CN114446614B - Switching power supply magnetic core with detachable limiting coil and installation method thereof - Google Patents
Switching power supply magnetic core with detachable limiting coil and installation method thereof Download PDFInfo
- Publication number
- CN114446614B CN114446614B CN202210027980.9A CN202210027980A CN114446614B CN 114446614 B CN114446614 B CN 114446614B CN 202210027980 A CN202210027980 A CN 202210027980A CN 114446614 B CN114446614 B CN 114446614B
- Authority
- CN
- China
- Prior art keywords
- coil
- magnetic core
- limiting
- plate
- mounting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/32—Insulating of coils, windings, or parts thereof
- H01F27/324—Insulation between coil and core, between different winding sections, around the coil; Other insulation structures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/06—Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/24—Magnetic cores
- H01F27/26—Fastening parts of the core together; Fastening or mounting the core on casing or support
- H01F27/266—Fastening or mounting the core on casing or support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/30—Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support
- H01F27/306—Fastening or mounting coils or windings on core, casing or other support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Coils Of Transformers For General Uses (AREA)
- Housings And Mounting Of Transformers (AREA)
Abstract
The invention discloses a switching power supply magnetic core with a detachable limiting coil and an installation method thereof, wherein the device comprises an installation plate, the top end of the installation plate is provided with an installation mechanism, a limiting mechanism is arranged between the installation mechanism and the installation plate, the installation mechanism is used for fixing the limiting mechanism, and the limiting mechanism is used for limiting the magnetic core; the mounting mechanism comprises a top plate, a limiting block, a first threaded rod, a limiting cylinder and a second threaded rod, four ends of the top plate are connected with the limiting block, and the side wall of the limiting cylinder is connected with the mounting plate. The magnetic core structure can effectively prevent the magnetic core from loosening in the using process, effectively realize fixed limit connection, effectively protect the inner coil and the magnetic core, and realize three effects by one structure, so that the magnetic core body is convenient and fast to mount, safe and convenient to use.
Description
Technical Field
The invention relates to the technical field of magnetic cores for switching power supplies, in particular to a switching power supply magnetic core with a detachable limiting coil and an installation method thereof.
Background
When a magnetic core in a switching power supply is installed on the switching power supply, all parts of the magnetic core need to be fixed on the switching power supply one by one, so that the magnetic core is inconvenient to install, and when the magnetic core is installed on the power supply, the magnetic core is mostly fixed on the power supply in an insulating adhesive mode, so that the magnetic core is easy to loosen in the using process, and the protection structure cannot be integrated, therefore, in order to solve the problems, a detachable and limiting coil switching power supply magnetic core and an installation method thereof are provided.
Disclosure of Invention
The invention provides a switch power supply magnetic core with a detachable limiting coil, which solves the problems that the magnetic core is inconvenient to install and is easy to fall off in the using process by one structure, and can not realize the integration of a protection structure.
In order to achieve the purpose, the invention adopts the following technical scheme:
a switching power supply magnetic core with a detachable limiting coil comprises a mounting plate, wherein a mounting mechanism is arranged at the top end of the mounting plate, a limiting mechanism is arranged between the mounting mechanism and the mounting plate, the mounting mechanism is used for fixing the limiting mechanism, and the limiting mechanism is used for limiting the magnetic core;
installation mechanism includes roof, stopper, first threaded rod, a spacing section of thick bamboo and second threaded rod, the four ends of roof are connected with the stopper, the lateral wall of a spacing section of thick bamboo is connected with the mounting panel, a spacing section of thick bamboo is the symmetry setting with the axis of mounting panel, first threaded rod is located one side that a spacing section of thick bamboo is close to the mounting panel, the second threaded rod is located the top of mounting panel.
Preferably, the one end of first threaded rod passes the inside that a spacing section of thick bamboo extends to the stopper, just the bottom of second threaded rod passes the mounting panel and extends to the outside, the second threaded rod is the symmetry setting with the axis of mounting panel.
Preferably, the limiting cylinder is arranged in a hollow mode, and the bottom end of the limiting block extends to the inside of the limiting cylinder.
Preferably, stop gear includes draw-in groove, fixture block, bottom plate, mounting groove, first coil, insulating rubber pad, second coil and magnetic core body, the mounting groove is located the top of bottom plate and the bottom of roof, the top of magnetic core body is connected with the roof.
Preferably, the first coil, the insulating rubber pad and the second coil are all sleeved on the circumferential side wall of the magnetic core body, and the insulating rubber pad is located between the first coil and the second coil.
Preferably, the fixture block is located at the bottom end of the bottom plate, the clamping groove is located at the top end of the mounting plate, and the fixture block is connected with the clamping groove.
A spacing fixed approach of above-mentioned magnetic core, characterized by, including as follows:
s1, a clamping block on a bottom plate is firstly inserted into a clamping groove, so that the bottom plate is fixed on a mounting plate 1,
s2, a first coil is placed inside the mounting groove, an insulating rubber pad is placed at the top end of the first coil, a second coil 307 is placed at the top end of the insulating rubber pad,
s3, moving the top plate after the placement is finished, enabling the magnetic core body on the top plate to penetrate through the first coil and the second coil and be placed into the bottom plate,
s4, the limiting block on the top plate is placed inside the limiting cylinder, so that the magnetic core body can be effectively installed and fixed,
s5, fixing the limiting block in the limiting cylinder through the first threaded rod, and finishing the positioning of the magnetic core.
A method for mounting the magnetic core is characterized by comprising the following steps:
the SS1 inserts the fixture block on the bottom plate into the slot, thereby fixing the bottom plate on the mounting plate 1,
SS2, a first coil is placed inside the mounting groove, then an insulating rubber pad is placed on the top end of the first coil, then a second coil is placed on the top end of the insulating rubber pad,
after SS3 is placed, the top plate is moved, so that the magnetic core body on the top plate penetrates through the first coil and the second coil and is placed in the bottom plate,
SS4 then places the limiting block on the top plate in the limiting cylinder, thereby effectively installing and fixing the magnetic core body,
the SS5 fixes the limiting block in the limiting cylinder through the first threaded rod, and the magnetic core is positioned completely;
SS6 places the mounting panel on switching power supply suitable connection position, then through the second threaded rod with the device fixed can.
The beneficial effects of the invention are as follows:
1. separate first coil and second coil through insulating rubber pad, then can effectually carry on it spacingly through the extrusion of roof, also can effectually restrict and protect the magnetic core body through the mounting groove between bottom plate and the roof simultaneously to can effectually prevent that the magnetic core from producing the problem of pine falling at the in-process that uses.
2. Carry on spacingly with the magnetic core body through roof and bottom plate, then fix the roof on the mounting panel through first threaded rod, afterwards with the mounting panel fix on switching power supply can to need not fix the magnetic core structure in switching power supply one by one, make the installation of magnetic core body comparatively convenient.
3. Multiple effect can be realized to an overall structure, realizes that holistic installation is fixed or the protection of the spacing fixed, magnetic core and coil of dismouting, magnetic core and coil's combination reaches and realizes three effect with a structure for the installation of magnetic core body is comparatively convenient, safety, facilitates the use.
4. The method is simple, and the fixed limit of the magnetic core is effectively realized, so that the magnetic core is prevented from loosening in the using process, and the internal coil and the magnetic core are effectively protected.
5. The installation method based on the magnetic core limiting structure is simple and convenient to connect and use.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a schematic view of the split structure of the present invention.
Fig. 3 is a bottom view of the disassembled structure of the present invention.
Reference numbers in the figures: 1. mounting a plate; 2. an installation mechanism; 201. a top plate; 202. a limiting block; 203. a first threaded rod; 204. a limiting cylinder; 205. a second threaded rod; 3. a limiting mechanism; 301. a card slot; 302. a clamping block; 303. a base plate; 304. mounting grooves; 305. a first coil; 306. an insulating rubber pad; 307. a second coil; 308. a magnetic core body.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-3, the switching power supply magnetic core with the detachable limiting coil comprises a mounting plate 1, wherein a mounting mechanism 2 is arranged at the top end of the mounting plate 1, a limiting mechanism 3 is arranged between the mounting mechanism 2 and the mounting plate 1, the mounting mechanism 2 is used for fixing the limiting mechanism 3, and the limiting mechanism 3 is used for limiting the magnetic core;
As shown in fig. 1 and 2, one end of the first threaded rod 203 passes through the limiting cylinder 204 and extends to the inside of the limiting block 202, the bottom end of the second threaded rod 205 passes through the mounting plate 1 and extends to the outside, the second threaded rod 205 is symmetrically arranged along the central axis of the mounting plate 1, the limiting cylinder 204 is arranged in a hollow manner, the bottom end of the limiting block 202 extends to the inside of the limiting cylinder 204, and the limiting block 202 is fixed in the limiting cylinder 204 through the first threaded rod 203, so that the magnetic core body 308 can be effectively fixed through the extrusion force between the top plate 201 and the mounting plate 1.
As shown in fig. 2 and 3, the limiting mechanism 3 includes a clamping groove 301, a clamping block 302, a bottom plate 303, a mounting groove 304, a first coil 305, an insulating rubber pad 306, a second coil 307 and a magnetic core body 308, the mounting groove 304 is located at the top end of the bottom plate 303 and the bottom end of the top plate 201, the top end of the magnetic core body 308 is connected with the top plate 201, the first coil 305, the insulating rubber pad 306 and the second coil 307 are all sleeved on the circumferential side wall of the magnetic core body 308, the insulating rubber pad 306 is located between the first coil 305 and the second coil 307, the clamping block 302 is located at the bottom end of the bottom plate 303, the clamping groove 301 is located at the top end of the mounting plate 1, the clamping block 302 is connected with the clamping groove 301, and the magnetic core body 308, the first coil 305, the insulating rubber pad 306 and the second coil 307 can be effectively limited between the top plate 201 and the bottom plate 303 through the mounting groove 304.
The working principle is as follows: during installation or when the magnetic core is limited, firstly, the fixture block 302 on the bottom plate 303 is inserted into the fixture groove 301, so that the bottom plate 303 is fixed on the installation plate 1, then the first coil 305 is placed inside the installation groove 304, then the insulating rubber pad 306 is placed at the top end of the first coil 305, then the second coil 307 is placed at the top end of the insulating rubber pad 306, the top plate 201 is moved after the placement is finished, so that the magnetic core body 308 on the top plate 201 penetrates through the first coil 305 and the second coil 307 and is placed into the bottom plate 303, then the limiting block 202 on the top plate 201 is placed inside the limiting cylinder 204, so that the magnetic core body 308 can be effectively installed and fixed, the problem that the magnetic core body 308 is loosened in the using process can be effectively prevented, then the limiting block 202 is fixed in the limiting cylinder 204 through the first threaded rod 203, after the installation is finished, the installation plate 1 is placed at the corresponding position of the connection of the switching power supply, then the device is fixed through the second threaded rod 205, then the extending end of the coil can be connected for use, so that the device is not required to be fixed on the switching power supply one by one another, multiple effects are achieved, and the usability of the magnetic core is improved.
A limiting method of the magnetic core structure comprises the following steps:
s1, a clamping block 302 on a bottom plate 303 is firstly inserted into a clamping groove 301, so that the bottom plate 303 is fixed on a mounting plate 1,
s2, first coil 305 is placed inside mounting groove 304, then insulating rubber pad 306 is placed on top of first coil 305, then second coil 307 is placed on top of insulating rubber pad 306,
s3, after the top plate 201 is placed, the magnetic core body 308 on the top plate 201 is moved to be placed in the bottom plate 303 through the first coil 305 and the second coil 307,
s4, the limiting block 202 on the top plate 201 is placed inside the limiting cylinder 204, so that the magnetic core body 308 can be effectively installed and fixed,
s5, the limiting block 202 is fixed in the limiting cylinder 204 through the first threaded rod 203, and the magnetic core is positioned completely.
A mounting method of the magnetic core structure comprises the following steps:
SS1 first inserts the latch 302 of the base 303 into the latch groove 301, thereby fixing the base 303 to the mounting plate 1,
SS2 places first coil 305 inside mounting groove 304, then places insulating rubber pad 306 on top of first coil 305, then places second coil 307 on top of insulating rubber pad 306,
after SS3 is placed, the top plate 201 is moved, so that the magnetic core body 308 on the top plate 201 is inserted into the bottom plate 303 through the first coil 305 and the second coil 307,
SS4 then places the limiting block 202 on the top plate 201 inside the limiting cylinder 204, so that the magnetic core body 308 can be effectively installed and fixed,
the SS5 fixes the limiting block 202 in the limiting cylinder 204 through the first threaded rod 203, and the magnetic core is positioned completely;
SS6 places the mounting plate 1 on the proper connection position of the switching power supply, and then fixes the device through the second threaded rod 205.
Multiple effect can be realized with an overall structure, realize that holistic installation is fixed or the dismouting, the spacing protection of fixing, magnetic core and coil of the combination of magnetic core and coil, reach and realize three effect with a structure.
The method is simple, and the fixed limit of the magnetic core is effectively realized, so that the magnetic core is prevented from loosening in the using process, and the internal coil and the magnetic core are effectively protected.
The installation method based on the magnetic core limiting structure is simple and convenient to connect and use.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. The switching power supply magnetic core capable of being split and limiting the coil comprises a mounting plate (1) and is characterized in that an installation mechanism (2) is arranged at the top end of the mounting plate (1), a limiting mechanism (3) is arranged between the installation mechanism (2) and the mounting plate (1), the installation mechanism (2) is used for fixing the limiting mechanism (3), and the limiting mechanism (3) is used for limiting the magnetic core;
the mounting mechanism (2) comprises a top plate (201), a limiting block (202), a first threaded rod (203), a limiting cylinder (204) and a second threaded rod (205), four ends of the top plate (201) are connected with the limiting block (202), the side wall of the limiting cylinder (204) is connected with the mounting plate (1), the limiting cylinder (204) is symmetrically arranged by using the central axis of the mounting plate (1), the first threaded rod (203) is positioned on one side, close to the mounting plate (1), of the limiting cylinder (204), and the second threaded rod (205) is positioned at the top end of the mounting plate (1);
the limiting mechanism (3) comprises a clamping groove (301), a clamping block (302), a bottom plate (303), a mounting groove (304), a first coil (305), an insulating rubber pad (306), a second coil (307) and a magnetic core body (308), the mounting groove (304) is positioned at the top end of the bottom plate (303) and the bottom end of the top plate (201), and the top end of the magnetic core body (308) is connected with the top plate (201);
the first coil (305), the insulating rubber pad (306) and the second coil (307) are sleeved on the circumferential side wall of the magnetic core body (308), and the insulating rubber pad (306) is located between the first coil (305) and the second coil (307);
the clamping block (302) is positioned at the bottom end of the bottom plate (303), the clamping groove (301) is positioned at the top end of the mounting plate (1), and the clamping block (302) is connected with the clamping groove (301);
a clamping block (302) on the bottom plate (303) is inserted into the clamping groove (301), the first coil (305) is placed inside the mounting groove (304), the top plate (201) is moved, a magnetic core body (308) on the top plate (201) penetrates through the first coil (305) and the second coil (307) and is placed into the bottom plate (303), and the limiting block (202) on the top plate (201) is placed inside the limiting cylinder (204), so that integral mounting and fixing or combined limiting and fixing of the detachable magnetic core and the coils are achieved.
2. A detachable limit coil switch power core according to claim 1, wherein one end of the first threaded rod (203) passes through the limit barrel (204) and extends to the inside of the limit block (202), the bottom end of the second threaded rod (205) passes through the mounting plate (1) and extends to the outside, and the second threaded rod (205) is symmetrically arranged around the central axis of the mounting plate (1).
3. A switch power magnetic core of a detachable limit coil according to claim 1, wherein the limit cylinder (204) is hollow, and the bottom end of the limit block (202) extends to the inside of the limit cylinder (204).
4. A method for position-limiting and fixing a magnetic core according to any one of claims 1 to 3, comprising the steps of:
s1, a clamping block on a bottom plate is inserted into a clamping groove, so that the bottom plate is fixed on a mounting plate (1),
s2, a first coil is placed inside the mounting groove, an insulating rubber pad is placed at the top end of the first coil, a second coil (307) is placed at the top end of the insulating rubber pad,
s3, moving the top plate after the placement is finished, enabling the magnetic core body on the top plate to penetrate through the first coil and the second coil and be placed into the bottom plate,
s4, the limiting block on the top plate is placed in the limiting cylinder, so that the magnetic core body can be effectively installed and fixed,
s5, fixing the limiting block in the limiting cylinder through the first threaded rod, and finishing the positioning of the magnetic core.
5. A method of mounting a magnetic core according to any of claims 1 to 3, comprising the steps of:
the SS1 firstly inserts the fixture block on the bottom plate into the clamping groove, thereby fixing the bottom plate on the mounting plate (1),
SS2, a first coil is placed inside the mounting groove, then an insulating rubber pad is placed on the top end of the first coil, then a second coil is placed on the top end of the insulating rubber pad,
after SS3 is placed, the top plate is moved, so that the magnetic core body on the top plate penetrates through the first coil and the second coil and is placed in the bottom plate,
SS4 then places the limiting block on the top plate in the limiting cylinder, thereby effectively installing and fixing the magnetic core body,
the SS5 fixes the limiting block in the limiting cylinder through the first threaded rod, and the magnetic core is positioned completely;
SS6 places the mounting panel on switching power supply suitable connection position, then through the second threaded rod with the device fixed can.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210027980.9A CN114446614B (en) | 2022-01-11 | 2022-01-11 | Switching power supply magnetic core with detachable limiting coil and installation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210027980.9A CN114446614B (en) | 2022-01-11 | 2022-01-11 | Switching power supply magnetic core with detachable limiting coil and installation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114446614A CN114446614A (en) | 2022-05-06 |
| CN114446614B true CN114446614B (en) | 2023-01-03 |
Family
ID=81368222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210027980.9A Active CN114446614B (en) | 2022-01-11 | 2022-01-11 | Switching power supply magnetic core with detachable limiting coil and installation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114446614B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203552892U (en) * | 2013-11-19 | 2014-04-16 | 常州诚联电源制造有限公司 | Sheet-shaped pin power transformer |
| JP2016100538A (en) * | 2014-11-25 | 2016-05-30 | 住友電気工業株式会社 | choke coil |
| CN207441435U (en) * | 2017-10-27 | 2018-06-01 | 深圳感通科技有限公司 | A kind of easy-to-mount inductor |
| CN209980939U (en) * | 2019-06-04 | 2020-01-21 | 常州市武进宏富电子器件有限公司 | Fixing mechanism for magnetic core |
| CN212136184U (en) * | 2020-03-25 | 2020-12-11 | 深圳市科达嘉电子有限公司 | Low-loss high-power common mode inductor |
| CN214505177U (en) * | 2021-05-12 | 2021-10-26 | 湖口健诚电子电器有限公司 | PQ type differential mode inductor that radiating effect is good |
| CN113782312A (en) * | 2021-09-07 | 2021-12-10 | 天长市日上电子科技有限公司 | Transformer magnetic core not easy to fall off |
-
2022
- 2022-01-11 CN CN202210027980.9A patent/CN114446614B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203552892U (en) * | 2013-11-19 | 2014-04-16 | 常州诚联电源制造有限公司 | Sheet-shaped pin power transformer |
| JP2016100538A (en) * | 2014-11-25 | 2016-05-30 | 住友電気工業株式会社 | choke coil |
| CN207441435U (en) * | 2017-10-27 | 2018-06-01 | 深圳感通科技有限公司 | A kind of easy-to-mount inductor |
| CN209980939U (en) * | 2019-06-04 | 2020-01-21 | 常州市武进宏富电子器件有限公司 | Fixing mechanism for magnetic core |
| CN212136184U (en) * | 2020-03-25 | 2020-12-11 | 深圳市科达嘉电子有限公司 | Low-loss high-power common mode inductor |
| CN214505177U (en) * | 2021-05-12 | 2021-10-26 | 湖口健诚电子电器有限公司 | PQ type differential mode inductor that radiating effect is good |
| CN113782312A (en) * | 2021-09-07 | 2021-12-10 | 天长市日上电子科技有限公司 | Transformer magnetic core not easy to fall off |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114446614A (en) | 2022-05-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114446614B (en) | Switching power supply magnetic core with detachable limiting coil and installation method thereof | |
| CN108233233B (en) | Protective tool for transformer maintenance platform | |
| CN205595159U (en) | Retractable coil skeleton | |
| GB2354327B (en) | Electric arrangement for operation of a gradient coil with several power supplies | |
| CN212811073U (en) | Falling protector fixing frame for primary equipment maintenance of transformer substation | |
| CN217280365U (en) | Be used for spacing fixed knot of magnetic core to construct | |
| CN213424012U (en) | Intelligent charging device for underground garage | |
| CN220022194U (en) | Cable reinforcing device for electrical engineering | |
| CN215788296U (en) | Door lock trompil positioning fixture | |
| CN219678008U (en) | Plastic part for protecting wire harness | |
| CN219027026U (en) | Hand-held tool shell burr grinding device | |
| CN216097901U (en) | Protective structure of numerical control cylindrical grinder | |
| CN218912257U (en) | Building templates fixing device | |
| CN211239615U (en) | Length-adjustable spliced motor magnet ring for high-performance motor | |
| CN220439391U (en) | New-structure 5G communication high-current PFC inductor | |
| CN218161558U (en) | Wire arranging device | |
| CN110797173A (en) | Transformer iron core group fixing and mounting frame | |
| CN218887526U (en) | Antenna protection device | |
| CN217498256U (en) | Automatic coil winding machine convenient to take out inner wire coil | |
| CN220401294U (en) | Electrical engineering construction is with electric wire installation fixing device | |
| CN211103454U (en) | Diamond sand repairing pen | |
| CN215257445U (en) | Multi-section hollow shaft | |
| CN212195313U (en) | Automobile super-long-term hiding terminal reinforcing device | |
| CN214795688U (en) | High-stability motor servo controller | |
| CN212900591U (en) | Mounting bracket for network system integration |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20221215 Address after: 423400 west of Hanning Road, Jiangbei Industrial Park, Zixing City, Chenzhou City, Hunan Province Applicant after: BINZHOU JLW HI-TECH ELECTRONIC Co.,Ltd. Address before: 523290 building B, second industrial zone, Shijie fourth village, Shijie Town, Dongguan City, Guangdong Province Applicant before: Dongguan didaken Electronics Co.,Ltd. |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |