CN219873024U - Inductance assembly - Google Patents

Abstract

The utility model relates to an inductance component, which comprises a protective shell with an opening on the side wall and a plurality of inductance coils, wherein a plurality of split grooves which are uniformly distributed are arranged in the protective shell, the inductance coils are placed in the split grooves, a separator for separating the inner wall of the split grooves from the inductance coils is arranged in the split grooves, and heat-conducting glue is filled in the split grooves. According to the utility model, the plurality of inductance coils are uniformly spaced by arranging the split grooves, so that the problem of poor heat dissipation caused by uneven spacing of the inductance coils is solved, and the heat dissipation effect of the inductance assembly is improved.

Description

Inductance assembly

Technical Field

The utility model relates to the technical field of inductors, in particular to an inductor assembly.

Background

The inductor is a passive electric element composed of coils, is a two-end element used for filtering, timing and power electronics, belongs to an energy storage element, and can convert electric energy into magnetic energy and store the magnetic energy, thereby having an obstructing effect on the change of current; it is also common in inverters to use inductors in which the inductor is typically housed in a protective housing to form an inductor assembly, and a thermally conductive adhesive is added to the inductor assembly to space the inductor coil from the protective housing.

With respect to the related art in the above, the inventors consider that there are the following drawbacks: when a plurality of inductance coils are placed in the protective shell, uneven intervals can appear between the inductance coils, and heat dissipation of the inductance coils can be influenced.

Disclosure of Invention

In order to solve the problem of uneven placement of an inductance coil, the utility model provides an inductance component which adopts the following technical scheme:

the utility model provides an inductance subassembly, its characterized in that includes that the lateral wall has open-ended protective housing and a plurality of inductance coil, be equipped with a plurality of evenly distributed's branch put the groove in the protective housing, inductance coil is placed in dividing put the groove, divide to put to be equipped with in the groove will divide the inner wall of putting the groove with inductance coil isolation piece, divide to put the inslot intussuseption and be filled with the heat conduction glue.

Through adopting above-mentioned technical scheme, inductance coils are placed in the split groove that separates each other and distribute evenly, keep fixed distance between the adjacent two inductance coils, are favorable to promoting inductance coils's radiating effect, and heat conduction glue distributes between inductance coils and split groove, can give protective housing with the heat transfer that inductance coils during operation produced to dispel heat fast through protective housing.

Optionally, the outer wall of the protective casing is arranged at a position between two adjacent separating grooves in a recessed manner to form a heat dissipation groove.

Through adopting above-mentioned technical scheme, the inner wall in radiating groove divides the outer wall in putting the groove promptly, makes the outer wall of two adjacent divisions put the groove direct with the outside air contact, has increased protective housing's radiating area, is favorable to the heat that produces inductance coil to external transmission, has promoted protective housing's radiating effect.

Optionally, the inner wall of the heat dissipation groove is provided with a heat dissipation fin.

Through adopting above-mentioned technical scheme, further increased the area of contact of radiating groove with the outside air, be favorable to promoting protective housing's radiating effect.

Optionally, the radiating fin is in a folded line shape or a wave shape.

By adopting the technical scheme, under the condition that the occupied space of the radiating fins is not obviously increased, the contact area between the radiating fins and air is further increased, and then the radiating rate of the protective shell is improved.

Optionally, the spacer is an insulating cloth, the insulating cloth is attached to the inner wall of the separating groove, and the inductance coil is placed on the insulating cloth.

By adopting the technical scheme, the insulating cloth has good flexibility and is convenient to install.

Optionally, a positioning hole is formed in the insulating cloth, a positioning column penetrating through the positioning hole to position the insulating cloth is arranged in the separating groove, and the positioning column is sleeved with the positioning hole to be matched.

Through adopting above-mentioned technical scheme, when placing insulating cloth, make the reference column of dividing the groove pass the locating hole of insulating cloth, inject the position of placing of insulating cloth, avoid insulating cloth to take place skew and dislocation when placing and lead to unable complete isolation with the inner wall of dividing the groove with the inductance coil.

Optionally, the isolation piece is insulation stabilizer blade, be provided with on the insulation stabilizer blade and be used for fixing the constant head tank of inductance coil, inductance coil joint in the constant head tank.

Through adopting above-mentioned technical scheme, the constant head tank of insulating stabilizer blade can fix a position inductance coil to realize inductance coil and the isolation of dividing the groove, and can make inductance coil keep fixed during the installation, conveniently fill the heat conduction glue.

Optionally, a mounting groove for positioning the insulation support leg is arranged in the separate groove, and the insulation support leg is in clamping fit with the mounting groove.

Through adopting above-mentioned technical scheme, the setting of mounting groove makes things convenient for the installer to confirm the mounted position of insulating stabilizer blade, and the mounting groove has carried out spacingly to insulating stabilizer blade simultaneously, prevents that the insulating stabilizer blade from appearing squinting or misplacing.

Optionally, a baffle used for limiting the heat conducting glue is arranged in the separate groove.

Through adopting above-mentioned technical scheme, after the heat conduction gel is solid, the separation piece in the groove can imbed in the colloid of heat conduction glue, and heat conduction glue forms fixed connection with the separation piece in order to realize the fixed to the heat conduction glue colloid and the relative separation groove of the groove of putting of having reduced appears moving because of the viscidity is not enough.

In summary, the present utility model includes at least one of the following beneficial technical effects:

1. according to the utility model, the plurality of inductance coils are uniformly spaced by arranging the split grooves, so that the problem of poor heat dissipation caused by uneven spacing of the inductance coils is solved.

2. According to the utility model, the folded linear or wavy radiating fins are arranged, so that the contact area between the radiating fins and the outside air is increased, and the radiating effect of the inductance component is improved.

3. The baffle plate is arranged in the separate groove, so that the situation that the heat-conducting adhesive is separated from the separate groove due to insufficient viscosity is effectively prevented.

Drawings

Fig. 1 is a schematic diagram of the overall structure of an inductance assembly in embodiment 1 of the present utility model;

fig. 2 is an exploded view of an inductance assembly in embodiment 1 of the present utility model;

fig. 3 is a cross-sectional view of an inductance assembly in embodiment 1 of the present utility model;

fig. 4 is a schematic diagram showing the overall structure of an inductance component in embodiment 2 of the present utility model;

fig. 5 is a cross-sectional view of an inductance assembly in embodiment 2 of the present utility model;

fig. 6 is an exploded view of an inductance assembly in embodiment 2 of the present utility model;

reference numerals illustrate:

1. a protective housing; 11. a split groove; 111. positioning columns; 112. a mounting groove; 113. a baffle; 12. a heat sink; 13. a heat sink; 2. an inductance coil; 31. an insulating cloth; 311. positioning holes; 32. an insulating support leg; 321. a positioning groove; 4. and (5) heat-conducting glue.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to fig. 1 to 3 in the embodiments of the present utility model, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model. It is to be understood that the drawings are designed solely for the purposes of illustration and not as a definition of the limits of the utility model. The connection relationships shown in the drawings are for convenience of clarity of description only and are not limiting on the manner of connection.

The embodiment of the utility model discloses an inductance component.

Example 1

Referring to fig. 1, an inductance assembly includes a protective housing 1 having an opening in a side wall thereof and a plurality of inductance coils 2, wherein a plurality of split grooves 11 are uniformly provided in the protective housing 1, the number of the inductance coils 2 is identical to the number of the split grooves 11, and the inductance coils 2 are placed in the split grooves 11 in a one-to-one correspondence. Specifically, in the present embodiment, the number of the split grooves 11 is 5, and the number of the inductance coils 2 is also 5, and in other embodiments, the number of the split grooves 11 and the number of the inductance coils 2 may be adjusted according to actual requirements.

A spacer is arranged between the inductance coil 2 and the inner wall of the split groove 11, and the spacer is used for separating the inner wall of the split groove 11 from the inductance coil 2, so that the inductance coil 2 is prevented from being in direct contact with the inner wall of the split groove 11. Specifically, the insulating member in this embodiment employs an insulating cloth 31, the insulating cloth 31 is attached to the inner wall of the split groove 11, and the inductance coil 2 is disposed on the insulating cloth 31, thereby realizing isolation between the inductance coil 2 and the split groove 11.

Referring to fig. 2, the insulating cloth 31 is rectangular, positioning holes 311 are formed in four corners of the insulating cloth 31, and cylindrical positioning posts 111 are formed at positions of the side walls of the split grooves 11 near the openings, and the positioning posts 111 are not in contact with the inductor coil 2. When the insulating cloth 31 is placed, the positioning columns 111 are sleeved and matched through the positioning holes 311 to limit the insulating cloth 31, so that the insulating cloth 31 is prevented from being offset or misplaced during installation, and the inductor coil 2 is completely isolated from the inner wall of the split groove 11.

In order to improve the stability of limiting the insulating cloth 31, in this embodiment, the number of the positioning posts 111 is 4, and in other embodiments, the positions and the number of the positioning posts 111 may be selected according to the actual situation.

Referring to fig. 1, a heat conducting glue 4 is poured into a separate groove 11, after the glue of the heat conducting glue 4 is solidified, an inductance coil 2 is fixed in the separate groove 11, and when the inductance coil 2 works, heat generated by the inductance coil 2 can be transferred to a protective housing 1 through the glue of the heat conducting glue 4 and dissipated through the protective housing 1. And the inductance coils 2 are placed in one-to-one correspondence with the split grooves 11, namely, the inductance coils 2 are uniformly spaced, so that the problem of poor heat dissipation caused by uneven spacing of the inductance coils 2 is solved, and the heat dissipation effect of the inductance coils 2 is improved.

Referring to fig. 3, a baffle 113 for limiting the heat-conducting glue 4 is disposed at one end of the side wall of the split groove 11 near the opening, the baffle 113 is perpendicular to the side wall of the split groove 11, after the heat-conducting glue 4 is solidified, the baffle 113 in the split groove 11 is embedded into the colloid of the heat-conducting glue 4, and the heat-conducting glue 4 and the baffle 113 form a fixed connection to fix the colloid of the heat-conducting glue 4, so that the possibility that the colloid of the heat-conducting glue 4 and the split groove 11 move relative to the split groove 11 due to insufficient viscosity is reduced.

In order to improve the stability of limiting the heat conductive adhesive 4, in this embodiment, the number of the blocking pieces 113 is 2, and the blocking pieces are respectively disposed on the opposite side walls of the separating groove 11, and in other embodiments, the positions and the number of the blocking pieces 113 may be selected according to actual situations.

Further, in order to improve the heat dissipation effect of the inductance component, the protective housing 1 is made of metal, in this embodiment aluminum, and in other embodiments, iron or stainless steel may be used.

Referring to fig. 2-3, the outer wall of the protective housing 1 is provided with a heat dissipation groove 12, the heat dissipation groove 12 is formed by recessing the part of the outer wall of the protective housing 1 between two adjacent split grooves 11, at this time, the inner wall of the heat dissipation groove 12 is the outer wall of the split groove 11, so that the outer walls of the two adjacent split grooves 11 are directly contacted with the outside air, the heat generated during the operation of the induction coil 2 is favorably and rapidly transferred to the outside air, and the influence of the overhigh temperature of the induction coil 2 caused by the heat concentration on the performance of the induction coil 2 is avoided.

Referring to fig. 3, a plurality of heat dissipation fins 13 are disposed on the inner wall of the heat dissipation groove 12 to further increase the contact area between the heat dissipation groove 12 and the outside air, thereby improving the heat dissipation effect of the protective housing 1.

Further, referring to fig. 3, the heat sink 13 has a folded shape, and the heat dissipation area of the heat sink 13 is enlarged without significantly increasing the space occupied by the heat sink 13, and in other embodiments, the heat sink 13 may be configured to have a wave shape.

The both ends of fin 13 are connected respectively in the lateral wall of heat sink 12 and are as an organic whole with protecting sheathing 1, prevent the emergence deformation of fin 13, have also improved protecting sheathing 1's structural strength simultaneously.

The implementation principle of the embodiment 1 is as follows: the metal material and the lateral wall have the open-ended and evenly be provided with a plurality of separately put groove 11 in the shell 1, inductance coil 2 and separately put groove 11 one-to-one and place, and inductance coil 2 is by mutual even interval promptly, has improved inductance coil 2 interval inhomogeneous and has led to the poor problem of heat dissipation, has promoted inductance coil 2's radiating effect.

Example 2

Referring to fig. 4-5, the difference between this embodiment and embodiment 1 is that the spacer is an insulating leg 32, a positioning groove 321 is provided in the middle of the insulating leg 32, and the inductor coil 2 is installed in the positioning groove 321 to fix, i.e. the inductor coil 2 and the inner surface of the separating groove 11 are isolated from each other, and meanwhile, the heat-conducting glue 4 is also conveniently filled.

Referring to fig. 5-6, the bottom of the split groove 11 is provided with a mounting groove 112 for positioning the insulation support leg 32, so that an installer can conveniently determine the mounting position of the insulation support leg 32, the convenience of mounting is improved, the insulation support leg 32 is matched with the mounting groove 112 in a clamping manner, the insulation support leg 32 is limited by the mounting groove 112, and the insulation support leg 32 is prevented from being offset and misplaced.

The implementation principle of the embodiment 2 is as follows: the mounting groove 112 is formed in the split groove 11, the insulating support leg 32 is placed in the mounting groove 112 to separate the inner wall of the split groove 11 from the induction coil 2, and meanwhile the insulating support leg 32 is limited by the mounting groove 112, so that the insulating support leg 32 is prevented from being deviated and misplaced.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (9)

1. The utility model provides an inductance assembly, its characterized in that includes that the lateral wall has open-ended protective housing (1) and a plurality of inductance coil (2), be equipped with a plurality of evenly distributed's branch put groove (11) in protective housing (1), inductance coil (2) are placed in branch put groove (11), be equipped with in branch put groove (11) be used for with the inner wall of branch put groove (11) with the isolator of inductance coil (2), divide to put groove (11) intussuseption to be filled with heat-conducting glue (4).

2. An inductor assembly according to claim 1, characterized in that the outer wall of the protective housing (1) is concavely arranged at a location between two adjacent separate slots (11) to form a heat sink (12).

3. An inductance assembly according to claim 2, wherein the inner wall of the heat sink (12) is provided with heat sink fins (13).

4. An inductor assembly according to claim 3, characterized in that the heat sink (13) is of a zigzag or wave shape.

5. An inductor assembly according to claim 1, characterized in that the spacer is an insulating cloth (31), the insulating cloth (31) is attached to the inner wall of the separating groove (11), and the inductor winding (2) is placed on the insulating cloth (31).

6. An inductor assembly according to claim 5, characterized in that the insulating cloth (31) is provided with positioning holes (311), the positioning posts (111) are provided in the separating grooves (11), and the positioning posts (111) are sleeved with the positioning holes (311).

7. An inductor assembly according to claim 1, characterized in that the spacer is an insulating leg (32), a positioning groove (321) for fixing the inductor coil (2) is provided on the insulating leg (32), and the inductor coil (2) is clamped in the positioning groove (321).

8. An inductor assembly according to claim 7, characterized in that the separate slots (11) are provided with mounting slots (112) for positioning the insulating legs (32), the insulating legs (32) being in snap fit with the mounting slots (112).

9. An inductor assembly according to claim 1, characterized in that the separate slot (11) is provided with a stop piece (113) for limiting the heat conducting glue (4).