CN215186427U - Frequency converter structure - Google Patents
Frequency converter structure Download PDFInfo
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- CN215186427U CN215186427U CN202121055911.6U CN202121055911U CN215186427U CN 215186427 U CN215186427 U CN 215186427U CN 202121055911 U CN202121055911 U CN 202121055911U CN 215186427 U CN215186427 U CN 215186427U
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Abstract
The utility model discloses a frequency converter structure, which comprises a mounting seat and a shell, wherein the mounting seat is provided with a first mounting surface for mounting a circuit board and a second mounting surface for mounting a radiator, the side edge of the mounting seat is annularly provided with a groove, an elastic waterproof part is sleeved in the groove, and the inner wall of the shell and the elastic waterproof part are arranged in an interference fit manner; the fixing component comprises a screw and a threaded hole, the threaded hole is formed in the shell, the screw is in threaded connection with the threaded hole, and the mounting seat is provided with a threaded through hole. Compared with the prior art, the structure has stronger overall waterproof performance and stronger practicability. When the shell is fixed, the screw is located the second installation face, namely the bottom of the installation seat, and the position setting is such that the situation that the screw is affected with damp and rusts is avoided, and the whole waterproof effect of the structure is further enhanced.
Description
Technical Field
The utility model relates to a converter structure.
Background
The frequency conversion water pump of prior art places outdoors throughout the year, is full of wind-blown sunshine and rain, and wherein the inside circuit board that is equipped with of water pump converter, if the circuit board intake will lead to faults such as converter short circuit burnout, consequently to placing in outdoor frequency conversion water pump the waterproof performance of converter especially crucial. In the waterproof structure in the prior art, because the screw is exposed, the screw is easily oxidized and rusted due to dampness, the screw is difficult to screw down even due to rusting after a long time, and the hole position of the screw is more likely to be a notch for water to permeate into the inside of the frequency converter, so that the waterproof performance is not tight enough.
Disclosure of Invention
The embodiment of the utility model provides a purpose provides a converter structure, the holistic fixed part of this structure all is located the bottom, has better prevention of seepage water effect.
In order to achieve the above object, an embodiment of the present invention provides a frequency converter structure, which includes a mounting base and a housing, wherein the mounting base is provided with a first mounting surface for mounting a circuit board and a second mounting surface for mounting a heat sink, a groove is annularly provided on a side edge of the mounting base, an elastic waterproof member is sleeved in the groove, and an inner wall of the housing and the elastic waterproof member are in interference fit;
still include fixed part, fixed part includes screw and screw hole, the screw hole set up in inside the shell, the screw with screw hole threaded connection, the mount pad is provided with the screw through-hole, the screw according to the preface through second installation face, mount pad and first installation face with screw hole threaded connection.
Compared with the prior art, the shell inner wall is interference fit with the elastic waterproof piece and is arranged, so that the overall waterproof performance of the structure is greatly improved, and the structure has high practicability. In addition, in this embodiment, during fixed shell, utilize the screw to pass second installation face, screw through-hole and first installation face in proper order and screw hole connection, its installation back that finishes, this structure is when the user state, and the screw is located the second installation face, the bottom of mount pad promptly, and the situation setting of so has avoided the screw to wet the rusty condition emergence, makes further enhancement to the whole water-proof effects of this structure.
As an improvement of the above, the elastic waterproof member includes a rubber ring.
As an improvement of the scheme, a threaded column is fixedly arranged inside the shell, and the threaded hole is formed in the threaded column.
As a modification of the above, the fixing member is provided with four sets.
As the improvement of the scheme, the outer part of the shell is provided with a convex edge, and the convex edge is arranged outside the second mounting surface in a protruding mode.
The method has the following specific beneficial effects:
1. the convex edge is arranged outside the shell and is arranged outside the second mounting surface in a protruding mode, so that when the structure is in a use state, the convex edge is arranged in a protruding mode downwards, the screw is integrally protected, the effect of preventing water from splashing is achieved on the screw, and the waterproof effect of the structure is further enhanced;
2. the inside fixed screw thread post that is provided with of shell, the screw hole is seted up on the screw thread post. The arrangement of the single threaded column can enhance the integral connection strength and rigidity of the fixing part and improve the integral installation and fixing stability of the structure;
3. in order to further improve the mounting and fixing effects of the fixing parts, the overall shape of the shell is rectangular, and four groups of fixing parts are uniformly arranged at 4 corners inside the shell.
Drawings
Fig. 1 is a schematic structural view of an elastic waterproof member according to an embodiment of the present invention;
fig. 2 is a specific structure diagram of the first mounting surface in the embodiment of the present invention;
FIG. 3 is a detailed structural diagram of the threaded post according to an embodiment of the present invention;
fig. 4 is a detailed structure diagram of the screw according to the embodiment of the present invention.
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 efforts belong to the protection scope of the present invention.
Referring to fig. 1 and 2, fig. 1 is a schematic structural view of an elastic waterproof member 8 in an embodiment of the present invention, and fig. 2 is a specific structural view of a first mounting surface 4 in an embodiment of the present invention.
The utility model provides a converter structure, includes mount pad 1 and shell 2, wherein, mount pad 1 is provided with the first installation face 4 that supplies the installation of circuit board 3 and supplies the second installation face 6 of 5 installations of radiator, and recess 7 is seted up to the surrounding type of 1 side of mount pad, and recess 7 endotheca is equipped with elasticity waterproof piece 8, and in this embodiment, elasticity waterproof piece 8 is the rubber circle.
Referring to fig. 3 and 4, fig. 3 is a specific structural view of the threaded post 12 in the embodiment of the present invention, and fig. 4 is a specific structural view of the screw 9 in the embodiment of the present invention.
Further, this structure still includes fixed part, and fixed part includes screw 9 and screw hole 10, and screw hole 10 sets up inside shell 2, and screw 9 and screw hole 10 threaded connection, mount pad 1 are provided with the screw through-hole that supplies screw 9 to connect, and screw 9 is in proper order through second installation face 6, mount pad 1 and first installation face 4 and screw hole 10 threaded connection.
It should be noted that, in this embodiment, the width of recess 7 is less than the width of elastic waterproof piece 8, so when installing elastic waterproof piece 8, elastic waterproof piece 8 will have partly outstanding recess 7 outside, when the lid closes shell 2, 2 inner walls of shell and elastic waterproof piece 8 are the interference fit setting, through such setting, have greatly improved the whole waterproof performance of this structure, have stronger practicality. In addition, in this embodiment, when fixing shell 2, utilize screw 9 to pass second installation face 6, screw through-hole and first installation face 4 in proper order and be connected with screw hole 10, its installation back that finishes, this structure is when using, and screw 9 is located second installation face 6, the bottom of mount pad 1 promptly, and the situation of getting damp and rusty has been avoided screw 9 to take place in the position setting like this, makes further enhancement to the whole water-proof effects of this structure.
More preferably, in this embodiment, the outer casing 2 is provided with the convex edge 11 in the outside, and the convex edge 11 protrudes from the second mounting surface 6, so when this structure is in a use state, the convex edge 11 protrudes downwards, and the screw 9 is integrally protected, so that the effect of preventing water from splashing is achieved on the screw 9, and the waterproof effect of this structure is further enhanced.
Preferably, in the present embodiment, a threaded post 12 is fixedly disposed inside the housing 2, and the threaded hole 10 is opened on the threaded post 12. The arrangement of the independent threaded columns 12 can enhance the overall connection strength and rigidity of the fixing parts and improve the overall installation and fixing stability of the structure.
Preferably, in the present embodiment, in order to further improve the mounting and fixing effect of the fixing parts, the overall shape of the housing 2 is rectangular, and four groups of fixing parts are provided, which are uniformly arranged at 4 corners inside the housing 2.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations are also considered as the protection scope of the present invention.
Claims (5)
1. A frequency converter structure comprises a mounting seat and a shell, wherein the mounting seat is provided with a first mounting surface for mounting a circuit board and a second mounting surface for mounting a radiator;
still include fixed part, fixed part includes screw and screw hole, the screw hole set up in inside the shell, the screw with screw hole threaded connection, the mount pad is provided with the screw through-hole, the screw according to the preface through second installation face, mount pad and first installation face with screw hole threaded connection.
2. A frequency converter structure according to claim 1, characterized in that said elastic flashing comprises a rubber ring.
3. The frequency converter structure according to claim 1, characterized in that a threaded post is fixedly arranged inside the housing, and the threaded hole is opened on the threaded post.
4. A frequency converter structure according to any one of claims 1-3, characterized in that there are four groups of said fixed parts.
5. The frequency converter structure according to claim 1, characterized in that a convex edge is provided on the outer side of the housing, and the convex edge is protrudingly provided outside the second mounting surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121055911.6U CN215186427U (en) | 2021-05-17 | 2021-05-17 | Frequency converter structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121055911.6U CN215186427U (en) | 2021-05-17 | 2021-05-17 | Frequency converter structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215186427U true CN215186427U (en) | 2021-12-14 |
Family
ID=79370780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121055911.6U Active CN215186427U (en) | 2021-05-17 | 2021-05-17 | Frequency converter structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215186427U (en) |
-
2021
- 2021-05-17 CN CN202121055911.6U patent/CN215186427U/en active Active
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