CN214708369U - Inverter with a voltage regulator - Google Patents
Inverter with a voltage regulator Download PDFInfo
- Publication number
- CN214708369U CN214708369U CN202121284184.0U CN202121284184U CN214708369U CN 214708369 U CN214708369 U CN 214708369U CN 202121284184 U CN202121284184 U CN 202121284184U CN 214708369 U CN214708369 U CN 214708369U
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- mounting
- waterproof
- barricade
- cap
- housing cover
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Abstract
The utility model relates to an inverter, inverter include casing and cap, have seted up the installing port on the casing, and the boss is provided with annular barricade on the lateral wall of installing port, and annular barricade is provided with waterproof barricade towards the boss on the direction of cap, and the cap setting is on the installing port of casing, and the cap respectively with annular barricade and waterproof barricade activity butt. The lateral wall arch through the installing port at the casing sets up annular barricade, and the arch is provided with waterproof barricade on annular barricade, and when cap and casing lid were fashionable, the border and the annular barricade butt of cap, waterproof barricade and cap butt to make the cap can seal the installing port well, avoided liquid to enter into in the casing from the installing port, played fine waterproof role.
Description
Technical Field
The utility model relates to a structure field of dc-to-ac converter especially relates to waterproof construction of dc-to-ac converter.
Background
The inverter is a converter which converts direct current electric energy into constant frequency, constant voltage or frequency and voltage regulation alternating current. It is composed of inverter bridge, control logic and filter circuit.
When people need to use the inverter outdoors in rainy days or in a relatively humid environment, if the waterproof structure of the shell of the inverter is poor, liquid can easily flow into the inverter, so that the internal circuit structure of the inverter is short-circuited, and the inverter is burnt out.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an inverter to solve the problem mentioned in the above-mentioned background art.
The technical scheme of the utility model is to provide an inverter, including casing and cap, the installing port has been seted up on the casing, the arch is provided with annular barricade on the lateral wall of installing port, annular barricade orientation the arch is provided with waterproof barricade on the direction of cap, the cap sets up on the installing port of casing, just the cap respectively with annular barricade reaches waterproof barricade activity butt.
In one embodiment, a sealing ring is convexly arranged on one surface of the shell cover facing the shell, and the sealing ring is movably abutted against the waterproof retaining wall.
In one embodiment, the waterproof retaining wall further comprises a bolt, a plurality of mounting posts are arranged on one surface of the shell, facing the shell cover, of the shell, each mounting post is arranged on the periphery of the waterproof retaining wall, mounting screw holes are formed in the mounting posts, a mounting groove is formed in the shell cover, a mounting through hole is formed in the bottom of the mounting groove, the mounting through hole is aligned with the mounting screw holes, one end of the bolt penetrates through the mounting through hole to be in threaded connection with the side wall of the mounting screw hole, and the shell cover is fixedly connected with the shell through the bolt.
In one embodiment, the inner side wall of the mounting groove is designed to be an arc surface, the width of the notch of the mounting groove is larger than that of the mounting through hole, and the shape of the screw head of the bolt is matched with that of the mounting groove.
In one embodiment, a first waterproof ring is arranged in the mounting groove, one side of the first waterproof ring is abutted with the screw head of the bolt, and the other side of the first waterproof ring is abutted with the side wall of the mounting groove.
In one embodiment, the height of the mounting post is less than the height of the waterproof retaining wall.
In one embodiment, the waterproof structure further comprises a second waterproof ring, the second waterproof ring is arranged on the inner side of the edge of the shell cover in a surrounding mode, when the shell cover is covered with the shell body, one side of the second waterproof ring is abutted to the annular retaining wall, and the other side of the second waterproof ring is abutted to the shell cover.
In one embodiment, the second waterproof ring is made of rubber.
The utility model has the advantages that: the lateral wall arch through the installing port at the casing sets up annular barricade, and the arch is provided with waterproof barricade on annular barricade, and when cap and casing lid were fashionable, the border and the annular barricade butt of cap, waterproof barricade and cap butt to make the cap can seal the installing port well, avoided liquid to enter into in the casing from the installing port, played fine waterproof role.
Drawings
FIG. 1 is a schematic perspective exploded view of an inverter in one direction;
fig. 2 is a schematic perspective view of the housing cover in one direction.
In the drawings, 10, an inverter; 101. a shell cover; 102. a housing; 201. an installation port; 202. an annular retaining wall; 203. a waterproof retaining wall; 301. mounting a column; 302. mounting a screw hole; 303. mounting grooves; 304. a bolt; 305. mounting a through hole; 401. and (5) sealing rings.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The following will combine the drawings of the embodiments of the present invention to further describe the technical solution of the present invention, and the present invention is not limited to the following specific embodiments.
It should be understood that the same or similar reference numerals in the drawings of the embodiments correspond to the same or similar parts. In the description of the present invention, it should be understood that if there are terms such as "upper", "lower", "front", "rear", "left", "right", "top", "bottom", etc., indicating orientations or positional relationships based on the orientations or positional relationships shown in the drawings, the description is merely for convenience of description and simplicity of description, but does not indicate or imply that the equipment or components referred to must have specific orientations, be constructed in specific orientations, and be operated, and therefore, the terms describing the positional relationships in the drawings are only used for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art will understand the specific meanings of the terms according to specific situations.
As shown in fig. 1 and fig. 2, in an embodiment, an inverter 10 includes a housing 102 and a housing cover 101, the housing 102 has a mounting opening 201, a circular retaining wall 202 is convexly disposed on a side wall of the mounting opening 201, the circular retaining wall 202 is convexly disposed toward a direction of the housing cover 101 and has a waterproof retaining wall 203, the housing cover 101 is disposed on the mounting opening 201 of the housing 102, and the housing cover 101 is movably abutted to the circular retaining wall 202 and the waterproof retaining wall 203, respectively.
Specifically, the annular retaining wall 202 surrounds the side wall around the mounting opening 201, the waterproof retaining wall 203 surrounds the annular retaining wall 202, and the waterproof retaining wall 203 is perpendicular to the annular retaining wall 202. When the housing cover 101 is closed with the housing 102, the annular retaining wall 202 and the waterproof retaining wall 203 are abutted to the housing cover 101, and the annular retaining wall 202 and the waterproof retaining wall 203 can prevent liquid from flowing into the housing 102 from a gap between the housing cover 101 and the housing 102, namely, the housing cover 101 seals the mounting port 201.
In the present embodiment, the electronic device is mounted in the housing 110, and is used for converting external direct current into alternating current, and the manner of converting external direct current into alternating current is known to those skilled in the art and can be realized, and is not described redundantly in this example, the electronic device includes an inverter bridge, a filter circuit and the like, and external direct current can be converted into alternating current when the inverter 10 is used.
In order to further enhance the waterproof effect of the inverter 10, as shown in fig. 2, in one embodiment, a sealing ring 401 is convexly disposed on a surface of the housing cover 101 facing the housing 102, and the sealing ring 401 is movably abutted against the waterproof retaining wall 203. Specifically, when the housing cover 101 and the housing 102 are closed, the sealing ring 401 will tightly abut against the waterproof retaining wall 203. Just the material of sealing washer 401 is rubber, has certain elasticity, works as sealing washer 401 with during waterproof barricade 203 butt, sealing washer 401 can receive waterproof barricade 203's extrusion produces deformation, like this sealing washer 401 can seal more effectively installing port 201.
In order to firmly cover the housing cover 101 and the housing 102 together, in an embodiment, the housing cover further includes a bolt 304, a plurality of mounting posts 301 are disposed on a surface of the housing 102 facing the housing cover 101, each mounting post 301 is disposed on a periphery of the waterproof retaining wall 203, a mounting screw hole 302 is disposed on each mounting post 301, a mounting groove 303 is disposed on the housing cover 101, a mounting through hole 305 is disposed at a bottom of the mounting groove 303, the mounting through hole 305 is aligned with the mounting screw hole 302, one end of the bolt 304 penetrates through the mounting through hole 305 to be screwed with a side wall of the mounting screw hole 302, and the housing cover 101 is fixedly connected to the housing 102 through the bolt 304. Specifically, the number of the mounting posts 301 is at least four, and the four mounting posts 301 are respectively disposed at four corners of the housing 102. When the housing cover 101 is closed with the housing 102, the mounting screw holes 302 will be aligned with the mounting through holes 305, the bolts 304 will be screwed through the mounting through holes 305 and the side walls of the mounting screw holes 302, and the head portions of the bolts 304 will be located in the mounting grooves 303. By this arrangement, the case cover 101 and the case 102 are firmly covered together.
In order to prevent water from accumulating in the mounting groove 303, in an embodiment, the inner side wall of the mounting groove 303 is configured to be an arc surface, the width of the notch of the mounting groove 303 is greater than the width of the mounting through hole 305, and the shape of the head of the bolt 304 is configured to match the shape of the mounting groove 303. Specifically, the head portion of the bolt 304 is in the shape of an inverted circular truncated cone, and the mounting groove 303 is in the shape of a funnel. When the bolt 304 passes the installation through-hole 305 with when the lateral wall spiro union of installation screw hole 302, the spiral shell head part of bolt 304 will with mounting groove 303 laminating butt has been avoided ponding in the mounting groove for the bolt rusts easily.
In order to further enhance the waterproof effect of the installation through hole 305, in one embodiment, a first waterproof ring is disposed in the installation groove 303, one side of the first waterproof ring abuts against the head of the bolt 304, and the other side of the first waterproof ring abuts against the side wall of the installation groove 303. Specifically, first waterproof circle is the rubber material, works as bolt 304 is screwed up at installation screw 302, the spiral shell head of bolt 304 with the lateral wall of mounting groove 303 will extrude first waterproof circle, makes first waterproof circle takes place deformation, and then fills up the gap between the lateral wall of bolt 304 and mounting groove 303 to seal better installation through-hole 305, strengthened installation through-hole 305's water-proof effects.
In one embodiment, the height of the mounting posts 301 is less than the height of the retaining wall 203. The setting can guarantee like this sealing washer 401 on the cap 101 with waterproof barricade 203 butt has ensured the installing port 201 is in the lid of cap 101 closes down, has good water-proof effects.
In order to further enhance the waterproof effect of the inverter 10, in one embodiment, a second waterproof ring is further included, the second waterproof ring is disposed around the inner side of the edge of the housing cover 101, when the housing cover 101 is covered with the housing 102, one side of the second waterproof ring abuts against the annular retaining wall 202, and the other side of the second waterproof ring abuts against the housing cover 101. By arranging the second waterproof ring, when the housing cover 101 is closed with the housing 102, the second waterproof ring can fill a gap between the housing cover 101 and the annular retaining wall 202, so that the waterproof effect of the inverter 10 is enhanced.
In this embodiment, the second waterproof ring is made of rubber. The rubber material has elasticity, and when the housing cover 101 and the housing 102 are closed, the second waterproof ring is deformed by the extrusion of the housing cover 101 and the housing 102, so that a gap between the housing cover 101 and the housing 102 can be completely filled, and the waterproof effect of the inverter 10 is further enhanced.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (8)
1. The utility model provides an inverter, its characterized in that, includes casing and cap, the installing port has been seted up on the casing, the arch is provided with annular barricade on the lateral wall of installing port, annular barricade orientation the arch is provided with waterproof barricade on the direction of cap, the cap sets up on the installing port of casing, just the cap respectively with annular barricade reaches waterproof barricade activity butt.
2. The inverter according to claim 1, wherein a sealing ring is convexly arranged on one surface of the shell cover facing the shell, and the sealing ring is movably abutted against the waterproof retaining wall.
3. The inverter according to claim 1, further comprising bolts, wherein a plurality of mounting posts are disposed on a surface of the housing facing the housing cover, each mounting post is disposed on a periphery of the waterproof retaining wall, mounting screw holes are formed on the mounting posts, a mounting groove is formed on the housing cover, a mounting through hole is formed at a bottom of the mounting groove, the mounting through hole is aligned with the mounting screw hole, one end of the bolt passes through the mounting through hole to be screwed with a sidewall of the mounting screw hole, and the housing cover is fixedly connected to the housing through the bolt.
4. The inverter according to claim 3, wherein the inner side wall of the mounting groove is provided as a circular arc surface, the width of the notch of the mounting groove is larger than the width of the mounting through hole, and the shape of the head of the bolt is matched with the shape of the mounting groove.
5. The inverter according to claim 3 or 4, wherein a first waterproof ring is provided in the mounting groove, one side of the first waterproof ring abuts against a screw head of the bolt, and the other side of the first waterproof ring abuts against a side wall of the mounting groove.
6. The inverter of claim 3, wherein the height of the mounting post is less than the height of the water-resistant retaining wall.
7. The inverter according to claim 1, further comprising a second waterproof ring disposed around an inner side of an edge of the housing cover, wherein when the housing cover is closed with the housing cover, one side of the second waterproof ring abuts against the annular retaining wall, and the other side of the second waterproof ring abuts against the housing cover.
8. The inverter according to claim 7, wherein the second waterproof ring is made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121284184.0U CN214708369U (en) | 2021-06-09 | 2021-06-09 | Inverter with a voltage regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121284184.0U CN214708369U (en) | 2021-06-09 | 2021-06-09 | Inverter with a voltage regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214708369U true CN214708369U (en) | 2021-11-12 |
Family
ID=78555398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121284184.0U Active CN214708369U (en) | 2021-06-09 | 2021-06-09 | Inverter with a voltage regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214708369U (en) |
-
2021
- 2021-06-09 CN CN202121284184.0U patent/CN214708369U/en active Active
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