CN210039863U

CN210039863U - High-efficient antistatic lamination formula magnetic bead

Info

Publication number: CN210039863U
Application number: CN201921233974.9U
Authority: CN
Inventors: 谢龙
Original assignee: Shenzhen Jixiang Tengda Electronic Co Ltd
Current assignee: Shenzhen Jixiang Tengda Electronic Co Ltd
Priority date: 2019-08-01
Filing date: 2019-08-01
Publication date: 2020-02-07
Anticipated expiration: 2029-08-01

Abstract

The utility model discloses a high-efficient antistatic lamination formula piece formula magnetic bead, including the first iron core body, draw-in groove and casing, the fixed block is all installed at the both ends of casing both sides, and the top of fixed block all is provided with the draw-in groove, the electrode is all installed to the both sides of casing, and the both ends of electrode one side inner wall all are provided with the cavity, and the one end of cavity one end electrode all installs the lead screw, the outside of lead screw is provided with the external screw thread, evenly install the first iron core body between the casing both sides inner wall, and the inside of first iron core body one end all installs also shield coil. The utility model discloses an all install the lead screw in the one end of cavity one end electrode, and the outside of lead screw is provided with the external screw thread, has realized making the lead screw reciprocate through rotatory lead screw, makes the buckle fixed or break away from the draw-in groove to make the function of being convenient for install and dismantling between device and the electrode, easily use widely.

Description

High-efficient antistatic lamination formula magnetic bead

Technical Field

The utility model relates to a stromatolite formula magnetic bead equipment technical field specifically is a stromatolite formula magnetic bead is prevented static to high efficiency.

Background

The high-efficiency anti-static laminated magnetic bead is widely used in a printed circuit board, is connected to a power supply inlet end in series and has a filtering effect on an input power supply, and because electrical equipment in a workplace is dense, an electromagnetic field generated by external electrical equipment easily interferes with a coil inside the magnetic bead, so that unnecessary clutter generated by the magnetic bead is brought into the printed circuit board; when the high-efficiency anti-static laminated magnetic bead works in high-frequency current, a large amount of heat can be generated by an internal magnetic core, the internal coil can be blown due to overheating under the condition of long-term work of the high-frequency current, so that the open circuit failure of the coil is caused, and in addition, the short circuit failure of the middle coil and the end electrode can be caused due to the unreasonable graph structure of the internal coil in the manufacturing process of the magnetic bead;

and the existing high-efficiency antistatic laminated magnetic bead does not have the functions of good heat dissipation effect, convenient disassembly and assembly and interference magnetic field shielding.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-efficient antistatic lamination formula magnetic bead to the current high-efficient antistatic lamination formula magnetic bead that proposes in solving above-mentioned background art does not have the functional problem that the radiating effect is good, convenient to detach installation and shielding disturb magnetic field.

In order to achieve the above object, the utility model provides a following technical scheme: an efficient antistatic laminated magnetic bead comprises a first core body, a clamping groove and a shell, wherein the top end of the shell is uniformly provided with a heat dissipation plate, two ends of two sides of the shell are respectively provided with a fixed block, the top end of the fixed block is provided with a clamping groove, both sides of the shell are provided with electrodes, both ends of the inner wall of one side of each electrode are provided with cavities, and one end of the cavity at one end of the electrode is provided with a screw rod, the outer side of the screw rod is provided with an external thread, the bottom end of the screw rod extends to the inside of the cavity, a first iron core body is uniformly arranged between the inner walls of the two sides of the shell, and the inside of first iron core body one end all installs shielding coil in addition, evenly install the second iron core body between the both sides inner wall of casing between the first iron core body one end, and all install the coil dielectric layer between the one side inner wall of casing between the second iron core body one end.

Preferably, the outer side of the shell is coated with an acrylic acid antistatic coating, and the outer side of the acrylic acid antistatic coating is provided with a mite removing non-woven fabric layer.

Preferably, all be provided with the round hole on the one end inner wall of lead screw outside draw-in groove, and the inboard of round hole all is provided with the internal thread.

Preferably, the inside of lead screw one end cavity all installs the buckle, and the one end of buckle all is fixed in the inboard of draw-in groove to buckle and draw-in groove mutually cooperate, constitute fixed knot and construct.

Preferably, one side of the coil dielectric layer is fixedly connected to the inner wall of one side of the electrode through a leading-out end, and the inner side of the electrode outside the leading-out end is provided with a mounting groove.

Preferably, through holes are uniformly formed between the two ends of the shell, and heat absorbing blocks are uniformly arranged inside the shell outside the through holes.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) by installing the leading-out end, the electrode, the shell, the fixed block, the cavity, the screw rod, the buckle and the clamping groove, the leading-out end is fixed into the electrodes at two ends, the fixed blocks at two ends of the shell penetrate into the cavity, and by rotating the screw rod, external threads on the screw rod and internal threads in the round hole of the electrode work with each other, so that the screw rod moves up and down, the buckle is fixed or separated from the clamping groove, and the device and the electrode are convenient to install and disassemble;

(2) meanwhile, the device generates heat when working through the installation of the heat absorption block, the shell, the through hole and the heat dissipation plate, and the service performance of the device is affected by overhigh temperature, so that the heat in the shell is absorbed through the heat absorption block, then the heat absorption block is rapidly cooled through natural air circulating in the through hole, and the device is rapidly cooled by matching with the work of the heat dissipation plate, thereby prolonging the service life of the device and ensuring the service performance of the device;

(3) meanwhile, the device is provided with the shielding coil, the shell and the acrylic acid anti-static coating, when the device works, the shielding coil is arranged, the filtering and shielding effects on environmental electromagnetic interference are achieved, the anti-interference performance of the magnetic beads is improved, the acrylic acid anti-static coating arranged on the outer side of the shell has the anti-static effect, and therefore the using performance of the device is guaranteed.

Drawings

FIG. 1 is a schematic cross-sectional view of the device of the present invention;

FIG. 2 is a schematic view of the through hole structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure at the position A of the present invention;

in the figure: 1. mounting grooves; 2. acrylic antistatic coatings; 3. a mite-removing non-woven fabric layer; 4. a housing; 5. a heat dissipation plate; 6. leading out the terminal; 7. an electrode; 8. a first core body; 9. a coil dielectric layer; 10. a shield coil; 11. a second core body; 12. a through hole; 13. a heat absorbing block; 14. a screw rod; 15. a cavity; 16. buckling; 17. a card slot; 18. and (5) fixing blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides an embodiment: a high-efficient antistatic laminated magnetic bead comprises a first iron core body 8, a clamping groove 17 and a shell 4, wherein the outer side of the shell 4 is coated with an acrylic antistatic coating 2, the outer side of the acrylic antistatic coating 2 is provided with a mite removing non-woven fabric layer 3, the mite removing non-woven fabric layer 3 has the function of preventing mites from entering the shell 4 to damage the magnetic bead, the top end of the shell 4 is uniformly provided with a heat dissipation plate 5, both ends of both sides of the shell 4 are provided with fixing blocks 18, the top end of each fixing block 18 is provided with the clamping groove 17, both sides of the shell 4 are provided with electrodes 7, both ends of the inner wall of one side of each electrode 7 are provided with cavities 15, one end of each electrode 7 at one end of each cavity 15 is provided with a lead screw 14, the outer side of each lead screw 14 is provided with external threads, the bottom end of each lead screw 14 extends into the cavity 15, the inner wall at, a buckle 16 is arranged in a cavity 15 at one end of a screw rod 14, one end of the buckle 16 is fixed at the inner side of a clamping groove 17, the buckle 16 and the clamping groove 17 cooperate to form a fixed structure, a first iron core body 8 is uniformly arranged between the inner walls at two sides of a shell 4, a shielding coil 10 is also arranged in one end of the first iron core body 8, the shielding coil 10 has the functions of filtering and shielding the environmental electromagnetic interference and improving the self anti-interference performance of the magnetic bead, a second iron core body 11 is uniformly arranged between the inner walls at two sides of the shell 4 between one end of the first iron core body 8, a coil medium layer 9 is arranged between the inner walls at one side of the shell 4 between one end of the second iron core body 11, one side of the coil medium layer 9 is fixedly connected to the inner wall at one side of an electrode 7 through a leading-out end 6, mounting grooves 1 are arranged at the inner side of the electrode 7 outside the leading-, and the heat absorption blocks 13 are uniformly arranged inside the shell 4 outside the through holes 12.

The working principle is as follows: when the device is used, the leading-out end 6 is fixed into the electrodes 7 at two ends, meanwhile, the fixing blocks 18 at two ends of the shell 4 penetrate into the cavity 15, then the lead screw 14 is rotated, external threads on the lead screw 14 and internal threads in a round hole of the electrode 7 work mutually, so that the lead screw 14 moves up and down, the buckle 16 is fixed or separated from the clamping groove 17, the device and the electrode 7 are convenient to mount and dismount, the shielding coil 10 is arranged, the filtering and shielding effects on environmental electromagnetic interference are achieved, the anti-interference performance of a magnetic bead is improved, the acrylic acid anti-static coating 2 arranged on the outer side of the shell 4 has the anti-static effect, the mite removing non-woven fabric layer 3 is arranged, the effect of preventing mites from entering the shell 4 to damage the magnetic bead is achieved, when the device works, heat can be generated, the service performance of the device can be influenced by overhigh temperature, and the heat inside the, then the natural air circulating in the through hole 12 quickly cools the heat absorption block 13, and the device quickly dissipates heat by matching with the work of the heat dissipation plate 5, thereby prolonging the service life of the device and ensuring the service performance of the device.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a high-efficient antistatic lamination formula magnetic bead, includes first iron core body (8), draw-in groove (17) and casing (4), its characterized in that: the heat dissipation plate (5) is uniformly installed at the top end of the shell (4), the fixed blocks (18) are installed at the two ends of the two sides of the shell (4), the top ends of the fixed blocks (18) are provided with clamping grooves (17), the electrodes (7) are installed at the two sides of the shell (4), cavities (15) are formed in the two ends of the inner wall of one side of each electrode (7), a lead screw (14) is installed at one end of each electrode (7) of each cavity (15), external threads are arranged on the outer side of each lead screw (14), the bottom end of each lead screw (14) extends into the corresponding cavity (15), first iron core bodies (8) are uniformly installed between the inner walls of the two sides of the shell (4), shielding coils (10) are installed inside one ends of the first iron core bodies (8), and second iron core bodies (11) are uniformly installed between the inner walls of the two sides of the shell (4) between one ends of the first iron core, and a coil medium layer (9) is arranged between the inner walls of one sides of the shells (4) between one ends of the second iron core bodies (11).

2. The efficient antistatic laminated magnetic bead as claimed in claim 1, wherein: the acrylic acid antistatic coating (2) is coated on the outer side of the shell (4), and the mite removing non-woven fabric layer (3) is arranged on the outer side of the acrylic acid antistatic coating (2).

3. The efficient antistatic laminated magnetic bead as claimed in claim 1, wherein: and round holes are formed in the inner wall of one end of the clamping groove (17) in the outer side of the screw rod (14), and internal threads are formed in the inner sides of the round holes.

4. The efficient antistatic laminated magnetic bead as claimed in claim 1, wherein: the inside of lead screw (14) one end cavity (15) all installs buckle (16), and the one end of buckle (16) all is fixed in the inboard of draw-in groove (17), and buckle (16) and draw-in groove (17) cooperate each other, constitute fixed knot and construct.

5. The efficient antistatic laminated magnetic bead as claimed in claim 1, wherein: one side of the coil medium layer (9) is fixedly connected to the inner wall of one side of the electrode (7) through a leading-out end (6), and the inner side of the electrode (7) on the outer side of the leading-out end (6) is provided with a mounting groove (1).

6. The efficient antistatic laminated magnetic bead as claimed in claim 1, wherein: through holes (12) are uniformly formed between the two ends of the shell (4), and heat absorbing blocks (13) are uniformly arranged inside the shell (4) outside the through holes (12).