Filter inductance chip inductor

Abstract

The utility model discloses a filter inductance chip inductor, which relates to the chip inductor field, and comprises a housing, a sealing plate and a magnetic core, the housing is internally provided with a sliding plate in a sliding manner, the top of the sliding plate is provided with a positioning groove, the bottom of the sealing plate is provided with a guide column matched with the sliding plate, and the magnetic core is arranged in the positioning groove. The top of the sealing plate is in threaded connection with an adjusting bolt, a plurality of sets of clamping blocks matched with the adjusting bolt are arranged on the outer wall of the sealing plate, and clamping grooves allowing the clamping blocks to be inserted therein are formed in the top of the inner side of the shell. A magnetic core is placed on the positioning groove, so that the magnetic core can be quickly positioned, then the sealing plate slides downwards, the sliding plate stably slides downwards, in the process, the sliding plate is prevented from inclining in the moving process, meanwhile, the clamping blocks can be driven to slide towards the two sides in the sliding process of the adjusting bolt, and the magnetic core can be conveniently and quickly positioned. And the clamping block slides into the clamping groove in the shell, and the limiting work of the sealing plate is completed in the process.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of patch inductor, concretely to a filter inductance patch inductor. BACKGROUND

[0002] Filter inductance is mainly used in power supply circuit, especially carries out signal filtering between direct current power supply and alternating current power supply. They help to inhibit the noise, harmonic or high frequency interference in the power supply by impedance matching to different frequency signals, ensure the smooth output of current, when filter inductor adopts patch package, usually called filter patch inductor, they combine the function of filter inductor and the advantage of patch inductor, mainly applied to the circuit needing high frequency filtering, especially in modern electronic products, can effectively inhibit noise and interference without occupying too much space.

[0003] The magnetic core in the prior art filter inductance patch inductor is inconvenient to position, and when it is installed in the inside of the shell and then packaged, slight vibration often easily causes the position deviation of the magnetic core, thereby affecting the use of the subsequent inductor, and the packaging process of the top of the shell is too wasteful in manpower and material resources, reducing the overall installation efficiency.

[0004] In summary, the above structure is often easily caused by slight vibration Position deviation of the magnetic core, and the packaging process of the top of the shell is too wasteful in manpower and material resources, reducing the overall packaging efficiency. UTILITY MODEL CONTENTS

[0005] Therefore, the utility model aims at providing a filter inductance patch inductor to solve the technical problem that slight vibration often easily causes the position deviation of the magnetic core, and the packaging process of the top of the shell is too wasteful in manpower and material resources, reducing the overall installation efficiency.

[0006] To achieve the above object, the utility model provides the following technical scheme: a filter inductance patch inductor, including shell, sealing plate and magnetic core, the inside of the shell is slidably provided with sliding plate, and the top of sliding plate is provided with positioning groove, the bottom of sealing plate is provided with guide column matched with sliding plate, the top of sealing plate is screw connected with adjusting bolt, and the outer wall of sealing plate is provided with a plurality of clamping blocks matched with adjusting bolt, the top of the inner side of shell is provided with clamping groove for clamping block insertion.

[0007] By adopting the technical scheme, the magnetic core is placed on the positioning groove, so that the magnetic core is quickly positioned, then the sealing plate is slid downward, the sliding plate is prevented from tilting during movement, and the clamping block is slid to the clamping groove in the shell during the downward sliding of the adjusting bolt, so that the limiting of the sealing plate is completed, the packaging burden of the staff is greatly reduced, and the packaging efficiency is improved.

[0008] The inner wall of the shell is provided with a sliding groove, and one end of the guide column penetrates through the sliding groove to the top of the sliding plate.

[0009] Preferably, the sliding plate is stably slid in the vertical direction in the shell under the action of the sliding groove, and since one end of the guide column penetrates into the sliding groove, the sliding plate can be limited in the horizontal direction when the guide column extrudes the sliding plate to move.

[0010] The outer wall of the clamping block is elastically provided with an elastic assembly, and the elastic assembly is located inside the sealing plate.

[0011] Preferably, when the staff rotates the adjusting bolt, the elastic assembly drives the clamping block to slide out of the clamping groove, so that the clamping block automatically releases the limiting of the sealing plate.

[0012] The bottom end of the adjusting bolt and one end of the clamping block are both arc-shaped.

[0013] Preferably, the arc-shaped structure facilitates the cooperation between the adjusting bolt and the clamping block during the downward sliding of the adjusting bolt, so that the clamping block is extruded, the adjusting bolt is prevented from being stuck during rotation, and the stability of the device is further improved.

[0014] The contact surface between the clamping groove and the clamping block is rough.

[0015] Preferably, the rough structure further increases the sliding friction between the clamping groove and the clamping block, prevents the clamping block from being deviated in the clamping groove under slight external vibration, and further improves the sealing performance of the device.

[0016] The top of the sliding plate is provided with a plurality of micro convex patterns, and the top of the positioning groove is open.

[0017] As preferably, when the magnetic core is placed in the positioning groove, the opening-shaped arrangement thereof plays a guiding role, and the micro protrusions increase the sliding friction between the sliding plate and the magnetic core, preventing the magnetic core from being deviated.

[0018] The utility model further provides for, the elastic component includes reset spring and connecting block, the side wall of card block is equipped with connecting block, and located the one end of connecting block is connected with reset spring.

[0019] As preferably, in the process that the adjusting bolt extrudes the card block, the card block will drive the connecting block on one side to move outwards the outer wall of the sealing plate, in this process, the reset spring will be in compression state, then the adjusting bolt removes the limiting of the card block, under the action of the reset spring, the card block is recovered to the inside of the sealing plate, thus the limiting work of the sealing plate is removed.

[0020] The utility model further provides for, the outer wall of magnetic core is wound with coil, under the conventional state, the top of magnetic core will not contact with the bottom of sealing plate when locating in the positioning groove.

[0021] As preferably, when the sealing plate drives the guide pillar to slide downwards and extrude, the bottom of the sealing plate will not extrude the magnetic core and the coil, preventing the damage of the magnetic core and the coil during the packaging process.

[0022] The utility model further provides for, the sealing plate and guide pillar are detachable.

[0023] As preferably, the detachable setting facilitates the subsequent staff to disassemble the sealing plate, improving the practicability of the whole device.

[0024] The utility model further provides for, the shell is integrally formed.

[0025] As preferably, the integrally formed setting greatly guarantees the sealing property of the whole, ensuring the packaging effect between the sealing plate and the shell.

[0026] In summary, the utility model mainly has the following beneficial effects:

[0027] 1, the utility model discloses the sliding plate is arranged in the shell, and the staff places the magnetic core on the positioning groove, and the magnetic core is positioned quickly, and then the sealing plate is slid downwards, the guide pillar of the bottom of the sealing plate extrudes the sliding plate, and the sliding plate is slid stably, the sliding plate is prevented from being inclined during movement, the stability of the magnetic core in the positioning groove is guaranteed, and the normal work of the inductor is guaranteed.

[0028] 2, the utility model discloses a adjusting bolt is connected in the top of the sealing plate, when sealing plate moves to the top of shell, by rotating adjusting bolt and making it move down, because the bottom end of adjusting bolt is arc-shaped and sets up, thus in the process of sliding down, will drive the clamping block to slide to both sides, make the clamping block slide to the clamping groove in the shell, complete the location work of sealing plate in this process, greatly reduce the encapsulation burden of staff, and improve the overall encapsulation efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0029] Figure 1 It is the perspective view of the utility model;

[0030] Figure 2 It is the front view of the utility model;

[0031] Figure 3 It is the internal view of the utility model;

[0032] Figure 4 It is the adjusting bolt structure schematic view of the utility model;

[0033] Figure 5 It is the sealing plate sectional view of the utility model;

[0034] Figure 6 It is the utility model Figure 1 The enlarged view of A.

[0035] BRIEF DESCRIPTION OF DRAWINGS

[0036] 1, shell;2, sealing plate;3, guide column;4, coil;5, clamping block;6, magnetic core;7, sliding slot;8, sliding plate;9, clamping groove;10, positioning groove;11, adjusting bolt;12, elastic component. DETAILED DESCRIPTION

[0037] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. The embodiments described below with reference to the drawings are exemplary and are used only for explaining the utility model, and cannot be understood as limiting the utility model.

[0038] The embodiments will be described below according to the overall structure of the utility model.

[0039] First embodiment:

[0040] Please refer to Figures 1-6The filter inductance patch inductor shown comprises a shell 1, a sealing plate 2, a magnetic core 6, a coil 4, a positioning mechanism and a packaging mechanism, a sliding plate 8 is arranged in the shell 1 by sliding in the inside, and a positioning groove 10 is formed in the top of the sliding plate 8, the staff places the magnetic core 6 and the coil 4 in the positioning groove 10, and the positioning groove 10 is used for quickly positioning the magnetic core 6 and the coil 4, then a guide column 3 matched with the sliding plate 8 is arranged at the bottom of the sealing plate 2, the guide column 3 extrudes the sliding plate 8 in the process of moving downward of the sealing plate 2, so that the sliding plate 8 moves downward, when the sealing plate 2 moves to the top of the shell 1, an adjusting bolt 11 is threadedly connected to the top of the sealing plate 2, a plurality of clamping blocks 5 matched with the adjusting bolt 11 are arranged on the outer wall of the sealing plate 2, the staff rotates the adjusting bolt 11, the bottom end of the adjusting bolt 11 and one end of the clamping block 5 are both arranged in an arc shape, the arc-shaped arrangement facilitates the mutual cooperation between the adjusting bolt 11 and one end of the clamping block 5 in the process of sliding downward of the adjusting bolt 11, so that the clamping block 5 is extruded, the adjusting bolt 11 is prevented from being stuck in the process of rotating, and the clamping block 5 is inserted into a clamping groove 9 formed in the top of the inside of the shell 1, so that the limiting of the sealing plate 2 is completed, the packaging burden of the staff is greatly reduced, and the packaging efficiency is improved.

[0041] In the above embodiment, please refer to Figure 5 , a plurality of elastic components 12 are elastically arranged on the outer wall of the clamping block 5, and the elastic components 12 are arranged in the inside of the sealing plate 2, in the process of rotating the adjusting bolt 11 by the staff, the elastic components 12 drive the clamping block 5 to slide out of the clamping groove 9, so that the clamping block 5 automatically releases the limiting of the sealing plate 2.

[0042] In the above embodiment, please refer to Figure 2 , the coil 4 is wound on the outer wall of the magnetic core 6, the top of the magnetic core 6 does not contact the bottom of the sealing plate 2 in the conventional state, the bottom of the sealing plate 2 does not extrude the magnetic core 6 and the coil 4 in the process of sliding downward of the guide column 3, and the damage of the magnetic core 6 and the coil 4 in the packaging process is prevented.

[0043] Second embodiment:

[0044] Please refer to Figure 1 The filter inductance patch inductor shown comprises a shell 1, a sealing plate 2, a magnetic core 6, a coil 4, a positioning mechanism and a packaging mechanism, a sliding plate 8 is arranged in the shell 1 by sliding in the inside, and a positioning groove 10 is formed in the top of the sliding plate 8, the staff places the magnetic core 6 and the coil 4 in the positioning groove 10, and the positioning groove 10 is used for quickly positioning the magnetic core 6 and the coil 4, then a guide column 3 matched with the sliding plate 8 is arranged at the bottom of the sealing plate 2, the guide column 3 extrudes the sliding plate 8 in the process of moving downward of the sealing plate 2, so that the sliding plate 8 moves downward, when the sealing plate 2 moves to the top of the shell 1, an adjusting bolt 11 is threadedly connected to the top of the sealing plate 2, a plurality of clamping blocks 5 matched with the adjusting bolt 11 are arranged on the outer wall of the sealing plate 2, the staff rotates the adjusting bolt 11, the bottom end of the adjusting bolt 11 and one end of the clamping block 5 are both arranged in an arc shape, the arc-shaped arrangement facilitates the mutual cooperation between the adjusting bolt 11 and one end of the clamping block 5 in the process of sliding downward of the adjusting bolt 11, so that the clamping block 5 is extruded, the adjusting bolt 11 is prevented from being stuck in the process of rotating, and the clamping block 5 is inserted into a clamping groove 9 formed in the top of the inside of the shell 1, so that the limiting of the sealing plate 2 is completed, the packaging burden of the staff is greatly reduced, and the packaging efficiency is improved.

[0045] The utility model discloses in the concrete work time: when using, through the magnetic core 6 with coil 4 is placed in the top of sliding plate 8, through the positioning slot 10 of sliding plate 8 top is positioned to it quickly, then slide sealing plate 2 downwards, through the extrusion of sealing plate 2 bottom guide column 3 to the sliding plate 8, make sliding plate 8 drive magnetic core 6 and coil 4 slide to the inside of shell 1, prevent the slippage plate 8 from inclining in the process of moving in this process, guarantee the stability of magnetic core 6 in the positioning slot 10, improve the high efficiency in the packaging process of magnetic core 6 and coil 4, and when sealing plate 2 moves to the top of shell 1, the staff rotates adjusting bolt 11, make adjusting bolt 11 extrude the clamping block 5 of outer wall, clamping block 5's one end inserts the card slot 9 in this moment, thus completed the spacing work of sealing plate 2.

[0046] Although the embodiments of the utility model have been shown and described, the specific embodiments are only the explanation of the utility model, and are not the limitation of the utility model, and the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in the suitable way, and the person skilled in the art can make the modification, replacement and change etc. without the creative contribution after reading the specification without departing from the principles and the tenet of the utility model, can make the embodiment according to the need, but as long as in the utility model's claim range is protected by the patent law.

Claims

1. A filter inductive patch inductor comprising a housing (1), an envelope plate (2) and a magnetic core (6), characterized in that: The inside of the shell (1) is slidably provided with a sliding plate (8), and a positioning groove (10) is formed at the top of the sliding plate (8); the bottom of the sealing plate (2) is provided with a guide column (3) matched with the sliding plate (8); the top of the sealing plate (2) is threadedly connected with an adjusting bolt (11); a plurality of clamping blocks (5) matched with the adjusting bolt (11) are arranged on the outer wall of the sealing plate (2); and a clamping groove (9) for inserting the clamping blocks (5) is formed at the top of the inner side of the shell (1).

2. A filtered inductive patch inductor according to claim 1, characterized in that: The inner wall of the shell (1) is provided with a sliding groove (7), and one end of the guide column (3) penetrates through the sliding groove (7) to the top of the sliding plate (8).

3. A filtered inductive patch inductor according to claim 1, wherein: The outer wall of the clamping block (5) is elastically provided with an elastic assembly (12), and the elastic assembly (12) is located inside the sealing plate (2).

4. A filtered inductive patch inductor according to claim 1, wherein: The bottom end of the adjusting bolt (11) and one end of the clamping block (5) are both arc-shaped.

5. The filtered inductive patch inductor of claim 1, wherein: The contact surface of the clamping groove (9) and the clamping block (5) is rough.

6. A filtered inductive patch inductor as recited in claim 1, wherein: The top of the sliding plate (8) is provided with a plurality of micro convex textures, and the top of the positioning groove (10) is open.

7. A filtered inductive patch inductor according to claim 3, wherein: The elastic assembly (12) comprises a return spring and a connecting block, the side wall of the clamping block (5) is provided with the connecting block, and one end of the connecting block is connected with the return spring.

8. A filtered inductive patch inductor as recited in claim 1, wherein: The outer wall of the magnetic core (6) is wound with a coil (4), and the top of the magnetic core (6) does not contact the bottom of the sealing plate (2) when the magnetic core (6) is located in the positioning groove (10) in a normal state.

9. The filtered inductive patch inductor of claim 1, wherein: The sealing plate (2) and the guide column (3) are detachably arranged.

10. The filtered inductive patch inductor of claim 1, wherein: The shell (1) is integrally formed.

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