CN103474826B - Waterproof and anti-electric shock socket and function module thereof - Google Patents
Waterproof and anti-electric shock socket and function module thereof Download PDFInfo
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- CN103474826B CN103474826B CN201210185207.1A CN201210185207A CN103474826B CN 103474826 B CN103474826 B CN 103474826B CN 201210185207 A CN201210185207 A CN 201210185207A CN 103474826 B CN103474826 B CN 103474826B
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Abstract
The invention provides a waterproof and anti-electric-shock socket and a function module thereof. The waterproof and anti-electric-shock socket comprises a sealing piece, a magnetic switch, a floating body, magnets and a waterproof shell, wherein the sealing piece is arranged in a jack of a socket and isolates electrical contact between plugs, the magnetic switch controls electrical connection between a plug sleeve and a power line, the floating body can be movably disposed in the socket and has a floating body jack, the floating body jack is aligned with the socket jack and the plug sleeve, the plug sleeve can pass through the floating body jack, the magnets are attached to the floating body and can move along with the floating body, and the waterproof shell is provided with a floating body cavity used for receiving the floating body and a switch cavity used for accommodating the magnetic switch. The floating body is arranged in a plugging path through which the plugs are plugged in the plug sleeve, and the floating body is held by an elastic piece in a first position and can move to a second position in which the plugs and the plug sleeve are allowed to be connected. The magnetic switch is in an open state when corresponding to the magnet in the first position and is in a closed state when corresponding to the magnet in the second position.
Description
Technical field
The present invention relates to a kind of supply socket.
Background technology
The Chinese invention patent application that publication number is " CN101383465 " discloses a kind of apertured waterproof socket that makes not have between the plug in water proof ring and jack body, water proof ring and use, comprise: jack body, the bottom of jack body inner chamber offers at least one pair of pin holes, the bottom of jack body is provided with the placing chamber corresponding with pin holes, sleeve is provided with in each placing chamber, each sleeve is made up of binding post and sleeve reed, and each sleeve reed is positioned at the below of corresponding pin holes; Jack body is also hinged with the waterproof cover matched with the water proof ring being arranged on jack body inner chamber bead; Described water proof ring is set together by injection moulding and jack body, forms integral structure; The molecular structure of what described water proof ring adopted the is engineering duroplasts adopted with described jack body has compatibility thus can thermoplastic elastomer's property material PPR of high adhesion.It can not solve electrical leakage problems.
Summary of the invention
The object of aftermentioned content is to provide a kind of waterproof electric-shock-resistant socket and functional module, relocation mechanism, and it can waterproof and protection against electric shock.
1st invention is a kind of functional module of waterproof electric-shock-resistant socket, is characterized in, comprises:
Sleeve, for engaging with the latch of plug;
Magnetic switch, controls the electrical connection of sleeve and power supply wiring;
Buoyancy body, is arranged in socket movably, has buoyancy body jack, and sleeve can pass from buoyancy body jack;
Magnet, relevant to buoyancy body to make magnet can move with buoyancy body; And
Waterproof case, has the buoyancy body cavity accepting buoyancy body and the switch cavity holding magnetic switch;
Wherein, buoyancy body is arranged on latch and is inserted in the insertion path of sleeve, and buoyancy body remains on primary importance by elastic component and is moveable into the second place allowing latch to engage with sleeve.Magnetic switch is in off-state when the magnet of corresponding primary importance, is in closure state during the magnet of the corresponding second place.
The functional module of described waterproof electric-shock-resistant socket, its further feature arranges described elastic component between the middle part of buoyancy body and waterproof case; Buoyancy body has rotating shaft and location division, and location division is stretched out from the below of buoyancy body, waterproof case is provided with the stop part of corresponding location division, and the active path of the location division after stop part is arranged in deflection is so that play barrier effect to location division.
The functional module of described waterproof electric-shock-resistant socket, its further feature is, being less than standard-sized latch can be inserted through from buoyancy body jack, and standard-sized latch can not be inserted through from buoyancy body jack.
The functional module of described waterproof electric-shock-resistant socket, its further feature is, buoyancy body cavity and switch cavity separate, and magnet is attached in buoyancy body.
Described waterproof electric-shock-resistant socket, its further feature is, the cross section of described switch cavity is inverted U-shaped, and its underpart opening is closed by fixed head.
2nd invention is waterproof electric-shock-resistant socket, comprises Socket casing, is characterized in, also comprise and be arranged on aforementioned arbitrary functional module in Socket casing and seal, the seal is arranged at the jack of Socket casing, so that the latch in isolation socket.
Described waterproof electric-shock-resistant socket, its further feature is, this socket has the drainage channel through the jack of Socket casing, the buoyancy body cavity of waterproof case and conductive sleeve.
Described waterproof electric-shock-resistant socket, its further feature is, described magnetic switch comprises the first magnet, second magnet and switch shrapnel, magnet in buoyancy body is the 3rd magnet, second magnet is fixed on switch shrapnel, first magnet is fixed in described switch cavity, in described primary importance, absorption affinity between second magnet and the first magnet absorption affinity be less than between the second magnet and the 3rd magnet disconnects the electrical connection between sleeve and power supply wiring to make switch shrapnel, and be greater than absorption affinity between the second magnet and the 3rd magnet to make the flexible displacement of switch shrapnel and electrical connection contact sleeve and power supply wiring in the absorption affinity of the described second place second magnet and the first magnet.
Described waterproof electric-shock-resistant socket, its further feature is, described buoyancy body, waterproof case, sleeve and magnetic switch are integrated in functional module, this functional module to be built in the housing of socket and also to comprise upper cover plate, this upper cover plate covers the upper shed arranged above waterproof case, upper cover plate has the jack of alignment housing jack, and arranges described seal between upper cover plate and housing.
3rd invention is a kind of relocation mechanism for anti-electric shock socket, be characterized in, comprise buoyancy body and waterproof case, waterproof case has the buoyancy body cavity accepting buoyancy body, be provided with elastomer between the middle part of buoyancy body and housing, buoyancy body is remained on primary importance and allows buoyancy body activity to the second place by this elastomer; Buoyancy body has rotating shaft and location division, this rotating shaft is arranged on the centre of waterproof case, by the location of waterproof case, can only move up and down, buoyancy body can deflect around the shaft, housing is provided with the stop part of corresponding location division, stop part is arranged in the active path of the location division after deflection, plays barrier effect to location division; Buoyancy body also has buoyancy body jack, and buoyancy body jack size meets following condition:
The sleeve of socket can be allowed to pass from buoyancy body jack, and be less than standard-sized latch and can be inserted through from buoyancy body jack, standard-sized latch can not be inserted through from buoyancy body jack.
The described relocation mechanism for anti-electric shock socket, its further feature is, the rotating shaft of described location division from the centre of described buoyancy body is to downward-extension.
The described relocation mechanism for anti-electric shock socket, its further feature is, described elastic component is helical spring, described rotating shaft is also provided with the alignment pin of described elastic component.
The described relocation mechanism for anti-electric shock socket, its further feature is, the outside of described buoyancy body also has the groove of additional magnet.
The described relocation mechanism for anti-electric shock socket, its further feature is, described housing also has the switch cavity that can hold magnetic switch, and buoyancy body cavity and switch cavity separate.
The described relocation mechanism for anti-electric shock socket, its further feature is, the cross section of described switch cavity is inverted U-shaped, and its underpart opening is closed by fixed head.
The described relocation mechanism for anti-electric shock socket, its further feature is, described housing has corral sidewall and connects the bottom of corral sidewall, and the top of corral sidewall arranges upper cover plate and closes, this upper cover plate is provided with pin hole, and osculum is arranged at the bottom of described housing.
When not having plug to insert jack, sleeve is not charged, can not get an electric shock so general conductor inserts jack, and the jack of socket arranges sealing ring, and seal after inserting plug, after plug insertion socket, magnetic switch is in conducting state, and sleeve is charged.But now plug mating surface and sealing ring engage, and have isolated the space between plug pins, to dabble or other liquid can not flow into jack, therefore achieve waterproof electric-shock-resistant function.
In addition, the internal placement drainage channel of socket, surface dabbles or other liquid flows into jack and directly discharges socket, and inside can not be caused to bear water, get an electric shock and the situation such as short circuit, so when not having plug insertion socket, socket also has water-proof function.
Socket inside is provided with the buoyancy body for operating magnetic switch, and it has the function differentiating the latch size and number inserting jack; When width be less than standard-sized latch insert any one hole or simultaneously insert two holes time, through buoyancy body jack, buoyancy body can not action.
When a width be more than or equal to standard-sized latch insert arbitrary jack time, buoyancy body rotate, stop part is withstood in the location division of buoyancy body bottom, and buoyancy body can not move down.
When the latch that two width approximate standard value inserts evenly simultaneously, buoyancy body moves down, location division does not deflect, therefore buoyancy body moves down into the second place, buoyancy body drives the magnet movement on it, and when buoyancy body is near extreme higher position (home position), magnetic switch disconnects, when moving downward near the second place, magnetic switch is energized.So play electroshock-proof function.
Accompanying drawing explanation
Fig. 1 is the C-C cut-away view of waterproof socket.
Fig. 2 is the A-A cut-away view of waterproof socket.
Fig. 3 is the floor plan of waterproof socket.
Fig. 4 is the B-B cut-away view of waterproof socket.
Fig. 5 is the winding diagram bottom water-proof socket module.
Fig. 6 is the structure cut-away view under water-proof socket module reset condition.
Fig. 7 is the structure D-D cut-away view under water-proof socket module reset condition.
Fig. 8 is the structure cut-away view after water-proof socket module plug inserts.
Fig. 9 is the structure E-E cut-away view after water-proof socket module plug inserts.
Figure 10 is the architectural feature cut-away view of buoyancy body.
Figure 11 is the architectural feature cut-away view of buoyancy body.
Figure 12 is the architectural feature cut-away view of buoyancy body when being in non-equilibrium state.
Figure 13 is magnetic switch schematic diagram.
Figure 14 is the stressed schematic diagram of magnetic switch under reset condition.
Figure 15 is the stressed schematic diagram of magnetic switch under plug insert state.
Figure 16 is water-proof socket module stereochemical structure explosive view.
Figure 17 is the Stereo structure Characteristics figure of buoyancy body.
Figure 18 is module waterproof case Stereo structure Characteristics figure, main its front of display.
Figure 19 is module waterproof case Stereo structure Characteristics figure, main its back side of display.
Embodiment
As shown in Figures 1 to 4, in one embodiment of the invention, waterproof electric-shock-resistant socket comprises upper shell 5, lower house 13 and one or more functional module.Functional module comprises upper cover plate 4, waterproof case 6 and magnetic switch.
Simultaneously with reference to Figure 18,19, the interposition of waterproof case 6 is equipped with opening, there is middle chamber 61(buoyancy body cavity) and be positioned at the side cavity 62(switch cavity of the relative both sides of middle chamber 61), sleeve 9 described later, buoyancy body 10, the 3rd magnet 8, spring 14 etc. are placed in middle chamber 61, location division 1005 place of corresponding buoyancy body 10 arranges stop part 601, and middle chamber 61 lowest part arranges osculum 603.The surrounding of side cavity 62 and upper seal, lower openings, for installing magnetic switch, dabbling above can not flow into inside.
The shape of waterproof case 6 dual-side cavity 62 can identical also can be slightly different, its Main Function plays sealing and separates with middle chamber 61, in aftermentioned explanation, dual-side cavity 62 is identical in fact, and be only described a side cavity 62, this explanation is suitable for another side cavity simultaneously.The opening of side cavity 62 is in below, and this opening is fixed by fixed head 16, the shape of cross section in " inverted U-shaped " of side cavity 62.The second magnet 7 of the first magnet 1 and movable setting be fixedly installed is had in side cavity 62, second magnet 7 is fixed on switch shrapnel 11, can move with switch shrapnel 11, one end of switch shrapnel 11 is fixed, the other end is provided with electric contact (such as silver contact), for contacting with electric contact 15, as shown in Figure 5, switch shrapnel 11 and corresponding sleeve 9 are electrically connected, and sleeve 9 is arranged in waterproof case 6 as described later.When switch shrapnel 11 contacts with electric contact 15, sleeve 9 is just charged, when switch shrapnel 11 does not contact with electric contact 15, not charged on sleeve 9.
Upper cover plate 4 covers above middle chamber 61, and upper cover plate 4 has the jack that the latch for plug 2 inserts, the latch of plug 2 can be inserted in middle chamber 61 by this jack.Be provided with buoyancy body 10 in middle chamber 61, the side of buoyancy body 10 adjacent side cavity 62 is fixedly installed the 3rd magnet 8 respectively.First magnet 1, second magnet 7, the 3rd magnet 8 can be soft magnetic bodies also can be permanent magnet, but the relation that will meet between three as shown in Figure 14 and Figure 15, namely when buoyancy body 10 is not correctly promoted by plug pins, the absorption affinity of 3rd magnet 8 to the second magnet 7 is greater than the absorption affinity of the first magnet 1 to the second magnet 7, when buoyancy body 10 move down to make plug pins and sleeve 9 in conjunction with time, the absorption affinity of the first magnet 1 to the second magnet 7 is greater than the absorption affinity of the 3rd magnet 8 to the second magnet 7.In one embodiment of this invention, the first magnet 1 is fixing iron block, and the second magnet 7 is for being positioned at middle magnet, and the 3rd magnet 8 is the magnet floated.
As shown in figure 17, the side of buoyancy body 10 adjacent side cavity is respectively arranged with groove 1004, and the 3rd magnet 8 is placed in groove 1004, but the discontinuous groove of same lateral grooves 1004 continuous print grooves or totally one sidewall.In addition in other embodiments of the invention, also can be placed on respectively in multiple groove by multiple 3rd magnet 8.As shown in Figure 10,17, have the boss 1002 on band inclined-plane in a sidewall of groove 1004, boss 1002 can be elasticity, and the bootable magnet 8 in its inclined-plane enters into groove, and the lower limb of boss 1002 can be located and fixed magnets 8.Buoyancy body 10 just arranges pair of projections 1001 to below a jack of upper cover 4, and the spacing b of boss 1001 is slightly less than standard pin width B, can insert when latch width is less than b, can promote buoyancy body 10 and move down when being greater than b.Be rotating shaft 1006 in the middle of buoyancy body 10, the rotation of rotating shaft 1006 by realizing with coordinating of waterproof case 6, location when rotating shaft 1006 rotates for buoyancy body 10 and when moving up and down.The centre of rotating shaft 1006 arranges the location division 1005 to downward-extension, and when buoyancy body 10 is uneven, location division 1005 deflects, and can push up the positioning bar 601 of waterproof case 6, in the middle of rotating shaft 1006, also arrange spring steady pin 1003, for laying spring 14.
Continue referring to figs. 1 through Fig. 4, functional module is arranged in upper and lower casing 5,13, is provided with seal 3 between the upper cover plate 4 of functional module and upper shell 5, and seal 3 is in jack shape, the jack position alignment of upper shell 5, upper cover plate 4, seal 3, can insert to make the latch of plug 2.For there being the annular protrusion 30 of V-shaped groove 31 around the jack of seal 3, the inner side of upper shell 5 also has annular boss 51, and it can be engaged with seal 3, and this contributes to improving sealing property.Seal 3 is by the clearance seal between upper shell 5 and upper cover plate 4.V-shaped groove 31 on seal 3 can gap better between the latch of sealing plug 2 and upper shell.As shown in Figure 2, two latches of plug 2 separate by seal 3.
Lower house 13 is provided with osculum 130 immediately below the osculum 603 of the waterproof case 6 of module, and arranges water fender 131 in module surrounding.
Continue referring to figs. 1 through Fig. 5, composition graphs 6 and Fig. 7, when the reset condition of socket and when plug 2 does not insert, the 3rd magnet 8 being installed on buoyancy body 10 is in extreme higher position under spring 14 acts on, now the first magnet 1, second magnet 7 and the 3rd magnet 8 are in same level height substantially, the attraction P(of the second magnet 7 and the 3rd magnet 8 is as Figure 14, shown in 15) be greater than attraction between the first magnet and the second magnet 7, be positioned at the first magnet 1, the second magnet 7 in the middle of 3rd magnet 8 therefore can be movable to the 3rd magnet 8 direction, drive the contact 15 on the contact disengaging lug plate 12 on switch shrapnel 11 simultaneously, throw off to make the electrical connection between switch shrapnel 11 and lug plate 12.
When plug 2 inserts jack, the latch of plug 2 is pressed on the boss 1001 of buoyancy body 10 respectively, promote buoyancy body 10 to move down, 3rd magnet 8 moves down simultaneously, latch is inserted in sleeve 9, now the 3rd magnet 8 and the second magnet 7 be not at sustained height, the attraction P of the second magnet 7 and the first magnet 1 is greater than the attraction F between the second magnet 7 and the 3rd magnet, therefore the second magnet 7 moves to the first magnet 1 direction, drive switch shrapnel 11 simultaneously, to make contact on switch shrapnel 11 to the contact 15 on lug plate 12, thus realize electrical connection between switch shrapnel 11 and lug plate 12, form path.
Seal 3 elastomeric material makes, and between upper shell 5 and the upper cover plate 4 of module, there is a circle boss 51 upper shell inside, after module installs, can play good sealing effectiveness by the distortion of seal 3.When the latch of plug 2 inserts jack, plug 2 mating surface contacts with the boss 30 of seal 3, the latch of seal 3 stab contact, and the water of receptacle face can not flow into jack simultaneously.
Buoyancy body 10 is positioned at place immediately below jack has two pairs of boss 1001, two boss gap b to be slightly less than latch width B.When the latch that width is less than b inserts any one hole or two holes, through gap, buoyancy body 10 can not action, sees Figure 10.When the latch that a width is greater than b inserts jack, buoyancy body 10 is around its axis of rotation, and the positioning bar 601 in stand is withstood in the location division 1005 of buoyancy body 10 bottom, and buoyancy body 10 can not move down.
When the latch that two width are greater than b inserts evenly simultaneously, buoyancy body is not rotated and is just moved down, and the space 602 of the centre of waterproof socket is inserted in location division 1005, as shown in Fig. 9,12.
When socket does not have plug to insert jack, dabbling of receptacle face can inject jack, flow out from the osculum 603 of waterproof case 6 bottom through sleeve 9 and waterproof case 6 inner space, then discharge socket through the osculum 130 of socket lower house 13, socket inside can not bear water.Because now sleeve is not charged, the situations such as electric shock, short circuit can not be formed.
When a plug is to be inserted into the socket, sleeve 9 is charged, but the mating surface of plug 2 and seal 3 engage, and dabbling of receptacle face can not flow into charged sleeve from jack.
In aforementioned or other embodiments of the present invention, magnetic switch not exclusively seals, and the two poles of the earth sleeve is also completely exposed.
Although embodiment is as shown in the figure only for single-phase two pole sockets, previous embodiment is also suitable for single-phase the two poles of the earth grounded outlet and three-phase socket.Although the magnetic switch in previous embodiment is illustrated for concrete structure in scheming, but magnetic switch can have many variations in other embodiments of the present invention, such as the first magnet, the second magnet can replace with two reeds, 3rd magnet can be promoted by buoyancy body, can not connect between the two, as long as disconnection can be made in response to the Strength Changes of magnetic signal, electrical connection that the switch of closed action all may be used for power supply wiring and sleeve.
Claims (9)
1. a functional module for waterproof electric-shock-resistant socket, is characterized in that, comprising:
Sleeve, for engaging with the latch of plug;
Magnetic switch, controls the electrical connection of sleeve and power supply wiring;
Buoyancy body, is arranged in socket movably, has buoyancy body jack, and sleeve can pass from buoyancy body jack;
Magnet, relevant with buoyancy body, can move with buoyancy body; And
Waterproof case, has the buoyancy body cavity accepting buoyancy body and the switch cavity holding magnetic switch;
Wherein, buoyancy body is arranged on latch and is inserted in the insertion path of sleeve, buoyancy body remains on primary importance by elastic component and can press against by the latch of plug the second place being pushed to and allowing latch to engage with sleeve, magnetic switch is in off-state when the primary importance of the corresponding buoyancy body of magnet, is in closure state when the second place of the corresponding buoyancy body of magnet.
2. the functional module of waterproof electric-shock-resistant socket as claimed in claim 1, it is characterized in that, buoyancy body has rotating shaft and location division, and this rotating shaft is arranged on the centre of waterproof case, by the location of waterproof case, can only move up and down, buoyancy body can deflect around the shaft, and location division is stretched out from the below of buoyancy body, waterproof case is provided with the stop part of corresponding location division, stop part is arranged in the active path of the location division after deflection, plays barrier effect to location division.
3. the functional module of waterproof electric-shock-resistant socket as claimed in claim 1, it is characterized in that, being less than standard-sized latch can be inserted through from buoyancy body jack, and standard-sized latch can not be inserted through from buoyancy body jack.
4. the functional module of waterproof electric-shock-resistant socket as claimed in claim 1, it is characterized in that, buoyancy body cavity and switch cavity separate, and magnet is attached in buoyancy body.
5. the functional module of waterproof electric-shock-resistant socket as claimed in claim 1, it is characterized in that, the cross section of described switch cavity is inverted U-shaped, and its underpart opening is closed by fixed head.
6. waterproof electric-shock-resistant socket, is characterized in that, comprises the functional module according to any one of claim 1 to 5, and also have seal and Socket casing, the seal is arranged at the jack of Socket casing, so that the latch in isolation socket.
7. waterproof electric-shock-resistant socket as claimed in claim 6, it is characterized in that, this socket has the drainage channel through the jack of Socket casing, the buoyancy body cavity of waterproof case and sleeve.
8. waterproof electric-shock-resistant socket as claimed in claim 6, it is characterized in that, described magnetic switch comprises the first magnet, second magnet and switch shrapnel, magnet in buoyancy body is the 3rd magnet, second magnet is fixed on switch shrapnel, first magnet is fixed in described switch cavity, in described primary importance, absorption affinity between second magnet and the first magnet is less than the absorption affinity between the second magnet and the 3rd magnet, to make the electrical connection between switch shrapnel disconnection sleeve and power supply wiring, in the described second place, the absorption affinity of the second magnet and the first magnet is greater than the absorption affinity between the second magnet and the 3rd magnet, to make the flexible displacement of switch shrapnel and closed electrical connection between sleeve and power supply wiring.
9. waterproof electric-shock-resistant socket as claimed in claim 6, it is characterized in that, described buoyancy body, waterproof case, sleeve and magnetic switch are integrated in functional module, this functional module to be built in the housing of socket and also to comprise upper cover plate, this upper cover plate covers the upper shed arranged above waterproof case, upper cover plate has the jack of alignment housing jack, and arranges described seal between upper cover plate and housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210185207.1A CN103474826B (en) | 2012-06-06 | 2012-06-06 | Waterproof and anti-electric shock socket and function module thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210185207.1A CN103474826B (en) | 2012-06-06 | 2012-06-06 | Waterproof and anti-electric shock socket and function module thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103474826A CN103474826A (en) | 2013-12-25 |
| CN103474826B true CN103474826B (en) | 2015-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210185207.1A Active CN103474826B (en) | 2012-06-06 | 2012-06-06 | Waterproof and anti-electric shock socket and function module thereof |
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| CN102187532A (en) * | 2008-10-14 | 2011-09-14 | 罗森伯格高频技术有限及两合公司 | Electromechanical connection system |
| CN201298626Y (en) * | 2008-11-13 | 2009-08-26 | 赵志宏 | Anti-electric shock and waterproof plug and socket |
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|---|---|
| CN103474826A (en) | 2013-12-25 |
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Address after: 315314 Zhejiang city of Cixi province Guanhaiwei town East Industrial Park Patentee after: Bulls group Limited by Share Ltd Address before: 315314 Zhejiang city of Cixi province Guanhaiwei town East Industrial Park Patentee before: Gongniu Group Co., Ltd. |