CN220383402U - Inverter and vehicle - Google Patents

Abstract

The utility model discloses an inverter and a vehicle, wherein the inverter comprises an inverter body and at least one mounting part, one end of the mounting part is connected with the inverter body, the other end of the mounting part, which is far away from the inverter body, is connected with a rear floor sheet metal of an automobile, so that the inverter body is suspended on the rear floor sheet metal of the automobile, and the inverter body and the mounting part are of an integrated structure. According to the inverter provided by the utility model, the technical effects of reducing the noise and the vibration among parts of the whole vehicle and reducing the NVH of the whole vehicle can be realized.

Description

Inverter and vehicle

Technical Field

The utility model relates to the technical field of vehicles, in particular to an inverter and a vehicle.

Background

In the prior art, a vehicle is generally configured with a direct current/alternating current inverter (DC/AC) to convert a 12V direct current voltage outputted from the whole vehicle into a 220V alternating current voltage. However, the existing dc/ac inverter generally has four mounting holes, and is directly mounted on the rear floor metal plate of the automobile through bolts, so that the mounting plane of the dc/ac inverter is attached to the rear floor metal plate or the space between the mounting plane and the rear floor metal plate is smaller, and a carpet or carpet cushion block is not laid between the rear floor metal plate of the automobile and the dc/ac inverter at a sufficient space, which will increase noise and vibration between parts of the whole automobile and affect NVH of the whole automobile.

If the whole vehicle NVH (Noise Vibration Harshness) is required to be protected from being affected or reduced, a corresponding bracket structure is usually required to be additionally developed to raise the direct current/alternating current inverter, so that the distance between the direct current/alternating current inverter and the floor sheet metal behind the vehicle is increased, and a carpet cushion block is paved, however, the bracket structure is connected with the direct current/alternating current inverter through screws, vibration and noise between the direct current/alternating current inverter and the bracket in the vehicle movement process cannot be solved, the NVH of the whole vehicle is more or less affected, and in addition, the cost and weight of the whole vehicle are increased due to the developed bracket structure.

Therefore, the technical problems of large noise and vibration among parts of the whole vehicle and influence on NVH of the whole vehicle exist in the prior art.

Disclosure of Invention

The utility model aims to at least solve one of the technical problems that the NVH of the whole vehicle is affected due to the fact that the noise of the whole vehicle and the vibration among parts are large in the prior art. The utility model provides an inverter and a vehicle.

Therefore, the utility model aims to provide an inverter which comprises an inverter body and at least one mounting part, wherein one end of the mounting part is connected with the inverter body, the other end of the mounting part, which is far away from the inverter body, is connected with a rear floor sheet metal of an automobile, so that the inverter body is suspended on the rear floor sheet metal of the automobile, and the inverter body and the mounting part are of an integrated structure.

Further, the installation department is a plurality of, and the inverter body is provided with at least one installation department respectively towards every bight of one side of car back floor panel beating.

Further, the installation department is a plurality of, and a plurality of installation department is two sets of, and two sets of installation department symmetry set up in the both sides of dc-to-ac converter body.

Further, the installation department includes linkage segment and fixed section of connecting in order, and the linkage segment is connected with the dc-to-ac converter body, and fixed section and floor sheet metal connected behind the car.

Further, the connecting section is mutually perpendicular to the fixing section; and/or the inverter further comprises a plurality of fixing pieces, and the fixing section is provided with fixing holes matched with the fixing pieces; and/or the distance from the fixed section to the inverter body is greater than or equal to 20mm.

Further, the installation department still includes a plurality of first strengthening ribs, and first strengthening rib is connected with linkage segment, fixed section and dc-to-ac converter body respectively.

Further, the number of the first reinforcing ribs is two, and the two first reinforcing ribs are symmetrically arranged on two sides of the fixing section.

Further, the installation department still includes a plurality of second strengthening ribs, and the second strengthening rib sets up in the link and keeps away from the one side of fixed section and be connected with the dc-to-ac converter body.

Further, the first reinforcing rib and the second reinforcing rib are respectively connected with different surfaces of the inverter body; and/or the first reinforcing rib and the second reinforcing rib are oppositely arranged at two sides of the connecting section; and/or the length of the first reinforcing rib is greater than the length of the second reinforcing rib.

Another aspect of the utility model provides a vehicle comprising the inverter described above.

In order to achieve the above purpose, the utility model provides an inverter, which comprises an inverter body and at least one mounting part, wherein one end of the mounting part is connected with the inverter body, the other end of the mounting part, which is far away from the inverter body, is connected with a rear floor sheet metal of an automobile, so that the inverter body is suspended on the rear floor sheet metal of the automobile, and the inverter body and the mounting part are of an integrated structure.

The inverter body in this scheme is suspended on floor panel beating behind the car, makes to have sufficient space between inverter body and the floor panel beating behind the car and is used for laying carpet or carpet cushion, and inverter body and installation department are integrated into one piece structure, can be under the prerequisite that does not increase independent support structure, and furthest has reduced vibration between whole car noise and the spare part, has reduced NVH and whole car cost and weight. The technical problem that noise and vibration among parts of the whole vehicle are large, and NVH of the whole vehicle is affected in the prior art is solved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are necessary for the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the following description are only some of the embodiments described in the utility model, and that other drawings can be obtained from these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic configuration diagram of an inverter in an embodiment according to the present utility model;

fig. 2 is a schematic diagram of a structure according to a front view of the inverter in fig. 1;

fig. 3 is a schematic structural view of a mounting portion of the inverter according to fig. 1.

Reference numerals:

10. an inverter body; 11. a low pressure input port; 12. a high pressure output port; 13. a heat sink; 20. a mounting part; 21. a connection section; 22. a fixed section; 221. a fixing hole; 23. a first reinforcing rib; 24. and a second reinforcing rib.

Detailed Description

Various aspects and features of the present utility model are described herein with reference to the accompanying drawings.

It should be understood that various modifications may be made to the embodiments of the application herein. Therefore, the above description should not be taken as limiting, but merely as exemplification of the embodiments. Other modifications within the scope and spirit of the utility model will occur to persons of ordinary skill in the art.

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and, together with a general description of the utility model given above, and the detailed description of the embodiments given below, serve to explain the principles of the utility model.

These and other characteristics of the utility model will become apparent from the following description of a preferred form of embodiment, given as a non-limiting example, with reference to the accompanying drawings.

It is also to be understood that, although the utility model has been described with reference to some specific examples, a person skilled in the art will certainly be able to achieve many other equivalent forms of the utility model, having the characteristics as set forth in the claims and hence all coming within the field of protection defined thereby.

The above and other aspects, features and advantages of the present utility model will become more apparent in light of the following detailed description when taken in conjunction with the accompanying drawings.

Specific embodiments of the present utility model will be described hereinafter with reference to the accompanying drawings; however, it is to be understood that the disclosed embodiments are merely exemplary of the utility model, which can be embodied in various forms. Well-known and/or repeated functions and constructions are not described in detail to avoid obscuring the utility model in unnecessary or unnecessary detail. Therefore, specific structural and functional details disclosed herein are not intended to be limiting, but merely as a basis for the claims and as a representative basis for teaching one skilled in the art to variously employ the present utility model in virtually any appropriately detailed structure.

The specification may use the word "in one embodiment," "in another embodiment," "in yet another embodiment," or "in other embodiments," which may each refer to one or more of the same or different embodiments in accordance with the utility model.

The utility model provides an inverter and a vehicle, as shown in fig. 1 to 3, the inverter comprises an inverter body 10 and at least one mounting part 20, wherein one end of the mounting part 20 is connected with the inverter body 10, the other end of the mounting part 20 far away from the inverter body 10 is connected with a rear floor sheet metal of an automobile, so that the inverter body 10 is suspended on the rear floor sheet metal of the automobile, and the inverter body 10 and the mounting part 20 are of an integrated structure.

The inverter body 10 in this scheme is suspended on floor panel beating behind the car, makes to have sufficient space between inverter body 10 and the floor panel beating behind the car to lay carpet or carpet cushion, and inverter body 10 and installation department 20 are integrated into one piece structure, can be under the prerequisite that does not increase independent support structure, and furthest has reduced vibration between whole car noise and spare part, has reduced NVH and whole car cost and weight. The technical problem that noise and vibration among parts of the whole vehicle are large, and NVH of the whole vehicle is affected in the prior art is solved.

In the present embodiment, the mounting portion 20 is manufactured by an integral stamping process.

It should be noted that in this embodiment, the vehicle further includes a carpet or carpet pad, which is laid on the automobile rear floor sheet metal, preferably, the carpet or carpet pad is generally 10mm thick.

As shown in fig. 1, the inverter body 10 is provided with at least one mounting portion 20 at each corner portion of one side facing the automobile rear floor sheet metal. Like this, every bight of dc-to-ac converter body 10 all is provided with the installation department 20 of floor panel beating connection behind the car, guarantees the reliability of dc-to-ac converter body 10 and floor panel beating connection behind the car.

Preferably, in the present embodiment, the inverter body 10 has a rectangular parallelepiped shape, and four corners of the inverter body 10 are respectively provided with one mounting portion 20.

As shown in fig. 1 and 2, the plurality of mounting portions 20 is divided into two groups, and the two groups of mounting portions 20 are symmetrically disposed on both sides of the inverter body 10. Thus, the two symmetrically arranged mounting portions 20 can further ensure the reliability of the connection between the inverter body 10 and the automobile rear floor sheet metal, and the production and the manufacture of the mounting portions 20 are facilitated.

As shown in fig. 3, the mounting portion 20 includes a connecting section 21 and a fixing section 22 connected in sequence, the connecting section 21 is connected with the inverter body 10, and the fixing section 22 is connected with a rear floor sheet metal of the automobile. Thus, the mounting portion 20 is connected with the inverter body 10 through the connecting section 21 and connected with the automobile rear floor sheet metal through the fixing section 22, so that the inverter body 10 is connected with the automobile rear floor sheet metal.

As shown in fig. 3, the connecting section 21 and the fixing section 22 are perpendicular to each other; thus, the connecting section 21 is used for lifting the inverter body 10, so that the inverter body 10 is suspended on the automobile rear floor metal plate, and the fixing section 22 is parallel to the mounting surface of the automobile rear floor metal plate, so that the fixing section 22 is conveniently connected with the automobile rear floor metal plate.

As shown in fig. 3, the inverter further includes a plurality of fixing members, and the fixing section 22 has fixing holes 221 to be fitted with the fixing members; thus, the fixing member passes through the fixing hole 221 to mount the fixing section 22 to the automobile rear floor sheet metal.

In the present embodiment, the distance from the fixed section 22 to the inverter body 10 is 20mm or more. Thus, the distance between the fixing section 22 and the inverter body 10 is greater than the thickness of the carpet or the carpet cushion block by 10mm, so that a certain interval is reserved between the carpet or the carpet cushion block and the inverter body 10, and the inverter body 10 is ensured to have good heat dissipation performance during working.

As shown in fig. 3, the mounting portion 20 further includes a plurality of first reinforcing ribs 23, and the first reinforcing ribs 23 are connected to the connecting section 21, the fixing section 22, and the inverter body 10, respectively. Thus, the first reinforcing ribs 23 strengthen the strength of the mounting portion 20, and ensure the stability of the connection between the mounting portion 20 and the automobile rear floor sheet metal.

As shown in fig. 3, there are two first reinforcing ribs 23, and the two first reinforcing ribs 23 are symmetrically disposed at both sides of the fixing section 22. In this way, the fixing member is prevented from interfering with the first reinforcing rib 23, thereby affecting the fixing member to mount the fixing section 22 to the automobile rear floor sheet metal through the fixing hole 221.

As shown in fig. 3, the mounting portion 20 further includes a plurality of second reinforcing ribs 24, and the second reinforcing ribs 24 are disposed on a side of the connection section 21 away from the fixing section 22 and connected with the inverter body 10. In this way, the second reinforcing ribs 24 further increase the strength of the mounting portion 20, preventing the mounting portion 20 from being deformed when mounted, or preventing the mounting portion 20 from being deformed when pressed.

Preferably, in the present embodiment, the number of the second reinforcing ribs 24 is three, and the three second reinforcing ribs 24 are arranged in parallel and at intervals. The length direction of the first reinforcing rib 23 is the same as the length direction of the second reinforcing rib 24.

As shown in fig. 3, the first reinforcing rib 23 and the second reinforcing rib 24 are respectively connected to different surfaces of the inverter body 10; in this way, the first reinforcing ribs 23 and the second reinforcing ribs 24 enhance the strength of the connection between the inverter body 10 and the mounting portion 20, preventing the easy breakage of the connection position of the inverter body 10 and the mounting portion 20.

As shown in fig. 1 and 3, the first reinforcing ribs 23 and the second reinforcing ribs 24 are oppositely disposed at both sides of the connection section 21; in this way, the first and second reinforcing ribs 23 and 24 enhance the strength of the connection section 21, and thus the strength of the mounting portion 20.

As shown in fig. 2, the length of the first reinforcing bead 23 is longer than the length of the second reinforcing bead 24. In this way, the length of the first reinforcing rib 23 is increased as much as possible, the connection area between the first reinforcing rib 23 and the inverter body 10 is increased, and the strength of the mounting portion 20 is further increased.

In this embodiment, the inverter body 10 includes a low-voltage input port 11, a high-voltage output port 12, and a plurality of cooling fins 13, wherein the low-voltage input port 11 and the high-voltage output port 12 are both disposed on a side wall of the inverter body 10, and the plurality of cooling fins 13 are disposed on a side of the inverter body 10 facing away from the mounting portion 20.

According to the embodiment of the utility model, the inverter body 10 can be suspended on the automobile rear floor metal plate, so that enough space is reserved between the inverter body 10 and the automobile rear floor metal plate for laying a carpet or a carpet cushion block, and the inverter body 10 and the mounting part 20 are of an integrated structure, so that the noise and the vibration among parts of the whole automobile are reduced to the greatest extent on the premise of not increasing an independent bracket structure, and the NVH (noise vibration) and the cost and weight of the whole automobile are reduced. The technical problem that noise and vibration among parts of the whole vehicle are large, and NVH of the whole vehicle is affected in the prior art is solved.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

In the description of the utility model, a "first feature" or "second feature" may include one or more of such features.

In the description of the present utility model, "plurality" means two or more.

In the description of the utility model, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other by another feature therebetween.

In the description of the utility model, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. An inverter, comprising

An inverter body (10);

at least one installation department (20), the one end of installation department (20) with inverter body (10) are connected, installation department (20) keep away from the other end and the car back floor panel beating of inverter body (10) are connected, so that inverter body (10) suspension is in on the car back floor panel beating, just inverter body (10) with installation department (20) are integrated into one piece structure.

2. The inverter according to claim 1, wherein the number of the mounting portions (20) is plural, and each corner portion of the side of the inverter body (10) facing the automobile rear floor sheet metal is provided with at least one of the mounting portions (20), respectively.

3. The inverter according to claim 1, wherein the plurality of mounting portions (20) is divided into two groups, and the two groups of mounting portions (20) are symmetrically disposed on both sides of the inverter body (10).

4. -inverter according to any one of claims 1 to 3, characterised in that the mounting part (20) comprises a connecting section (21) and a fixing section (22) connected in sequence, the connecting section (21) being connected with the inverter body (10), the fixing section (22) being connected with the rear floor panel of the car.

5. The inverter according to claim 4, characterized in that the connecting section (21) and the fixing section (22) are mutually perpendicular; and/or

The inverter further comprises a plurality of fixing pieces, and the fixing section (22) is provided with fixing holes (221) matched with the fixing pieces; and/or

The distance from the fixed section (22) to the inverter body (10) is 20mm or more.

6. The inverter according to claim 4, wherein the mounting portion (20) further comprises a plurality of first reinforcing ribs (23), the first reinforcing ribs (23) being connected with the connecting section (21), the fixing section (22) and the inverter body (10), respectively.

7. The inverter according to claim 6, wherein the number of the first reinforcing ribs (23) is two, and the two first reinforcing ribs (23) are symmetrically disposed on both sides of the fixed section (22).

8. The inverter according to claim 6, wherein the mounting portion (20) further comprises a plurality of second reinforcing ribs (24), the second reinforcing ribs (24) being provided on a side of the connection section (21) remote from the fixed section (22) and connected with the inverter body (10).

9. The inverter according to claim 8, wherein,

the first reinforcing rib (23) and the second reinforcing rib (24) are respectively connected with different surfaces of the inverter body (10); and/or

The first reinforcing ribs (23) and the second reinforcing ribs (24) are oppositely arranged at two sides of the connecting section (21); and/or

The length of the first reinforcing rib (23) is longer than that of the second reinforcing rib (24).

10. A vehicle characterized by comprising the inverter of any one of claims 1 to 9.