Combined two-in-one inductance filter

Abstract

The utility model discloses a combined two-in-one inductance filter, which comprises a shell and a screwed joint, the shell is fixedly connected with the screwed joint, and a fixed seat fixedly connected with the outer surface wall of the shell is arranged below the screwed joint. According to the device, the moving block drives the rubber pad to be tightly attached to the outer surface wall of the threaded sleeve opening, loosening of the threaded sleeve opening can be limited through friction force between the rubber pad and the threaded sleeve opening, in a similar way, when the threaded sleeve opening needs to be separated subsequently, the connecting rod is pulled through the convex rod, and the connecting rod drives the moving block and the rubber pad to move downwards; the protruding rod slides to the bottom of the vertical end of the sliding groove all the time, then the protruding rod is axially shifted, the rotating sleeve is rotationally matched with the connecting rod, meanwhile, the protruding rod is combined to the horizontal end of the sliding groove, and the spring is kept in a compressed state at the moment, so that the two-in-one inductance filter and the external wiring harness are connected conveniently and rapidly without affecting connection convenience of the two-in-one inductance filter and the external wiring harness. And the stability of the connection between the two-in-one inductance filter and the external wire harness is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to power filter technical field especially relates to a combined two-in-one inductance filter. BACKGROUND

[0002] The power filter is the electrical equipment that the specific frequency or the frequency outside the frequency point is effectively filtered in the power line. The function of the power filter is that the power filter is connected in the power line, and a specific frequency power signal or a power signal after a specific frequency is eliminated is obtained. It has the functions of band pass and band stop, so it is also called two-in-one inductance filter.

[0003] The utility model discloses a power filter, including power filter, the fixed mounting of installation column has on power filter, the fixed mounting of screw terminal has in the inside of power filter, and screw terminal runs through installation column and extends to the outside of installation column, and the surface of screw terminal is slidably connected with the protection block, and the inside of protection block is equipped with the screw cap hole, and the fixed mounting of screw cap has in the inside of screw cap hole, and the surface of screw cap is threadedly connected with screw terminal.

[0004] The connection of the existing two-in-one inductance filter and the external wiring harness relies on the cooperation of the threaded joint and the threaded sleeve on the external wiring harness. In the specific implementation process, the threaded connection mode is greatly affected by vibration. The threaded joint and the threaded sleeve are prone to loosening, which leads to poor connection stability of the two-in-one inductance filter and the external wiring harness. Therefore, a corresponding two-in-one inductance filter is urgently needed to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model discloses a two-in-one inductance filter.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0007] A two-in-one inductance filter, comprising a shell and a threaded joint, the shell and the threaded joint are fixedly connected, a fixed seat is fixedly connected with the outer wall of the shell below the threaded joint, a bottom cylinder is fixedly connected with the bottom of the fixed seat, a connecting rod is slidably connected between the fixed seat and the bottom cylinder, a spring is fixedly connected between the bottom of the connecting rod and the inner wall of the bottom of the bottom cylinder, a limiting assembly for limiting the spring is arranged on the outer wall of the bottom cylinder, and a moving block is fixedly connected with the top of the connecting rod and slidably connected with the inner wall of the fixed seat.

[0008] Preferably, the horizontal end of the shell is fixedly connected with a side strip, the side strip is provided with a longitudinal extending transverse groove, and a locking rod is arranged in the transverse groove.

[0009] Preferably, the shell longitudinal end outer wall is fixedly provided with a combination frame, the combination frame is in U-shaped structure, and the horizontal end of the combination frame is fixedly connected with the fixed seat.

[0010] Preferably, the combination frame longitudinal end is fixedly connected with a side piece, and the side piece is fixedly connected with the shell through a mounting rod.

[0011] Preferably, the moving block top is fixedly connected with a rubber pad, and the rubber pad top is in arc-shaped structure.

[0012] Preferably, the limiting assembly comprises a rotating sleeve rotatingly connected with the connecting rod outer wall, the rotating sleeve outer wall is fixedly connected with a convex rod, the convex rod is slidingly connected with the bottom cylinder inner wall through a sliding groove, and the sliding groove is in L-shaped structure.

[0013] As the above technical scheme is adopted, the utility model has the advantages that:

[0014] 1. In the application, after the external threaded sleeve opening is connected with the threaded joint, the convex rod at the corresponding position is actuated to make it separate from the horizontal end of the sliding groove, then under the action of the spring, the connecting rod pushes the moving block to move upward, the moving block drives the rubber pad to tightly adhere to the outer wall of the threaded sleeve opening, the loosening of the threaded sleeve opening can be limited through the friction force between the rubber pad and the threaded sleeve opening, and in the same way, when the threaded sleeve opening needs to be separated subsequently, the connecting rod is pulled through the convex rod, the connecting rod drives the moving block and the rubber pad to move downward, the convex rod slides to the bottom of the vertical end of the sliding groove, then the convex rod is actuated in the axial direction, the rotating sleeve is rotationally matched with the connecting rod, and the convex rod is combined with the horizontal end of the sliding groove, at this moment, the spring keeps the compressed state, so that the connection of the two-in-one inductive filter and the external wire harness is not affected, and the stability of the connection of the two-in-one inductive filter and the external wire harness is improved.

[0015] 2. In the application, the locking rod is inserted through the transverse groove and combined with the external stud, so that the fixing of the side strip is realized, the installation of the two-in-one inductive filter is realized, and the transversely extending transverse groove can improve the adaptability of the side strip, that is, under the premise that the external screw hole position is fixed, the position of the shell can be adjusted in the longitudinal direction, so that the application range of the two-in-one inductive filter is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 An overall structure schematic view is shown according to the embodiment of the utility model;

[0017] Figure 2 A fixed seat structure schematic view is shown according to the embodiment of the utility model;

[0018] Figure 3 A spring structure schematic view is shown according to the embodiment of the utility model;

[0019] Figure 4 A side strip structure schematic diagram is shown.

[0020] Legend:

[0021] 1, shell; 2, threaded joint; 3, side strip; 4, locking rod; 5, transverse groove; 6, combined rack; 7, fixed seat; 8, side piece; 9, mounting rod; 10, rubber pad; 11, moving block; 12, bottom cylinder; 13, connecting rod; 14, sliding groove; 15, convex rod; 16, rotating sleeve; 17, spring. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0023] Please refer to Figures 1-4 The present application provides a technical solution:

[0024] A combined two-in-one inductance filter, comprising a shell 1 and a threaded joint 2, the shell 1 and the threaded joint 2 are fixedly connected, a fixed seat 7 fixedly connected with the outer wall of the shell 1 is arranged below the threaded joint 2, a bottom cylinder 12 is fixedly connected to the bottom of the fixed seat 7, a connecting rod 13 is slidingly connected between the fixed seat 7 and the bottom cylinder 12, a spring 17 is fixedly connected between the bottom of the connecting rod 13 and the inner wall of the bottom of the bottom cylinder 12, a limiting assembly for limiting the spring 17 is arranged on the outer wall of the bottom cylinder 12, and the top of the connecting rod 13 is fixedly connected with a moving block 11 slidingly connected with the inner wall of the fixed seat 7.

[0025] After the external threaded sleeve opening is connected with the threaded joint 2, the convex rod 15 at the corresponding position is actuated to make it separate from the horizontal end of the sliding groove 14, then under the action of the spring 17, the connecting rod 13 pushes the moving block 11 to move upward, the moving block 11 drives the rubber pad 10 to tightly adhere to the outer wall of the threaded sleeve opening, and the loosening of the threaded sleeve opening can be limited through the friction force between the rubber pad 10 and the threaded sleeve opening. Similarly, when the threaded sleeve opening needs to be separated subsequently, the connecting rod 13 is pulled through the convex rod 15, the connecting rod 13 drives the moving block 11 and the rubber pad 10 to move downward, the convex rod 15 slides to the bottom of the vertical end of the sliding groove 14, then the convex rod 15 is axially actuated, the rotating sleeve 16 is rotationally matched with the connecting rod 13, and the convex rod 15 is combined with the horizontal end of the sliding groove 14. At this time, the spring 17 remains in a compressed state, so that the connection of the two-in-one inductance filter and the external wire harness is not affected, and the stability of the connection of the two-in-one inductance filter and the external wire harness is improved.

[0026] Specifically, as shown in Figure 2 With Figure 4 The shell 1 horizontal end outer wall fixedly connected with the side bar 3, the side bar 3 is provided with a longitudinal extending transverse groove 5, the transverse groove 5 is provided with a locking rod 4, the locking rod 4 is passed through the transverse groove 5 and combined with the external screw hole, so as to realize the fixation of the side bar 3, so as to realize the installation of the two-in-one inductance filter, the longitudinal extending transverse groove 5 can improve the adaptability of the side bar 3, that is, under the premise of fixed external screw hole position, the position of the shell 1 can be adjusted longitudinally, so as to improve the application range of the two-in-one inductance filter.

[0027] Specifically, as shown in Figure 2 With Figure 3 The shell 1 longitudinal end outer wall fixedly installed with the combination frame 6, the combination frame 6 is in U type structure, the combination frame 6 horizontal end is fixedly connected with the fixed seat 7, the combination frame 6 longitudinal end is fixedly connected with the side piece 8, the side piece 8 is fixedly connected with the shell 1 through the mounting rod 9, which ensures the position stability of the multiple fixed seats 7 and the convenience of subsequent disassembly and assembly of the multiple fixed seats 7.

[0028] Specifically, as shown in Figure 1 With Figure 2 The top of the moving block 11 is fixedly connected with the rubber pad 10, and the top of the rubber pad 10 is in arc structure, which ensures the stability of the contact with the threaded sleeve through the elasticity of the rubber pad 10, the limiting assembly comprises a rotating sleeve 16 rotatably connected with the outer wall of the connecting rod 13, the rotating sleeve 16 is fixedly connected with the protruding rod 15, the protruding rod 15 is slidably connected with the inner wall of the bottom cylinder 12 through the sliding groove 14, and the sliding groove 14 is in L type structure, the connecting rod 13 is pulled by the protruding rod 15, the moving block 11 and the rubber pad 10 are lowered, the protruding rod 15 slides to the bottom of the vertical end of the sliding groove 14, then the protruding rod 15 is axially pushed, the rotating sleeve 16 is rotatably connected with the connecting rod 13, and the protruding rod 15 is combined with the horizontal end of the sliding groove 14, at this time, the spring 17 is in compressed state.

[0029] Working principle: after the external threaded sleeve is connected with the threaded joint 2, the corresponding position of the convex rod 15 is pulled to make it separate from the horizontal end of the sliding groove 14, then under the action of the spring 17, the connecting rod 13 pushes the moving block 11 to move upwards, the moving block 11 drives the rubber pad 10 to be tightly attached to the outer wall of the threaded sleeve, and the loosening of the threaded sleeve can be limited through the friction between the rubber pad 10 and the threaded sleeve, and similarly, when the threaded sleeve needs to be separated subsequently, the connecting rod 13 is pulled by the convex rod 15, the connecting rod 13 drives the moving block 11 and the rubber pad 10 to move downwards, the convex rod 15 slides to the bottom of the vertical end of the sliding groove 14, then the convex rod 15 is axially pulled, the rotating sleeve 16 is rotated and matched with the connecting rod 13 at the same time, the convex rod 15 is combined with the horizontal end of the sliding groove 14, at this time, the spring 17 keeps the compressed state, so that the connection between the two-in-one inductance filter and the external wire harness is not affected, the stability of the connection between the two-in-one inductance filter and the external wire harness is improved, the locking rod 4 is inserted through the horizontal slot 5 and combined with the external stud, so that the fixation of the side strip 3 is realized, and the installation of the two-in-one inductance filter is realized, the horizontal slot 5 extending longitudinally can improve the adaptability of the side strip 3, that is, under the premise that the position of the external screw hole is fixed, the position of the shell 1 can be adjusted longitudinally, so that the application range of the two-in-one inductance filter is improved.

[0030] The above description of the embodiments enables one skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein can be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A combined two-in-one inductor filter, comprising a housing (1) and a threaded connector (2), wherein the housing (1) and the threaded connector (2) are fixedly connected, characterized in that, Below the threaded connector (2), there is a fixed seat (7) that is fixedly connected to the outer wall of the housing (1). The bottom of the fixed seat (7) is fixedly connected to the bottom cylinder (12). A connecting rod (13) is slidably connected between the fixed seat (7) and the bottom cylinder (12). A spring (17) is fixedly connected between the bottom of the connecting rod (13) and the inner wall of the bottom of the bottom cylinder (12). A limiting component for limiting the spring (17) is provided on the outer wall of the bottom cylinder (12). A moving block (11) that is slidably connected to the inner wall of the fixed seat (7) is fixedly connected to the top of the connecting rod (13).

2. The combined two-in-one inductor filter according to claim 1, characterized in that, The outer wall of the horizontal end of the housing (1) is fixedly connected with a side strip (3), the side strip (3) has a longitudinally extending transverse groove (5), and a locking rod (4) passes through the transverse groove (5).

3. A combined two-in-one inductor filter according to claim 2, characterized in that, A combination frame (6) is fixedly installed on the outer wall of the longitudinal end of the housing (1). The combination frame (6) has a U-shaped structure, and the horizontal end of the combination frame (6) is fixedly connected to the fixed seat (7).

4. A combined two-in-one inductor filter according to claim 3, characterized in that, The longitudinal end of the combined frame (6) is fixedly connected to a side piece (8), and the side piece (8) is fixedly connected to the housing (1) by a mounting rod (9).

5. A combined two-in-one inductor filter according to claim 4, characterized in that, A rubber pad (10) is fixedly connected to the top of the movable block (11), and the top of the rubber pad (10) has an arc-shaped structure.

6. A combined two-in-one inductor filter according to claim 5, characterized in that, The limiting component includes a rotating sleeve (16) rotatably connected to the outer wall of the connecting rod (13). A protruding rod (15) is fixedly connected to the outer wall of the rotating sleeve (16). The protruding rod (15) is slidably connected to the inner wall of the bottom cylinder (12) through a sliding groove (14), and the sliding groove (14) has an L-shaped structure.

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