CN218351261U

CN218351261U - Shock-absorbing anti-interference inductor

Info

Publication number: CN218351261U
Application number: CN202222718212.6U
Authority: CN
Inventors: 王崇德; 王攀
Original assignee: Chenzhou Gaohong Electronic Technology Co ltd
Current assignee: Chenzhou Gaohong Electronic Technology Co ltd
Priority date: 2022-10-14
Filing date: 2022-10-14
Publication date: 2023-01-20
Anticipated expiration: 2032-10-14

Abstract

The utility model discloses an anti-interference inductor of shock attenuation, include the mount pad subassembly and install the inductor body in the mount pad subassembly, the inductor body includes the main casing body and shielding casing, the main casing body and shielding casing are cylindrical structure, the socket is seted up to main casing body top surface. The utility model discloses the assembly is simple, the interference killing feature of inductor body has been guaranteed through shielding shell, furthermore the utility model discloses a big spout and little spout and big fixture block and little fixture block carry on spacingly to inductor body week side, avoid it to take place the phenomenon of rocking relatively with the mounting bracket subassembly, it is spacing to fix magnetic core and coil to cooperate inboard ring seat subassembly again, in addition when filling heat conduction silicone grease, inside heat conduction silicone grease can flow in the ring shell from inboard opening, it is spacing to produce again between coil and the magnetic core like this, the phenomenon that leads to producing the displacement between magnetic core and the coil when avoiding appearing rocking, heat dispersion can also be guaranteed, anti-seismic performance is better.

Description

Shock-absorbing anti-interference inductor

Technical Field

The utility model relates to an inductor technical field specifically is an anti-interference inductor of shock attenuation.

Background

An inductor is a component that can convert electrical energy into magnetic energy for storage. The inductor is similar in structure to a transformer, but has only one winding. The inductor has a certain inductance, which only hinders the change of current, and the existing inductor is directly mounted on a circuit board or mounted through a bracket, and when the outside receives an impact, the circuit board can make the inductor receive the impact, thereby causing the inductor to be damaged.

To this, chinese utility model patent that the bulletin number is CN216871712U discloses an anti-interference inductor that has bradyseism structure, this inductor includes the inductor, two sets of electric wires, the inductor mount, the erection column, the separation blade, three screw rods of group, three fixed blocks of group, the multiunit spring, two sets of external fixation frame and the flexible pipe of multiunit, two sets of electric wires are installed on the inductor top, the inductor mount outside is provided with the multiunit telescopic link, the flexible pipe of multiunit is installed respectively at two sets of external fixation frame inboardly, the multiunit spring is located the multiunit telescopic link outside respectively, the multiunit spring the inner is connected with the inductor mount outside, multiunit spring outer end and multiunit telescopic tube connection, two sets of external fixation frame are all installed on the circuit board.

This inductor passes through the multiunit telescopic link, the flexible pipe of multiunit and multiunit spring can be protected the inductor in the inductor mount, and then improve anti-seismic performance, but its buffer power shock attenuation of mainly utilizing the spring, can only reduce the impact force received, but can produce bigger range of rocking, in addition do not fix by a large margin between present inductor coil and the magnetic column, bigger range of rocking causes the displacement between magnetic column and the coil very easily, and then influences the inductor performance, consequently, the anti-seismic performance of this inductor is not ideal.

To this end we propose a shock absorbing anti-jamming inductor to solve the above mentioned problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anti-interference inductor of shock attenuation to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a shock-absorbing anti-interference inductor comprises a mounting frame assembly and an inductor body mounted in the mounting frame assembly, wherein the inductor body comprises a main shell and a shielding shell, the main shell and the shielding shell are of cylindrical structures, a socket is formed in the top surface of the main shell, the lower part of the shielding shell penetrates through the socket and is located in the main shell, two ring seat assemblies are fixedly connected to the center of the bottom surface of the inner side of the main shell and the center of the bottom surface of the shielding shell respectively, the ring seat assemblies are sleeved with a magnetic core, a coil is sleeved on the outer side of the magnetic core, and the two ring seat assemblies are in contact with each other;

the ring seat assembly comprises a ring shell, wherein a filling groove is vertically formed in the inner side of the ring shell and is of an annular structure, heat-conducting silicone grease is filled in the filling groove, a plurality of openings are horizontally formed in the ring shell, and the openings are communicated with the filling groove.

Preferably, the mounting bracket assembly comprises a U-shaped frame, a large sliding opening is formed in the bottom surface of the inner side of the U-shaped frame, a small sliding opening is formed in the top surface of the inner side of the U-shaped frame, the large sliding opening and the small sliding opening are both of an opening structure and arc structures close to one end of an opening of the U-shaped frame, the width of the large sliding opening is consistent with the outer diameter of the main shell, and the diameter of the small sliding opening is consistent with the outer diameter of the shielding shell.

Preferably, the opening end of the large sliding port is inserted with a large clamping block, the large clamping block is in contact with the main shell, the opening end of the small sliding port is inserted with a small clamping block, and the small clamping block is in contact with the outer side of the shielding shell.

Preferably, the end parts of the small clamping block and the large clamping block are fixedly connected with two fixing strips respectively, first threaded through holes are formed in two ends of each fixing strip, the end part of the U-shaped frame is located at the same horizontal position of the first threaded through hole and provided with a first threaded hole, and the first threaded hole and the first threaded through hole are in threaded connection with a first fixing bolt.

Preferably, two direction cutting of perpendicular rigid coupling in shielding shell outside below, two direction notches are seted up to the socket both sides, in the direction cutting grafting guide slot, two otic placodes of direction cutting top surface rigid coupling respectively, set up second screw thread through-hole on the otic placode perpendicularly, the same vertical position of main casing body top surface correspondence second screw thread through-hole sets up the second screw hole, second screw thread through-hole and second screw hole threaded connection second fixing bolt.

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

the utility model discloses the assembly is simple, inductor body's anti-interference ability has been guaranteed through shielding housing, furthermore the utility model discloses a big sliding port and little sliding port and big fixture block and little fixture block are carried on spacingly to inductor body week side, avoid it to take place the phenomenon of rocking relatively with the mounting bracket subassembly, it is spacing to fix magnetic core and coil to deuterogamy inboard ring seat subassembly, in addition when filling heat conduction silicone grease, inside heat conduction silicone grease can flow in the annular shell from inboard opening, it is spacing to produce between coil and the magnetic core again heat conduction silicone grease like this, lead to the phenomenon that produces the displacement between magnetic core and the coil when avoiding appearing rocking, can also guarantee heat dispersion, anti-seismic performance is better.

Drawings

FIG. 1 is a schematic view of the main structure of the first and second embodiments of the present invention;

FIG. 2 is a schematic view of a partially cut-away explosion structure in the first and second embodiments of the present invention;

fig. 3 is an exploded view of the inductor body according to the first and second embodiments of the present invention;

fig. 3 is a schematic view of a sectional explosion structure of an inductor body in the first and second embodiments of the present invention;

FIG. 4 is a schematic structural view of the ring seat assembly according to the first and second embodiments of the present invention;

fig. 5 is a schematic structural view of a middle ring seat assembly according to embodiment 3 of the present invention.

In the figure: 1. a mounting bracket assembly; 2. an inductor body; 11. a U-shaped frame; 12. a large sliding opening; 13. a small sliding opening; 14. a large clamping block; 15. a small clamping block; 16. a fixing strip; 17. a first threaded through hole; 18. a first threaded hole; 19. a first fixing bolt; 21. a main housing; 22. a shield case; 23. a ring seat assembly; 24. a magnetic core; 25. a coil; 26. guiding the inserting strips; 27. a guide slot opening; 28. an ear plate; 29. a second threaded through hole; 210. a second threaded hole; 211. a socket; 212. a second fixing bolt; 231. an annular shell; 232. a port; 233. filling the groove; 234. and (3) heat-conducting silicone grease.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Example 1:

referring to fig. 1-5, in order to illustrate the first embodiment of the present invention, the present invention provides a technical solution: a shock-absorbing anti-interference inductor comprises a mounting frame assembly 1 and an inductor body 2 mounted in the mounting frame assembly 1, wherein the inductor body 2 comprises a main shell 21 and a shielding shell 22, the main shell 21 and the shielding shell 22 are both cylindrical structures, a socket 211 is formed in the top surface of the main shell 21, the lower part of the shielding shell 22 penetrates through the socket 211 and is located in the main shell 21, two ring seat assemblies 23 are fixedly connected to the central position of the bottom surface of the inner side of the main shell 21 and the central position of the bottom surface of the shielding shell 22 respectively, the ring seat assemblies 23 are sleeved with a magnetic core 24, a coil 25 is sleeved on the outer side of the magnetic core 24, the two ring seat assemblies 23 are in mutual contact, and the shielding shell 22 is made of one or more of shielding ceramics, wave-absorbing materials and conducting wire sponge materials;

ring seat subassembly 23 includes annular shell 231, annular shell 231 inboard is seted up perpendicularly and is filled groove 233, it is the loop configuration to fill groove 233, fill heat conduction silicone grease 234 in filling groove 233, a plurality of openings 232 are seted up to annular shell 231 upper level, a plurality of openings 232 all communicate and fill groove 233, fix spacingly to magnetic core 24 and coil 25 through ring seat subassembly 23, in addition, when filling heat conduction silicone grease 234, heat conduction silicone grease 234 can flow into annular shell 231 inside from inboard opening 232, it is spacing to produce again between coil 25 and the magnetic core 24 like this heat conduction silicone grease 234, avoid appearing leading to producing the phenomenon of displacement between magnetic core 24 and the coil 25 when rocking, can also guarantee heat dispersion.

Example 2:

referring to fig. 1-5, a second embodiment of the present invention is shown, in which the mounting frame assembly 1 includes a U-shaped frame 11, a large sliding opening 12 is formed on the bottom surface of the inner side of the U-shaped frame 11, a small sliding opening 13 is formed on the top surface of the inner side of the U-shaped frame 11, the large sliding opening 12 and the small sliding opening 13 are both open at the ends close to the openings of the U-shaped frame 11, and are both arc-shaped at the other ends, the width of the large sliding opening 12 is consistent with the outer diameter of the main housing 21, and the diameter of the small sliding opening 13 is consistent with the outer diameter of the shielding housing 22.

The opening end of the large sliding opening 12 is inserted with the large clamping block 14, the large clamping block 14 contacts the main shell 21, the opening end of the small sliding opening 13 is inserted with the small clamping block 15, and the small clamping block 15 contacts the outer side of the shielding shell 22.

The end parts of the small fixture block 15 and the large fixture block 14 are fixedly connected with two fixing strips 16 respectively, first threaded through holes 17 are formed in two ends of each fixing strip 16, the end part of the U-shaped frame 11 is located at the same horizontal position of the first threaded through hole 17 and is provided with a first threaded hole 18, the first threaded hole 18 and the first threaded through hole 17 are in threaded connection with a first fixing bolt 19, the periphery of the inductor body 2 is limited through the large sliding port 12, the small sliding port 13, the large fixture block 14 and the small fixture block 15, the installation is more stable, and the shaking situation between the inductor body 2 and the installation frame assembly 1 cannot occur.

Two direction cutting 26 of perpendicular rigid coupling in shielding shell 22 outside below, two direction notches 27 are seted up to socket 211 both sides, in the direction cutting 26 grafting direction notch 27, two direction cutting 26 top surfaces rigid coupling respectively two otic placodes 28, second screw through-hole 29 is seted up perpendicularly on the otic placode 28, main casing body 21 top surface corresponds the same vertical position of second screw through-hole 29 and sets up second screw hole 210, second screw through-hole 29 and second screw hole 210 threaded connection second fixing bolt 212, it is fixed through second fixing bolt 212, the dismouting is more convenient.

Example 3:

please refer to fig. 1-5, which is a third embodiment of the present invention, the present invention is based on the above two embodiments, the present invention is simple in assembly, and the anti-interference performance of the inductor body 2 is ensured by the shielding housing 22, in addition, the present invention provides a large sliding port 12, a small sliding port 13, a large fixture block 14, and a small fixture block 15 to limit the periphery of the inductor body 2, so as to avoid the relative shaking with the mounting frame assembly 1, and further, the inner ring seat assembly 23 is matched to fix and limit the magnetic core 24 and the coil 25, and when the heat conductive silicone grease 234 is filled, the heat conductive silicone grease 234 flows into the ring shell 231 from the inner port 232, so that the heat conductive silicone grease 234 can limit the position between the coil 25 and the magnetic core 24, thereby avoiding the displacement between the magnetic core 24 and the coil 25 caused by shaking, and further ensuring the heat dissipation performance and better anti-seismic performance.

Claims

1. A shock-absorbing anti-interference inductor comprises a mounting rack assembly (1) and an inductor body (2) installed in the mounting rack assembly (1), and is characterized in that:

the inductor body (2) comprises a main shell (21) and a shielding shell (22), wherein the main shell (21) and the shielding shell (22) are of cylindrical structures, a socket (211) is formed in the top surface of the main shell (21), the lower portion of the shielding shell (22) penetrates through the socket (211) and is located in the main shell (21), two ring seat assemblies (23) are fixedly connected to the central position of the inner bottom surface of the main shell (21) and the central position of the bottom surface of the shielding shell (22) respectively, the ring seat assemblies (23) are sleeved with a magnetic core (24), a coil (25) is sleeved on the outer side of the magnetic core (24), and the two ring seat assemblies (23) are in contact with each other;

the ring seat assembly (23) comprises a ring-shaped shell (231), a filling groove (233) is vertically formed in the inner side of the ring-shaped shell (231), the filling groove (233) is of an annular structure, heat-conducting silicone grease (234) is filled in the filling groove (233), a plurality of through holes (232) are horizontally formed in the ring-shaped shell (231), and the through holes (232) are communicated with the filling groove (233).

2. The vibration-damped interference rejection inductor according to claim 1, wherein: mounting bracket subassembly (1) includes U type frame (11), big sliding opening (12) are seted up to U type frame (11) inboard bottom surface, little sliding opening (13) are seted up to U type frame (11) inboard top surface, big sliding opening (12) and little sliding opening (13) are close to U type frame (11) opening one end and are open structure, the other end is the arc structure, big sliding opening (12) width is unanimous with main casing body (21) external diameter, little sliding opening (13) diameter is unanimous with shielding casing (22) external diameter.

3. A vibration-damped interference rejection inductor according to claim 2, wherein: the opening end of the large sliding opening (12) is inserted with a large clamping block (14), the large clamping block (14) contacts the main shell (21), the opening end of the small sliding opening (13) is inserted with a small clamping block (15), and the small clamping block (15) contacts the outer side of the shielding shell (22).

4. A vibration-damped interference rejection inductor according to claim 3 and further comprising: the end parts of the small clamping block (15) and the large clamping block (14) are fixedly connected with two fixing strips (16) respectively, first threaded through holes (17) are formed in the two ends of each fixing strip (16), the end part of the U-shaped frame (11) is located at the same horizontal position of the first threaded through holes (17) and is provided with first threaded holes (18), and the first threaded holes (18) and the first threaded through holes (17) are in threaded connection with first fixing bolts (19).

5. The vibration-damped interference rejection inductor according to claim 1, wherein: two direction cutting (26) of perpendicular rigid coupling in shielding shell (22) outside below, two direction notch (27) are seted up to socket (211) both sides, in direction cutting (26) grafting direction notch (27), two otic placodes (28) of direction cutting (26) top surface rigid coupling respectively, second screw thread through-hole (29) are seted up perpendicularly on otic placode (28), second screw thread through-hole (210) are seted up to the same vertical position of main casing body (21) top surface corresponding second screw thread through-hole (29), second screw thread through-hole (29) and second screw thread hole (210) threaded connection second fixing bolt (212).