamping hook 32 and wheels 33, and the power source body 10 is fixed on the supporting structure 31 in cooperation with the clamping hook 32 through the clamping groove 151 and cooperates with the wheels 33. The hand tool 3 using the alternating current may employ either the fourth voltage or the fifth voltage.

Example two

As shown in fig. 9, the present utility model is applied to a hand-push tool 4 using direct current, a clamping groove 151 is provided on a power supply body 10, the hand-push tool 4 using direct current comprises a supporting structure 41, a clamping hook 42 and a wheel 43, and the power supply body 10 is fixed on the supporting structure 41 by matching the clamping groove 151 and the clamping hook 42 and is matched with the wheel 43. The hand tool 4 using direct current may select any one of the first voltage, the second voltage, or the third voltage.

Example III

As shown in fig. 10, the present utility model is applied to a hand tool 5 using direct current, and the hand tool 5 using direct current is used in cooperation with a power source body 10 through an electric tool accessory, i.e., a back frame 6. The power supply body 10 is provided with a clamping groove 151, the power supply body 10 is fixed on the accessory back frame 6 through the clamping groove 151, the accessory back frame 6 comprises a supporting structure 61, a clamping hook 62 and a brace 63, the clamping groove 151 and the clamping hook 62 are matched and fixed on the supporting structure 61, and the brace 63 is used in a mode that the brace 63 is carried on the back of a user to be matched with the handheld tool 5 using direct current. The hand tool 5 using direct current may select any one of the first voltage, the second voltage, or the third voltage.

The specific operation process is as follows:

step one: the portable power main switch is turned on, the display interface 17 on the power body 10 is on, and the following information is displayed:

1.1, when the power supply body 10 is not powered or has insufficient power, the display interface 17 will have a corresponding warning indication, such as a screen flashing or a certain indication showing;

1.2, when the power supply body 10 is electrified, a screen of the display interface 17 is lightened, and no warning mark exists;

1.3, if the charging port 12 is connected to the mains supply, that is, the power supply body 10 is in a charging state, a differential warning mark such as flickering is provided at the charging display interface 1713, and the direct current power connection interface 13 and the alternating current power connection interface 19 do not work and have no power output;

1.4, when the power supply body 10 is electrified and is not charged, the screen of the display interface 17 is firstly lightened in a ready state, and the screen turns into gray after two seconds;

step two: when a user uses the DC power connection face 13 to supply power to the electric equipment

2.1, when the electric device is inserted into the first voltage dc output area 131 or the second voltage dc output area 133 or the third voltage dc output area 132, the first voltage dc display interface 1711 or the second voltage dc display interface 1714 or the third voltage dc display interface 1712 of the corresponding display area on the screen of the display interface 17 is turned on, which indicates that the corresponding socket has the device connected;

2.2, when the user presses the direct current output opening button 161 after seeing the prompt in the display area of the direct current display interface 171, the area which is lightened in the second step 2.1 flashes to indicate that the socket on the direct current plugging surface 13 is powered outwards;

2.3, if the user presses the dc output off button 162, the state of 2.1 in step two is restored;

2.4, if the user directly pulls out the electric equipment from the direct current power connection surface 13, the state of the first step is restored;

step three: when a user uses the AC interface 19 to power the consumer

3.1, when the electric equipment is inserted into the first voltage ac output area 191 or the second voltage ac output area 192, a fourth voltage ac display interface 1721 or a fifth voltage ac display interface 1722 of the corresponding display area on the screen of the display interface 17 is turned on, which indicates that the corresponding socket has equipment access;

3.2, when the user presses the ac power output on button 181 after seeing the prompt in the display area of the ac power display interface 172, the area that is lightened in the third step 3.1 flashes to indicate that the power is supplied to the outside by the power socket on the ac power socket surface 19;

3.3, if the user presses the ac power output off button 182, returning to the state of 3.1 in step three;

3.4, if the user directly pulls out the electric equipment from the alternating current plug-in surface 19, the state of the first step is restored;

step four: if the user directly turns off the main switch of the power supply body 10, all the above-mentioned first to third states are all interrupted, and the screen of the display interface 17 is dark.

In addition to the above preferred embodiments, the present utility model has other embodiments, and various changes and modifications may be made by those skilled in the art without departing from the spirit of the utility model, which is defined in the appended claims.

Claims (10)

1. A portable power source for use with a power tool, comprising: the power supply body, and the direct current power supply interface, the alternating current power supply interface and the display interface which are arranged on the power supply body, wherein the direct current power supply interface outputs direct current outwards and is matched and connected with the direct current electric tool; the alternating current connector outputs alternating current outwards and is matched and connected with an alternating current electric tool; the display interface displays working states of the direct current plugging surface and the alternating current plugging surface;

the method is characterized in that: the direct current power supply comprises a power supply body, a direct current power supply surface, an alternating current power supply surface, a first voltage output device, a second voltage output device, a third voltage output device and at least one of the fourth voltage and the fifth voltage output device.

2. The portable power supply of claim 1, wherein: the power supply body comprises an upper shell and a lower shell, wherein the upper shell comprises a cover, and the cover is respectively arranged on the outer sides of the direct current plugging surface and the alternating current plugging surface and plays a role in protecting the direct current plugging surface and the alternating current plugging surface.

3. The portable power supply of claim 2, wherein: the upper shell comprises a shielding structure, the shielding structure is positioned on the inner lower side of the cover, is in a C-shaped downward opening, is close to the power supply body and protects the direct current plugging surface and the alternating current plugging surface.

4. The portable power supply of claim 1, wherein: the direct current power interface at least comprises a first voltage direct current output area and one of a second voltage direct current output area and a third voltage direct current output area;

the first voltage direct current output area outputs a first voltage;

the second voltage direct current output area outputs a second voltage different from the first voltage;

the third voltage direct current output region outputs a third voltage different from the first voltage and the second voltage.

5. The portable power supply of claim 1, wherein: the alternating current connecting surface at least comprises one of a first voltage alternating current output area and a second voltage alternating current output area;

the first voltage alternating current output area outputs a fourth voltage;

the second voltage alternating current output region outputs a fifth voltage different from the fourth voltage.

6. The portable power supply of claim 1, wherein: the power supply body is provided with a clamping groove, and the power supply body is matched with a clamping hook on the electric tool through the clamping groove and is fixed on the body of the hand-push type wheel type electric tool.

7. The portable power supply of claim 6, wherein: the hand-push type wheel type electric tool adopts a hand-push tool using alternating current, and the hand-push tool using the alternating current is connected with any one of the fourth voltage or the fifth voltage.

8. The portable power supply of claim 1, wherein: the power supply body is provided with a clamping groove, and the clamping groove is matched with a clamping hook on an electric tool accessory, is fixed on the accessory and is matched with the handheld electric tool.

9. The portable power supply of claim 8, wherein: the hand-held electric tool is connected with any one of the second voltage or the third voltage.

10. A portable power supply according to any one of claims 1-9, characterized in that: the range of the first voltage is 3.7-14.4V, the range of the second voltage is 14.4-40V, the range of the third voltage is 40-80V, the range of the fourth voltage is 110-120V, and the range of the fifth voltage is 220-240V.

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