CN216818035U - PQ type magnetic core with excellent anti-interference performance - Google Patents
PQ type magnetic core with excellent anti-interference performance Download PDFInfo
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- CN216818035U CN216818035U CN202220440572.1U CN202220440572U CN216818035U CN 216818035 U CN216818035 U CN 216818035U CN 202220440572 U CN202220440572 U CN 202220440572U CN 216818035 U CN216818035 U CN 216818035U
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Abstract
The utility model discloses a PQ-type magnetic core with excellent anti-interference performance, which relates to the technical field of magnetic cores and comprises a magnetic column main body, two magnetic seats fixedly connected to the side wall of the magnetic column main body and a first magnetic wall fixedly connected to the magnetic seats, wherein a second magnetic wall is inserted into the first magnetic wall, a shielding layer is embedded into the second magnetic wall, the top of the magnetic column main body is rotatably connected with a magnetic column auxiliary body, a heat dissipation mechanism and a shielding unit are arranged on the first magnetic wall, the shielding unit comprises a shielding bottom ring and a shielding top ring which are fixedly arranged on the first magnetic wall, and one side, close to each other, of the shielding bottom ring and the shielding top ring is fixedly connected with a plurality of shielding columns. The utility model can wind more coils, is beneficial to improving the performance of the PQ-type magnetic core, can enhance the anti-interference performance of the PQ-type magnetic core, can perform heat dissipation and heat reduction treatment on the bottom coil, ensures the normal use of the product, and has the advantages of simple operation, convenient use and stronger practicability.
Description
Technical Field
The utility model relates to the technical field of magnetic cores, in particular to a PQ-type magnetic core with excellent anti-interference performance.
Background
The magnetic core is a sintered magnetic metal oxide composed of various iron oxide mixtures, and is widely applied to various magnetic devices such as transformers, high-frequency magnetic amplifiers, filtering chokes and the like.
The existing PQ type magnetic core is easily interfered in the information conduction process, the anti-interference performance is not strong, the conduction efficiency is influenced, the number of turns of a coil wound by the traditional PQ type magnetic core is certain, the number of turns of the coil wound by the magnetic core cannot be increased according to the requirement, the practicability is not strong, the heat accumulation is easily caused at the bottom of the coil, the product can be damaged after the product is used for a long time, the normal use of the product is influenced, and therefore the application provides the PQ type magnetic core with excellent anti-interference performance to meet the requirement.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a PQ-type magnetic core with excellent anti-interference performance, more coil turns can be wound, the performance of the PQ-type magnetic core is improved, the anti-interference performance of the PQ-type magnetic core is enhanced, meanwhile, heat dissipation and heat reduction treatment can be carried out on a bottom coil, the normal use of a product is ensured, the operation is simple, the use is convenient, and the practicability is high.
In order to achieve the above purpose, the present application provides the following technical solutions: a PQ-type magnetic core with excellent anti-interference performance comprises a magnetic column main body, two magnetic seats fixedly connected to the side wall of the magnetic column main body and a first magnetic wall fixedly connected to the magnetic seats, wherein a second magnetic wall is inserted into the first magnetic wall, a shielding layer is embedded into the second magnetic wall, the top of the magnetic column main body is rotatably connected with a magnetic column auxiliary body, and a heat dissipation mechanism and a shielding unit are arranged on the first magnetic wall; the shielding unit comprises a shielding bottom ring and a shielding top ring which are fixedly arranged on the first magnetic wall, and a plurality of shielding columns are fixedly connected to one sides of the shielding bottom ring and the shielding top ring, which are close to each other; the heat dissipation mechanism is used for dissipating heat of the bottom of the coil.
Preferably, heat dissipation mechanism is including seting up the recess on the magnetic support, two heat conduction mobile trunks of fixedly connected with on the recess, the both ends fixedly connected with heat conduction ball of heat conduction mobile trunk, the heat conduction auxiliary rod of one side fixedly connected with a plurality of that the heat conduction mobile trunk is close to each other.
Preferably, the top of the magnetic column main body is fixedly connected with a connecting column, and the bottom of the magnetic column auxiliary body is provided with a connecting groove.
Preferably, the top of the first magnetic wall is fixedly connected with a plurality of inserted bars, and the bottom of the second magnetic wall is provided with a plurality of slots.
Preferably, a fixing groove is formed in the second magnetic wall, and the shielding layer is fixedly connected in the fixing groove.
Preferably, a limiting groove is formed in one side, close to each other, of the first magnetic wall, and the outer rings of the shielding top ring and the shielding bottom ring are fixedly connected to the inner wall of the limiting groove.
In conclusion, the technical effects and advantages of the utility model are as follows:
1. the magnetic column has a reasonable structure, and the magnetic column main body, the magnetic column auxiliary body and the like are structurally characterized in that the inserted rod is inserted into a slot formed in the second magnetic wall, and then the magnetic column auxiliary body is in threaded connection with the connecting column under the action of the connecting slot so as to form a new PQ-type magnetic core;
2. according to the utility model, through the structures of the shielding bottom ring, the shielding layer, the shielding column, the shielding top ring and the like, under a normal condition, a signal is shielded through the shielding bottom ring and the shielding top ring, and meanwhile, under the matching of the shielding column, the shielding effect is further improved, so that the anti-interference performance of the PQ-type magnetic core is improved, and when a brand-new magnetic core is combined, the anti-interference performance of the PQ-type magnetic core is further enhanced through the matching of the shielding layer;
3. according to the utility model, through the structures of the heat conduction main rod, the heat conduction auxiliary rod, the heat conduction ball and the like, when the PQ-type magnetic core is used, heat can be accumulated at the bottom of the coil, the heat can be conducted away through the heat conduction main rod and the heat conduction auxiliary rod, the contact area of the heat and air is increased through the heat conduction ball, the heat can be rapidly exchanged with gas in the air, the coil is cooled, and meanwhile, because a gap exists between the heat conduction auxiliary rod and the groove, the heat dissipation effect at the bottom of the coil is further improved.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic view of a three-dimensional structure of a PQ-type magnetic core with excellent anti-interference performance;
FIG. 2 is a schematic perspective view of a PQ-type magnetic core with excellent anti-interference performance, with the second magnetic wall removed, and a magnetic cylinder sub-body;
FIG. 3 is a schematic perspective view of the magnetic cylinder and the second magnetic wall;
fig. 4 is an exploded view of the shielding unit.
In the figure: 1. a first magnetic wall; 2. a magnetic base; 201. a groove; 3. a magnetic cylinder body; 4. a heat conducting ball; 5. a heat-conducting main rod; 6. a heat conductive auxiliary rod; 7. a magnetic cylinder sub-body; 701. connecting grooves; 8. a second magnetic wall; 801. a slot; 9. connecting columns; 10. a rod is inserted; 11. a shielding layer; 12. a shielding bottom ring; 13. a shielding post; 14. the top ring is shielded.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b): referring to fig. 1-4, a PQ-type magnetic core with excellent anti-interference performance includes a magnetic column main body 3, two magnetic bases 2 fixedly connected to the side walls of the magnetic column main body 3, and a first magnetic wall 1 fixedly connected to the magnetic bases 2, wherein a second magnetic wall 8 is inserted into the first magnetic wall 1, a shielding layer 11 is embedded in the second magnetic wall 8, a magnetic column sub-body 7 is rotatably connected to the top of the magnetic column main body 3, and the magnetic column sub-body 7 is in threaded connection with a connecting column 9 under the action of a connecting groove 701, so as to form a new PQ-type magnetic core, and at this time, the magnetic column main body 3 and the magnetic column sub-body 7 form a new magnetic column, so that the number of turns of coils that can be wound is increased, which is beneficial for improving the performance of the PQ-type magnetic core, and a heat dissipation mechanism and a shielding unit are arranged on the first magnetic wall 1; the shielding unit comprises a shielding bottom ring 12 and a shielding top ring 14 which are fixedly arranged on the first magnetic wall 1, one side, close to each other, of the shielding bottom ring 12 and the shielding top ring 14 is fixedly connected with a plurality of shielding columns 13, under a normal condition, signals are shielded through the shielding bottom ring 12 and the shielding top ring 14, and meanwhile, under the cooperation of the shielding columns 13, the shielding effect is further improved, so that the anti-interference performance of the PQ-type magnetic core is improved; the heat dissipation mechanism is used for dissipating heat of the bottom of the coil.
In this embodiment, heat dissipation mechanism is including seting up recess 201 on magnetism seat 2, two heat conduction mobile jib 5 of fixedly connected with on the recess 201, the both ends fixedly connected with heat conduction ball 4 of heat conduction mobile jib 5, one side fixedly connected with a plurality of heat conduction auxiliary rod 6 that heat conduction mobile jib 5 is close to each other, when PQ type magnetic core uses, the heat can be gathered to the bottom of coil, the heat can be passed away through heat conduction mobile jib 5 and heat conduction auxiliary rod 6, increase the area of the contact of heat and air through heat conduction ball 4, make the heat can be quick exchange with the gas in the air, make the coil cool down, simultaneously because there is the clearance between the recess 201 of seting up on heat conduction auxiliary rod 6 and the magnetism seat 2, the radiating effect of coil bottom has further been improved.
In this embodiment, the top fixedly connected with spliced pole 9 of magnetic cylinder main part 3, spread groove 701 has been seted up to the bottom of the auxiliary magnetic cylinder body 7, and spliced pole 9 and spread groove 701 pass through threaded connection, are convenient for auxiliary magnetic cylinder body 7 and the separation of magnetic cylinder main part 3.
In this embodiment, the top of the first magnetic wall 1 is fixedly connected with a plurality of insertion rods 10, the bottom of the second magnetic wall 8 is provided with a plurality of slots 801, the insertion rods 10 are inserted into the slots 801 provided in the second magnetic wall 8, and then the magnetic cylinder sub-body 7 is in threaded connection with the connection column 9 under the effect of the connection groove 701, so as to form a new PQ-type magnetic core.
In this embodiment, the second magnetic wall 8 is provided with a fixing groove, and the shielding layer 11 is fixedly connected in the fixing groove.
In this embodiment, a limiting groove is formed on one side of the first magnetic wall 1, which is close to each other, and the outer rings of the shielding top ring 14 and the shielding bottom ring 12 are fixedly connected to the inner wall of the limiting groove.
This practical theory of operation: when the number of turns of the coil needs to be increased, the inserted bar 10 is inserted into the slot 801 formed in the second magnetic wall 8, and then the magnetic column auxiliary body 7 is in threaded connection with the connecting column 9 under the action of the connecting groove 701 so as to form a new PQ-type magnetic core, and at the moment, the magnetic column main body 3 and the magnetic column auxiliary body 7 form a new magnetic column, so that the number of turns of the coil which can be wound is more, and the performance of the PQ-type magnetic core is improved; under normal conditions, a signal is shielded through the shielding bottom ring 12 and the shielding top ring 14, meanwhile, the shielding effect is further improved under the matching of the shielding column 13, so that the anti-interference performance of the PQ-type magnetic core is improved, and when a brand-new PQ-type magnetic core is combined, the anti-interference performance of the PQ-type magnetic core is further enhanced through the matching of the shielding layer 11; when PQ type magnetic core uses, the heat can be gathered to the bottom of coil, and the heat can be passed away through heat conduction mobile jib 5 and heat conduction auxiliary rod 6, increases the area of the contact of heat and air through heat conduction ball 4 for the heat can be quick and exchange with the gas in the air, makes the coil cooling, simultaneously because there is the clearance between the recess 201 of seting up on heat conduction auxiliary rod 6 and the magnet holder 2, has further improved the radiating effect of coil bottom.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (6)
1. The utility model provides a PQ type magnetic core that anti-interference performance is good, includes magnetic column main part (3), two magnetic bases (2), the first magnetism wall (1) of fixed connection on magnetic base (2) of fixed connection on magnetic column main part (3) lateral wall, its characterized in that: a second magnetic wall (8) is inserted into the first magnetic wall (1), a shielding layer (11) is embedded in the second magnetic wall (8), the top of the magnetic column main body (3) is rotatably connected with a magnetic column auxiliary body (7), and a heat dissipation mechanism and a shielding unit are arranged on the first magnetic wall (1);
the shielding unit comprises a shielding bottom ring (12) and a shielding top ring (14) which are fixedly arranged on the first magnetic wall (1), and one sides of the shielding bottom ring (12) and the shielding top ring (14) which are close to each other are fixedly connected with a plurality of shielding columns (13); the heat dissipation mechanism is used for dissipating heat of the bottom of the coil.
2. The PQ-type magnetic core according to claim 1, which has excellent interference resistance, wherein: heat dissipation mechanism is including seting up recess (201) on magnetic base (2), two heat conduction mobile jib (5) of fixedly connected with on recess (201), the both ends fixedly connected with heat conduction ball (4) of heat conduction mobile jib (5), one side fixedly connected with a plurality of heat conduction auxiliary rod (6) that heat conduction mobile jib (5) are close to each other.
3. The PQ-type magnetic core according to claim 1, which has excellent interference resistance, wherein: the top fixedly connected with spliced pole (9) of magnetic column main part (3), spread groove (701) have been seted up to the bottom of the magnetic column auxiliary body (7).
4. The PQ-type magnetic core according to claim 1, which has excellent interference resistance, wherein: the top of the first magnetic wall (1) is fixedly connected with a plurality of inserting rods (10), and the bottom of the second magnetic wall (8) is provided with a plurality of inserting grooves (801).
5. The PQ-type magnetic core according to claim 1, which has excellent interference resistance, wherein: a fixing groove is formed in the second magnetic wall (8), and the shielding layer (11) is fixedly connected into the fixing groove.
6. The PQ-type magnetic core with excellent interference rejection of claim 1, wherein: a limiting groove is formed in one side, close to each other, of the first magnetic wall (1), and the outer rings of the shielding top ring (14) and the shielding bottom ring (12) are fixedly connected to the inner wall of the limiting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220440572.1U CN216818035U (en) | 2022-03-03 | 2022-03-03 | PQ type magnetic core with excellent anti-interference performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220440572.1U CN216818035U (en) | 2022-03-03 | 2022-03-03 | PQ type magnetic core with excellent anti-interference performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216818035U true CN216818035U (en) | 2022-06-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220440572.1U Active CN216818035U (en) | 2022-03-03 | 2022-03-03 | PQ type magnetic core with excellent anti-interference performance |
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| Country | Link |
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| CN (1) | CN216818035U (en) |
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- 2022-03-03 CN CN202220440572.1U patent/CN216818035U/en active Active
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