CN207743848U - A kind of dcdc converter - Google Patents
A kind of dcdc converter Download PDFInfo
- Publication number
- CN207743848U CN207743848U CN201721668045.1U CN201721668045U CN207743848U CN 207743848 U CN207743848 U CN 207743848U CN 201721668045 U CN201721668045 U CN 201721668045U CN 207743848 U CN207743848 U CN 207743848U
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- China
- Prior art keywords
- support
- cavity
- plank
- upper cover
- positioning column
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- 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.)
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Abstract
The utility model discloses a kind of dcdc converters,It include the electronic unit for electric current transformation,Further include shell and support construction,The support construction includes that top is the support plank that hard insulation lower part is elastic material,Support positioning column and absorbing material,The support positioning column is multi-diameter shaft,The thin one end of diameter is provided with screw hole,Mounting hole is set on the support plank,The support positioning column passes through mounting hole,Shaft shoulder support support plank,The electronic unit is mounted on support plank,The absorbing material is located at below support plank,The shell includes upper cover,Cavity,Installing component,The support positioning column is integrally fixed at cavity bottom,It is suitable for reading that the upper cover is mounted on cavity,The upper cover upper end is provided with cooling fin,The installing component includes a few font support bars and flat spring,The flat spring is mounted on housing bottom,A few font support bars are mounted on flat spring bottom,Improve safety,Increase the service life of converter.
Description
Technical field
The utility model belongs to the technical field of converter, specially a kind of dcdc converter.
Background technology
It is the DC voltage that can be changed, also referred to as dc chopper that DC/DC, which refers to by a fixed DC voltage conversion,.
DC/DC【Chinese is explained】It refer to just DC-DC power supply.This technology is widely used in trolleybus, subway train, electricity
The variable speed and control of motor-car.
It is effective to reduce converter vibrations since vehicle to run vibrations are frequent after the converter is mounted on electric vehicle, subtract
Steam in few converter, it is largely effective to the service life of converter, safety.
Utility model content
It is safer the purpose of this utility model is to provide a kind of dcdc converter, longer life expectancy.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model is：
A kind of dcdc converter includes the electronic unit for electric current transformation, further includes shell and support construction, described
Support construction includes that top is the support plank that hard insulation lower part is elastic material, supports positioning column and absorbing material,
The support positioning column is multi-diameter shaft, and the thin one end of diameter is provided with screw hole, mounting hole is arranged on the support plank, described
Support positioning column that mounting hole, shaft shoulder support support plank, the electronic unit is passed through to be mounted on support plank, the absorption
Material is located at below support plank, and the shell includes upper cover, cavity, installing component, and the support positioning column is integrally fixed at chamber
Body bottom, the upper cover is suitable for reading mounted on cavity, and the upper cover upper end is provided with cooling fin, and the installing component includes a few fonts
Support bar and flat spring, the flat spring are mounted on housing bottom, and a few font support bars are mounted on flat spring bottom.
Further, the cavity is suitable for reading is set as stairstepping, and the upper cover bottom is set as stairstepping, upper cover and cavity
Clamping.
Further, the cavity is suitable for reading is provided with sealing strip.
Further, it is spirally connected using connection between the upper cover and cavity.
The utility model has the beneficial effects that：
Damping increases the service life of converter, it is clear that the elastic material of support sheet material base design is to a certain degree can be with
Certain buffering purpose is provided for electronic unit, for the flat spring that installing component includes when converter shakes, buffering effect is bright
It is aobvious, so that converter is more stablized, concussion is small, can undoubtedly increase the service life.
Security performance is better, we can within be provided with absorbing material, keep dry in shell, absorb vapor
Deng.
Description of the drawings
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.
Fig. 1 is the utility model front view.
Fig. 2 is the utility model section view.
Fig. 3 is that the utility model supports plank vertical view.
Fig. 4 is that the utility model supports plank partial sectional view.
Fig. 5 is the partial enlarged view of the utility model shell.
Fig. 6 is the power topological diagram of the utility model.
Wherein：Plank -1 is supported, positioning column -2, absorbing material -3, waveform -10, mounting hole -11, support section-are supported
12, elastic material -13, screw hole -20, upper cover -4, cavity -5, installing component -6, sealing strip -40, connecting plate -41, screw -42,
Cooling fin -43, support bar -60, flat spring -61, interface -7.
Specific implementation mode
The embodiments of the present invention are described in detail below in conjunction with attached drawing, but the utility model can be by right
It is required that the multitude of different ways for limiting and covering is implemented.
Embodiment one：
Incorporated by reference to attached drawing 2, a kind of dcdc converter includes the electronic unit and shell for completing conversion voltage, electricity
Subassembly is mounted on using screw in shell, and to this, enclosure interior is designed with support construction by us, the support construction packet
It is corrugated support plank 1, support positioning column 2 and the absorbing material 3 for absorbing steam to include upper surface, is supported on plank 1
End face undulate 10, the waveform 10 can be end-to-end to constitute by multistage broken line, can also be the arc protruded outward
Shape headtotail is constituted, it is therefore an objective to while providing electronic unit mounting surface, be increased channel for heat dissipation, be accelerated heat dissipation, support
It is provided with multiple mounting holes 11 on plank 1, supports 12 He of support section made of superposed hard insulation of plank 1
Elastic material 13 positioned at lower part, elastic material 13 are preferably memory foam, and the thickness of memory foam rationally designs, and reaches certain
Buffering purpose, but require thickness too high, cause to support it is unstable, under normal circumstances, in the case where not squeezing,
The thickness of memory foam is 1-2 ㎜, and support positioning column 2 is provided with the multi-diameter shaft of screw hole, and the shaft shoulder of multi-diameter shaft is to be used to support
It is thin positioned at diameter to support (the passing through mounting hole 11, but mounting hole 11 can also install electronic unit) of plank 1, screw hole 20
One end, fix electronic unit for mounting screw, it is clear that electronic unit, which is located at, supports plank 1 upper end, absorbing material 3 to be
It is embedded in the bottom of support plank 1, absorbing material 3 can be bamboo charcoal, absorbent tampons or drier, be used for steam in shell, so far
What electronic unit can be stablized is mounted in shell, and ensure that the drying in shell.
Incorporated by reference to attached drawing 1-6, by housing design at upper cover 4, cavity 5 and installing component 6, which is suitable for reading spacious for we
Open type, upper cover 4 is that closing is suitable for reading, and suitable for reading to be set as stepped form, corresponding upper cover bottom is also to be designed as step
Formula is allowed to fasten with when fastening suitable for reading, and sealing strip 40 is provided at step suitable for reading, and outside is provided with connecting plate 41,
It is provided at both ends with screw hole, cavity 5 is connect with upper cover 4 using screw 42, is fixed, 4 upper end of upper cover is provided with cooling fin 43.Installation
Component 6 includes support bar 60, the flat spring 61 of several fonts, which is made of the moderate material of rigidity, in the transformation
When device shakes, flat spring 61 can generate faint vibrations, and when not shaking, flat spring 61 can stablize support converter, preferably
Flat spring 61 yield strength 0.1-0.12Mpa, calculated according to actual needs with data, the selection of flat spring 61 is as needed
Debugging is formulated, and shell and support bar 60 has been respectively fixedly connected in 61 top and bottom of flat spring.
It is provided with multiple interfaces 7 on shell, the label of socket is consistent with the label in table in figure, such as following table：
The investigation method of the utility model enters following table：
Above-described the utility model embodiment does not constitute the restriction to scope of protection of the utility model, any
Modifications, equivalent substitutions and improvements made within spirit of the present utility model and principle etc., should be included in the utility model
Claims within.
Claims (4)
1. a kind of dcdc converter includes the electronic unit for electric current transformation, which is characterized in that further include shell and support
Structure, the support construction include top be the support plank that hard insulation lower part is elastic material, support positioning column and
Absorbing material, the support positioning column are multi-diameter shaft, and the thin one end of diameter is provided with screw hole, peace is arranged on the support plank
Hole is filled, the support positioning column passes through mounting hole, shaft shoulder support support plank, the electronic unit to be mounted on support plank
, the absorbing material is located at below support plank, and the shell includes upper cover, cavity, installing component, the support positioning column
It is integrally fixed at cavity bottom, the upper cover is suitable for reading mounted on cavity, and the upper cover upper end is provided with cooling fin, the installing component
Including a few font support bars and flat spring, the flat spring is mounted on housing bottom, and a few font support bars are mounted on plate bullet
Spring bottom.
2. dcdc converter according to claim 1, which is characterized in that the cavity is suitable for reading to be set as stairstepping, it is described on
Base portion is set as stairstepping, and upper cover is clamped with cavity.
3. dcdc converter according to claim 2, which is characterized in that the cavity is suitable for reading to be provided with sealing strip.
4. dcdc converter according to claim 1, which is characterized in that be spirally connected using connection between the upper cover and cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721668045.1U CN207743848U (en) | 2017-12-05 | 2017-12-05 | A kind of dcdc converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721668045.1U CN207743848U (en) | 2017-12-05 | 2017-12-05 | A kind of dcdc converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207743848U true CN207743848U (en) | 2018-08-17 |
Family
ID=63117028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721668045.1U Active CN207743848U (en) | 2017-12-05 | 2017-12-05 | A kind of dcdc converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207743848U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI813281B (en) * | 2022-05-11 | 2023-08-21 | 台達電子工業股份有限公司 | Bearing structure for high-low-voltage conversion circuit |
-
2017
- 2017-12-05 CN CN201721668045.1U patent/CN207743848U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI813281B (en) * | 2022-05-11 | 2023-08-21 | 台達電子工業股份有限公司 | Bearing structure for high-low-voltage conversion circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: NEW NANFENG THERMO & COMFORT (CANGZHOU) CO.,LTD. Assignor: HEBEI ZHENGYI ELECTRICAL TECHNOLOGY Co.,Ltd. Contract record no.: X2022130000069 Denomination of utility model: A DCDC Converter Granted publication date: 20180817 License type: Common License Record date: 20221024 |
|
| EE01 | Entry into force of recordation of patent licensing contract |