CN113991462B - Low-voltage suppression harmonic reactive compensation module device - Google Patents
Low-voltage suppression harmonic reactive compensation module device Download PDFInfo
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- CN113991462B CN113991462B CN202111460749.0A CN202111460749A CN113991462B CN 113991462 B CN113991462 B CN 113991462B CN 202111460749 A CN202111460749 A CN 202111460749A CN 113991462 B CN113991462 B CN 113991462B
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/46—Boxes; Parts thereof or accessories therefor
- H02B1/48—Mounting of devices therein
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/01—Arrangements for reducing harmonics or ripples
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/18—Arrangements for adjusting, eliminating or compensating reactive power in networks
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/30—Reactive power compensation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/40—Arrangements for reducing harmonics
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
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Abstract
The application discloses a low-voltage harmonic reactive compensation module device, which relates to the field of reactive compensation modules and comprises a bottom box, wherein a first box body and a second box body are arranged on one side of the bottom box through two unfolding mechanisms which can be unfolded in parallel, the two first box bodies and the two second box bodies are matched with the position and the size of the bottom box, a third box body is arranged on the inner walls of the two sides of the bottom box, and reactive compensation modules are arranged on the inner walls of one sides of the first box body, the second box body and the third box body. According to the reactive compensation module device, when the reactive compensation module device is required to be overhauled, the two first boxes and the two second boxes are driven by the unfolding mechanism to be unfolded in parallel, so that the reactive compensation modules are separated and unfolded, the special reactive compensation modules are convenient to overhaul independently, the working strength is reduced, the failure rate rise caused by repeated disassembly and assembly can be avoided, and the maintenance of the modules is very convenient.
Description
Technical Field
The application relates to the field of reactive compensation modules, in particular to a low-voltage suppression harmonic reactive compensation module device.
Background
Reactive power compensation, collectively referred to as reactive power compensation, is a technology for improving the power factor of a power grid in a power supply system, reducing the loss of a power supply transformer and a transmission line, improving the power supply efficiency, and improving the power supply environment, and particularly in low-voltage transmission, the application of a low-voltage harmonic-suppression reactive power compensation module can greatly reduce the loss of the power grid and improve the quality of the power grid, so that the reactive power compensation module device is widely applied and is generally formed by combining a plurality of reactive power compensation modules according to the power of the power grid.
In order to reduce the size of the device, reactive power compensation modules in the existing low-voltage harmonic reactive power compensation module device are generally fixedly installed together in a layering manner, the reactive power compensation module at the uppermost layer is convenient to overhaul, but when the reactive power compensation module below the uppermost layer needs to be maintained, the reactive power compensation module at the uppermost layer needs to be disassembled first, then the reactive power compensation module below the uppermost layer can be overhauled, the overhauling and replacement working intensity is increased, the failure rate of the device is easy to rise due to repeated disassembly and assembly, and the reactive power compensation module at each layer is inconvenient to overhaul rapidly.
Disclosure of Invention
The application aims to provide a low-voltage suppression harmonic reactive compensation module device so as to solve the problems in the background technology.
In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides a low-voltage suppression harmonic reactive compensation module device, includes the base box, first box and second box are installed through two expansion mechanisms that can parallel expansion to one side of base box, two first box and two the second box all with the position and the size looks adaptation of base box, the third box is all installed to the both sides inner wall of base box, reactive compensation module is all installed on the one side inner wall of first box, second box and third box, the fixed plate is installed to one side of base box the top side rotation of fixed plate is installed L shape shielding plate, L shape shielding plate is connected with two through the expansion mechanism that is used for automatic expansion one side of second box, L shape shielding plate with one side of base box contacts.
By means of the structure, when the reactive compensation module device needs to be overhauled, the unfolding mechanism drives the two first boxes and the two second boxes to be unfolded in parallel, so that the reactive compensation modules are separated and unfolded, the special reactive compensation modules are convenient to overhaul independently, the work intensity is reduced, the failure rate caused by repeated disassembly and assembly can be avoided, and the maintenance of the modules is very convenient.
Preferably, the unfolding mechanism comprises a rotating gear, a rotating rod, a follower rod and a parallel rod, wherein the rotating gear is rotatably installed on one side of the bottom box, the rotating rod is installed on the top side of the rotating gear, the rotating rod is rotatably connected with one side of the first box, the follower rod is rotatably connected with one side of the first box and one side of the second box respectively, one side of the parallel rod is rotatably connected with one side of the first box, one side of the second box and one side of the bottom box respectively, the rotating rod, the follower rod and the parallel rod are all arranged in parallel, and two driving mechanisms capable of self-locking are installed on the rotating gear.
Further, through the setting of expansion mechanism, actuating mechanism drives two dwang synchronous reverse rotations through the rotation gear, and two dwang rotations drive two first boxes and two second boxes through follower lever and parallel rod and expand in parallel to separate reactive compensation module and expand.
Preferably, the driving mechanism comprises two unfolding worm wheels, two unfolding worm rods and a driving shaft, wherein the two unfolding worm wheels are rotatably installed on one side of the bottom box, the two unfolding worm wheels are respectively meshed with the two rotating gears, the unfolding worm rods are rotatably installed on the bottom side of the fixing plate through the driving shaft, the unfolding worm rods are respectively meshed with the two unfolding worm wheels, and the unfolding worm rods are provided with a rotating handle through an amplifying mechanism capable of lifting a torque.
Further, the rotating handle drives the driving gear ring to rotate, the driving gear ring rotates to drive the driving gear to rotate, the driving gear rotates to drive the unfolding worm to rotate through the driving shaft, the unfolding worm rotates to drive the two unfolding worm wheels to synchronously and reversely rotate, and the first box body and the second box body can automatically keep the fixing of the positions in the unfolding process due to the self-locking property of the worm wheels and the worm, so that the position can be conveniently adjusted for overhauling.
Preferably, the amplifying mechanism comprises a driving gear and a driving gear ring, the driving gear is fixedly sleeved on the driving shaft, the driving gear ring is meshed with the driving gear, a round shaft is installed on one side of the driving gear ring, and one end of the round shaft penetrates through the fixing plate and is connected with one side of the rotating handle.
Further, through the setting of amplification mechanism, the rotating handle rotates and drives the drive gear ring and rotate, and the drive gear ring rotates and drives the drive gear and rotate, and the drive gear rotates and drives the drive shaft and rotate, through the setting of drive gear ring and drive gear, can enlarge the transmission ratio of rotating handle and expansion worm to increase and rotate the moment of torsion and carry out laborsaving, reduce and adjust the graduation and be convenient for accurate regulation.
Preferably, the opening mechanism comprises two rotating tables, two synchronous rotating rods and a synchronous supporting rod, the two rotating tables are respectively and rotatably installed on one sides of the two second boxes, the two synchronous rotating rods are respectively and rotatably installed on one sides of the two rotating tables, two sides of the synchronous supporting rod are respectively and rotatably connected with one sides of the two synchronous rotating rods, which are close to each other, respectively, and the top ends of the synchronous supporting rods are rotatably connected with the bottom sides of the L-shaped shielding plates.
Further, through the setting of propping up the mechanism, when two second boxes synchronous reverse movement, the second box drives two synchronous bull sticks synchronous reverse movement, two synchronous bull sticks move and drive synchronous vaulting pole upward movement, synchronous vaulting pole upward movement drives L shape shielding plate and rotates around the fixed plate, L shape shielding plate rotates and makes L shape shielding plate and bottom box break away from to spill reactive power compensation module, make L shape shielding plate and reactive power compensation module's expansion synchronous, avoid sheltering from and hinder the maintenance, and shelter from reactive power compensation module when need not the maintenance, avoid the mistake to bump and lead to the accident to produce.
Preferably, the bottom side of the bottom box is provided with a circular hole, the inner walls of the two sides of the circular hole are provided with a cross beam together, the bottom side of the cross beam is provided with a heat radiation fan, and the heat radiation fan is matched with the circular hole.
Further, when the reactive compensation module works, the heat dissipation fan is started, the heat dissipation fan sucks air near the bottom side of the bottom box and discharges the air in a top side gap of the heat band device generated by the reactive compensation module, bottom suction type heat dissipation is adopted, the air with lower temperature at a lower position can be sucked, the heated air is upwards discharged, and therefore heat dissipation efficiency is improved.
Preferably, the bottom side of the bottom box is provided with a mesh frame body, and the mesh frame body is matched with the bottom box in size.
Further, through the setting of mesh framework, can be under the circumstances that does not influence the radiator fan and absorb the air of lower temperature from near the bottom side of device, block radiator fan to can avoid the jumbo size foreign matter to be inhaled radiator fan and cause the fan damage.
Preferably, the bottom sides of the first box body, the second box body and the third box body are all provided with a plurality of exhaust holes, and the top sides of the first box body, the second box body and the third box body are all open.
Further, through the setting of exhaust hole, can make the absorptive low temperature air of radiator fan pass the reactive power compensation module in third box, first box and the second box in proper order through the exhaust hole to can accelerate the air flow on reactive power compensation module surface, carry the heat dissipation capacity of reactive power compensation module.
In summary, the application has the technical effects and advantages that:
1. according to the reactive compensation module device, when the reactive compensation module device is required to be overhauled, the two first boxes and the two second boxes are driven by the unfolding mechanism to be unfolded in parallel, so that the reactive compensation modules are separated and unfolded, the special reactive compensation modules are convenient to overhaul independently, the working strength is reduced, the failure rate rise caused by repeated disassembly and assembly can be avoided, and the maintenance of the modules is very convenient.
2. According to the reactive compensation device, when the two second boxes synchronously and reversely move, the second boxes drive the two synchronous rotating rods to synchronously and reversely move, the two synchronous rotating rods move to drive the synchronous supporting rods to upwards move, the synchronous supporting rods upwards move to drive the L-shaped shielding plate to rotate around the fixed plate, the L-shaped shielding plate rotates to enable the L-shaped shielding plate to be separated from the bottom box, so that the reactive compensation module is leaked, the L-shaped shielding plate is synchronous with the expansion of the reactive compensation module, the blocking is prevented from interfering with maintenance, and the reactive compensation module is blocked when the maintenance is not needed, so that accidents caused by false collision are avoided.
3. According to the application, the rotating handle drives the driving gear ring to rotate, the driving gear ring rotates to drive the driving gear to rotate, the driving gear rotates to drive the unfolding worm to rotate through the driving shaft, and the unfolding worm rotates to drive the two unfolding worm gears to synchronously and reversely rotate.
4. In the application, when the reactive compensation module works, the heat dissipation fan is started, the heat dissipation fan sucks air near the bottom side of the bottom box and discharges the air in the top side gap of the heat band device generated by the reactive compensation module, and the bottom suction type heat dissipation is adopted, so that the air with lower temperature at a lower position can be sucked, and the heated air is discharged upwards, thereby improving the heat dissipation efficiency.
Drawings
In order to more clearly illustrate the embodiments of the application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic perspective view of embodiment 1 of the present application;
FIG. 2 is a schematic view of a partially cut-away structure of embodiment 1 of the present application;
FIG. 3 is a schematic view of another partially cut-away structure of embodiment 1 of the present application;
FIG. 4 is a schematic view of a part of the enlarged structure of FIG. 3;
FIG. 5 is a schematic view of another partially cut-away structure of embodiment 1 of the present application;
FIG. 6 is a schematic view of a part of the enlarged structure of FIG. 5;
fig. 7 is a schematic view of a partially cut-away mechanism according to embodiment 2 of the present application.
In the figure: 1. a bottom box; 2. rotating the gear; 3. a rotating lever; 4. a first case; 5. a follower lever; 6. a second case; 7. parallel bars; 8. a third case; 9. a reactive compensation module; 10. unfolding the worm wheel; 11. unfolding a worm; 12. a drive shaft; 13. a drive gear; 14. driving the gear ring; 15. a rotating handle; 16. a fixing plate; 17. an L-shaped shielding plate; 18. a rotating table; 19. a synchronous rotating rod; 20. a synchronous stay bar; 21. a cross beam; 22. a heat radiation fan; 23. a mesh frame; 24. and an exhaust hole.
Detailed Description
The following description of the embodiments of the present application 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 application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Example 1: a low-voltage suppressed harmonic reactive compensation module arrangement as shown with reference to figures 1-6 comprises a base box 1. The bottom box 1 can be any base structure in the prior art, such as a metal box body, the first box body 4 and the second box body 6 are matched with the position and the size of the bottom box 1, the inner walls of two sides of the bottom box 1 are provided with the third box body 8, and the first box body 4, the second box body 6 and the third box body 8 can be any one in the prior art.
Reactive compensation modules 9 are arranged on the inner walls of one side of the first box body 4, the second box body 6 and the third box body 8, a fixed plate 16 is arranged on one side of the bottom box 1, an L-shaped shielding plate 17 is rotatably arranged on the top side of the fixed plate 16, the fixed plate 16 and the L-shaped shielding plate 17 can be any one of the prior art, the L-shaped shielding plate 17 is connected with one sides of the two second box bodies 6 through a spreading mechanism for automatically spreading, and the L-shaped shielding plate 17 is in contact with one side of the bottom box 1.
By means of the mechanism, when the reactive compensation module device needs to be overhauled, the unfolding mechanism drives the two first boxes 4 and the two second boxes 6 to be unfolded in parallel, so that the reactive compensation modules 9 are separated and unfolded, the special reactive compensation modules 9 are convenient to overhaul independently, the work intensity is reduced, the failure rate caused by repeated disassembly and assembly can be avoided, and the maintenance of the modules is very convenient.
In this embodiment, as shown in fig. 3, the unfolding mechanism includes a rotating gear 2, a rotating rod 3, a follower rod 5 and a parallel rod 7, the rotating gear 2 is rotatably mounted on one side of the bottom case 1, the rotating rod 3 is mounted on the top side of the rotating gear 2, the rotating rod 3 is rotatably connected with one side of the first case 4 and one side of the second case 6, the follower rod 5 is rotatably connected with one side of the first case 4, one side of the second case 6 and one side of the bottom case 1 respectively, the rotating rod 3, the follower rod 5 and the parallel rod 7 are all parallel to each other, a driving mechanism capable of self-locking is mounted on the two rotating gears 2, and the two driving mechanisms drive the two rotating rods 3 to reversely rotate synchronously through the rotating gear 2, and the two rotating rods 3 rotate to unfold in parallel by driving the two first cases 4 and the two second cases 6 through the follower rod 5 and the parallel rod 7, so that the reactive compensation module 9 is separated and unfolded.
In this embodiment, as shown in fig. 4, the driving mechanism includes two expansion worm wheels 10, expansion worm 11 and driving shaft 12, two expansion worm wheels 10 are all installed on one side of the bottom case 1 in a rotating way, two expansion worm wheels 10 are respectively meshed with two rotating gears 2, expansion worm 11 is installed on the bottom side of a fixing plate 16 in a rotating way through driving shaft 12, expansion worm 11 is respectively meshed with two expansion worm wheels 10, expansion worm 11 is installed with a rotating handle 15 through an amplifying mechanism capable of lifting torque, the advantage of this arrangement is that the rotating handle 15 drives a driving gear ring 14 to rotate, the driving gear ring 14 drives a driving gear 13 to rotate, the driving gear 13 drives the expansion worm 11 to rotate through driving shaft 12, and the expansion worm 11 rotates to drive two expansion worm wheels 10 to rotate reversely in a synchronous way.
In this embodiment, as shown in fig. 4, the amplifying mechanism includes a driving gear 13 and a driving gear ring 14, the driving gear ring 13 is fixedly sleeved on the driving shaft 12, the driving gear ring 14 is meshed with the driving gear ring 13, a round shaft is installed at one side of the driving gear ring 14, one end of the round shaft penetrates through the fixing plate 16 and is connected with one side of the rotating handle 15, and the advantage of the arrangement is that the rotating handle 15 rotates to drive the driving gear ring 14 to rotate through the arrangement of the amplifying mechanism, the driving gear ring 14 rotates to drive the driving gear ring 13 to rotate, the driving gear 13 rotates to drive the driving shaft 12 to rotate, and the transmission ratio of the rotating handle 15 and the unfolding worm 11 can be amplified through the arrangement of the driving gear ring 14 and the driving gear ring 13, so that the rotation torque is increased to save labor, and the adjustment indexing is reduced to facilitate accurate adjustment.
In this embodiment, as shown in fig. 6, the spreading mechanism includes two rotating tables 18, two synchronization rotating rods 19 and a synchronization supporting rod 20, the two rotating tables 18 are respectively rotatably installed on one sides of the two second boxes 6, the two synchronization rotating rods 19 are respectively rotatably installed on one sides of the two rotating tables 18, two sides of the synchronization supporting rod 20 are respectively rotatably connected with one sides of the two synchronization rotating rods 19, which are close to each other, the top end of the synchronization supporting rod 20 is rotatably connected with the bottom side of the L-shaped shielding plate 17, so that the second boxes 6 drive the two synchronization rotating rods 19 to synchronously and reversely move through the setting of the spreading mechanism, when the two second boxes 6 synchronously and reversely move, the two synchronization rotating rods 19 move to drive the synchronization supporting rod 20 to upwards move, the synchronization supporting rod 20 upwards moves to drive the L-shaped shielding plate 17 to rotate around the fixed plate 16, the L-shaped shielding plate 17 rotates to separate the L-shaped shielding plate 17 from the bottom box 1, thereby leaking out the reactive compensation module 9, and the spreading of the L-shaped shielding plate 17 from the reactive compensation module 9 are prevented from blocking, and the reactive compensation module 9 is prevented from being mistakenly overhauled when the two boxes are required to be overhauled.
Example 2: unlike embodiment 1, in this embodiment, as shown in fig. 7, a circular hole is formed in the bottom side of the bottom case 1, the inner walls of two sides of the circular hole are provided with a cross beam 21, the bottom side of the cross beam 21 is provided with a heat dissipation fan 22, and the heat dissipation fan 22 is adapted to the circular hole.
In this embodiment, as shown in fig. 7, the mesh frame 23 is mounted on the bottom side of the bottom case 1, and the mesh frame 23 is adapted to the size of the bottom case 1, so that the advantage of this arrangement is that, by the arrangement of the mesh frame 23, the heat dissipation fan 22 can be blocked without affecting the heat dissipation fan 22 to suck air with a lower temperature from the vicinity of the bottom side of the device, thereby avoiding damage to the fan caused by the suction of large-sized foreign matters into the heat dissipation fan 22.
In this embodiment, as shown in fig. 2, the bottom sides of the first box 4, the second box 6 and the third box 8 are all provided with a plurality of exhaust holes 24, and the top sides of the first box 4, the second box 6 and the third box 8 are all open, so that the arrangement has the advantage that the low-temperature air sucked by the heat dissipation fan 22 can sequentially pass through the reactive compensation modules 9 in the third box 8, the first box 4 and the second box 6 through the exhaust holes 24 by virtue of the arrangement of the exhaust holes 24, so that the air flow on the surfaces of the reactive compensation modules 9 can be accelerated, and the heat dissipation capacity of the reactive compensation modules 9 is improved.
The working principle of the application is as follows:
when the reactive compensation module device needs to be overhauled, the rotating handle 15 drives the driving gear ring 14 to rotate, the driving gear ring 14 rotates to drive the driving gear 13 to rotate, the driving gear 13 rotates to drive the unfolding worm 11 to rotate through the driving shaft 12, the unfolding worm 11 rotates to drive the two unfolding worm gears 10 to synchronously reversely rotate, the unfolding worm 11 rotates to drive the two rotating rods 3 to synchronously reversely rotate through the rotating gear 2, and the two rotating rods 3 rotate to drive the two first boxes 4 and the two second boxes 6 to parallelly unfold through the follower rods 5 and the parallel rods 7, so that the reactive compensation module 9 is separated and unfolded, the special reactive compensation module 9 is overhauled singly, the failure rate caused by repeated disassembly and assembly can be avoided while the working strength is reduced, and the maintenance of the module is very convenient.
When two second boxes 6 move reversely synchronously, the second boxes 6 drive two synchronous rotating rods 19 to move reversely synchronously, the two synchronous rotating rods 19 move to drive the synchronous supporting rods 20 to move upwards, the synchronous supporting rods 20 move upwards to drive the L-shaped shielding plates 17 to rotate around the fixed plates 16, the L-shaped shielding plates 17 rotate to enable the L-shaped shielding plates 17 to be separated from the bottom box 1, so that the reactive compensation module 9 leaks out, the L-shaped shielding plates 17 are synchronous with the unfolding of the reactive compensation module 9, shielding is avoided to prevent overhaul, the reactive compensation module 9 is shielded when overhaul is not needed, accidents caused by misoperation are avoided, when the reactive compensation module 9 works, the heat dissipation fan 22 is started, air near the bottom side of the bottom box 1 is sucked in through the air exhaust holes 24 to take out heat generated by the reactive compensation module 9, and is discharged from a top side gap of the device.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present application, and although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present application.
Claims (4)
1. The utility model provides a low-voltage suppression harmonic reactive power compensation module device, includes base box (1), its characterized in that: a first box body (4) and a second box body (6) are arranged on one side of the bottom box (1) through two unfolding mechanisms capable of being unfolded in parallel, the two first box bodies (4) and the two second box bodies (6) are matched with the positions and the sizes of the bottom box (1), a third box body (8) is arranged on the inner walls of the two sides of the bottom box (1), reactive compensation modules (9) are arranged on the inner walls of one side of the first box body (4), the second box body (6) and the third box body (8), a fixed plate (16) is arranged on one side of the bottom box (1), an L-shaped shielding plate (17) is rotatably arranged on the top side of the fixed plate (16), the L-shaped shielding plate (17) is connected with one side of the two second box bodies (6) through an unfolding mechanism used for automatic unfolding, and the L-shaped shielding plate (17) is contacted with one side of the bottom box (1); the unfolding mechanism comprises a rotating gear (2), a rotating rod (3), a follow-up rod (5) and a parallel rod (7), wherein the rotating gear (2) is rotatably installed on one side of the bottom box (1), the rotating rod (3) is installed on the top side of the rotating gear (2), the rotating rod (3) is rotatably connected with one side of the first box body (4), the follow-up rod (5) is rotatably connected with one side of the first box body (4) and one side of the second box body (6) respectively, one side of the parallel rod (7) is rotatably connected with one side of the first box body (4), one side of the second box body (6) and one side of the bottom box (1) respectively, the rotating rod (3), the follow-up rod (5) and the parallel rod (7) are all arranged in parallel, and two driving mechanisms capable of self-locking are installed on the rotating gears (2); the driving mechanism comprises two unfolding worm wheels (10), unfolding worm shafts (11) and a driving shaft (12), the two unfolding worm wheels (10) are rotatably installed on one side of the bottom box (1), the two unfolding worm wheels (10) are respectively meshed with the two rotating gears (2), the unfolding worm shafts (11) are rotatably installed on the bottom side of the fixing plate (16) through the driving shaft (12), the unfolding worm shafts (11) are respectively meshed with the two unfolding worm wheels (10), and the unfolding worm shafts (11) are provided with rotating handles (15) through an amplifying mechanism capable of lifting torque; the amplifying mechanism comprises a driving gear (13) and a driving gear ring (14), the driving gear (13) is fixedly sleeved on the driving shaft (12), the driving gear ring (14) is meshed with the driving gear (13), a circular shaft is arranged on one side of the driving gear ring (14), and one end of the circular shaft penetrates through the fixing plate (16) and is connected with one side of the rotating handle (15); the opening mechanism comprises two rotating tables (18), two synchronous rotating rods (19) and a synchronous supporting rod (20), wherein the two rotating tables (18) are respectively and rotatably installed on one sides of the two second boxes (6), the two synchronous rotating rods (19) are respectively and rotatably installed on one sides of the two rotating tables (18), two sides of the synchronous supporting rod (20) are respectively and rotatably connected with two sides, close to each other, of the synchronous rotating rods (19), and the top end of the synchronous supporting rod (20) is rotatably connected with the bottom side of the L-shaped shielding plate (17).
2. A low-voltage suppression harmonic reactive compensation module device in accordance with claim 1, wherein: the bottom side of the bottom box (1) is provided with a circular hole, cross beams (21) are jointly installed on the inner walls of the two sides of the circular hole, a heat radiation fan (22) is installed on the bottom side of each cross beam (21), and the heat radiation fan (22) is matched with the circular hole.
3. A low-voltage suppression harmonic reactive compensation module device in accordance with claim 1, wherein: the bottom side of the bottom box (1) is provided with a mesh frame body (23), and the mesh frame body (23) is matched with the bottom box (1) in size.
4. A low-voltage suppression harmonic reactive compensation module device in accordance with claim 1, wherein: the first box (4), the second box (6) and the bottom side of the third box (8) are all provided with a plurality of exhaust holes (24), and the top sides of the first box (4), the second box (6) and the third box (8) are all open-type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111460749.0A CN113991462B (en) | 2021-12-03 | 2021-12-03 | Low-voltage suppression harmonic reactive compensation module device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111460749.0A CN113991462B (en) | 2021-12-03 | 2021-12-03 | Low-voltage suppression harmonic reactive compensation module device |
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| CN113991462A CN113991462A (en) | 2022-01-28 |
| CN113991462B true CN113991462B (en) | 2023-09-22 |
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