CN207053383U - A kind of split type frequency converter - Google Patents
A kind of split type frequency converter Download PDFInfo
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- CN207053383U CN207053383U CN201721089905.6U CN201721089905U CN207053383U CN 207053383 U CN207053383 U CN 207053383U CN 201721089905 U CN201721089905 U CN 201721089905U CN 207053383 U CN207053383 U CN 207053383U
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- installation cavity
- lower house
- upper shell
- main part
- frequency converter
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Abstract
It the utility model is related to a kind of split type frequency converter, PCBA board including housing and in housing, the housing includes upper shell and lower house, upper shell is provided with the first installation cavity, master control borad in PCBA board is arranged in the first installation cavity, lower house is connected on upper shell to close the first installation cavity, lower house is made of aluminium section bar, lower house includes bottom plate and multiple heat-dissipating fins of setting is integrally formed with bottom plate, lower house is provided with fan connecting hole to connect fan, and connected on bottom plate provided with wire guide with the first installation cavity, fan is powered by the power circuit on master control borad.The utility model has the advantages of good heat dissipation effect, simple in construction, easy for installation, compact-sized.
Description
Technical field
It the utility model is related to controller manufacturing field, more particularly to a kind of split type frequency converter.
Background technology
With the development of science and technology, frequency converter is gradually widely used.Frequency converter mainly includes housing and is arranged in housing
PCBA (Printed Circuit Board Assembly's writes a Chinese character in simplified form, and the printed circuit integrates) plate in portion, integrate in the PCBA board
There is connector.Housing is typically made up of the upper shell and lower house two parts being connected with each other, and inside upper shell and lower house
Between form installation cavity, PCBA is fixed in installation cavity.
The heating of frequency converter is as caused by internal loss.In the loss of frequency converter each several part mainly based on main circuit,
98% is accounted for, control circuit accounts for 2%.In order to ensure that frequency converter normal reliable is run, it is necessary to which frequency converter is radiated.
In the prior art, fin and the fan installation for radiating are arranged in installation cavity afterwards in the circuit board, increase
The volume of housing, also, because the stop of housing can not all shed heat, influence the using effect of frequency converter.
Utility model content
In order to solve the above problems, the purpose of this utility model is to provide a kind of good heat dissipation effect, simple in construction, installation
Convenient, compact-sized split type frequency converter.
In order to realize above-mentioned purpose, the utility model employs following technical scheme：
A kind of split type frequency converter, including housing and the PCBA board in housing, the housing include upper shell and
Lower house, upper shell are provided with the first installation cavity, and the master control borad in PCBA board is arranged in the first installation cavity, and lower house is connected to
To close the first installation cavity on upper shell, lower house is made of aluminium section bar, and lower house includes bottom plate and is integrally formed with bottom plate
The multiple heat-dissipating fins set, lower house are provided with fan connecting hole to connect fan, and are provided with bottom plate wire guide and the
One installation cavity is connected, and fan is powered by the power circuit on master control borad.
Preferably, it is connected between upper shell and lower house by the second buckle and the second neck.
Preferably, lower house bottom plate is provided with capacitor openings groove, the master control borad being arranged in the first mounting groove, account for thereon
Installed by the reverse side of wiring board with the larger electric capacity of volume and exposed downwards from capacitor openings groove.
Preferably, the PCBA board includes the master control borad provided with governor circuit, communication interface and provided with communication interface electricity
The communication platelet on road, upper shell include main part and the dust cap installed in main part, set in the main part of upper shell
There is the first installation cavity being correspondingly arranged with lower house, concave shape can into the second installation cavity, dust cap downwards for main part upper table
Remove and install in main part to close the second installation cavity, master control borad is arranged in the first installation cavity, and communication platelet is arranged on the
In two installation cavitys, main part, which is provided with some interface slots, connects the first installation cavity and the second installation cavity, and main part is provided with
It is open correspondingly with communication interface.
Preferably, the side wall of upper shell main part be provided with ventilating opening make the first installation cavity and the second installation cavity with it is outer
Portion connects.
Preferably, the main part of upper shell is provided with some first necks, dust cap is provided with and first neck
First buckle of matching, grafting cooperation between dust cap and main part.
Preferably, master control borad stretches into the second installation cavity provided with socket from interface slot, communication platelet and master control borad it
Between connected in a manner of contact pin.
Above-mentioned split type frequency converter, lower house is integrally used as radiating, compared to the radiator structure of the frequency converter of prior art,
The installation for reducing installation fin takes, and fin and fan are exposed, can accelerate distributing for heat, heat dispersion is excellent.
Brief description of the drawings
Fig. 1 is the explosive view of upper shell in the utility model.
Fig. 2 is the structural representation of lower house in the utility model.
Fig. 3 is Fig. 2 side view.
Wherein：11st, the main part of upper shell, 111, interface slot, 112, opening corresponding with communication interface, 113, first
Neck, the 114, second buckle, 115, ventilating opening, 12, dust cap, the 121, first buckle, 2, lower house, 21, bottom plate, 211, wire
Hole, 212, capacitor openings groove, 22, heat-dissipating fin, 23, fan connecting hole, the 24, second neck.
Embodiment
The preferred embodiment of this patent is described in further detail below in conjunction with the accompanying drawings.
A kind of split type frequency converter, including housing and the PCBA board in housing, the housing include upper and lower snapping
Upper shell and lower house 2, the PCBA board includes provided with the master control borad of governor circuit, communication interface and provided with communication interface electricity
The communication platelet on road.
Upper shell includes main part 11 and the dust cap 12 installed in main part, is set in the main part 11 of upper shell
Have the first installation cavity being correspondingly arranged with lower house 2, main part upper table downwards concave shape into the second installation cavity, dust cap 12
Main part 11 is removably mounted to close the second installation cavity.Master control borad is arranged in the first installation cavity, communication platelet installation
In the second installation cavity, main part, which is provided with some interface slots 111, connects the first installation cavity and the second installation cavity, connection master
The connecting line or slot of control plate, communication platelet and communication interface 111 cabling from interface slot.Main part is provided with and communication interface
One-to-one opening 112.
To facilitate installation, being easy to communication interface to be positioned with the opening 112 in main part, upper shell is provided with stud,
PCBA board is provided with screw corresponding with stud.Communication interface can be arranged directly on master control borad, can also be arranged on independence
Communication interface board on, electrically connected between communication interface and communication interface circuit, master control borad stretches into provided with socket from interface slot
Second installation cavity, communicate and connected between platelet and master control borad in a manner of contact pin, convenient disassembly.
Upper shell is set by said structure, and communication platelet and control mainboard are installed separately, and is investigated according to frequency converter failure
Step, by easily because various operational issues trigger the communication platelet of failure to be arranged in the second mounting groove, the second mounting groove only passes through
Dust cap 12 is blocked, convenient disassembly, and when carrying out malfunction elimination to frequency converter, communications portion electricity can be checked by opening dust cover
Road, just need to dismantle whole shell of frequency converter after excluding communications portion fault, investigate one by one, maintenance can be shortened on the whole
Time.
For the ease of the dismounting of dust cap 12, the main part of upper shell is provided with some first necks, and dust cap is provided with
The first buckle 121 matched with first neck 113, grafting cooperation between dust cap 12 and main part 11.
Lower house 2 is connected the first installation cavity being arranged on to close on upper shell with upper shell, and lower house 2 uses aluminium section bar
It is made, lower house includes bottom plate 21 and multiple heat-dissipating fins 22 of setting are integrally formed with bottom plate, and lower house connects provided with fan
Hole 23 is connect to connect fan, and is connected on bottom plate provided with wire guide 211 with the first installation cavity, passes through the power supply electricity on master control borad
Road powers to fan.Air flow is strengthened by fan, accelerates radiating, aluminium section bar has a good heat conductivility, and lower house is whole
Body is used as radiating, and compared to the radiator structure of the frequency converter of prior art, the installation for reducing installation fin takes, and radiates
Piece and fan are exposed, can accelerate distributing for heat, heat dispersion is excellent.Bottom plate is provided with capacitor openings groove 212, is arranged on first
Master control borad in mounting groove, it is by the reverse side installation of wiring board and downward from capacitor openings groove that the larger electric capacity of volume is taken thereon
Expose, the overall structure of frequency converter can be made compacter, and can further strengthen radiating.
For the ease of the handling between upper shell and lower house, the second buckle 114 is provided with upper shell, is set on lower house
There is the second neck 24, be connected between upper shell and lower house by the second buckle 114 and the second neck 24.
Preferably, the side wall of main part, which is provided with ventilating opening 115, makes the first installation cavity and the second installation cavity connect with outside
It is logical, it is easy to the first installation cavity and the second installation cavity to form convection current with outside, strengthens radiating effect.
Preferably, the corner of upper shell and lower house is designed using the radian corner of inner concave shape, helps to install frequency converter
It is spacing at four arc-shaped sides when on board, it is easy to operation of the screwdriver to it.
Claims (7)
1. a kind of split type frequency converter, including housing and the PCBA board in housing, the housing includes upper shell with
Housing (2), it is characterised in that upper shell is provided with the first installation cavity, and the master control borad in PCBA board is arranged in the first installation cavity,
Lower house is connected on upper shell to close the first installation cavity, and lower house is made of aluminium section bar, and lower house includes bottom plate (21)
With multiple heat-dissipating fins (22) that setting is integrally formed with bottom plate, lower house is provided with fan connecting hole (23) to connect fan,
And connected on bottom plate provided with wire guide (211) with the first installation cavity, fan is powered by the power circuit on master control borad.
2. a kind of split type frequency converter according to claim 1, it is characterised in that pass through between upper shell and lower house
Two buckles (114) and the second neck (24) are connected.
3. a kind of split type frequency converter according to claim 1, it is characterised in that lower house bottom plate (21) is provided with electric capacity
Open slot (212), the master control borad being arranged in the first mounting groove, the larger electric capacity of volume is taken thereon and is pacified by the reverse side of wiring board
Fill and expose downwards from capacitor openings groove (212).
4. a kind of split type frequency converter according to claim 1, it is characterised in that the PCBA board includes being provided with master control electricity
Master control borad, communication interface and the communication platelet provided with communication interface circuit on road, upper shell include main part (11) and installation
In the dust cap (12) of main part, the main part of upper shell is provided with the first installation cavity being correspondingly arranged with lower house (2),
Concave shape is removably mounted at main part to close second to main part upper table into the second installation cavity, dust cap (12) downwards
Installation cavity, master control borad are arranged in the first installation cavity, and communication platelet is arranged in the second installation cavity, and main part is provided with some
Interface slot (111) connects the first installation cavity and the second installation cavity, and main part is provided with and is open correspondingly with communication interface
(112)。
5. a kind of split type frequency converter according to claim 4, it is characterised in that set in the side wall of upper shell main part
There is ventilating opening (115) to make the first installation cavity and the second installation cavity and ft connection.
6. a kind of split type frequency converter according to claim 4, it is characterised in that the main part of upper shell is provided with some
First neck (113), dust cap are provided with the first buckle (121) with first pocket matches, dust cap and main part
Between grafting coordinate.
7. a kind of split type frequency converter according to claim 4, it is characterised in that master control borad is provided with socket from interface slot
In stretch into the second installation cavity, communicate and connected between platelet and master control borad in a manner of contact pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721089905.6U CN207053383U (en) | 2017-08-29 | 2017-08-29 | A kind of split type frequency converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721089905.6U CN207053383U (en) | 2017-08-29 | 2017-08-29 | A kind of split type frequency converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207053383U true CN207053383U (en) | 2018-02-27 |
Family
ID=61503707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721089905.6U Active CN207053383U (en) | 2017-08-29 | 2017-08-29 | A kind of split type frequency converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207053383U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109831091A (en) * | 2019-03-22 | 2019-05-31 | 青岛万宝压缩机有限公司 | Frequency-changeable compressor shell of frequency converter component and frequency-changeable compressor |
-
2017
- 2017-08-29 CN CN201721089905.6U patent/CN207053383U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109831091A (en) * | 2019-03-22 | 2019-05-31 | 青岛万宝压缩机有限公司 | Frequency-changeable compressor shell of frequency converter component and frequency-changeable compressor |
| CN109831091B (en) * | 2019-03-22 | 2024-04-12 | 青岛万宝压缩机有限公司 | Frequency converter shell component for frequency conversion compressor and frequency conversion compressor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 321300 NO.48 Tangshan Road, Yongkang Economic Development Zone, Jinhua City, Zhejiang Province Patentee after: Jianfeng Electronic Technology Co.,Ltd. Address before: 321300 Floor 3, No. 885, North Huangcheng Road, Yongkang Economic Development Zone, Jinhua, Zhejiang Patentee before: ZHEJIANG JIANFENG ELECTRONIC TECHNOLOGY Co.,Ltd. |
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| CP03 | Change of name, title or address |