CN220961598U - Power quality monitoring device for power grid - Google Patents
Power quality monitoring device for power grid Download PDFInfo
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- CN220961598U CN220961598U CN202322527361.9U CN202322527361U CN220961598U CN 220961598 U CN220961598 U CN 220961598U CN 202322527361 U CN202322527361 U CN 202322527361U CN 220961598 U CN220961598 U CN 220961598U
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- cabinet door
- quality monitoring
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 42
- 238000007789 sealing Methods 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 4
- 230000017525 heat dissipation Effects 0.000 abstract description 9
- 238000012544 monitoring process Methods 0.000 abstract description 6
- 230000001681 protective effect Effects 0.000 abstract description 6
- 238000001514 detection method Methods 0.000 abstract description 5
- 238000009434 installation Methods 0.000 description 4
- 239000006185 dispersion Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000010354 integration 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 discloses a power grid power quality monitoring device, which relates to the technical field of power quality monitoring and comprises a main board, wherein top plates are fixedly connected to two ends of the main board, side plates are fixedly connected to two sides of the top plate and the main board through first fixing bolts, a cabinet door is connected to the front surface of the top plate through second fixing bolts, and a movable plate is positioned above the cabinet door. According to the utility model, when the monitoring device is required to be disassembled and maintained, the side plate of the monitoring device can be removed by unscrewing the first fixing bolt, or the second fixing bolt is unscrewed, and the movable plate is rotated backwards, so that the cabinet door is not extruded and fixed by the movable plate, the cabinet door can be removed, the monitoring device is convenient to maintain and monitor, the problem that the shell of the monitoring device is an integrated protective shell in the prior art, the detection device is inconvenient to disassemble and maintain quickly in the later stage is solved, and the heat dissipation performance of the whole monitoring device can be improved through the mutual cooperation between the heat dissipation port and the heat dissipation fan.
Description
Technical Field
The utility model relates to the technical field of power quality monitoring, in particular to a power grid power quality monitoring device.
Background
The power grid power quality monitoring device is a device for monitoring and evaluating power quality of a power grid, and can monitor various power quality parameters in the power grid, such as voltage fluctuation, frequency deviation, harmonic waves, flicker, power quality events and the like, and is generally composed of a sensor, a data acquisition unit, a data processing unit, a display/recording unit and the like.
The power grid power quality monitoring device has wide application range, comprises a power system, industrial production equipment, commercial buildings, medical facilities and the like, can provide timely data and alarm, helps users take appropriate measures to solve the power quality problem, and ensures the stability and reliability of power supply.
However, with rapid development of high-speed railways, the operation density of each line is increasingly increased, the problems of negative sequence, harmonic wave, voltage fluctuation and other electric energy quality brought to a power supply network are increasingly outstanding, line loss is increased, the existing detector is easy to cause overhigh temperature to cause errors in monitoring in a long-term operation process, and meanwhile, the shell of the existing monitoring device is mostly an integrated protective shell, so that the detecting device is inconvenient to disassemble and maintain rapidly in the later period.
Disclosure of utility model
Based on the above, the utility model aims to provide a power grid power quality monitoring device, which solves the technical problems that the existing detector is easy to cause overhigh temperature to cause errors to monitoring in the long-term operation process, and meanwhile, the shell of the existing monitoring device is mostly an integrated protective shell, so that the detection device is inconvenient to disassemble and maintain in the later stage.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a power grid electric energy quality monitoring devices, includes the mainboard, mainboard both ends fixedly connected with roof, just the roof with the both sides of mainboard are through first fixing bolt fixedly connected with curb plate, the curb plate with first cavity and second cavity have been respectively in the roof, fixed mounting has radiator fan in the first cavity, the cooperation has all been seted up in the curb plate outside radiator fan's thermovent of using, the back fixedly connected with two sets of connecting blocks of mainboard, the connecting block all rotates and is connected with the fly leaf, the front of roof is connected with the cabinet door through second fixing bolt, just the fly leaf is located the top of cabinet door.
Through adopting above-mentioned technical scheme, when need dismantling the maintenance to monitoring devices, through unscrewing first fixing bolt, alright take off monitoring devices's curb plate, perhaps unscrew second fixing bolt, rotate the fly leaf backward to make the cabinet door no longer receive the extrusion of fly leaf fixed, alright take off the cabinet door, with this structure, be convenient for carry out maintenance monitoring to monitoring devices, can dismantle curb plate or cabinet door and roof as required, the shell of monitoring devices is the protective housing of integration more among the prior art has been solved, make detection device inconvenient with the quick problem of dismantling the maintenance in later stage, secondly, through mutually supporting between thermovent and the radiator fan, can improve whole monitoring devices's heat dispersion.
The utility model is further characterized in that a plurality of groups of vent holes are formed above the top plate, and the top plate and the inner wall of the side plate are provided with fine holes.
Through adopting above-mentioned technical scheme, can lead into the roof through the ventilation hole with outside air in, make the internal circulation of air at the cabinet, secondly through the micropore that curb plate and roof inner wall were seted up, can keep the internal heat dispersion of cabinet to obtain improving.
The utility model is further arranged that the inner sides of the side plates are fixedly connected with the convex blocks, and the top plate is internally provided with the clamping grooves matched with the convex blocks.
Through adopting above-mentioned technical scheme, during the installation, mutually supporting between through lug and draw-in groove to be connected curb plate and roof fast, then reuse first fixing bolt to connect fixedly, the installation of being convenient for.
The utility model is further characterized in that a rotating shaft is rotatably connected between the movable plate and the connecting block, and the top of the movable plate is fixedly connected with a handle.
Through adopting above-mentioned technical scheme, through the pivot between fly leaf and the connecting block, make the fly leaf can be nimble open and shut, be convenient for whole device's transportation and removal through the handle.
The utility model is further characterized in that the cabinet door is connected with a detector, a button and a control area, and rubber sealing strips are fixedly connected with the contact parts of the inner side of the cabinet door, the top plate and the side plates.
Through adopting above-mentioned technical scheme, through the cooperation between detector and control area and the button, make whole electric wire netting electric energy quality monitoring devices normal operating, can keep the leakproofness of whole device through the sealing strip of the rubber material that roof and curb plate contact part set up.
The movable plate is of an L-shaped structure, and the second fixing bolt movably penetrates through the movable plate and the cabinet door.
Through adopting above-mentioned technical scheme, when the fly leaf was L type structure, can cooperate the second fixing bolt to extrude fixedly to the cabinet door, still can increase whole monitoring devices's stability.
In summary, the utility model has the following advantages:
1. According to the utility model, when the monitoring device is required to be disassembled and maintained, the side plate of the monitoring device can be removed by unscrewing the first fixing bolt, or the second fixing bolt is unscrewed, and the movable plate is rotated backwards, so that the cabinet door is not extruded and fixed by the movable plate any more, and the cabinet door can be removed, therefore, the monitoring device is convenient to maintain and monitor, the side plate or the cabinet door and the top plate can be disassembled according to the requirement, the problem that the shell of the monitoring device is mostly an integrated protective shell in the prior art, so that the detection device is inconvenient to disassemble and maintain in the later stage is solved, and secondly, the heat dissipation performance of the whole monitoring device can be improved through the mutual cooperation between the heat dissipation port and the heat dissipation fan;
2. The utility model enables the whole power grid electric energy quality monitoring device to normally operate through the mutual coordination between the detector and the control area and between the detector and the buttons, and the tightness of the whole device can be maintained through the rubber sealing strip arranged at the contact part of the top plate and the side plate.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the first view of the utility model except for the door structure of the cabinet;
FIG. 3 is a schematic view of the second view of the present utility model with the cabinet door structure removed for disassembly;
FIG. 4 is a schematic view of the overall structure splitting effect of the present utility model at a first view angle;
FIG. 5 is a schematic view of a second view of the overall structure splitting effect of the present utility model;
FIG. 6 is a schematic view of a first view of an internal structure according to the present utility model;
Fig. 7 is a schematic view of a second view of the internal structure of the present utility model.
In the figure: 1. a side plate; 2. a heat radiation port; 3. a first fixing bolt; 4. a movable plate; 5. a handle; 6. a cabinet door; 7. a button; 8. a detector; 9. a control area; 10. a first cavity; 11. a main board; 12. a second cavity; 13. a bump; 14. a clamping groove; 15. a heat radiation fan; 16. a top plate; 17. a second fixing bolt; 18. a vent hole; 19. a connecting block; 20. a rotating shaft.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.
1-7, Including mainboard 11, mainboard 11 both ends fixedly connected with roof 16, and roof 16 and mainboard 11's both sides are through first fixing bolt 3 fixedly connected with curb plate 1, first cavity 10 and second cavity 12 have been respectively in curb plate 1 and the roof 16, fixed mounting has radiator fan 15 in the first cavity 10, the cooling hole 2 that cooperation radiator fan 15 used has all been seted up in the curb plate 1 outside, the back fixedly connected with two sets of connecting blocks 19 of mainboard 11, connecting block 19 all rotates and is connected with fly leaf 4, the front of roof 16 is connected with cabinet door 6 through second fixing bolt 17, and fly leaf 4 is located the top of cabinet door 6.
When the monitoring device is used, when the monitoring device needs to be disassembled and maintained, the side plate 1 of the monitoring device can be taken down by unscrewing the first fixing bolt 3, or the second fixing bolt 17 can be unscrewed, the movable plate 4 can be rotated backwards, so that the cabinet door 6 can be taken down without being extruded and fixed by the movable plate 4, the monitoring device is convenient to maintain and monitor, the side plate 1 or the cabinet door 6 and the top plate 16 can be disassembled as required, the problem that the shell of the monitoring device is an integrated protective shell in the prior art, the detection device is inconvenient to disassemble and maintain in the later period is solved, and secondly, the heat dissipation performance of the whole monitoring device can be improved through the mutual cooperation between the heat dissipation port 2 and the heat dissipation fan 15.
Further can lead the outside air into roof 16 through ventilation hole 18, make the air circulate in the cabinet body, secondly through the micropore that curb plate 1 and roof 16 inner wall set up, can keep the internal heat dispersion of cabinet to obtain improving, secondly, during the installation, through the cooperation between lug 13 and the draw-in groove 14 to be connected curb plate 1 and roof 16 fast, then reuse first fixing bolt 3 to connect fixedly, the installation of being convenient for.
According to the utility model, the movable plate 4 can be flexibly opened and closed through the rotating shaft 20 between the movable plate 4 and the connecting block 19, the whole device is convenient to transport and move through the handle 5, the whole power grid power quality monitoring device can normally operate through the mutual cooperation between the detector 8, the control area 9 and the button 7, the tightness of the whole device can be maintained through the rubber sealing strip arranged at the contact part of the top plate 16 and the side plate 1, and finally when the movable plate 4 is of an L-shaped structure, the cabinet door 6 can be extruded and fixed through the cooperation of the second fixing bolt 17, and the stability of the whole monitoring device can be further increased.
Although embodiments of the utility model have been shown and described, the detailed description is to be construed as exemplary only and is not limiting of the utility model as the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and modifications, substitutions, variations, etc. may be made in the embodiments as desired by those skilled in the art without departing from the principles and spirit of the utility model, provided that such modifications are within the scope of the appended claims.
Claims (6)
1. The utility model provides a power network electric energy quality monitoring devices, includes mainboard (11), its characterized in that: the novel cabinet door is characterized in that top plates (16) are fixedly connected to two ends of the main plate (11), the top plates (16) are fixedly connected with side plates (1) through first fixing bolts (3) on two sides of the main plate (11), first cavities (10) and second cavities (12) are respectively formed in the side plates (1) and the top plates (16), cooling fans (15) are fixedly installed in the first cavities (10), cooling ports (2) used by the cooling fans (15) are formed in the outer sides of the side plates (1), two groups of connecting blocks (19) are fixedly connected to the back of the main plate (11), movable plates (4) are rotatably connected to the front sides of the top plates (16), cabinet doors (6) are connected to the front sides of the top plates (16) through second fixing bolts (17), and the movable plates (4) are located above the cabinet doors (6).
2. The power grid power quality monitoring device of claim 1, wherein: a plurality of groups of vent holes (18) are formed in the upper portion of the top plate (16), and fine holes are formed in the top plate (16) and the inner wall of the side plate (1).
3. The power grid power quality monitoring device of claim 1, wherein: the inner sides of the side plates (1) are fixedly connected with lugs (13), and clamping grooves (14) matched with the lugs (13) are formed in the top plates (16).
4. The power grid power quality monitoring device of claim 1, wherein: a rotating shaft (20) is rotatably connected between the movable plate (4) and the connecting block (19), and a handle (5) is fixedly connected to the top of the movable plate (4).
5. The power grid power quality monitoring device of claim 1, wherein: the cabinet door (6) is connected with a detector (8), a button (7) and a control area (9), and sealing strips made of rubber are fixedly connected to the contact parts of the inner side of the cabinet door (6) with the top plate (16) and the side plate (1).
6. The power grid power quality monitoring device of claim 1, wherein: the movable plate (4) is of an L-shaped structure, and the second fixing bolt (17) movably penetrates through the movable plate (4) and the cabinet door (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322527361.9U CN220961598U (en) | 2023-09-18 | 2023-09-18 | Power quality monitoring device for power grid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322527361.9U CN220961598U (en) | 2023-09-18 | 2023-09-18 | Power quality monitoring device for power grid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220961598U true CN220961598U (en) | 2024-05-14 |
Family
ID=91015502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322527361.9U Active CN220961598U (en) | 2023-09-18 | 2023-09-18 | Power quality monitoring device for power grid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220961598U (en) |
-
2023
- 2023-09-18 CN CN202322527361.9U patent/CN220961598U/en active Active
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