CN117374794B - Extensible ring main unit - Google Patents
Extensible ring main unit Download PDFInfo
- Publication number
- CN117374794B CN117374794B CN202311324086.9A CN202311324086A CN117374794B CN 117374794 B CN117374794 B CN 117374794B CN 202311324086 A CN202311324086 A CN 202311324086A CN 117374794 B CN117374794 B CN 117374794B
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- Prior art keywords
- plate
- main unit
- ring main
- vertical plate
- unit body
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- 238000009434 installation Methods 0.000 claims abstract description 38
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 230000001360 synchronised effect Effects 0.000 claims abstract description 14
- 238000001035 drying Methods 0.000 claims description 40
- 239000000463 material Substances 0.000 claims description 36
- 238000005192 partition Methods 0.000 claims description 13
- 230000000149 penetrating effect Effects 0.000 claims description 9
- 230000001681 protective effect Effects 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 14
- 230000017525 heat dissipation Effects 0.000 abstract description 6
- 238000007599 discharging Methods 0.000 description 6
- 239000000203 mixture Substances 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 239000002274 desiccant Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
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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
- H02B13/035—Gas-insulated switchgear
-
- 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
- H02B1/56—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
- H02B13/035—Gas-insulated switchgear
- H02B13/045—Details of casing, e.g. gas tightness
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Abstract
The utility model discloses an expandable ring main unit, which comprises a ring main unit body and a movable expansion mechanism arranged inside, wherein a rear vertical plate is vertically arranged in the ring main unit body along the X-axis direction, the front surface of the rear vertical plate is vertically provided with a lifting plate, two ends of the rear vertical plate are vertically provided with side vertical plates, the inside of the ring main unit body is horizontally provided with a baffle plate positioned below the rear vertical plate and the side vertical plate, an installation cavity is formed between the ring main unit body and the baffle plate, and the movable expansion mechanism comprises a synchronous driving member arranged on the rear surface of the ring main unit body; according to the utility model, the movable expansion mechanism, the rear vertical plate, the side vertical plate and the ring main unit body are combined, so that the installation range of power supply devices between the rear vertical plate and the side vertical plate is expanded, the installation convenience of the electric devices in the ring main unit body is improved, meanwhile, the expansion of the inner space of the ring main unit body can improve the air flow, and the heat dissipation effect of the electric devices in the ring main unit body is improved.
Description
Technical Field
The utility model belongs to the technical field of ring main units, and particularly relates to an extensible ring main unit.
Background
The ring main unit is a group of electric equipment (high-voltage switch equipment) which is arranged in a metal or nonmetal insulating cabinet body or is made into an assembled interval ring power supply unit. For example, a single extensible compact ring main unit with the bulletin number of CN211530518U is arranged at the top of the ring main unit, a wire through hole is arranged on the inner wall of the ring main unit opposite to the cabinet door, a sealing ring is arranged in the wire through hole, radiating pipes are arranged at the tops of two sides of the ring main unit, drying boxes are arranged on the two inner walls of the ring main unit, drying agents are arranged in the drying boxes, and louver ventilation holes are arranged at the bottoms of the two side walls of the ring main unit. The damping effect is good, the ventilation effect is good and the rain-proof effect can be achieved.
The ring main unit is fixed in inner space, the inner installation space is not convenient to expand according to the size of the inner electric device, the adjacent electric devices are installed too compactly, the air circulation is blocked, and the heat dissipation effect of the electric devices is affected.
Disclosure of Invention
The utility model aims to provide an expandable ring main unit so as to solve the problem that the internal space of the ring main unit proposed in the background art is inconvenient to expand.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an expandable looped netowrk cabinet, includes the looped netowrk cabinet body and the inside removal expansion mechanism that sets up, the inside vertical back riser that just is provided with of looped netowrk cabinet along X axle direction, back riser front surface is provided with the lifter vertically, back riser both ends are provided with the side riser perpendicularly, the inside level of looped netowrk cabinet body is provided with the baffle that is located back riser and side riser below, form the installation cavity between looped netowrk cabinet body and the baffle, remove expansion mechanism including setting up the synchronous drive component at looped netowrk cabinet body rear surface, back riser lower extreme is provided with two supporting shoe that run through the baffle and be located the installation cavity, be provided with the rotation lead screw that the screw thread runs through supporting shoe and rear end and synchronous drive component swing joint in the installation cavity, be provided with the side display member between supporting shoe lateral surface and the side riser, be provided with the lifting member between lifter rear surface and the rotation lead screw;
the synchronous driving component comprises a rotating shaft horizontally arranged at the rear of the ring main unit body, a driving motor is arranged at the left end of the rotating shaft, the rear end of the rotating screw rod penetrates through the ring main unit body to be exposed outside, a worm wheel is sleeved at the rear end of the rotating screw rod, and a worm in meshed connection with the worm wheel is sleeved on the rotating shaft;
the side-expanding member comprises a bottom rail horizontally arranged at the bottom of the cavity of the mounting cavity, a sliding sleeve is sleeved on the bottom rail, a supporting side plate penetrating through the partition plate and sleeved on the bottom rail in a sliding manner is arranged on the lower surface of the side-upright plate, a fixed plate is arranged between the outer side surface of the sliding sleeve and the supporting side plate, and a rotary connecting rod is rotatably arranged between the sliding sleeve and the supporting block;
the lifting member comprises a vertical rod fixed on the rear surface of the lifting plate, the lower end of the vertical rod penetrates through the rear vertical plate and extends to the upper portion of the rotating screw rod, a lower wedge block is sleeved on the rotating screw rod, an upper wedge block positioned on the inner side of the lower wedge block is fixed at the lower end of the vertical rod, and a limiting plate is arranged between the two vertical rods.
Preferably, a supporting seat is vertically arranged between the rotating shaft and the rear surface of the ring main unit body, a protective shell sleeved outside the rotating shaft and the driving motor is arranged on the rear surface of the ring main unit body, and the front end of the rotating screw rod is rotationally connected with a stable seat arranged in the mounting cavity.
Preferably, rectangular long holes for the supporting side plates and the supporting blocks to pass through are formed in the upper surface of the partition plate, protruding blocks are arranged on the outer sides of the supporting blocks, rectangular gaps are formed in the upper ends of the sliding sleeves, and two ends of the rotating connecting rod are respectively connected with the protruding blocks and the rectangular gaps in a rotating mode.
Preferably, the surface of the rear vertical plate is provided with a rectangular sliding hole for the vertical rod to pass through along the height direction, the front end of the limiting plate is fixed on the rear surface of the rear vertical plate, and a bearing is embedded and installed between the lower wedge block and the rotating screw rod.
Preferably, the mounting groove is formed in the rear surface of the rear vertical plate, the extending plate extending into the mounting groove is vertically arranged on the inner side of the side vertical plate, the baffle bars are vertically arranged at the upper groove bottom and the lower groove bottom of the mounting groove, a slideway for the extending plate to pass through is reserved between the baffle bars and the upper groove bottom and the lower groove bottom of the mounting groove, and a plurality of arc-shaped protruding blocks are arranged at the upper end of the extending plate.
Preferably, the inner surface of the slideway above is provided with a ball stud extending into the concave part of the arc-shaped convex block, the lower end surface of the extension plate is vertically provided with a plurality of telescopic posts, and the telescopic posts are sleeved with elastic pieces fixed on the lower surface of the extension plate.
Preferably, the storage component is arranged on the inner side surface of the rear vertical plate, the storage component comprises a drying box fixed on the inner side surface of the rear vertical plate, rectangular material holes are formed in the upper surface and the lower surface of the drying box, a storage box located above the drying box is arranged on the inner side surface of the rear vertical plate, a discharging hole corresponding to the rectangular material holes on the surface of the drying box is formed in the lower surface of the storage box, and a collecting box located below the drying box is arranged on the inner side surface of the rear vertical plate.
Preferably, the fixed convex plate fixed on the inner side surface of the rear vertical plate is arranged in front of the drying box, a fixed side plate is vertically arranged between the fixed convex plate and the drying box, two movable rods penetrating through the fixed convex plate are arranged on the front surface of the fixed side plate, reset springs with two ends fixed on the surfaces of the fixed side plate and the fixed convex plate respectively are sleeved on the movable rods, two plugging plates respectively positioned on the upper surface and the lower surface of the drying box are vertically fixed on the inner side surface of the fixed side plate, and limit grooves are formed in the left side surface of each plugging plate along the length direction of each plugging plate.
Preferably, the front surface of the ring main unit body is rotatably provided with two cabinet doors, and the front surface of the lower end of the ring main unit body is provided with a front plate for plugging the installation cavity.
Compared with the prior art, the utility model has the beneficial effects that:
(1) According to the utility model, the movable expansion mechanism, the rear vertical plate, the side vertical plates and the ring main unit body are combined, the distance between the two side vertical plates can be adjusted while the rear vertical plate is adjusted, the installation range of power supply devices between the rear vertical plate and the side vertical plates is expanded, the installation convenience of the electric devices in the ring main unit body is improved, meanwhile, the expansion of the inner space of the ring main unit body can improve the air flow and the heat dissipation effect of the electric devices in the ring main unit body is improved.
(2) According to the utility model, the extension plate, the arc-shaped convex blocks, the ball stud and the elastic piece are combined, so that the space between the side vertical plate moving expansion and the rear vertical plate is not affected, the gap between the side vertical plate moving expansion and the rear vertical plate expanding can be supplemented, the installation area and the range of the electric device in the ring main unit body after expanding are increased, and the application range and the space of the ring main unit are increased.
(3) According to the utility model, through the designed storage component, the inside of the ring main unit body with the enlarged space can be dried, so that new dry materials can be provided for the drying box and the used dry materials can be replaced at the same time, the convenience in replacing the dry materials is improved, the drying effect on the inside of the ring main unit body is improved, and the use safety of the ring main unit body is improved.
Drawings
FIG. 1 is a schematic diagram of a ring main unit according to the present utility model;
fig. 2 is a schematic diagram of a rear view structure of the ring main unit in fig. 1 according to the present utility model;
FIG. 3 is an exploded view of the ring network cabinet of FIG. 2 in accordance with the present utility model;
FIG. 4 is a schematic view of the mobile expansion mechanism of FIG. 3 according to the present utility model;
FIG. 5 is a schematic view of the synchronous drive of FIG. 4 according to the present utility model;
FIG. 6 is a schematic bottom view of the side deployment member of FIG. 4 according to the present utility model;
FIG. 7 is a schematic cross-sectional view of the lifting member of FIG. 4 according to the present utility model;
FIG. 8 is a schematic view of the junction of the side and rear risers of FIG. 4 according to the present utility model;
FIG. 9 is a left side exploded view of the storage member of FIG. 1 in accordance with the present utility model;
in the figure: 1. ring main unit body; 11. a cabinet door; 12. a partition plate; 13. a lifting plate; 14. a rear vertical plate; 15. a side vertical plate; 16. an extension plate; 161. arc-shaped protruding blocks; 162. an elastic member; 163. a barrier strip; 2. a mobile expansion mechanism; 21. a synchronous driving member; 211. a drive motor; 212. a rotating shaft; 213. a worm; 214. a worm wheel; 22. rotating the screw rod; 23. a side-spreading member; 231. rotating the connecting rod; 232. a bottom rail; 233. a sliding sleeve; 234. a fixing plate; 235. supporting the side plates; 24. a lifting member; 241. a limiting plate; 242. a vertical rod; 243. an upper wedge; 244. a lower wedge; 25. a support block; 3. a storage member; 31. a storage tank; 32. a drying box; 33. a collection box; 34. fixing the side plates; 35. a limit groove; 36. fixing the convex plate; 37. a movable rod; 38. a return spring; 39. a plugging plate; 4. a protective housing.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
Referring to fig. 1 to 7, the present utility model provides a technical solution: an expandable ring main unit comprises a ring main unit body 1 and a movable expansion mechanism 2 arranged inside, wherein the movable expansion mechanism 2 is arranged, the distance between two side vertical plates 15 can be adjusted while a rear vertical plate 14 is adjusted, the installation range of power supply devices between the rear vertical plate 14 and the side vertical plates 15 is expanded, the installation convenience of electric devices inside the ring main unit body 1 is increased, meanwhile, the expansion of the inner space of the ring main unit body 1 can improve the air flow rate, the heat dissipation effect of the electric devices inside the ring main unit body 1 is increased, the rear vertical plate 14 is vertically arranged inside the ring main unit body 1 along the X axis direction, the front surface of the rear vertical plate 14 is vertically provided with a lifting plate 13, two ends of the rear vertical plate 14 are vertically provided with side vertical plates 15, one rear vertical plate 14 is matched with the two side vertical plates 15 to form a U-shaped space, the size of the U-shaped space can be adjusted under the driving of the movable expansion mechanism 2, the installation range of the internal space of the ring main unit body 1 is increased, the internal air circulation effect can be increased by expanding the space, the heat dissipation effect is improved, the partition plate 12 positioned below the rear vertical plate 14 and the side vertical plate 15 is horizontally arranged in the ring main unit body 1, an installation cavity is formed between the ring main unit body 1 and the partition plate 12, the installation of partial components of the movable expansion mechanism 2 is facilitated, the movable expansion mechanism 2 comprises a synchronous driving component 21 arranged on the rear surface of the ring main unit body 1, the lower end of the rear vertical plate 14 is provided with two supporting blocks 25 penetrating through the partition plate 12 and positioned in the installation cavity, the supporting blocks 25 can play a supporting and stabilizing role on the rear vertical plate 14, a rotating screw rod 22 penetrating through the supporting blocks 25 in a threaded manner and movably connected with the synchronous driving component 21 at the rear end is arranged in the installation cavity, a side display component 23 is arranged between the outer side surface of the supporting blocks 25 and the side vertical plate 15, the side display component 23 changes the position of the side vertical plate 15, a lifting member 24 is arranged between the rear surface of the lifting plate 13 and the rotating screw rod 22;
the synchronous driving member 21 comprises a rotating shaft 212 horizontally arranged at the rear of the ring main unit body 1, the synchronous driving member 21 works and can drive the two rotating screw rods 22 to synchronously rotate, so that the two supporting blocks 25 are driven to simultaneously drive the rear vertical plate 14 to move, the position of the rear vertical plate 14 in the ring main unit body 1 is changed, a driving motor 211 is arranged at the left end of the rotating shaft 212, the rear end of the rotating screw rod 22 penetrates through the ring main unit body 1 and is exposed outside, a bearing is embedded between the rotating motor 211 and the rotating screw rod 22 so as to facilitate the rotation of the rotating screw rod 22, a worm wheel 214 is sleeved at the rear end of the rotating screw rod 22, a worm 213 meshed with the worm wheel 214 is sleeved on the rotating shaft 212, and the two rotating screw rods 22 can be driven to synchronously rotate by the rotating shaft 212;
the side-expanding member 23 comprises a bottom rail 232 horizontally arranged at the bottom of the cavity of the installation cavity, the side-expanding member 23 can move the rear vertical plate 14 and simultaneously move the two side vertical plates 15, the distance between the side vertical plates 15 is adjusted, the inner space of the ring main unit 1 is expanded, the bottom rail 232 is sleeved with a sliding sleeve 233, the bottom rail 232 is in side view in an I shape, the bottom rail 232 is in sliding fit with the sliding sleeve 233 and cannot be separated up and down, the lower surface of the side vertical plate 15 is provided with a supporting side plate 235 penetrating through the partition plate 12 and sleeved on the bottom rail 232 in a sliding manner, the supporting side plate 235 is in sliding connection with the side vertical plate 15, meanwhile, the supporting side plate 235 can play a supporting role on the side vertical plate 15, the supporting side plate 235 does not influence the movement of the side vertical plate 15 along with the rear vertical plate 14, a fixed plate 234 is arranged between the outer side surface of the sliding sleeve 233 and the supporting side plate 235, the sliding sleeve 233 can drive the fixed plate 234 to move, and the fixed plate 234 can be pushed to move by the sliding sleeve 235 and the side vertical plate 15, and a rotating connecting rod 231 is rotatably arranged between the sliding sleeve 233 and the supporting block 25;
the lifting member 24 comprises a vertical rod 242 fixed on the rear surface of the lifting plate 13, the lower end of the vertical rod 242 penetrates through the rear vertical plate 14 and extends to the upper side of the rotating screw rod 22, the lifting member 24 can adjust the height position of the lifting plate 13 when the inner space of the ring main unit is expanded, the installation supporting range of the lifting plate 13 on electric devices is increased, a lower wedge block 244 is sleeved on the rotating screw rod 22, the lower end of the vertical rod 242 is fixedly provided with an upper wedge block 243 positioned on the inner side of the lower wedge block 244, the upper wedge block 243 is attached to the inclined surface of the lower wedge block 244, the upper wedge block 243 can move upwards along the lower wedge block 244 along with the movement of the upper wedge block 243, the height position of the lifting plate 13 is changed, a limiting plate 241 is arranged between the two vertical rods 242, and the limiting plate 241 can limit the position of the vertical rod 242 so as to avoid lateral offset.
In this embodiment, preferably, be provided with the supporting seat perpendicularly between axis of rotation 212 and the looped netowrk cabinet body 1 rear surface, increase axis of rotation 212 use intensity, looped netowrk cabinet body 1 rear surface is provided with the cover and establishes the protective housing 4 in the axis of rotation 212 and the driving motor 211 outside, and protective housing 4 can protect both, and the rotation lead screw 22 front end rotates with the firm seat that sets up in the installation cavity to be connected, and firm seat can support rotation lead screw 22 front end, increases rotation lead screw 22 installation stability in use.
In this embodiment, preferably, the upper surface of the partition plate 12 is provided with a rectangular slot hole through which the support side plate 235 and the support block 25 pass, so that the rear vertical plate 14 and the side vertical plate 15 can move conveniently, the outer side of the support block 25 is provided with a bump, the upper end of the sliding sleeve 233 is provided with a rectangular notch, two ends of the rotating connecting rod 231 are respectively connected with the bump and the rectangular notch in a rotating manner, and the two ends are connected in a rotating manner, so that the support block 25 can be adapted to move.
In this embodiment, preferably, a rectangular sliding hole through which the upright rod 242 passes is formed on the surface of the rear vertical plate 14 along the height direction thereof, so that the upright rod 242 can conveniently move up and down in the rectangular sliding hole, the upright rod 242 is L-shaped, the front end of the limiting plate 241 is fixed on the rear surface of the rear vertical plate 14, and a bearing is embedded and installed between the lower wedge 244 and the rotating screw 22, so that the lower wedge 244 cannot rotate along with the rotating screw 22.
In summary, when the space inside the ring main unit body 1 needs to be expanded, the driving motor 211 works, the rotating shaft 212 is driven to rotate, the upper worm 213 rotates along with the rotating shaft, the worm gear 214 meshed with the worm 213 rotates, the worm gear 214 drives the two rotating screw rods 22 to simultaneously rotate, two supporting blocks 25 in threaded connection with the rotating screw rods 22 move backwards, the rear vertical plate 14 moves backwards, the space between the cabinet door 11 is enlarged, the rear vertical plate 14 moves backwards, the side vertical plate 15 is driven to move backwards along the supporting side plate 235, the supporting blocks 25 move to drive the rotating connecting rod 231 to rotate, the rotating connecting rod 231 rotates to push the sliding sleeve 233 to move along the bottom rail 232, the sliding sleeve 233 moves outwards along the bottom rail 232 to drive the fixing plate 234 and the supporting side plate 235 to move outwards, the side vertical plate 15 moves outwards, the distance between the two side vertical plates 15 is changed, when the rear vertical plate 14 moves backwards to a proper position, the upper wedge 243 is attached to the inclined plane of the lower wedge block 244, the inclined plane of the lower wedge block 243 moves upwards, the vertical plate 242 and the lifting plate 13 are driven to move upwards, the whole side vertical plate 15 and the lifting plate 13 move upwards, the whole side plate and the lifting plate 15 and the rear vertical plate 14 form an electric installation space, the ring main unit body 1 can be installed conveniently, the installation space of the ring main unit is enlarged, the installation space of the device is enlarged, and the installation space of the device is increased, and the internal device is increased, and the installation space of the device is increased, and the device is convenient and the device is installed.
Example 2
Referring to fig. 8, a second embodiment of the present utility model is shown, which differs from the previous embodiment.
In this embodiment, the mounting groove is preferably offered to back riser 14 rear surface, the inboard perpendicular extension board 16 that is provided with of side riser 15 stretches into in the mounting groove, through with extension board 16, arc lug 161, bulb post and elastic component 162 combine, neither influence side riser 15 removes the space between extension and the back riser 14, can supply the gap after the two expansions to supplement again, increase the inside electrical device installation face and the scope of ring main unit body 1 after the expandable, increase looped netowrk cabinet application range and space, along with side riser 15 extension, can drive extension board 16, the mounting groove is gone up and down all to be provided with the blend stop 163 perpendicularly, the blend stop 163 can play the shielding effect when extension board 16 removes, avoid extension board 16 backward tilt, leave the slide that supplies extension board 16 to pass between blend stop 163 and the mounting groove upper and lower extreme groove bottom, the slide internal surface that is located the top is provided with the boss 161 concave part of stretching into arc lug 161, the post cambered surface laminating with arc lug cambered surface, along with the extension board 16 removal can be laminated by the quilt top, the concave part is equipped with the fixed roll post that stretches out and draws back in the position of the recess 16 when the end is equipped with the fixed roll post that moves down the extension board 16, the end of extension board 16 is contacted by the fixed post, the top of extension board 16 is located the lower end of the extension board 16, the fixed post that can be contacted with the end of extension board 16, the end is contacted by the concave part is located the lower end of extension board 16, the end of extension board 16 is convenient to be equipped with the concave part of the end of extension board 16.
In sum, when the use, side riser 15 moves to the outside under the drive of side exhibition component 23, extension board 16 moves outwards along with side riser 15 removes, the spherical lower extreme of ball post of upper fixed mounting is moved to its upper arc lug 161, along with the laminating of two cambered surfaces, ball post top moves extension board 16 down, telescopic column and elastic component 162 receive decurrent power to begin to shrink, when ball post removes and stretches into the recess, elastic component 162 resumes elasticity under the restriction of no arc lug 161, drive extension board 16 and upwards move, let the ball post card in the recess between the adjacent arc lug 161, when side riser 15 does not move, ball post and recess block can be to extension board 16 position spacing fixed, simultaneously to side riser 15 position further spacing, extension board 16 has increased installation scope and installation area to the inside electrical components of looped netowrk cabinet.
Example 3
Referring to fig. 9, a third embodiment of the present utility model is shown, which differs from the above two embodiments.
In this embodiment, preferably, the inner side surface of the rear vertical plate 14 is provided with the storage member 3, the storage member 3 is utilized to dry the inside of the ring main unit body 1 after expanding the space, so that new dry materials can be provided for the dry box 32 and the dry materials after replacing the used ring main unit body 1 can be simultaneously carried out, the convenience of replacing the dry materials is improved, the drying effect of the inside of the ring main unit body 1 is improved, the storage member 3 comprises the dry box 32 fixed on the inner side surface of the rear vertical plate 14, rectangular material holes are formed in the upper surface and the lower surface of the dry box 32, the size of the rectangular material holes above the dry box 32 is slightly larger than that of the rectangular material holes below, the clean dry materials are quickly fed above the dry box, the storage box 31 is internally provided with clean dry materials, and the dry adsorption materials can be calcium sulfate powder, the lower surface of the storage box 31 is provided with a discharging hole corresponding to a rectangular material hole on the surface of the drying box 32, the dried material in the storage box 31 can fall into the drying box 32 through the discharging hole, the surface of the drying box 32 is provided with meshes, the inner side surface of the rear vertical plate 14 is provided with a collecting box 33 positioned below the drying box 32, the collecting box 33 can collect the used dried material discharged downwards from the drying box 32, the front of the drying box 32 is provided with a fixed convex plate 36 fixed on the inner side surface of the rear vertical plate 14, a fixed side plate 34 is vertically arranged between the fixed convex plate 36 and the drying box 32, the front surface of the fixed side plate 34 is provided with two movable rods 37 penetrating through the fixed convex plate 36, the movable rods 37 are sleeved with reset springs 38 with two ends fixed on the surfaces of the fixed side plate 34 and the fixed convex plate 36 respectively, the fixed side plate 34 can be conveniently compressed to move a distance, two shutoff boards 39 that are located dry box 32 upper and lower surface respectively are fixed with perpendicularly to fixed curb plate 34 medial surface, and the shutoff board 39 of top can contact the shutoff to the rectangular material hole of dry box 32 upper surface and the discharge opening of bin 31 lower surface, avoids the material abnormal drop, and the shutoff board 39 of below can carry out the shutoff to the rectangular material hole of dry box 32 lower surface, and the spacing groove 35 has all been seted up along its length direction to shutoff board 39 left surface, and the side riser 15 inboard is provided with the support lug that stretches into spacing groove 35, has increased shutoff board 39 movement stability.
In this embodiment, preferably, the rotation of looped netowrk cabinet body 1 front surface is provided with two cabinet doors 11, and cabinet door 11 rotates and can shelter from the protection to looped netowrk cabinet body 1, and looped netowrk cabinet body 1 lower extreme front surface is provided with the front bezel in shutoff installation cavity, shelters from the protection to installation cavity internals.
In summary, when in use, the drying box 32 is filled with the drying material, the drying material adsorbs and dries the moisture in the ring main unit body 1, when the drying material adsorption effect in the drying box 32 is poor and needs to be changed, external force is applied to the fixed side plate 34 to enable the fixed side plate 34 to move forwards, the reset spring 38 is compressed, the plugging plate 39 moves forwards to expose the rectangular material holes and the discharging holes, the used material in the drying box 32 falls into the collecting box 33 through the rectangular material holes below, the material in the upper storage box 31 enters through the discharging holes and the rectangular material holes on the upper surface of the drying box 32, because the feeding amount of the clean drying material is larger than that of the discharged used drying material, after the used drying material is completely discharged, the clean drying material is accumulated in the drying box 32, the limit on the fixed side plate 34 is released, the reset spring 38 drives the plugging plate 39 to move to the original position, the rectangular material holes and the discharging holes are plugged again, and the material in the drying box 32 continues to dry and adsorb the inside the ring main unit body 1.
Example 4
This example was obtained by combining example 1, example 2 and example 3.
When the ring main unit is used, the synchronous driving member 21 can drive the two rotating screw rods 22 to rotate, the supporting blocks 25 and the rear vertical plates 14 move backwards along with the rotation of the rotating screw rods 22, the lateral expanding member 23 works while the supporting blocks 25 move to drive the distance between the two lateral vertical plates 15 to change, the rear vertical plates 14 move backwards to expand to a certain position to drive the lifting member 24 to work, the lifting plate 13 is driven to move upwards to change the supporting installation height of an electric device, the space between the lateral vertical plates 15 and the rear vertical plates 14 expands, the space inside the ring main unit body 1 is increased, the installation range of the electric device inside the ring main unit body 1 is improved, the air flow and the heat dissipation and ventilation effects are improved, the storage member 3 further dries and adsorbs the inside the ring main unit body 1, and the use safety of the ring main unit is improved.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides an expandable looped netowrk cabinet, includes looped netowrk cabinet body (1) and inside removal expansion mechanism (2) that set up, its characterized in that: the novel ring main unit comprises a ring main unit body (1), wherein a rear vertical plate (14) is vertically arranged in the ring main unit body (1) along the X-axis direction, a lifting plate (13) is vertically arranged on the front surface of the rear vertical plate (14), side vertical plates (15) are vertically arranged at two ends of the rear vertical plate (14), a partition plate (12) positioned below the rear vertical plate (14) and the side vertical plates (15) is horizontally arranged in the ring main unit body (1), an installation cavity is formed between the ring main unit body (1) and the partition plate (12), the movable expansion mechanism (2) comprises a synchronous driving member (21) arranged on the rear surface of the ring main unit body (1), two supporting blocks (25) penetrating through the partition plate (12) and positioned in the installation cavity are arranged at the lower end of the rear vertical plate (14), rotating screw rods (22) penetrating the supporting blocks (25) in a threaded mode and movably connected with the rear ends of the synchronous driving member (21) are arranged in the installation cavity, side members (23) are arranged between the outer side surfaces of the supporting blocks (25) and the side vertical plates (15), and the lifting members (24) are arranged between the rear surfaces of the lifting plates (13) and the lifting members (24);
the synchronous driving component (21) comprises a rotating shaft (212) horizontally arranged at the rear of the ring main unit body (1), a driving motor (211) is arranged at the left end of the rotating shaft (212), the rear end of the rotating screw rod (22) penetrates through the ring main unit body (1) to be exposed outside, a worm wheel (214) is sleeved at the rear end of the rotating screw rod (22), and a worm (213) meshed with the worm wheel (214) is sleeved on the rotating shaft (212);
the side-expanding member (23) comprises a bottom rail (232) horizontally arranged at the bottom of the cavity, a sliding sleeve (233) is sleeved on the bottom rail (232), a supporting side plate (235) penetrating through the partition plate (12) and sleeved on the bottom rail (232) in a sliding manner is arranged on the lower surface of the side-erecting plate (15), a fixed plate (234) is arranged between the outer side surface of the sliding sleeve (233) and the supporting side plate (235), and a rotary connecting rod (231) is rotatably arranged between the sliding sleeve (233) and the supporting block (25);
the lifting member (24) comprises vertical rods (242) fixed on the rear surface of the lifting plate (13) and the lower ends of the vertical rods penetrate through the rear vertical plate (14) and extend to the upper part of the rotating screw rod (22), lower wedge blocks (244) are sleeved on the rotating screw rod (22), upper wedge blocks (243) positioned on the inner sides of the lower wedge blocks (244) are fixed at the lower ends of the vertical rods (242), and limiting plates (241) are arranged between the two vertical rods (242);
a supporting seat is vertically arranged between the rotating shaft (212) and the rear surface of the ring main unit body (1), a protective shell (4) sleeved outside the rotating shaft (212) and the driving motor (211) is arranged on the rear surface of the ring main unit body (1), and the front end of the rotating screw rod (22) is rotationally connected with a stable seat arranged in the mounting cavity;
rectangular long holes for supporting side plates (235) and supporting blocks (25) to pass through are formed in the upper surface of the partition plate (12), protruding blocks are arranged on the outer sides of the supporting blocks (25), rectangular gaps are formed in the upper ends of the sliding sleeves (233), and two ends of the rotating connecting rods (231) are respectively connected with the protruding blocks and the rectangular gaps in a rotating mode;
rectangular sliding holes for the vertical rods (242) to pass through are formed in the surface of the rear vertical plate (14) along the height direction of the rear vertical plate, the front end of the limiting plate (241) is fixed on the rear surface of the rear vertical plate (14), and a bearing is embedded and installed between the lower wedge block (244) and the rotating screw rod (22);
the rear surface of the rear vertical plate (14) is provided with a mounting groove, the inner side of the side vertical plate (15) is vertically provided with an extension plate (16) extending into the mounting groove, the bottom of the upper and lower grooves of the mounting groove are vertically provided with baffle bars (163), a slideway for the extension plate (16) to pass through is reserved between the baffle bars (163) and the bottoms of the upper and lower ends of the mounting groove, and the upper end of the extension plate (16) is provided with a plurality of arc-shaped convex blocks (161);
the storage device is characterized in that a storage component (3) is arranged on the inner side surface of the rear vertical plate (14), the storage component (3) comprises a drying box (32) fixed on the inner side surface of the rear vertical plate (14), rectangular material holes are formed in the upper surface and the lower surface of the drying box (32), a storage box (31) located above the drying box (32) is arranged on the inner side surface of the rear vertical plate (14), a discharge hole corresponding to the rectangular material holes on the surface of the drying box (32) is formed in the lower surface of the storage box (31), and a collecting box (33) located below the drying box (32) is arranged on the inner side surface of the rear vertical plate (14).
2. The expandable ring main unit according to claim 1, wherein: the inner surface of the slideway above is provided with a ball stud extending into the concave part of the arc-shaped convex block (161), the lower end surface of the extension plate (16) is vertically provided with a plurality of telescopic posts, and the telescopic posts are sleeved with elastic pieces (162) fixed on the lower surface of the extension plate (16).
3. The expandable ring main unit according to claim 1, wherein: the drying box (32) the place ahead is provided with fixed flange (36) of fixing at rear riser (14) medial surface, fixed flange (36) are vertical to be provided with between dry box (32) fixed curb plate (34), fixed curb plate (34) front surface is provided with two movable rods (37) that run through fixed flange (36), the cover is equipped with reset spring (38) that both ends are fixed respectively at fixed curb plate (34) and fixed flange (36) surface on movable rod (37), fixed curb plate (34) medial surface perpendicular to be fixed with two shutoff boards (39) that are located dry box (32) upper and lower surface respectively, limit groove (35) have all been seted up along its length direction to shutoff board (39) left surface.
4. The expandable ring main unit according to claim 1, wherein: the ring main unit comprises a ring main unit body (1), wherein two cabinet doors (11) are rotatably arranged on the front surface of the ring main unit body (1), and a front plate for plugging an installation cavity is arranged on the front surface of the lower end of the ring main unit body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311324086.9A CN117374794B (en) | 2023-10-12 | 2023-10-12 | Extensible ring main unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311324086.9A CN117374794B (en) | 2023-10-12 | 2023-10-12 | Extensible ring main unit |
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| CN117374794A CN117374794A (en) | 2024-01-09 |
| CN117374794B true CN117374794B (en) | 2024-03-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202311324086.9A Active CN117374794B (en) | 2023-10-12 | 2023-10-12 | Extensible ring main unit |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211530518U (en) * | 2020-01-09 | 2020-09-18 | 深圳安富电力有限公司 | Monomer extensible compact looped netowrk cabinet |
| CN212968596U (en) * | 2020-08-13 | 2021-04-13 | 四川贝森电器自动化有限公司 | Outdoor extensible ring main unit based on internet of things communication |
| CN114300999A (en) * | 2021-12-28 | 2022-04-08 | 江苏凯顺电气有限公司 | Medium-voltage full-sealed dry air insulation ring main unit |
-
2023
- 2023-10-12 CN CN202311324086.9A patent/CN117374794B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211530518U (en) * | 2020-01-09 | 2020-09-18 | 深圳安富电力有限公司 | Monomer extensible compact looped netowrk cabinet |
| CN212968596U (en) * | 2020-08-13 | 2021-04-13 | 四川贝森电器自动化有限公司 | Outdoor extensible ring main unit based on internet of things communication |
| CN114300999A (en) * | 2021-12-28 | 2022-04-08 | 江苏凯顺电气有限公司 | Medium-voltage full-sealed dry air insulation ring main unit |
Non-Patent Citations (1)
| Title |
|---|
| 林腾腾.固定分隔式低压开关柜的柜体设计.设备管理与维修.2019,(第08期),110-111. * |
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| CN117374794A (en) | 2024-01-09 |
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Denomination of invention: A scalable ring main unit Granted publication date: 20240305 Pledgee: Nanjing Bank Co.,Ltd. Nanjing Financial City Branch Pledgor: Jiangsu Weituo Rio Electric Power Engineering Technology Co.,Ltd. Registration number: Y2024980013501 |