CN211701905U - Frequency converter plastic casing structure - Google Patents
Frequency converter plastic casing structure Download PDFInfo
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- CN211701905U CN211701905U CN202020352529.0U CN202020352529U CN211701905U CN 211701905 U CN211701905 U CN 211701905U CN 202020352529 U CN202020352529 U CN 202020352529U CN 211701905 U CN211701905 U CN 211701905U
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Abstract
The utility model discloses a converter plastic casing structure, including plastic casing's main part, be used for preventing that a large amount of dust from getting into the dustproof construction of main part, be used for preventing that the main part is inside to get into a large amount of humid air's dampproofing structure and be used for protecting the main part and prevent the crashproof protection architecture of damage, the bottom of main part all is provided with the supporting leg in its four interior angle departments, first vent has been seted up to the inside bottom of main part, the second vent has been seted up to the inside both sides of main part, radiator fan is installed in first vent department to the inside bottom of main part, dustproof construction installs in the bottom of main part and the both sides of main part, dampproofing structural fixation installs in the inside both sides of main part. The utility model discloses simple structure, whole dustproof effect is better, and dampproofing effect is better, and when receiving the striking, buffering shock-absorbing capacity is stronger to make and to protect internal element not fragile, the practicality is higher.
Description
Technical Field
The utility model relates to a converter equipment field specifically is a converter plastic casing structure.
Background
The frequency converter is an electric control device which applies a frequency conversion technology and a microelectronic technology and controls an alternating current motor by changing the frequency mode of a working power supply of the motor, generally comprises a shell and internal components, generates heat when working, and is provided with vents and cooling fans.
However, the existing frequency converter shell has the following disadvantages:
1. when the inside of shell is ventilated and cooled through the cooling fan, external dust easily enters into the inside of shell, so easily form a large amount of dust for a long time and store up to influence the normal use of converter, and some shells can be provided with the filtration mesh rather than the integral type in air inlet department, these filtration meshes are after filtering the dust for a long time, owing to be not convenient for clear up, the condition that the jam was piled up to the dust easily appears, thereby lead to influencing cooling fan's radiating effect.
2. The inside dampproofing effect of shell is relatively poor, and when the converter was closed and inside entering humid air, the inside component of fragile converter, simultaneously, the both sides anticollision effect of shell is relatively poor, receives when the striking in the both sides of shell, and the easy directness is transmitted the inside to the shell with vibrations and is damaged the internal element, causes the unnecessary loss.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a plastic shell structure of a frequency converter, which solves the problem that when the traditional frequency converter shell is used for ventilating and radiating the interior of the shell through a radiating fan, external dust easily enters the shell, a large amount of dust is easily accumulated for a long time, thereby affecting the normal use of the frequency converter, and some shells are provided with filter meshes integrated with the shell at an air inlet, after the filter meshes filter dust for a long time, the filter meshes are inconvenient to clean, the situation of dust accumulation and blockage easily occurs, thereby affecting the radiating effect of the radiating fan, and the moisture-proof effect in the shell is poor, when the frequency converter is closed and the interior enters humid air, the elements in the frequency converter are easily damaged, meanwhile, the anti-collision effect on the two sides of the shell is poor, when the two sides of the shell are impacted, the vibration is easily and directly transmitted to the interior of the shell, thereby damaging the internal elements, causing unnecessary loss.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a converter plastic casing structure, includes plastic casing's main part, is used for preventing that a large amount of dust from getting into the dustproof construction of main part, is used for preventing that the main part is inside to get into the dampproofing structure of a large amount of humid air and is used for protecting the main part and prevents the crashproof protective structure of damage, the bottom of main part is being close to all being provided with the supporting leg in its four interior angle departments, first vent has been seted up to the inside bottom of main part, the second vent has been seted up to the inside both sides of main part, radiator fan is installed in first vent department in the inside bottom of main part, dustproof construction installs in the bottom of main part and the both sides of main part, dampproofing structure fixed mounting is in the inside both sides of main part, just dampproofing structure is close to the second vent department in the inside both.
Preferably, the opening directions of the second ventilation opening close to one side of the outer part of the main body are all designed in a downward inclined angle mode.
Preferably, dustproof construction includes the magnet, filters otter board and dustproof deflector, the magnet is provided with two, two equal fixed mounting in the bottom of main part of magnet, and two the magnet is located the both sides of first vent respectively, the area of filtering the otter board is greater than first vent, just it adopts the iron material to make to filter the otter board, the top of filtering the otter board is passed through magnetic adsorption and is connected with two magnets, dustproof deflector is the L type, dustproof deflector is provided with two, two dustproof deflector fixed mounting is close to in two second vent departments in main part both sides respectively, and two the L type turn end of dustproof deflector all is towards the below in the main part.
Preferably, dampproofing structure includes two dampproofing silica gel boards, two dampproofing silica gel board all is in the inside both sides of two main parts through installed part fixed mounting, and two dampproofing silica gel board is close to respectively in two second vent departments.
Preferably, the areas of the two moisture-proof silica gel plates are larger than the area of the second ventilation opening.
Preferably, the anticollision protection structure includes two anticollision boards and four springs, two the anticollision board is installed in the both sides of main part through a plurality of telescopic connection pole respectively, four two liang of a set of, same group of springs the both ends of spring respectively with anticollision board and main part fixed connection, and same group the spring is close to respectively in the upper and lower end of main part.
The utility model provides a converter plastic casing structure possesses following beneficial effect:
(1) the utility model discloses a be provided with dustproof construction, make and carry out the during operation at converter and radiator fan, can intercept the filtration through filtering the dust that the otter board got into to first vent department, and can intercept the direction through the dust of two dustproof deflectors to second vent department, thereby effectual reduction dust gets into to the inside of main part, the dustproof effect of shell has been improved greatly on the whole, and when follow-up needs carry out the dust clearance to filtering the otter board, can directly pull down the filtration otter board and clear up, thereby effectually prevent to filter the otter board and cause the jam because of the dust is more, normal work that has then avoided influencing radiator fan.
(2) The utility model discloses a set up dampproofing structure and anticollision protection structure for when the converter is closed, can absorb humid air through two dampproofing silica gel boards, thereby avoid the inside component of converter to damage because of humid air, simultaneously, when receiving the striking in the outside both sides of main part, can cushion the shock attenuation through two crashproof board cooperation springs to the striking that receives, then effectual vibrations of having avoided the striking to produce damage the inside component of converter.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a top view of the bumper plate of the present invention;
FIG. 3 is a side view of the moisture-proof silica gel plate of the present invention;
fig. 4 is an enlarged schematic view of a point a in fig. 1.
In the figure: 1. a main body; 2. a first vent; 3. a second vent; 4. a heat radiation fan; 5. a magnet; 6. a filter screen plate; 7. a dust-proof guide plate; 8. a moisture-proof silica gel plate; 9. an anti-collision plate; 10. a spring; 11. a telescopic connecting rod.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1-4, the utility model provides a technical solution: a plastic shell structure of a frequency converter comprises a main body 1 of a plastic shell, a dustproof structure for preventing a large amount of dust from entering the main body 1, a moistureproof structure for preventing a large amount of moist air from entering the main body 1 and an anti-collision protection structure for protecting the main body 1 from collision damage, the bottom of the main body 1 is provided with supporting legs close to four inner corners of the main body, the bottom end in the main body 1 is provided with a first ventilation opening 2, two sides of the inside of the main body 1 are provided with second ventilation openings 3, the bottom of the inside of the main body 1 is provided with a heat radiation fan 4 at the first ventilation opening 2, the dustproof structures are arranged at the bottom of the main body 1 and at two sides of the main body 1, the moistureproof structures are fixedly arranged at two sides of the inner part of the main body 1, and the dampproof structure is close to the second ventilation openings 3 at the two sides in the main body 1, and the anti-collision protection structures are arranged at the two sides outside the main body 1.
The opening directions of the second ventilation opening 3 close to one side of the outer part of the main body 1 are all designed in an inclined downward angle, so that falling dust can be prevented from entering the inner part of the main body 1 preliminarily;
the dustproof structure comprises two magnet stones 5, two magnet stones 5 and two magnet stones 5 which are respectively arranged at two sides of the first vent 2, the area of the filter screen plate 6 is larger than that of the first vent 2, the filter screen plate 6 is made of iron materials, the top of the filter screen plate 6 is connected with the two magnet stones 5 through magnetic adsorption, the dustproof guide plate 7 is L-shaped, the dustproof guide plate 7 is provided with two, the dustproof guide plates 7 are respectively fixedly arranged at two sides of the main body 1 and close to the two second vent 3, and the L-shaped turning ends of the dustproof guide plates 7 face the lower part of the main body 1, so that when the frequency converter and the cooling fan 4 work, the dust at the first vent 2 can be intercepted and filtered through the filter screen plate 6, therefore, dust entering the main body 1 from the first air vent 2 is effectively reduced, the dust at the second air vent 3 can be intercepted and guided through the dustproof guide plate 7, the dust entering the main body 1 from the second air inlet is effectively reduced, the subsequent cleaning work on the filter screen plate 6 is required, and the filter screen plate 6 is connected with the magnet 5 at the bottom of the main body 1 through magnetic adsorption, so that the filter screen plate 6 can be directly detached for cleaning work, and the blockage of the filter screen plate 6 due to more dust is effectively avoided;
it can be understood that when the frequency converter starts to work, the cooling fan 4 starts to work at the same time;
the moisture-proof structure comprises two moisture-proof silica gel plates 8, the two moisture-proof silica gel plates 8 are fixedly arranged on two sides of the interiors of the two main bodies 1 through mounting pieces, and the two moisture-proof silica gel plates 8 are close to the two second ventilation openings 3 respectively, so that when the frequency converter is closed, due to the moisture absorption effect of the moisture-proof silica gel plates 8, moist air entering the interiors of the main bodies 1 can be absorbed and adsorbed through the two moisture-proof silica gel plates 8, and therefore elements in the frequency converter are prevented from being damaged due to the moist air;
the areas of the two moisture-proof silica gel plates 8 are larger than the area of the second air vent 3, so that the moisture-proof silica gel plates 8 are convenient for absorbing and adsorbing the moist air passing through the second air vent 3;
anticollision protection structure includes two anticollision boards 9 and four springs 10, two anticollision board 9 is installed in the both sides of main part 1 through a plurality of telescopic link 11 respectively, four spring 10 two liang of a set, same group spring 10's both ends respectively with anticollision board 9 and main part 1 fixed connection, and same group spring 10 is close to respectively in the upper and lower end of main part 1, when the both sides of main part 1 received the striking, can move through two anticollision boards 9 cooperation telescopic link 11 and spring 10, cushions the shock attenuation to the striking that receives, and the effectual 1 inner member of reduction main part has avoided causing 1 inner member of main part to damage because of the vibrations that the striking received.
The working principle is as follows: when the frequency converter and the cooling fan 4 work, the dust at the first vent hole 2 can be intercepted and filtered through the filter screen plate 6, so that the dust entering the inside of the main body 1 from the first vent hole 2 is effectively reduced, the dust at the second vent hole 3 can be intercepted and guided through the dustproof guide plate 7, the dust entering the inside of the main body 1 from the second air inlet is effectively reduced, the filter screen plate 6 needs to be cleaned subsequently, because the filter screen plate 6 is connected with the magnet 5 at the bottom of the main body 1 through magnetic adsorption, the filter screen plate 6 can be directly detached for cleaning, the blockage of the filter screen plate 6 due to more dust is effectively avoided, and when the frequency converter is closed, because the moisture-proof silica gel plate 8 has the function of moisture absorption, the moisture-proof air entering the main body 1 can be absorbed and adsorbed through the two moisture-proof silica gel plates 8, thereby avoid the inside component of converter to damage because of humid air, and when the converter begins working next time, can carry out drying process to two crashproof silica gel boards through the heat that disperses, so that used repeatedly, at last, when the both sides of main part 1 received the striking, can cooperate telescopic link 11 and spring 10 through two crashproof boards 9, remove, the shock attenuation is cushioned to the striking that receives, the effectual vibrations that 1 internal component of reduction main part received because of the striking, avoided causing 1 internal component of main part to damage.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a converter plastic casing structure, includes main part (1) of plastic casing, is used for preventing that a large amount of dust from getting into the dustproof construction of main part (1), is used for preventing that main part (1) is inside to get into the dampproofing structure of a large amount of humid air and is used for protecting main part (1) to prevent the crashproof protection architecture of collision damage, its characterized in that: the bottom of main part (1) is being close to and all is being provided with the supporting leg in its four internal angle departments, first vent (2) have been seted up to the inside bottom of main part (1), second vent (3) have been seted up to the inside both sides of main part (1), radiator fan (4) are installed in first vent (2) department to the inside bottom of main part (1), dustproof construction installs in the bottom of main part (1) and the both sides of main part (1), dampproofing structure fixed mounting is in the inside both sides of main part (1), just dampproofing structure is close to in second vent (3) department of main part (1) inside both sides, anticollision protection architecture installs in the outside both sides of main part (1).
2. The plastic casing structure of frequency converter according to claim 1, characterized in that: the opening direction of the second ventilation opening (3) close to one side of the outer part of the main body (1) is designed in a downward inclined angle mode.
3. The plastic casing structure of frequency converter according to claim 1, characterized in that: the dustproof structure comprises a magnet (5), a filter screen plate (6) and a dustproof guide plate (7), the two magnet stones (5) are fixedly arranged at the bottom of the main body (1), the two pieces of the magnet (5) are respectively positioned at two sides of the first ventilation opening (2), the area of the filter screen plate (6) is larger than that of the first ventilation opening (2), the filter screen plate (6) is made of iron materials, the top of the filter screen plate (6) is connected with the two magnet stones (5) through magnetic adsorption, the dustproof guide plates (7) are L-shaped, two dustproof guide plates (7) are arranged, the two dustproof guide plates (7) are respectively and fixedly arranged at the positions, close to the two second ventilation openings (3), of the two sides of the main body (1), and the L-shaped turning ends of the two dustproof guide plates (7) face to the lower part of the main body (1).
4. The plastic casing structure of frequency converter according to claim 1, characterized in that: dampproofing structure includes two dampproofing silica gel boards (8), two dampproofing silica gel board (8) all through installed part fixed mounting in the inside both sides of two main parts (1), and two dampproofing silica gel board (8) are close to respectively in two second ventilation openings (3) departments.
5. The plastic casing structure of frequency converter according to claim 4, characterized in that: the areas of the two moisture-proof silica gel plates (8) are larger than the area of the second ventilation opening (3).
6. The plastic casing structure of frequency converter according to claim 1, characterized in that: anticollision protective structure includes two anticollision board (9) and four springs (10), two anticollision board (9) are installed in the both sides of main part (1), four respectively through a plurality of telescopic connection pole (11) spring (10) two liang of a set of, same group the both ends of spring (10) respectively with anticollision board (9) and main part (1) fixed connection, and same group spring (10) are close to respectively in the upper and lower end of main part (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020352529.0U CN211701905U (en) | 2020-03-19 | 2020-03-19 | Frequency converter plastic casing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020352529.0U CN211701905U (en) | 2020-03-19 | 2020-03-19 | Frequency converter plastic casing structure |
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| Publication Number | Publication Date |
|---|---|
| CN211701905U true CN211701905U (en) | 2020-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020352529.0U Active CN211701905U (en) | 2020-03-19 | 2020-03-19 | Frequency converter plastic casing structure |
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| CN (1) | CN211701905U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114828496A (en) * | 2022-05-12 | 2022-07-29 | 深圳巨力神电气有限公司 | Novel converter easily dispels heat |
| CN115220507A (en) * | 2022-09-21 | 2022-10-21 | 山西万家寨水控水利机电科技服务有限公司 | Novel integrated motor with leakage protection device |
-
2020
- 2020-03-19 CN CN202020352529.0U patent/CN211701905U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114828496A (en) * | 2022-05-12 | 2022-07-29 | 深圳巨力神电气有限公司 | Novel converter easily dispels heat |
| CN114828496B (en) * | 2022-05-12 | 2024-02-20 | 瑞安市安川电子有限公司 | Novel easy heat dissipation converter |
| CN115220507A (en) * | 2022-09-21 | 2022-10-21 | 山西万家寨水控水利机电科技服务有限公司 | Novel integrated motor with leakage protection device |
| CN115220507B (en) * | 2022-09-21 | 2022-12-16 | 山西万家寨水控水利机电科技服务有限公司 | Novel integrated motor with leakage protection device |
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