CN112928648B - High-voltage alternating-current metal closed ring network switch equipment - Google Patents
High-voltage alternating-current metal closed ring network switch equipment Download PDFInfo
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- CN112928648B CN112928648B CN202110332507.7A CN202110332507A CN112928648B CN 112928648 B CN112928648 B CN 112928648B CN 202110332507 A CN202110332507 A CN 202110332507A CN 112928648 B CN112928648 B CN 112928648B
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/52—Mobile units, e.g. for work sites
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/58—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable
- H01R13/5804—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable comprising a separate cable clamping part
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R35/00—Flexible or turnable line connectors, i.e. the rotation angle being limited
- H01R35/04—Turnable line connectors with limited rotation angle with frictional contact members
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/20—Bus-bar or other wiring layouts, e.g. in cubicles, in switchyards
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/32—Mounting of devices therein
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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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Elimination Of Static Electricity (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The invention discloses high-voltage alternating-current metal closed looped network switch equipment which comprises a metal shell, a switching assembly and a comb wire assembly, wherein the bottom of the metal shell is provided with a driving wheel and a fixed supporting leg so as to realize the movement and the stability of the metal shell; a plurality of spaced ring network power supply units are arranged in the metal shell, the lower part of each ring network power supply unit is electrically connected with a switching assembly fixed in the metal shell, a comb wire assembly is concentrically arranged on the front end face of the switching assembly, the comb wire assembly is rotatably connected with the switching assembly, and the connection part has damping performance so as to realize stable torsion of the switching assembly relative to the comb wire assembly within 30 degrees along the anticlockwise direction; the adapter assembly comprises a receiving tray body and adapters, wherein a plurality of adapters are circumferentially arranged on the front end face of the receiving tray body, and the adapters are connected in parallel; used for externally connecting a plurality of lines.
Description
Technical Field
The invention belongs to the technical field of distribution equipment, and particularly relates to high-voltage alternating-current metal closed ring network switch equipment.
Background
The ring network switch cabinet is an electrical device in which a group of high-voltage switch devices are arranged in a steel plate metal cabinet body or are made into an assembled interval ring network power supply unit, and the core part of the ring network switch cabinet adopts a load switch and a fuse, so that the ring network switch cabinet has the advantages of simple structure, small volume, low price, capability of improving power supply parameters and performance, power supply safety and the like, and is widely used in distribution stations and box-type substations of load centers of urban residential districts, high-rise buildings, large public buildings, factory enterprises and the like; however, according to investigation, the existing high-voltage alternating-current metal closed loop network switch equipment often has the following problems:
the external circuit respectively screws and fixes one end of the wire on the corresponding power supply unit through the fastening bolt, so that the whole ring network switch cabinet needs to be powered off when the external circuit is connected, the operation is complex, and one end of the wire is easily damaged by the fastening bolt connection mode, which may cause poor contact and even open circuit;
only one connector lug is provided, so that the use requirements of a plurality of electric devices can be met only by carrying out secondary external connection on a circuit externally connected with one power supply unit, the limitation is large, and when the connector fails, no redundant connector lug is used as a spare connector, so that the external circuit can be normally electrified after the maintenance is finished, and the normal production of factory enterprises is influenced;
therefore, a high voltage ac metal closed loop network switchgear is provided by those skilled in the art to solve the above problems in the background art.
Disclosure of Invention
In order to achieve the purpose, the invention provides the following technical scheme: a high-voltage alternating-current metal closed looped network switch device comprises a metal shell, a switching assembly and a comb wire assembly, wherein a driving wheel and a fixed supporting leg are mounted at the bottom of the metal shell so as to realize the movement and the stability of the metal shell; the inside of metal casing is provided with the looped netowrk power supply unit of a plurality of spaced, and every the below of looped netowrk power supply unit with fix the inside switching subassembly electric connection of metal casing, install comb line subassembly, its characterized in that on the preceding terminal surface of switching subassembly with one heart: the comb wire assembly is rotatably connected with the switching assembly, and the connection part has damping performance so as to realize stable torsion of the switching assembly relative to the comb wire assembly in an anticlockwise direction within an angle range; the adapter assembly comprises a receiving disc body and adapters, wherein a plurality of adapters are circumferentially arranged on the front end face of the receiving disc body, and the adapters are connected in parallel; used for connecting a plurality of lines;
the comb line assembly comprises a rotating disc, a rotating handle and comb line supports, a plurality of comb line supports are arranged on the circumference of the side face of the rotating disc, and the number and the positions of the comb line supports are matched with those of the adapters; a rotating handle is fixedly arranged in the middle of the front end face of the rotating disc; the comb wire support comprises clamping plates, fixing rods, telescopic rods and jacking devices, the clamping plates are respectively installed on the fixing rods in a bilaterally symmetrical and rotating mode through torsion springs, the telescopic rods are installed in the middle of the upper ends of the fixing rods, and the jacking devices are arranged at the tail ends of telescopic shafts of the telescopic rods; one sides of the top ends of the two clamping plates, which are close to each other, are of inclined surface structures, and one sides of the two clamping plates, which are close to the opposite clamping plate, are lower ends;
the adapter comprises an insulating shell, a switching knob, limiting supports and wiring assemblies, wherein the switching knob is rotatably mounted at the top end of the insulating shell, three limiting supports are distributed on the lower end face of the insulating shell in an arc shape close to one side of the front end, the wiring assemblies rotatably mounted on the top wall of the insulating shell are arranged above each limiting support, a driven gear is mounted at the upper end of each wiring assembly, and the wiring assemblies are driven to rotate through a driving gear in the middle of the lower end of the switching knob; three wiring holes are formed in the front end face of the insulating shell, and the positions of the three wiring holes are matched with the positions of the three wiring assemblies; the insulating shell) is provided with a baffle plate at the left end for limiting a transfer knob);
the wiring assembly comprises a transmission rod, a protective casing and a metal rod, wherein the upper end of the protective casing is rotatably sleeved outside the transmission rod through a bearing, one end of the right side of the metal rod, which extends into the protective casing, is rotatably installed on the inner wall of the right side of the protective casing, and the metal rod and the lower end of the transmission rod are in meshing transmission through a bevel gear; a clockwork spring is arranged between the transmission rod and the protective casing; the maximum transverse length of the metal rod is greater than that of the insulating rod, and a pressing assembly is mounted above the metal rod; the cross section of the corresponding part of the metal rod and the pressing assembly is of an isosceles trapezoid structure, and the height of the left side is greater than that of the right side.
Further, preferably, the limiting support comprises a conductive column, a guide rod and an insulating rod, the guide rod is fixedly mounted at the top end of the conductive column, and the insulating rod is fixedly connected with the left end of the guide rod;
one end of the guide rod, which is far away from the conductive column, extends to form equal-height extension parts along the vertical direction;
a metal clamping piece is arranged at the tail end of the extending part of the guide rod;
the outer parts of the guide rod and the conductive post are wrapped with insulating layers.
Further, as preferred, the compressing assembly comprises a pressure-bearing hanger plate and a pressure plate, the lower end surface of the pressure-bearing hanger plate is elastically connected with the pressure plate through a plurality of springs I, and the pressure plate is of a structure with a high left side and a low right side.
Further, preferably, the jacking device comprises a cushioning supporting plate and a supporting plate, the middle of the lower end of the cushioning supporting plate is rotatably arranged in the middle of the supporting plate, and the left side and the right side of the cushioning supporting plate are elastically connected with the supporting plate through a plurality of springs II; the cross section of the cushioning supporting plate is of an arc-shaped structure.
Compared with the prior art, the invention has the beneficial effects that:
1. in the adapter, the metal rods in the plurality of wiring assemblies are rotated to positions corresponding to the wiring holes by twisting the switching knob, one end of the cable, with the insulating layer stripped off, of the cable extends between the metal rods and the jacking device and slides to one side close to the protective casing shell, so that the connecting section of the cable is clamped tightly, then the switching knob is loosened, the cable is respectively wound on the corresponding metal rods, and the metal rods are contacted with the metal clamping pieces on the guide rods for electrifying, so that the operation is simple and convenient, and the integrity of cable joints is greatly ensured;
2. in the switching assembly, a plurality of adapters are arranged on the circumference of the rotating disc, so that a plurality of cables can be connected externally at the same time, and different power utilization wiring requirements are met; meanwhile, when a certain adapter is damaged, the adapter can be normally used only by replacing a corresponding cable onto other idle adapters, and the damaged adapter can be selectively overhauled, so that economic loss of enterprises and factories due to long-term intermittent electricity is prevented;
3. the device is provided with the wire combing assemblies, wherein the wire combing assemblies correspond to the adapters respectively, and can comb and clamp cables connected with each adapter, so that the phenomenon that the wires are wound and stacked due to excessive wires to influence the heat dissipation of the wires is prevented; meanwhile, the jacking device in the comb wire assembly can buffer the cable, so that the phenomenon that the connection part is twisted and pulled due to external acting force to cause poor contact and even open circuit of the line is avoided, and the use stability and safety are improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view showing the rotation of the yarn combing assembly according to the present invention;
figure 3 is a schematic structural view of a single adapter of the present invention;
FIG. 4 is a schematic structural view of a spacing bracket according to the present invention;
FIG. 5 is a schematic view of the construction of the hold-down assembly of the present invention;
FIG. 6 is a schematic view of the structure of the comb wire support of the present invention;
FIG. 7 is a schematic view of the pressing device according to the present invention;
in the figure: 1. a metal housing; 2. a switching component; 3. a wire combing component; 4. a jacking device; 5. a limiting bracket; 6. a wiring assembly; 21. receiving the tray body; 22. an adapter; 31. rotating the disc; 32. rotating the handle; 33. a comb wire support; 41. a cushioning support plate; 42. a support plate; 51. a conductive post; 52. a guide bar; 53. an insulating rod; 54. a metal clip; 61. a transmission rod; 62. a protective cover shell; 63. a clockwork spring; 64. a metal rod; 65. a compression assembly; 221. an insulating housing; 222. a transfer knob; 331. a splint; 332. fixing the rod; 333. a telescopic rod; 651. a pressure-bearing hanger plate; 652. and (7) pressing a plate.
Detailed Description
Referring to fig. 1, in an embodiment of the present invention, a high voltage alternating current metal closed loop network switching device includes a metal casing 1, a switching assembly 2, and a comb line assembly 3, wherein a driving wheel and a fixing support leg are installed at a bottom of the metal casing 1, so as to realize movement and stability of the metal casing 1; a plurality of spaced ring network power supply units are arranged in the metal shell 1, the lower part of each ring network power supply unit is electrically connected with a switching component 2 fixed in the metal shell 1, a comb wire component 3 is concentrically arranged on the front end surface of the switching component 2, the comb wire component 3 is rotatably connected with the switching component 2, and the connection part has damping performance so as to realize that the switching component 2 stably twists in a range of 30 degrees along the anticlockwise direction relative to the comb wire component 3;
the adapter assembly 2 comprises a receiving disc body 21 and adapters 22, wherein a plurality of adapters 22 are circumferentially arranged on the front end face of the receiving disc body 21, and the adapters 22 are connected in parallel; used for externally connecting a plurality of lines.
Referring to fig. 3, in the embodiment, the adapter 22 includes an insulating housing 221, a switching knob 222, three limiting brackets 5 and wiring assemblies 6, the switching knob 222 is rotatably installed at the top end of the insulating housing 221, three limiting brackets 5 are distributed on one side of the lower end surface of the insulating housing 221 close to the front end in an arc shape, a wiring assembly 6 rotatably installed on the top wall of the insulating housing 221 is arranged above each limiting bracket 5, a driven gear is installed at the upper end of each wiring assembly 6, and is driven to rotate by a driving gear in the middle of the lower end of the switching knob 222, in this case, the switching knob 222 is twisted to drive the switching assembly 6 to rotate, so as to control the contact between the switching assembly 6 and the guide rod 52 in the limiting bracket 5, so as to achieve the effect of power-on and power-off, that is, in the process of externally connecting a cable, the entire ring network switch cabinet does not need to be powered off, and only the switching knob 222 is required to turn off the single adapter 22, the external cable is simpler and safer;
three wiring holes are formed in the front end face of the insulating shell 221, and the positions of the three wiring holes are matched with the positions of the three wiring assemblies 6;
the left end of the insulating housing 221 is provided with a baffle for limiting the adapting knob 222, that is, the adapting knob 222 can only be twisted clockwise, when the cable is clamped and the adapting knob 222 is loosened, the metal rod 64 rotates to wind the cable, and after the adapting knob 222 is contacted with the baffle, the redundant torsion in the spring 63 enables the protective sleeve 62 to drive the metal rod 64 to rotate reversely and reset, and contact with the guide rod 52 and be in a power-on state.
Referring to fig. 4, as a preferred embodiment, the limiting bracket 5 includes a conductive column 51, a guide rod 52 and an insulating rod 53, the guide rod 52 is fixedly installed at the top end of the conductive column 51, the insulating rod 53 is fixedly connected with the left end of the guide rod 52, wherein the insulating rod 53 limits the metal rod 64, that is, the metal rod 64 can only rotate 180 ° with the protective sleeve 62, after the metal rod 64 contacts the insulating rod 53, the metal rod 64 rotates with the continuous torsion of the adapting knob 222, after the cable is connected, the adapting knob 222 is released, under the action of the clockwork spring 63, the metal rod 64 first rotates in the opposite direction rapidly and resets to wind the cable on the metal rod 64, and simultaneously, revolves around the protective sleeve 62 to reset to complete the external cable and immediately stays in the power-on state, the automatic fixing and connection of the cable can be realized through the wiring assembly 6, the operation steps are greatly simplified, meanwhile, the damage of the traditional fastening bolt connection mode to the end part of the cable is reduced, and the power-on stability is improved;
one end of the guide rod 52, which is far away from the conductive post 51, extends to form an extension part with the same height along the vertical direction;
a metal clamping piece 54 is arranged at the tail end of the extending part of the guide rod 52, and the metal clamping piece 54 is used for being in contact with the metal rod 64 and is in a power-on state;
the insulating layers are wrapped outside the guide rod 52 and the conductive post 51, so that the direct contact between the worker wiring or construction and maintenance and the conductive post 51 and the guide rod 52 is prevented, safety accidents are prevented, and the safety is improved.
In this embodiment, the wiring assembly 6 includes a transmission rod 61, a protective sleeve 62 and a metal rod 64, the upper end of the protective sleeve 62 is rotatably sleeved outside the transmission rod 61 through a bearing, one end of the metal rod 64, which extends to the inside of the protective sleeve 62, is rotatably installed on the inner wall of the right side of the protective sleeve 62, and the lower ends of the metal rod 64 and the transmission rod 61 are in meshing transmission through a bevel gear;
a clockwork spring 63 is arranged between the transmission rod 61 and the protective sleeve 62, the clockwork spring 63 is used for transmitting the transmission rod 61 to the protective sleeve 62, and meanwhile, the transmission rod 61 and the protective sleeve 62 can rotate relatively and the metal rod 64 and the protective sleeve 62 reset, so that the automatic fixing and connection of the cable are realized, and the use is more convenient;
the maximum transverse length of the metal rod 64 is greater than that of the insulating rod 53, and a pressing assembly 65 is mounted above the metal rod 64 so as to limit the metal rod 64, so that the metal rod 64 can only rotate within 180 degrees;
the cross section of the metal rod 64 and the corresponding part of the pressing component 65 are in an isosceles trapezoid structure, and the height of the left side is greater than that of the right side.
Referring to fig. 5, in the embodiment, the pressing assembly 65 includes a pressure-bearing hanger plate 651 and a pressing plate 652, the lower end surface of the pressure-bearing hanger plate 651 is elastically connected to the pressing plate 652 through a plurality of springs, and the pressing plate 652 is of a structure with a high left and a low right, wherein the distance between the structure with the high left and the low right of the pressing plate 652 and the metal rod 64 which is obliquely arranged is gradually reduced from left to right, so that the pressing assembly 65 is continuously pressed when the tail end of the cable slides to the right end, and meanwhile, the left side of the metal rod 64 is higher, so that the cable is prevented from sliding to the left side, thereby improving the pressing effect on the cable.
Referring to fig. 2, in the present embodiment, the comb wire assembly 3 includes a rotating disc 31, a rotating handle 32 and a comb wire holder 33, a plurality of comb wire holders 33 are circumferentially disposed on a side surface of the rotating disc 31, and the number and the positions of the plurality of comb wire holders 33 are matched with the number and the positions of the adapters 22; a rotating handle 32 is fixedly arranged in the middle of the front end face of the rotating disc 31;
the plurality of wire combing supports 33 can comb and clamp the wires connected with each adapter 22, so that the wires are prevented from being wound and stacked due to excessive wires to influence the heat dissipation of the wires; meanwhile, the jacking device 4 in the comb wire assembly 3 can buffer the cable, so that the phenomenon that the connection part is twisted and pulled by external acting force to cause poor contact of the line or even open circuit is avoided, and the use stability and safety are improved.
Referring to fig. 6, as a preferred embodiment, the comb wire support 33 includes a clamping plate 331, a fixing rod 332, an expansion link 333 and a pressing device 4, the clamping plate 331 is rotatably installed on the fixing rod 332 through a torsion spring in a left-right symmetry manner, the expansion link 333 is installed in the middle of the upper end of the fixing rod 332, and the pressing device 4 is installed at the end of the expansion link 333;
two one side that the top of splint 331 is close to each other is the inclined plane structure, and, is close to the one side of offside splint 331 respectively and is the lower extreme, that is to say, only need press the cable and can accomplish the tight fixed of clamp to the cable, and the operation is more convenient.
Referring to fig. 7, in the embodiment, the jacking device 4 includes a cushioning supporting plate 41 and a supporting plate 42, the middle of the lower end of the cushioning supporting plate 41 is rotatably disposed in the middle of the supporting plate 42, and the left and right sides of the cushioning supporting plate 41 are elastically connected to the supporting plate 42 through a plurality of springs, so that the cushioning supporting plate 41 can be twisted left and right relative to the supporting plate 42, so as to effectively buffer the acting force generated outside the cable and ensure the connection stability;
the cross section of the buffering supporting plate 41 is of an arc-shaped structure, and the arc-shaped structure of the buffering supporting plate 41 is used for increasing the contact area with the cable and wrapping the cable, so that the insulating layer of the cable is prevented from being damaged.
Specifically, firstly, the comb wire assembly is rotated to the interval of the adapters by rotating the rotating handle, then, the switching knob at the top end of the single adapter is twisted, so that the metal rods in the multiple wiring assemblies are rotated to the positions corresponding to the wiring holes, one end of the cable, with the insulating layer stripped off, extends into the space between the metal rods and the jacking device and slides to one side close to the protective casing, so that the connecting section of the cable is clamped, the switching knob is loosened after the zero line, the live line and the ground line of the cable are sequentially clamped, the cable is respectively wound on the corresponding metal rods, the metal rods are contacted with the metal clamping pieces on the guide rod to be electrified, then, the cable is supported to one side far away from the rotating handle, the rotating handle is twisted to reset the comb wire assembly, and the cable is pressed between the two clamping plates of the comb wire support; in this process, it should be noted that when the cable is pressed into the comb wire support, a certain length of cable needs to be left between the comb wire support and the adapter so as to better buffer the external acting force.
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 equivalent substitutions or changes according to the technical solution and the inventive concept of the present invention should be covered by the scope of the present invention.
Claims (4)
1. A high-voltage alternating-current metal closed loop network switch device comprises a metal shell (1), a switching assembly (2) and a wire combing assembly (3), wherein a driving wheel and a fixed supporting leg are mounted at the bottom of the metal shell (1) so as to realize the movement and the stability of the metal shell (1); the inside of metal casing (1) is provided with the looped netowrk power supply unit of a plurality of spaced, and every the below of looped netowrk power supply unit with fix switching subassembly (2) electric connection inside metal casing (1), install comb line subassembly (3), its characterized in that on the preceding terminal surface of switching subassembly (2) with one heart: the comb wire assembly (3) is rotatably connected with the switching assembly (2), and the connection part has damping performance so as to realize that the switching assembly (2) can stably twist in a range of 30 degrees along the anticlockwise direction relative to the comb wire assembly (3); the adapter assembly (2) comprises a receiving disc body (21) and adapters (22), a plurality of adapters (22) are circumferentially arranged on the front end face of the receiving disc body (21), and the adapters (22) are connected in parallel; used for connecting a plurality of lines;
the wire combing assembly (3) comprises a rotating disc (31), a rotating handle (32) and wire combing supports (33), a plurality of wire combing supports (33) are arranged on the circumference of the side face of the rotating disc (31), and the number and the positions of the plurality of wire combing supports (33) are matched with the number and the positions of the adapters (22); a rotary handle (32) is fixedly arranged in the middle of the front end face of the rotating disc (31); the comb wire support (33) comprises clamping plates (331), fixing rods (332), telescopic rods (333) and jacking devices (4), the clamping plates (331) are respectively installed on the fixing rods (332) in a bilateral symmetry mode through torsion springs, the telescopic rods (333) are installed in the middle of the upper ends of the fixing rods (332), and the jacking devices (4) are arranged at the tail ends of telescopic shafts of the telescopic rods (333); the sides, close to each other, of the top ends of the two clamping plates (331) are of inclined surface structures, and the sides, close to the opposite clamping plates (331), of the two clamping plates are lower ends;
the adapter (22) comprises an insulating shell (221), a switching knob (222), three limiting supports (5) and wiring assemblies (6), wherein the switching knob (222) is rotatably mounted at the top end of the insulating shell (221), three limiting supports (5) are distributed on the lower end face of the insulating shell (221) close to one side of the front end in an arc manner, the wiring assemblies (6) rotatably mounted on the top wall of the insulating shell (221) are arranged above each limiting support (5), driven gears are mounted at the upper ends of the wiring assemblies (6), and the wiring assemblies are driven to rotate through driving gears in the middle of the lower end of the switching knob (222); three wiring holes are formed in the front end face of the insulating shell (221), and the positions of the three wiring holes are matched with the positions of the three wiring assemblies (6); the left end of the insulating shell (221) is provided with a baffle plate for limiting a transfer knob (222);
the wiring assembly (6) comprises a transmission rod (61), a protective casing (62) and a metal rod (64), the upper end of the protective casing (62) is rotatably sleeved outside the transmission rod (61) through a bearing, one end, extending to the interior of the protective casing (62), of the right side of the metal rod (64) is rotatably installed on the inner wall of the right side of the protective casing (62), and the lower ends of the metal rod (64) and the transmission rod (61) are in meshed transmission through bevel gears; a clockwork spring (63) is arranged between the transmission rod (61) and the protective sleeve (62); the maximum transverse length of the metal rod (64) is larger than that of the insulating rod (53), and a pressing assembly (65) is mounted above the metal rod (64); the cross section of the metal rod (64) and the corresponding part of the pressing component (65) is of an isosceles trapezoid structure, and the height of the left side is greater than that of the right side.
2. The high voltage alternating current metal closed loop network switchgear of claim 1, wherein: the limiting support (5) comprises a conductive column (51), a guide rod (52) and an insulating rod (53), the guide rod (52) is fixedly installed at the top end of the conductive column (51), and the insulating rod (53) is fixedly connected with the left end of the guide rod (52);
one end of the guide rod (52) far away from the conductive column (51) extends to form an equal-height extending part along the vertical direction;
a metal clamping piece (54) is arranged at the tail end of the extending part of the guide rod (52);
the outer parts of the guide rod (52) and the conductive column (51) are wrapped by insulating layers.
3. The high voltage alternating current metal closed loop network switchgear of claim 1, wherein: the pressing assembly (65) comprises a pressure bearing hanging plate (651) and a pressing plate (652), the lower end face of the pressure bearing hanging plate (651) is elastically connected with the pressing plate (652) through a plurality of springs, and the pressing plate (652) is of a structure with a high left and a low right.
4. The high voltage alternating current metal closed loop network switchgear of claim 1, wherein: the jacking device (4) comprises a cushioning supporting plate (41) and a supporting plate (42), the middle of the lower end of the cushioning supporting plate (41) is rotatably arranged in the middle of the supporting plate (42), and the left side and the right side of the cushioning supporting plate (41) are elastically connected with the supporting plate (42) through a plurality of springs II;
the cross section of the shock absorption supporting plate (41) is of an arc-shaped structure.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110332507.7A CN112928648B (en) | 2021-03-29 | 2021-03-29 | High-voltage alternating-current metal closed ring network switch equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110332507.7A CN112928648B (en) | 2021-03-29 | 2021-03-29 | High-voltage alternating-current metal closed ring network switch equipment |
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| CN112928648A CN112928648A (en) | 2021-06-08 |
| CN112928648B true CN112928648B (en) | 2022-09-27 |
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| DE102008022858A1 (en) * | 2007-06-25 | 2009-01-08 | Icotek Project Gmbh & Co. Kg | Conducting cables holding device for switching cabinet, has longitudinal rails with extensions lying parallel to each other for holding grips, which are attached to shielded clamps so that cables are clamped in clamps and fixed into grips |
| JP2013157209A (en) * | 2012-01-30 | 2013-08-15 | Niles Co Ltd | Rotary connector device |
| CN203218648U (en) * | 2013-03-25 | 2013-09-25 | 江苏永邦实业有限公司 | A novel disc-type multi-head coaxial connector |
| CN211907820U (en) * | 2020-06-02 | 2020-11-10 | 王鹏宇 | Novel emergency power supply's quick access device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE60237410D1 (en) * | 2001-02-21 | 2010-10-07 | Alps Electric Co Ltd | Rotary connector with multiple flexible cables |
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2021
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201017520Y (en) * | 2007-03-21 | 2008-02-06 | 固高科技(深圳)有限公司 | Rotating gas-electric accessing structure of aggregate machinery for teaching |
| DE102008022858A1 (en) * | 2007-06-25 | 2009-01-08 | Icotek Project Gmbh & Co. Kg | Conducting cables holding device for switching cabinet, has longitudinal rails with extensions lying parallel to each other for holding grips, which are attached to shielded clamps so that cables are clamped in clamps and fixed into grips |
| JP2013157209A (en) * | 2012-01-30 | 2013-08-15 | Niles Co Ltd | Rotary connector device |
| CN203218648U (en) * | 2013-03-25 | 2013-09-25 | 江苏永邦实业有限公司 | A novel disc-type multi-head coaxial connector |
| CN211907820U (en) * | 2020-06-02 | 2020-11-10 | 王鹏宇 | Novel emergency power supply's quick access device |
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| CN112928648A (en) | 2021-06-08 |
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Denomination of invention: A high-voltage AC metal enclosed ring network switchgear Effective date of registration: 20230508 Granted publication date: 20220927 Pledgee: Industrial and Commercial Bank of China Limited Tumote Left Banner Branch Pledgor: ZNINT ELECTRIC SHARE HOLDING Co.,Ltd. Registration number: Y2023150000069 |