CN203761243U - Frequency converter with plastic housing and middle part mounting rack - Google Patents
Frequency converter with plastic housing and middle part mounting rack Download PDFInfo
- Publication number
- CN203761243U CN203761243U CN201320835222.6U CN201320835222U CN203761243U CN 203761243 U CN203761243 U CN 203761243U CN 201320835222 U CN201320835222 U CN 201320835222U CN 203761243 U CN203761243 U CN 203761243U
- Authority
- CN
- China
- Prior art keywords
- panel beating
- frequency converter
- housing
- lower casing
- plastic shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000010009 beating Methods 0.000 claims description 51
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 16
- 229910052742 iron Inorganic materials 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 6
- 230000005855 radiation Effects 0.000 claims description 3
- 239000002184 metal Substances 0.000 abstract description 5
- 229910052751 metal Inorganic materials 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model provides a frequency converter with a plastic housing and a middle part mounting rack. The frequency converter with the plastic housing comprises the housing, the middle part mounting rack, and a radiator assembly and a driver board installed in the housing. The housing comprises an upper housing and a lower housing fastened with each other. The middle part mounting rack comprises a metal plate ring and fixing plates. The two fixing plates are respectively connected with the inner sides of the left side and the right side of the metal plate ring and are vertical to the plane the metal plate ring is in. The metal plate ring is sleeved on the outer side of the housing, and the two fixing plates are respectively adhered to the outer sides of the left side wall and the right side wall of the lower housing. The fixing plate and the left side wall and the right side wall of the lower housing are respectively provided with corresponding fixing holes and the radiator assembly is fixed with the fixing plates through screws which are disposed in the fixing holes of the fixing plates and the side wall of the lower housing. The frequency converter realizes fixation of the radiator assembly through the fixing plates, so that the radiator assembly, the plastic housing, and the middle part mounting rack are connected into a rigid integrated one, and intensity of the whole machine is greatly improved.
Description
Technical field
The utility model relates to frequency converter field, more particularly, relates to a kind of frequency converter and middle part installing rack with plastic shell.
Background technology
Frequency converter is application converter technique and microelectric technique, controls the electric control appliance of alternating current motor by changing machine operation supply frequency mode.Along with improving constantly of industrial automatization, frequency converter has also obtained application very widely.Frequency converter is mainly comprised of rectification (AC-DC), filtering, inversion (direct current becomes interchange), brake unit, driver element, detecting unit microprocessing unit etc.And frequency converter is for the protection of the shell of above-mentioned internal element, conventionally adopt sheet metal component or plastic parts to make.
In adopting the frequency converter of plastic shell, the mode of installing in order to realize middle part, need to be used middle-part installing piece conventionally.This middle-part installing piece can be realized air passage portion and driving and control section isolation in rack, thereby reach, is convenient to the object that safeguard in air channel.
Because middle-part installing piece will bear the weight of frequency converter complete machine, so must be firmly, reliably.The many employings of the middle-part installing piece of plastic shell frequency converter are in the market the modes of reserved fixing hole on plastic shell directly.But because the weight capacity of plastic shell itself is limited, when frequency converter complete machine self is heavier, use for a long time in the environment of vibration again, tend to occur that intensity is dangerous.In addition because the weight capacity of plastic shell itself is limited, directly cause the power of frequency converter complete machine cannot accomplish greatly.
Utility model content
The technical problems to be solved in the utility model is, for the limited problem of above-mentioned plastic casing shell of frequency converter load-bearing, provides a kind of frequency converter and middle part installing rack with plastic shell.
The technical scheme that the utility model solves the problems of the technologies described above is, a kind of frequency converter with plastic shell is provided, comprise the housing of being made by plastic material, the middle part installing rack of being made by panel beating material and be arranged on heat sink assembly and the drive plate in described housing, wherein: described housing comprises upper casing and the lower casing of mutual fastening; Middle part installing rack comprises that panel beating ring and two are positioned at the fixed heads of panel beating ring below, and these two fixed heads be connected respectively to panel beating ring the right and left inner side and perpendicular to panel beating ring place plane; Described panel beating is located on the outside of housing and the outside that two fixed heads are affixed on respectively the left and right sidewall of lower casing; On the left and right sidewall of described fixed head and lower casing, having respectively corresponding fixing hole and described heat sink assembly fixes by screw and the described fixed head of the fixing hole through fixed head and lower case side wall.
In the frequency converter with plastic shell described in the utility model, described heat sink assembly is arranged in lower casing by bottom iron plate.
In the frequency converter with plastic shell described in the utility model, described heat sink assembly be included as the rectifier cell heat radiation on drive plate the first radiator, be the second radiator of inversion element radiating and the keyset that the first radiator and the second radiator is spliced into one.
In the frequency converter with plastic shell described in the utility model, the both sides of described heat sink assembly are resisted against respectively the inner side of the left and right sidewall of lower casing.
In the frequency converter with plastic shell described in the utility model, described panel beating ring is the sheet perpendicular to housing sidewall, and this panel beating ring is provided with installing hole.
In the frequency converter with plastic shell described in the utility model, described panel beating is located on the binding site of upper casing and lower casing, and the height of described fixed head and the height of lower casing match.
In the frequency converter with plastic shell described in the utility model, the left and right sidewall of described drive plate and lower casing and bottom iron plate form air channel, and described heat sink assembly is positioned at this air channel.
In the frequency converter with plastic shell described in the utility model, described panel beating ring and fixed head one.
The utility model also provides a kind of middle part installing rack, comprises that panel beating ring and two are positioned at the fixed heads of panel beating ring below, and these two fixed heads be connected respectively to panel beating ring the right and left inner side and perpendicular to panel beating ring place plane; Described fixed head is provided with fixing hole.
In the installing rack of middle part described in the utility model, described panel beating ring is sheet perpendicular to fixed head, and this panel beating ring is provided with installing hole.
The frequency converter and the middle part installing rack that the utlity model has plastic shell have following beneficial effect: by the fixed head being connected with panel beating ring, realize the fixing of heat sink assembly, make heat sink assembly, plastic shell and middle part installing rack be linked to be a rigid unitary, greatly improved the intensity of complete machine, for complete machine power ascension lays the first stone.
Accompanying drawing explanation
Fig. 1 is the schematic diagram that the utlity model has the frequency converter embodiment of plastic shell.
Fig. 2 is the explosive view in Fig. 1 with the frequency converter of plastic shell.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
As shown in Figure 1-2, be the schematic diagram that the utlity model has the frequency converter embodiment of plastic shell.The frequency converter with plastic shell in the present embodiment comprises housing, middle part installing rack 20, heat sink assembly 31 and drive plate etc., and its middle shell comprises upper casing 11 and the lower casing 12 of mutual fastening, and this upper casing 11 and lower casing 12 are made by plastic material respectively; Middle part installing rack 20 is made by panel beating material, and comprise that panel beating ring 21 and two are positioned at the fixed heads 22 of panel beating ring 21 belows (panel beating ring 21 can be integrated with fixed head 22), and these two fixed heads 22 be connected respectively to panel beating ring 21 the right and left inner side and perpendicular to panel beating ring 21 place planes (this panel beating ring 21 is for sheet and perpendicular to housing sidewall); Heat sink assembly 31 and drive plate etc. are installed in housing.
In the present embodiment, panel beating ring 21 is placed on the outside of housing and the outside that two fixed heads 22 are affixed on respectively the left and right sidewall of lower casing 12.On the left and right sidewall of fixed head 22 and lower casing 12, there is respectively corresponding fixing hole, and heat sink assembly 31 is fixing by screw and the fixed head 22 of the fixing hole through fixed head 22 and lower casing 12 sidewalls.
The above-mentioned frequency converter with plastic shell, by middle part installing rack 20 fixing internal heat sink assemblies, make Inner heat sink assembly, plastic shell etc. be linked as a rigid unitary with middle part installing rack 20, thereby greatly improved the intensity of middle part mounting structure, for complete machine power ascension lays the foundation.
In the above-mentioned frequency converter with plastic shell, pitch match between the left and right sidewall of the spacing of two fixed heads 22 and lower casing 12, and the inner side shape of panel beating ring 21 is mated with the shape and size of shell with size, thereby when panel beating ring 21 is placed on outside housing, the outside of housing is close in its inner side.This panel beating ring 21 can be placed on the binding site of upper casing 11 and lower casing 12, and the height of the height of fixed head 22 and lower casing 12 matches.
Especially, above-mentioned heat sink assembly 31 is arranged in lower casing 12 by bottom iron plate 32, and bottom iron plate 32 is fixed on the bottom of lower casing 12 by screw etc., and heat sink assembly 31 is fixed on the upper surface of bottom iron plate 32.And, above-mentioned heat sink assembly be included as the heat radiation of rectifier cell on drive plate the first radiator, be the second radiator of the inversion element radiating on drive plate and the keyset that the first radiator and the second radiator is spliced into one.After above-mentioned the first radiator and the splicing of the second radiator, its width mates with the width of lower casing 12, it is the inner side that the both sides of heat sink assembly 31 are resisted against respectively the left and right sidewall of lower casing 12, and the face of the left and right sidewall of being close to lower casing 12 of this heat sink assembly 31 is provided with screw, thereby screw can be screwed to this screw through the fixing hole on the sidewall of fixed head 22 and lower casing 12, realizes the fixing of heat sink assembly 31.
For ease of the air channel to frequency converter, safeguard, drive plate is arranged between the upper casing 11 and lower casing 12 in housing, thereby the left and right sidewall of this drive plate and lower casing 12 and bottom iron plate 32 form air channel, and heat sink assembly 31 is positioned at this air channel.
In addition, on panel beating ring 21, can establish installing hole, thereby frequency converter whole machine installation is arrived to particular device.
The utility model also provides a kind of middle part installing rack, comprises that panel beating ring and two are positioned at the fixed heads of panel beating ring below, and these two fixed heads be connected respectively to panel beating ring the right and left inner side and perpendicular to panel beating ring place plane; Above-mentioned fixed head is provided with fixing hole.
In above-mentioned middle part installing rack, panel beating ring is provided with installing hole.And panel beating ring can be one-body molded with two fixed heads.
The above; it is only preferably embodiment of the utility model; but protection range of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement, within all should being encompassed in protection range of the present utility model.Therefore, protection range of the present utility model should be as the criterion with the protection range of claim.
Claims (10)
1. a frequency converter with plastic shell, it is characterized in that: comprise the housing of being made by plastic material, the middle part installing rack of being made by panel beating material and be arranged on heat sink assembly and the drive plate in described housing, wherein: described housing comprises upper casing and the lower casing of mutual fastening; Middle part installing rack comprises that panel beating ring and two are positioned at the fixed heads of panel beating ring below, and these two fixed heads be connected respectively to panel beating ring the right and left inner side and perpendicular to panel beating ring place plane; Described panel beating is located on the outside of housing and the outside that two fixed heads are affixed on respectively the left and right sidewall of lower casing; On the left and right sidewall of described fixed head and lower casing, having respectively corresponding fixing hole and described heat sink assembly fixes by screw and the described fixed head of the fixing hole through fixed head and lower case side wall.
2. the frequency converter with plastic shell according to claim 1, is characterized in that: described heat sink assembly is arranged in lower casing by bottom iron plate.
3. the frequency converter with plastic shell according to claim 2, is characterized in that: described heat sink assembly be included as the rectifier cell heat radiation on drive plate the first radiator, be the second radiator of inversion element radiating and the keyset that the first radiator and the second radiator is spliced into one.
4. the frequency converter with plastic shell according to claim 3, is characterized in that: the both sides of described heat sink assembly are resisted against respectively the inner side of the left and right sidewall of lower casing.
5. the frequency converter with plastic shell according to claim 1, is characterized in that: described panel beating ring is the sheet perpendicular to housing sidewall, and this panel beating ring is provided with installing hole.
6. the frequency converter with plastic shell according to claim 1, is characterized in that: described panel beating is located on the binding site of upper casing and lower casing, and the height of described fixed head and the height of lower casing match.
7. the frequency converter with plastic shell according to claim 2, is characterized in that: the left and right sidewall of described drive plate and lower casing and bottom iron plate form air channel, and described heat sink assembly is positioned at this air channel.
8. according to the frequency converter with plastic shell described in any one in claim 1-7, it is characterized in that: described panel beating ring and fixed head one.
9. a middle part installing rack, is characterized in that: comprise that panel beating ring and two are positioned at the fixed heads of panel beating ring below, and these two fixed heads be connected respectively to panel beating ring the right and left inner side and perpendicular to panel beating ring place plane; Described fixed head is provided with fixing hole.
10. middle part according to claim 9 installing rack, is characterized in that: described panel beating ring is sheet perpendicular to fixed head, and this panel beating ring is provided with installing hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320835222.6U CN203761243U (en) | 2013-12-17 | 2013-12-17 | Frequency converter with plastic housing and middle part mounting rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320835222.6U CN203761243U (en) | 2013-12-17 | 2013-12-17 | Frequency converter with plastic housing and middle part mounting rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203761243U true CN203761243U (en) | 2014-08-06 |
Family
ID=51256477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320835222.6U Expired - Lifetime CN203761243U (en) | 2013-12-17 | 2013-12-17 | Frequency converter with plastic housing and middle part mounting rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203761243U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110492715A (en) * | 2018-05-15 | 2019-11-22 | 株洲中车时代电气股份有限公司 | A kind of converter module mounting rack and installation method |
-
2013
- 2013-12-17 CN CN201320835222.6U patent/CN203761243U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110492715A (en) * | 2018-05-15 | 2019-11-22 | 株洲中车时代电气股份有限公司 | A kind of converter module mounting rack and installation method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140806 |