CN219105859U - Magnetic core protects box - Google Patents
Magnetic core protects box Download PDFInfo
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- CN219105859U CN219105859U CN202320096979.1U CN202320096979U CN219105859U CN 219105859 U CN219105859 U CN 219105859U CN 202320096979 U CN202320096979 U CN 202320096979U CN 219105859 U CN219105859 U CN 219105859U
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- 238000004804 winding Methods 0.000 claims abstract description 125
- 125000006850 spacer group Chemical group 0.000 claims abstract description 64
- 230000004308 accommodation Effects 0.000 claims description 7
- 238000009413 insulation Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 206010063385 Intellectualisation Diseases 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
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Abstract
The utility model discloses a magnetic core protection box, which relates to the technical field of electronic element protection boxes and comprises an upper box body and a lower box body, wherein the upper box body is provided with a first winding column and two first winding holes, and the first winding column is positioned between the two first winding holes; a first spacer is arranged on the first winding post; a first line port is formed in the first spacer; the bottom of the upper box body is provided with a first accommodating space, and the first accommodating space is positioned below the first winding post; the lower box body is provided with a second winding post and two second winding holes, and the second winding post is positioned between the two second winding holes; a second spacer is arranged on the second winding post; a second port is arranged on the second spacer; the top of the lower box body is provided with a second accommodating space, and the second accommodating space is positioned above the second winding post; the upper box body and the lower box body are detachably arranged; the utility model can separate the wires, so that the insulation performance between the wires is better.
Description
Technical Field
The utility model relates to the technical field of electronic element protection boxes, in particular to a magnetic core protection box.
Background
Along with the increasing importance of environmental protection requirements of social development, the energy conservation and emission reduction of the automobile industry are also more and more important, the new energy automobile in the domestic automobile industry has shown the overall striking trend, along with the research and development of the new energy automobile and the trend of the intellectualization and networking of the automobile, the vehicle-mounted electronic products are more and more, and the digital circuits of the vehicle-mounted electronic products are more and more accelerated and high-frequency developed, the noise is more easily generated and the noise is more easily interfered; in order to ensure the safe and reliable operation of the specific electronic system and the surrounding electronic systems of the automobile, the electromagnetic compatibility performance of the electronic equipment of the automobile is more and more important, and the requirements are more and more strict.
When a large number of wires are wound together, short circuits or leakage pairs are at risk due to poor insulation between the wires.
Disclosure of Invention
The utility model discloses a magnetic core protection box, which aims to solve the technical problem of mutual interference of magnetic wires.
In order to solve the technical problems, the utility model provides the following optimization technical scheme:
the magnetic core protection box comprises an upper box body and a lower box body, wherein the shapes and the sizes of the upper box body and the lower box body are matched;
the upper box body is provided with a first winding post and two first winding holes, and the first winding post is positioned between the two first winding holes; the first winding column is provided with a first spacer, and two ends of the first spacer extend to the inner walls of the two first winding holes along the vertical direction of the first winding column respectively to divide the first winding holes into two parts; a first line port is formed in the first spacer; the bottom of the upper box body is provided with a first accommodating space, and the first accommodating space is positioned below the first winding post;
the lower box body is provided with a second winding post and two second winding holes, and the second winding post is positioned between the two second winding holes; the second winding column is provided with a second spacer, and two ends of the second spacer extend to the inner walls of the two second winding holes along the vertical direction of the second winding column respectively to divide the second winding holes into two parts; a second port is arranged on the second spacer; the top of the lower box body is provided with a second accommodating space, and the second accommodating space is positioned above the second winding post;
the upper box body and the lower box body are detachably mounted.
Further, two first bosses are arranged at the bottom of the upper box body, the two first winding holes respectively penetrate through the two first bosses, and the first accommodating space is located between the two first bosses; the top of lower box body is equipped with two second bosss, two the second wire winding hole runs through respectively two the second boss, the second accommodation space is located two between the second boss.
Further, two third spacers are arranged on the first winding post, two ends of each third spacer extend to the inner walls of the two first winding holes along the vertical direction of the first winding post, and a plurality of third wire ports are arranged on each third spacer; two fourth spacers are arranged on the second winding column, the two ends of each fourth spacer extend to the inner walls of the two second winding holes along the vertical direction of the second winding column respectively, and a plurality of fourth wire openings are formed in each fourth spacer.
Further, the upper box body is provided with a first side wall and a second side wall, the first side wall is opposite to the second side wall in position, and the first side wall and the second side wall are of m-shaped structures; the lower box body is provided with a third side wall and a fourth side wall, the third side wall is opposite to the fourth side wall in position, and the third side wall and the fourth side wall are of m-shaped structures.
Further, a first bearing block is arranged on the outer surface of the first side wall, the first bearing block is positioned in the middle of the first side wall, a second bearing block is arranged on the outer surface of the second side wall, and the second bearing block is positioned in the middle of the second side wall; the outer surface of third lateral wall is equipped with the third pressure-bearing piece, the third pressure-bearing piece is located the centre of third lateral wall, the outer surface of fourth lateral wall is equipped with the fourth pressure-bearing piece, the fourth pressure-bearing piece is located the centre of fourth lateral wall.
Further, a first wire guiding groove is formed in the side face of the first pressure bearing block, and a second wire guiding groove is formed in the side face of the second pressure bearing block; the side of the third pressure bearing block is provided with a third wire guiding groove, and the side of the fourth pressure bearing block is provided with a fourth wire guiding groove.
Further, a first convex bonding edge and a first concave bonding edge are arranged on the inner wall of the bottom of the upper box body, and the first convex bonding edge and the first concave bonding edge form a circle; the second boss attaching edge and the second concave table attaching edge of the inner wall of the top of the lower box body enclose a circle; the first convex fitting edge and the second concave fitting edge are mutually aligned and tightly matched with each other, and the first concave fitting edge and the second boss fitting edge are mutually aligned and tightly matched with each other, so that the upper box body is connected with the lower box body.
Further, the first spacer and the third spacer are both semicircular structures; the second spacer and the fourth spacer are both semicircular structures.
Further, the first side wall comprises a first half arc wall and a second half arc wall, the upper box body is further provided with a fifth side wall, a third accommodating space is formed between one of the first boss and the first half arc wall, between the first boss and the second half arc wall, and between the first boss and the fifth side wall, and the third accommodating space is communicated with the first accommodating space; the second side wall comprises a third half arc wall and a fourth half arc wall, the upper box body is further provided with a sixth side wall, a fourth accommodating space is formed between the other first boss and the third half arc wall, between the other first boss and the fourth half arc wall, and between the first boss and the sixth side wall, and the fourth accommodating space is communicated with the first accommodating space; the third side wall comprises a fifth half arc wall and a sixth half arc wall, the lower box body is further provided with a seventh side wall, a fifth accommodating space is formed between one of the second bosses and the fifth half arc wall, between the second boss and the sixth half arc wall, and between the second boss and the seventh side wall, and the fifth accommodating space is communicated with the second accommodating space; the fourth side wall comprises a seventh half arc wall and an eighth half arc wall, the lower box body is further provided with an eighth side wall, a sixth containing space is formed between the second boss and the seventh half arc wall, the eighth half arc wall and the eighth side wall, and the sixth containing space is communicated with the first containing space.
Compared with the prior art, the utility model has the following beneficial effects:
the magnetic core protection box provided by the utility model adopts the upper box body and the lower box body which are the same in structure and size, the upper box body and the lower box body are provided with the two first winding holes, the first winding posts are arranged between the two first winding holes, the lower box body is provided with the two second winding holes, the second winding posts are arranged between the two second winding holes, the first winding posts are provided with the first spacers, the second winding posts are provided with the second spacers, the first accommodating space is positioned below the first winding posts, the second accommodating space is positioned above the second winding posts, the upper box body and the lower box body are connected in an installation manner after the magnetic core is placed in the second accommodating space, the wires are wound on the first winding posts and the second winding posts, at the moment, the wires are wound around the magnetic core, the magnetic field can be generated, the spacers play a role of separating the wires, the insulating property between the wires is better, the spacers are provided with the first wire through holes and the second wire through holes, and the wires are prevented from penetrating through the first wire through holes and the second wire through holes in disorder after winding is finished.
Drawings
Fig. 1 is an exploded view of the structure of the present utility model.
Fig. 2 is a schematic structural view of the upper case of the present utility model.
Fig. 3 is a schematic structural diagram of the upper case of the present utility model.
In the figure: 1. an upper case; 2. a lower case; 3. a first winding post; 4. a first winding hole; 5. a first spacer; 6. a first wire port; 7. a first accommodation space; 8. a first boss; 9. a third spacer; 10. a third port; 11. a first sidewall; 12. a second sidewall; 13. a first pressure-bearing block; 14. a second pressure-bearing block; 15. a sixth sidewall; 16. a fourth accommodation space; 17. the first convex joint edge; 18. a first concave attaching edge; 19. a first half-arc wall; 20. a second semi-arc wall; 21. a fifth sidewall; 22. a third accommodation space; 23. a third semi-arc wall; 24. and a fourth half arc wall.
Detailed Description
For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present application based on the embodiments herein.
Referring to fig. 1, 1 and 3, a magnetic core protection box comprises an upper box body 1 and a lower box body 2, wherein the upper box body 1 and the lower box body 2 are adaptive in shape and size;
the upper box body 1 is provided with a first winding post 3 and two first winding holes 4, the first winding post 3 is positioned between the two first winding holes 4, and the two first winding holes 4 specifically penetrate through the upper box body 1 from top to bottom; the first winding post 3 is provided with a first spacer 5, and two ends of the first spacer 5 extend to the inner walls of the two first winding holes 4 along the vertical direction of the first winding post 3 respectively to divide the first winding holes 4 into two parts; a first line port 6 is arranged on the first spacer 5; the bottom of the upper box body 1 is provided with a first accommodating space 7, and the first accommodating space 7 is positioned below the first winding post 3;
the lower box body 2 is provided with a second winding post and two second winding holes, the second winding post is positioned between the two second winding holes, and the two second winding holes specifically penetrate through the lower box body 2 from top to bottom; the second winding column is provided with a second spacer, and two ends of the second spacer extend to the inner walls of the two second winding holes along the vertical direction of the second winding column respectively to divide the second winding holes into two parts; a second port is arranged on the second spacer; the top of the lower box body 2 is provided with a second accommodating space, and the second accommodating space is positioned above the second winding post;
the upper box body 1 and the lower box body 2 are detachably mounted.
In the above technical solution, the first accommodating space 7 and the second accommodating space are used for placing the magnetic core, since the first accommodating space 7 is located below the first winding post 3, the first winding post 3 is located between the two first winding holes 4, and therefore the first accommodating space 7 is located between the two first winding holes 4, and since the second accommodating space is located below the second winding post, the second winding post is located between the two second winding holes, and therefore the second accommodating space is located between the two second winding holes.
The magnetic core is placed in the second accommodating space, the upper box body 1 is covered on the lower box body 2 and is fixedly connected with the lower box body 2, and at the moment, the magnetic core is placed in the first accommodating space 7 and the second accommodating space; the wires pass through the first winding holes 4 and the second winding holes to enable the wires to be wound on the first winding post 3 and the second winding post, the wires are wound around the magnetic core at the moment, so that a magnetic field is generated, and meanwhile, the first spacer 5 and the second spacer separate the wires, so that the insulativity between the wires is better; the tip card in proper order of the wire that twines is in first lead to line mouth 6 and second lead to the line mouth, and first lead to line mouth 6 and second lead to the effect of fixed wire tip, prevent that the wire tip from colludeing in and leading to the wire of winding on the wrapping post to be pulled, perhaps lead to the wire of winding on the wrapping post to be loosened.
In this embodiment, two first bosses 8 are provided at the bottom of the upper case 1, the two first winding holes 4 respectively penetrate through the two first bosses 8, the first accommodating space 7 is located between the two first bosses 8, and the two first bosses 8 serve to limit the magnetic core to the first accommodating space 7; the top of lower box body 2 is equipped with two second bosss, two the second wire winding hole runs through two respectively the second boss, second accommodation space is located two between the second boss, two first boss 8 play the effect of restricting the magnetic core at first accommodation space 7.
In this embodiment, two third spacers 9 are disposed on the first winding post 3, two ends of the third spacers 9 extend to inner walls of the two first winding holes 4 along a vertical direction of the first winding post 3, and a plurality of third wire ports 10 are disposed on the third spacers 9, and the third wire ports 10 also serve to clamp ends of the wires and fix the wires; the second winding column is provided with two fourth spacers, the two ends of each fourth spacer extend to the two inner walls of the second winding holes in the vertical direction of the second winding column, the fourth spacers are provided with a plurality of fourth wire openings, and the fourth wire openings are used for clamping the end parts of the wires and play a fixing role.
In this embodiment, the upper case 1 is provided with a first side wall 11 and a second side wall 12, where the first side wall 11 is opposite to the second side wall 12, and both the first side wall 11 and the second side wall 12 are in an m-type structure; the lower box body 2 is provided with a third side wall and a fourth side wall, the third side wall is opposite to the fourth side wall in position, and the third side wall and the fourth side wall are of m-shaped structures.
In this embodiment, the outer surface of the first side wall 11 is provided with a first bearing block 13, the first bearing block 13 is located in the middle of the first side wall 11, the first bearing block 13 is used for increasing the strength of the first side wall 11, the outer surface of the second side wall 12 is provided with a second bearing block 14, the second bearing block 14 is located in the middle of the second side wall 12, and the second bearing block 14 is used for increasing the strength of the second side wall 12; the surface of third lateral wall is equipped with the third pressure-bearing piece, the third pressure-bearing piece is located the centre of third lateral wall, the third pressure-bearing piece is used for increasing the intensity of third lateral wall, the surface of fourth lateral wall is equipped with the fourth pressure-bearing piece, the fourth pressure-bearing piece is located the centre of fourth lateral wall, the fourth pressure-bearing piece is used for increasing the intensity of fourth lateral wall.
In this embodiment, a first wire guiding slot is formed on the side surface of the first pressure bearing block 13, and a second wire guiding slot is formed on the side surface of the second pressure bearing block 14; a third wire guide groove is formed in the side face of the third pressure bearing block, and a fourth wire guide groove is formed in the side face of the fourth pressure bearing block; in the process that the end part of the wire is wound from the upper box body 1 to the lower box body 2 or from the lower box body 2 to the upper box body 1, the wire is clamped in the first wire slot, the second wire slot, the third wire slot and the fourth wire slot, and the first wire slot, the second wire slot, the third wire slot and the fourth wire slot play a role in connection.
In this embodiment, a first convex bonding edge 17 and a first concave bonding edge 18 are formed on the inner wall of the bottom of the upper case 1, and the first convex bonding edge 17 and the first concave bonding edge 18 enclose a circle; the second boss attaching edge and the second concave table attaching edge of the inner wall of the top of the lower box body 2 enclose a circle; the first convex fitting edge 17 and the second concave fitting edge are aligned with each other to be in close fit engagement, and the first concave fitting edge 18 and the second convex fitting edge are aligned with each other to be in close fit engagement, so that the upper box body 1 is connected with the lower box body 2.
In this embodiment, the first spacer 5 and the third spacer 9 are both in a semicircular structure, and, in addition, the first winding post 3 is in a semi-cylindrical structure, and the first spacer 5 and the third spacer 9 in the semicircular structure function to effectively separate the wires wound around the first winding post 3; the second spacer and the fourth spacer are of a semicircular structure, and the second winding column is of a semi-cylindrical structure in supplementary explanation, and the second spacer and the fourth spacer of the semicircular structure play a role in effectively separating wires wound on the first winding column 3.
In this embodiment, the first side wall 11 includes a first half arc wall 19 and a second half arc wall 20, the upper case 1 is further provided with a fifth side wall 21, a third accommodating space 22 is formed between one of the first bosses 8 and the first half arc wall 19, the second half arc wall 20, and the fifth side wall 21, the third accommodating space 22 is communicated with the first accommodating space 7, and can be used for placing an annular magnetic core, the annular magnetic core is sleeved around one of the first bosses 8, and the first boss 8 plays a role of fixing the annular magnetic core; the second side wall 12 includes a third half arc wall 23 and a fourth half arc wall 24, the upper case 1 is further provided with a sixth side wall 15, a fourth accommodating space 16 is formed between the other first boss 8 and the third half arc wall 23, the fourth half arc wall 24 and the sixth side wall 15, the fourth accommodating space 16 is communicated with the first accommodating space 7, and can be used for placing an annular magnetic core, the annular magnetic core is sleeved around the other first boss 8, and the first boss 8 plays a role of fixing the annular magnetic core; the third side wall comprises a fifth half arc wall and a sixth half arc wall, the lower box body 2 is further provided with a seventh side wall, a fifth accommodating space is formed between one of the second bosses and the fifth half arc wall, between the second boss and the sixth half arc wall, and between the second boss and the seventh side wall, and the fifth accommodating space is communicated with the second accommodating space; the fourth side wall comprises a seventh half arc wall and an eighth half arc wall, the lower box body 2 is further provided with an eighth side wall, a sixth accommodating space is formed between the second boss and the seventh half arc wall, the eighth half arc wall and the eighth side wall, and the sixth accommodating space is communicated with the first accommodating space 7. Two annular magnetic cores are respectively sleeved around the two second bosses, at the moment, one annular magnetic core is arranged in the fifth accommodating space and the second accommodating space, the other annular magnetic core is arranged in the sixth accommodating space and the second accommodating space, the upper box body 1 is connected with the lower box body 2 for installation, at the moment, the two first bosses 8 are respectively positioned above the two second bosses, the third accommodating space 22 and the first accommodating space 7 are used for accommodating one annular magnetic core, and the fourth accommodating space 16 and the first accommodating space 7 are used for accommodating the other annular magnetic core.
The foregoing is only a specific embodiment of the utility model to enable those skilled in the art to understand or practice the utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. The magnetic core protection box comprises an upper box body and a lower box body, and is characterized in that the shape and the size of the upper box body and the lower box body are adapted;
the upper box body is provided with a first winding post and two first winding holes, and the first winding post is positioned between the two first winding holes; the first winding column is provided with a first spacer, and two ends of the first spacer extend to the inner walls of the two first winding holes along the vertical direction of the first winding column respectively to divide the first winding holes into two parts; a first line port is formed in the first spacer; the bottom of the upper box body is provided with a first accommodating space, and the first accommodating space is positioned below the first winding post;
the lower box body is provided with a second winding post and two second winding holes, and the second winding post is positioned between the two second winding holes; the second winding column is provided with a second spacer, and two ends of the second spacer extend to the inner walls of the two second winding holes along the vertical direction of the second winding column respectively to divide the second winding holes into two parts; a second port is arranged on the second spacer; the top of the lower box body is provided with a second accommodating space, and the second accommodating space is positioned above the second winding post;
the upper box body and the lower box body are detachably mounted.
2. The magnetic core protection box according to claim 1, wherein two first bosses are arranged at the bottom of the upper box body, two first winding holes respectively penetrate through the two first bosses, and the first accommodating space is located between the two first bosses; the top of lower box body is equipped with two second bosss, two the second wire winding hole runs through respectively two the second boss, the second accommodation space is located two between the second boss.
3. The magnetic core protection box according to claim 1, wherein two third spacers are arranged on the first winding post, two ends of each third spacer extend to the inner walls of the two first winding holes along the vertical direction of the first winding post, and a plurality of third wire inlets are arranged on each third spacer; two fourth spacers are arranged on the second winding column, the two ends of each fourth spacer extend to the inner walls of the two second winding holes along the vertical direction of the second winding column respectively, and a plurality of fourth wire openings are formed in each fourth spacer.
4. The magnetic core protection box according to claim 2, wherein the upper box body is provided with a first side wall and a second side wall, the first side wall is opposite to the second side wall, and the first side wall and the second side wall are of m-shaped structures; the lower box body is provided with a third side wall and a fourth side wall, the third side wall is opposite to the fourth side wall in position, and the third side wall and the fourth side wall are of m-shaped structures.
5. The magnetic core protection box according to claim 4, wherein a first bearing block is arranged on the outer surface of the first side wall, the first bearing block is positioned in the middle of the first side wall, a second bearing block is arranged on the outer surface of the second side wall, and the second bearing block is positioned in the middle of the second side wall; the outer surface of third lateral wall is equipped with the third pressure-bearing piece, the third pressure-bearing piece is located the centre of third lateral wall, the outer surface of fourth lateral wall is equipped with the fourth pressure-bearing piece, the fourth pressure-bearing piece is located the centre of fourth lateral wall.
6. The magnetic core protection box according to claim 5, wherein a first wire guiding groove is formed in the side face of the first pressure-bearing block, and a second wire guiding groove is formed in the side face of the second pressure-bearing block; the side of the third pressure bearing block is provided with a third wire guiding groove, and the side of the fourth pressure bearing block is provided with a fourth wire guiding groove.
7. The magnetic core protection box according to claim 1, wherein the bottom inner wall of the upper box body is provided with a first convex attaching edge and a first concave attaching edge, and the first convex attaching edge and the first concave attaching edge form a circle; the second boss attaching edge and the second concave table attaching edge of the inner wall of the top of the lower box body enclose a circle; the first convex fitting edge and the second concave fitting edge are mutually aligned and tightly matched with each other, and the first concave fitting edge and the second boss fitting edge are mutually aligned and tightly matched with each other, so that the upper box body is connected with the lower box body.
8. A magnetic core shield according to claim 3, wherein said first spacer and said third spacer are each of a semicircular ring configuration; the second spacer and the fourth spacer are both semicircular structures.
9. The magnetic core protection box according to claim 4, wherein the first side wall comprises a first half arc wall and a second half arc wall, the upper box body is further provided with a fifth side wall, a third accommodating space is formed between one of the first boss and the first half arc wall, between the first boss and the second half arc wall, and between the first boss and the fifth side wall, and the third accommodating space is communicated with the first accommodating space; the second side wall comprises a third half arc wall and a fourth half arc wall, the upper box body is further provided with a sixth side wall, a fourth accommodating space is formed between the other first boss and the third half arc wall, between the other first boss and the fourth half arc wall, and between the first boss and the sixth side wall, and the fourth accommodating space is communicated with the first accommodating space; the third side wall comprises a fifth half arc wall and a sixth half arc wall, the lower box body is further provided with a seventh side wall, a fifth accommodating space is formed between one of the second bosses and the fifth half arc wall, between the second boss and the sixth half arc wall, and between the second boss and the seventh side wall, and the fifth accommodating space is communicated with the second accommodating space; the fourth side wall comprises a seventh half arc wall and an eighth half arc wall, the lower box body is further provided with an eighth side wall, a sixth containing space is formed between the second boss and the seventh half arc wall, the eighth half arc wall and the eighth side wall, and the sixth containing space is communicated with the first containing space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320096979.1U CN219105859U (en) | 2023-02-01 | 2023-02-01 | Magnetic core protects box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320096979.1U CN219105859U (en) | 2023-02-01 | 2023-02-01 | Magnetic core protects box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219105859U true CN219105859U (en) | 2023-05-30 |
Family
ID=86429928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320096979.1U Active CN219105859U (en) | 2023-02-01 | 2023-02-01 | Magnetic core protects box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219105859U (en) |
-
2023
- 2023-02-01 CN CN202320096979.1U patent/CN219105859U/en active Active
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