CN220629175U - Frequency converter with protective structure - Google Patents
Frequency converter with protective structure Download PDFInfo
- Publication number
- CN220629175U CN220629175U CN202322364330.6U CN202322364330U CN220629175U CN 220629175 U CN220629175 U CN 220629175U CN 202322364330 U CN202322364330 U CN 202322364330U CN 220629175 U CN220629175 U CN 220629175U
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- Prior art keywords
- limiting
- plate
- filter plate
- filter
- frequency converter
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- 230000001681 protective effect Effects 0.000 title claims abstract description 28
- 244000309464 bull Species 0.000 claims 3
- 239000000428 dust Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model relates to a frequency converter with a protection structure, which belongs to the technical field of frequency converters and comprises a frequency converter main body, wherein a protection shell is arranged on the outer side of the frequency converter main body, and a filter plate is arranged at an air outlet of the protection shell through a limiting assembly; the limiting assembly comprises a limiting plate, a limiting rod and a rotating rod, wherein the protective shell is provided with a mounting plate, one end of the rotating rod is fixed on the limiting plate, the other end of the rotating rod is movably connected with the mounting plate, the limiting plate is provided with a plurality of limiting rods, and the filter plate and the mounting plate are movably connected with the limiting rod. According to the utility model, the filter plate is limited by adopting the limiting assembly consisting of the limiting plate, the limiting rod and the rotating rod, when the filter plate is disassembled, the limiting plate is pulled out in a direction far away from the filter plate, and the rotating rod is taken as an axis to rotate the limiting plate until the limiting plate does not shade the filter plate any more, and the filter plate can be taken down; when the filter plate is installed, the limiting plate is pushed to the direction of the filter plate, so that the filter plate can be fixed, and the filter plate is very convenient.
Description
Technical Field
The utility model belongs to the technical field of frequency converters, and particularly relates to a frequency converter with a protection structure.
Background
The main function of the frequency converter is to speed the motor, the frequency converter main body can generate heat in the working process, if dustproof measures cannot be taken, when the conductive dust (dust) covered on the frequency converter main body is too much or the cooling fin on the frequency converter main body is blocked by the conductive dust (dust), the circuit temperature can be raised, the tripping phenomenon can occur, and the main circuit is possibly short-circuited when serious.
In order to avoid the phenomenon, a vent is usually formed in a protective shell of the frequency converter, a cooling fin and a cooling fan are arranged on one side of the frequency converter body to dissipate heat, and meanwhile, a filter screen is arranged at the vent to avoid dust entering the protective shell. In order to prevent dust from blocking filter holes on the filter screen and affecting the heat dissipation effect, the filter screen needs to be detached for cleaning after a period of use. The current common method for installing the filter screen is to fix the filter screen on the protective shell through a plurality of screws, and when the filter screen needs to be frequently disassembled and installed, the filter screen is inconvenient.
Disclosure of Invention
In order to solve the problems in the prior art, the utility model provides a frequency converter with a protective structure, wherein a limiting assembly consisting of a limiting plate, a limiting rod and a rotating rod is adopted to limit a filter plate; when the filter plate is installed, the filter plate is placed at the initial position, then the limiting plate is pushed towards the direction of the filter plate until the free end of the limiting rod passes through the mounting plate on the protective shell, and the filter plate can be fixed, so that the filter plate is very convenient.
The aim of the utility model can be achieved by the following technical scheme:
the frequency converter with the protection structure comprises a frequency converter main body, wherein a protection shell is arranged on the outer side of the frequency converter main body, and a filter plate is arranged at an air outlet of the protection shell through a limiting assembly;
the limiting assembly comprises a limiting plate, a limiting rod and a rotating rod, wherein the protective shell is provided with a mounting plate, one end of the rotating rod is fixed on the limiting plate, the other end of the rotating rod is movably connected with the mounting plate, a plurality of limiting rods are arranged on the limiting plate, and the filter plate and the mounting plate are movably connected with the limiting rod.
As a preferable technical scheme of the utility model, one end of the rotating rod, which is far away from the limiting plate, is provided with a limiting protrusion, and the limiting protrusion is positioned on one side of the mounting plate, which is far away from the limiting plate.
As a preferable technical scheme of the utility model, the mounting plate is provided with a plurality of limiting holes, and the limiting holes are in one-to-one correspondence with the limiting rods.
As a preferable technical scheme of the utility model, the diameter of the free end of the limiting rod is slightly smaller than that of the fixed end, one side of the free end of the limiting rod is provided with an anti-slip part, and the anti-slip part is movably connected with the limiting hole.
As a preferable technical scheme of the utility model, a limit groove is formed in one side, far away from the mounting plate, of the filter plate, and when the filter plate is mounted, the limit plate is arranged in the limit groove, and the side face of the limit plate is flush with the side face of the filter plate.
As a preferable technical scheme of the utility model, one side of the limiting plate is provided with the handle, and the limiting plate is conveniently pulled out of the limiting groove by arranging the handle.
The beneficial effects of the utility model are as follows:
the filter plate is limited by adopting a limiting assembly consisting of the limiting plate, the limiting rod and the rotating rod, when the filter plate is disassembled, the limiting plate is pulled out in a direction far away from the filter plate, and the rotating rod is taken as an axis to rotate the limiting plate until the limiting plate does not shade the filter plate any more, and the filter plate can be taken down; when the filter plate is installed, the filter plate is placed at an initial position, and then the limiting plate is pushed towards the direction of the filter plate until the free end of the limiting rod passes through the installation plate on the protective shell, so that the filter plate can be fixed. Compared with the prior art, the method has the advantages that the filter plate can be fixed by using a plurality of screws, and the method adopting the limiting assembly is more convenient.
Drawings
The present utility model is further described below with reference to the accompanying drawings for the convenience of understanding by those skilled in the art.
FIG. 1 is a front view of the present utility model;
FIG. 2 is a side cross-sectional view of the present utility model;
FIG. 3 is an enlarged view at A of FIG. 2;
description of main reference numerals:
in the figure: 1. a frequency converter main body; 2. a protective housing; 21. a mounting plate; 3. a limit component; 31. a limiting plate; 311. a limit protrusion; 32. a limit rod; 33. a rotating rod; 34. a handle; 4. and (5) a filter plate.
Detailed Description
In order to further describe the technical means and effects adopted by the utility model for achieving the preset aim, the following detailed description is given below of the specific implementation, structure, characteristics and effects according to the utility model with reference to the attached drawings and the preferred embodiment.
Referring to fig. 1-3, the device is secured in a designated position during use by a mounting bracket. The utility model provides a converter with protective structure, includes converter main part 1, and the output shaft of converter main part 1 and motor carries out the speed governing through converter main part 1 to the motor, and the outside of converter main part 1 is provided with protective housing 2, protects converter main part 1 through protective housing 2, not only can avoid the dust to enter into protective housing 2 in, also safer when using moreover. The air outlet of the protective shell 2 is provided with a filter plate 4 through a limiting component 3, conductive dust (dust) is filtered through the filter plate 4, and one side of the frequency converter main body 1, which is close to the air outlet, is provided with a cooling fan. Similarly, the filter plate 4 can also be mounted at the air inlet of the protective housing 2 through the limiting component 3.
As shown in fig. 2 and 3, the limiting assembly 3 includes a limiting plate 31, a limiting rod 32 and a rotating rod 33, the protective housing 2 is provided with a mounting plate 21, one end of the rotating rod 33 is fixed on the limiting plate 31, the other end of the rotating rod 33 is movably connected with the mounting plate 21, the rotating rod 33 can horizontally move relative to the mounting plate 21 and also can rotate by taking the rotating rod as an axis, the limiting plate 31 is provided with a plurality of limiting rods 32, and the filter plate 4 and the mounting plate 21 are movably connected with the limiting rods 32.
When the filter plate 4 is disassembled, the limiting plate 31 is pulled out in a direction away from the filter plate 4, and the limiting plate 31 is rotated by taking the rotating rod 33 as an axis until the limiting plate 31 does not shield the filter plate 4 any more, the filter plate 4 can be taken down.
When the filter plate 4 is installed, the filter plate 4 is placed at the initial position, the direction of the limiting plate 31 is adjusted to the designated direction, and then the limiting plate 31 is pushed towards the direction of the filter plate 4 until the free end of the limiting rod 32 passes through the mounting plate 21 on the protective shell 2, so that the filter plate 4 can be fixed.
Compared with the prior art, the method for fixing the filter plate 4 by using a plurality of screws is more convenient, and the limiting assembly 3 is adopted.
In a preferred embodiment, as shown in fig. 2 and 3, a limiting protrusion 311 is disposed at one end of the rotating rod 33 away from the limiting plate 31, and the limiting protrusion 311 is located at one side of the mounting plate 21 away from the limiting plate 31. When the filter plate 4 needs to be detached, the limiting plate 31 needs to be pulled out in a direction away from the mounting plate 21, and the rotating rod 33 can be prevented from falling off from the mounting plate 21 by the limiting protrusion 311.
In a preferred embodiment, as shown in fig. 3, a plurality of limiting holes are formed in the mounting plate 21, the limiting holes are in one-to-one correspondence with the limiting rods 32, and a plurality of limiting channels are formed in the filter plate 4. When the filter plate 4 is installed, the free end of the limiting rod 32 passes through the corresponding limiting channel and is placed in the corresponding limiting hole. By providing a plurality of stop bars 32, the installation is made more stable.
In the preferred embodiment, the diameter of the free end of the limiting rod 32 is slightly smaller than that of the fixed end, and the diameter of the limiting hole is slightly smaller than that of the limiting channel, so that the limiting rod 32 can be more quickly penetrated through the limiting channel on the filter plate 4. An anti-slip part is arranged on one side of the free end of the limiting rod 32 and is movably connected with the limiting hole, and friction force between the limiting rod 32 and the limiting hole can be increased by arranging the anti-slip part, so that the filter plate 4 is more stably installed. When a certain pulling force is applied to the limiting rod 32, the limiting rod 32 can be pulled out of the limiting hole.
In a preferred embodiment, as shown in fig. 3, a limit groove is formed on one side of the filter plate 4 away from the mounting plate 21, and when the filter plate 4 is mounted, the limit plate 31 is placed in the limit groove and the side surface of the limit plate 31 is flush with the side surface of the filter plate 4.
In a preferred embodiment, as shown in fig. 1 and 3, a handle 34 is arranged on one side of the limiting plate 31, and the limiting plate 31 is conveniently pulled out of the limiting groove by arranging the handle 34.
The working principle and the using flow of the utility model are as follows:
when the filter plate 4 needs to be disassembled, the handle 34 is held by hand, the handle 34 is pulled out in a direction away from the filter plate 4 until the free end of the limiting rod 32 is moved out of the filter plate 4, and the limiting plate 31 is rotated by taking the rotating rod 33 as an axis until the limiting plate 31 stops when the limiting plate 31 no longer blocks the filter plate 4, namely, the filter plate 4 is taken down from the protective shell 2, so that the filter plate is quite convenient.
The present utility model is not limited to the above embodiments, but is capable of modification and variation in detail, and other modifications and variations can be made by those skilled in the art without departing from the scope of the present utility model.
Claims (6)
1. Frequency converter with protective structure, including converter main part (1), its characterized in that: the outer side of the frequency converter main body (1) is provided with a protective shell (2), and a filter plate (4) is arranged at an air outlet of the protective shell (2) through a limiting assembly (3);
limiting component (3) are including limiting plate (31), gag lever post (32) and bull stick (33), be provided with mounting panel (21) on protective housing (2), the one end of bull stick (33) is fixed on limiting plate (31), the other end and the mounting panel (21) swing joint of bull stick (33), be provided with a plurality of gag lever posts (32) on limiting plate (31), filter (4) and mounting panel (21) all with gag lever post (32) swing joint.
2. A transducer with protective structure according to claim 1, wherein: one end of the rotating rod (33) far away from the limiting plate (31) is provided with a limiting protrusion (311), and the limiting protrusion (311) is positioned on one side of the mounting plate (21) far away from the limiting plate (31).
3. A transducer with protective structure according to claim 1, wherein: a plurality of limiting holes are formed in the mounting plate (21), and the limiting holes correspond to the limiting rods (32) one by one.
4. A transducer with protective structure according to claim 3, wherein: the diameter of the free end of the limiting rod (32) is slightly smaller than that of the fixed end, an anti-slip part is arranged on one side of the free end of the limiting rod (32), and the anti-slip part is movably connected with the limiting hole.
5. A transducer with protective structure according to claim 3, wherein: a limit groove is formed in one side, far away from the mounting plate (21), of the filter plate (4), and when the filter plate (4) is mounted, the limit plate (31) is arranged in the limit groove, and the side face of the limit plate (31) is flush with the side face of the filter plate (4).
6. The frequency converter with protection structure according to claim 5, wherein: one side of the limiting plate (31) is provided with a handle (34), and the limiting plate (31) is conveniently pulled out of the limiting groove through the handle (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322364330.6U CN220629175U (en) | 2023-08-31 | 2023-08-31 | Frequency converter with protective structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322364330.6U CN220629175U (en) | 2023-08-31 | 2023-08-31 | Frequency converter with protective structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220629175U true CN220629175U (en) | 2024-03-19 |
Family
ID=90223023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322364330.6U Active CN220629175U (en) | 2023-08-31 | 2023-08-31 | Frequency converter with protective structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220629175U (en) |
-
2023
- 2023-08-31 CN CN202322364330.6U patent/CN220629175U/en active Active
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| GR01 | Patent grant |