CN116845730A - Distributed photovoltaic power generation switch cabinet system - Google Patents
Distributed photovoltaic power generation switch cabinet system Download PDFInfo
- Publication number
- CN116845730A CN116845730A CN202310821113.7A CN202310821113A CN116845730A CN 116845730 A CN116845730 A CN 116845730A CN 202310821113 A CN202310821113 A CN 202310821113A CN 116845730 A CN116845730 A CN 116845730A
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- Prior art keywords
- pipe
- cabinet
- power generation
- photovoltaic power
- blowing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000010248 power generation Methods 0.000 title claims abstract description 25
- 239000000428 dust Substances 0.000 claims abstract description 53
- 238000007664 blowing Methods 0.000 claims abstract description 42
- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 230000017525 heat dissipation Effects 0.000 claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 11
- 239000004744 fabric Substances 0.000 claims description 5
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 abstract description 3
- 230000009471 action Effects 0.000 description 12
- 238000000034 method Methods 0.000 description 12
- 230000008569 process Effects 0.000 description 12
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 4
- 235000017491 Bambusa tulda Nutrition 0.000 description 4
- 241001330002 Bambuseae Species 0.000 description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 4
- 239000011425 bamboo Substances 0.000 description 4
- 230000005855 radiation Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
-
- 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
-
- 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
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/32—Mounting of devices therein
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention relates to the technical field of switch cabinets, and provides a distributed photovoltaic power generation switch cabinet system, which comprises: the cabinet body and the cabinet door are provided with a dust removal heat dissipation assembly on the cabinet door, the top of the cabinet body is provided with a blowing and sucking mechanism, when the main gear rotates, the two pinion gears can be driven to synchronously rotate, the two half gear gears are driven to synchronously rotate, and then the fan is driven to rotate, the inside of the cabinet body is ventilated and dissipated, and the two half gear gears can be alternately meshed with racks on the side wall of the lifting rod to drive the lifting rod to reciprocate up and down, under the cooperation of the four self-reset switches, the suction fan and the blower can be alternately started and closed, so that the surface of an electrical element in the cabinet body can be blown, blown dust can be absorbed and collected, ventilation and dissipation are improved, meanwhile dust accumulated on the electrical element can be effectively removed, good heat dissipation capacity of the electrical element is guaranteed, short circuit is avoided due to more dust, and safety performance is greatly improved.
Description
Technical Field
The invention relates to the technical field of switch cabinets, in particular to a distributed photovoltaic power generation switch cabinet system.
Background
The photovoltaic is a short term of a solar photovoltaic power generation system, is a novel power generation system for directly converting solar radiation energy into electric energy by utilizing the photovoltaic effect of a solar cell semiconductor material, and has two modes of independent operation and grid-connected operation, and for the application of novel energy sources, a corresponding photovoltaic transformer substation needs to be established to transmit the electric quantity obtained by photovoltaic.
The switch cabinet in the photovoltaic transformer substation is mainly used for switching, controlling and protecting in the process of generating, transmitting, distributing and cable converting of a power system. In order to avoid contact between the switchgear and the ground, racks are often used in distributed photovoltaic power generation systems to support the switchgear. The general cubical switchboard includes the cabinet body and sets up the mounting panel that is used for installing electrical components in the cabinet body, and above-mentioned mounting panel is direct to be fixed in the cabinet is internal, adopts the cubical switchboard of above-mentioned structure to have following problem: the mounting panel is not adjustable at the internal high position of cabinet, if install electrical components volume on the mounting panel relatively less for electrical components only occupies the cubical switchboard relatively less inner space, causes the waste of space, and when electrical components in the cubical switchboard breaks down and need maintenance and change, because electrical components adopts the screw fixation generally on the mounting panel, and cubical switchboard inner space is narrow and small relatively, has increased the degree of difficulty of maintenance personnel dismouting electrical components, and the process is loaded down with trivial details, wastes time and energy, is unfavorable for improving work efficiency.
According to the search, the prior patent (publication number: CN 208674651U) discloses an energy-saving distributed photovoltaic power generation switch cabinet system, which comprises a cabinet body and mounting plates arranged in the cabinet body, wherein two opposite side walls in the cabinet body are fixedly provided with sliding seats corresponding to each other along the height direction of the cabinet body, the sliding seats arranged on the same side walls are provided with mounting seats which can move up and down along the height direction of the sliding seats under the cooperation of the sliding seats, the mounting seats and the sliding seats are matched with each other to be provided with guide mechanisms capable of enabling the mounting seats to move up and down along the horizontal height direction of the sliding seats and locking mechanisms for limiting the mounting seats to move up and down, the mounting seats are also provided with guide sliding grooves arranged along the width direction of the cabinet body, and two opposite ends of the mounting plates extend into the guide sliding grooves on the two opposite mounting seats and can slide back and forth in the guide sliding grooves. The invention has simple structure and convenient operation, improves the utilization rate of the space in the cabinet body, is convenient for maintaining and replacing the electric appliance element with fault, and is beneficial to improving the working efficiency.
However, in the above scheme, certain defects still exist, the mounting plate is conveniently pulled out through the handle, so that the electrical components mounted on the mounting plate are convenient to maintain, but in the process of pulling out the mounting plate, the limit on the mounting plate is lacking, so that the mounting plate is easy to slide in the process of mounting and dismounting the electrical components and maintaining the electrical components, and the mounting and dismounting and maintaining operations on the electrical components are affected; in addition, after the switch cabinet works for a long time, dust is easy to accumulate on the surface of an electrical element arranged on the mounting plate, the risk of electrical short circuit can be improved due to long-time dust accumulation, and as dust in the switch cabinet is continuously increased, electrical parts in the cabinet body can be heated to cause burning, so that equipment in the power distribution cabinet is damaged. At present, a mode of special personnel for periodically removing dust is generally adopted to ensure the stable operation of the outdoor distributed photovoltaic power generation switch cabinet, so that the labor degree is high, time and labor are wasted, and the operation is relatively troublesome and inconvenient.
In view of this, the present invention proposes a distributed photovoltaic power generation switchgear system.
Disclosure of Invention
The invention provides a distributed photovoltaic power generation switch cabinet system, which solves the problems that the existing switch cabinet system in the related art is inconvenient to stably install and maintain electrical elements and does not have a good dust removal system.
The technical scheme of the invention is as follows: a distributed photovoltaic power generation switchgear system comprising: the cabinet comprises a cabinet body, a cabinet door rotatably connected to the front end of the cabinet body and a heat dissipation net arranged on the side wall of the cabinet body, wherein a plurality of mounting assemblies are arranged in the cabinet body and used for mounting electric elements in the switch cabinet;
the cabinet door is provided with a dust removal and heat dissipation assembly, the dust removal and heat dissipation assembly comprises a main gear rotationally connected to the inner wall of the cabinet door, two auxiliary gears are symmetrically arranged on two sides of the main gear, the two auxiliary gears are rotationally connected to the inner wall of the cabinet door, the two auxiliary gears are meshed with the main gear, half gears are fixed on the outer walls of the two auxiliary gears, fans are fixed at one ends of the two half gears, far away from the auxiliary gears, of the cabinet door, a motor is fixedly arranged on the outer wall of the cabinet door, and an output shaft of the motor extends to the inside of the cabinet door and is fixedly connected with the main gear;
the dust removal heat dissipation assembly further comprises a lifting rod with a cavity formed in the lifting rod, racks are arranged on two side walls of the lifting rod, communicating pipes are fixedly communicated with the outer walls of the upper side and the lower side of the lifting rod, a main pipe is fixedly communicated with one end, far away from the lifting rod, of each communicating pipe, and a plurality of branch pipes communicated with the interior of the main pipe are distributed on the outer wall of the main pipe at equal intervals;
the top of the cabinet body is provided with a blowing and sucking mechanism, an external thread sleeve and a connecting pipe are connected between the blowing and sucking mechanism and the lifting rod, and the blowing and sucking mechanism blows and sucks the interior of the lifting rod through the external thread sleeve and the connecting pipe, so that the branch pipe can blow and suck dust on the surface of an electrical element installed on the installation assembly.
Preferably, the T-shaped sliding blocks are fixed on the outer walls of the upper side and the lower side of the lifting rod, two first sliding ways are arranged on the inner wall of the cabinet door, the first sliding ways correspond to the lifting rod one by one, and the T-shaped sliding blocks are in sliding fit with the first sliding ways.
Preferably, the blowing and sucking mechanism comprises a suction fan and a blower fixed at the top of the cabinet body, the suction end of the suction fan is connected with a dust suction pipe, a first one-way valve is arranged on the dust suction pipe, the blowing end of the blower is connected with a blowing pipe, a second one-way valve is arranged on the blowing pipe, the bottom ends of the dust suction pipe and the blowing pipe are fixedly connected with an internal thread sleeve together, and the internal thread sleeve is fixedly penetrated through the top of the cabinet body.
Preferably, the connecting pipe is connected with the internal thread sleeve through an external thread sleeve, and the external thread sleeve is sleeved inside the internal thread sleeve.
Preferably, two self-resetting switches are arranged at the top and the bottom of the first slide, the two self-resetting switches at the bottom of the first slide are used for respectively switching on and off the suction fan and the blower, and the two self-resetting switches at the top of the first slide are used for respectively switching on and off the suction fan and the blower.
Preferably, the installation component is including placing the frame and sliding the mounting panel that sets up in placing the frame inside and be used for installing electrical components the both sides wall of mounting panel all is fixed with T type slide bar it all has seted up T type spout on the inner wall of placing frame both sides, T type spout and the laminating of T type slide bar slip.
Preferably, the inside transmission lead screw that is fixed with of frame is placed the inside cover that rotates of mounting panel is equipped with a lead screw section of thick bamboo, a lead screw section of thick bamboo thread bush is located the outer wall of transmission lead screw fixedly connected with spacing ring on the outer wall of a lead screw section of thick bamboo a circular groove that supplies the spacing ring to slide is seted up to the mounting panel inside a lead screw section of thick bamboo keeps away from the one end of transmission lead screw and is fixed with the handle.
Preferably, two T-shaped guide blocks are respectively fixed on two side walls of the placement frame, and bolt holes are respectively formed in the outer walls of the two T-shaped guide blocks in a penetrating mode.
Preferably, two second slide ways are respectively arranged on two side walls of the inner part of the cabinet body, the second slide ways are in one-to-one correspondence with the T-shaped guide blocks, the T-shaped guide blocks are in sliding fit with the second slide ways, threaded holes are uniformly formed in the second slide ways, the threaded holes are fixedly connected with the threaded holes through bolts, and a taking and placing groove communicated with the second slide ways is formed in the inner wall of the cabinet body at the upper side of the second slide ways.
Preferably, a dust removing cloth bag is sleeved at the discharge end port of the blowing and sucking mechanism.
The working principle and the beneficial effects of the invention are as follows:
1. according to the invention, the plurality of mounting assemblies are arranged in the cabinet body, the electric elements in the switch cabinet can be mounted through the mounting plates on the mounting assemblies, and the mounting plates can be stably translated in the cabinet body under the transmission cooperation of the screw rod barrel and the transmission screw rod, so that the electric elements can be stably mounted and dismounted, and maintained;
2. according to the invention, the dust removing and radiating assembly is arranged on the cabinet door, the blowing and sucking mechanism is arranged at the top of the cabinet body, the motor drives the main gear to rotate, the main gear drives the two auxiliary gears to synchronously rotate, when the two auxiliary gears rotate, the two semi-gears can be driven to synchronously rotate, the fan can be driven to rotate in the rotating process of the two semi-gears, the ventilation and heat radiation of the interior of the cabinet body are realized, the two semi-gears can be alternately meshed with racks on the side wall of the lifting rod to drive the lifting rod to reciprocate up and down, and the suction fan and the blower can be alternately started and closed under the cooperation of the four self-resetting switches, so that dust blowing up on the surface of an electrical element in the cabinet body can be blown up and absorbed and collected, the ventilation and heat radiation can be improved, meanwhile, the dust accumulated on the electrical element can be effectively removed, the good heat radiation capability of the electrical element is ensured, the occurrence of short circuit due to more dust is avoided, and the safety performance is greatly improved.
Drawings
The invention will be described in further detail with reference to the drawings and the detailed description.
Fig. 1 is a schematic diagram of a three-dimensional structure of a distributed photovoltaic power generation switch cabinet system provided by the invention;
fig. 2 is a schematic diagram of the internal structure of the distributed photovoltaic power generation switch cabinet system provided by the invention;
FIG. 3 is a schematic diagram illustrating the structure of a dust removal heat dissipation assembly according to the present invention;
FIG. 4 is an enlarged schematic view of the structure of FIG. 2A;
FIG. 5 is a schematic view illustrating the structure of the mounting assembly according to the present invention;
FIG. 6 is a schematic view of a mounting plate in partial cross-section according to the present invention;
FIG. 7 is a schematic view of a partial cross-sectional structure of a cabinet door according to the present invention;
in the figure: 1. a cabinet door; 11. a first slideway; 2. a dust removal and heat dissipation assembly; 201. a lifting rod; 202. a T-shaped slider; 203. a header pipe; 204. a branch pipe; 205. a motor; 206. a half gear; 207. a main gear; 208. a rack; 209. a communicating pipe; 210. a fan; 211. a pinion gear; 3. a blowing and sucking mechanism; 301. a suction fan; 302. a dust collection pipe; 303. a first one-way valve; 304. an internally threaded sleeve; 305. a second one-way valve; 306. a blowing pipe; 307. a blower; 4. a cabinet body; 41. a heat dissipation net; 42. a second slideway; 43. a taking and placing groove; 5. an externally threaded sleeve; 6. a connecting pipe; 7. a mounting assembly; 701. bolt holes; 702. a T-shaped guide block; 703. a T-shaped slide bar; 704. a mounting plate; 705. a handle; 706. a screw rod cylinder; 707. a transmission screw rod; 708. placing a frame; 709. a limiting ring; 710. a T-shaped chute; 8. a self-resetting switch; 9. and a dust removing cloth bag.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 2, 5 and 6, a distributed photovoltaic power generation switchgear system includes: the cabinet body 4, rotate the cabinet door 1 of connecting in cabinet body 4 front end and set up the heat dissipation net 41 on cabinet body 4 lateral wall, be provided with a plurality of installation component 7 in the inside of cabinet body 4 for install the inside electrical components of cubical switchboard. Wherein, installation component 7 is including placing frame 708 and sliding the setting in place frame 708 inside and be used for carrying out the mounting panel 704 of installation to electrical components, all is fixed with T type slide bar 703 at the both sides wall of mounting panel 704, has all seted up T type spout 710 on placing frame 708 both sides inner wall, and T type spout 710 and T type slide bar 703 slip laminating. A transmission screw rod 707 is fixed on the inner side of the placement frame 708, a screw rod cylinder 706 is rotatably sleeved in the mounting plate 704, the screw rod cylinder 706 is in threaded sleeve connection with the outer wall of the transmission screw rod 707, a limiting ring 709 is fixedly connected to the outer wall of the screw rod cylinder 706, a ring groove for sliding the limiting ring 709 is formed in the mounting plate 704, and a handle 705 is fixed at one end, far away from the transmission screw rod 707, of the screw rod cylinder 706. Two T-shaped guide blocks 702 are respectively fixed on two side walls of the placement frame 708, and bolt holes 701 are formed in the outer walls of the two T-shaped guide blocks 702 in a penetrating mode. Two second slide ways 42 are respectively arranged on two side walls inside the cabinet body 4, the second slide ways 42 are in one-to-one correspondence with the T-shaped guide blocks 702, the T-shaped guide blocks 702 are in sliding fit with the second slide ways 42, threaded holes are uniformly formed in the second slide ways 42, and the bolt holes 701 are fixedly connected with the threaded holes through bolts. The inner wall of the cabinet body 4 positioned on the upper side of the second slideway 42 is provided with a picking and placing groove 43 communicated with the second slideway 42. Under the combined action of the T-shaped guide block 702 and the second slideway 42, the placing frame 708 can stably move up and down in the cabinet 4, the placing frame 708 is conveniently fixed in the cabinet 4 under the combined action of the threaded holes, the bolt holes 701 and the bolts, and the placing frame 708 is conveniently moved upwards under the action of the taking and placing groove 43, so that the placing frame 708 is conveniently detached in the cabinet 4. When the electrical components on the mounting plate 704 need to be maintained, the screw rod cylinder 706 is rotated through the handle 705, under the action of the limiting ring 709, the screw rod cylinder 706 can rotate in situ inside the mounting plate 704, and the screw rod cylinder 706 can move along the outer wall of the transmission screw rod 707, so that the mounting plate 704 can be driven to move back and forth, the mounting plate 704 is conveniently and stably pulled out from the inside of the cabinet body 4, and the electrical components mounted on the placement frame 708 are conveniently maintained.
Referring to fig. 1, 2 and 3, a dust removal and heat dissipation assembly 2 is disposed on a cabinet door 1, the dust removal and heat dissipation assembly 2 includes a main gear 207 rotatably connected to an inner wall of the cabinet door 1, two pinions 211 are symmetrically disposed on two sides of the main gear 207, the two pinions 211 are rotatably connected to the inner wall of the cabinet door 1, the two pinions 211 are meshed with the main gear 207, a half gear 206 is fixed on an outer wall of the two pinions 211, a fan 210 is fixed at one end of the two half gears 206 away from the pinions 211, a motor 205 is fixedly mounted on an outer wall of the cabinet door 1, and an output shaft of the motor 205 extends into the cabinet door 1 and is fixedly connected with the main gear 207. The dust removal heat dissipation assembly 2 further comprises a lifting rod 201 with a cavity formed in the inner portion, racks 208 are arranged on two side walls of the lifting rod 201, communicating pipes 209 are fixedly communicated with the outer walls of the upper side and the lower side of the lifting rod 201, one end, far away from the lifting rod 201, of each communicating pipe 209 is fixedly communicated with a main pipe 203, and a plurality of branch pipes 204 communicated with the inner portion of the main pipe 203 are distributed on the outer wall of the main pipe 203 at equal intervals. Starting the motor 205, the motor 205 drives the main gear 207 to rotate through the output shaft of the motor, the main gear 207 drives the two auxiliary gears 211 to synchronously rotate, when the two auxiliary gears 211 rotate, the two half gears 206 can be driven to synchronously rotate, and in the process of rotating the two half gears 206, the two half gears can be alternately meshed with the racks 208 on the side wall of the lifting rod 201 to drive the lifting rod 201 to slide up and down in a reciprocating manner. In addition, during the rotation of the half gear 206, the fan 210 can be driven to rotate, so as to ventilate and dissipate heat inside the cabinet 4.
Referring to fig. 1, 2, 3 and 4, a blowing and sucking mechanism 3 is disposed at the top of the cabinet 4, an external thread sleeve 5 and a connecting pipe 6 are connected between the blowing and sucking mechanism 3 and the lifting rod 201, and the blowing and sucking mechanism 3 blows and sucks the interior of the lifting rod 201 through the external thread sleeve 5 and the connecting pipe 6, so that the separating pipe 204 can blow and suck dust on the surface of an electrical component mounted on the mounting assembly 7. T-shaped sliding blocks 202 are fixed on the outer walls of the upper side and the lower side of the lifting rod 201, two first sliding ways 11 are arranged on the inner wall of the cabinet door 1, the first sliding ways 11 correspond to the lifting rod 201 one by one, and the T-shaped sliding blocks 202 are in sliding fit with the first sliding ways 11. The blowing and sucking mechanism 3 further comprises a suction fan 301 and a blower 307 which are fixed at the top of the cabinet 4, the suction end of the suction fan 301 is connected with a dust suction pipe 302, a first one-way valve 303 is arranged on the dust suction pipe 302, the dust suction pipe 302 can be turned over and opened only when the suction fan 301 performs powerful suction on the dust suction pipe 302, the blower 307 is connected with a blowing pipe 306 at the blowing end, a second one-way valve 305 is arranged on the blowing pipe 306, the dust suction pipe 302 and the bottom end of the blowing pipe 306 can be turned over and opened only when the blower 307 performs powerful blowing on the blowing pipe 306, an internal thread sleeve 304 is fixedly connected with the bottom ends of the dust suction pipe 302 and the blowing pipe 306 together, and the internal thread sleeve 304 is fixedly penetrated through the top of the cabinet 4. The connecting pipe 6 is connected with the internal thread sleeve 304 through the external thread sleeve 5, and the external thread sleeve 5 is sleeved inside the internal thread sleeve 304. When the blower 307 works, the blower 307 blows the blowing pipe 306, the second one-way valve 305 is opened, the blowing pipe 306 blows the inside of the lifting rod 201 through the internal thread sleeve 304, the external thread sleeve 5 and the connecting pipe 6, the internal pressure of the blowing pipe is increased, and under the combined action of the communicating pipe 209 and the main pipe 203, dust on the surface of an electrical component installed inside the cabinet body 4 can be blown away through the branch pipe 204. When the suction fan 301 works, the suction fan 301 sucks the dust suction pipe 302, the first one-way valve 303 is opened, the dust suction pipe 302 sucks the inside of the lifting rod 201 through the internal thread sleeve 304, the external thread sleeve 5 and the connecting pipe 6, under the combined action of the communicating pipe 209 and the main pipe 203, the dust floating in the cabinet 4 can be sucked through the branch pipe 204, and the dust collection cloth bag 9 is sleeved at the discharge end port of the blowing and sucking mechanism 3, so that the sucked dust can be collected.
Referring to fig. 2, 3, 4 and 7, two self-resetting switches 8 are respectively arranged at the top and bottom of the first slideway 11, the two self-resetting switches 8 at the bottom of the first slideway 11 respectively switch on and off the suction fan 301 and the blower 307, and the two self-resetting switches 8 at the top of the first slideway 11 respectively switch on and off the suction fan 301 and the blower 307. The controller is installed on the suction fan 301 and the blower 307, the self-resetting switch 8 is electrically connected with the controller, and the on-off of the suction fan 301 and the blower 307 can be remotely controlled through the controller. When the lifting lever 201 moves down to the bottom, the two self-reset switches 8 located at the bottom are pressed once, then the two self-reset switches 8 located at the bottom are reset, in the process, the suction fan 301 is started, the blower 307 is turned off, and when the lifting lever 201 moves up to the top, the two self-reset switches 8 located at the top are pressed once, then the two self-reset switches 8 located at the top are reset, in the process, the suction fan 301 is turned off, and the blower 307 is started.
Working principle and using flow: when the lifting rod 201 works, the motor 205 is started, the motor 205 drives the main gear 207 to rotate through the output shaft of the motor 205, the main gear 207 drives the two auxiliary gears 211 to synchronously rotate, when the two auxiliary gears 211 rotate, the two half gears 206 can be driven to synchronously rotate, and in the rotating process of the two half gears 206, racks 208 on the side wall of the lifting rod 201 can be alternately meshed and driven, so that the lifting rod 201 can slide up and down in a reciprocating manner. In addition, during the rotation of the half gear 206, the fan 210 can be driven to rotate, so as to ventilate and dissipate heat inside the cabinet 4.
And in the process of moving up and down the lifting rod 201, when the lifting rod 201 moves down to the bottom, the two self-reset switches 8 positioned at the bottom are pressed once, then the two self-reset switches 8 positioned at the bottom are reset, in the process, the suction fan 301 is started, the blower 307 is closed, and when the lifting rod 201 moves up to the top, the two self-reset switches 8 positioned at the top are pressed once, then the two self-reset switches 8 positioned at the top are reset, in the process, the suction fan 301 is closed, and the blower 307 is started. When the blower 307 works, the blower 307 blows the blowing pipe 306, the second one-way valve 305 is opened, the blowing pipe 306 blows the inside of the lifting rod 201 through the internal thread sleeve 304, the external thread sleeve 5 and the connecting pipe 6, the internal pressure of the blowing pipe is increased, and under the combined action of the communicating pipe 209 and the main pipe 203, dust on the surface of an electrical component installed inside the cabinet body 4 can be blown away through the branch pipe 204. When the suction fan 301 works, the suction fan 301 sucks the dust suction pipe 302, the first one-way valve 303 is opened, the dust suction pipe 302 sucks the inside of the lifting rod 201 through the internal thread sleeve 304, the external thread sleeve 5 and the connecting pipe 6, under the combined action of the communicating pipe 209 and the main pipe 203, the dust floating in the cabinet 4 can be sucked through the branch pipe 204, and the dust collection cloth bag 9 is sleeved at the discharge end port of the blowing and sucking mechanism 3, so that the sucked dust can be collected.
Under the combined action of the T-shaped guide block 702 and the second slideway 42, the placing frame 708 can stably move up and down in the cabinet 4, the placing frame 708 is conveniently fixed in the cabinet 4 under the combined action of the threaded holes, the bolt holes 701 and the bolts, and the placing frame 708 is conveniently moved upwards under the action of the taking and placing groove 43, so that the placing frame 708 is conveniently detached in the cabinet 4. When the electrical components on the mounting plate 704 need to be maintained, the screw rod cylinder 706 is rotated through the handle 705, under the action of the limiting ring 709, the screw rod cylinder 706 can rotate in situ inside the mounting plate 704, and the screw rod cylinder 706 can move along the outer wall of the transmission screw rod 707, so that the mounting plate 704 can be driven to move back and forth, the mounting plate 704 is conveniently and stably pulled out from the inside of the cabinet body 4, and the electrical components mounted on the placement frame 708 are conveniently maintained.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (10)
1. A distributed photovoltaic power generation switchgear system comprising: the novel electric cabinet is characterized in that a plurality of mounting assemblies (7) are arranged in the cabinet body (4) and are used for mounting electric elements in the switch cabinet;
the novel cabinet door is characterized in that a dedusting and radiating assembly (2) is arranged on the cabinet door (1), the dedusting and radiating assembly (2) comprises a main gear (207) rotationally connected to the inner wall of the cabinet door (1), two auxiliary gears (211) are symmetrically arranged on two sides of the main gear (207), the two auxiliary gears (211) are rotationally connected to the inner wall of the cabinet door (1), the two auxiliary gears (211) are meshed with the main gear (207), half gears (206) are fixed on the outer walls of the two auxiliary gears (211), fans (210) are fixed at one ends, far away from the auxiliary gears (211), of the two half gears (206), a motor (205) is fixedly installed on the outer wall of the cabinet door (1), and an output shaft of the motor (205) extends into the cabinet door (1) and is fixedly connected with the main gear (207).
The dust removal heat dissipation assembly (2) further comprises lifting rods (201) with cavities formed in the lifting rods (201), racks (208) are arranged on two side walls of the lifting rods (201), communicating pipes (209) are fixedly communicated with the outer walls of the upper side and the lower side of the lifting rods (201), a main pipe (203) is fixedly communicated with one end, far away from the lifting rods (201), of each communicating pipe (209), and a plurality of branch pipes (204) communicated with the interior of the main pipe (203) are distributed on the outer walls of the main pipes (203) at equal intervals;
the top of the cabinet body (4) is provided with a blowing and sucking mechanism (3), an external thread sleeve (5) and a connecting pipe (6) are connected between the blowing and sucking mechanism (3) and the lifting rod (201), and the blowing and sucking mechanism (3) blows and sucks the interior of the lifting rod (201) through the external thread sleeve (5) and the connecting pipe (6), so that the branch pipe (204) can blow and suck dust on the surface of an electrical element installed on the installation component (7).
2. The distributed photovoltaic power generation switch cabinet system according to claim 1, wherein the outer walls of the upper side and the lower side of the lifting rod (201) are respectively fixed with a T-shaped sliding block (202), two first sliding ways (11) are formed in the inner wall of the cabinet door (1), the first sliding ways (11) are in one-to-one correspondence with the lifting rod (201), and the T-shaped sliding blocks (202) are in sliding fit with the first sliding ways (11).
3. The distributed photovoltaic power generation switch cabinet system according to claim 2, wherein the blowing and sucking mechanism (3) comprises a suction fan (301) and a blower (307) which are fixed at the top of the cabinet body (4), a suction end of the suction fan (301) is connected with a dust suction pipe (302), a first one-way valve (303) is arranged on the dust suction pipe (302), a blowing pipe (306) is connected at the blowing end of the blower (307), a second one-way valve (305) is arranged on the blowing pipe (306), an internal thread sleeve (304) is fixedly connected with the bottom ends of the dust suction pipe (302) and the blowing pipe (306) together, and the internal thread sleeve (304) is fixedly penetrated through the top of the cabinet body (4).
4. A distributed photovoltaic power generation switchgear system according to claim 3, characterized in that the connection pipe (6) is connected to the internal threaded sleeve (304) by means of an external threaded sleeve (5), the external threaded sleeve (5) being threadedly fitted inside the internal threaded sleeve (304).
5. The distributed photovoltaic power generation switch cabinet system according to claim 4, wherein two self-resetting switches (8) are arranged at the top and the bottom of the first slideway (11), the two self-resetting switches (8) positioned at the bottom of the first slideway (11) are used for respectively switching on and off the suction fan (301) and the blower (307), and the two self-resetting switches (8) positioned at the top of the first slideway (11) are used for respectively switching on and off the suction fan (301) and the blower (307).
6. The distributed photovoltaic power generation switch cabinet system according to claim 1, wherein the installation component (7) comprises a placement frame (708) and an installation plate (704) which is slidably arranged inside the placement frame (708) and is used for installing electrical components, two side walls of the installation plate (704) are respectively fixed with a T-shaped sliding rod (703), two side inner walls of the placement frame (708) are respectively provided with a T-shaped sliding groove (710), and the T-shaped sliding grooves (710) are in sliding fit with the T-shaped sliding rods (703).
7. The distributed photovoltaic power generation switch cabinet system according to claim 6, wherein a transmission screw rod (707) is fixed on the inner side of the placement frame (708), a screw rod cylinder (706) is rotatably sleeved in the installation plate (704), the screw rod cylinder (706) is screwed on the outer wall of the transmission screw rod (707), a limiting ring (709) is fixedly connected to the outer wall of the screw rod cylinder (706), an annular groove for sliding the limiting ring (709) is formed in the installation plate (704), and a handle (705) is fixed at one end, far away from the transmission screw rod (707), of the screw rod cylinder (706).
8. The distributed photovoltaic power generation switch cabinet system according to claim 7, wherein two T-shaped guide blocks (702) are respectively fixed on two side walls of the placement frame (708), and bolt holes (701) are formed in the outer walls of the two T-shaped guide blocks (702) in a penetrating manner.
9. The distributed photovoltaic power generation switch cabinet system according to claim 8, wherein two second slide ways (42) are respectively arranged on two side walls of the interior of the cabinet body (4), the second slide ways (42) are in one-to-one correspondence with the T-shaped guide blocks (702), the T-shaped guide blocks (702) are in sliding fit with the second slide ways (42), threaded holes are uniformly formed in the interior of the second slide ways (42), the bolt holes (701) are fixedly connected with the threaded holes through bolts, and a taking and placing groove (43) communicated with the second slide ways (42) is formed in the inner wall of the cabinet body (4) arranged on the upper side of the second slide ways (42).
10. The distributed photovoltaic power generation switch cabinet system according to claim 1, wherein a dust collection cloth bag (9) is sleeved at a discharge end port of the blowing and sucking mechanism (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310821113.7A CN116845730A (en) | 2023-07-05 | 2023-07-05 | Distributed photovoltaic power generation switch cabinet system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310821113.7A CN116845730A (en) | 2023-07-05 | 2023-07-05 | Distributed photovoltaic power generation switch cabinet system |
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| CN116845730A true CN116845730A (en) | 2023-10-03 |
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| CN202310821113.7A Pending CN116845730A (en) | 2023-07-05 | 2023-07-05 | Distributed photovoltaic power generation switch cabinet system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119482029A (en) * | 2025-01-14 | 2025-02-18 | 山东联旭新能源有限公司 | Photovoltaic off-grid power supply control system for base stations |
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2023
- 2023-07-05 CN CN202310821113.7A patent/CN116845730A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119482029A (en) * | 2025-01-14 | 2025-02-18 | 山东联旭新能源有限公司 | Photovoltaic off-grid power supply control system for base stations |
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