CN104701689A - Internal telescopic USB (universal serial bus) cord structure and mobile power supply with same - Google Patents
Internal telescopic USB (universal serial bus) cord structure and mobile power supply with same Download PDFInfo
- Publication number
- CN104701689A CN104701689A CN201310653302.4A CN201310653302A CN104701689A CN 104701689 A CN104701689 A CN 104701689A CN 201310653302 A CN201310653302 A CN 201310653302A CN 104701689 A CN104701689 A CN 104701689A
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- China
- Prior art keywords
- usb line
- built
- housing
- line structure
- retractable
- Prior art date
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/72—Means for accommodating flexible lead within the holder
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
Abstract
The invention discloses an internal telescopic USB (universal serial bus) cord structure and a mobile power supply with the same. The internal telescopic USB cord structure comprises a shell and a USB cord; the shell is internally provided with a cavity; the shell is provided with an opening open to the cavity; the USB cord is convertibly disposed on the housing between a contracted state wherein the USB cord is stored in the cavity and an extending state wherein the USB cord extends out of the opening. The internal telescopic USB cord structure according to the embodiment has the advantages such as convenience in use and carrying, neat and attractive appearance and small size.
Description
Technical field
The present invention relates to equipment connection field, in particular to a kind of built-in retractable USB line structure and the portable power source with described built-in retractable USB line structure.
Background technology
The portable power source of existing self-carried USB (USB) line, its USB line is placed on outside (being generally around outside one circle), i.e. external USB line.This USB line structure not only causes portable power source to use trouble, carries inconvenience and affects volume attractive in appearance, to add portable power source.
Summary of the invention
The present invention is intended to solve one of above-mentioned technical problem of the prior art at least to a certain extent.For this reason, one object of the present invention is to propose a kind of built-in retractable USB line structure, and this built-in retractable USB line structure has the advantages such as easy to use and carry, outward appearance neat appearance, volume are little.
Another object of the present invention is to propose a kind of portable power source with described built-in retractable USB line structure.
For achieving the above object, a first aspect of the present invention proposes a kind of built-in retractable USB line structure, and described built-in retractable USB line structure comprises: housing, has cavity in described housing, and described housing is provided with the opening with described cavity connects; USB line, described USB line is switchably established on the housing between the contraction state be accommodated in described cavity and the extended state being stretched out described cavity by described opening.
According to the built-in retractable USB line structure of the embodiment of the present invention, by described USB line is switchably located at described housing between described contraction state and described extended state, like this when not needing to use described USB line, described USB line can be made to be in described contraction state, and now described USB line is accommodated in described cavity.And when needs use described USB line, described USB line can be made to be in described extended state, now described USB line stretches out described cavity by described opening, is connected with miscellaneous equipment to facilitate described USB line.Compare existing external USB line structure, described built-in retractable USB line structure achieves built-in USB line, and the space not only taken is less, and outward appearance is neat appearance more, and very convenient to use, is convenient to user and carries.Therefore, according to the built-in retractable USB line structure of the embodiment of the present invention, there is the advantages such as easy to use and carry, outward appearance neat appearance, volume are little.
In addition, built-in retractable USB line structure according to the above embodiment of the present invention can also have following additional technical characteristic:
According to one embodiment of present invention, described USB line comprises: USB joint; Hard conductor, the first end of described hard conductor is connected with described USB joint; Flexible wire, the first end of described flexible wire is connected with the second end of described hard conductor, and the second end of described flexible wire is installed on the housing.The conversion of described USB joint between described contraction state and described extended state can be realized thus.
According to one embodiment of present invention, described flexible wire having can along the bending part of the length direction movement of described flexible wire.The volume of described built-in retractable USB line structure can be reduced thus further.
According to one embodiment of present invention, described USB line also comprises slide block, and the second end of described hard conductor is connected by described slide block with the first end of described flexible wire, and described housing is provided with chute, and described slide block is located in described chute slidably.So not only can increase the drawing life-span of described USB line, and it is impaired that described hard conductor can be avoided to rub.
According to one embodiment of present invention, described housing is provided with guide rail, and described chute is limited jointly by the inwall of described guide rail and described cavity.Described chute can be formed on the housing thus, and structure simple, be convenient to processing.
According to one embodiment of present invention, described guide rail extends to the outer inclination of described chute away from one end of described opening.When can avoid thus stretching described USB line, described slide block is by card column.
According to one embodiment of present invention, described guide rail reduces gradually away from the height of one end of described opening.Like this can so that user pulls out described USB line.
According to one embodiment of present invention, described housing is provided with the first limit rib and the second limit rib, when described USB line is in described extended state, described slide block backstop is on described first limit rib, when described USB line is in described contraction state, described USB joint backstop is on described second limit rib.The telescopicing performance of described built-in retractable USB line structure can be made thus more reliable.
According to one embodiment of present invention, described USB line also comprises mounting blocks, and described mounting blocks is connected to the second end of described flexible wire, and described housing is provided with mounting groove, and described mounting blocks is arranged in described mounting groove.Not only can improve the convenience that described USB line and described housing are installed thus, and the fastness that described USB line and described housing install can be improved.
According to one embodiment of present invention, the TPU crust wire of described hard conductor to be hardness be 85-90A, the TPU crust wire of described flexible wire to be hardness be 50-55A.So not only ensure that described hard conductor has enough hardness and rigidity, and can ensure that described flexible wire has enough softnesses and elasticity.
A second aspect of the present invention proposes a kind of portable power source, and described portable power source comprises: built-in retractable USB line structure, and described built-in retractable USB line structure is built-in retractable USB line structure described according to a first aspect of the invention; Circuit board, described circuit board to be located in described cavity and to be connected with described USB line; Battery, described battery to be located in described cavity and to be connected with described circuit board.
According to the portable power source of the embodiment of the present invention, by utilizing built-in retractable USB line structure described according to a first aspect of the invention, have easy to use and carry, attractive in appearance, take up room the advantage such as little.
According to one embodiment of present invention, described housing comprises: lower casing; Mesochite, described mesochite is removably mounted on described lower casing, and described USB line, described circuit board and described battery are arranged on described mesochite, and described opening is formed on described mesochite; Upper casing, described upper casing is removably mounted on described mesochite, and described upper casing, described mesochite and described lower casing limit described cavity jointly.The installation and removal of described portable power source can be made so convenient.
Accompanying drawing explanation
Fig. 1 is the explosive view of the portable power source according to the embodiment of the present invention.
Fig. 2 is the structural representation of the USB line of built-in retractable USB line according to the embodiment of the present invention.
Fig. 3 is USB line partial structurtes schematic diagram according to the portable power source of embodiment of the present invention when being in contraction state.
Fig. 4 is USB line partial structurtes schematic diagram according to the portable power source of embodiment of the present invention when being in extended state.
Fig. 5 is the structural representation of the mesochite of portable power source according to the embodiment of the present invention.
Reference numeral: portable power source 1, housing 100, lower casing 110, mesochite 120, opening 121, chute 122, guide rail 123, first limit rib 124, second limit rib 125, mounting groove 126, upper casing 130, USB line 200, USB joint 210, hard conductor 220, the first end 221 of hard conductor 220, second end 222 of hard conductor 220, flexible wire 230, the first end 231 of flexible wire 230, second end 232 of flexible wire 230, bending part 233, slide block 240, mounting blocks 250, circuit board 300, battery 400.
Embodiment
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the present invention, and can not limitation of the present invention be interpreted as.
Below with reference to Fig. 1-Fig. 5, the built-in retractable USB line structure according to the embodiment of the present invention is described.As Figure 1-Figure 5, housing 100 and USB line 200 is comprised according to the built-in retractable USB line structure of the embodiment of the present invention.
Have cavity in housing 100, housing 100 is provided with the opening 121 with described cavity connects.USB line 200 is switchably located on housing 100 between the contraction state be accommodated in described cavity and the extended state being stretched out described cavity by opening 121.
According to the built-in retractable USB line structure of the embodiment of the present invention, by USB line 200 is switchably located at housing 100 between described contraction state and described extended state, like this when not needing to use USB line 200, USB line 200 can be made to be in described contraction state (as shown in Figure 3), and now USB line 200 is accommodated in described cavity.And when needs use USB line 200, USB line 200 can be made to be in described extended state (as shown in Figure 4), and now USB line 200 stretches out described cavity by opening 121, is connected with miscellaneous equipment to facilitate USB line 200.Compare existing external USB line structure, described built-in retractable USB line structure achieves built-in USB line, and the space not only taken is less, and outward appearance is neat appearance more, and very convenient to use, is convenient to user and carries.Therefore, according to the built-in retractable USB line structure of the embodiment of the present invention, there is the advantages such as easy to use and carry, outward appearance neat appearance, volume are little.
Fig. 2-Fig. 4 shows the built-in retractable USB line structure according to the present invention's specific embodiment.As shown in figs 2-4, USB line 200 can comprise USB joint 210, hard conductor 220 and flexible wire 230.The first end 221 of hard conductor 220 can be connected with USB joint 210.The first end 231 of flexible wire 230 can be connected with the second end 222 of hard conductor 220, and the second end 232 of flexible wire 230 can be arranged on housing 100.By arranging softer on USB line 200 and there is enough flexible flexible wire 230, flexible wire 230 can be utilized to stretch and Free Transform in withdrawal process at USB line 200, complete the flexible of USB joint 210 and hard conductor 220, such as, described extended state can be in make USB line 200 by pulling out USB joint 210, and described contraction state can be in by inwardly promoting USB joint 210 to make USB line 200, the conversion of USB joint 210 between described contraction state and described extended state can be realized thus.
Alternatively, as shown in figs 2-4, flexible wire 230 can have can along the bending part 233 of the length direction movement of flexible wire 230, and a part for flexible wire 230 is parallel with hard conductor 220.Particularly, when USB line 200 is in described contraction state (as shown in Figure 3), bending part 233 can be close to the first end 231 of flexible wire 230.When USB line 200 is from described contraction state to described extended state conversion, bending part 233 can move by the second end 232 along the length direction of flexible wire 230 from the first end 231 of flexible wire 230 to flexible wire 230.The space that USB line 200 takies can be reduced thus, to reduce the volume of described built-in retractable USB line structure further.
Fig. 2-Fig. 5 shows built-in according to an embodiment of the invention retractable USB line structure.As Figure 2-Figure 5, USB line 200 can also comprise slide block 240, second end 222 of hard conductor 220 can be connected by slide block 240 with the first end 231 of flexible wire 230, and housing 100 can be provided with chute 122, and slide block 240 can be located in chute 122 slidably.When USB line 200 is changed between described contraction state and described extended state, slide block 240 slides in chute 122, the movement locus of chute 122 pairs of slide blocks 240 can be utilized like this to limit, to improve hard conductor 220 and the stability of USB joint 210 in motion process, prevent hard conductor 220 and USB joint 210 from swinging when moving, thus the drawing life-span of USB line 200 can be increased.In addition, slide block 240 can also avoid the contact internal walls friction of hard conductor 220 and housing 100 and chute 122, to prevent hard conductor 220 impaired, both can ensure the attractive in appearance of hard conductor 220 outward appearance thus, and can improve again the reliability of hard conductor 220.
Wherein, as shown in Figure 3-Figure 5, housing 100 can be provided with guide rail 123, chute 122 can be limited jointly by the inwall of guide rail 123 and described cavity, and namely chute 122 can be limited jointly by guide rail 123 and housing 100.Chute 122 can be formed on housing 100 thus, and structure simple, be convenient to processing.
Further, as shown in Figure 3-Figure 5, guide rail 123 can extend to the outer inclination of chute 122 away from one end of opening 121.Chute 122 can be made like this to be horn-like away from one end of opening 121, and to facilitate the turnover of slide block 240, when avoiding stretching USB line 200 line, slide block 240 is by card column.
Further, as shown in Figure 5, guide rail 123 can reduce gradually away from the height of one end of opening 121.Slide block 240 can be made like this to enter chute 122 more easily, in case limited slip block 240 is hooked by guide rail 123, thus the smoothness of stretching USB line 200 can be improved further.
Advantageously, as shown in Figure 3-Figure 5, housing 100 can be provided with the first limit rib 124 and the second limit rib 125, when USB line 200 is in described extended state, slide block 240 can backstop on the first limit rib 124, to utilize the first limit rib 124 backstop slide block 240, prevent USB line 200 from stretching out excessive.When USB line 200 is in described contraction state, USB joint 210 can backstop on the second limit rib 125, to utilize the second limit rib 125 backstop USB joint 210, prevent USB joint 210 from receiving dark and being not easy to pull-out.The range of movement of USB line 200 can be limited like this, make the telescopicing performance of described built-in retractable USB line structure more reliable.
Fig. 2-Fig. 5 shows the built-in retractable USB line structure according to the present invention's concrete example.As Figure 2-Figure 5, USB line 200 can also comprise mounting blocks 250, and mounting blocks 250 can be connected to the second end 232 of flexible wire 230, and housing 100 can be provided with mounting groove 126, and mounting blocks 250 can be arranged in mounting groove 126.The second end 232 of flexible wire 230 can be made like this to be arranged on housing 100 by mounting blocks 250, not only can improve the convenience that USB line 200 is installed with housing 100 thus, and the fastness that USB line 200 installs with housing 100 can be improved, depart from housing 100 in drawing process to prevent USB line 200.
Wherein, hard conductor 220 can be the TPU(TPUE rubber of 85-90A for hardness) crust wire.Such as, outer intracutaneous bag No. 28 wires of TPU that hard conductor 220 can be 85A by hardness are formed, hard conductor 220 can be made like this to have higher hardness, not only can ensure that USB line 200 has enough intensity by waving test, and can, so that inwardly promote USB line 200, make USB line 200 be transformed into described contraction state from described extended state.
Flexible wire 230 can be the TPU crust wire of 50-55A for hardness.Such as, flexible wire 230 can by hardness be 50A TPU in bag No. 28 wires form, flexible wire 230 can be made like this to have enough softnesses and elasticity, ensure the Free Transform of flexible wire 230 in drawing process.
Slide block 240 and mounting blocks 250 also can adopt TPU material to make respectively.
The telescopic process of the built-in retractable USB line according to the embodiment of the present invention is described below.When USB line 200 is transformed into described extended state from described contraction state by needs, user can pinch USB joint 210 with hand and stretch out, because flexible wire 230 material is softer, so can flexural deformation thereupon, after USB line 200 is in described extended state, the first limit rib 124 blocks slide block 240, USB line 200 and cannot be drawn out again, now complete pull-out process, in the process because the position-limiting action of chute 122 makes slide block 240 can only slide along chute 122.When USB line 200 is transformed into described contraction state from described extended state by needs, user can pinch USB joint 210 with hand and inwardly push away, because hard conductor 220 material more firmly can not flexural deformation, power can be conducted to flexible wire 230 by hard conductor 220, because flexible wire 230 material is softer, so can flexural deformation thereupon, thus USB line 200 is pushed back, after USB line 200 is in described contraction state, second limit rib 125 backstop USB joint 210 can not be pushed back to make USB line 200 again, now completes withdrawal process.
Below with reference to Fig. 1-Fig. 5, the portable power source 1 according to the embodiment of the present invention is described.As Figure 1-Figure 5, built-in retractable USB line structure, circuit board 300 and battery 400 is comprised according to the portable power source 1 of the embodiment of the present invention.
Described built-in retractable USB line structure is built-in retractable USB line structure according to the above embodiment of the present invention.Circuit board 300 to be located in described cavity and to be connected with USB line 200.Battery 400 to be located in described cavity and to be connected with circuit board 300.
According to the portable power source 1 of the embodiment of the present invention, by utilizing built-in retractable USB line structure according to the above embodiment of the present invention, have easy to use and carry, attractive in appearance, take up room the advantage such as little.
Wherein, circuit board 300 can be pcb board (printed circuit board).
For the ease of the installation and removal of USB line 200, circuit board 300 and battery 400, housing 100 can be divided into multiple dismountable part.Such as, housing 100 can comprise lower casing 110, mesochite 120 and upper casing 130.Mesochite 120 can be removably mounted on lower casing 110, USB line 200, circuit board 300 and battery 400 can be arranged on mesochite 120, opening 121, chute 122 and mounting groove 126 can be formed on mesochite 120, and guide rail 123, first limit rib 124 and the second limit rib 125 can be located on mesochite 120.Upper casing 130 can be removably mounted on mesochite 120, and upper casing 130, mesochite 120 and lower casing 110 can limit described cavity jointly.
Citing below describes the assembling process according to the portable power source 1 of the embodiment of the present invention.First USB line 200 is welded on the circuit board 300, then use ST1.2 screwed lock on mesochite 120 circuit board 300, and then mounting blocks 250 snapped in mounting groove 126 and USB line 200 is put into mesochite 120, afterwards battery 400 is loaded mesochite 120, finally upper casing 130 and mesochite 120 are used together with M1.4 screwed lock, lower casing 110 buckle is buckled on mesochite 120, completes the assembling of portable power source 1.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", orientation or the position relationship of the instruction such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In describing the invention, the implication of " multiple " is two or more, unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score can comprise the first and second features and directly contact, also can comprise the first and second features and not be directly contact but by the other characterisation contact between them.And, fisrt feature second feature " on ", " top " and " above " comprise fisrt feature directly over second feature and oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " comprise fisrt feature immediately below second feature and tiltedly below, or only represent that fisrt feature level height is less than second feature.
In the description of this specification, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.In addition, the different embodiment described in this specification or example can carry out engaging and combining by those skilled in the art.
Although illustrate and describe embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, and those of ordinary skill in the art can change above-described embodiment within the scope of the invention, revises, replace and modification.
Claims (12)
1. a built-in retractable USB line structure, is characterized in that, comprising:
Housing, has cavity in described housing, and described housing is provided with the opening with described cavity connects;
USB line, described USB line is switchably established on the housing between the contraction state be accommodated in described cavity and the extended state being stretched out described cavity by described opening.
2. built-in retractable USB line structure according to claim 1, is characterized in that, described USB line comprises:
USB joint;
Hard conductor, the first end of described hard conductor is connected with described USB joint;
Flexible wire, the first end of described flexible wire is connected with the second end of described hard conductor, and the second end of described flexible wire is installed on the housing.
3. built-in retractable USB line structure according to claim 2, is characterized in that, described flexible wire has can along the bending part of the length direction movement of described flexible wire.
4. built-in retractable USB line structure according to claim 2, it is characterized in that, described USB line also comprises slide block, second end of described hard conductor is connected by described slide block with the first end of described flexible wire, described housing is provided with chute, and described slide block is located in described chute slidably.
5. built-in retractable USB line structure according to claim 4, it is characterized in that, described housing is provided with guide rail, and described chute is limited jointly by the inwall of described guide rail and described cavity.
6. built-in retractable USB line structure according to claim 5, is characterized in that, described guide rail extends to the outer inclination of described chute away from one end of described opening.
7. built-in retractable USB line structure according to claim 5, it is characterized in that, described guide rail reduces gradually away from the height of one end of described opening.
8. built-in retractable USB line structure according to claim 4, it is characterized in that, described housing is provided with the first limit rib and the second limit rib, when described USB line is in described extended state, described slide block backstop is on described first limit rib, when described USB line is in described contraction state, described USB joint backstop is on described second limit rib.
9. built-in retractable USB line structure according to claim 2, it is characterized in that, described USB line also comprises mounting blocks, and described mounting blocks is connected to the second end of described flexible wire, described housing is provided with mounting groove, and described mounting blocks is arranged in described mounting groove.
10. built-in retractable USB line structure according to claim 2, is characterized in that, the TPU crust wire of described hard conductor to be hardness be 85-90A, the TPU crust wire of described flexible wire to be hardness be 50-55A.
11. 1 kinds of portable power sources, is characterized in that, comprising:
Built-in retractable USB line structure, described built-in retractable USB line structure is the built-in retractable USB line structure according to any one of claim 1-10;
Circuit board, described circuit board to be located in described cavity and to be connected with described USB line;
Battery, described battery to be located in described cavity and to be connected with described circuit board.
12. portable power sources according to claim 11, is characterized in that, described housing comprises:
Lower casing;
Mesochite, described mesochite is removably mounted on described lower casing, and described USB line, described circuit board and described battery are arranged on described mesochite, and described opening is formed on described mesochite;
Upper casing, described upper casing is removably mounted on described mesochite, and described upper casing, described mesochite and described lower casing limit described cavity jointly.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310653302.4A CN104701689B (en) | 2013-12-05 | 2013-12-05 | Built-in retractable USB cable architecture and the portable power source with it |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310653302.4A CN104701689B (en) | 2013-12-05 | 2013-12-05 | Built-in retractable USB cable architecture and the portable power source with it |
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| CN104701689A true CN104701689A (en) | 2015-06-10 |
| CN104701689B CN104701689B (en) | 2017-08-25 |
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| CN111404218A (en) * | 2020-03-14 | 2020-07-10 | 赵小钊 | Charging method using portable charging equipment |
| WO2020154859A1 (en) * | 2019-01-28 | 2020-08-06 | 深圳来电科技有限公司 | Charging module of portable power supply |
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| Publication number | Publication date |
|---|---|
| CN104701689B (en) | 2017-08-25 |
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