CN220961668U - Voltage phase measuring device of high-voltage frequency converter - Google Patents
Voltage phase measuring device of high-voltage frequency converter Download PDFInfo
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- CN220961668U CN220961668U CN202322330361.XU CN202322330361U CN220961668U CN 220961668 U CN220961668 U CN 220961668U CN 202322330361 U CN202322330361 U CN 202322330361U CN 220961668 U CN220961668 U CN 220961668U
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- motor
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- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 238000004140 cleaning Methods 0.000 claims abstract description 18
- 238000007664 blowing Methods 0.000 claims abstract description 12
- 230000017525 heat dissipation Effects 0.000 claims description 9
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 230000007306 turnover Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000010405 clearance mechanism Effects 0.000 claims description 2
- 239000002516 radical scavenger Substances 0.000 claims description 2
- 239000000428 dust Substances 0.000 abstract description 21
- 238000005259 measurement Methods 0.000 abstract description 7
- 230000009471 action Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000009423 ventilation Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000010363 phase shift Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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Abstract
The utility model discloses a voltage phase measuring device of a high-voltage frequency converter, and particularly relates to the technical field of measurement of the high-voltage frequency converter. The voltage phase measuring device of the high-voltage frequency converter is provided with the cleaning mechanism and the blowing mechanism, dust can be cleaned by the measuring device, and the blowing mechanism drops the dust attached to the inside of the device, so that the dust naturally drops into a drawer below the cleaning mechanism and cleaned by the hairbrush in the inner cavity of the device, the cleaning and dust removal of the device are completed, and the practicability of the device is improved.
Description
Technical Field
The utility model relates to the technical field of measurement of high-voltage frequency converters, in particular to a voltage phase measuring device of a high-voltage frequency converter.
Background
The frequency converter is an electric energy control device which converts a power frequency power supply into another frequency by utilizing the on-off action of a power semiconductor device, and along with the rapid development of modern power electronic technology and microelectronic technology, the high-voltage high-power frequency conversion speed regulating device is continuously mature, and the high-voltage problem which is difficult to solve at all times is solved in the past, and the device series connection or the unit series connection is well solved in recent years.
The phase measurement is that the sinusoidal signal can have different phases after passing through different times or different networks, and is usually a measurement of the phase difference between two signals with the same frequency, most commonly the phase difference between the input signal and the output signal of the network, i.e. the phase shift of the network. An lossless two-port network that can provide a fixed or variable amount of phase shift is called a fixed or variable phase shifter.
The Chinese patent document CN212459845U discloses a phase measuring device, which comprises an oscilloscope, wherein the oscilloscope comprises a bottom surface, supporting protrusions for supporting the oscilloscope are uniformly distributed on the bottom surface of the oscilloscope and are close to the outer circumference position of the oscilloscope, the phase measuring device also comprises a supporting column, a piston rod, a rubber ring, a spring, a gas circuit one-way valve, a supporting turntable and a bearing, the top end of the piston rod can be connected with a piston slot hole in a sealing way through the rubber ring in a vertical sliding way, so that the piston slot hole forms an air cavity, and the spring is positioned in the piston slot hole. The utility model can realize the use effect of rotatable display in a certain period of time and automatic reset after display in the use process of the oscilloscope; but the following drawbacks also exist in the implementation:
The above patent document lacks protection measures when being used for the voltage phase measurement of high voltage frequency converter, leads to the device probably to break down because of reasons such as dust clearance untimely or heat dissipation untimely when using, influences the measurement of device and uses.
Disclosure of utility model
The utility model mainly aims to provide a voltage phase measuring device of a high-voltage frequency converter, which can effectively solve the problem of lack of protection of the device.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
The utility model provides a voltage phase measuring device of high voltage inverter, includes the device shell, device shell inner chamber diapire sliding connection has the drawer, the device shell inner chamber is controlled wall and is fixed connection in common clearance mechanism, device shell inner chamber is controlled wall and is connected with the caliber in common sliding connection, device shell inner chamber roof fixedly connected with mechanism of blowing, device shell inner chamber rear wall fixedly connected with mounting panel, mounting panel rear end fixedly connected with radiator, mounting panel rear end fixedly connected with heat dissipation net, device shell right-hand member fixedly connected with axle that opens and shuts, axle surface rotation connection that opens and shuts the door, door handle front end fixedly connected with that opens and shuts, four supporting shoe of device shell lower extreme fixedly connected with.
Preferably, the blowing mechanism comprises a motor II, the rear end of the motor II is fixedly connected with the rear wall of the inner cavity of the device shell, the output end of the motor II is fixedly connected with a bevel gear III through a coupler, the outer surface of the bevel gear III is connected with a bevel gear IV in a meshed manner, the upper end of the bevel gear IV is rotationally connected with a rotating seat, the upper end of the rotating seat is fixedly connected with the top wall of the inner cavity of the device shell, and the lower end of the bevel gear IV is fixedly connected with a fan.
Preferably, the cleaning mechanism comprises a first motor, the rear end of the first motor is fixedly connected with the rear wall of the inner cavity of the outer shell of the device, the output end of the first motor is fixedly connected with a first bevel gear through a coupler, the outer surface of the first bevel gear is connected with a second bevel gear in a meshed mode, the lower end of the second bevel gear is fixedly connected with a rotating column, the lower end of the rotating column is rotationally connected with a supporting plate, a cuboid hole penetrating through the supporting plate is formed in the surface of the supporting plate, and three brushes are fixedly connected to the outer surface of the rotating column.
Preferably, the radiator is provided with the frame, the wall is fixed with the frame about the frame inner chamber fixedly connected with jointly, fixed frame inner chamber fixedly connected with motor three, the output of motor three passes through shaft coupling fixedly connected with scavenger fan, the wall rotates jointly about the frame inner chamber and is connected with four turnover plates.
Preferably, the measurer is provided with a pulling plate, the left end and the right end of the pulling plate are in sliding connection with the left wall and the right wall of the inner cavity of the device shell, the upper end of the pulling plate is fixedly connected with a measuring block, and the front end of the pulling plate is fixedly connected with a handle.
Preferably, the left end and the right end of the rotating column are respectively and fixedly connected with the left wall and the right wall of the inner cavity of the device shell.
Compared with the prior art, the utility model has the following beneficial effects:
The utility model is provided with the cleaning mechanism and the blowing mechanism, so that dust can be cleaned on the voltage phase measuring device of the high-voltage frequency converter, the blowing mechanism drops the attached dust on the device measurer to naturally drop into the cleaning mechanism in the inner cavity of the device, a hairbrush in the cleaning mechanism cleans the dropped dust in a drawer below the cleaning mechanism, and the cleaning and dust removal of the device can be completed, so that the device reduces faults and the practicability of the device is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of another view of the overall structure of the present utility model;
FIG. 3 is a schematic diagram of a blower mechanism according to the present utility model;
FIG. 4 is a schematic view of a cleaning mechanism according to the present utility model;
FIG. 5 is a schematic diagram of a heat sink according to the present utility model;
fig. 6 is a schematic diagram of the measuring device of the present utility model.
In the figure: 1. a device housing; 2. an opening/closing door; 3. an opening and closing shaft; 4. a drawer; 5. a support block; 6. a cleaning mechanism; 61. a first motor; 62. a first bevel gear; 63. a bevel gear II; 64. a brush; 65. a support plate; 66. a rectangular parallelepiped hole; 67. rotating the column; 7. a blowing mechanism; 71. a second motor; 72. a rotating seat; 73. bevel gears III; 74. a bevel gear IV; 75. a fan; 8. a measurer; 81. pulling a plate; 82. a measuring block; 83. a handle; 9. a heat sink; 91. a frame; 92. a fixed frame; 93. a third motor; 94. a ventilator; 95. a turnover plate; 10. a mounting plate; 11. a heat dissipation net; 12. door handle.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in fig. 1-2, a voltage phase measuring device of a high-voltage frequency converter comprises a device housing 1, wherein a drawer 4 is slidably connected to the bottom wall of an inner cavity of the device housing 1, the drawer 4 is used for containing dust cleaned by a cleaning mechanism, a cleaning mechanism 6 is fixedly connected to the left wall and the right wall of the inner cavity of the device housing 1, the cleaning mechanism 6 is used for cleaning the dust, a measurer 8 is slidably connected to the left wall and the right wall of the inner cavity of the device housing 1, the measurer 8 can measure phase voltage, a blowing mechanism 7 is fixedly connected to the top wall of the inner cavity of the device housing 1, and the blowing mechanism 7 blows off the dust attached to the surface of the measurer 8.
The device shell 1 inner chamber back wall fixedly connected with mounting panel 10, mounting panel 10 carries out fixed mounting with radiator 9, mounting panel 10 rear end fixedly connected with radiator 9, the heat that produces when the device is measured in time is discharged to radiator 9, mounting panel 10 rear end fixedly connected with heat dissipation net 11, the supplementary heat dissipation of heat dissipation net 11, device shell 1 right-hand member fixedly connected with axle 3 that opens and shuts, the axle 3 that closes is used for assisting the switch that opens and shuts door 2, the outer surface rotation of axle 3 that opens and shuts is connected with the door 2 that opens and shuts, door 2 front end fixedly connected with door handle 12 that opens and shuts, device shell 1 lower extreme fixedly connected with four supporting shoe 5, four supporting shoe 5 prevent that the device from touching ground and damaging.
In order to avoid the device from malfunctioning due to untimely dust cleaning, referring to fig. 3-4 and fig. 6, the blowing mechanism 7 comprises a second motor 71, the rear end of the second motor 71 is fixedly connected with the rear wall of the inner cavity of the device housing 1, the output end of the second motor 71 is fixedly connected with a third bevel gear 73 through a coupling, the outer surface of the third bevel gear 73 is in meshed connection with a fourth bevel gear 74, the upper end of the fourth bevel gear 74 is rotationally connected with a rotating seat 72, the upper end of the rotating seat 72 is fixedly connected with the top wall of the inner cavity of the device housing 1, and the lower end of the fourth bevel gear 74 is fixedly connected with a fan 75.
The motor II 71 is started, the bevel gear III 73 rotates under the action of the motor II 71, the bevel gear III 73 rotates to enable the bevel gear IV 74 meshed with the motor II to rotate, and accordingly the fan 75 below the bevel gear IV 74 rotates to blow off dust attached to the surface of the measurer 8.
The cleaning mechanism 6 comprises a first motor 61, the rear end of the first motor 61 is fixedly connected with the rear wall of the inner cavity of the device shell 1, the output end of the first motor 61 is fixedly connected with a first bevel gear 62 through a coupler, the outer surface of the first bevel gear 62 is in meshed connection with a second bevel gear 63, the lower end of the second bevel gear 63 is fixedly connected with a rotating column 67, the lower end of the rotating column 67 is rotatably connected with a supporting plate 65, a cuboid hole 66 penetrating through the supporting plate 65 is formed in the surface of the supporting plate 65, and three brushes 64 are fixedly connected with the outer surface of the rotating column 67.
The motor I61 is started, the bevel gear I62 rotates under the action of the motor I61, the bevel gear I62 rotates to drive the bevel gear II 63 meshed with the bevel gear I to rotate, and because the lower end of the rotating column 67 is connected with a rotating shaft which is rotationally connected with the supporting plate 65, the bevel gear II 63 rotates to drive the rotating column 67 positioned below the rotating column to rotate, so that three hairbrushes 64 positioned on the outer surface of the rotating column 67 rotate to clean dust falling on the supporting plate 65, and the dust is cleaned into the drawer 4 below from the cuboid hole 66 during rotation.
The measurer 8 is provided with a pull plate 81, the left and right ends of the pull plate 81 are in sliding connection with the left and right walls of the inner cavity of the device shell 1, the upper end of the pull plate 81 is fixedly connected with a measuring block 82, and the front end of the pull plate 81 is fixedly connected with a handle 83.
In order to avoid the device from malfunctioning due to untimely heat dissipation, referring to fig. 5, the radiator 9 is provided with a frame 91, the left wall and the right wall of the inner cavity of the frame 91 are fixedly connected with a fixed frame 92, the inner cavity of the fixed frame 92 is fixedly connected with a motor III 93, the output end of the motor III 93 is fixedly connected with a ventilation fan 94 through a coupling, and the left wall and the right wall of the inner cavity of the frame 91 are rotatably connected with four turnover plates 95.
And the third motor 93 is started, and the ventilation fan 94 starts to rotate under the action of the third motor, so that hot air in the inner cavity of the device is discharged, and meanwhile, air outside the inner cavity is replaced into the inner cavity of the device.
It should be noted that, the specific installation methods, connection methods and control methods of the first motor 61, the second motor 71 and the third motor 93 in the present utility model are all conventional designs, and the present utility model is not described in detail.
The working principle of the utility model is as follows: when the device is used for measurement, heat dissipation is needed in time, the motor III 93 is started, the ventilation fan 94 starts to rotate under the action of the motor III, hot air in the inner cavity of the device is discharged, meanwhile, air outside the inner cavity is replaced into the inner cavity of the device, but some dust in the air also enters the inner cavity and is scattered everywhere, and if the device is not cleaned, the device can be affected.
The motor II 71 is started, the bevel gear III 73 rotates under the action of the motor II 71, the bevel gear III 73 rotates to enable the bevel gear IV 74 meshed with the motor II to rotate, and accordingly the fan 75 below the bevel gear IV 74 rotates to blow off dust attached to the surface of the measurer 8.
Immediately after the first motor 61 is started, the first bevel gear 62 rotates under the action of the first motor 61, the first bevel gear 62 rotates to drive the second bevel gear 63 meshed with the first bevel gear 62 to rotate, and because the lower end of the rotating column 67 is connected with a rotating shaft which is rotationally connected with the supporting plate 65, the second bevel gear 63 rotates to drive the rotating column 67 positioned below the second bevel gear 63 to rotate, so that three hairbrushes 64 positioned on the outer surface of the rotating column 67 rotate to clean dust falling on the supporting plate 65, and finally, the dust is cleaned into the drawer 4 below from the cuboid hole 66 during rotation, and the accumulated dust in the drawer 4 is only required to be poured periodically.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a voltage phase measuring device of high voltage frequency converter, includes device shell (1), its characterized in that: the utility model provides a device, including device shell (1), inner chamber diapire sliding connection, device shell (1) inner chamber left and right sides wall is fixedly connected with clearance mechanism (6) jointly, device shell (1) inner chamber left and right sides wall is fixedly connected with caliber (8) jointly, device shell (1) inner chamber roof wall fixedly connected with mechanism (7) of blowing, device shell (1) inner chamber back wall fixedly connected with mounting panel (10), mounting panel (10) rear end fixedly connected with radiator (9), mounting panel (10) rear end fixedly connected with heat dissipation net (11), device shell (1) right-hand member fixedly connected with axle (3) that opens and shuts, axle (3) surface rotation connection that opens and shuts door (2), door (2) front end fixedly connected with door handle (12) that opens and shuts, device shell (1) lower extreme fixedly connected with four supporting shoe (5).
2. The voltage phase measuring device of a high voltage inverter according to claim 1, wherein: the blowing mechanism (7) comprises a motor II (71), the rear end of the motor II (71) is fixedly connected with the rear wall of the inner cavity of the device shell (1), the output end of the motor II (71) is fixedly connected with a bevel gear III (73) through a coupler, the outer surface of the bevel gear III (73) is in meshed connection with a bevel gear IV (74), the upper end of the bevel gear IV (74) is rotationally connected with a rotating seat (72), the upper end of the rotating seat (72) is fixedly connected with the top wall of the inner cavity of the device shell (1), and the lower end of the bevel gear IV (74) is fixedly connected with a fan (75).
3. The voltage phase measuring device of a high voltage inverter according to claim 1, wherein: the cleaning mechanism (6) comprises a motor I (61), the rear end of the motor I (61) is fixedly connected with the rear wall of the inner cavity of the device shell (1), the output end of the motor I (61) is fixedly connected with a bevel gear I (62) through a coupler, the outer surface of the bevel gear I (62) is in meshed connection with a bevel gear II (63), the lower end of the bevel gear II (63) is fixedly connected with a rotating column (67), the lower end of the rotating column (67) is rotationally connected with a supporting plate (65), cuboid holes (66) penetrating through the supporting plate (65) are formed in the surface of the supporting plate (65), and three brushes (64) are fixedly connected with the outer surface of the rotating column (67).
4. The voltage phase measuring device of a high voltage inverter according to claim 1, wherein: the radiator (9) is provided with a frame (91), the wall is fixed frame (92) in common fixedly connected with about frame (91) inner chamber, fixed frame (92) inner chamber fixedly connected with motor III (93), the output of motor III (93) is through shaft coupling fixedly connected with scavenger fan (94), wall is connected with four turnover plate (95) in common rotation about frame (91) inner chamber.
5. The voltage phase measuring device of a high voltage inverter according to claim 1, wherein: the measuring device is characterized in that the measuring device (8) is provided with a pulling plate (81), the left end and the right end of the pulling plate (81) are in sliding connection with the left wall and the right wall of the inner cavity of the device shell (1), the upper end of the pulling plate (81) is fixedly connected with a measuring block (82), and the front end of the pulling plate (81) is fixedly connected with a handle (83).
6. A voltage phase measuring device for a high voltage frequency converter according to claim 3, wherein: the left end and the right end of the rotating column (67) are respectively and fixedly connected with the left wall and the right wall of the inner cavity of the device shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322330361.XU CN220961668U (en) | 2023-08-29 | 2023-08-29 | Voltage phase measuring device of high-voltage frequency converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322330361.XU CN220961668U (en) | 2023-08-29 | 2023-08-29 | Voltage phase measuring device of high-voltage frequency converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220961668U true CN220961668U (en) | 2024-05-14 |
Family
ID=91010078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322330361.XU Active CN220961668U (en) | 2023-08-29 | 2023-08-29 | Voltage phase measuring device of high-voltage frequency converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220961668U (en) |
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2023
- 2023-08-29 CN CN202322330361.XU patent/CN220961668U/en active Active
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