Horizontal choking coil

Abstract

The horizontal choking coil comprises a shell, a universal coil pipe and a base, a containing groove is formed in the shell, a positive plate and a negative plate are arranged in the containing groove, a positive wire and a negative wire are arranged in the universal coil pipe, one end of the universal coil pipe is fixedly connected with the outer side of the shell, and the positive wire and the negative wire both penetrate into the shell. The positive wire and the negative wire are electrically connected with the positive plate and the negative plate respectively, the other end of the universal coil pipe is fixedly connected with a connecting seat, the connecting seat is fixedly connected with the circuit board, the positive wire and the negative wire are electrically connected with the circuit board respectively, the base is fixedly connected with an inductance coil, and the base is fixedly connected with the bottom of the containing groove. And the inductance coil is electrically connected with the positive plate and the negative plate. The utility model provides a horizontal choking coil, which reduces the occupation of the horizontal choking coil on the space of a circuit board under the condition that the volume of the horizontal choking coil is not reduced, and can be arranged at any position on the circuit board.

Description

Technical Field

[0001] The utility model relates to the field of electronic components, in particular to a horizontal choke. Background Art

[0002] Choke coils are widely used as inductors in circuits to suppress noise generated during switching operations in various electrical and electronic devices, as well as external noise transmitted to commercial power lines. They are also used in circuits carrying large currents, such as voltage conversion and power factor correction.

[0003] Currently, chokes are available in two specifications: horizontal and vertical. Horizontal chokes are used when the circuit board is installed horizontally, and vertical chokes are used when the circuit board is installed vertically. Horizontal chokes are installed between multiple electronic components that need to suppress interference to enhance their interference suppression effect.

[0004] However, since the volume of the horizontal choke is larger than that of the vertical choke, the horizontal choke occupies a larger space on the circuit board, leaving a certain area of ​​blank space when the circuit board is wired. Utility Model Content

[0005] The purpose of the utility model is to provide a horizontal choke, which reduces the space occupied by the horizontal choke on the circuit board without reducing the volume of the horizontal choke, and can be arranged at any position on the circuit board.

[0006] The technical solution adopted by a horizontal choke disclosed in the utility model is:

[0007] It includes a shell, a universal coil and a base. The shell is provided with a receiving groove, and a positive electrode sheet and a negative electrode sheet are provided in the receiving groove. A positive wire and a negative wire are provided in the universal coil. One end of the universal coil is fixedly connected to the outside of the shell, and the positive wire and the negative wire are both inserted into the shell. The positive wire and the negative wire are electrically connected to the positive electrode sheet and the negative electrode sheet respectively. The other end of the universal coil is fixedly connected to a connecting seat, and the connecting seat is fixedly connected to a circuit board. The positive wire and the negative wire are electrically connected to the positive and negative electrodes of the circuit board respectively. An inductor coil is fixedly connected to the base, and the base is fixedly connected to the bottom of the receiving groove. The positive and negative electrodes of the inductor coil are electrically connected to the positive electrode sheet and the negative electrode sheet respectively.

[0008] As a preferred embodiment, the bottom of the receiving groove is provided with two grooves, the positive electrode sheet and the negative electrode sheet are respectively placed in the two grooves, and the shell is provided with two through holes, the grooves are connected to the through holes, and the positive electrode wire and the negative electrode wire respectively pass through the two through holes and penetrate into the shell.

[0009] As a preferred solution, a connector extends from one end of the universal coil, the positive and negative wires both pass through the connector, and the connector is fixedly connected to the outer side of the shell.

[0010] As a preferred solution, a thread groove is provided on the outer side of the shell, and the thread groove is arranged around the outer side of the shell.

[0011] As a preferred solution, four notches are opened on the outer side of the shell, and the notches penetrate into the receiving groove.

[0012] As a preferred solution, the inductor coil includes a magnetic core and two windings, the two windings are wound in parallel on the magnetic core, the magnetic core is fixedly connected to the base, the positive and negative poles of the inductor coil are respectively located at the two ends of the winding, and both ends of the winding pass through the base and are electrically connected to the positive and negative poles respectively.

[0013] The beneficial effects of the horizontal choke disclosed in the utility model are:

[0014] The universal coil suspends the inductor coil above the circuit board. The universal coil is fixedly connected to the circuit board through a connecting socket, so that the size of the connecting socket can be designed to be smaller and occupy less space on the circuit board. The shell is pulled to move the shell with the inductor coil installed above multiple electronic components that need to suppress interference. The universal coil allows the inductor coil to remain stationary at its current position, so that the inductor coil provides interference suppression effect for the electronic components, and the position of the inductor coil on the circuit board can be adjusted. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of a horizontal choke coil of the utility model.

[0016] Figure 2 The utility model is a schematic diagram of the expansion of a universal coil of a horizontal choke.

[0017] Figure 3 This is a schematic diagram of the installation of a horizontal choke coil of the utility model.

[0018] Figure 4 It is a cross-sectional view of the shell of a horizontal choke coil of the utility model.

[0019] Figure 5 The utility model is a cross-sectional view of a universal coil of a horizontal choke. DETAILED DESCRIPTION

[0020] The present invention will be further described and explained below in conjunction with specific embodiments and accompanying drawings:

[0021] Please refer to Figure 1-Figure 4 .

[0022] The utility model discloses a horizontal choke coil, comprising a housing 1, a universal coil 2 and a base 3;

[0023] The bottom of the housing 1 is provided with a receiving groove, and the bottom of the receiving groove is provided with two grooves, and the two grooves are respectively close to the two sides of the inner wall of the receiving groove. The housing 1 is provided with two through holes, and the through holes penetrate into the receiving groove, and one of the grooves extends close to one of the through holes and communicates with it, and the other groove extends close to the other through hole and communicates with it;

[0024] Furthermore, a positive electrode sheet 11 and a negative electrode sheet 12 are provided in the receiving groove, and the positive electrode sheet 11 and the negative electrode sheet 12 are placed in two grooves respectively, so that the positive electrode sheet 11 and the negative electrode sheet 12 are sunk into the bottom of the receiving groove;

[0025] Furthermore, a thread groove 13 is provided on the outside of the shell 1, and the thread groove 13 is arranged around the outside of the shell 1; four spaced-apart notches 14 are provided on the outside of the shell 1, and the notches 14 penetrate into the receiving groove, so that the receiving groove can be connected to the outside world through the notches 14, allowing the inductor coil 31 to better form a magnetic field within a certain range.

[0026] Please refer to Figure 1 、 Figure 2 、 Figure 4 and Figure 5 .

[0027] In this embodiment, the universal coil 2 is preferably a hollow structure. A positive wire 21 and a negative wire 22 are provided in the universal coil 2. A connector 23 extends from one end of the universal coil 2. One end of the positive wire 21 and one end of the negative wire 22 both pass through the connector 23. The universal coil 2 is fixedly connected to the outer side of the housing 1 via the connector 23. In this embodiment, the connector 23 is preferably fixedly connected to the outer side of the housing 1 by glue.

[0028] Furthermore, the positive electrode wire 21 and the negative electrode wire 22 are respectively passed through the two through holes into the housing 1, one end of the positive electrode wire 21 is electrically connected to the positive electrode sheet 11 by welding, and one end of the negative electrode wire 22 is electrically connected to the negative electrode sheet 12 by welding;

[0029] Furthermore, the other end of the universal coil 2 is fixedly connected to a connecting seat 24, and the positive wire 21 and the negative wire 22 both pass through the connecting seat 24. Two connecting posts extend from the connecting seat 24, and the two connecting posts are respectively close to the two sides of the connecting seat 24. The connecting seat 24 is fixedly connected to the circuit board 4 through the connecting posts, and the connecting posts are embedded in the circuit board 4; the other end of the positive wire 21 is electrically connected to the positive pole of the circuit board 4 by welding, and the other end of the negative wire 22 is electrically connected to the negative pole of the circuit board 4 by welding.

[0030] Please refer to Figure 3 and Figure 4 .

[0031] An inductor 31 is fixedly connected to the base 3. The inductor 31 includes a magnetic core 311 and two windings 312. In this embodiment, the magnetic core 311 is preferably a hollow ring structure. The two windings 312 are wound in parallel around the magnetic core 311. The windings 312 pass through the center of the magnetic core 311 each time they are wound. In this embodiment, the magnetic core 311 is preferably fixedly connected to the base 3 by glue.

[0032] Furthermore, the positive pole and negative pole of the inductor coil 31 are electrically connected to the positive electrode sheet 11 and the negative electrode sheet 12 respectively. The positive pole and negative pole of the inductor coil 31 are respectively located at the two ends of the winding 312. Both ends of the winding 312 pass through the base 3. The two ends of the winding 312 are electrically connected to the positive electrode sheet 11 and the negative electrode sheet 12 respectively by welding.

[0033] Please refer to Figure 1 and Figure 2 .

[0034] The receiving groove of the shell 1 is facing downward, and the shell 1 is pulled to move the shell 1 with the inductor coil 31 installed above the electronic components. In addition, the position of the inductor coil 31 on the circuit board 4 can be adjusted according to the arrangement of the electronic components on the circuit board 4. The universal coil 2 can maintain the bent shape after bending, so that the universal coil 2 can suspend the shell 1 with the inductor coil 31 installed above the circuit board 4; when the length of the universal coil 2 is too long, the universal coil 2 can be wound in the threaded groove 13 on the outside of the shell 1 to shorten the length of the universal coil 2; after the universal coil 2 is completely wound on the outside of the shell 1, the overall volume of the product can be reduced, which is convenient for transportation.

[0035] The utility model provides a horizontal choke coil. A universal coil suspends an inductor coil above a circuit board. The universal coil is fixedly connected to the circuit board through a connecting seat, so that the size of the connecting seat can be designed to be smaller and occupies less space on the circuit board. The shell body is pulled to move the shell body with the inductor coil installed above multiple electronic components that need to suppress interference. The universal coil allows the inductor coil to remain stationary at the current position, so that the inductor coil provides an interference suppression effect for the electronic components, and the position of the inductor coil on the circuit board can be adjusted.

[0036] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit the scope of protection of the utility model. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in this field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the essence and scope of the technical solution of the utility model.

Claims

1. A horizontal choke coil, characterized in that: Including a shell, a universal coil and a base; The housing is provided with a receiving groove, in which a positive electrode sheet and a negative electrode sheet are arranged; A positive wire and a negative wire are provided in the universal coil, one end of the universal coil is fixedly connected to the outside of the housing, the positive wire and the negative wire are both inserted into the housing, the positive wire and the negative wire are electrically connected to the positive electrode sheet and the negative electrode sheet, respectively; the other end of the universal coil is fixedly connected to a connecting seat, the connecting seat is fixedly connected to the circuit board, the positive wire and the negative wire are electrically connected to the positive electrode and the negative electrode, respectively, of the circuit board; The base is fixedly connected to an inductor coil, and the base is fixedly connected to the bottom of the receiving slot. The positive pole and the negative pole of the inductor coil are electrically connected to the positive electrode sheet and the negative electrode sheet respectively.

2. A horizontal choke coil as claimed in claim 1, characterized in that: The bottom of the receiving groove is provided with two grooves, the positive electrode sheet and the negative electrode sheet are placed in the two grooves respectively, the shell is provided with two through holes, the grooves are connected to the through holes, and the positive electrode wire and the negative electrode wire respectively pass through the two through holes and penetrate into the shell.

3. A horizontal choke coil as claimed in claim 2, characterized in that: A connector is extended from one end of the universal coil, and both the positive and negative wires pass through the connector, which is fixedly connected to the outer side of the shell.

4. A horizontal choke coil as claimed in claim 3, characterized in that: The outer side of the shell is provided with a thread groove, and the thread groove is arranged around the outer side of the shell.

5. A horizontal choke coil as claimed in claim 4, characterized in that: Four notches are provided on the outer side of the shell, and the notches penetrate into the receiving grooves.

6. A horizontal choke coil as claimed in claim 5, characterized in that: The inductor coil includes a magnetic core and two windings, the two windings are wound in parallel on the magnetic core, the magnetic core is fixedly connected to the base, the positive pole and negative pole of the inductor coil are respectively located at the two ends of the winding, and both ends of the winding pass through the base and are electrically connected to the positive electrode sheet and the negative electrode sheet respectively.

Images