CN214848107U

CN214848107U - Epoxy-encapsulated I-inductor

Info

Publication number: CN214848107U
Application number: CN202121601105.4U
Authority: CN
Inventors: 王杰
Original assignee: Zhejiang Hexing Electronics Co ltd
Current assignee: Zhejiang Hexing Electronics Co ltd
Priority date: 2021-07-14
Filing date: 2021-07-14
Publication date: 2021-11-23
Anticipated expiration: 2031-07-14

Abstract

The utility model relates to an inductor technical field, concretely relates to i-shaped inductor is sealed to epoxy, including surrounding layer, sealed lid and positive contact, sealed lid is installed to the one end of surrounding layer, and one side of surrounding layer is equipped with the positive contact, and the opposite side of surrounding layer is equipped with the negative pole contact, and the inside of surrounding layer is equipped with the base, and both ends all are equipped with the magnetic core about the surface of base, and the surface of magnetic core is equipped with the coil, and the connector is installed to the front end of magnetic core, and both ends all are equipped with the pin about the bottom of base. The utility model overcomes prior art's is not enough, through separating the magnetic core of arranging the form for when the electric current conducts via the magnetic core, the electric current can divide into two strands of electric power and transmit respectively, thereby can reduce the degree of wear of magnetic core when reducing the humble when single magnetic core transmitted current, and then ensure that the humble scope that the magnetic core produced when transmitted current can fall to about 10cm noise size can less than or equal to 24db, and the personnel are difficult to receive noise interference.

Description

Epoxy-encapsulated I-inductor

Technical Field

The utility model relates to an inductor technical field specifically is epoxy encapsulation i-shaped inductor.

Background

An inductor is a component that can convert electrical energy into magnetic energy for storage, and is constructed like a transformer, and has an inductance that only impedes the change of current if the inductor is in a state where no current flows through it when the circuit is on, and that will attempt to maintain the current constant if the inductor is in a state where current flows through it when the circuit is off.

However, in the actual use process of the conventional epoxy encapsulation I-shaped inductor, hum caused by the device after being electrified is large, so that personnel are easily interfered by noise and are not beneficial to actual use, the terminal strength of the device is insufficient, the device is relatively easy to break, the service life of the device is relatively shorter than that of other products, and the device is not beneficial to actual use.

SUMMERY OF THE UTILITY MODEL

In order to overcome prior art's not enough, the utility model provides an epoxy encapsulates I-shaped inductor, through the magnetic core of separating the arrangement form that sets up for when the electric current conducts via the magnetic core, the electric current can divide into two strands of electric power and transmit respectively, thereby can reduce the degree of wear of magnetic core when reducing hum when single magnetic core transmission current, and then ensure that the hum scope of magnetic core production can fall to noise size can less than or equal to 24db when about 10cm, personnel are difficult to receive noise interference.

In order to solve the technical problem, the utility model provides a following technical scheme:

the epoxy encapsulation I-shaped inductor comprises an outer cladding layer, a sealing cover and a positive electrode contact, wherein the sealing cover is installed at one end of the outer cladding layer, and the positive electrode contact is arranged on one side of the outer cladding layer;

the utility model discloses a portable electronic device, including base, surrounding layer, magnetic core, connector, base, the opposite side of surrounding layer is equipped with the negative pole contact, the inside of surrounding layer is equipped with the base, both ends all are equipped with the magnetic core about the surface of base, the surface of magnetic core is equipped with the coil, the connector is installed to the front end of magnetic core, both ends all are equipped with the pin about the bottom of base.

Preferably, the surface of the outer cladding layer is subjected to insulation treatment, the outer cladding layer is connected with the sealing cover in an embedded mode, and the surfaces of the positive contact and the negative contact are subjected to insulation treatment.

Preferably, the magnetic cores are installed in a parallel and separated mode, silicon steel sheets are added inside the magnetic cores, and the upper ends and the lower ends of the magnetic cores are respectively connected with the connector and the base in an embedded mode.

Preferably, L-shaped mounting lugs are mounted on the left side and the right side of the base, and round fixing holes with threaded inner portions are formed in the surfaces of the mounting lugs.

Preferably, the coils are wound on the surface of the magnetic core in an equidistant winding manner, one end of each coil is respectively connected with the positive contact and the negative contact, and the number of turns of each coil is 20.

Preferably, the bottom of pin is equipped with the terminal respectively, and the surface of pin all is equipped with the reinforcement envelope, and is the symmetric form distribution between the pin, it has the connecting wire bundle to establish ties between the connector.

The embodiment of the utility model provides an i-shaped inductor is sealed to epoxy possesses following beneficial effect: hum that the device circular telegram back brought can reduce to 10cm scope, and the noise size can less than or equal to 24db to personnel are difficult to receive noise interference, are favorable to in-service use, and the terminal strength reinforcing of device is to atress 2.5 kilograms, thereby compare in other products be difficult to the cracked condition that appears more, and then the life of device is compared in other products longer relatively, is favorable to in-service use.

1. Through the magnetic core that sets up the partition arrangement form for when the electric current conducts via the magnetic core, the electric current can divide into two strands of electric power and transmit respectively, thereby can reduce the degree of wear of magnetic core when humble when reducing single magnetic core transmission current, and then ensure that the humble scope that the magnetic core produced when transmission current can fall to about 10cm noise size can less than or equal to 24db, personnel are difficult to receive noise interference.

2. Through setting up pin, terminal and reinforcement surrounding layer, the device is switched on through pin bottom terminal connecting wire for the electric current can be transferred by leading-in coil, and because the surface of pin all is equipped with reinforcement surrounding layer, make the whole fastness of pin obtain strengthening, but the terminal strength reinforcing of device is to atress 2.5 kilograms, thereby compare in other products the cracked condition of appearance more difficult to, and then the life of device is compared in other products longer relatively, is favorable to in-service use.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic diagram of the magnetic core structure of the present invention;

fig. 3 is a schematic view of the base structure of the present invention.

In the figure: 1. an outer cladding; 2. a sealing cover; 3. a positive electrode contact; 4. a negative contact; 5. a base; 501. mounting a support lug; 502. a fixing hole; 6. a magnetic core; 601. a silicon steel sheet; 7. a coil; 8. a connector; 801. connecting a wire harness; 9. a pin; 901. a terminal; 902. and (6) reinforcing the surrounding layer.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1-3, an epoxy-encapsulated i-type inductor comprises an outer cladding 1, a sealing cover 2 and a positive electrode contact 3, wherein the sealing cover 2 is installed at one end of the outer cladding 1, so that a worker can place other parts of the device into the inner cladding 1 for sealing by detaching the sealing cover 2, through the design that the positive electrode contact 3 is arranged at one side of the outer cladding 1 and the negative electrode contact 4 is arranged at the other side of the outer cladding 1, positive and negative electrode currents can be released through the positive electrode contact 3 and the negative electrode contact 4 respectively, a base 5 is arranged in the outer cladding 1, magnetic cores 6 are arranged at the left end and the right end of the surface of the base 5, so that the magnetic cores 6 can be fixed by embedding the surface of the base 5, a coil 7 is arranged on the surface of the magnetic core 6, so that the current can be transmitted through the coil 7 after being led into the magnetic cores 6, and a connector 8 is installed at the front end of the magnetic core 6, make the electric current of dispersedly transmitting by coil 7 can gather through connector 8 and carry, both ends all are equipped with pin 9 about the bottom of base 5 for the device can connect through pin 9 and draw electric power.

Specifically, please refer to fig. 3, through this design, the surface of the outer cladding layer 1 is subjected to insulation treatment, so as to effectively avoid the electric leakage of the device, improve the overall safety performance, and the outer cladding layer 1 and the sealing cover 2 are connected in an embedded manner, so that the sealing cover 2 and the outer cladding layer 1 can be disassembled, thereby facilitating the subsequent assembly of the splicing device, and the surfaces of the positive contact 3 and the negative contact 4 are subjected to insulation treatment, so as to further avoid the electric leakage of the current in the transmission process.

Specifically, please refer to fig. 3, by such a design, the magnetic cores 6 are installed in parallel and separated form, so that when the current is conducted through the magnetic cores, the current can be divided into two strands of power to be respectively transmitted, thereby reducing hum generated when a single magnetic core transmits the current, further ensuring that the hum generated when the magnetic core transmits the current can be reduced to about 10cm, and the noise can be less than or equal to 24db, so that the personnel is not easily interfered by noise, and due to the design that the silicon steel sheet 601 is added in the magnetic core 6, the abrasion of the magnetic core 6 can be reduced, the upper end and the lower end of the magnetic core 6 are respectively connected with the connector 8 and the base 5 in an embedded form, so that the magnetic core 6 is relatively firm after being installed, and is not easy to loosen.

Specifically, referring to fig. 3, through such a design, the left and right sides of the base 5 are both provided with the L-shaped mounting lugs 501, so that the base 5 can be fixed through the mounting lugs 501, and the surface of the mounting lugs 501 is provided with the circular fixing holes 502 with the thread-shaped inner portions, so that the mounting lugs 501 can be fixed by screwing the fastening members such as screws into the fixing holes 502.

Specifically, referring to fig. 3, by such a design, the coils 7 are wound around the surface of the magnetic core 6 at equal intervals, so that the current can be transmitted in a relatively stable transmission state, and the stability of the current value is improved, and because one end of the coil 7 is respectively connected with the positive contact 3 and the negative contact 4, the positive current and the negative current do not interfere with each other, so that the temperature rise amplitude of the rated current transmitted by the coil 7 does not exceed 20 ℃, and the number of turns of the coil 7 is 20 turns, so that the inductance value of the device is maintained between 1.0uH and 100000 uH.

Specifically, referring to fig. 3, with this design, the bottom of the pin 9 is respectively provided with a terminal 901, and the device is connected to the wire through the terminal 901 at the bottom of the pin 9 for conducting electricity, so that the current can be led into the coil 7 for transmission, and because the surface of the pins 9 is provided with the reinforcement surrounding layer 902, and the pins 9 are distributed symmetrically, the overall firmness of the pin 9 is enhanced by the reinforcement surrounding layer 902, the strength of the terminal 901 of the device is enhanced to 2.5 kilograms, and therefore compared with other products, the pin is less prone to fracture, and thus the service life of the device is relatively longer than that of other products, a connection harness 801 is connected in series between the connectors 8, so that the working strength of the single connector 8 is relatively small, the situation that the temperature of the connector 8 is overhigh is avoided, thereby enabling the device to withstand temperature changes ranging from-20 degrees Celsius to +120 degrees Celsius.

The working principle is as follows: the surface of the outer cladding layer 1 is subjected to insulation treatment, the electric leakage condition of the device can be effectively avoided, the overall safety performance is improved, the outer cladding layer 1 and the sealing cover 2 are connected in an embedded manner, the sealing cover 2 and the outer cladding layer 1 can be disassembled, the splicing device is convenient to assemble and splice subsequently, the surfaces of the anode contact 3 and the cathode contact 4 are subjected to insulation treatment, so that the electric leakage of current in the transmission process can be further avoided, the magnetic cores 6 are installed in a parallel and separated manner, when the current is transmitted through the magnetic cores, the current can be divided into two strands of electric power to be respectively transmitted, the hum when the current is transmitted by a single magnetic core is reduced, the hum generated by the magnetic cores when the current is transmitted can be reduced to about 10cm, the noise size can be less than or equal to 24db, personnel are not easy to be interfered by noise, and the silicon steel sheet 601 is added in the magnetic cores 6, the abrasion of the magnetic core 6 can be reduced, the upper end and the lower end of the magnetic core 6 are respectively connected with the connector 8 and the base 5 in an embedded mode, so that the magnetic core 6 is relatively firm after being installed and is not easy to loose, the bottom of the pin 9 is respectively provided with the terminal 901, the device is connected with an electric wire through the terminal 901 at the bottom of the pin 9 to be electrified, so that the current can be led into the coil 7 to be transmitted, the surface of the pin 9 is provided with the reinforcing surrounding layer 902, the pins 9 are symmetrically distributed, the overall firmness of the pin 9 is enhanced through the reinforcing surrounding layer 902, the strength of the terminal 901 of the device is enhanced to 2.5 kilograms, and therefore compared with other products, the situation of fracture is more difficult to occur, the service life of the device is relatively longer compared with other products, the connecting wire harness 801 is connected in series between the connectors 8, and the working strength of a single connector 8 is relatively small, the situation that the temperature of the connector 8 is too high is avoided, and the device can bear the temperature change from minus 20 ℃ to plus 120 ℃.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The epoxy encapsulation I-shaped inductor comprises an outer cladding (1), a sealing cover (2) and a positive contact (3), and is characterized in that the sealing cover (2) is installed at one end of the outer cladding (1), and the positive contact (3) is arranged on one side of the outer cladding (1);

the cathode contact (4) is arranged on the other side of the outer cladding (1), a base (5) is arranged inside the outer cladding (1), magnetic cores (6) are arranged at the left end and the right end of the surface of the base (5), coils (7) are arranged on the surface of the magnetic cores (6), a connector (8) is installed at the front end of each magnetic core (6), and pins (9) are arranged at the left end and the right end of the bottom of the base (5);

the bottom of pin (9) is equipped with terminal (901) respectively, and the surface of pin (9) all is equipped with and consolidates envelope layer (902), and is the distribution of symmetry form between pin (9), it has connecting wire harness (801) to establish ties between connector (8).

2. The epoxy-encapsulated i-inductor of claim 1, wherein the surface of the outer cladding (1) is insulated, the outer cladding (1) and the sealing cap (2) are engaged in a mosaic manner, and the surfaces of the positive contact (3) and the negative contact (4) are insulated.

3. The epoxy-encapsulated drum inductor according to claim 1, wherein said magnetic cores (6) are mounted in a parallel spaced apart relationship, and a silicon steel sheet (601) is added to the magnetic cores (6), and the upper and lower ends of said magnetic cores (6) are engaged with the connector (8) and the base (5) in an embedded manner, respectively.

4. The epoxy encapsulation drum inductor according to claim 1, wherein the base (5) is mounted with L-shaped mounting lugs (501) on both left and right sides, and the surfaces of the mounting lugs (501) are provided with internally threaded circular fixing holes (502).

5. The epoxy-encapsulated drum inductor according to claim 1, wherein the coils (7) are wound around the surface of the core (6) in equidistant turns, and one end of the coils (7) engage with the positive contact (3) and the negative contact (4), respectively, and the number of turns of the coils (7) is 20.