CN112736711A - Low-voltage reactive power compensation device for improving power factor - Google Patents
Low-voltage reactive power compensation device for improving power factor Download PDFInfo
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- CN112736711A CN112736711A CN202110072077.XA CN202110072077A CN112736711A CN 112736711 A CN112736711 A CN 112736711A CN 202110072077 A CN202110072077 A CN 202110072077A CN 112736711 A CN112736711 A CN 112736711A
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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
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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
- H02B1/20—Bus-bar or other wiring layouts, e.g. in cubicles, in switchyards
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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
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
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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
- H02B1/40—Wall-mounted casings; Parts thereof or accessories therefor
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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
- H02J3/18—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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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Abstract
The invention relates to the technical field of low-voltage reactive power compensation devices, and discloses a low-voltage reactive power compensation device for improving a power factor of an electric power grid. This electric power network improves power factor's low pressure reactive power compensator, make the phenomenon that the radiating effect is not good appear when raising power through reducing the temperature, for this reason there is the back backup pad through the back mounted with the outside box of compensator, it is fixed to support the wall rear end through device back backup pad when using simultaneously, form the gaseous space that can circulate of one deck simultaneously, make when using, play convenient gas and circulate, reduce the phenomenon that gaseous can't get rid of simultaneously, for this reason when using, increase the effect of radiating effect.
Description
Technical Field
The invention relates to the technical field of low-voltage reactive power compensation devices, in particular to a low-voltage reactive power compensation device for improving a power factor of an electric power grid.
Background
The concept of the low-voltage reactive power compensation device is a concept reflecting the effective utilization degree of the apparent power output by a power supply, and the improvement of the power factor of the device has great influence on the economic operation and energy conservation and emission reduction of a power grid.
In the low-voltage reactive power compensation device for improving the power factor of the existing electric power grid, a common device is provided with an air outlet device through the back surface, but when the low-voltage reactive power compensation device is used, the phenomenon that the efficiency is influenced when the low-voltage reactive power compensation device is used is that the air is blocked by a wall in the process of air circulation and various different circuits are required to be connected inside the low-voltage reactive power compensation device, but when the low-voltage reactive power compensation device is used, the circuits are required to be continuously operated after the electricity is closed in order to prevent the operator from being hurt by the electricity in.
Disclosure of Invention
Aiming at the defects of the low-voltage reactive power compensation device for improving the power factor of the existing electric power grid, the invention provides the low-voltage reactive power compensation device for improving the power factor of the electric power grid, which has the advantages of increasing the phenomenon of preventing the back from blocking when gas flows inside the low-voltage reactive power compensation device and reducing the power failure of the whole device when the low-voltage reactive power compensation device is convenient to connect electric wires, and solves the problems in the background technology.
The invention provides the following technical scheme: a low-voltage reactive power compensation device for improving power factor of an electric power grid comprises an external box body of a compensator, wherein an upper cover is arranged on the upper part of the external box body of the compensator, an insulating protection pad is fixedly connected inside the external box body of the compensator, a compensator body is fixedly connected inside the insulating protection pad, a spring is fixedly connected in the middle of the upper part of the compensator body, an internal maintenance cover plate is arranged outside the lower part of the compensator body, a heat dissipation device box body is fixedly connected inside the lower part of the compensator body, a fan is arranged inside the heat dissipation device box body, an upper dust screen is fixedly connected on the upper part of the heat dissipation device box body, a lower dust screen is arranged on the lower part of the heat dissipation device box body, a back support plate is fixedly connected on the back surface of the external box body of the compensator, and an, one side of the back support plate is fixedly connected with a connecting plate, a bolt fixing perforation is arranged inside the connecting plate, a front protection plate is arranged on the front surface of the outer box body of the compensator, an observation plate is arranged on one side inside the compensator body, a power protection switch is fixedly connected with the other side of the upper part of the compensator body, a threaded rod is fixedly connected with one side of the lower part of the front surface of the compensator body, a threaded outer sleeve is fixedly connected with the outer part of the upper part of the threaded rod, a supporting transverse plate is movably sleeved at the middle part of the threaded outer sleeve, a clamping sleeve is movably clamped at the middle part of the supporting transverse plate, a lower connecting plate is fixedly connected with the lower part of the clamping sleeve, an electric connection base is arranged on the back surface of the compensator body, a supporting transverse plate is fixedly connected with the upper part of, the lower part of the upper wire connecting upper clamping plate is fixedly connected with a lower power connecting device. The insulating protection pad is clamped between the compensator external box body and the compensator body, and two sides of the front end of the compensator body are clamped on two sides of the front end of the compensator external box body.
Preferably, the fan is fixed on the heat dissipation device box body through a limiting plate, and the upper dust screen and the lower dust screen are respectively provided with a small hole.
Preferably, the springs are fixed to a lower portion of the upper cover and an upper portion of the compensator body, and the plurality of springs are mounted to the upper portion of the compensator body.
Preferably, the threaded rod and the threaded outer sleeve are fixedly sleeved with each other in a threaded manner, the lower connecting plate is sleeved with the electric connection base, the internal threads at two ends of the fastening nut are fixedly sleeved outside the fastening nut, and the lower electric connection device is fixed to the lower portion of the upper wiring clamping plate.
Preferably, the threaded rod and the object on the upper portion of the supporting transverse plate are installed in a plurality of numbers, and a front protection plate is installed on the front surface of the external box body of the compensator and provided with a through hole.
Preferably, the back support plate is fixed on the back of the external box body of the compensator, the lower part of the back support plate is provided with air outlet holes, the air outlet holes sequentially penetrate through the back of the external box body of the compensator, the lower part of the insulating protection pad and the lower part of the compensator body, and the connecting plates are respectively arranged at four corners of the back support plate.
Preferably, the internal maintenance cover plate is fixed at the front end of the lower part of the external box body of the compensator, and a certain gap is formed between the upper part of the internal maintenance cover plate and the compensator body.
Preferably, the compensator body is internally provided with a low-voltage reactive power compensation device, and the power protection switch can be moved manually.
The invention also provides an operation method of the low-voltage reactive power compensation device for improving the power factor of the electric power grid, which comprises the following steps:
s1: the device is moved to the appropriate position by placing the compensator outer housing against the wall while securing it through the screws inside the bolt securing apertures.
And S2, when in use, the front protection plate of the device is opened, and the thread outer sleeve is rotated at the same time, so that the lower connecting plate is driven to deviate from the inside of the power connection base.
S3: the electric wire is placed between the upper wiring upper clamp plate and the lower wiring device, the upper wiring upper clamp plate is rotated, the lower wiring device is driven to move downwards, the electric wire is clamped and fixed through the upper wiring upper clamp plate and the lower wiring device when the electric wire fixing device is used, the thread outer sleeve is rotated after the electric wire is fixed, the support transverse plate is driven to press downwards, and the lower connecting plate and the electric connection base are driven to be electrified.
S4: the fan is started for driving the lower part of the external box body of the lower air inlet device compensator, internal dust is filtered through the dual filtering device of the upper dust screen and the lower dust screen, meanwhile, the internal part of the external box body of the air inlet device compensator is cooled, and simultaneously, the air entering the internal part of the external box body of the air outlet hole is discharged from the internal part of the air outlet hole.
Compared with the low-voltage reactive power compensation device for improving the power factor of the existing electric power grid, the low-voltage reactive power compensation device has the following beneficial effects:
1. this electric power network improves power factor's low pressure reactive power compensator, make the phenomenon that the radiating effect is not good appear when raising power through reducing the temperature, for this reason there is the back backup pad through the back mounted with the outside box of compensator, it is fixed to support the wall rear end through device back backup pad when using simultaneously, form the gaseous space that can circulate of one deck simultaneously, make when using, play convenient gas and circulate, reduce the phenomenon that gaseous can't get rid of simultaneously, for this reason when using, increase the effect of radiating effect.
2. This electric power network improves power factor's low pressure reactive power compensator, through will turning to the screw thread overcoat, make and drive the skew of lower part connecting plate and connect the electric base, fix the circuit that needs to connect between upper portion wiring punch holder and lower part power device simultaneously, through rotating fastening nut, make and drive upper portion wiring punch holder downstream, can carry out the centre gripping to the electric wire for this reason when using fixedly, simultaneously when using, device lower part connecting plate and circuit totality present the phenomenon of opening circuit, for this reason when using, avoid the phenomenon that needs the outage when the line, can play the efficiency that increases the device often for this reason, simultaneously after the line is finished, only need to drive the inside that lower part connecting plate inserted device connects the electric base through rotating the screw thread overcoat, make and carry out the effect of circular telegram to the device.
Drawings
FIG. 1 is a schematic view of a main structure of the present invention;
FIG. 2 is a schematic rear view of the structure of the present invention;
FIG. 3 is a schematic view of a front side protection plate of the present invention;
FIG. 4 is a schematic cross-sectional view of the structure of the present invention;
FIG. 5 is a schematic diagram of a power connection device according to the present invention.
In the figure: 1. a compensator outer box; 2. an upper cover; 3. an insulating protection pad; 4. a compensator body; 5. a spring; 6. an internal service cover plate; 7. a heat sink housing; 8. a fan; 9. an upper dust screen; 10. a lower dust screen; 11. a back support plate; 12. an air outlet; 13. a connecting plate; 14. the bolt is used for fixing a through hole; 15. a front surface protection plate; 16. an observation plate; 17. a power protection switch; 18. a threaded rod; 19. a threaded outer sleeve; 20. supporting the transverse plate; 21. a jacket; 22. a lower connecting plate; 23. a power connection base; 24. a support vertical plate; 25. fastening a nut; 26. an upper wiring upper clamping plate; 27. the lower part is connected with a power device.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, a low-voltage reactive power compensator for improving power factor of an electrical power grid comprises a compensator external box 1, an upper cover 2 is installed on the upper portion of the compensator external box 1, an insulating protection pad 3 is fixedly connected inside the compensator external box 1, a compensator body 4 is fixedly connected inside the insulating protection pad 3, a spring 5 is fixedly connected to the middle of the upper portion of the compensator body 4, an internal maintenance cover plate 6 is installed on the outer portion of the lower portion of the compensator body 4, a heat dissipation device box 7 is fixedly connected inside the lower portion of the compensator body 4, a fan 8 is installed inside the heat dissipation device box 7, an upper dust screen 9 is fixedly connected to the upper portion of the heat dissipation device box 7, a lower dust screen 10 is installed on the lower portion of the heat dissipation device box 7, a back support plate 11 is fixedly connected to the back of the compensator external box 1, and an air outlet hole 12 is, one side of a back support plate 11 is fixedly connected with a connecting plate 13, a bolt fixing perforation 14 is arranged inside the connecting plate 13, a front protection plate 15 is arranged on the front surface of an external box body 1 of the compensator, an observation plate 16 is arranged on one side inside a compensator body 4, a power protection switch 17 is fixedly connected on the other side of the upper part of the compensator body 4, a threaded rod 18 is fixedly connected on one side of the lower part of the front surface of the compensator body 4, a threaded outer sleeve 19 is fixedly connected on the outer part of the upper part of the threaded rod 18, a support transverse plate 20 is movably sleeved in the middle of the threaded outer sleeve 19, a clamping sleeve 21 is movably clamped in the middle of the support transverse plate 20, a lower connecting plate 22 is fixedly connected on the lower part of the clamping sleeve 21, an electric connection base 23 is arranged on the back surface of the compensator body 4, a support vertical plate 24, the lower part of the upper wire connecting upper clamping plate 26 is fixedly connected with a lower wire connecting device 27.
Wherein, fan 8 passes through the limiting plate to be fixed on heat abstractor box 7, the aperture has been seted up respectively to upper portion dust screen 9 and lower part dust screen 10, when using, fix on heat abstractor box 7 through the limiting plate fan 8, simultaneously when using, through installing upper portion dust screen 9 and lower part dust screen 10 with device fan 8 upper portion and lower part, make when using, seted up the aperture on upper portion dust screen 9 and lower part dust screen 10 and carried the air, device upper portion dust screen 9 and lower part dust screen 10 are double filter when using simultaneously, make when using, neatness when accessible device upper portion dust screen 9 and lower part dust screen 10 filtration process increase device use.
Wherein, spring 5 is fixed in the lower part of upper cover 2 and the upper portion of compensator body 4, and a plurality of springs 5 are installed to the upper portion of compensator body 4, and when using, through fixing spring 5 between the lower part of upper cover 2 and the upper portion of compensator body 4 for when using, through installing spring 5, make when using, when meeting the vibration in transportation process, device spring 5 can start the effect of buffering, makes to reduce the phenomenon that the vibration led to the fact the influence to the device.
Wherein, the threaded rod 18 and the threaded outer sleeve 19 are fixedly sleeved with each other by threads, the lower connecting plate 22 and the electric connection base 23 are sleeved with each other, the internal threads at the two ends of the fastening nut 25 are fixedly sleeved outside the fastening nut 25, the lower electric connection device 27 is fixed at the lower part of the upper wiring upper clamping plate 26, when in use, various different circuits are required to be connected inside, but when in use, the circuits are required to be connected in the connection process for preventing the electricity from hurting an operator, the circuits are required to be continuously operated after the electricity is required to be closed, therefore, the efficiency is influenced when in use, therefore, when in use, the lower connecting plate 22 is driven to deviate from the electric connection base 23 by rotating the threaded outer sleeve 19, meanwhile, the circuits required to be connected are fixed between the upper wiring upper clamping plate 26 and the lower electric connection device 27, and by rotating the fastening nut 25, make and drive upper portion wiring punch holder 26 and remove downwards, can carry out the centre gripping to the electric wire for this reason when using fixedly, simultaneously when using, device lower part connecting plate 22 and circuit generally present the phenomenon of open circuit, for this reason when using, avoid the phenomenon that needs the outage when the line, can play the efficiency nature that increases the device often for this reason, simultaneously after the line is ended, only need to rotate screw thread overcoat 19 and can drive lower part connecting plate 22 and insert the inside that device connects electric base 23 for carry out the effect of circular telegram to the device.
Wherein, threaded rod 18 and the article that supports diaphragm 20 upper portion are installed a plurality ofly, and the outside box 1 of compensator openly installs front guard plate 15 and has seted up the through-hole, and threaded rod 18 and support diaphragm 20 install a plurality ofly when using for can conveniently distinguish the circuit of different positions, when using, can reduce the phenomenon that appears whole outage in the operation process simultaneously, increase the security when the device uses for this reason when using, increase the convenience simultaneously.
Wherein, 3 centre gripping of insulating protection pad is between compensator outside box 1 and compensator body 4, the both sides joint of 4 front ends of compensator body is in the both sides of the outside box 1 front end of compensator, there is the inside integrated circuit that contains of device when using, make there is the phenomenon of electric leakage when using, for this reason through installing fixedly connected with insulating protection pad 3 between compensator outside box 1 and the compensator body 4 when using, make when using, accessible insulating protection pad 3 carries out the check to between compensator body 4, make play the phenomenon that prevents the electric leakage.
Wherein, the back support plate 11 is fixed on the back of the compensator external box 1, the lower part of the back support plate 11 is provided with air outlet holes, the air outlet holes 12 sequentially pass through the back of the compensator external box 1, the lower part of the insulation protection pad 3 and the lower part of the compensator body 4, the connecting plates 13 are respectively arranged at four corners of the back support plate 11, when in use, the air outlet device is arranged on the back of a common device, but when in use, the air is blocked by the wall in the air circulation process, so that when in use, the phenomenon of poor heat dissipation effect appears when the power is improved by reducing the temperature, therefore, the back support plate 11 is arranged on the back of the compensator external box 1, and simultaneously, the back support plate 11 is used for supporting and fixing the back end of the wall, a layer of space through which air can circulate is formed, so that when in use, the air circulation device has the advantages that air circulation is facilitated, meanwhile, the phenomenon that air cannot be discharged is reduced, and therefore the heat dissipation effect is improved when the air circulation device is used.
Wherein, the front end at the outside box 1 lower part of compensator is fixed to inside maintenance apron 6, there is certain clearance between the upper portion of inside maintenance apron 6 and compensator body 4, when using, through fixing inside maintenance apron 6 at the front end of the outside box 1 lower part of compensator, make when using, can support fixedly lower part heat abstractor, make to play the effect of protection, simultaneously when damage appears in the lower part, only need the inside maintenance apron 6 of dismounting device to maintain inside, when using simultaneously, there is certain clearance through the upper portion between inside maintenance apron 6 and the compensator body 4, make when using, the clearance between inside maintenance apron 6 of accessible device and compensator body 4, make convenient gas circulate, make the effect that increases the radiating effect.
Wherein, compensator body 4's internally mounted has low pressure reactive power compensator device, power protection switch 17 can carry out manual removal, when using, through the internally mounted with compensator body 4 has low pressure reactive power compensator device, can improve filterable effect to the electric current during the use in the connecting circuit in-process, make the use amount of increase electric current, simultaneously when using, through installing power protection switch 17, make when using, accessible power protection switch 17 opens and shuts, make the convenience carry out the effect of outage to inside.
The working principle is as follows: the operation method of the low-voltage reactive power compensation device for improving the power factor of the electric power grid comprises the following steps:
s1: the device is moved to the corresponding position by resting the compensator outer housing 1 against the wall while fixing through screws inside the bolt fixing through holes 14.
S2, in use, the front protection plate 15 of the device is opened, and the threaded outer sleeve 19 is rotated at the same time, so that the lower connecting plate 22 is driven to deviate from the inside of the power connection base 23.
S3: the electric wire is placed between the upper wiring upper clamping plate 26 and the lower wiring device 27, the upper wiring upper clamping plate 26 is rotated to drive the lower wiring device 27 to move downwards, so that when the electric wire connector is used, the electric wire is clamped and fixed through the upper wiring upper clamping plate 26 and the lower wiring device 27, the threaded outer sleeve 19 is rotated after the electric wire is fixed, the supporting transverse plate 20 is driven to press downwards, and the lower connecting plate 22 is driven to be electrified with the electric connection base 23.
S4: the fan 8 is started so as to drive the lower part of the lower air inlet device compensator external box 1, and simultaneously, the internal dust is filtered through the double filtering device of the upper dust screen 9 and the lower dust screen 10, and simultaneously, the air enters the internal part of the device compensator external box 1 so as to cool the internal part, and simultaneously, the air entering the device compensator external box 1 is discharged from the internal part of the device air outlet 12.
When the compensator is used, the device is moved to a corresponding position, the compensator outer box body 1 is leaned against the wall, meanwhile, a screw penetrates through the inside of the bolt fixing through hole 14 for fixing, when the compensator is used, the device front protection plate 15 is opened, the thread outer sleeve 19 is rotated at the same time, the lower connecting plate 22 is driven to deviate from the inside of the power connection base 23, an electric wire is placed between the upper wiring upper clamp plate 26 and the lower power connection device 27, the lower power connection device 27 is driven to move downwards by rotating the upper wiring upper clamp plate 26, when the compensator is used, the electric wire is clamped and fixed through the upper wiring upper clamp plate 26 and the lower power connection device 27, the thread outer sleeve 19 is rotated after the electric wire is fixed, the supporting transverse plate 20 is driven to press downwards, the lower connecting plate 22 is driven to be electrified with the power connection base 23, the fan 8 is started, and lower air is driven to enter the lower part of the compensator outer, simultaneously filters inside dust through the double filter equipment of device upper portion dust screen 9 and lower part dust screen 10, and gaseous entering device compensator outside box 1's inside simultaneously for cooling inside, the air that gets into simultaneously is discharged from the inside of device venthole 12, and when using, through the inside utilization ratio that increases the electric current of circuit to connecting of compensator body 4 simultaneously.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides an improve power factor's low pressure reactive power compensator, includes outside box (1) of compensator etc. its characterized in that: the upper cover (2) is installed on the upper portion of the compensator external box body (1), the insulating protection pad (3) is fixedly connected to the inside of the compensator external box body (1), the compensator body (4) is fixedly connected to the inside of the insulating protection pad (3), a spring (5) is fixedly connected to the middle portion of the upper portion of the compensator body (4), an internal maintenance cover plate (6) is installed on the outside of the lower portion of the compensator body (4), a heat dissipation device box body (7) is fixedly connected to the inside of the lower portion of the compensator body (4), a fan (8) is installed inside the heat dissipation device box body (7), an upper portion dust screen (9) is fixedly connected to the upper portion of the heat dissipation device box body (7), a lower portion dust screen (10) is installed on the lower portion of the heat dissipation device box body (7), and a back support plate (11) is fixedly connected to, the compensator is characterized in that an air outlet (12) is formed in the lower portion of the back of the compensator external box body (1), a connecting plate (13) is fixedly connected to one side of a back supporting plate (11), a bolt fixing through hole (14) is formed in the connecting plate (13), a front protecting plate (15) is installed on the front of the compensator external box body (1), an observation plate (16) is installed on one side of the interior of the compensator body (4), a power source protecting switch (17) is fixedly connected to the other side of the upper portion of the compensator body (4), a threaded rod (18) is fixedly connected to one side of the front lower portion of the compensator body (4), a threaded outer sleeve (19) is fixedly connected to the exterior of the upper portion of the threaded rod (18), a supporting transverse plate (20) is movably sleeved in the middle of the threaded outer sleeve (19), and a clamping, the lower part of the jacket (21) is fixedly connected with a lower connecting plate (22), the back of the compensator body (4) is provided with an electric connection base (23), the upper part of the jacket (21) is fixedly connected with a supporting vertical plate (24), the middle part of the upper part of the jacket (21) is fixedly connected with a fastening nut (25), the external thread of the fastening nut (25) is fixedly sleeved with an upper wiring upper clamping plate (26), and the lower part of the upper wiring upper clamping plate (26) is fixedly connected with a lower electric connection device (27); the insulating protection pad (3) is clamped between the compensator external box body (1) and the compensator body (4), and the two sides of the front end of the compensator body (4) are clamped on the two sides of the front end of the compensator external box body (1).
2. The low-voltage reactive power compensation device for improving the power factor according to claim 1, wherein: the back of outside box (1) of compensator is fixed in back backup pad (11), the venthole has been seted up to the lower part of back backup pad (11), venthole (12) pass the back of the outside box of compensator (1), the lower part of insulating protection pad (3) and the lower part of compensator body (4) in proper order, connecting plate (13) all have the installation in the four corners at the back of back backup pad (11) respectively.
3. The low-voltage reactive power compensation device for improving the power factor according to claim 1, wherein: the internal maintenance cover plate (6) is fixed at the front end of the lower part of the external box body (1) of the compensator, and a certain gap exists between the upper part of the internal maintenance cover plate (6) and the compensator body (4).
4. The low-voltage reactive power compensation device for improving the power factor according to claim 1, wherein: the interior of compensator body (4) installs low pressure reactive power compensator device, power protection switch (17) can carry out manual removal.
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CN108521079A (en) * | 2018-06-08 | 2018-09-11 | 成都尚智恒达科技有限公司 | A kind of novel distribution cabinet earth plate |
CN210576494U (en) * | 2019-05-07 | 2020-05-19 | 广东轻工职业技术学院 | Wiring auxiliary device for electric circuit |
CN110475444A (en) * | 2019-07-04 | 2019-11-19 | 安徽蓝德正华电子有限公司 | A kind of instrument box of damping type good heat dissipation effect |
CN210468810U (en) * | 2019-10-22 | 2020-05-05 | 杭州奥能电力设备制造有限公司 | Intelligent heat dissipation low-voltage reactive power compensation device |
CN211046488U (en) * | 2019-11-12 | 2020-07-17 | 广州托普电气有限公司 | Wall-mounted reactive power compensation device convenient to install |
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Application publication date: 20210430 |