CN206524317U - A kind of error-proof structure and SPM - Google Patents

Abstract

The utility model provides a fool-proof structure, which is arranged on the bottom plate and the outer frame of the intelligent power module, including: a fool-proof column and a fool-proof groove, and the fool-proof pillar and the fool-proof groove are respectively arranged on the bottom plate of the intelligent power module On the outer frame, the shape and position of the fool-proof column and the fool-proof groove are adapted. Through the above method, the utility model provides a fool-proof structure. Fool-proof pillars and fool-proof grooves are provided on the bottom plate and outer frame of the intelligent power module to ensure that the bottom plate and the outer frame of the intelligent power module can be assembled correctly.

Description

A fool-proof structure and intelligent power module

technical field

The utility model relates to a fool-proof structure, in particular to a fool-proof structure for an intelligent power module.

Background technique

The existing intelligent power module base plate and outer frame rely on visual inspection of the assembly direction when assembling, as shown in Figure 1, when the outer frame 1 and base plate 2 are assembled together, there may be misoperations in reverse assembly during the process, while the intelligent power module The functions on the base plate 2 are asymmetrical, and once installed in reverse, the function of the intelligent power module will be invalidated, requiring reassembly, which will result in waste of production operations.

Utility model content

The purpose of the utility model is to provide a fool-proof structure to ensure that the bottom plate and the outer frame of the intelligent power module can be assembled correctly.

In order to achieve the above purpose, the utility model provides a fool-proof structure, which is arranged on the bottom plate and the outer frame of the intelligent power module, including: On the bottom plate and the outer frame of the intelligent power module, the shapes and positions of the fool-proof posts and the fool-proof slots are adapted.

According to the fool-proof structure of the present invention, fool-proof pillars and fool-proof grooves are arranged on the bottom plate and the outer frame of the intelligent power module to ensure that the bottom plate and the outer frame of the intelligent power module can be assembled correctly.

Preferably, the foolproof posts are located on the bottom plate of the intelligent power module, and the foolproof grooves are located on the outer frame of the intelligent power module.

Preferably, the foolproof post is located on the outer frame of the intelligent power module, and the foolproof groove is located on the bottom plate of the intelligent power module.

Preferably, an intelligent power module is provided with one or more pairs of the fool-proof post and the fool-proof slot, and the positions and shapes of the fool-proof post and the fool-proof slot are adapted.

Preferably, the one or more pairs of fool-proof posts and fool-proof slots are distributed asymmetrically on an intelligent power module.

Preferably, the anti-fooling post is a cylinder, and the anti-fooling groove is adapted to the shape of the anti-fooling post.

The utility model also provides an intelligent power module, which includes the above-mentioned fool-proof structure.

Description of drawings

The above-mentioned and/or additional aspects and advantages of the utility model will become apparent and easy to understand from the following description of the embodiments in conjunction with the accompanying drawings, wherein:

FIG. 1 is a schematic sectional view of an assembly of an existing intelligent power module;

FIG. 2 is a schematic cross-sectional view of an intelligent power module equipped with a fool-proof structure according to an embodiment of the present invention.

3 is a schematic cross-sectional view of an intelligent power module equipped with a fool-proof structure according to another embodiment of the present invention.

detailed description

Embodiments of the present invention are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary, and are only used to explain the present invention, and cannot be construed as limiting the present invention.

The following disclosure provides many different embodiments or examples for realizing different structures of the present invention. To simplify the disclosure of the present invention, components and arrangements of specific examples are described below. Of course, they are only examples, and the purpose is not to limit the utility model. Furthermore, the present invention may repeat reference numerals and/or letters in different instances. This repetition is for the purpose of simplicity and clarity and does not in itself indicate a relationship between the various embodiments and/or arrangements discussed.

In the description of the present utility model, it should be noted that, unless otherwise specified and limited, the terms "installation", "connection", "connection" and "connection" should be understood in a broad sense, for example, it can be a mechanical connection or an electrical connection , may also be the internal communication of two elements, may be directly connected, or may be indirectly connected through an intermediary, and those of ordinary skill in the art can understand the specific meanings of the above terms according to specific situations.

These and other aspects of embodiments of the present invention will become apparent with reference to the following description and drawings. In these descriptions and drawings, some specific implementations of the embodiments of the present invention are specifically disclosed to represent some ways of implementing the principles of the embodiments of the present invention, but it should be understood that the embodiments of the present invention The range is not limited by this. On the contrary, the embodiments of the present invention include all changes, modifications and equivalents falling within the spirit and scope of the appended claims.

Figure 2 shows the fool-proof structure provided by an embodiment of the present invention, including: fool-proof column 5 and fool-proof slot 6, said fool-proof post 5 is located on the outer frame 3 of the intelligent power module, said fool-proof slot 6 is located on the base plate 4 of the intelligent power module. Preferably, the fool-proof column 5 and the fool-proof groove 6 are located in the non-functional area of the outer frame 3 and the bottom plate 4, and the fool-proof pillar 5 is adapted to the shape and position of the fool-proof groove 6, so The anti-fooling post 5 can be a cylinder or other suitable shape, and the shape of the anti-fooling groove 6 is adapted to the shape of the anti-fooling post 5 . In other implementations of this embodiment, there may also be multiple pairs of fool-proof posts and fool-proof grooves, and the position and shape of the fool-proof grooves are adapted to the corresponding fool-proof posts. Preferably, the multiple pairs of fool-proof Columns and fool-proof slots are distributed asymmetrically on an intelligent power module to achieve fool-proof effects.

Figure 3 is a fool-proof structure according to another embodiment of the present invention, including: a fool-proof post 10 and a fool-proof slot 9, the fool-proof post 10 is located on the bottom plate 8 of the intelligent power module, and the fool-proof slot 9 is located on the outer frame 7 of the intelligent power module. Preferably, the fool-proof post 10 and the fool-proof groove 9 are located in the non-functional area of the bottom plate 8 and the outer frame 7, and the fool-proof post 10 is adapted to the shape and position of the fool-proof groove 9, so The anti-fooling post 10 can be a cylinder or other suitable shape, and the shape of the anti-fooling groove 9 is adapted to the shape of the anti-fooling post 10 . In other implementations of this embodiment, there may also be multiple pairs of fool-proof posts and fool-proof grooves, and the position and shape of the fool-proof grooves are adapted to the corresponding fool-proof posts. Preferably, the multiple pairs of fool-proof Columns and fool-proof slots are distributed asymmetrically on an intelligent power module to achieve fool-proof effects.

Through the above method, the fool-proof structure provided by the utility model can play a fool-proof effect by simply adding or subtracting materials to the non-functional positions when the bottom plate and the outer frame are combined, preventing misoperation during assembly and ensuring smart power The base plate and outer frame of the module can be assembled correctly.

The utility model also provides an intelligent power module, including the above-mentioned fool-proof structure.

The above is only an embodiment of the utility model, and does not limit the patent scope of the utility model. Any equivalent structure or equivalent process conversion made by using the content of the specification of the utility model, or directly or indirectly used in other related technologies Fields are all included in the scope of patent protection of the utility model in the same way.

In the description of this specification, descriptions referring to the terms "one embodiment", "some embodiments", "example", "specific examples", or "some examples" mean that specific features described in connection with the embodiment or example , structures, materials or features are included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (7)

1. a kind of error-proof structure, is arranged on the bottom plate and outer framework of SPM, it is characterised in that including：Fool proof post With fool proof groove, the fool proof post and fool proof groove are separately positioned on the bottom plate and outer framework of SPM, the fool proof post It is adapted with the shape of fool proof groove and position.

2. error-proof structure according to claim 1, it is characterised in that the fool proof post is located at the bottom plate of SPM On, the fool proof groove is located on the outer framework of SPM.

3. error-proof structure according to claim 1, it is characterised in that the fool proof post is located at the housing of SPM On frame, the fool proof groove is located on the bottom plate of SPM.

4. error-proof structure according to claim 1, it is characterised in that be provided with a pair or many on a SPM To the fool proof post and fool proof groove, the location and shape of the fool proof post and fool proof groove are adapted.

5. error-proof structure according to claim 4, it is characterised in that the pair of or multipair fool proof post and fool proof groove are one Mal-distribution on individual SPM.

6. error-proof structure according to claim 5, it is characterised in that the fool proof post is cylinder, the fool proof groove with The shape of the fool proof post is adapted.

7. a kind of SPM, it is characterised in that including the error-proof structure described in claim any one of 1-6.