CN113410769B - Intelligent ring main unit with explosion-proof function and use method thereof - Google Patents

Intelligent ring main unit with explosion-proof function and use method thereof Download PDF

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Publication number
CN113410769B
CN113410769B CN202110684816.0A CN202110684816A CN113410769B CN 113410769 B CN113410769 B CN 113410769B CN 202110684816 A CN202110684816 A CN 202110684816A CN 113410769 B CN113410769 B CN 113410769B
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CN
China
Prior art keywords
main unit
ring main
fixedly connected
intelligent ring
explosion
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CN202110684816.0A
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Chinese (zh)
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CN113410769A (en
Inventor
张执欣
李峰
翟创创
柯进
杨拴军
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Shaanxi Hui Qi Electric Technology Development Co ltd
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Shaanxi Hui Qi Electric Technology Development Co ltd
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Priority to CN202110684816.0A priority Critical patent/CN113410769B/en
Publication of CN113410769A publication Critical patent/CN113410769A/en
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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
    • H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
    • H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
    • 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
    • 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
    • H02B1/306—Accessories, e.g. windows
    • 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
    • H02B1/38—Hinged covers or doors
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
    • H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
    • H02B13/025—Safety arrangements, e.g. in case of excessive pressure or fire due to electrical defect
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B3/00—Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Casings For Electric Apparatus (AREA)

Abstract

The invention relates to the technical field of intelligent ring main units, in particular to an intelligent ring main unit with an explosion-proof function and a using method thereof, which comprises an intelligent ring main unit, a supporting device, a protective device and an explosion-proof device, wherein the supporting device is arranged at the inner side of the intelligent ring main unit, a sealing door is hinged at the front end of the intelligent ring main unit, the protective device is arranged at the outer side of the intelligent ring main unit, and the explosion-proof device is arranged at the rear end of the intelligent ring main unit. The explosion-proof function is well played, and the safety of the device in use is ensured.

Description

Intelligent ring main unit with explosion-proof function and use method thereof
Technical Field
The invention relates to the technical field of intelligent ring main units, in particular to an intelligent ring main unit with an explosion-proof function and a using method thereof.
Background
The ring main unit is a group of high-voltage switch equipment which is arranged in a steel plate metal cabinet body or is made into an electric equipment of an assembled interval ring main unit, the core part of the ring main unit adopts a load switch and a fuse, and the ring main unit has the advantages of simple structure, small volume, low price, capability of improving power supply parameters and performance, power supply safety and the like, the ring main unit is widely used without long time, mainly because newly developed buildings of industrial enterprises and public institutions are provided from the viewpoint of power supply and distribution, wherein the small-sized capacity is that most of distribution transformers of the ring main unit generally do not exceed 1250KVA, the high-voltage switch is stably supplied for a long time, the performance of the ring main unit is not perfect but enough competent for users of the type, along with the continuous development of society, the application of the ring main unit is more and more extensive, but partial outdoor looped netowrk cabinet is when using, do not have blast proof function, thereby make the looped netowrk cabinet probably appear the phenomenon of the electric explosion that high temperature or electric spark lead to, the security when having reduced the looped netowrk cabinet and using, just in the time of just maintaining the looped netowrk cabinet, be not convenient for maintain the operation to the eminence of outdoor intelligent looped netowrk cabinet, the operation is wasted time and energy, especially when overhaul in overcast and rainy weather, can not be fine shelter from the protection to outdoor intelligent looped netowrk cabinet, thereby the phenomenon of rainwater scraped at the looped netowrk cabinet inside can appear, not only can lead to the phenomenon that the looped netowrk cabinet appears the short circuit, still can lead to operating personnel to appear the phenomenon of electrocuteeing, the normal maintenance of looped netowrk cabinet has been influenced.
Disclosure of Invention
The invention aims to provide an intelligent ring main unit with an explosion-proof function and a using method thereof, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
an intelligent ring main unit with an explosion-proof function and a using method thereof comprise the intelligent ring main unit, a supporting device, a protective device and the explosion-proof device, wherein the supporting device is arranged at the inner side of the intelligent ring main unit, a sealing door is hinged at the front end of the intelligent ring main unit, the protective device is arranged at the outer side of the intelligent ring main unit, the explosion-proof device is arranged at the rear end of the intelligent ring main unit and comprises a fixed box, the rear end of the intelligent ring main unit is connected with the fixed box, positioning blocks are fixedly connected at the upper end and the lower end of the fixed box and are connected with the intelligent ring main unit, screws are spirally connected at the outer side of the positioning blocks and penetrate through the positioning blocks, the screws are spirally connected with the intelligent ring main unit, an air pump is fixedly connected at the inner side of the fixed box, the top end of the air pump is communicated with a condenser through a connecting pipe and is fixedly connected with the fixed box, the top end of the condenser is communicated with the intelligent ring main unit through a connecting pipe, the bottom end of the air pump is communicated with a three-way pipe, the front end of the three-way pipe is communicated with the intelligent ring main unit, the bottom end of the three-way pipe is communicated with a threaded sleeve, the bottom end of the inner side of the threaded sleeve is spirally connected with an inert gas tank, the inert gas tank is connected with a fixed box, and the bottom end of the rear side of the fixed box is hinged with a blocking door.
Preferably, a flow valve is arranged inside the bottom end of the three-way pipe, and the flow valve at the bottom end of the inner side of the three-way pipe is fixedly connected with the three-way pipe.
Preferably, strutting arrangement includes the backup pad, intelligence looped netowrk cabinet inboard front end bottom sliding connection has the backup pad, backup pad top central point puts the spiral connection and has the screw thread axle, and the screw thread axle runs through the backup pad, screw thread axle top fixedly connected with fixed axle, the equal sliding connection in both ends has the extension board about the backup pad is inboard, and the extension board runs through the backup pad, backup pad front end central point puts to rotate and is connected with the stopper, and stopper and extension board sliding connection, extension board outside fixedly connected with extension spring, and the other end and the backup pad fixed connection of extension spring.
Preferably, the top end of the outer side of the fixed shaft and the bottom end of the outer side of the threaded shaft are fixedly connected with bearings, and the bearings are fixedly connected with the intelligent ring main unit.
Preferably, the backup pad top left and right sides all is equipped with the back shaft, and the back shaft runs through the backup pad, back shaft and backup pad sliding connection, back shaft and intelligent looped netowrk cabinet fixed connection.
Preferably, the protection device comprises a fixed frame, the rear end of the outer side of the intelligent ring main unit is fixedly connected with the fixed frame, the front end of the fixing frame is fixedly connected with an elastic band, the front end of the elastic band is fixedly connected with a movable frame, the movable frame is connected with the intelligent ring main unit in a sliding way, the outer side of the elastic band is fixedly connected with a rain-proof cloth, the rain-proof cloth is fixedly connected with the fixed frame and the movable frame, the bottom end of the movable frame is fixedly connected with a sliding block, the front end of the sliding block is fixedly connected with a fixed block, the outer side of the sliding block is connected with a sliding rail in a sliding way, the slide rail is fixedly connected with the intelligent ring main unit, the front end of the slide rail is fixedly connected with a fixed cover, the inner side of the fixed cover is rotatably connected with a rotating shaft, and the axis of rotation runs through fixed cover, axis of rotation outside fixedly connected with line wheel, line wheel outside fixedly connected with connects the rope, and connects the rope and run through the slide rail, connect the other end and the fixed block fixed connection of rope.
Preferably, the inboard fixedly connected with spring of fixed block, the other end fixedly connected with fixture block of spring, and the fixture block runs through the fixed block, fixture block and fixed block sliding connection, the front end of fixture block is the inclined plane setting, the front end of slide rail is provided with the through-hole that supplies the fixed block to pass.
Preferably, the intelligent ring main unit and the use method thereof are as follows:
the method comprises the following steps: when the explosion-proof device is used, the explosion-proof device is started to perform explosion-proof treatment on the explosion-proof device, and then the explosion-proof device is started to be used;
step two: when maintenance operation is required, the sealing door is opened, the supporting device is adjusted according to the height of a maintenance point, and the maintenance operation is carried out after the adjustment is finished;
step three: when the maintenance is needed in rainy days, the protection device is adjusted first, and then the maintenance operation is carried out on the protection device;
step four: because the inert gas pumped in the maintenance process can fly out, when the sealing door is opened to complete maintenance operation, quantitative inert gas needs to be pumped into the intelligent ring main unit through the inert gas mechanism in the explosion-proof device again.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the intelligent ring main unit, the condenser, the air pump and the inert gas tank are arranged, the arrangement is matched with the communication of the air pump and the condenser, the communication of the bottom end of the three-way pipe and the screw sleeve and the screw connection of the screw sleeve and the head part of the inert gas tank, and cooled inert gas can be circularly pumped into the intelligent ring main unit when the intelligent ring main unit is used, so that the intelligent ring main unit has good cooling and flame-retardant effects, the occurrence of an electric explosion phenomenon caused by high temperature or electric sparks is avoided to the maximum extent, an explosion-proof effect is achieved well, and the safety of the intelligent ring main unit in use is ensured;
2. according to the intelligent ring main unit, the supporting plate and the extending plate are arranged, the arrangement is matched with the fixed connection of the fixed shaft and the threaded shaft, the threaded connection of the threaded shaft and the supporting plate, the sliding connection of the supporting plate and the extending plate, the elasticity of the extension plate by the tension spring and the sliding connection of the limiting block and the extending plate, when the intelligent ring main unit is damaged and needs to be maintained, the height of the supporting plate is adjusted, the maintenance on the high position of the outdoor intelligent ring main unit is facilitated, and the operation is time-saving and labor-saving;
3. according to the intelligent ring main unit maintenance device, due to the arrangement of the rain shielding cloth, the sliding block and the elastic band, the arrangement is matched with the fixed connection of the rain shielding cloth and the fixed frame and the movable frame, the fixed connection of the rain shielding cloth and the elastic band, the fixed connection of the sliding block and the movable frame and the sliding connection of the sliding block and the sliding rail, when outdoor intelligent ring main unit is maintained in rainy days, the rain shielding cloth can be pulled open to shield and protect the intelligent ring main unit, so that the phenomenon that rainwater is scraped into the intelligent ring main unit is avoided to the maximum extent, the phenomenon that internal circuits are short-circuited and electric shock is caused by rainwater and maintenance personnel is avoided to the maximum extent, and normal maintenance of the intelligent ring main unit is guaranteed.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the overall structure of the protection device of the present invention;
FIG. 3 is a schematic view of the installation structure of the rain cloth of the present invention;
FIG. 4 is a schematic view of the overall structure of the explosion-proof device of the present invention;
FIG. 5 is a schematic view of the installation structure of the elastic band of the present invention;
FIG. 6 is a schematic view of the spring mounting structure of the present invention;
fig. 7 is a schematic view of an installation structure of the extension board of the present invention.
In the figure: 1-intelligent ring main unit, 2-supporting device, 201-supporting plate, 202-threaded shaft, 203-fixed shaft, 204-bearing, 205-supporting shaft, 206-extending plate, 207-limiting block, 208-tension spring, 3-protective device, 301-fixed frame, 302-elastic band, 303-movable frame, 304-rain-proof cloth, 305-slide block, 306-fixed block, 307-spring, 308-clamping block, 309-slide rail, 310-fixed cover, 311-rotating shaft, 312-reel, 313-connecting rope, 4-sealing door, 5-explosion-proof device, 501-fixed box, 502-air pump, 503-condenser, 504-three-way pipe, 505-swivel, 506-inert gas tank, 507-blocking door, 507-three-way pipe, etc, 508-locating block, 509-screw.
Detailed Description
Example 1:
referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6 and fig. 7, the present invention provides a technical solution:
an intelligent ring main unit with an explosion-proof function and a using method thereof, comprises an intelligent ring main unit 1, a supporting device 2, a protective device 3 and an explosion-proof device 5, wherein the supporting device 2 is arranged at the inner side of the intelligent ring main unit 1, the supporting device 2 comprises a supporting plate 201, the bottom of the front end of the inner side of the intelligent ring main unit 1 is connected with the supporting plate 201 in a sliding way, a threaded shaft 202 is spirally connected at the central position of the top end of the supporting plate 201, the threaded shaft 202 penetrates through the supporting plate 201, a fixed shaft 203 is fixedly connected at the top end of the threaded shaft 202, bearings 204 are fixedly connected at the top end of the outer side of the fixed shaft 203 and the bottom end of the outer side of the threaded shaft 202, the bearings 204 are fixedly connected with the intelligent ring main unit 1, the friction force generated when the fixed shaft 203 and the threaded shaft 202 rotate is reduced, supporting shafts 205 are arranged at the left side and the right side of the top end of the supporting plate 201, the supporting shafts 205 penetrate through the supporting plate 201, the supporting shafts 205 are connected with the supporting plate 201 in a sliding way, the supporting shaft 205 is fixedly connected with the intelligent ring main unit 1, the arrangement ensures the stable lifting of the supporting plate 201, the left end and the right end of the inner side of the supporting plate 201 are both connected with the extending plate 206 in a sliding way, the extending plate 206 penetrates through the supporting plate 201, the central position of the front end of the supporting plate 201 is rotatably connected with the limiting block 207, the limiting block 207 is connected with the extending plate 206 in a sliding way, the outer side of the extending plate 206 is fixedly connected with the tension spring 208, and the other end of the tension spring 208 is fixedly connected with the supporting plate 201, when the intelligent ring main unit 1 is damaged and needs maintenance, the maintenance on the high position of the outdoor intelligent ring main unit 1 is facilitated by adjusting the height of the supporting plate 201, the operation is time-saving and labor-saving, the front end of the intelligent ring main unit 1 is hinged with the sealing door 4, the outer side of the intelligent ring main unit 1 is provided with the protection device 3, the protection device 3 comprises a fixing frame 301, the rear end of the outer side of the intelligent ring main unit 1 is fixedly connected with a fixing frame 301, and the elastic band 302 is fixedly connected with the front end of the fixing frame 301, the front end of the elastic band 302 is fixedly connected with a moving frame 303, the moving frame 303 is connected with the intelligent ring main unit 1 in a sliding manner, the outer side of the elastic band 302 is fixedly connected with a rain shielding cloth 304, the rain shielding cloth 304 is fixedly connected with a fixed frame 301 and the moving frame 303, the bottom end of the moving frame 303 is fixedly connected with a sliding block 305, the front end of the sliding block 305 is fixedly connected with a fixed block 306, the inner side of the fixed block 306 is fixedly connected with a spring 307, the other end of the spring 307 is fixedly connected with a clamping block 308, the clamping block 308 penetrates through the fixed block 306, the clamping block 308 is connected with the fixed block 306 in a sliding manner, the front end of the clamping block 308 is arranged in an inclined manner, the front end of the sliding rail 309 is provided with a through hole for the fixed block 306 to penetrate through, the extended rain shielding cloth 304 can be stably positioned, the operation of opening and resetting of the rain shielding cloth 304 is simple and convenient, the sliding rail 309 is connected with the outer side of the sliding block 305, and the sliding rail 309 is fixedly connected with the intelligent ring main unit 1, the front end of the sliding rail 309 is fixedly connected with a fixed cover 310, the inner side of the fixed cover 310 is rotatably connected with a rotating shaft 311, the rotating shaft 311 penetrates through the fixed cover 310, the outer side of the rotating shaft 311 is fixedly connected with a wire wheel 312, the outer side of the wire wheel 312 is fixedly connected with a connecting rope 313, the connecting rope 313 penetrates through the sliding rail 309, and the other end of the connecting rope 313 is fixedly connected with a fixed block 306, when the intelligent ring main unit 1 arranged outdoors is overhauled in rainy weather, the rain blocking cloth 304 can be pulled open to block and protect the intelligent ring main unit 1, so that the phenomenon that rainwater is scraped into the intelligent ring main unit 1 is avoided to the maximum extent, the phenomenon that internal circuits are short-circuited and electric shock is caused by rainwater is avoided to the maximum extent, normal overhaul of the intelligent ring main unit 1 is ensured, the rear end of the intelligent ring main unit 1 is provided with an explosion-proof device 5, the explosion-proof device 5 comprises a fixed box 501, the rear end of the intelligent ring main unit 1 is connected with the fixed box 501, the upper end and the lower end of the fixed box 501 are fixedly connected with a positioning block 508, the positioning block 508 is connected with the intelligent ring main unit 1, the outer side of the positioning block 508 is spirally connected with a screw 509, the screw 509 penetrates through the positioning block 508, the screw 509 is spirally connected with the intelligent ring main unit 1, the inner side of the fixed box 501 is fixedly connected with an air pump 502, the top end of the air pump 502 is communicated with a condenser 503 through a connecting pipe, the condenser 503 is fixedly connected with the fixed box 501, the top end of the condenser 503 is communicated with the intelligent ring main unit 1 through a connecting pipe, the bottom end of the air pump 502 is communicated with a three-way pipe 504, the front end of the three-way pipe 504 is communicated with the intelligent ring main unit 1, a flow valve is arranged inside the bottom end of the three-way pipe 504, the flow valve at the inner bottom end of the three-way pipe 504 is fixedly connected with the three-way pipe 504, the arrangement ensures that inert gas is quantitatively pumped into the intelligent ring main unit 1, the bottom end of the three-way pipe 504 is communicated with a swivel 505, and the inner side bottom end of the swivel 505 is spirally connected with an inert gas tank 506, and inert gas jar 506 is connected with fixed case 501, and fixed case 501 rear side bottom hinged joint has the shutter 507, and this kind of setting can be to the inert gas after the cooling of intelligent looped netowrk cabinet 1 internal recycle pump income when the device is used to this kind of setting, thereby played fine cooling and fire-retardant effect to the device, the emergence of the electric explosion phenomenon that high temperature or electric spark lead to has been avoided to the at utmost, fine played explosion-proof effect, the security when having guaranteed the device and using.
The intelligent ring main unit and the use method thereof are as follows:
the method comprises the following steps: when the explosion-proof device is used, the explosion-proof device 5 is started to perform explosion-proof treatment on the explosion-proof device, and then the explosion-proof device is started to be used;
step two: when the maintenance operation is required, the sealing door 4 is opened, then the supporting device 2 is adjusted according to the height of a maintenance point, and the maintenance operation is carried out after the adjustment;
step three: when the maintenance is needed in rainy days, the protection device 3 is adjusted first, and then the maintenance operation is carried out on the maintenance machine;
step four: because the inert gas pumped in the inside in the process of maintenance can fly out, when the sealing door 4 is opened to complete the maintenance operation, a certain amount of inert gas needs to be pumped into the intelligent ring main unit 1 again through the inert gas mechanism in the explosion-proof device 5.
The working process is as follows: all electrical appliances in the device are external power supplies, when the device is used, a screw 509 is matched with the screw connection of a positioning block 508, the fixing box 501 is positioned at the rear end of the intelligent ring main unit 1, then a shielding door 507 is opened, a threaded connector at the top of an inert gas tank 506 is connected with the bottom end of a three-way pipe 504 through a screw sleeve 506, then a valve of the inert gas tank 506 is opened, finally the device is started to use after the shielding door 507 is reset, at the moment, a flow valve at the bottom end of the three-way pipe 504 is opened, inert gas in the inert gas tank 506 enters the intelligent ring main unit 1 through the front end of the three-way pipe 504 under the action of internal air pressure, when a set amount is reached, the flow valve at the bottom of the three-way pipe 504 is automatically closed, then the air pump 502 extracts the inert gas pumped into the intelligent ring main unit 1 through the front end of the three-way pipe 504, and then the inert gas is cooled through a condenser 503, then pumping into the intelligent ring main unit 1 again, thereby realizing the circulating cooling and explosion prevention of the intelligent ring main unit 1, and avoiding the phenomenon of electric explosion caused by high temperature or electric sparks to the maximum extent, when the device is damaged and needs to be maintained, opening the sealing door 4 to rotate the fixed shaft 203, at the moment, the threaded shaft 202 and the fixed shaft 203 both rotate in the bearing 204, the support plate 201 can move up and down at the moment, and continuously slides with the support shaft 205, when the height is increased to the designated height convenient for maintenance, the limit block 207 is rotated to enable the limit block to rotate ninety degrees and not to limit the extension plate 206 any more, at the moment, the extension plate 206 can continuously slide out under the elastic force recovery of the tension spring 208, finally, the intelligent ring main unit 1 can be maintained by standing on the support plate 201 and the extension plate 206, when the device needs to be maintained in rainy days, the rotating shaft 311 is rotated first, at the moment, the reel 312 can continuously rotate, thereby constantly rotating the connecting rope 313 to the outer side of the reel 312, the connecting rope 313 constantly pulls the fixing block 306 forwards at the moment, thereby realizing the pulling of the movable frame 303, at the moment, under the moving action of the movable frame 303, the elastic band 302 constantly deforms, the rain-proof cloth 304 constantly stretches, the sliding block 305 constantly slides with the sliding rail 309, when the fixing block 306 at the front end of the sliding block 305 passes through the through hole at the front end of the sliding rail 309, the clamping block 308 firstly compresses the spring 307, then the clamping block 308 resets, at the moment, the clamping block 308 is clamped with the sliding rail 309, the movable frame 303 is positioned at the moment, a maintenance worker needs to enter the stretched rain-proof cloth 304 at the moment, then the sealing door 4 is opened for maintenance operation, the normal operation of the maintenance operation is ensured, when the maintenance operation is completed, the clamping block 308 compresses the spring 307, at the moment, the movable frame 303 automatically resets under the elastic recovery of the elastic band 302, because the inert gas pumped in the inside in the process of maintenance can fly out, when the sealing door 4 is opened each time to complete the maintenance operation, quantitative inert gas needs to be pumped in the intelligent ring main unit 1 again.
The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. It should be noted that there are no specific structures but a few objective structures due to the limited character expressions, and that those skilled in the art may make various improvements, decorations or changes without departing from the principle of the invention or may combine the above technical features in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments.

Claims (4)

1. The utility model provides an intelligence looped netowrk cabinet with explosion-proof function, includes intelligent looped netowrk cabinet (1), strutting arrangement (2), protector (3) and explosion-proof equipment (5), its characterized in that: the intelligent ring main unit is characterized in that a supporting device (2) is arranged on the inner side of the intelligent ring main unit (1), a sealing door (4) is hinged to the front end of the intelligent ring main unit (1), a protective device (3) is arranged on the outer side of the intelligent ring main unit (1), an explosion-proof device (5) is arranged at the rear end of the intelligent ring main unit (1), the explosion-proof device (5) comprises a fixed box (501), the rear end of the intelligent ring main unit (1) is connected with the fixed box (501), positioning blocks (508) are fixedly connected to the upper end and the lower end of the fixed box (501), the positioning blocks (508) are connected with the intelligent ring main unit (1), screws (509) are spirally connected to the outer sides of the positioning blocks (508), the screws (509) penetrate through the positioning blocks (508), the screws (509) are spirally connected with the intelligent ring main unit (1), an air pump (502) is fixedly connected to the inner side of the fixed box (501), a condenser (503) is arranged at the top of the air pump (502) through a connecting pipe, the condenser (503) is fixedly connected with the fixed box (501), the top end of the condenser (503) is communicated with the intelligent ring main unit (1) through a connecting pipe, the bottom end of the air pump (502) is communicated with a three-way pipe (504), the front end of the three-way pipe (504) is communicated with the intelligent ring main unit (1), the bottom end of the three-way pipe (504) is communicated with a threaded sleeve (505), the bottom end of the inner side of the threaded sleeve (505) is spirally connected with an inert gas tank (506), the inert gas tank (506) is connected with the fixed box (501), and the bottom end of the rear side of the fixed box (501) is hinged with a blocking door (507);
a flow valve is arranged inside the bottom end of the three-way pipe (504), and the flow valve at the bottom end of the inner side of the three-way pipe (504) is fixedly connected with the three-way pipe (504);
the supporting device (2) comprises a supporting plate (201), the bottom of the front end of the inner side of the intelligent ring main unit (1) is slidably connected with the supporting plate (201), the center of the top end of the supporting plate (201) is spirally connected with a threaded shaft (202), the threaded shaft (202) penetrates through the supporting plate (201), the top end of the threaded shaft (202) is fixedly connected with a fixed shaft (203), the left end and the right end of the inner side of the supporting plate (201) are slidably connected with extension plates (206), the extension plates (206) penetrate through the supporting plate (201), the center of the front end of the supporting plate (201) is rotatably connected with a limiting block (207), the limiting block (207) is slidably connected with the extension plates (206), the outer side of the extension plates (206) is fixedly connected with a tension spring (208), and the other end of the tension spring (208) is fixedly connected with the supporting plate (201);
the protection device (3) comprises a fixing frame (301), the fixing frame (301) is fixedly connected to the rear end of the outer side of the intelligent ring main unit (1), an elastic band (302) is fixedly connected to the front end of the fixing frame (301), a moving frame (303) is fixedly connected to the front end of the elastic band (302), the moving frame (303) is slidably connected with the intelligent ring main unit (1), a rain shielding cloth (304) is fixedly connected to the outer side of the elastic band (302), the rain shielding cloth (304) is fixedly connected with the fixing frame (301) and the moving frame (303), a sliding block (305) is fixedly connected to the bottom end of the moving frame (303), a fixing block (306) is fixedly connected to the front end of the sliding block (305), a sliding rail (309) is slidably connected to the outer side of the sliding block (305), the sliding rail (309) is fixedly connected with the intelligent ring main unit (1), and a fixing cover (310) is fixedly connected to the front end of the sliding rail (309), fixed cover (310) inboard is rotated and is connected with axis of rotation (311), and axis of rotation (311) runs through fixed cover (310), axis of rotation (311) outside fixedly connected with line wheel (312), line wheel (312) outside fixedly connected with connects rope (313), and connects rope (313) and runs through slide rail (309), the other end and fixed block (306) fixed connection of connecting rope (313).
2. The intelligent ring main unit with the explosion-proof function according to claim 1, wherein: the top end of the outer side of the fixed shaft (203) and the bottom end of the outer side of the threaded shaft (202) are fixedly connected with bearings (204), and the bearings (204) are fixedly connected with the intelligent ring main unit (1).
3. The intelligent ring main unit with the explosion-proof function according to claim 1, wherein: backup pad (201) top left and right sides all is equipped with back shaft (205), and back shaft (205) run through backup pad (201), back shaft (205) and backup pad (201) sliding connection, back shaft (205) and intelligent looped netowrk cabinet (1) fixed connection.
4. The intelligent ring main unit with the explosion-proof function according to claim 1, wherein: the utility model discloses a fixing block, including fixed block (306), the inboard fixedly connected with spring (307) of fixed block (306), the other end fixedly connected with fixture block (308) of spring (307), and fixture block (308) run through fixed block (306), fixture block (308) and fixed block (306) sliding connection, the front end of fixture block (308) is the inclined plane setting, the front end of slide rail (309) is provided with the through-hole that supplies fixed block (306) to pass.
CN202110684816.0A 2021-06-21 2021-06-21 Intelligent ring main unit with explosion-proof function and use method thereof Active CN113410769B (en)

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