CN215005605U - Power load fast switching device of analog equipment - Google Patents
Power load fast switching device of analog equipment Download PDFInfo
- Publication number
- CN215005605U CN215005605U CN202121218738.7U CN202121218738U CN215005605U CN 215005605 U CN215005605 U CN 215005605U CN 202121218738 U CN202121218738 U CN 202121218738U CN 215005605 U CN215005605 U CN 215005605U
- Authority
- CN
- China
- Prior art keywords
- power
- air
- displacement mechanism
- sealing cover
- heat dissipation
- 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.)
- Active
Links
Images
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a power load fast switching device of simulation equipment, which comprises a base, a sealing cover shell, a radiating fin plate, an air-cooled radiating piece, a displacement mechanism and a power device, wherein a plurality of power devices are arranged on the base at intervals, one end of each power device is electrically connected with one polar end of an electric circuit, the other end of each power device is a free end, the free ends of the power devices corresponding to the base are provided with the displacement mechanism, the displacement mechanism comprises a conductive contact connected with the other polar end of the electric circuit, the conductive contact is selectively connected with the free ends of the power devices through the displacement mechanism, the sealing cover shell is covered outside the power devices, the radiating fin plate is arranged on the outer wall of the sealing cover shell in a laminating and contacting manner, and the air-cooled radiating piece corresponds to the air-cooled arrangement of the radiating fin plate, the reliability of the simulation is improved, and the switching of the power load can be automatically carried out.
Description
Technical Field
The utility model belongs to the simulation test field, in particular to power load fast switch over device of analog device.
Background
At present, the realization method of a high-power load generally adopts an electric heating mode, and the principle of the method is that a power resistor or a resistance wire is used as a load, and when current passes through the resistance wire, electric energy is converted into heat energy and light energy to be consumed. This load implementation is relatively simple, but suffers from the following disadvantages: load efficiency is low, the security is poor, and load resistance consumes the electric energy mainly through generating heat, easily scalds operating personnel or arouses the conflagration, and the general continuous variation of resistance value adjusts, can not simulate completely and reflect the influence of power load switching to electric circuit.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the not enough of existence among the prior art, the utility model provides a power load fast switch over device of analog device promotes the reliability of simulation nature, can also carry out the switching of power load automatically.
The technical scheme is as follows: in order to achieve the above purpose, the technical scheme of the utility model is as follows:
a power load fast switching device of simulation equipment comprises a base, an enclosure shell, a radiating fin plate, an air-cooled radiating piece, a displacement mechanism and a power device, a plurality of power devices are arranged on the base at intervals, one end of each power device is electrically connected with one polar end of the electric loop, the other end of the power device is a free end, a displacement mechanism is arranged on the base corresponding to the free ends of the power devices, the displacement mechanism comprises a conductive contact connected with the other polarity end of the electrical loop, the conductive contact is selectively connected with the free end of each power device through the displacement mechanism, the sealing cover shell covers the outer sides of the power devices, the outer wall of the sealing cover shell is provided with heat dissipation fins in a fitting contact mode, and the air cooling heat dissipation piece corresponds to the air cooling arrangement of the heat dissipation fins.
Furthermore, the air-cooled heat dissipation part is arranged on the displacement mechanism, and the arrangement direction of the heat dissipation fins in the heat dissipation fin plate is the same as the displacement direction; the air-cooled radiating piece is moved along with the displacement mechanism to perform air-cooled radiation on the local radiating fins.
Furthermore, the air-cooled heat dissipation piece is arranged right corresponding to the conductive contact in the direction perpendicular to the displacement direction, and the air-cooled heat dissipation piece ventilates towards the heat dissipation fins in the area where the power device connected into the electric circuit is located.
Furthermore, the displacement mechanism is a screw rod mechanism, the displacement mechanism comprises a sliding block, and the air-cooled heat dissipation part and the conductive contact are both arranged on the sliding block.
Furthermore, a plurality of heat insulation partition plates are arranged in the sealing shell along the arrangement direction of the power devices, the sealing shell is divided into a plurality of heat accumulation cavities through the heat insulation partition plates, and the power devices are correspondingly arranged in the heat accumulation cavities.
Further, heat-conducting silicone grease is filled between the sealing cover shell and the base.
Has the advantages that: the utility model discloses a power load of a plurality of models carries out modularization simulation test, and the scene is used to the simulation scene that can be accurate, to electric property circuit's influence when accurately reflecting power load and switching, promotes the reliability of simulation, simultaneously, through automatic switching to power load, can promote the operation security to and promote the operation convenience.
Drawings
FIG. 1 is a schematic view of the overall three-dimensional structure of the present invention;
FIG. 2 is a top view of the overall structure of the present invention;
FIG. 3 is a schematic view of the whole structure of the present invention in a semi-sectional view from A-A direction;
fig. 4 is a schematic view of the whole structure of the present invention in a half section from B-B.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1 to 4, a power load fast switching device of an analog device includes a base 1, a sealing case 2, a heat dissipation fin 3, an air-cooled heat dissipation member 4, a displacement mechanism 5 and power devices 6, wherein a plurality of power devices 6 are arranged on the base 1 at intervals, the power devices 6 are resistance plates with different resistances, one end of each power device 6 is electrically connected to one polarity end of an electrical circuit, the other end of each power device 6 is a free end, the displacement mechanism 5 is arranged on the base 1 corresponding to the free ends of the plurality of power devices 6, the displacement mechanism 5 includes a conductive contact 7 connected to the other polarity end of the electrical circuit, the conductive contact 7 is selectively connected to the free ends of the power devices through the displacement mechanism 5, that is, the conductive contact 7 can be respectively connected to the plurality of power devices 6 through adjustment of the displacement mechanism, so that the power devices 6 can be individually connected to the electrical circuit for completing the switching between the power devices 6. The power load through a plurality of models carries out modularization simulation test, and the scene is used to the simulation scene that can be accurate, to electric property return circuit's influence when accurately reflecting the power load and switching, promotes the reliability of simulation, simultaneously, through automatic switching to the power load, can promote the operation security to and promote the operation convenience.
The outside at a plurality of power device 6 is established to the cover casing 2 cover, the cover casing 2 is cover body formula shell structure for protect and keep apart a plurality of power device, prevent scalding operating personnel etc. the upper wall of cover casing is the heat conduction wall body, the laminating contact is provided with heat dissipation fin plate 3 on the outer wall of cover casing 2, air-cooled heat dissipation spare 4 is corresponding to 3 air-cooled settings of heat dissipation fin plate are used for reducing the heat in the cover casing.
The air-cooled heat sink 4 is arranged on the displacement mechanism 5, the air-cooled heat sink 4 is a heat dissipation fan, the displacement mechanism 5 is a screw rod mechanism, the displacement mechanism 5 comprises a sliding block 8, the sliding block slides on the base in a guiding manner, and the air-cooled heat sink 4 and the conductive contact 7 are both arranged on the sliding block 8. The arrangement direction of the radiating fins in the radiating fin plate 3 is the same as the displacement direction; the air-cooled heat sink 4 performs air-cooled heat dissipation on local heat dissipation fins along with the displacement mechanism 5, that is, after the conductive contact 7 is switched on with one of the power devices 6 through displacement adjustment of the displacement mechanism 5, the power device generates heat, a part of heat dissipation fins corresponding to the power device 6 conducts heat, and the part of heat conducts air-cooled heat dissipation through the air-cooled heat sink 4.
The air-cooled heat dissipation part 4 is just corresponding to the setting of conductive contact 7 on the perpendicular to displacement direction, the air-cooled heat dissipation part 4 is towards the fin ventilation that inserts in the power device 6 region in the electric property return circuit, can effectually carry out local, fixed point, efficient heat dissipation to the region that generates heat, promotes the high-efficient utilization of heat dissipation intensity and air-cooled air current.
The sealing cover shell 2 is internally provided with a plurality of heat insulation partition plates 9 along the arrangement direction of a plurality of power devices 6, the sealing cover shell 2 is divided into a plurality of heat accumulation cavities 10 through the heat insulation partition plates 9, the power devices 6 are correspondingly arranged in the heat accumulation cavities 10, and the influence of the power devices 6 on a circuit under the working environment temperature can be simulated through the heat accumulation cavities 10.
And heat-conducting silicone grease 11 is filled between the sealing cover shell 2 and the base 1 to enhance the heat conduction efficiency of heat to the heat-radiating fin plate 3.
The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.
Claims (6)
1. A power load fast switching device of analog equipment is characterized in that: comprises a base (1), a sealing cover shell (2), a radiating fin plate (3), an air cooling radiating piece (4), a displacement mechanism (5) and a power device (6), wherein a plurality of power devices (6) are arranged on the base (1) at intervals, one end of each power device (6) is electrically connected with one polar end of an electrical circuit, the other end of each power device (6) is a free end, the free end of each power device (6) corresponding to the corresponding displacement mechanism (5) is arranged on the base (1), the displacement mechanism (5) is provided with a conductive contact (7) connected with the other polar end of the electrical circuit, the conductive contact (7) is selectively connected with the free end of each power device through the displacement mechanism (5), the sealing cover shell (2) is covered on the outer side of the power devices (6), the radiating fin plate (3) is arranged on the outer wall of the sealing cover shell (2) in a fitting and contacting manner, the air-cooled radiating piece (4) is arranged corresponding to the radiating fin plate (3) in an air-cooled mode.
2. The device for rapidly switching power loads of an analog device according to claim 1, wherein: the air-cooled radiating piece (4) is arranged on the displacement mechanism (5), and the arrangement direction of radiating fins in the radiating fin plate (3) is the same as the displacement direction; the air-cooled heat dissipation piece (4) is moved along with the displacement mechanism (5) to perform air-cooled heat dissipation on the local heat dissipation fins.
3. The device for rapidly switching power loads of an analog device according to claim 2, wherein: the air-cooled heat dissipation part (4) is arranged in a position which is perpendicular to the displacement direction and corresponds to the conductive contact (7), and the air-cooled heat dissipation part (4) ventilates towards the heat dissipation fins in the area where the power device (6) connected into the electric circuit is located.
4. The device for rapidly switching power loads of an analog device according to claim 2, wherein: the displacement mechanism (5) is a screw rod mechanism, the displacement mechanism (5) comprises a sliding block (8), and the air-cooled heat dissipation part (4) and the conductive contact (7) are both arranged on the sliding block (8).
5. The device for rapidly switching power loads of an analog device according to claim 1, wherein: the sealing cover is characterized in that a plurality of heat insulation partition plates (9) are arranged inside the sealing cover shell (2) along the arrangement direction of a plurality of power devices (6), the sealing cover shell (2) is divided into a plurality of heat accumulation cavities (10) through the heat insulation partition plates (9), and the power devices (6) are correspondingly arranged in the heat accumulation cavities (10).
6. The device for rapidly switching power loads of an analog device according to claim 1, wherein: and heat-conducting silicone grease (11) is filled between the sealing cover shell (2) and the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121218738.7U CN215005605U (en) | 2021-06-02 | 2021-06-02 | Power load fast switching device of analog equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121218738.7U CN215005605U (en) | 2021-06-02 | 2021-06-02 | Power load fast switching device of analog equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215005605U true CN215005605U (en) | 2021-12-03 |
Family
ID=79085884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121218738.7U Active CN215005605U (en) | 2021-06-02 | 2021-06-02 | Power load fast switching device of analog equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215005605U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113466581A (en) * | 2021-06-02 | 2021-10-01 | 无锡市航鹄科技有限公司 | Simulation method of simulation equipment and power load quick switching device thereof |
-
2021
- 2021-06-02 CN CN202121218738.7U patent/CN215005605U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113466581A (en) * | 2021-06-02 | 2021-10-01 | 无锡市航鹄科技有限公司 | Simulation method of simulation equipment and power load quick switching device thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101500398A (en) | Heat radiation structure for motor driver | |
| CN215005605U (en) | Power load fast switching device of analog equipment | |
| CN210346914U (en) | Temperature monitoring alarm protection device of power | |
| CN216145746U (en) | Battery pack circuit breaking unit device and battery pack | |
| AU2003293777A1 (en) | Cooling device for electrical power units of electrically operated vehicles | |
| CN208225802U (en) | A kind of compact solid state relay that heat sinking function is excellent | |
| CN216215308U (en) | Switch board with cooling function | |
| CN214477651U (en) | Light high-low temperature resistant battery protection shell | |
| CN109245561A (en) | A kind of cooling radiator structure for solar inverter | |
| CN214478777U (en) | Heat radiator for headstock | |
| CN214379584U (en) | All-insulation fixed-interval enclosed low-voltage switch cabinet | |
| CN211376703U (en) | Battery box capable of dissipating heat quickly | |
| CN212162555U (en) | Automatic cooling power distribution cabinet | |
| CN211352025U (en) | LED switching power supply with efficient heat dissipation | |
| CN214413373U (en) | Portable direct current resistance tester | |
| CN113498305A (en) | High-power water-cooling direct-current power supply | |
| CN202310383U (en) | Sealed outdoor rack possessing heat dissipation structure | |
| CN216163141U (en) | Gateway equipment based on internet of things communication | |
| CN210403199U (en) | Big data storage device | |
| CN212784458U (en) | Modularization distribution management equipment | |
| CN210298397U (en) | Train door control board | |
| CN219246464U (en) | Transformer resistor | |
| CN215993350U (en) | Thermoelectric semiconductor cool stool | |
| KR100255175B1 (en) | Cooling apparatus of an electric vehicle | |
| CN210575316U (en) | Pre-charging resistor, power battery circuit and electric automobile |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |