CN219627308U - Junction box and energy storage equipment - Google Patents
Junction box and energy storage equipment Download PDFInfo
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- CN219627308U CN219627308U CN202321139879.9U CN202321139879U CN219627308U CN 219627308 U CN219627308 U CN 219627308U CN 202321139879 U CN202321139879 U CN 202321139879U CN 219627308 U CN219627308 U CN 219627308U
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Abstract
The utility model discloses a junction box and energy storage equipment, wherein the junction box comprises a box body, a cover body and a first sealing ring, the box body comprises a box body bottom plate and a box body side plate, the box body side plate is connected to the edge of the box body bottom plate in a surrounding manner, the first sealing ring is arranged on one side of the box body bottom plate, which is connected with the box body side plate, the cover body comprises a cover body top plate and a cover body side plate, and the cover body side plate is connected to the position, close to the edge, of the first side of the cover body top plate in a surrounding manner; at least one clamping part is arranged on the inner wall of the side plate of the box body, at least one clamping part is arranged on the first side of the top plate of the cover body at the outer side position of the side plate of the cover body, the clamping part is correspondingly arranged with the clamping part to cover and connect the cover body on the box body, and when the cover body is covered and connected on the box body, one side end part of the side plate of the cover body far away from the top plate of the cover body is in sealing contact with the first sealing ring; at least one hole is arranged on the side plate of the box body. The utility model adopts the fastening mode for connection, is convenient for disassembly and assembly, improves the production efficiency and also improves the appearance aesthetic property.
Description
Technical Field
The utility model relates to the technical field of energy storage equipment, in particular to a junction box and energy storage equipment.
Background
In the energy storage device, the device needs to perform power transmission and communication with the outside, and therefore, a junction box is generally provided on the energy storage device. And because the use scene of energy storage equipment is more and more, also the waterproof requirement to energy storage equipment is higher and more, in order to guarantee safety simultaneously, the terminal box generally all needs to satisfy waterproof, dirt-proof requirement.
The housing of the junction box is generally divided into a box body and a cover, in the prior art, the cover is usually mounted on the box body in a screwing manner, the screwing operation is complicated, and the cover is inevitably provided with exposed screws through screw connection, and the exposed screws also affect the appearance aesthetic property.
The foregoing background is only for the purpose of facilitating an understanding of the principles and concepts of the utility model and is not necessarily in the prior art to the present application and is not intended to be used as an admission that such background is not entitled to antedate such novelty and creativity by virtue of prior utility model or that it is already disclosed at the date of filing of this application.
Disclosure of Invention
In order to solve the technical problems, the utility model provides the junction box and the energy storage equipment, which are connected in a buckling manner, are convenient to assemble and disassemble, improve the production efficiency and improve the appearance aesthetic property.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
in a first aspect, the utility model discloses a junction box, comprising a box body, a cover body and a first sealing ring, wherein the box body comprises a box body bottom plate and a box body side plate, the box body side plate is connected at the edge of the box body bottom plate in a surrounding manner to form an open end at one end of the box body side plate, which is far away from the box body bottom plate, the first sealing ring is arranged on one side of the box body bottom plate, which is connected with the box body side plate, and is positioned on the inner side of the box body side plate, the cover body comprises a cover body top plate and a cover body side plate, and the cover body side plate is connected at the position, close to the edge, of the first side of the cover body top plate in a surrounding manner; the inner wall of the box body side plate is provided with at least one clamping part, the first side of the cover body top plate is provided with at least one clamping part at the outer side of the cover body side plate, the clamping part is correspondingly arranged with the clamping part to cover and connect the cover body at the opening end of the box body, and when the cover body is covered and connected at the opening end of the box body, one side end part of the cover body side plate far away from the cover body top plate is in sealing contact with the first sealing ring to form a sealed inner cavity in the box body; the box body side plate is provided with at least one hole, the hole is correspondingly arranged with the buckling part, and when the box body is in cover connection with the opening end of the box body, the position of the hole corresponds to the position of the clamping part.
In a further embodiment, the fastening portion includes a first flange structure protruding from an inner wall of the side plate of the case body, the fastening portion includes a second flange structure protruding from a first side of the top plate of the cover body and a fastening structure located at an outer side of the side plate of the cover body, the fastening structure is connected to a free end of the second flange structure near a side surface of an edge of the top plate of the cover body, and the fastening structure is capable of fastening to the first flange structure to connect the cover body to an opening end of the case body.
In a further embodiment, the position of the hole corresponds to the position of the second flange structure when the cover is in closing connection at the open end of the box.
In a further embodiment, a first groove is formed on one side of the box bottom plate connected with the box side plate, and the first groove is located at the inner side of the box side plate and used for accommodating the first sealing ring.
In a further embodiment, when the cover is connected to the open end of the box in a covering manner, an end of a side of the box side plate away from the box bottom plate is in contact with the first side of the cover top plate, and an outer side wall of the box side plate is flush with an edge of the cover top plate.
In a further embodiment, a plurality of fastening portions are disposed on the inner wall of the side plate of the box body, a plurality of fastening portions are disposed on the first side of the top plate of the cover body at the outer side of the side plate of the cover body, the fastening portions are uniformly distributed on the periphery of the inner wall of the side plate of the box body, and the fastening portions are uniformly distributed on the periphery of the first side of the top plate of the cover body.
In a further embodiment, the cover side plate comprises a first cover side plate portion and a second cover side plate portion, the first cover side plate portion and the second cover side plate portion being connected to each other to form the cover side plate around a position near an edge of the first side of the cover top plate, wherein the first cover side plate portion is parallel to the edge of the cover top plate, and the second cover side plate portion is recessed from the first cover side plate portion to form the accommodation space of the clamping portion on the first side of the cover top plate.
In a second aspect, the utility model discloses an energy storage device, comprising an energy storage device substrate and the junction box of the first aspect connected to the energy storage device substrate, wherein one side of the bottom plate of the box body, which is far away from the side plate of the box body, is fixedly connected to the outer side wall of the energy storage device substrate.
In a further embodiment, the junction box further comprises a second sealing ring, a second groove is formed in one side, away from the side plate of the box body, of the bottom plate of the box body, the second groove is used for accommodating the second sealing ring, and when the junction box is connected to the energy storage device substrate, the second sealing ring is in contact with the outer side wall of the energy storage device substrate.
In a further embodiment, a plurality of first screw holes are formed in the bottom plate of the box body, the first screw holes are formed in the inner side of the first sealing ring, a plurality of second screw holes are formed in the energy storage device substrate, the second screw holes correspond to the first screw holes, and the junction box sequentially penetrates through the first screw holes and the second screw holes through a plurality of screws to be fixedly connected to the energy storage device substrate.
Compared with the prior art, the utility model has the beneficial effects that: the junction box disclosed by the utility model is connected in a buckling mode through the buckling part and the clamping part, so that the junction box is convenient to assemble and disassemble, the production efficiency is improved, and the internal buckling part and the clamping part are arranged inside the junction box, so that the external neatness and attractiveness of the junction box are ensured.
In a further scheme, offer first recess and be used for holding first sealing washer on the box body bottom plate for first sealing washer can be fixed in the box body firmly, further improves the sealed effect of the inner chamber of box body. Further, when the cover body is covered and connected at the opening end of the box body, the edge of the top plate of the cover body is flush with the outer side wall of the side plate of the box body, so that the consistency and the aesthetic property of the overall appearance of the junction box are further improved.
Drawings
FIG. 1 is a schematic view of a junction box according to an embodiment of the present utility model;
FIG. 2 is a schematic view of an exploded construction of the junction box of FIG. 1;
FIG. 3 is a top view of the junction box of FIG. 1;
FIG. 4 is a schematic cross-sectional view of A-A in FIG. 3;
FIG. 5 is an enlarged schematic view at B in FIG. 4;
fig. 6 is a schematic structural diagram of an energy storage device according to a second embodiment of the present utility model;
FIG. 7 is a schematic diagram of an exploded construction of the energy storage device of FIG. 6;
fig. 8 is a side view of the energy storage device of fig. 6;
FIG. 9 is a schematic cross-sectional view of C-C in FIG. 8;
fig. 10 is an enlarged schematic view at D in fig. 9.
Detailed Description
The following describes embodiments of the present utility model in detail. It should be emphasized that the following description is merely exemplary in nature and is in no way intended to limit the scope of the utility model or its applications.
It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element. In addition, the connection may be for both the fixing action and the circuit/signal communication action.
It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are merely for convenience in describing embodiments of the utility model and to simplify the description by referring to the figures, rather than to indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more, unless explicitly defined otherwise.
As shown in fig. 1 to 5, a first embodiment of the present utility model discloses a junction box 10, which comprises a box 11, a cover 12 and a first sealing ring 13, wherein the box 11 comprises a box bottom plate 111 and a box side plate 112, the box side plate 112 is connected at the edge of the box bottom plate 111 in a surrounding manner so as to form an open end 113 at one end of the box side plate 112 away from the box bottom plate 111, the first sealing ring 13 is arranged on one side of the box bottom plate 111 connected with the box side plate 112 and is positioned at the inner side of the box side plate 112, the cover 12 comprises a cover top plate 121 and a cover side plate 122, and the cover side plate 122 is connected at a position close to the edge on the first side of the cover top plate 121 in a surrounding manner; the inner wall of the box body side plate 112 is provided with at least one buckling part 114, the first side of the cover body top plate 121 is provided with at least one clamping part 123 at the outer side of the cover body side plate 122, the clamping part 123 and the buckling part 114 are correspondingly arranged to cover and connect the cover body 12 at the opening end 113 of the box body 11, and when the cover body 12 is covered and connected at the opening end 113 of the box body 11, one side end part of the cover body side plate 122 far away from the cover body top plate 121 is in sealing contact with the first sealing ring 13 to form a sealed inner cavity in the box body 11.
The fastening part 114 includes a first flange structure 1141 protruding from an inner wall of the case side plate 112, the fastening part 123 includes a second flange structure 1231 and a fastening structure 1232, the second flange structure 1231 protrudes from a first side of the cover side plate 121 and is located at an outer position of the cover side plate 122, the fastening structure 1232 is connected to a side surface of a free end of the second flange structure 1231, which is close to an edge of the cover side plate 121, and the fastening structure 1232 can be fastened to the first flange structure 1141 to cover the cover 12 and connect the cover to an opening end of the case 11. The box body side plate 112 is provided with at least one hole 115, the holes 115 and the buckling parts 114 are arranged in one-to-one correspondence, and when the cover body 12 is in cover connection with the opening end 113 of the box body 11, the position of the hole 115 corresponds to the position of the second flange structure 1231, so that the second flange structure 1231 can be pushed inwards by the tool through the hole 115, the buckling structure 1232 is further separated from the first flange structure 1141, and after the buckling structures 1232 are separated from the corresponding first flange structures 1141, the cover body 12 and the box body 11 are separated. In this embodiment, the number of the fastening portions 114, the fastening portions 123, and the holes 115 is six, the fastening portions 114, the holes 115 are uniformly distributed around the case 11, and the fastening portions 123 are uniformly distributed around the cover 12.
The first groove 116 is formed in one side, connected with the box side plate 112, of the box bottom plate 111, the first groove 116 is located on the inner side of the box side plate 112 and used for accommodating the first sealing ring 13, and the first sealing ring 13 can be fixedly arranged in the box 11 more firmly by forming the first groove 116, so that the sealing effect of the inner cavity of the box 11 is further improved.
The first sealing ring 13 has elasticity, and when the cover 12 is inserted from the opening end 113 of the box 11, the elasticity of the first sealing ring 13 can be overcome by pressing until all the clamping parts 123 are clamped on the corresponding clamping parts 114, so that the cover 12 and the box 11 are connected. When the cover is disassembled, the buckling structure 1232 can be separated from the first flange structure 1141 only by inserting a circular screwdriver from the hole 115 formed in the side plate 112 of the box body, the buckling connection is broken, and meanwhile, the cover 12 moves upwards under the elastic force of the first sealing ring 13, so that the re-resetting between the buckling parts 114 and the clamping parts 123 is avoided, and after the plurality of groups of buckling parts 114 and the clamping parts 123 are sequentially opened, the cover 12 can be disassembled.
The cover side plate 122 includes a first cover side plate portion 1221 and a second cover side plate portion 1222, the first cover side plate portion 1221 and the second cover side plate portion 1222 being connected to each other to form the cover side plate 122 around a position near an edge of the first side of the cover top plate 121, wherein the first cover side plate portion 1221 is parallel to the edge of the cover top plate 121, and the second cover side plate portion 1222 is recessed in the first cover side plate portion 1221 to form a receiving space of the snap-fit portion 123 on the first side of the cover top plate 121. In this embodiment, there are six first cover side plate portions 1221 and six second cover side plate portions 1222, respectively, and six receiving spaces for the clamping portions 123 are formed on the first side of the cover top plate 121 by the six second cover side plate portions 1222, wherein each first cover side plate portion 1221 and each second cover side plate portion 1222 are connected at intervals to form an annular cover side plate 122, and correspondingly, the shape of the first sealing ring 13 is the same as the shape of the end portion of the cover side plate 122 away from the cover top plate 121, so that a sealed inner cavity is formed in the box 11 by the close contact between the end portion of the cover side plate 122 away from the cover top plate 121 and the first sealing ring 13.
The terminal box in this embodiment adopts buckle subassembly (including buckle portion 114 and joint portion 123) to realize the connection of buckle mode, easy dismounting improves convenient to use and production efficiency. Wherein the screws are omitted and the snap assembly (including snap 114 and snap 123) is hidden inside the junction box 10 so that the exterior of the product is more neat and beautiful.
When the cover 12 is connected to the open end 113 of the box 11 in a covering manner, the end of the side plate 112 of the box away from the bottom plate 111 of the box contacts the first side of the top plate 121 of the cover, and the outer side wall of the side plate 112 of the box is flush with the edge of the top plate 121 of the cover, so that the consistency and the aesthetic appearance of the whole junction box 10 are further improved.
Fig. 6 to 10 show an energy storage device according to a second embodiment of the present utility model, which includes a junction box 10 and an energy storage device substrate 20, wherein the junction box 10 is connected to the energy storage device substrate 20. The junction box 10 comprises a box body 11, a cover body 12, a first sealing ring 13, a second sealing ring 14, a waterproof joint 15 and a junction terminal 16, wherein one side of a box body bottom plate 111, which is far away from a box body side plate 112, is fixedly connected to the outer side wall of the energy storage device substrate 20.
The structure of the case 11, the cover 12 and the sealing ring 13 is basically the same as that of the first embodiment, and the same parts are not described herein, but only the differences will be further described.
Be equipped with a plurality of first screw holes 1111 on the box body bottom plate 111, a plurality of first screw holes 1111 all set up in the inboard of first sealing washer 13, are equipped with a plurality of second screw holes 21 on the energy storage device base member 20, and a plurality of second screw holes 21 correspond each other with a plurality of first screw holes 1111, and a plurality of screws 30 can pass first screw holes 1111 and second screw holes 21 in order with box body 11 fixed connection on the lateral wall of energy storage device base member 20.
A second groove 117 is formed in one side, far away from the box body side plate 112, of the box body bottom plate 111, the second groove 117 is used for accommodating the second sealing ring 14, and by forming the second groove 117, the second sealing ring 14 can be fixedly arranged on the box body bottom plate 111 more firmly, wherein when the junction box 10 is connected to the energy storage device substrate 20, the second sealing ring 14 is in contact with the outer side wall of the energy storage device substrate 20, and the sealing connection effect between the junction box 10 and the energy storage device substrate 20 is further improved.
The top plate 121 of the cover body is provided with a plurality of holes 1211, and a plurality of waterproof joints 15 are hermetically connected to the plurality of holes 1211. The terminal 16 is fixedly connected to the sealed cavity of the case 11, and in this embodiment is fixedly mounted on the case bottom 111.
The method for installing the energy storage device of this embodiment is as follows: (1) The first sealing ring 13 is arranged in a first groove 116 formed on the bottom plate 111 of the box body, and the second sealing ring 14 is arranged in a second groove 117 formed on the bottom plate 111 of the box body; (2) Sequentially penetrating a plurality of screws 30 through the first screw holes 1111 and the second screw holes 21 to fixedly connect the case 11 to the outer sidewall of the energy storage device substrate 20, and fixedly installing the connection terminal 16 in the case 11; (3) The waterproof connector 15 is installed and connected on the cover top plate 121 to form a preassembly assembly, then the cover side plate 122 of the cover 12 in the preassembly assembly is inserted into the box 11, the end part, far away from the cover top plate 121, of the cover side plate 122 is pressed on the first sealing ring 13, the cover 12 is pressed to overcome the elastic force of the first sealing ring 13 until all buckling structures 1232 are buckled at the corresponding first flange structures 1141, so that the cover 12 is covered and connected at the opening end 113 of the box 11, and the assembly is completed.
When the cover is disassembled, the buckling structure 1232 can be separated from the first flange structure 1141 only by inserting a circular screwdriver from the hole 115 formed in the side plate 112 of the box body, the buckling connection is broken, and meanwhile, the cover 12 moves upwards under the elastic force of the first sealing ring 13, so that the re-resetting between the buckling parts 114 and the clamping parts 123 is avoided, and after the plurality of groups of buckling parts 114 and the clamping parts 123 are sequentially opened, the cover 12 can be disassembled.
The energy storage equipment that this embodiment provided, the terminal box wherein has adopted the buckle mode to connect on satisfying waterproof, dirt-proof requirement, easy dismounting has still improved the aesthetic property of outward appearance when improving production efficiency.
The background section of the present utility model may contain background information about the problem or environment of the present utility model rather than the prior art described by others. Accordingly, inclusion in the background section is not an admission of prior art by the applicant.
The foregoing is a further detailed description of the utility model in connection with specific/preferred embodiments, and it is not intended that the utility model be limited to such description. It will be apparent to those skilled in the art that several alternatives or modifications can be made to the described embodiments without departing from the spirit of the utility model, and these alternatives or modifications should be considered to be within the scope of the utility model. In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "preferred embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction. Although embodiments of the present utility model and their advantages have been described in detail, it should be understood that various changes, substitutions and alterations can be made herein without departing from the scope as defined by the appended claims.
Claims (10)
1. The junction box is characterized by comprising a box body, a cover body and a first sealing ring, wherein the box body comprises a box body bottom plate and a box body side plate, the box body side plate is connected at the edge of the box body bottom plate in a surrounding manner so as to form an open end at one end of the box body side plate far away from the box body bottom plate, the first sealing ring is arranged on one side of the box body bottom plate connected with the box body side plate and is positioned on the inner side of the box body side plate, the cover body comprises a cover body top plate and a cover body side plate, and the cover body side plate is connected at the position, close to the edge, of the first side of the cover body top plate in a surrounding manner;
the inner wall of the box body side plate is provided with at least one clamping part, the first side of the cover body top plate is provided with at least one clamping part at the outer side of the cover body side plate, the clamping part is correspondingly arranged with the clamping part to cover and connect the cover body at the opening end of the box body, and when the cover body is covered and connected at the opening end of the box body, one side end part of the cover body side plate far away from the cover body top plate is in sealing contact with the first sealing ring to form a sealed inner cavity in the box body;
the box body side plate is provided with at least one hole, the hole is correspondingly arranged with the buckling part, and when the box body is in cover connection with the opening end of the box body, the position of the hole corresponds to the position of the clamping part.
2. The junction box according to claim 1, wherein the fastening portion includes a first flange structure protruding from an inner wall of the side plate of the box body, the fastening portion includes a second flange structure protruding from a first side of the top plate of the cover body at an outer side of the side plate of the cover body, and a fastening structure connected to a free end of the second flange structure on a side surface near an edge of the top plate of the cover body, the fastening structure being capable of fastening to the first flange structure to cover the cover body at an opening end of the box body.
3. The junction box according to claim 2, wherein the position of the hole corresponds to the position of the second flange structure when the cover is lid-attached at the open end of the box.
4. The junction box according to claim 1, wherein a first groove is provided on a side of the box body bottom plate to which the box body side plate is connected, the first groove being located at an inner side of the box body side plate for accommodating the first seal ring.
5. The junction box according to claim 1 wherein when said cover is connected in a snap-fit manner at the open end of said box, an end of said box side plate remote from said box bottom plate contacts the first side of said cover top plate and the outer side wall of said box side plate is flush with the edge of said cover top plate.
6. The junction box according to claim 1, wherein a plurality of fastening portions are provided on an inner wall of the side plate of the box body, a plurality of fastening portions are provided on a first side of the top plate of the cover body at an outer side of the side plate of the cover body, the plurality of fastening portions are uniformly distributed around the inner wall of the side plate of the box body, and the plurality of fastening portions are uniformly distributed around the first side of the top plate of the cover body.
7. The junction box according to any one of claims 1 to 6, wherein the cover side plate includes a first cover side plate portion and a second cover side plate portion, the first cover side plate portion and the second cover side plate portion being connected to each other to form the cover side plate around a position near an edge of a first side of the cover top plate, wherein the first cover side plate portion is parallel to the edge of the cover top plate, the second cover side plate portion being recessed in the first cover side plate portion to form a receiving space of the snap-fit portion on the first side of the cover top plate.
8. An energy storage device comprising an energy storage device body and the junction box of any one of claims 1 to 7 attached to the energy storage device body, wherein a side of the box floor remote from the box side panels is fixedly attached to an outer side wall of the energy storage device body.
9. The energy storage device of claim 8, wherein the junction box further comprises a second seal ring, a second groove is formed in a side of the bottom plate of the box body away from the side plate of the box body, the second groove is used for accommodating the second seal ring, and the second seal ring contacts an outer side wall of the energy storage device substrate when the junction box is connected to the energy storage device substrate.
10. The energy storage device of claim 8, wherein the bottom plate of the box body is provided with a plurality of first screw holes, the plurality of first screw holes are all arranged on the inner side of the first sealing ring, the base body of the energy storage device is provided with a plurality of second screw holes, the plurality of second screw holes correspond to the plurality of first screw holes, and the junction box sequentially passes through the first screw holes and the second screw holes through a plurality of screws to be fixedly connected to the base body of the energy storage device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321139879.9U CN219627308U (en) | 2023-05-12 | 2023-05-12 | Junction box and energy storage equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321139879.9U CN219627308U (en) | 2023-05-12 | 2023-05-12 | Junction box and energy storage equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219627308U true CN219627308U (en) | 2023-09-01 |
Family
ID=87771273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321139879.9U Active CN219627308U (en) | 2023-05-12 | 2023-05-12 | Junction box and energy storage equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219627308U (en) |
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2023
- 2023-05-12 CN CN202321139879.9U patent/CN219627308U/en active Active
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