CN213424801U

CN213424801U - Novel integral type inductance structure

Info

Publication number: CN213424801U
Application number: CN202022353137.9U
Authority: CN
Inventors: 周敏; 侯漪纹
Original assignee: Shenzhen Gantong Technology Co ltd
Current assignee: Shenzhen Gantong Technology Co ltd
Priority date: 2020-10-21
Filing date: 2020-10-21
Publication date: 2021-06-11
Anticipated expiration: 2030-10-21

Abstract

The utility model belongs to the technical field of the inductor, concretely relates to novel integral type inductance structure, including the aluminum hull, the last fixed surface of magnetism-isolating sheet installs the epoxy board, and the inside of epoxy board is provided with first step up winding binding post, second step up winding binding post and contravariant winding binding post respectively, and the equal symmetrical fixed mounting in inboard of every holding tank has reset spring, the common fixedly connected with stopper of two reset spring's one end, and one side fixedly connected with of stopper runs through the pull rod of aluminum hull, the one end fixedly connected with lug of pull rod. The utility model discloses under reset spring's spring action, make the stopper play limiting displacement to the winding to having strengthened the fixed effect of winding, can not appearing loose phenomenon because of collision or vibrations, through the pulling lug simultaneously, the stopper that drives to be connected through the pull rod breaks away from the top of winding, thereby makes things convenient for the dismouting winding, improves equipment speed.

Description

Novel integral type inductance structure

Technical Field

The utility model relates to an inductor technical field specifically is a novel integral type inductance structure.

Background

The photovoltaic inverter of the solar photovoltaic power generation system needs to be matched with a boosting inductor and an inverting inductor, the boosting inductor and the inverting inductor which are matched and applied to the photovoltaic inverter in the current market are generally two independent bodies and are respectively installed in a boosting circuit and an inverting circuit, and the photovoltaic inverter is large in size, high in equipment cost, complex in system connection and inconvenient to install due to the structural arrangement.

Chinese patent application CN201821530890.7 discloses a "novel integral inductor structure", the aluminum hull upper end is uncovered, the cavity of aluminum hull is separated into left and right chambers via the magnetism-isolating sheet at its middle part, the left chamber is provided with a boosting inductor, the right chamber is provided with an inverting inductor, the cavity of aluminum hull is encapsulated with heat-conducting silica gel, and the boosting inductor, the inverting inductor and the magnetism-isolating sheet are immersed in the heat-conducting silica gel. Although the utility model discloses an install the integrative installation of contravariant inductance and inductance that steps up and fix in an aluminum hull, the magnetism sheet that separates that constitutes by the blade of silicon steel separates the demagnetization with contravariant inductance and the inductance that steps up, avoids producing magnetic field interference each other, and inductance, contravariant inductance, magnetism sheet and the submergence of epoxy board strengthen radiating effect and protection level in the heat conduction silica gel of embedment in the aluminum hull cavity. The utility model discloses a with contravariant inductance and the inductance integral type installation design that steps up, whole small in size does benefit to reduction equipment cost, has solved among the prior art technical problem that photovoltaic inverter is bulky, equipment cost is high, the system line is complicated, the installation is inconvenient etc. However, the fixing effect of the winding after being arranged in the aluminum shell is poor, so that the winding is easy to loose due to collision or vibration, and the normal use of the inductance structure is influenced; and the radiating effect of the inductance structure is poor, and the service life is easily influenced by high temperature. Therefore, a novel integrated inductor structure is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel integrated inductance structure, which solves the problems that the fixing effect is poor after a winding is arranged inside an aluminum shell, and the normal use of the inductance structure is influenced due to the loose phenomenon caused by collision or vibration; and the radiating effect of the inductance structure is poor, and the service life is easily influenced by high temperature.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel integral type inductance structure, includes the aluminum hull, the inside of aluminum hull is provided with four windings, just the inboard of aluminum hull is provided with respectively and separates magnetic sheet and two holding tanks, the last fixed surface who separates the magnetic sheet installs the epoxy board, the inside of epoxy board is provided with first winding binding post, the second that steps up respectively and steps up winding binding post and contravariant winding binding post, every the equal symmetrical fixed mounting in inboard of holding tank has reset spring, two the common fixedly connected with stopper of reset spring's one end, one side fixedly connected with of stopper runs through the pull rod of aluminum hull, the one end fixedly connected with lug of pull rod.

Preferably, the lug is connected with the pull rod to form an L-shaped structure, and the lug and the pull rod are of an integrally formed structure.

Preferably, a plurality of fixing holes are formed in the upper surface of the aluminum shell, and each fixing hole is of a T-shaped structure.

Preferably, a plurality of heat dissipation fins are fixedly mounted on the outer side of the aluminum shell, and the height of each heat dissipation fin is smaller than that of the aluminum shell.

Preferably, the limiting block is supported by an insulating material, and a heat insulation pad is fixedly mounted on the lower surface of the limiting block.

Preferably, four air guide sleeves are uniformly and fixedly mounted at the bottom of the aluminum shell, each air guide sleeve is fixedly connected with an air guide pipe at the bottom and four air guide pipes are fixedly connected with an air duct at the lower end of the air guide pipe, and a cooling fan is fixedly mounted at the bottom of the air duct.

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

1. the utility model discloses under reset spring's spring action, make the stopper play limiting displacement to the winding to having strengthened the fixed effect of winding, can not appearing loose phenomenon because of collision or vibrations, through the pulling lug simultaneously, the stopper that drives to be connected through the pull rod breaks away from the top of winding, thereby makes things convenient for the dismouting winding, improves equipment speed.

2. The utility model discloses a heat radiation fins's heat-conduction gives off partial heat, simultaneously through starting radiator fan, increases the speed of winding department circulation of air through dryer, honeycomb duct and kuppe for the heat of surplus portion gives off, and its radiating effect is better, can increase of service life.

Drawings

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

FIG. 2 is an enlarged view of part A of the present invention;

FIG. 3 is a front view of the present invention;

fig. 4 is a schematic view of the overlooking structure of the connection between the flow guide pipe and the air duct of the present invention.

In the figure: 1. a fixing hole; 2. an aluminum shell; 3. an epoxy board; 4. a first boost winding terminal; 5. a winding; 6. a magnetic shield sheet; 7. a limiting block; 8. a second boost winding terminal; 9. an inversion winding wiring terminal; 10. accommodating grooves; 11. a pull rod; 12. a bump; 13. a return spring; 14. heat dissipation fins; 15. a pod; 16. a flow guide pipe; 17. an air duct; 18. a heat radiation fan.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, a novel integrated inductor structure includes an aluminum housing 2, four windings 5 are disposed inside the aluminum housing 2, a magnetism isolating sheet 6 and two accommodating grooves 10 are respectively disposed inside the aluminum housing 2, an epoxy resin sheet 3 is fixedly mounted on the upper surface of the magnetism isolating sheet 6, a first voltage-boosting winding terminal 4, a second voltage-boosting winding terminal 8 and an inverter winding terminal 9 are respectively disposed inside the epoxy resin sheet 3, return springs 13 are symmetrically and fixedly mounted inside each accommodating groove 10, a limiting block 7 is fixedly connected to one end of each of the two return springs 13, a pull rod 11 penetrating through the aluminum housing 2 is fixedly connected to one side of the limiting block 7, a bump 12 is fixedly connected to one end of the pull rod 11, and the limiting block 7 limits the windings 5 under the elastic force of the return springs 13, thereby enhancing the fixing effect of the windings 5, loose phenomenon can not appear because of collision or vibrations, simultaneously through pulling lug 12, drives stopper 7 through pull rod 11 connection and breaks away from the top of winding 5 to make things convenient for dismouting winding 5, improve the equipment speed.

Referring to fig. 2, the bump 12 and the pull rod 11 are connected to form an "L" shape, and the bump 12 and the pull rod 11 are integrally formed, so that the bump 12 and the pull rod 11 are firmly connected.

Referring to fig. 1, a plurality of fixing holes 1 are formed in an upper surface of an aluminum case 2, and each fixing hole 1 has a "T" shape, so that the aluminum case 2 is conveniently assembled.

Referring to fig. 3, a plurality of heat dissipation fins 14 are fixedly mounted on the outer side of the aluminum casing 2, and the height of each heat dissipation fin 14 is smaller than the height of the aluminum casing 2, so as to increase the heat dissipation rate of the aluminum casing 2.

Referring to fig. 2, the limiting block 7 is supported by an insulating material, and a heat insulating pad is fixedly mounted on a lower surface of the limiting block 7.

Referring to fig. 3, four air guide sleeves 15 are uniformly and fixedly mounted at the bottom of the aluminum shell 2, a duct 16 is fixedly connected at the bottom of each air guide sleeve 15, an air duct 17 is fixedly connected at the lower end of each air guide sleeve 16, and a heat dissipation fan 18 is fixedly mounted at the bottom of the air duct 17, so that the heat dissipation rate of the aluminum shell 2 is improved.

The utility model discloses the concrete implementation process as follows:

during the equipment, pulling lug 12 drives the pull rod 11 of being connected rather than driving stopper 7 and moves to the outside, and reset spring 13 is compressed this moment, later places four windings 5 in the inner chamber bottom of aluminum hull 2, loosens lug 12, and under reset spring 13's spring action, stopper 7 moves to the top of winding 5, fixes winding 5. When the heat dissipation structure is used, the heat dissipation fins 14 can dissipate part of heat generated by the work of the inductance structure under the action of heat conduction, the heat dissipation fan 18 is started, the air duct 17, the flow guide pipe 16 and the flow guide cover 15 are used for accelerating the air circulation speed of the winding 5, the residual heat is dissipated, the influence of high temperature on the work of the inductance structure is avoided, and the service life is prolonged.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel integral type inductance structure, includes aluminum hull (2), its characterized in that: the inside of aluminum hull (2) is provided with four windings (5), just the inboard of aluminum hull (2) is provided with respectively and steps up magnetic sheet (6) and two holding tanks (10), the last fixed surface who separates magnetic sheet (6) installs epoxy board (3), the inside of epoxy board (3) is provided with first winding binding post (4), the second that steps up winding binding post (8) and contravariant winding binding post (9) respectively, every the equal symmetrical fixed mounting in inboard of holding tank (10) has reset spring (13), two the common fixedly connected with stopper (7) of one end of reset spring (13), one side fixedly connected with of stopper (7) runs through pull rod (11) of aluminum hull (2), the one end fixedly connected with lug (12) of pull rod (11).

2. The novel integrated inductor structure of claim 1, wherein: the lug (12) and the pull rod (11) are connected to form an L-shaped structure, and the lug (12) and the pull rod (11) are of an integrally formed structure.

3. The novel integrated inductor structure of claim 1, wherein: a plurality of fixing holes (1) are formed in the upper surface of the aluminum shell (2), and each fixing hole (1) is of a T-shaped structure.

4. The novel integrated inductor structure of claim 1, wherein: a plurality of radiating fins (14) are fixedly mounted on the outer side of the aluminum shell (2), and the height of each radiating fin (14) is smaller than that of the aluminum shell (2).

5. The novel integrated inductor structure of claim 1, wherein: the limiting block (7) is supported by an insulating material, and a heat insulation pad is fixedly mounted on the lower surface of the limiting block (7).

6. The novel integrated inductor structure of claim 1, wherein: the aluminum-clad.