CN219678906U - Three-phase program-controlled precision test power supply - Google Patents
Three-phase program-controlled precision test power supply Download PDFInfo
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- CN219678906U CN219678906U CN202320609442.0U CN202320609442U CN219678906U CN 219678906 U CN219678906 U CN 219678906U CN 202320609442 U CN202320609442 U CN 202320609442U CN 219678906 U CN219678906 U CN 219678906U
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- 238000012360 testing method Methods 0.000 title claims abstract description 71
- 238000013016 damping Methods 0.000 claims abstract description 27
- 230000017525 heat dissipation Effects 0.000 claims abstract description 15
- 230000007246 mechanism Effects 0.000 claims abstract description 7
- 238000001816 cooling Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 7
- 230000001737 promoting effect Effects 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 230000001681 protective effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a three-phase program-controlled precision test power supply, which relates to the technical field of test power supplies and comprises a three-phase program-controlled precision test power supply main body, wherein a protection component is arranged on the surface of the three-phase program-controlled precision test power supply main body and comprises two supporting blocks, a heat dissipation mechanism, four connecting blocks, two damping shafts, two supporting plates and a shielding component, the two supporting blocks are respectively and fixedly arranged on two sides of the bottom end of the three-phase program-controlled precision test power supply main body, and the four corners of the bottom end of the two supporting blocks are fixedly provided with the connecting blocks, so that the three-phase program-controlled precision test power supply has the advantages that: staff turns over backup pad to suitable angle according to own height, uses more nimble, can retrieve the backup pad to the inner wall of two connecting blocks when not using, accomodates the arrangement more conveniently, slides in the direction of two damping axles through promoting the guard plate, and the guard plate drives the shielding plate motion and carries out sunshade protection to the display screen to guarantee staff's viewing effect.
Description
Technical Field
The utility model relates to a test power supply, in particular to a three-phase program-controlled precise test power supply, and belongs to the technical field of test power supplies.
Background
The three-phase precision test power supply is a high-stability virtual load power supply, can provide three-phase voltage and current signals with adjustable amplitude, frequency and phase for test equipment through keyboard or computer control, and meets the requirement of accurate output of each phase of voltage and current output at 50Hz, 55Hz and 400 Hz. When the three-phase program-controlled precise test power supply is used, 2-21 times of harmonic waves can be provided for test equipment through computer control, theoretical harmonic wave forms are displayed, in the prior art, when the three-phase program-controlled precise test power supply detects a plurality of equipment in the same room, the three-phase program-controlled precise test power supply needs to be moved according to the position of the equipment to be detected, and the labor capacity of repeatedly carrying the three-phase program-controlled precise test power supply is large;
the three-phase program-controlled testing power supply disclosed by the application number of CN202122677515.3 is also an increasingly mature technology, the power supply body is driven to lift by arranging the driving component, the box door is opened in the process of lifting the sliding plate by utilizing the L-shaped plate, so that the power supply body is convenient to extend, meanwhile, when the three-phase program-controlled testing power supply is not used, the power supply body can be retracted into the U-shaped frame, dust is ensured not to enter an interface, the service life of the device can be prolonged, the three-phase program-controlled precise testing power supply disclosed by the application number of CN202020853151.2 is further prolonged, the adjustable supporting component is additionally arranged on the surface of the three-phase program-controlled precise testing power supply, when the universal wheels on the bottom plate of the bottom of the traction plate support the ground, the three-phase program-controlled precise testing power supply can slide on the ground, and the traction plate lifts the three-phase program-controlled precise testing power supply, so that the bottom of the three-phase program-controlled precise testing power supply can be conveniently cooled;
however, the two test power supplies have the following defects in the use process:
1. when in actual use, the protection device for the three-phase program-controlled precision test power supply display screen is not designed, and when in outdoor use, the display screen is not easy to observe by workers due to strong light irradiation, so that inconvenience is generated in use, and meanwhile, the effect is not improved in the aspects of heat dissipation efficiency and storage adjustment.
Disclosure of Invention
The utility model aims to provide a three-phase program-controlled precision test power supply, which solves the problems that the protection device for the three-phase program-controlled precision test power supply display screen is not designed and the effect is not improved in the aspects of heat dissipation efficiency and storage adjustment in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a three-phase program control precision testing power supply, includes the three-phase program control precision testing power supply main part, the surface of the three-phase program control precision testing power supply main part is equipped with protection subassembly, protection subassembly includes two supporting shoes, heat dissipation mechanism, four connecting blocks, two damping axles, two backup pads and shielding subassembly, two the supporting shoe is fixed respectively to be set up in the both sides of the three-phase program control precision testing power supply main part bottom, two four corners of supporting shoe bottom are all fixed and are equipped with the connecting block, every two are corresponding all rotate between the connecting block and are connected with the damping axle, every the surface of damping axle is all fixed and is equipped with the backup pad.
Preferably, the heat dissipation mechanism comprises a heat conduction plate and a plurality of heat dissipation fins, wherein the heat conduction plate is fixedly arranged between the two support blocks, and the top end of the heat conduction plate is attached to the middle part of the bottom end of the three-phase program-controlled precision test power supply main body.
Preferably, two corners of the bottom end of each supporting block are fixedly provided with buffer cushions.
Preferably, the shielding assembly comprises two damping slide rails, a protection plate, two buffer blocks and two shielding plates, wherein the two damping slide rails are respectively and fixedly arranged on two sides of the top end of the three-phase program-controlled precision testing power supply main body, the two damping slide rails are connected with the protection plate in a sliding manner, the buffer blocks are fixedly arranged on two sides of the top end of the protection plate, and the shielding plates are fixedly arranged on two ends of the protection plate.
Preferably, the surface of each connecting block is rotatably connected with a pulley through a short shaft.
Preferably, one end of each of the two supporting plates is fixedly provided with a rubber strip.
Preferably, handles are fixedly arranged on two sides of the three-phase program-controlled precision testing power supply main body.
Compared with the related art, the three-phase program-controlled precision test power supply provided by the utility model has the following beneficial effects:
1. for the heat dissipation of the accurate test power supply main part of three-phase program control of being convenient for, be provided with the heat-conducting plate in the bottom of the accurate test power supply main part of three-phase program control, and pass through the heat-conducting plate and transmit the heat to the on of a plurality of fin of bottom, and dispel the heat under the effect through outside air, thereby improved the radiating efficiency of the accurate test power supply main part of three-phase program control, when carrying out altitude mixture control, the staff overturns the backup pad to suitable angle according to self height, use more nimble, can withdraw the backup pad to the inner wall of two connecting blocks when not using, it is more convenient to accomodate the arrangement, highlight and high temperature cause the influence to the display screen when outdoor use, slide in the direction of two damping axle through promoting the guard plate, the guard plate drives the baffle motion and carries out sunshade protection to the display screen, thereby guarantee the viewing effect of staff, going on smoothly of more favourable work.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic side view of the present utility model;
FIG. 3 is a schematic view of the bottom view of the present utility model;
fig. 4 is an enlarged schematic view of the structure of fig. 3 at a.
In the figure: 1. a three-phase program-controlled precision test power supply main body; 2. a protective assembly; 3. a cushion pad; 4. a pulley; 5. a shielding assembly; 6. a rubber strip; 7. a handle; 21. a support block; 22. a heat dissipation mechanism; 23. a connecting block; 24. a damping shaft; 25. a support plate; 221. a heat conductive plate; 222. a heat sink; 51. damping slide rail; 52. a protection plate; 53. a buffer block; 54. a shielding plate.
Detailed Description
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.
Example 1:
referring to fig. 1-4, the utility model provides a three-phase program-controlled precision test power supply, which comprises a three-phase program-controlled precision test power supply main body 1, wherein a protection component 2 is arranged on the surface of the three-phase program-controlled precision test power supply main body 1, the protection component 2 comprises two supporting blocks 21, a heat dissipation mechanism 22, four connecting blocks 23, two damping shafts 24, two supporting plates 25 and a shielding component 5, the two supporting blocks 21 are respectively and fixedly arranged on two sides of the bottom end of the three-phase program-controlled precision test power supply main body 1, the four corners of the bottom end of the two supporting blocks 21 are respectively and fixedly provided with connecting blocks 23, damping shafts 24 are respectively and rotatably connected between every two corresponding connecting blocks 23, and the surface of each damping shaft 24 is fixedly provided with a supporting plate 25;
the heat dissipation mechanism 22 comprises a heat conduction plate 221 and a plurality of heat dissipation fins 222, the heat conduction plate 221 is fixedly arranged between the two support blocks 21, and the top end of the heat conduction plate 221 is attached to the middle part of the bottom end of the three-phase program-controlled precision test power supply main body 1;
two corners of the bottom end of each supporting block 21 are fixedly provided with cushion pads 3;
the surface of each connecting block 23 is rotatably connected with a pulley 4 through a short shaft;
one end of each of the two support plates 25 is fixedly provided with a rubber strip 6;
handles 7 are fixedly arranged on two sides of the three-phase program-controlled precision testing power supply main body 1;
specifically, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the handle 7 on two sides is used for conveniently carrying the three-phase program-controlled precision testing power supply main body 1 to a proper position, meanwhile, the pulleys 4 are arranged on the surfaces of the four connecting blocks 23 for convenient movement, the surface of each pulley 4 is provided with a locking device, in order to facilitate the heat dissipation of the three-phase program-controlled precision testing power supply main body 1, the bottom end of the three-phase program-controlled precision testing power supply main body 1 is provided with a heat conducting plate 221, heat is transferred to a plurality of cooling fins 222 at the bottom end through the heat conducting plate 221, and the heat is dissipated through the action of external air, so that the heat dissipation efficiency of the three-phase program-controlled precision testing power supply main body 1 is improved, when the height is adjusted, a worker can turn the supporting plates 25 on the surfaces of the two damping shafts 24, turn the supporting plates 25 to a proper angle according to the height of the worker, the worker can retract the supporting plates 25 to the inner walls of the two connecting blocks 23 when the worker is not used, and the worker can store and arrange the worker more conveniently.
Example 2:
the shielding assembly 5 comprises two damping slide rails 51, a protection plate 52, two buffer blocks 53 and two shielding plates 54, wherein the two damping slide rails 51 are respectively and fixedly arranged on two sides of the top end of the three-phase program-controlled precision testing power supply main body 1, the protection plate 52 is connected between the two damping slide rails 51 in a sliding manner, the buffer blocks 53 are fixedly arranged on two sides of the top end of the protection plate 52, and the shielding plates 54 are fixedly arranged on two ends of the protection plate 52;
specifically, as shown in fig. 1 and fig. 2, the strong light and the high temperature affect the display screen when the display screen is used outdoors, the protection plate 52 slides in the directions of the two damping shafts 24 by pushing the protection plate 52, the protection plate 52 drives the shielding plate 54 to move, and the display screen is subjected to sunshade protection, so that the watching effect of workers is ensured, and the smooth operation is more beneficial.
Working principle: when the three-phase program-controlled precision test power supply is particularly used, firstly, the three-phase program-controlled precision test power supply main body 1 is conveniently carried to a proper position through the handles 7 on two sides, meanwhile, the pulleys 4 are arranged on the surfaces of the four connecting blocks 23 to conveniently move, the surfaces of the pulleys 4 are provided with the locking devices, so that the three-phase program-controlled precision test power supply main body 1 is convenient for radiating, the bottom end of the three-phase program-controlled precision test power supply main body 1 is provided with the heat conducting plate 221, heat is transferred to the plurality of radiating fins 222 on the bottom end through the heat conducting plate 221, and is radiated under the action of external air, so that the radiating efficiency of the three-phase program-controlled precision test power supply main body 1 is improved, when the height is adjusted, a worker can turn the supporting plates 25 on the surfaces of the two damping shafts 24, turn the supporting plates 25 to a proper angle according to the height of the worker, the worker can retract the supporting plates 25 to the inner walls of the two connecting blocks 23, the storage and arrangement is more convenient, strong light and high temperature influence the display screen when the three-phase program-controlled precision test power supply main body is used outdoors, the worker slides in the directions of the two damping shafts 24 through pushing the heat conducting plates 52, the shielding plates 54 to move, the shielding plates 54 are driven, the shielding plates 54 are guaranteed to move, and the shielding plates are guaranteed to work smoothly, and the worker can watch the shielding effect is better.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a three-phase program control precision test power, includes three-phase program control precision test power main part (1), its characterized in that, the surface of three-phase program control precision test power main part (1) is equipped with protection component (2), protection component (2) are including two supporting shoe (21), cooling body (22), four connecting blocks (23), two damping shaft (24), two backup pads (25) and shielding component (5), two supporting shoe (21) are fixed respectively and are set up in the both sides of three-phase program control precision test power main part (1) bottom, two four corners of supporting shoe (21) bottom are all fixed and are equipped with connecting block (23), every two corresponding all rotate between connecting block (23) and are connected with damping shaft (24), every the surface of damping shaft (24) is all fixed and is equipped with backup pad (25).
2. The three-phase programmable precision test power supply of claim 1, wherein: the heat dissipation mechanism (22) comprises a heat conduction plate (221) and a plurality of heat dissipation fins (222), wherein the heat conduction plate (221) is fixedly arranged between two support blocks (21), and the top end of the heat conduction plate (221) is attached to the middle of the bottom end of the three-phase program-controlled precision test power supply main body (1).
3. The three-phase programmable precision test power supply of claim 1, wherein: two corners at the bottom end of each supporting block (21) are fixedly provided with cushion pads (3).
4. The three-phase programmable precision test power supply of claim 1, wherein: the shielding assembly (5) comprises two damping slide rails (51), a protection plate (52), two buffer blocks (53) and two shielding plates (54), wherein the two damping slide rails (51) are respectively and fixedly arranged on two sides of the top end of the three-phase program-controlled precision testing power supply main body (1), the two damping slide rails (51) are connected with the protection plate (52) in a sliding manner, the buffer blocks (53) are fixedly arranged on two sides of the top end of the protection plate (52), and the shielding plates (54) are fixedly arranged on two ends of the protection plate (52).
5. The three-phase programmable precision test power supply of claim 1, wherein: the surface of each connecting block (23) is rotatably connected with a pulley (4) through a short shaft.
6. The three-phase programmable precision test power supply of claim 1, wherein: one end of each supporting plate (25) is fixedly provided with a rubber strip (6).
7. The three-phase programmable precision test power supply of claim 1, wherein: handles (7) are fixedly arranged on two sides of the three-phase program-controlled precision testing power supply main body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320609442.0U CN219678906U (en) | 2023-03-25 | 2023-03-25 | Three-phase program-controlled precision test power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320609442.0U CN219678906U (en) | 2023-03-25 | 2023-03-25 | Three-phase program-controlled precision test power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219678906U true CN219678906U (en) | 2023-09-12 |
Family
ID=87895641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320609442.0U Active CN219678906U (en) | 2023-03-25 | 2023-03-25 | Three-phase program-controlled precision test power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219678906U (en) |
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2023
- 2023-03-25 CN CN202320609442.0U patent/CN219678906U/en active Active
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