CN219420564U - Dust protected shell structure for frequency converter - Google Patents
Dust protected shell structure for frequency converter Download PDFInfo
- Publication number
- CN219420564U CN219420564U CN202320552701.0U CN202320552701U CN219420564U CN 219420564 U CN219420564 U CN 219420564U CN 202320552701 U CN202320552701 U CN 202320552701U CN 219420564 U CN219420564 U CN 219420564U
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- Prior art keywords
- clamping
- frequency converter
- dustproof
- screen frame
- frame body
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- 239000000428 dust Substances 0.000 title description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 239000013013 elastic material Substances 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- Casings For Electric Apparatus (AREA)
Abstract
The utility model discloses a dustproof shell structure for a frequency converter, which belongs to the technical field of frequency converter equipment, and comprises a frequency converter shell, wherein the surface of the frequency converter shell is provided with a vent hole, the vent hole is connected with a dustproof mechanism, the dustproof mechanism comprises a dustproof screen frame, and a dustproof screen is connected in the dustproof screen frame; the two sides of the vent hole are provided with a pair of slide rails, the dustproof screen frame body is in sliding connection with the slide rails, the surface of the frequency converter shell is fixedly connected with a pair of clamping seats, the two clamping seats are respectively arranged at the same end of the two slide rails, and the clamping seats are provided with clamping holes; clamping rods corresponding to the clamping seats one by one are fixedly connected to the dustproof screen frame body, and clamping blocks which are in clamping connection with the clamping holes are arranged at the end parts of the clamping rods; according to the utility model, the sliding rail is arranged at the vent hole of the frequency converter shell, and the dustproof screen frame body is in sliding connection with the sliding rail, so that the dustproof screen frame body can be disassembled, the disassembly of the dustproof screen frame body is convenient, and the dustproof screen is convenient to clean.
Description
Technical Field
The utility model relates to the technical field of frequency converters, in particular to a dustproof shell structure for a frequency converter.
Background
The frequency converter is a power control device which controls the alternating current motor by changing the frequency of a working power supply of the motor by applying a frequency conversion technology and a microelectronic technology. The frequency converter mainly comprises a rectifying unit (alternating current to direct current), a filtering unit, an inverting unit (direct current to alternating current), a braking unit, a driving unit, a detecting unit micro-processing unit and the like. The frequency converter is used for adjusting the voltage and frequency of the output power supply by switching on and off the internal IGBT, and providing the required power supply voltage according to the actual requirement of the motor, so as to achieve the purposes of energy saving and speed regulation. With the continuous improvement of the degree of automation, the frequency converter is also widely applied.
When the frequency converter works, a large amount of heat can be generated in the frequency converter, so that the heat in the frequency converter can be dissipated, the frequency converter shell of the frequency converter is generally provided with vent holes on the side face of the frequency converter shell, dust can be prevented from entering the frequency converter from the outside, the vent holes are provided with dust boards, the dust boards and the frequency converter are of an integral structure, the dust boards cannot be detached, the dust boards can be fully distributed after long-term use, and the frequency converter is required to be detached integrally during cleaning, so that the cleaning is inconvenient.
Disclosure of Invention
Aiming at the technical defects, the utility model aims to provide a dustproof shell structure for a frequency converter, which is provided with a dustproof screen frame body and is detachably connected with a frequency converter shell, the dustproof screen frame body is convenient to detach, and the problem that the dustproof plate of the frequency converter shell is inconvenient to clean is solved.
In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a dustproof shell structure for a frequency converter, which comprises a frequency converter shell and is characterized in that the surface of the frequency converter shell is provided with a vent hole, a dustproof mechanism is connected to the vent hole, the dustproof mechanism comprises a dustproof net frame body, and a dustproof net is connected to the dustproof net frame body; the two sides of the vent hole are provided with a pair of sliding rails, the dustproof screen frame body is in sliding connection with the sliding rails, the surface of the frequency converter shell is fixedly connected with a pair of clamping seats, the two clamping seats are respectively arranged at the same ends of the two sliding rails, and the clamping seats are provided with clamping holes; the dustproof screen frame body is fixedly connected with clamping rods corresponding to the clamping seats one by one, clamping blocks which are clamped and connected with the clamping holes are arranged at the end parts of the clamping rods, and when the dustproof screen frame body slides to the tail end of the sliding rail, the clamping blocks are clamped in the clamping holes, so that the dustproof mechanism is fixedly installed.
As a preferable technical scheme of the utility model, the dustproof screen frame is fixedly connected with the limiting plate matched with the sliding rail, and the limiting plate is contacted with the side surface of the sliding rail, so that the dustproof screen frame is stably connected with the sliding rail.
As a preferable technical scheme of the utility model, first connecting blocks are fixedly connected to four corners in the dustproof net frame body, inserting rods are fixedly connected to the first connecting blocks, frames are arranged on the sides of the dustproof net, second connecting blocks are fixedly connected to the four corners of the frames, inserting holes which are matched and connected with the inserting rods are formed in the second connecting blocks, the diameters of the inserting holes are the same as those of the inserting rods, and the dustproof net frame body are conveniently detached, cleaned and replaced in a connecting mode of the inserting rods and the inserting holes.
As a preferable technical scheme of the utility model, the clamping seat is provided with the sliding groove matched with the clamping rod, the sliding groove is connected with the clamping hole, and the sliding groove plays a role in guiding the clamping rod, so that the clamping block can be smoothly clamped in the clamping hole.
According to the preferred technical scheme, the clamping seat is fixedly connected with the compression bar made of elastic materials, the compression bar is provided with the pressing part of the protruding structure corresponding to the clamping hole, and when the compression bar is pressed, the pressing part is inserted into the clamping hole, so that the clamping block can be separated from the clamping hole, and the dust-proof mechanism is convenient to detach.
As a preferable technical scheme of the utility model, the dustproof screen frame body is provided with the push-pull plate, so that the dustproof screen frame body can be pulled by hands conveniently.
The utility model has the beneficial effects that:
according to the utility model, the sliding rail is arranged at the vent hole of the frequency converter shell, the dustproof screen frame body is in sliding connection with the sliding rail, and the clamping seat is fixedly connected with the frequency converter shell and is matched and clamped with the dustproof screen, so that the dustproof screen frame body can be disassembled, and the dustproof screen can be cleaned conveniently.
The inserted link is arranged on the dustproof net frame body, the inserting hole is arranged on the dustproof net, and the dustproof net can be detached and replaced through the matched connection of the inserted link and the inserting hole, so that the dustproof net is convenient to clean.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic structural diagram of a transducer housing.
Fig. 3 is a schematic structural view of the dust-proof mechanism.
Fig. 4 is a schematic view of the structure of the dust screen frame.
Fig. 5 is a schematic view of the structure of the dust screen.
Fig. 6 is a schematic structural diagram of the card holder.
Fig. 7 is another angular schematic view of the card holder.
Reference numerals illustrate: 1. a frequency converter housing; 101. a vent hole; 102. a slide rail; 2. a dust-proof screen frame; 201. a limiting plate; 202. a first connection block; 203. a rod; 204. a clamping rod; 205. a clamping block; 206. a push-pull plate; 3. a dust screen; 301. a frame; 302. a second connection block; 303. a jack; 4. a clamping seat; 401. a clamping hole; 402. a chute; 403. a compression bar; 404. and a pressing part.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples: as shown in fig. 1-7, the present embodiment is a dust-proof housing structure for a frequency converter, including a frequency converter housing 1, a vent hole 101 is provided on the surface of the frequency converter housing 1, so as to facilitate ventilation and heat dissipation inside the frequency converter housing 1, the vent hole 101 is a rectangular hole and is provided on two sides of the frequency converter housing 1, a dust-proof mechanism is connected to the vent hole 101, dust is placed in the dust-proof mechanism and enters the frequency converter housing 1, the dust-proof mechanism includes a dust-proof screen frame 2, a dust-proof screen 3 is connected to the dust-proof screen frame 2, and the dust-proof screen 3 and the dust-proof screen frame 2 are detachable; the two sides of the vent hole 101 are provided with a pair of sliding rails 102, the cross section of each sliding rail 102 is of an L-shaped structure, the dustproof screen frame body 2 is in sliding connection with the corresponding sliding rail 102, a limiting plate 201 matched with the corresponding sliding rail 102 is fixedly connected to the dustproof screen frame body 2, the limiting plate 201 is in contact with the side face of the corresponding sliding rail 102, the dustproof screen frame body 2 and the corresponding sliding rail 102 slide stably, the surface of the frequency converter shell 1 is fixedly connected with a pair of clamping seats 4, the two clamping seats 4 are respectively arranged at the same ends of the two sliding rails 102, the clamping seats 4 and the sliding rail 102 are in the same straight line, and clamping holes 401 are formed in the clamping seats 4; the clamping rods 204 which are in one-to-one correspondence with the clamping seats 4 are fixedly connected to the dustproof screen frame body 2, the clamping rods 204 are elastic rods, clamping blocks 205 which are connected with the clamping holes 401 in a clamping mode are arranged at the end portions of the clamping rods 204, inclined planes are arranged on the surfaces of the clamping blocks 205, the clamping blocks 205 are conveniently clamped in the clamping holes 401, when the dustproof screen frame body 2 slides to the tail end of the sliding rail 102, the clamping blocks 205 on the clamping rods 204 are clamped in the clamping holes 401, and accordingly the dustproof screen frame body 2 is fixedly installed, the dustproof mechanism can be detached from the frequency converter shell body 1, and cleaning of the dustproof mechanism is facilitated.
As shown in fig. 4-5, the four corners department fixedly connected with first connecting block 202 in the dust screen frame body 2, fixedly connected with inserted bar 203 on the first connecting block 202, dust screen 3 avris is equipped with frame 301, the four corners department fixedly connected with second connecting block 302 of frame 301, be equipped with the jack 303 of being connected with inserted bar 203 cooperation on the second connecting block 302, jack 303 is the same with inserted bar 203 diameter size, through inserted bar 203, the connected mode of jack 303, the dust screen 3 dismantlement has been made things convenient for, clearance and change, and be equipped with push-and-pull board 206 on the dust screen frame body 2, make things convenient for the staff to stimulate dust screen frame body 2.
As shown in fig. 6-7, a sliding groove 402 matched with the clamping rod 204 is formed in the clamping seat 4, the sliding groove 402 is connected with the clamping hole 401, the sliding groove 402 plays a guiding role on the clamping rod 204, the clamping block 205 can be smoothly clamped in the clamping hole 401, a pressing rod 403 made of elastic materials is fixedly connected to the clamping seat 4, the pressing rod 403 is arranged on the upper surface of the clamping seat 4, a pressing part 404 of a protruding structure corresponding to the clamping hole 401 is arranged on the pressing rod 403, the pressing part 404 is inserted into the clamping hole 401 when the pressing rod 403 is pressed, the pressing part 404 contacts with the clamping block 205 and ejects the clamping block 205 out of the clamping hole 401, the clamping block 205 is separated from the clamping hole 401, and therefore the dust screen frame 2 is detached from the frequency converter shell 1.
According to the utility model, the dustproof screen frame body 2 is connected to the sliding rail 102 in a sliding way, when the dustproof screen frame body 2 slides to the tail end of the sliding rail 102, the clamping rod 204 is clamped with the clamping seat 4, so that the dustproof mechanism is fixed, and when the dustproof screen frame body is disassembled, the clamping rod 204 is separated from the clamping seat 4 by pressing the pressing rod 403, so that the dustproof mechanism is disassembled from the frequency converter shell 1, the frequency converter shell 1 is not required to be integrally disassembled, and the cleaning of the dustproof mechanism is facilitated.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (6)
1. The dustproof shell structure for the frequency converter comprises a frequency converter shell (1) and is characterized in that a vent hole (101) is formed in the surface of the frequency converter shell (1), a dustproof mechanism is connected to the vent hole (101), the dustproof mechanism comprises a dustproof screen frame body (2), and a dustproof screen (3) is connected to the dustproof screen frame body (2);
a pair of sliding rails (102) are arranged on two sides of the vent hole (101), the dustproof screen frame body (2) is in sliding connection with the sliding rails (102), a pair of clamping seats (4) are fixedly connected to the surface of the frequency converter shell (1), the two clamping seats (4) are respectively arranged at the same ends of the two sliding rails (102), and clamping holes (401) are formed in the clamping seats (4);
clamping rods (204) which are in one-to-one correspondence with the clamping seats (4) are fixedly connected to the dustproof screen frame body (2), and clamping blocks (205) which are in clamping connection with the clamping holes (401) are arranged at the end parts of the clamping rods (204).
2. A dust-proof casing structure for a frequency converter according to claim 1, wherein the dust-proof screen frame (2) is fixedly connected with a limiting plate (201) matched with the sliding rail (102).
3. The dustproof shell structure for the frequency converter according to claim 2, wherein first connecting blocks (202) are fixedly connected to four corners in the dustproof screen frame body (2), inserting rods (203) are fixedly connected to the first connecting blocks (202), side frames (301) are arranged on the side sides of the dustproof screen (3), second connecting blocks (302) are fixedly connected to four corners of the side frames (301), and inserting holes (303) matched and connected with the inserting rods (203) are formed in the second connecting blocks (302).
4. A dust-proof housing structure for a frequency converter according to claim 3, characterized in that the clamping seat (4) is provided with a sliding groove (402) matched with the clamping rod (204), and the sliding groove (402) is connected with the clamping hole (401).
5. The dustproof housing structure for a frequency converter according to claim 4, wherein a pressing rod (403) made of elastic material is fixedly connected to the clamping seat (4), and a pressing part (404) of a protruding structure corresponding to the clamping hole (401) is arranged on the pressing rod (403).
6. A dust-proof housing structure for a frequency converter according to claim 5, characterized in that the dust-proof screen frame (2) is provided with a push-pull plate (206).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320552701.0U CN219420564U (en) | 2023-03-21 | 2023-03-21 | Dust protected shell structure for frequency converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320552701.0U CN219420564U (en) | 2023-03-21 | 2023-03-21 | Dust protected shell structure for frequency converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219420564U true CN219420564U (en) | 2023-07-25 |
Family
ID=87239549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320552701.0U Active CN219420564U (en) | 2023-03-21 | 2023-03-21 | Dust protected shell structure for frequency converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219420564U (en) |
-
2023
- 2023-03-21 CN CN202320552701.0U patent/CN219420564U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A dustproof housing structure for frequency converters Effective date of registration: 20231012 Granted publication date: 20230725 Pledgee: Zhejiang Haiyan rural commercial bank Limited by Share Ltd. Pledgor: ZHEJIANG EACN ELECTRONIC SCIENCE & TECHNOLOGY Co.,Ltd. Registration number: Y2023330002293 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |