CN114814295A - Protective equipment for electric power instrument and working method thereof - Google Patents
Protective equipment for electric power instrument and working method thereof Download PDFInfo
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- CN114814295A CN114814295A CN202210569565.6A CN202210569565A CN114814295A CN 114814295 A CN114814295 A CN 114814295A CN 202210569565 A CN202210569565 A CN 202210569565A CN 114814295 A CN114814295 A CN 114814295A
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- electric power
- filter screen
- power cabinet
- rack
- scraping
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- 238000000034 method Methods 0.000 title claims abstract description 10
- 230000001681 protective effect Effects 0.000 title claims description 18
- 238000007790 scraping Methods 0.000 claims abstract description 34
- 238000010408 sweeping Methods 0.000 claims abstract description 31
- 230000017525 heat dissipation Effects 0.000 claims abstract description 22
- 239000000428 dust Substances 0.000 claims abstract description 19
- 238000009434 installation Methods 0.000 claims description 22
- 238000007789 sealing Methods 0.000 claims description 8
- 230000001174 ascending effect Effects 0.000 claims description 4
- 230000005484 gravity Effects 0.000 claims description 4
- 230000001360 synchronised effect Effects 0.000 claims description 4
- 238000009826 distribution Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims 1
- 238000004140 cleaning Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Thermal Sciences (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention belongs to the technical field of outdoor power instrument protection, and particularly relates to a protection device for a power instrument, which comprises a power cabinet, wherein a heat dissipation assembly is arranged on the inner wall of one side of the power cabinet, the heat dissipation assembly penetrates through the power cabinet and is fixedly connected with the power cabinet, a plurality of air inlets are formed in the inner wall of one side of the power cabinet, which is far away from the heat dissipation assembly, a filter screen is embedded at one side of the outer part of the power cabinet, which is close to the air inlets, and a scraping assembly and a knocking assembly are fixedly arranged, the scraping assembly can scrape and clean the filter screen, and the knocking assembly can knock and clean the filter screen. According to the invention, the airflow entering the electric power cabinet from the air inlet is utilized, the airflow entering the electric power cabinet from the air inlet is rotated into the power required by the operation of the scraping and sweeping assembly through the driving assembly, and the scraping and sweeping assembly can scrape and sweep away the dust attached to the surface of the filter screen in the operation process, so that the filter screen is prevented from being blocked by the dust.
Description
Technical Field
The invention relates to the technical field of outdoor electric power instrument protection, in particular to protection equipment for an electric power instrument.
Background
The electric power instrument mainly provides electric power measurement and control equipment of solutions for electric power parameter measurement, electric energy quality monitoring and analysis and electric equipment control, is used as an advanced intelligent and digital electric network front-end acquisition element, is widely applied to equipment such as various control systems, SCADA (supervisory control and data acquisition) systems, energy management systems, substation automation, community electric power monitoring, industrial automation, intelligent buildings, intelligent power distribution cabinets and switch cabinets, and has the characteristics of convenience in installation, simplicity in wiring, small engineering quantity and the like.
Some electric power instruments installed outdoors are generally installed in an electric power cabinet for anti-collision protection and insulation protection, however, the electric power cabinet is placed outside for a long time, a large amount of dust is attached to the outer wall of the electric power cabinet, and the dust can enter from heat dissipation holes of the electric power cabinet, so that pollution is caused to electric power equipment inside the electric power cabinet, and therefore, a protective device for the electric power instruments is provided.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides protective equipment for an electric power instrument.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a protective equipment for electric power instrument, includes the electric power cabinet, be equipped with radiator unit on one side inner wall of electric power cabinet, radiator unit runs through the electric power cabinet and is in the same place with electric power cabinet fixed connection, a plurality of inlet ports have been seted up on one side inner wall that the electric power cabinet keeps away from radiator unit, the subassembly and the knocking component are scraped to embedded the installing filter screen and the fixed mounting in one side that the electric power cabinet outside is close to the inlet port, it can scrape the filter screen and sweep the cleanness to scrape the subassembly, the knocking component can strike the filter screen cleanly, it is equipped with and is used for driven linkage subassembly to scrape to sweep between subassembly and the knocking component, be equipped with the drive on the inner wall of one side that lies in the inlet port in the electric power cabinet and scrape the drive assembly that sweeps the subassembly and carry out the motion.
Preferably, the heat dissipation assembly comprises a heat dissipation fan which penetrates through the electric power cabinet and is fixedly connected with the electric power cabinet, a shutter is fixedly mounted on one side, close to the inside of the electric power cabinet, of the heat dissipation fan, and the opening of the air inlet hole is high inside and low outside.
Preferably, scrape and sweep the subassembly and include the install bin that is in the same place with electric power cabinet outside fixed connection, be equipped with in the install bin and install the pivot, the pivot runs through install bin and electric power cabinet and rotates with install bin and electric power cabinet and link together, fixed cover is equipped with the half-gear in the pivot, be equipped with in the install bin with half-gear engaged with rack one, rack one top and bottom respectively fixed mounting have pole setting one and pole setting two, pole setting one and pole setting two all run through the install bin and with install bin sliding connection together, the bottom fixed mounting of pole setting one scrapes and sweeps the board, scrape and sweep board and filter screen sliding connection together.
Preferably, a limiting hole is formed in the first rack, a limiting block is arranged in the limiting hole in a sliding mode, and two ends of the limiting block are fixedly connected with the inner wall of the installation box.
Preferably, strike the subassembly and include the mount pad of fixed mounting in the electric power cabinet outside, rotate between two mount pads and install same round bar, fixed cover is equipped with a plurality of equidistant distribution's swing arm on the round bar, one side fixed mounting that the swing arm is close to the filter screen has the piece of striking.
Preferably, the equal fixed mounting in one side that two mount pads kept away from each other has the installation cover, the both ends of mount pad all extend to in the installation cover that corresponds, the cover is equipped with nest book spring on the part that the mount pad is located the installation cover, nest book spring is close to circular shape one end and is in the same place with round bar fixed connection, nest book spring keeps away from the one end of the centre of a circle and is in the same place with the inner wall fixed connection of installation cover.
Preferably, the linkage assembly comprises a second rack fixedly installed on one side, far away from the filter screen, of the first vertical rod and a full gear fixedly installed on the round rod, the second rack is L-shaped, and the second rack is meshed with the full gear.
Preferably, the drive assembly is including fixing the mounting bracket on the electric power cabinet inner wall and the rotation post two together with pivot fixed connection, fixed mounting has belt pulley two on the rotation post two, rotate on the mounting bracket and install and rotate post one, it is equipped with belt pulley one and screw to rotate post one and go up fixed cover, the cover is equipped with same hold-in range on belt pulley two and the belt pulley one.
Preferably, the mounting groove has been seted up on the outside of electric power cabinet, and a plurality of inlet ports all communicate with the mounting groove each other, the filter screen links together with the inner wall detachable of mounting groove, be connected with a plurality of springs between filter screen and the mounting groove inner wall.
Preferably, the outer side of the filter screen is fixedly sleeved with a sealing ring, and the sealing ring is connected with the inner wall of the mounting groove in a sliding manner.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through the matching of the heat dissipation assembly and the plurality of air inlets, the hot air in the electric power cabinet can be discharged and the external cold air can be pumped into the electric power cabinet, so that the electric power instrument arranged in the electric power cabinet is in a working environment with a proper temperature, and the situation that the electric power instrument in the electric power cabinet is over-high in temperature can be avoided;
2. according to the invention, cold air entering the electric power cabinet can be filtered through the filter screen, so that dust in outside air is prevented from entering the electric power cabinet along with air flow, the cleanness of the interior of the electric power cabinet is ensured, and an electric power instrument installed in the electric power cabinet can be in a clean working environment;
3. according to the invention, through the matching of the driving assembly and the scraping and sweeping assembly, not only can the airflow entering the electric cabinet from the air inlet be utilized, but also the airflow entering the electric cabinet from the air inlet is rotated into the power required by the work of the scraping and sweeping assembly through the driving assembly, and the scraping and sweeping assembly can scrape and sweep away the dust attached to the surface of the filter screen in the working process, so that the filter screen is prevented from being blocked by the dust;
4. according to the invention, through the matching of the scraping and sweeping assembly, the linkage assembly and the knocking assembly, the scraping and sweeping assembly in the working process can drive the knocking assembly through the linkage assembly, the knocking assembly in the working process can knock the filter screen, so that dust which cannot be scraped and swept by the scraping and sweeping assembly on the filter screen can be shaken off along with the knocking of the filter screen, and the scraping and sweeping assembly, the knocking assembly and the driving assembly do not need secondary energy supply, so that the use cost is lower.
Drawings
Fig. 1 is a first schematic view of an overall structure of a protection device for an electric power meter according to the present invention;
fig. 2 is a second schematic structural diagram of an overall structure of a protection device for an electric power meter according to the present invention;
FIG. 3 is a side cross-sectional view of a protective device for an electric power meter according to the present invention;
fig. 4 is an exploded view of a sweeping assembly and structural schematic views of a filter screen, a linkage assembly and a knocking assembly in the protection device for the electric power instrument, which are provided by the invention;
FIG. 5 is a schematic view of a partial structure of a sweeping assembly in a protection device for an electric power meter according to the present invention;
FIG. 6 is a schematic view of a portion of FIG. 4;
FIG. 7 is a partial cross-sectional side view of a strike assembly of a protective apparatus for an electrical instrument according to the present invention;
fig. 8 is a schematic structural diagram of a driving assembly in a protective device for an electric power meter according to the present invention.
In the figure: 1. an electric power cabinet; 11. an air inlet; 2. a heat dissipating component; 21. a blind window; 22. a heat dissipation fan; 3. a filter screen; 4. a sweeping assembly; 41. installing a box; 42. a rotating shaft; 43. a half gear; 44. a first rack; 45. a first vertical rod; 46. a second vertical rod; 47. a limiting hole; 48. a limiting block; 49. scraping and sweeping the plate; 5. a linkage assembly; 51. a second rack; 52. all-gear; 6. a knocking component; 61. a mounting base; 62. a round bar; 63. swinging arms; 64. knocking the block; 65. mounting a cover; 66. a coil spring; 7. a drive assembly; 71. a mounting frame; 72. a first rotating column; 73. a first belt pulley; 74. a propeller; 75. rotating the second column; 76. and a second belt pulley.
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 to 8, the present invention provides a technical solution: the utility model provides a protective equipment for electric power instrument, including electric power cabinet 1, be equipped with radiator unit 2 on one side inner wall of electric power cabinet 1, radiator unit 2 runs through electric power cabinet 1 and is in the same place with 1 fixed connection of electric power cabinet, a plurality of inlet ports 11 have been seted up on one side inner wall that radiator unit 2 was kept away from to electric power cabinet 1, 1 outside one side that is close to inlet port 11 is embedded installs filter screen 3 and fixed mounting scrapes to sweep subassembly 4 and strike subassembly 6, it can scrape to sweep subassembly 4 and sweep the cleanness to filter screen 3 to scrape, strike subassembly 6 and can strike the cleanness to filter screen 3, it is equipped with between subassembly 4 and the subassembly 6 to scrape to sweep and is used for driven linkage subassembly 5, be equipped with the drive on the one side inner wall that lies in inlet port 11 in electric power cabinet 1 and scrape the drive assembly 7 that sweeps subassembly 4 and carry out the motion.
The heat dissipation assembly 2 comprises a heat dissipation fan 22 which penetrates through the electric power cabinet 1 and is fixedly connected with the electric power cabinet 1, a shutter 21 is fixedly installed on one side, close to the inside of the electric power cabinet 1, of the heat dissipation fan 22, and the opening of the air inlet 11 is high in inside and low in outside.
Further, under the condition that the louver 21 does not work, the blades on the heat dissipation fan 22 are sequentially attached together under the action of self gravity, so that the heat dissipation fan 22 can be in a closed state, when the louver 21 works, the blades on the heat dissipation fan 22 are driven to be unfolded by airflow blown out of the louver 21, even if the heat dissipation fan 22 is in an unfolded state when the louver 21 works, the airflow is blown outwards from the inside of the electric power cabinet 1, therefore, external dust can be prevented from entering the electric power cabinet 1 through the unfolded heat dissipation fan 22, and the air inlet 11 with high inside and low outside can prevent external rainwater from entering the electric power cabinet 1 through the air inlet 11.
Scraping and sweeping component 4 includes install bin 41 together with electric power cabinet 1 outside fixed connection, be equipped with in the install bin 41 and install pivot 42, pivot 42 runs through install bin 41 and electric power cabinet 1 and rotates with install bin 41 and electric power cabinet 1 and link together, fixed cover is equipped with half-gear 43 on the pivot 42, be equipped with in the install bin 41 with half-gear 43 engaged with rack 44, rack 44's top and bottom fixed mounting have pole setting one 45 and pole setting two 46 respectively, pole setting one 45 and pole setting two 46 all run through install bin 41 and are in the same place with install bin 41 sliding connection, the bottom fixed mounting of pole setting one 45 has scraping and sweeping board 49, scraping and sweeping board 49 and filter screen 3 sliding connection are in the same place.
Further, when the rotating shaft 42 rotates along with the second rotating column 75, the half gear 43 is driven to rotate clockwise, when the half gear 43 rotates, the teeth on the half gear 43 are engaged with the teeth on the first rack 44, so as to drive the first rack 44 to ascend, the ascending first rack 44 drives the scraping and sweeping plate 49 to move upwards through the first upright rod 45, the scraping and sweeping plate 49 moving upwards sweeps the surface of the filter screen 3, so that dust attached to the surface of the filter screen 3 can be scraped and swept, when the half gear 43 continues to rotate, the half gear 43 is separated from the first rack 44, then the scraping and sweeping plate 49, the second upright rod 46, the first upright rod 45 and the first rack 44 fall rapidly under the self gravity, and the falling scraping and sweeping plate 49 sweeps the surface of the filter screen 3 for the second time, so as the half gear 43 rotates continuously, so as to drive the limiting block 48 to scrape the surface of the filter screen 3 in a reciprocating manner, sealing rings are arranged between the contact surfaces of the first upright rod 45 and the second upright rod 46 and the electric power cabinet 1, so that the situation that external dust enters the installation box 41 to influence the operation of parts in the electric power cabinet 1 can be avoided.
A limiting hole 47 is formed in the first rack 44, a limiting block 48 is slidably mounted in the limiting hole 47, and two ends of the limiting block 48 are fixedly connected with the inner wall of the installation box 41.
Furthermore, the up-and-down reciprocating movement of the first rack 44 can be smoother and more stable through the matching of the limiting hole 47 and the limiting block 48.
The equal fixed mounting in one side that two mount pads 61 kept away from each other has installation cover 65, and the both ends of mount pad 61 all extend to the installation cover 65 that corresponds in, and the cover is equipped with nest book spring 66 on the part that mount pad 61 is located installation cover 65, and nest book spring 66 is close to circular shape one end and is in the same place with pole 62 fixed connection, and the one end that the centre of a circle was kept away from to nest book spring 66 is in the same place with the inner wall fixed connection of installation cover 65.
Further, when the first vertical rod 45 moves downwards, the second rack 51 is meshed with the full gear 52, and the full gear 52 rotates at a certain angle along with the continuous downward movement of the second rack 51, at the moment, the pocket coil spring 66 in a relaxed state is wound in a tight state, the rotating round rod 62 drives the corresponding knocking block 64 to be separated from the filter screen 3 through the plurality of swing arms 63, and when the second rack 51 rises along with the first vertical rod 45, the second rack 51 is driven to be separated from the full gear 52, the pocket coil spring 66 in the tight state is rapidly loosened to enable the round rod 62 to rotate in the opposite direction, and then the round rod 62 drives the corresponding knocking block 64 to knock on the filter screen 3 through the plurality of swing arms 63, so that the filter screen 3 shakes, dust which cannot be scraped and swept by the filter screen 3 can be shaken off, and the filter screen 3 is made of metal, and thus can withstand the force of the strike block 64.
The linkage assembly 5 comprises a second rack 51 fixedly installed on one side of the first upright rod 45 far away from the filter screen 3 and a full gear 52 fixedly sleeved on the round rod 62, the second rack 51 is L-shaped, and the second rack 51 is meshed with the full gear 52.
Further, when the first vertical rod 45 moves downwards, the second rack 51 is meshed with the full gear 52, the full gear 52 rotates for a certain angle with the continuous downward movement of the second rack 51, and after the second rack 51 rises and is separated from the full gear 52, the full gear 52 is reset again.
The driving assembly 7 comprises a mounting frame 71 fixed on the inner wall of the electric power cabinet 1 and a second rotating column 75 fixedly connected with the rotating shaft 42, a second belt pulley 76 is fixedly mounted on the second rotating column 75, a first rotating column 72 is rotatably mounted on the mounting frame 71, a first belt pulley 73 and a propeller 74 are fixedly sleeved on the first rotating column 72, and a same synchronous belt is sleeved on the second belt pulley 76 and the first belt pulley 73.
Furthermore, when the shutter 21 works, heat generated by the operation of components inside the electric power cabinet 1 can be discharged through the shutter 21, at the moment, the air pressure inside the electric power cabinet 1 is reduced, the outside cold air is filtered by the filter screen 3 and then enters the electric power cabinet 1 through the plurality of air inlet holes 11, thereby causing the cold air outside to extrude out the hot air in the electric power cabinet 1, ensuring that the condition of overhigh temperature can not occur in the electric power cabinet 1, when external cold air flow enters the electric power cabinet 1 through the plurality of air inlet holes 11, the propeller 74 is driven to rotate, the first pulley 73 is driven to rotate through the first rotating column 72 under the condition that the propeller 74 rotates, the second pulley 76 and the first pulley 73 rotate synchronously through connection of the synchronous belt, and the second pulley 76 in the rotating process drives the rotating shaft 42 to rotate through the second rotating column 75.
The mounting groove has been seted up on the outside of electric power cabinet 1, and a plurality of inlet ports 11 all communicate with the mounting groove each other, and filter screen 3 links together with the inner wall of mounting groove is detachable, is connected with a plurality of springs between filter screen 3 and the mounting groove inner wall.
Further, because the filter screen 3 is connected together through a plurality of spring elastic connection with the mounting groove between, consequently can make the filter screen 3 produce the vibration under the condition that the filter screen 3 was strikeed to a plurality of pieces 64 that strike, the filter screen 3 under the vibration condition can shake off the dust that can't scrape on it and sweep, has improved the clean effect to filter screen 3.
The fixed cover in the outside of filter screen 3 is equipped with the sealing washer, and the inner wall sliding connection of sealing washer and mounting groove is in the same place.
Further, can play a sealed effect when filter screen 3 removes in the mounting groove through setting up the sealing washer, avoid external dust to enter into electric power cabinet 1 through the gap between filter screen 3 and the mounting groove inner wall, improved the effect that filter screen 3 filtered the dust.
In this embodiment, when the external cold air flow enters the electric cabinet 1 through the plurality of air inlet holes 11, the screw 74 is driven to rotate, the screw 74 rotates, the first pulley 73 is driven to rotate by the first rotating column 72, the second pulley 76 rotates synchronously with the first pulley 73 through the connection of the synchronous belt, the second pulley 76 in the rotating process drives the rotating shaft 42 to rotate by the second rotating column 75, the rotating shaft 42 rotates along with the second rotating column 75, the half gear 43 rotates clockwise, teeth on the half gear 43 are engaged with teeth on the first rack 44 when the half gear 43 rotates, so as to drive the first rack 44 to ascend, the ascending first rack 44 drives the scraping and sweeping plate 49 to move upwards by the first upright rod 45, the upwards-moving scraping and sweeping plate 49 scrapes the surface of the filter screen 3, so as to scrape off dust attached to the surface of the filter screen 3, when the half gear 43 continues to rotate, the half gear 43 is separated from the first rack 44, then the scraping and sweeping plate 49, the second upright post 46, the first upright post 45 and the first rack 44 fall rapidly under the self gravity, the falling scraping and sweeping plate 49 scrapes and sweeps the surface of the filter screen 3 for the second time, therefore, along with the continuous rotation of the half gear 43, the limiting block 48 can be driven to scrape and sweep and clean the surface of the filter screen 3 in a reciprocating manner, when the first upright post 45 moves downwards, the second rack 51 is meshed with the full gear 52, and along with the continuous downward movement of the second rack 51, the full gear 52 rotates for a certain angle, at the moment, the lap spring 66 in a loosening state is wound in a tight state, the rotating round rod 62 drives the corresponding knocking block 64 to be separated from the filter screen 3 through the plurality of swing arms 63, and when the second rack 51 rises along with the first rack 45, the second rack 51 is driven to be separated from the full gear 52, the nest coil spring 66 in a tight state will be loosened rapidly, so that the round rod 62 will rotate in the opposite direction, and then the round rod 62 drives the corresponding knocking block 64 to knock on the filter screen 3 through the plurality of swing arms 63, so that the filter screen 3 shakes, and dust which cannot be scraped and swept on the filter screen 3 can be shaken off.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The utility model provides a protective equipment for electric power instrument, includes electric power cabinet (1), its characterized in that: a heat dissipation component (2) is arranged on the inner wall of one side of the electric power cabinet (1), the heat dissipation component (2) penetrates through the electric power cabinet (1) and is fixedly connected with the electric power cabinet (1), a plurality of air inlets (11) are arranged on the inner wall of one side of the electric power cabinet (1) far away from the heat dissipation component (2), a filter screen (3), a scraping component (4) and a knocking component (6) are embedded and installed on one side of the outer portion of the electric power cabinet (1) close to the air inlet hole (11), the scraping and sweeping component (4) can scrape and sweep the filter screen (3), the knocking component (6) can knock and clean the filter screen (3), a linkage component (5) for transmission is arranged between the scraping component (4) and the knocking component (6), and a driving component (7) for driving the scraping and sweeping component (4) to move is arranged on the inner wall of one side of the air inlet hole (11) in the electric power cabinet (1).
2. The protective apparatus for an electric power meter according to claim 1, characterized in that: radiator unit (2) including run through electric power cabinet (1) and with electric power cabinet (1) fixed connection together heat dissipation fan (22), one side fixed mounting that heat dissipation fan (22) are close to electric power cabinet (1) inside has shutter (21), high outer low in the opening of inlet port (11).
3. The protective apparatus for an electric power meter according to claim 1, characterized in that: the scraping and sweeping assembly (4) comprises a mounting box (41) fixedly connected with the outer side of the electric cabinet (1), a rotating shaft (42) is arranged in the installation box (41), the rotating shaft (42) penetrates through the installation box (41) and the electric power cabinet (1) and is rotatably connected with the installation box (41) and the electric power cabinet (1), a half gear (43) is fixedly sleeved on the rotating shaft (42), a first rack (44) meshed with the half gear (43) is arranged in the installation box (41), the top end and the bottom end of the first rack (44) are respectively and fixedly provided with a first vertical rod (45) and a second vertical rod (46), the upright rod I (45) and the upright rod II (46) both penetrate through the installation box (41) and are connected with the installation box (41) in a sliding manner, the bottom fixed mounting of pole setting (45) sweeps board (49), sweep board (49) and filter screen (3) sliding connection together.
4. The protective apparatus for an electric power meter according to claim 3, characterized in that: spacing hole (47) have been seted up on rack one (44), slidable mounting has stopper (48) in spacing hole (47), the both ends of stopper (48) all are in the same place with the inner wall fixed connection of install bin (41).
5. The protective apparatus for an electric power meter according to claim 3, characterized in that: strike subassembly (6) including mount pad (61) in the electric power cabinet (1) outside fixed mounting, rotate between two mount pads (61) and install same round bar (62), fixed cover is equipped with swing arm (63) of a plurality of equidistant distributions on round bar (62), swing arm (63) are close to one side fixed mounting of filter screen (3) and strike piece (64).
6. The protective apparatus for an electric power meter according to claim 5, characterized in that: the equal fixed mounting in one side that two mount pads (61) kept away from each other has installation cover (65), the both ends of mount pad (61) all extend to in the installation cover (65) that corresponds, the cover is equipped with nest book spring (66) on the part that mount pad (61) are located installation cover (65), nest book spring (66) are close to circular shape one end and are in the same place with round bar (62) fixed connection, the one end that the centre of a circle was kept away from to nest book spring (66) is in the same place with the inner wall fixed connection of installation cover (65).
7. The protective apparatus for an electric power meter according to claim 5, characterized in that: linkage subassembly (5) are including fixed mounting in pole setting one (45) keep away from rack two (51) and the fixed full gear (52) of establishing on round bar (62) of filter screen (3) one side, rack two (51) are the L shape, rack two (51) are in the same place with full gear (52) meshing.
8. The protective apparatus for an electric power meter according to claim 3, characterized in that: drive assembly (7) including fixing mounting bracket (71) on electric power cabinet (1) inner wall and with pivot (42) fixed connection rotation post two (75) together, fixed mounting has belt pulley two (76) on rotation post two (75), it installs rotation post (72) to rotate on mounting bracket (71), it is equipped with belt pulley one (73) and screw (74) to rotate fixed cover on post (72), the cover is equipped with same hold-in range on belt pulley two (76) and belt pulley one (73).
9. The protective apparatus for an electric power meter according to claim 1, characterized in that: the mounting groove has been seted up on the outside of electric power cabinet (1), and a plurality of inlet ports (11) all communicate with the mounting groove each other, filter screen (3) are in the same place with the detachable linking of inner wall of mounting groove, be connected with a plurality of springs between filter screen (3) and the mounting groove inner wall, the fixed cover in the outside of filter screen (3) is equipped with the sealing washer, and the inner wall sliding connection of sealing washer and mounting groove is in the same place.
10. An operation method of a protection device for an electric power meter according to any one of claims 1 to 9, characterized in that: when external cold air flow enters the electric cabinet (1) through the air inlets (11), the propeller (74) is driven to rotate, the first belt pulley (73) is driven to rotate through the first rotating column (72) under the condition that the propeller (74) rotates, the second belt pulley (76) and the first belt pulley (73) synchronously rotate through the connection of a synchronous belt, the second belt pulley (76) in the rotating process drives the rotating shaft (42) to rotate through the second rotating column (75), the rotating shaft (42) drives the half gear (43) to clockwise rotate along with the rotation of the second rotating column (75), teeth on the half gear (43) are meshed with teeth on the first rack (44) when the half gear (43) rotates, so that the first rack (44) is driven to ascend, the ascending first rack (44) drives the scraping plate (49) to move upwards through the first upright rod (45), and the ascending scraping plate (49) scrapes the surface of the filter screen (3), therefore, dust attached to the surface of the filter screen (3) can be scraped, when the half gear (43) continues to rotate, the half gear (43) is separated from the first rack (44), then the scraping and sweeping plate (49), the second upright rod (46), the first upright rod (45) and the first rack (44) rapidly fall under the self gravity, the falling scraping and sweeping plate (49) carries out secondary scraping and sweeping on the surface of the filter screen (3), therefore, the limiting block (48) can be driven to carry out reciprocating scraping and sweeping cleaning on the surface of the filter screen (3) along with the continuous rotation of the half gear (43), when the first upright rod (45) moves downwards, the second rack (51) is meshed with the full gear (52), and the full gear (52) rotates at a certain angle along with the continuous downward movement of the second rack (51), at the moment, the nest coil spring (66) in a relaxed state is wound and is in a tight state, pivoted round bar (62) will drive corresponding piece (64) of strikeing and filter screen (3) through a plurality of swing arms (63) and separate, and will drive rack two (51) and full gear (52) and separate when rack two (51) follow pole setting one (45) rise, nest book spring (66) that are in the state of tightening will relax rapidly, make round bar (62) will toward opposite direction rotation, later round bar (62) rethread a plurality of swing arms (63) drive corresponding piece (64) of strikeing and strike on filter screen (3), thereby make filter screen (3) appear the shake, thereby can shake the dust that can't scrape on filter screen (3) and sweep and shake.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210569565.6A CN114814295B (en) | 2022-05-24 | 2022-05-24 | Protective equipment for electric power instrument and working method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210569565.6A CN114814295B (en) | 2022-05-24 | 2022-05-24 | Protective equipment for electric power instrument and working method thereof |
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| CN114814295B CN114814295B (en) | 2024-04-19 |
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| CN115751170A (en) * | 2022-10-12 | 2023-03-07 | 济南德洋特种气体有限公司 | Automatic mistake proofing gas cylinder integrated control equipment that fills |
| CN115842932A (en) * | 2023-02-13 | 2023-03-24 | 深圳市亿联智能有限公司 | Set top box shell and set top box |
| CN117308544A (en) * | 2023-11-30 | 2023-12-29 | 烟台至公生物医药科技有限公司 | Mass spectrometer target plate drying device |
| CN118099969A (en) * | 2024-04-25 | 2024-05-28 | 黑龙江柏思特科技有限公司 | Electric power cabinet with dust removal function |
| WO2024114045A1 (en) * | 2022-12-01 | 2024-06-06 | 芜湖一开电气设备有限公司 | Easily assembled high- and low-voltage switchgear assembly |
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| WO2024114045A1 (en) * | 2022-12-01 | 2024-06-06 | 芜湖一开电气设备有限公司 | Easily assembled high- and low-voltage switchgear assembly |
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| CN117308544A (en) * | 2023-11-30 | 2023-12-29 | 烟台至公生物医药科技有限公司 | Mass spectrometer target plate drying device |
| CN117308544B (en) * | 2023-11-30 | 2024-02-02 | 烟台至公生物医药科技有限公司 | Mass spectrometer target plate drying device |
| CN118099969A (en) * | 2024-04-25 | 2024-05-28 | 黑龙江柏思特科技有限公司 | Electric power cabinet with dust removal function |
| CN118099969B (en) * | 2024-04-25 | 2024-07-05 | 黑龙江柏思特科技有限公司 | Electric power cabinet with dust removal function |
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| CN114814295B (en) | 2024-04-19 |
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