CN220043241U - Frequency converter fault early warning device - Google Patents
Frequency converter fault early warning device Download PDFInfo
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- CN220043241U CN220043241U CN202321603184.1U CN202321603184U CN220043241U CN 220043241 U CN220043241 U CN 220043241U CN 202321603184 U CN202321603184 U CN 202321603184U CN 220043241 U CN220043241 U CN 220043241U
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- frequency converter
- converter body
- device shell
- movable block
- warning device
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- 238000009434 installation Methods 0.000 claims abstract description 24
- 230000005855 radiation Effects 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 abstract description 4
- 230000017525 heat dissipation Effects 0.000 description 6
- 238000012806 monitoring device Methods 0.000 description 3
- 238000001931 thermography Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of frequency converter monitoring, in particular to a frequency converter fault early warning device which comprises a device shell, wherein an installation cavity is formed in the device shell, a frequency converter body is arranged in the installation cavity, two connecting blocks are symmetrically arranged on the lower surface of the frequency converter body, installation blocks are connected below the two connecting blocks, a double-shaft motor is arranged on the inner wall of the device shell, an output shaft of the double-shaft motor is connected with a screw rod, a movable block is arranged on the outer wall of the screw rod, a guide rod is arranged on one side of the movable block, and a limiting block is arranged on the inner wall of the movable block. According to the utility model, the screw rod can be driven to rotate through the double-shaft motor, and the movable block can move under the cooperation of the guide rod to drive the two limiting blocks to be close to each other, so that the frequency converter body is limited and fixed, the falling-off condition is avoided, and the frequency converter body is not required to be fixed by using bolts.
Description
Technical Field
The utility model relates to the technical field of frequency converter monitoring, in particular to a frequency converter fault early warning device.
Background
The frequency converter mainly comprises a rectifying unit, a filtering unit, an inversion unit, a braking unit, a driving unit, a detecting unit micro-processing unit and the like. The frequency converter is used for adjusting the voltage and frequency of an output power supply by switching on and off the internal IGBT, and providing the required power supply voltage according to the actual requirement of the motor so as to achieve the purposes of energy saving and speed regulation.
The utility model provides an infrared thermal imaging-based elevator control cabinet frequency converter monitoring device which is convenient to operate, non-contact and capable of monitoring in real time, and is based on the infrared thermal imaging, and the elevator control cabinet frequency converter monitoring device can accurately measure the surface temperature condition of an elevator frequency converter in a non-contact real-time manner, so that the state monitoring and fault early warning of the frequency converter are realized, and the normal operation of the elevator frequency converter is ensured. Elevator control cabinet converter monitoring devices based on infrared thermal imaging includes: the temperature and humidity tester and the thermal infrared imager are fixed on the thermal infrared imager bracket, the thermal infrared imager is arranged right in front of the outer surface of the tested elevator frequency converter, and the tested elevator frequency converter is positioned at the focal length of the thermal infrared imager.
In summary, the following technical problems exist in the prior art: when the prior warning device is used, the frequency converter is mostly fixed through screws, so that the frequency converter is inconvenient to disassemble when being maintained later, and therefore, the frequency converter fault warning device is provided.
Disclosure of Invention
The utility model aims to provide a frequency converter fault early warning device so as to solve the problems in the background technology.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides a converter trouble early warning device, includes the device shell, the inside of device shell is provided with the installation cavity, the inside of installation cavity is provided with the converter body, the lower surface symmetry of converter body is provided with two connecting blocks, two the below of connecting block all is connected with the installation piece, biax motor is installed to the inner wall of device shell, biax motor's output shaft lead screw, the outer wall of lead screw is provided with the movable block, one side of movable block is provided with the guide bar, the inner wall of movable block is provided with the stopper, the inside last surface mounting of device shell has temperature sensor.
Preferably, the frequency converter body forms a clamping structure with the installation cavity through the connecting block and the installation block, and the double-shaft motor is connected with the device shell through screws.
Preferably, a rotating structure is formed between the screw rod and the double-shaft motor, the screw rod penetrates into the movable block, and a sliding structure is formed between the movable block and the device shell through the guide rod.
Preferably, the frequency converter body is further provided with:
the fixed plate is arranged at the lower end of the frequency converter body, and limiting holes are formed in two sides of the fixed plate.
Preferably, the fixed plate is fixedly connected with the frequency converter body, and the limiting hole penetrates through the outer wall of the frequency converter body.
Preferably, the device housing is further provided with:
the mounting plate, it sets up the upper surface of device shell, the internally mounted of mounting plate has the air heater that looses, the fixing base is installed to the outer wall of device shell, the internally mounted of fixing base has fixing bolt.
Preferably, the heat dissipation fan and the mounting plate are of an integrated fixing structure, and the fixing bolts penetrate through the fixing seat.
The above description shows that the technical problems to be solved by the present utility model can be solved by the above technical solutions of the present utility model.
Meanwhile, through the technical scheme, the utility model has at least the following beneficial effects:
according to the utility model, the frequency converter body can be conveniently arranged in the mounting cavity through the mounting blocks arranged in the mounting cavity under the cooperation of the connecting blocks, and the subsequent disassembly operation is convenient; through the double-shaft motor, the screw rod can be driven to rotate, the movable block can move under the cooperation of the guide rod, and the two limiting blocks are driven to be close to each other, so that the frequency converter body is limited and fixed, the falling-off condition is avoided, and the frequency converter body is not required to be fixed by using bolts;
according to the utility model, the fixing plate arranged on the frequency converter body is matched with the limiting hole, so that the frequency converter body is convenient to fix and operate; through the radiator fan that sets up on the mounting panel, can carry out supplementary heat dissipation to the heat that produces when the converter body operates, and through the fixing bolt that sets up on the fixing base, screw up fixing bolt, can fix the device shell, convenient to use.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic cross-sectional view of the housing of the device of the present utility model;
FIG. 3 is an enlarged schematic view of a portion of FIG. 2A in accordance with the present utility model;
fig. 4 is a schematic perspective view of a frequency converter body according to the present utility model.
In the figure: 1. a device housing; 2. a mounting cavity; 3. a transducer body; 4. a connecting block; 5. a mounting block; 6. a biaxial motor; 7. a screw rod; 8. a movable block; 9. a guide rod; 10. a limiting block; 11. a temperature sensor; 12. a fixing plate; 13. a limiting hole; 14. a mounting plate; 15. a heat radiation fan; 16. a fixing seat; 17. and (5) fixing bolts.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Description of the preferred embodiments
As shown in fig. 1-3, the present utility model provides a technical solution: the utility model provides a converter trouble early warning device, including device shell 1, the inside of device shell 1 is provided with installation cavity 2, the inside of installation cavity 2 is provided with converter body 3, the lower surface symmetry of converter body 3 is provided with two connecting blocks 4, the below of two connecting blocks 4 all is connected with installation piece 5, biax motor 6 is installed to the inner wall of device shell 1, biax motor 6's output shaft lead screw 7, the outer wall of lead screw 7 is provided with movable block 8, one side of movable block 8 is provided with guide bar 9, the inner wall of movable block 8 is provided with stopper 10, the inside last surface mounting of device shell 1 has temperature sensor 11.
Example two
The scheme in the first embodiment is further described below in conjunction with a specific working manner, and the details are described below:
as shown in fig. 1, 2 and 3, as a preferred embodiment, based on the above manner, further, the inverter body 3 forms a clamping structure with the installation cavity 2 through the connection block 4 and the installation block 5, the biaxial motor 6 is connected with the device casing 1 through screws, and the inverter body 3 can be conveniently arranged in the installation cavity 2 through the installation block 5 arranged in the installation cavity 2 under the cooperation of the connection block 4, and the subsequent disassembly operation is convenient; the screw rod 7 and the double-shaft motor 6 form a rotating structure, the screw rod 7 penetrates into the movable block 8, the movable block 8 forms a sliding structure through the guide rod 9 and the device shell 1, the screw rod 7 can be driven to rotate through the arranged double-shaft motor 6, the movable block 8 can move under the cooperation of the guide rod 9, the two limiting blocks 10 are driven to approach each other, the frequency converter body 3 is limited and fixed, the falling-off condition is avoided, and the frequency converter body is not required to be fixed by using bolts.
As shown in fig. 1, fig. 2 and fig. 4, as a preferred embodiment, further, the fixing plate 12 is disposed at the lower end of the frequency converter body 3, the fixing plate 12 is fixedly connected with the frequency converter body 3, limiting holes 13 are formed in two sides of the fixing plate 12, the limiting holes 13 penetrate through the outer wall of the frequency converter body 3, the fixing plate 12 disposed on the frequency converter body 3 is matched with the limiting holes 13, the fixing operation on the frequency converter body 3 is facilitated, the mounting plate 14 is disposed on the upper surface of the device housing 1, the heat dissipation fan 15 is mounted in the mounting plate 14, an integral fixing structure is formed between the heat dissipation fan 15 and the mounting plate 14, the fixing seat 16 is mounted on the outer wall of the device housing 1, the fixing bolt 17 penetrates through the fixing seat 16, the heat generated during operation of the frequency converter body 3 can be dissipated in an auxiliary manner through the heat dissipation fan 15 disposed on the mounting plate 14, and the fixing bolt 17 is screwed tightly through the fixing bolt 17 disposed on the fixing seat 16, the device housing 1 can be fixed, and the device housing 1 is convenient to use.
From the above, it can be seen that:
the utility model aims at the technical problems that: when the existing early warning device is used, the frequency converter is mostly fixed through screws, so that the frequency converter is inconvenient to detach when being maintained later; the technical scheme of each embodiment is adopted. Meanwhile, the implementation process of the technical scheme is as follows:
before the frequency converter fault early warning device is used, the device shell 1 is placed at a proper position, then the fixing bolts 17 on the fixing seat 16 are screwed, so that the device shell 1 is fixed, a worker can align the connecting block 4 on the frequency converter body 3 with the mounting block 5 through the mounting block 5 arranged in the mounting cavity 2, then push the frequency converter body 3 in the horizontal direction, so that the frequency converter body 3 is arranged in the mounting cavity 2, the frequency converter body 3 is convenient to assemble and operate, the screw rod 7 can be driven to rotate through the double-shaft motor 6 arranged in the device shell 1, the screw rod 7 can be driven to horizontally move through the movable block 8 which is in threaded connection under the cooperation of the guide rod 9, so that the limiting block 10 is moved, the fixing plate 12 at the lower end of the frequency converter body 3 is used, two stopper 10 are close to each other to insert in spacing hole 13, thereby carry out spacing fixed to converter body 3, can effectually reduce the condition that converter body 3 takes place to drop, and need not to use the bolt to fix, conveniently carry out subsequent dismantlement maintenance, temperature sensor 11 through setting up in the device shell 1, can detect the temperature when the operation of converter body 3, when detecting that the temperature is too high, send the data of detecting to the singlechip through the transmission line, make the outside alarm of buzzing of singlechip control early warning, avoid the excessive high temperature of converter body 3 to take place to damage, through the radiator fan 15 that sets up on mounting panel 14, can play supplementary radiating effect, the practicality is improved.
Through the arrangement, the utility model can solve the technical problems, and simultaneously realize the following technical effects:
according to the utility model, the frequency converter body 3 can be conveniently arranged in the installation cavity 2 through the installation block 5 arranged in the installation cavity 2 under the cooperation of the connection block 4, and the subsequent disassembly operation is convenient; through the double-shaft motor 6, the screw rod 7 can be driven to rotate, the movable block 8 can move under the cooperation of the guide rod 9, and the two limiting blocks 10 are driven to be close to each other, so that the frequency converter body 3 is limited and fixed, the falling-off condition is avoided, and the frequency converter body is not required to be fixed by bolts;
according to the utility model, through the fixed plate 12 arranged on the frequency converter body 3, the fixed operation of the frequency converter body 3 is convenient under the cooperation of the limiting hole 13; through the radiator fan 15 that sets up on the mounting panel 14, can assist the heat dissipation to the heat that produces when the converter body 3 moves, and through the fixing bolt 17 that sets up on the fixing base 16, screw up fixing bolt 17, can fix device shell 1, facilitate the use.
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 converter trouble early warning device which characterized in that includes:
device shell (1), the inside of device shell (1) is provided with installation cavity (2), the inside of installation cavity (2) is provided with converter body (3), the lower surface symmetry of converter body (3) is provided with two connecting blocks (4), two the below of connecting block (4) all is connected with installation piece (5), biax motor (6) are installed to the inner wall of device shell (1), the output shaft lead screw (7) of biax motor (6), the outer wall of lead screw (7) is provided with movable block (8), one side of movable block (8) is provided with guide bar (9), the inner wall of movable block (8) is provided with stopper (10), the inside upper surface mounting of device shell (1) has temperature sensor (11).
2. The frequency converter fault early warning device according to claim 1, characterized in that the frequency converter body (3) forms a clamping structure with the installation cavity (2) through the connecting block (4) and the installation block (5), and the double-shaft motor (6) is connected with the device shell (1) through screws.
3. The frequency converter fault early warning device according to claim 1, characterized in that a rotating structure is formed between the screw rod (7) and the double-shaft motor (6), the screw rod (7) penetrates into the movable block (8), and the movable block (8) forms a sliding structure with the device shell (1) through the guide rod (9).
4. A frequency converter failure warning device according to claim 1, characterized in that the frequency converter body (3) is further provided with:
the fixed plate (12) is arranged at the lower end of the frequency converter body (3), and limiting holes (13) are formed in two sides of the fixed plate (12).
5. The frequency converter fault early warning device according to claim 4, characterized in that the fixing plate (12) is fixedly connected with the frequency converter body (3), and the limiting hole (13) penetrates through the outer wall of the frequency converter body (3).
6. A frequency converter failure warning device according to claim 1, characterized in that the device housing (1) is further provided with:
the device comprises a mounting plate (14), wherein the mounting plate is arranged on the upper surface of a device shell (1), a heat radiation fan (15) is arranged in the mounting plate (14), a fixing seat (16) is arranged on the outer wall of the device shell (1), and a fixing bolt (17) is arranged in the fixing seat (16).
7. The frequency converter fault early warning device according to claim 6, characterized in that an integrated fixing structure is formed between the heat radiation fan (15) and the mounting plate (14), and the fixing bolt (17) penetrates into the fixing seat (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321603184.1U CN220043241U (en) | 2023-06-25 | 2023-06-25 | Frequency converter fault early warning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321603184.1U CN220043241U (en) | 2023-06-25 | 2023-06-25 | Frequency converter fault early warning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220043241U true CN220043241U (en) | 2023-11-17 |
Family
ID=88732935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321603184.1U Active CN220043241U (en) | 2023-06-25 | 2023-06-25 | Frequency converter fault early warning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220043241U (en) |
-
2023
- 2023-06-25 CN CN202321603184.1U patent/CN220043241U/en active Active
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