CN101697670A - Outdoor waterproof protection device of power supply - Google Patents
Outdoor waterproof protection device of power supply Download PDFInfo
- Publication number
- CN101697670A CN101697670A CN200910307672A CN200910307672A CN101697670A CN 101697670 A CN101697670 A CN 101697670A CN 200910307672 A CN200910307672 A CN 200910307672A CN 200910307672 A CN200910307672 A CN 200910307672A CN 101697670 A CN101697670 A CN 101697670A
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- China
- Prior art keywords
- power supply
- supply unit
- outer cover
- protection device
- opening
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/06—Hermetically-sealed casings
Abstract
The invention discloses an outdoor waterproof protection device of a power supply, comprising an outer cover part and a support part. The outer cover part is provided with a cover body with an opening at the bottom end, and at least one accommodating chamber is formed inside the outer cover part; the support part and the outer cover part can form a single-piece structure in an all-in-one mode or can be separated into two components to form a two-piece structure. When in use, the outer cover part is sleeved at the periphery of the power supply with the bottom end facing downwards, the power supply is arranged in the outer cover part, and a certain distance is kept between the power supply and the ground by the support part so as to achieve the waterproof effect.
Description
Technical field
The present invention relates to a kind of outdoor waterproof protection device of power supply unit, particularly plant and cover at the periphery of power supply unit, and make power supply unit put the water-proof protection device that keeps with ground one segment distance.
Background technology
Known socket with water-proof function, as M320229 number " water proof and dust proof socket " content of the novel patent announcement in Taiwan, it is the structure that utilizes water proof and dust proof pad and waterproof and dustproof cover, when the jack of plug insertion socket, the conducting strip of plug is closely enveloped by the water proof and dust proof pad, and untapped jack is sealed in the jack coating in the waterproof and dustproof cover by waterproof and dustproof cover, to reach the purpose of water proof and dust proof socket.Yet said structure can't provide safe waterproof effect when rainy, so that is not suitable for outdoor environment.
As M267716 number " waterproof construction of ac power plug and socket " content of the novel patent announcement in Taiwan, it comprises one and has the header body of Plug Division, and header body is provided with a socket part, and between header body and socket part a limiting section is set; One has the jack body that receiving hole can supply the Plug Division to plug, and jack body is provided with a docking section that combines with the socket part; By this, reach firm grafting after can making this header body be plugged in jack body, and be difficult for breaking away from, and make it have the effect of waterproof.Yet, said structure is the combining structure of the corresponding socket of a plug, can't offer the socket that several plugs can use simultaneously, when the electric wire that uses several plugs and socket links, increase the complexity of plug and socket distribution, during again for excess surface water, probably make plug and socket because be dipped in the water and take place the danger of electric leakage.
Since known, provide a kind of possess have plug that the plug plug will insert to insert mouthful to downwardly facing opening can be installed in room outside wall surface waterproof socket by the structure that water is not easy to enter conductive part, this kind waterproof socket, possessing has: be provided with the jack body that plug inserts mouthful; And can adorn and take off the outer cover that is installed in jack body freely and can be covered with the jack body some.Yet, said structure system is fixed on the wall and uses, when the distance electric equipment is far away, use the position that can't move to closer distance according to user's needs, and perhaps when many electric equipments used simultaneously, above-mentioned waterproof socket also can't require to be free to travel to the desired position according to the user, even, insert mouth because of it has a downward opening plug, be subjected to the crosswind influence and rainwater is entered in the socket, cause the danger of short circuit, electric leakage.
Therefore, the needs research and development are a kind of need not to be changed at the structure of plug and socket, and possesses simple structure, water-tight device easy to use, that carry easily, is applicable to each country variant area simultaneously, has become important topic extremely to be solved.
Summary of the invention
The technical problem to be solved in the present invention provides and a kind ofly need not change at the structure of plug and socket, and possesses the outdoor waterproof protection device of simple structure, power supply unit safe in utilization, that carry easily.
In order to solve the problems of the technologies described above, the outdoor waterproof protection device of power supply unit of the present invention comprises an outer cover, and its bottom has an opening, forms at least one room in it, by this opening one power supply unit is placed in this room; And a strutting piece, its bottom is supported on the ground, so that this power supply unit keeps and ground one segment distance; Wherein, when this outer cover is placed on this power supply unit periphery downwards with bottom end opening, and make this power supply unit and ground keep a segment distance, to reach waterproof effect by this strutting piece.
Described strutting piece is made up of at least one support; The upper end of described strutting piece further is provided with a tank for can ccontaining this power supply unit, and this tank is provided with slotted eye so that the electric wire of this power supply unit is put towards sagging by this slotted eye; The outdoor waterproof protection device of described power supply unit also comprises a bottom, and this bottom is located on the bottom end opening of this outer cover and is connected in the upper end of this strutting piece, offers at least one slotted eye on this bottom and passes and put towards sagging for the electric wire of this power supply unit; Described outer cover is to make with plastic material.
Another technical scheme of the present invention, the outdoor waterproof protection device of power supply unit, its body that is formed in one comprises: a sheath portion, form at least one room in it, this room is in order to ccontaining at least one power supply unit; And a support portion, it is to extend a segment distance downwards by the bottom of this sheath portion to form, in order to be supported on the ground, its bottom has an opening, which is provided with at least one through hole and passes this through hole for electric wire or at least one power line of this power supply unit; Wherein, when this support portion is placed on this power supply unit periphery downwards with bottom end opening, make this power supply unit place this sheath portion inside, and make this power supply unit and ground keep a segment distance, to reach waterproof effect by this support portion.
Described sheath portion has corresponding concaveconvex structure for this power supply unit of engaging; Described sheath portion has the hanging portion, this hanging portion in order to this power supply unit on a junction combination of corresponding setting.
Another technical scheme of the present invention, the outdoor waterproof protection device of power supply unit comprises an outer cover, its bottom has an opening, form at least one room in it, its outer top surface is provided with a hitch, by this opening one power supply unit is placed in this room; And a strutting piece, use so that the hitch on this outer cover hangs use, and this power supply unit in this outer cover is kept and ground one segment distance; Wherein, when this outer cover is placed on this power supply unit periphery downwards with bottom end opening, make this power supply unit place this sheath portion inside, and make this power supply unit and ground keep a segment distance, to reach waterproof effect by this strutting piece.
Described hitch and outer cover form in one-body molded mode; Described water-proof protection device comprises a bottom, and it is to be located on the opening of this outer cover, offers at least one slotted eye on it and passes and put towards sagging for the electric wire of this socket.
The invention has the beneficial effects as follows: the outdoor waterproof protection device of this power supply unit is owing to adopted said structure; power supply unit can be placed in the room of this outer cover; utilize strutting piece system that this power supply unit is kept and ground one segment distance; to reach waterproof effect; need not change at the structure of plug and socket, and simple structure, safe in utilization, carry easily.
Description of drawings
The present invention is further detailed explanation below in conjunction with the drawings and specific embodiments.
Fig. 1 is the user mode figure of the connecting circuit plug of one embodiment of the invention;
Fig. 2 is the exploded view of Fig. 1;
Fig. 3 is the generalized section of yet another embodiment of the invention;
Fig. 4 is the part enlarged drawing of Fig. 3 (interlocking combination);
Fig. 5 is the part enlarged drawing of Fig. 3 (combination is spirally connected);
Fig. 6 is the generalized section of another embodiment of the present invention;
Fig. 7 is the generalized section of further embodiment of this invention;
Fig. 8 is the generalized section of further embodiment of this invention;
Fig. 9 is the generalized section of further embodiment of this invention;
Figure 10 is the generalized section of further embodiment of this invention;
Figure 11 is the generalized section of further embodiment of this invention;
Figure 12 is the generalized section of further embodiment of this invention;
Figure 13 is the generalized section of further embodiment of this invention;
Figure 14 is the one embodiment of the invention and the receptacle combinations user mode figure that can crispatura;
Figure 15 is that one embodiment of the invention and battery case are used in combination state diagram.
Embodiment
See figures.1.and.2 one of outdoor waterproof protection device of power supply unit of the present invention embodiment and exploded view.Present embodiment system shown in Figure 1 is shown as water-proof protection device with power supply unit (socket) and is used in combination; This water-proof protection device 1 comprises an outer cover 10 and a strutting piece 20, wherein these outer cover 10 inside form rooms 101, its bottom has an opening 11, make outer cover 10 be placed on a power supply unit 2 peripheries by this opening 11, so that this power supply unit 2 is placed in the room 101 of this outer cover 10, this power supply unit 2 can be socket or this battery case, and the electric wire 3 of power supply unit 2 is put towards sagging by this opening 11 with the power line 4 that is coupling on this power supply unit 2, makes this power supply unit 2 and avoid spattering with water to reach waterproof effect with water liquid such as rainwater formation isolation; Shape is not limited outside this outer cover 10, can be how much or non-geometry or tool concaveconvex structure or specific moulding (as personage, animal, plant); This outer cover 10 is applicable to that the mass production manufacturing is produced and its material can utilize various plastics such as polyethylene (PE), polypropylene (PP), polyvinyl chloride (PVC) to be made into transparent or opaque product again, make outer cover 10 not only have preferable water-proof function, and (for example can promote its processability, utilize blow molding, injection mo(u)lding etc.), can reduce production costs again.
End system is used in combination with this power supply unit 2 on this strutting piece 20, this outer cover 10 is placed on this power supply unit 2 peripheries downwards with the bottom, this power supply unit 2 is placed in the room 101 of this outer cover 10, and end is fixed for being inserted in ground under this strutting piece 20, this power supply unit 2 is kept and ground one segment distance, can form spacing with the ponding on the ground to reach waterproof effect; This strutting piece 20 mainly is made up of at least one support, form by a support as present embodiment strutting piece 20 shown in Figure 1, though it is to utilize this power supply unit 2 of a stent support for the preferred embodiment according to the present invention, but support uses number and arrangement mode (for example not to exceed with the foregoing description, three supports form the trident patterns), again this power supply unit 2 according to design need to hold connect, gluing, clamping, snapping mode combine with this outer cover 10 or this strutting piece 20.
This water-proof protection device 1 further comprises a bottom 30, this bottom 30 is installed on the opening 11 of this outer cover 10, to promote this water-proof protection device 1 waterproof, moisture effect, and can prevent that aqueous vapor or insect from being entered in this outer cover 10 by opening 11, offer at least one slotted eye 31 on this bottom 30 and can pass and put for the electric wire 3 or the power line 4 of this power supply unit 2 towards sagging; This slotted eye 31 further is equipped with a clamping piece 33 again, and the electric wire 3 of this power supply unit 2 or power line 4 pass and are positioned on this clamping piece 33, are clamped on this slotted eye 31 by clamping piece 33 again.
Please refer to Fig. 3 to shown in Figure 5, wherein Fig. 4 and Fig. 5 are the partial enlarged drawing in zone shown in the arrow A of Fig. 3, these strutting piece 20 upper ends are incorporated on this bottom 30 or pass slotted eye 31 on this bottom 30 and are incorporated into (figure does not show) on this power supply unit 2, and its combination does not limit, end forms the caulking groove 32 of a projection 21 with the corresponding end that is embedded in this bottom 30 on this strutting piece 20 as shown in Figure 4, so that this strutting piece 20 is combined into one with this bottom 30; The screw thread 211,321 that can correspondence screws togather further is set respectively on this projection 21 and the caulking groove 32 as shown in Figure 5, this strutting piece 20 can be firmly screwed togather with this bottom 30 be integral.
Please refer to shown in Figure 6, end further is provided with a tank 40 for can ccontaining this power supply unit 2 on this strutting piece 20, be located on this bottom 30 as present embodiment this tank 40 shown in Figure 6, be connected in this strutting piece 20 upper ends by this bottom 30 again, but tank 40 set-up modes do not exceed with the foregoing description, and for example this tank 40 is connected in this strutting piece 20 upper ends; Shape is not limited outside this tank 40 again, does not highly limit, and this tank 40 is provided with the slotted eye 41 (as shown in Figure 2) that the electric wire 3 of power supply source supply 2 passes through, and makes by the electric wire 3 of slotted eye 41 and puts towards sagging.
Please refer to shown in Figure 7, on power supply unit 2 and one of the outer cover 10 inner edges corresponding surface devil's felt 50a, 50b being set respectively binds in order to corresponding, power supply unit 2 can be fixed on outer cover 10 inner edges, or on one of the lateral margin of power supply unit 2 and strutting piece 20 corresponding surface devil's felt 50a, 50b being set respectively binds with corresponding, make power supply unit 2 be fixed in (figure does not show) on the strutting piece 20, to reach easily and the effect of stable bond.
Please refer to shown in Figure 8, one bracing frame 60 further is set on this strutting piece 20, this bracing frame 60 has an ora terminalis 61 in order on the inner edge surface that is resisted against this outer cover 10 and difficult drop-off, the end face of this bracing frame 60 is for bearable this power supply unit 2, so that this power supply unit 2 is placed in the room 101 of this outer cover 10.
Please refer to shown in Figure 9, this outer cover 10 can utilize blowing or injection molding formation to have type outside the corresponding concaveconvex structure, but its external form is not exceeded with the foregoing description, so that this power supply unit 2 is fastened between the corresponding concaveconvex structure, in the room 101 that is fixed in this outer cover 10.
Please refer to shown in Figure 10ly, a hanging portion 70 is further established on the edge top within this outer cover 10, and this hanging portion 70 can be hung for the corresponding end of this power supply unit 2, and is positioned in the room 101 of this outer cover 10.
Please refer to shown in Figure 11,12, it is the outdoor waterproof protection device of a kind of power supply unit of the present invention, this water-proof protection device 1a is one-body molded body, comprise a sheath portion 10a and a support portion 20a, wherein form a room 101 in this sheath portion 10a, for can a ccontaining at least power supply unit 2 and a power line 4 (scheming not show); This support portion 20a extends a segment distance downwards by the bottom of this sheath portion 10a to form, and is supported on the ground, and its bottom tool one opening 21a which is provided with the through hole 22a that can pass through for the electric wire 3 and the power line 4 (figure does not show) of this power supply unit 2; Shown in Figure 11 as present embodiment, form the concaveconvex structure 11a of correspondence mutually on the sidewall of this sheath portion 10a, during use, this power supply unit 2 is placed in this room 101 by this opening 21a and is fastened between the concaveconvex structure 11a, and this power supply unit 2 is kept and ground one segment distance; Shown in Figure 12 as present embodiment, a hanging portion 12a is further established in this sheath portion 10a inner edge upper end, a junction 201 set on the corresponding surface of this hanging portion 12a and this power supply unit 2 articulates, so that this power supply unit 2 is positioned in this room 101, and maintenance and ground one segment distance.
Please refer to shown in Figure 13, it is the outdoor waterproof protection device of a kind of power supply unit of the present invention, the two-piece structure that this water-proof protection device 1b system is made up of an outer cover 10b and a strutting piece 20b, wherein this outer cover 10b system is made with blowing or injection molding by plastic material, its external form does not limit, this outer cover 10b is inner to form a room 101 and its bottom tool one opening 11b, make a power supply unit 2 be positioned in the room 101 of this outer cover 10b (for example this power supply unit 2 is sticked between the concaveconvex structure with mutual correspondence that this outer cover 10b formed) by this opening 11b, shown in Figure 13 as present embodiment, one hitch 12b is set on the outer top surface of this outer cover 10b upward (for example to be held under this strutting piece 20b and is inserted on the ground in order to be hung on this strutting piece 20b, and its upper end hangs for hitch 12b), in fact also the hitch 12b that this outer cover 10b goes up can be hung on the wall, on the tree, on the pillar, use on the shelf, so that the power supply unit 2 of this outer cover 10b and inside thereof keeps and ground one segment distance; This hitch 12b and this outer cover 10b can form or use with two component compositions in one-body molded mode; This water-proof protection device 1b further comprises a bottom 30; it is to be located on the opening 11b of this outer cover 10b; to prevent that water gas or insect from being entered in this outer cover 10b by opening 11b; with waterproof, the moisture effect of promoting this water-proof protection device 1b, but the electric wire 3 of offering a plurality of slotted eye 31 power supply source supplies 2 on this bottom 30 passes and puts towards sagging.
Please refer to shown in Fig. 1,14,15, this power supply unit 2 can be a porous extended line socket (as shown in Figure 1) or can take inventory the power line of socket can crispatura socket (as shown in figure 14) or battery case (as shown in figure 15) in Socket casing inside, wherein, this outer cover 10 is placed on a power supply unit 2 peripheries downwards with bottom end opening 11, make this power supply unit 2 place room 101 inside of outer cover 10, and make this power supply unit 20 and ground keep a segment distance by this strutting piece 20, to reach waterproof effect; Indicator light corresponding to jack further is set, to use (figure does not show) again on the housing of this power supply unit 2 respectively as the indication of on/off electricity, illumination, decoration.
As mentioned above, cover 10 can be used in combination or use with one-body molded single structure with strutting piece 20 with two-piece structure outside the present invention, and and multiple combination kenel arranged between the power supply unit 2, need select the appropriate combination kenel according to the user, therefore, in the time of in power supply unit 2 places outer cover 10,, also reach the excellent waterproof effect except providing firm in conjunction with the effect.
The above only is the preferred embodiments of the present invention, only is illustrative for the purpose of the present invention, and nonrestrictive; Those of ordinary skills understand, and can carry out many changes to it in the spirit and scope that claim of the present invention limited, revise, even the equivalence change, but all will fall within the scope of protection of the present invention.
Claims (11)
1. the outdoor waterproof protection device of power supply unit is characterized in that comprising an outer cover, and its bottom has an opening, forms at least one room in it, by this opening one power supply unit is placed in this room; And a strutting piece, its bottom is supported on the ground, so that this power supply unit keeps and ground one segment distance; Wherein, when this outer cover is placed on this power supply unit periphery downwards with bottom end opening, and make this power supply unit and ground keep a segment distance, to reach waterproof effect by this strutting piece.
2. the outdoor waterproof protection device of power supply unit according to claim 1 is characterized in that described strutting piece is made up of at least one support.
3. the outdoor waterproof protection device of power supply unit according to claim 1; the upper end that it is characterized in that described strutting piece further is provided with a tank for can ccontaining this power supply unit, and this tank is provided with slotted eye so that the electric wire of this power supply unit is put towards sagging by this slotted eye.
4. the outdoor waterproof protection device of power supply unit according to claim 1; it is characterized in that also comprising a bottom; this bottom is located on the bottom end opening of this outer cover and is connected in the upper end of this strutting piece, offers at least one slotted eye on this bottom and passes and put towards sagging for the electric wire of this power supply unit.
5. the outdoor waterproof protection device of power supply unit according to claim 1 is characterized in that described outer cover is to make with plastic material.
6. the outdoor waterproof protection device of power supply unit is characterized in that its body that is formed in one, and comprising: a sheath portion, form at least one room in it, and this room is in order to ccontaining at least one power supply unit; And a support portion, it is to extend a segment distance downwards by the bottom of this sheath portion to form, in order to be supported on the ground, its bottom has an opening, which is provided with at least one through hole and passes this through hole for electric wire or at least one power line of this power supply unit; Wherein, when this support portion is placed on this power supply unit periphery downwards with bottom end opening, make this power supply unit place this sheath portion inside, and make this power supply unit and ground keep a segment distance, to reach waterproof effect by this support portion.
7. the outdoor waterproof protection device of power supply unit according to claim 6 is characterized in that described sheath portion has corresponding concaveconvex structure for this power supply unit of engaging.
8. the outdoor waterproof protection device of power supply unit according to claim 6 is characterized in that described sheath portion has the hanging portion, this hanging portion in order to this power supply unit on a junction combination of corresponding setting.
9. the outdoor waterproof protection device of power supply unit is characterized in that comprising an outer cover, and its bottom has an opening, forms at least one room in it, and its outer top surface is provided with a hitch, by this opening one power supply unit is placed in this room; And a strutting piece, use so that the hitch on this outer cover hangs use, and this power supply unit in this outer cover is kept and ground one segment distance; Wherein, when this outer cover is placed on this power supply unit periphery downwards with bottom end opening, make this power supply unit place this sheath portion inside, and make this power supply unit and ground keep a segment distance, to reach waterproof effect by this strutting piece.
10. the outdoor waterproof protection device of power supply unit according to claim 9 is characterized in that described hitch and outer cover form in one-body molded mode.
11. the outdoor waterproof protection device of power supply unit according to claim 9; it is characterized in that described water-proof protection device comprises a bottom; it is to be located on the opening of this outer cover, offers at least one slotted eye on it and passes and put towards sagging for the electric wire of this socket.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910307672A CN101697670A (en) | 2009-09-24 | 2009-09-24 | Outdoor waterproof protection device of power supply |
| PCT/CN2010/077213 WO2011035717A1 (en) | 2009-09-24 | 2010-09-21 | Outdoor waterproof protect apparatus for power supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910307672A CN101697670A (en) | 2009-09-24 | 2009-09-24 | Outdoor waterproof protection device of power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101697670A true CN101697670A (en) | 2010-04-21 |
Family
ID=42142725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910307672A Pending CN101697670A (en) | 2009-09-24 | 2009-09-24 | Outdoor waterproof protection device of power supply |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101697670A (en) |
| WO (1) | WO2011035717A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011035717A1 (en) * | 2009-09-24 | 2011-03-31 | 鹤山健豪灯饰企业有限公司 | Outdoor waterproof protect apparatus for power supply device |
| CN102136654A (en) * | 2011-01-27 | 2011-07-27 | 鹤山健豪灯饰企业有限公司 | Outdoor waterproof device of power supply |
| CN102509933A (en) * | 2011-10-29 | 2012-06-20 | 常熟市董浜镇华进电器厂 | Multifunctional power socket |
| CN103369896A (en) * | 2012-03-28 | 2013-10-23 | 台达电子工业股份有限公司 | External structure of outdoor electronic device |
| CN109713500A (en) * | 2019-02-02 | 2019-05-03 | 南京电巢电气科技有限公司 | Intelligent portable multi-function socket column |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1628372B1 (en) * | 2004-08-20 | 2007-06-27 | Albert Stekelenburg | Outdoor electrical outlet stand with control device |
| CN101697670A (en) * | 2009-09-24 | 2010-04-21 | 鹤山健豪灯饰企业有限公司 | Outdoor waterproof protection device of power supply |
-
2009
- 2009-09-24 CN CN200910307672A patent/CN101697670A/en active Pending
-
2010
- 2010-09-21 WO PCT/CN2010/077213 patent/WO2011035717A1/en active Application Filing
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011035717A1 (en) * | 2009-09-24 | 2011-03-31 | 鹤山健豪灯饰企业有限公司 | Outdoor waterproof protect apparatus for power supply device |
| CN102136654A (en) * | 2011-01-27 | 2011-07-27 | 鹤山健豪灯饰企业有限公司 | Outdoor waterproof device of power supply |
| CN102136654B (en) * | 2011-01-27 | 2013-09-18 | 鹤山健豪灯饰企业有限公司 | Outdoor waterproof device of power supply |
| CN102509933A (en) * | 2011-10-29 | 2012-06-20 | 常熟市董浜镇华进电器厂 | Multifunctional power socket |
| CN103369896A (en) * | 2012-03-28 | 2013-10-23 | 台达电子工业股份有限公司 | External structure of outdoor electronic device |
| CN103369896B (en) * | 2012-03-28 | 2016-08-17 | 台达电子工业股份有限公司 | The external structure of outdoor electronic device |
| CN109713500A (en) * | 2019-02-02 | 2019-05-03 | 南京电巢电气科技有限公司 | Intelligent portable multi-function socket column |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2011035717A1 (en) | 2011-03-31 |
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Application publication date: 20100421 |