CN105976985A - Outdoor substation equipment for power system - Google Patents

Outdoor substation equipment for power system Download PDF

Info

Publication number
CN105976985A
CN105976985A CN201610304589.3A CN201610304589A CN105976985A CN 105976985 A CN105976985 A CN 105976985A CN 201610304589 A CN201610304589 A CN 201610304589A CN 105976985 A CN105976985 A CN 105976985A
Authority
CN
China
Prior art keywords
transformer
sleeve
low
voltage
oil
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610304589.3A
Other languages
Chinese (zh)
Inventor
邢志平
张新强
马建华
刘超
苏桂峰
雷国峰
王仁飞
张长斌
李鹏
蒋仲俊
张蓝方
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sishui County Power Supply Company State Grid Shandong Electric Power Co
State Grid Corp of China SGCC
Original Assignee
Sishui County Power Supply Company State Grid Shandong Electric Power Co
State Grid Corp of China SGCC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sishui County Power Supply Company State Grid Shandong Electric Power Co, State Grid Corp of China SGCC filed Critical Sishui County Power Supply Company State Grid Shandong Electric Power Co
Priority to CN201610304589.3A priority Critical patent/CN105976985A/en
Publication of CN105976985A publication Critical patent/CN105976985A/en
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/40Structural association with built-in electric component, e.g. fuse
    • H01F27/402Association of measuring or protective means
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/02Casings
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/06Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/08Cooling; Ventilating
    • H01F27/10Liquid cooling
    • H01F27/12Oil cooling
    • H01F27/14Expansion chambers; Oil conservators; Gas cushions; Arrangements for purifying, drying, or filling
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/28Coils; Windings; Conductive connections
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/28Coils; Windings; Conductive connections
    • H01F27/2876Cooling
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/28Coils; Windings; Conductive connections
    • H01F27/32Insulating of coils, windings, or parts thereof
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/40Structural association with built-in electric component, e.g. fuse
    • H01F27/402Association of measuring or protective means
    • H01F2027/404Protective devices specially adapted for fluid filled transformers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Housings And Mounting Of Transformers (AREA)

Abstract

The invention relates to outdoor substation equipment for a power system. The outdoor substation equipment for the power system comprises a transformer, an oil conservator and a transformer protection bracket, wherein the transformer comprises a transformer tank body, a transformer tank cover, an iron core and a coil winding; the coil winding coats and wraps the iron core; the iron core and the coil winding are arranged in the transformer tank body; the transformer tank body is filled with transformer oil; a transformer base is fixedly arranged at the bottom part of the transformer tank body; the transformer tank cover is fastened to the transformer tank body through fixed bolts; a protection mechanism is arranged between the transformer tank cover and the transformer tank body; a sealing rubber pad is arranged between the transformer tank body and the transformer tank cover; a high-voltage line outlet structure and a low-voltage line outlet structure are arranged on the transformer tank cover; a cooling sleeve is arranged on the transformer tank body; a high-voltage outgoing line of the transformer is connected with a high-voltage lead through a high-voltage wiring structure; and a low-voltage outgoing line of the transformer is connected with a low-voltage lead through a low-voltage wiring structure.

Description

The outer converting equipment of a kind of power system customer
Technical field
The invention belongs to technical field of power systems, relate to a kind of power system device, especially a kind of outer converting equipment of power system customer.
Background technology
Transformator, as the important component part in power transmission and distribution system, has vital effect in whole electrical network transportation art.
For meeting user's request, transformator typically requires and is arranged at open air, is placed in open-air atmosphere.It is in the transformator of open air for a long time, the situation of transformer oil seepage easily occurs, be in for a long time under being exposed to the sun of burning sun simultaneously, easily cause the damage to transformator, additionally, outdoor transformer exists stolen risk.In place of this is the deficiencies in the prior art.
Therefore, for drawbacks described above present in prior art, it is provided that the outer converting equipment of a kind of power system customer of design, to solve above-mentioned technical problem, it is necessary.
Summary of the invention
It is an object of the invention to, the defect existed for above-mentioned prior art, it is provided that the outer converting equipment of a kind of power system customer of design, to solve above-mentioned technical problem.
For achieving the above object, the present invention provides techniques below scheme:
The outer converting equipment of a kind of power system customer; including transformator, conservator and tranformer protection support; described transformator includes transformer-cabinet, transformer box cover, iron core and coil windings; described coil windings is wrapped up around being located on iron core; described iron core and coil windings may be contained within transformer tank body; it is filled with transformer oil in described transformer tank body, bottom described transformer-cabinet, is fixedly installed transformer base, it is characterised in that:
Described transformer box cover is fastened with transformer-cabinet by fixing bolt, is provided with protection mechanism, is provided with seal gasket between described transformer-cabinet and transformer box cover between described transformer box cover and transformer-cabinet,
It is provided with high-voltage terminal structure and low voltage tapping structure on described transformer tank lid, described transformer-cabinet is provided with heat radiation sleeve pipe,
Being connected by high-voltage connection structure between transformer high-voltage wire outlet with high-voltage connection, transformer low voltage outlet is connected by low pressure wiring construction with between low-voltage lead;
Described fixing bolt includes nut and screw rod, it is provided with screw thread on described screw rod, the bottom end face of described screw rod is provided with cross groove, also include the nut being embedded in transformer tank body, described screw rod and nut are threaded engagement, also including the prism being arranged in transformer tank body, described prism can stretch in the cross groove of screw rod bottom;
nullDescribed protection mechanism includes caging bolt and caging bolt set,Described caging bolt embeds in caging bolt set,Caging bolt is connected by threaded engagement with caging bolt set,It is provided with annular boss in described caging bolt set,Described annular boss is positioned at the lower section of caging bolt,Two pieces of conductive plates it are provided with on described annular boss,The centre of two pieces of conductive plates is provided with gap,The bottom of described caging bolt is fixedly connected with insulation gag lever post,Described insulation gag lever post is through the gap in two pieces of conductive plate centre positions,It is provided with circular conducting strip below described annular boss,The underrun spring of described circular conducting strip is fixed on the bottom of caging bolt set,The diameter of described circular conducting strip is less than the internal diameter of annular boss,On two pieces of conductive plates, there is a wire each connection,Article two, wired in series power supply、It is electrically connected after resistance and radio flow sensor;
nullDescribed high-voltage terminal structure includes the high-voltage terminal sleeve pipe being arranged on transformer tank lid,Described high-voltage terminal sleeve pipe includes bushing body,It is filled with transformer oil in described bushing Body Lumen,The top of described bushing body is provided with baffle plate,It is provided with through hole in the middle of described baffle plate,Described through-hole wall is embedded the waterproof cushion block of ring packing,Described bushing body lower part is provided with mounting flange,The bushing body being positioned at below mounting flange invades transformer tank body,And the bushing body periphery being positioned at below mounting flange is provided with waterproof grommet,Big hollow full skirt it is provided with on bushing body above mounting flange,Little hollow full skirt it is provided with between described big hollow full skirt,It is provided with hollow core full skirt between described big hollow full skirt and little hollow full skirt,Described big hollow full skirt、The outer surface of hollow core full skirt and little hollow full skirt all posts reflector layer,Described mounting flange connects horizontal fixed support plate,Described horizontal fixed support plate is fixed on transformer tank lid by vertical fixed support plate;
nullDescribed low voltage tapping structure includes the low-pressure line-outgoing sleeve pipe being arranged on transformer tank lid,Described low-pressure line-outgoing sleeve pipe includes low-tension bushing body,It is filled with transformer oil in described low-tension bushing Body Lumen,The top of described low-tension bushing body is provided with baffle plate,It is provided with through hole in the middle of described baffle plate,Described through-hole wall is embedded the waterproof cushion block of ring packing,Described low-tension bushing body lower part is provided with mounting flange,The low-tension bushing body being positioned at below mounting flange invades transformer tank body,And the low-tension bushing body periphery being positioned at below mounting flange is provided with waterproof grommet,It is provided with hollow full skirt on low-tension bushing body above mounting flange,The outer surface of described hollow full skirt posts reflector layer,Described mounting flange connects horizontal fixed support plate,Described horizontal fixed support plate is fixed on transformer tank lid by vertical fixed support plate;
Described heat radiation sleeve pipe includes trocar sheath, inner sleeve and the hollow interlayer between trocar sheath and inner sleeve, and described inner sleeve communicates with transformer-cabinet, is filled with coolant, the outer wall of described trocar sheath posts reflector layer in described hollow interlayer;
Described high-voltage connection structure includes high-voltage connection sleeve, through hole is offered on the barrel of described high-voltage connection sleeve, it is provided with screw thread on described through hole, also include the fastening bolt coordinated with high-voltage connection sleeve, described fastening bolt matches with the screw thread of setting on through hole, the end of described fastening bolt is provided with felt pad, is tightened together at position overlapped to transformer high-voltage wire outlet and high-voltage connection by fastening bolt;
Described low pressure wiring construction includes low pressure wiring sleeve, is provided with copper sleeve, is provided with ramp in described copper sleeve in described low pressure wiring sleeve, and transformer low voltage outlet is connected by described ramp with low-voltage lead, is filled with nikel powder in described copper sleeve;
nullDescribed conservator includes conservator housing,Described conservator housing includes conservator shell、Conservator inner bag and be positioned at void layer between the two,It is filled with coolant in described void layer,Oil-in and oil return opening is offered on described conservator,It is provided with in line check valve on described oil-in,It is provided with oil outlet one-way valve on described oil-out,Described oil-in is communicated in transformer tank body by oil inlet pipe,Described oil-out is communicated in transformer tank body by flowline,Described in line check valve be provided above filtration,It is additionally provided with oil pressure air bag in described conservator housing,It is provided with wireless pressure sensor in described oil pressure air bag,It is conical baffled that described filtration includes being arranged at outside in line check valve,Described conical baffled top has outlet,Described conical baffled it is outside equipped with conical filter net,It is positioned on the conservator housing between conical baffled and conical filter net and is provided with fuel outlet,At described fuel outlet, fuel outlet valve is installed,Described fuel outlet valve includes valve gap and spool,The end face of described valve gap is provided with special impression,Bottom described valve gap, the edge with fuel outlet is provided with annular groove,Sealing water proof ring it is embedded with in annular groove bottom described valve gap,Described sealing water proof ring can also embed in the annular groove at fuel outlet edge,Described oil inlet pipe and flowline have identical structure,All include outer tube、Inner tube and the intermediate course between outer tube and inner tube,It is filled with coolant in described intermediate course,The outer surface of described outer tube is coated with reflector layer,The outer surface of described conservator shell is coated with reflector layer;
It is provided with fixing hole on described transformer base, described fixing hole is combined with anti-theft bolt, it is additionally provided with burglarproof sleeve on described transformer base, described fixed hole position is in burglarproof sleeve, the top of described burglarproof sleeve is provided with socket cover, described socket cover is hinged with burglarproof sleeve, and described socket cover and burglarproof sleeve are provided with annular padlock lock nose;
Described tranformer protection support includes that two stulls, every stull are both secured on two columns, and described stull is fixed together with transformer base by anti-theft bolt, is additionally provided with elastic buffering pad between described transformer base and stull;
Described wireless pressure sensor and radio flow sensor are all connected with microcontroller by wireless receiving module, and described microcontroller is also associated with GPS positioning chip module, alarm, thread break detector and GPRS communication module;
Described seal gasket is made up of the raw material of following weight portion:
Epoxy resin 5-6 part, glass fibre 0.4-0.6 part, Kaolin 0.9-1.1 part, silica white 0.7-0.9 part, glass putty 0.5-0.7 part, Graphene 0.2-0.4 part, mica powder 0.6-0.8 part, bisphenol-A 0.7-0.9 part, polyamide 0.4-0.6 part, silicones 0.8-1 part, isocyanide resin 0.7-0.9 part, phenolic resin 0.8-1 part, expoxy propane phenyl ether 0.4-0.6 part.
Preferably, described seal gasket is made up of the raw material of following weight portion:
Epoxy resin 5 parts, glass fibre 0.4 part, Kaolin 0.9 part, silica white 0.7 part, glass putty 0.5 part, Graphene 0.2 part, mica powder 0.6 part, bisphenol-A 0.7 part, polyamide 0.4 part, silicones 0.8 part, isocyanide resin 0.7 part, 0.8 part of phenolic resin, expoxy propane phenyl ether 0.4 part.
Preferably, described seal gasket is made up of the raw material of following weight portion:
Epoxy resin 5.5 parts, glass fibre 0.5 part, Kaolin 1 part, silica white 0.8 part, glass putty 0.6 part, Graphene 0.3 part, mica powder 0.7 part, bisphenol-A 0.8 part, polyamide 0.5 part, silicones 0.9 part, isocyanide resin 0.8 part, 0.9 part of phenolic resin, expoxy propane phenyl ether 0.5 part.
Preferably, described seal gasket is made up of the raw material of following weight portion:
Epoxy resin 6 parts, glass fibre 0.6 part, Kaolin 1.1 parts, silica white 0.9 part, glass putty 0.7 part, Graphene 0.4 part, mica powder 0.8 part, bisphenol-A 0.9 part, polyamide 0.6 part, silicones 1 part, isocyanide resin 0.9 part, 1 part of phenolic resin, expoxy propane phenyl ether 0.6 part.
The beneficial effects of the present invention is, by fixing bolt fastening transformer box cover and transformer-cabinet, time in the screw rod screw-in transformer tank body of fixing bolt, prism embeds in the cross groove bottom screw rod, under the expansion effect of prism, by thicker bottom screw rod, thus strengthen the fixing intensity of transformer-cabinet and transformer box cover;
By the protection mechanism arranged between transformer box cover and transformer-cabinet, it is capable of the protection to transformator, when caging bolt normally gos deep in caging bolt set, insulation gag lever post compression circular conducting strip bottom caging bolt, circular conducting strip and two pieces of conductive plates are separated, circuit cannot form loop, do not produce alarm signal, when caging bolt illegal whiz caging bolt overlaps, circular conducting strip rising contacts with two pieces of conductive plates under the action of the spring, circuit is made to form loop, current lead-through, radio flow sensor detects current signal, and the signal detected is sent to wireless receiving module, by this technical characteristic, realize circuit under normal condition and cannot form loop, and under stolen status, circuit forms loop, it is effectively improved the service life of each electric elements;
By the seal gasket arranged between transformer-cabinet and transformer box cover, the sealing effectiveness between transformer box cover and transformer-cabinet can be strengthened, epoxy resin in seal gasket raw material improves the permeability resistance of seal gasket, the toughness of glass fiber reinforcement seal gasket, Kaolin is effective adhesive property strengthening seal gasket with the combination of polyamide, the combination of silica white and silicones is effectively improved the heat resistance of seal gasket, glass putty improves the frictional behaviour of seal gasket, Graphene improves the hardness of seal gasket, the combination of bisphenol-A and isocyanide resin can reduce moisture to the permeability of seal gasket the water-resistance that increases seal gasket, the combination of phenolic resin and mica powder can improve the air-tightness of seal gasket, expoxy propane phenyl ether is used as diluent;
High-voltage terminal structure uses the technical characteristic of present patent application, the sealing property of whole high-voltage terminal structure can either be strengthened, and improve the fixed effect of high-voltage terminal structure, the heat radiation of whole high-voltage terminal structure can be strengthened by arranging three grades of different size of hollow full skirts, reflector layer is pasted by the outer surface at each full skirt, it can be avoided that the irradiation that sunlight is to high-voltage terminal structure, thus reduce the sunlight impact on high-voltage terminal structure;
Low voltage tapping structure uses the technical characteristic of present patent application, the sealing property of whole low voltage tapping structure can either be strengthened, and improve the fixed effect of low voltage tapping structure, the heat radiation of whole low voltage tapping structure can be strengthened by arranging hollow full skirt, reflector layer is pasted by the outer surface at full skirt, it can be avoided that the irradiation that sunlight is to low voltage tapping structure, thus reduce the sunlight impact on low voltage tapping structure;
Heat radiation sleeve pipe uses the structure in present patent application, it is possible to increase the radiating effect of heat radiation sleeve pipe, reduces the sunlight impact on heat radiation sleeve pipe by reflector layer simultaneously;
High-voltage terminal is fixed together by fastening bolt by high-voltage connection structure with high-voltage connection, improves both fixing intensity;
Transformer low voltage outlet is connected with low-voltage lead by low pressure wiring construction by ramp, and fills nikel powder in copper sleeve, to substantially ensure that the electrical connection of low-pressure line-outgoing and low-voltage lead;
nullConservator uses the structure in present patent application,It is able to detect that the change of oil pressure air bag internal gas pressure thus the change of transformer oil pressure in conservator effectively being detected,And send detection information to microcontroller in real time,To remind staff to note,By arranging filtration,The transformer oil entered in conservator can be filtered,When the transformer oil in conservator returns in transformer tank body through flowline,It has been the cleaning transformer oil after filtering,Filtering residue after filtering can be got rid of outside conservator by arranging fuel outlet valve,The valve gap end face of fuel outlet valve arranges special impression,The anti-theft effect of fuel outlet valve can be improved,Sealing water proof ring it is embedded in annular groove by the annular groove bottom valve gap and fuel outlet edge,Sealed waterproof effect can be strengthened,Oil inlet pipe uses the structure of present patent application with flowline,The temperature of transformer oil can be reduced further,Reflector layer can reduce the irradiation of sunlight;
By arranging burglarproof sleeve on the fixing hole of transformer base, and socket cover is set on burglarproof sleeve, socket cover and burglarproof sleeve are sealed by padlock, thus improve anti-theft effect, special extracting tool must be used to go deep in burglarproof sleeve simultaneously, anti-theft bolt could be dismantled;
The signal that wireless pressure sensor, radio flow sensor and thread break detector detect is processed by microcontroller, the force value detected when wireless pressure sensor exceeds preset value, then send warning message by GPRS communication module, and the positional information that GPS positioning chip module obtains is sent altogether;When radio flow sensor detects the signal of telecommunication, microprocessor controls alarm equipment alarm, and send alarm signal by GPRS communication module, and the positional information that GPS positioning chip module obtains is sent altogether;When thread break detector detects disconnection signal, microcontroller sends alarm signal by GPRS communication module, and is sent altogether by the positional information that GPS positioning chip module obtains;
Additionally, design principle of the present invention is reliable, simple in construction, there is application prospect widely.
As can be seen here, the present invention compared with prior art, has prominent substantive distinguishing features and improves significantly, and its beneficial effect implemented also is apparent from.
Accompanying drawing explanation
Fig. 1 is the structural representation of the outer converting equipment of a kind of power system customer that the present invention provides.
Fig. 2 is the structural representation fixing bolt in Fig. 1.
Fig. 3 is the top view fixing bolt in Fig. 2.
Fig. 4 is the structural representation of protection mechanism in Fig. 1.
Fig. 5 is the structural representation of Fig. 1 mesohigh outlet structure.
Fig. 6 is the structural representation of Fig. 1 mesolow outlet structure.
Fig. 7 is the structural representation of sleeve pipe of dispelling the heat in Fig. 1.
Fig. 8 is the structural representation of conservator in Fig. 1.
Fig. 9 is the structural representation of fuel outlet valve in Fig. 8.
Figure 10 is the structural representation of oil inlet pipe in Fig. 8.
Figure 11 is the structural representation of the outer converting equipment mesohigh wiring construction of a kind of power system customer that the present invention provides.
Figure 12 is the structural representation of the outer converting equipment mesolow wiring construction of a kind of power system customer that the present invention provides.
Figure 13 is the structural representation of tranformer protection support in the outer converting equipment of a kind of power system customer that the present invention provides.
Figure 14 is the control principle drawing of the outer converting equipment of a kind of power system customer that the present invention provides.
nullWherein,1-transformator,1.1-transformer-cabinet,1.2-transformer box cover,2-conservator,2.1-conservator housing,2.2-conservator shell,2.3-conservator inner bag,2.4-void layer,2.5-in line check valve,2.6-oil outlet one-way valve,2.7-oil inlet pipe,2.8-flowline,2.9-filtration,2.10-oil pressure air bag,2.11-wireless pressure sensor,2.9.1-it is conical baffled,2.9.2-conical filter net,2.12-fuel outlet valve,2.12.1-valve gap,2.12.2-spool,2.12.3-special impression,2.12.4-sealing water proof ring,2.781-outer tube,2.782-inner tube,2.783-intermediate course,3-tranformer protection support,3.1-stull,3.2-column,3.3-elastic buffering pad,4-transformer base,4.1-anti-theft bolt,4.2-burglarproof sleeve,4.3-socket cover,4.4-annular padlock lock nose,5-fixes bolt,5.1-nut,5.2-screw rod,5.3-cross groove,5.4-nut,5.5-prism,6-protection mechanism,6.1-caging bolt,6.2-caging bolt set,6.3-annular boss,6.4-conductive plate,6.5-insulate gag lever post,6.6-circular conducting strip,6.7-spring,6.8-wire,6.9-power supply,6.10-resistance,6.11-radio flow sensor,7-seal gasket,8-high-voltage terminal structure,8.1-high-voltage terminal sleeve pipe,8.2-bushing body,8.3-baffle plate,The waterproof cushion block of 8.4-ring packing,8.5-mounting flange,8.6-waterproof grommet,The big hollow full skirt of 8.7-,8.8-hollow core full skirt,The little hollow full skirt of 8.9-,8.10-laterally fixed support plate,8.11-vertical fixed support plate,9-low voltage tapping structure,9.1-low-pressure line-outgoing sleeve pipe,9.2-low-tension bushing body,The hollow full skirt of 9.3-,10-dispels the heat sleeve pipe,10.1-trocar sheath,10.2-inner sleeve,10.3-hollow interlayer,11-high-voltage connection structure,11.1-high-voltage connection sleeve,11.2-fastening bolt,11.3-felt pad,12-low pressure wiring construction,12.1-low pressure wiring sleeve,12.2-copper sleeve,12.3-ramp,13-reflector layer,14-wireless receiving module,15-microcontroller,16-GPS positioning chip module,17-alarm,18-GPRS communication module,19-thread break detector.
Detailed description of the invention
The present invention will be described in detail below in conjunction with the accompanying drawings and by specific embodiment, and following example are explanation of the invention, and the invention is not limited in implementation below.
Embodiment 1:
If Fig. 1 is to shown in 14; the outer converting equipment of a kind of power system customer that the present invention provides; including transformator 1, conservator 2 and tranformer protection support 3; described transformator 1 includes transformer-cabinet 1.1, transformer box cover 1.2, iron core 1.3 and coil windings 1.4; described coil windings 1.4 is wrapped up around being located on iron core 1.3; described iron core 1.3 and coil windings 1.4 may be contained within transformer-cabinet 1.1; it is filled with transformer oil in described transformer-cabinet 1.1; it is fixedly installed transformer base 4 bottom described transformer-cabinet 1.1
Described transformer box cover 1.2 is fastened with transformer-cabinet 1.1 by fixing bolt 5, is provided with protection mechanism 6, is provided with seal gasket 7 between described transformer-cabinet 1.1 and transformer box cover 1.2 between described transformer box cover 1.2 and transformer-cabinet 1.1,
It is provided with high-voltage terminal structure 8 and low voltage tapping structure 9 on described transformer box cover 1.2, described transformer-cabinet 1.1 is provided with heat radiation sleeve pipe 10,
Being connected by high-voltage connection structure 11 between transformer high-voltage wire outlet with high-voltage connection, transformer low voltage outlet is connected by low pressure wiring construction 12 with between low-voltage lead;
Described fixing bolt 5 includes nut 5.1 and screw rod 5.2, it is provided with screw thread on described screw rod 5.2, the bottom end face of described screw rod 5.2 is provided with cross groove 5.3, also include the nut 5.4 being embedded in transformer-cabinet 1.1, described screw rod 5.2 is threaded engagement with nut 5.4, also including the prism 5.5 being arranged in transformer-cabinet 1.1, described prism 5.5 can stretch in the cross groove 5.3 of screw rod 5.2 bottom;
nullDescribed protection mechanism 6 includes caging bolt 6.1 and caging bolt set 6.2,Described caging bolt 6.1 embeds in caging bolt set 6.2,Caging bolt 6.1 is connected by threaded engagement with caging bolt set 6.2,It is provided with annular boss 6.3 in described caging bolt set 6.2,Described annular boss 6.3 is positioned at the lower section of caging bolt 6.1,Two pieces of conductive plates 6.4 it are provided with on described annular boss 6.3,The centre of two pieces of conductive plates 6.4 is provided with gap,The bottom of described caging bolt 6.1 is fixedly connected with insulation gag lever post 6.5,Described insulation gag lever post 6.5 is through the gap in two pieces of conductive plate 6.4 centre positions,It is provided with circular conducting strip 6.6 below described annular boss 6.3,The underrun spring 6.7 of described circular conducting strip 6.6 is fixed on the bottom of caging bolt set 6.2,The diameter of described circular conducting strip 6.6 is less than the internal diameter of annular boss 6.3,On two pieces of conductive plates 6.4, there is a wire 6.8 each connection,Article two, wired in series power supply 6.9、It is electrically connected after resistance 6.10 and radio flow sensor 6.11;
nullDescribed high-voltage terminal structure 8 includes the high-voltage terminal sleeve pipe 8.1 being arranged on transformer box cover 1.2,Described high-voltage terminal sleeve pipe 8.1 includes bushing body 8.2,It is filled with transformer oil in described bushing Body Lumen,The top of described bushing body 8.2 is provided with baffle plate 8.3,It is provided with through hole in the middle of described baffle plate 8.3,Described through-hole wall is embedded the waterproof cushion block of ring packing 8.4,Described bushing body 8.2 bottom is provided with mounting flange 8.5,The bushing body 8.2 being positioned at mounting flange less than 8.5 invades transformer-cabinet 1.1,And bushing body 8.2 periphery being positioned at mounting flange less than 8.5 is provided with waterproof grommet 8.6,Big hollow full skirt 8.7 it is provided with on bushing body 8.2 above mounting flange 8.5,It is provided with little hollow full skirt 8.9 between described big hollow full skirt 8.7,It is provided with hollow core full skirt 8.8 between described big hollow full skirt 8.7 and little hollow full skirt 8.9,Described big hollow full skirt 8.7、The outer surface of hollow core full skirt 8.8 and little hollow full skirt 8.9 all posts reflector layer 13,Described mounting flange 8.5 connects horizontal fixed support plate 8.10,Described horizontal fixed support plate 8.10 is fixed on transformer box cover 1.2 by vertical fixed support plate 8.11;
nullDescribed low voltage tapping structure 9 includes the low-pressure line-outgoing sleeve pipe 9.1 being arranged on transformer box cover 1.2,Described low-pressure line-outgoing sleeve pipe 9.1 includes low-tension bushing body 9.2,It is filled with transformer oil in described low-tension bushing Body Lumen,The top of described low-tension bushing body is provided with baffle plate,It is provided with through hole in the middle of described baffle plate,Described through-hole wall is embedded the waterproof cushion block of ring packing,Described low-tension bushing body lower part is provided with mounting flange,The low-tension bushing body being positioned at below mounting flange invades transformer tank body,And the low-tension bushing body periphery being positioned at below mounting flange is provided with waterproof grommet,It is provided with hollow full skirt on low-tension bushing body above mounting flange,The outer surface of described hollow full skirt posts reflector layer,Described mounting flange connects horizontal fixed support plate,Described horizontal fixed support plate is fixed on transformer tank lid by vertical fixed support plate;
Described heat radiation sleeve pipe 10 includes trocar sheath 10.1, inner sleeve 10.2 and the hollow interlayer between trocar sheath 10.1 and inner sleeve 10.2 10.3, described inner sleeve 10.1 communicates with transformer-cabinet 1.1, described hollow interlayer 10.3 is filled with coolant, the outer wall of described trocar sheath 10.1 posts reflector layer 13;
Described high-voltage connection structure 11 includes high-voltage connection sleeve 11.1, through hole is offered on the barrel of described high-voltage connection sleeve 11.1, it is provided with screw thread on described through hole, also include the fastening bolt 11.2 coordinated with high-voltage connection sleeve 11.1, described fastening bolt 11.2 matches with the screw thread of setting on through hole, the end of described fastening bolt 11.2 is provided with felt pad 11.3, is tightened together at position overlapped to transformer high-voltage wire outlet and high-voltage connection by fastening bolt 11.2;
Described low pressure wiring construction 12 includes low pressure wiring sleeve 12.1, it is provided with copper sleeve 12.2 in described low pressure wiring sleeve 12.1, it is provided with ramp 12.3 in described copper sleeve 12.2, transformer low voltage outlet is connected by described ramp 12.3 with low-voltage lead, is filled with nikel powder in described copper sleeve 12.2;
nullDescribed conservator 2 includes conservator housing 2.1,Described conservator housing 2.1 includes conservator shell 2.2、Conservator inner bag 2.3 and be positioned at void layer 2.4 between the two,It is filled with coolant in described void layer 2.4,Oil-in and oil return opening is offered on described conservator 2,In line check valve 2.5 it is provided with on described oil-in,Oil outlet one-way valve 2.6 it is provided with on described oil-out,Described oil-in is communicated in transformer tank body by oil inlet pipe 2.7,Described oil-out is communicated in transformer tank body by flowline 2.8,Described in line check valve 2.5 be provided above filtration 2.9,It is additionally provided with oil pressure air bag 2.10 in described conservator housing 2.1,It is provided with wireless pressure sensor 2.11 in described oil pressure air bag 2.10,Described filtration 2.9 includes the conical baffled 2.9.1 being arranged at outside in line check valve 2.5,The top of described conical baffled 2.9.1 has outlet,Described conical baffled 2.9.1 is outside equipped with conical filter net 2.9.2,It is positioned on the conservator housing between conical baffled 2.9.1 and conical filter net 2.9.2 and is provided with fuel outlet,Fuel outlet valve 2.12 is installed at described fuel outlet,Described fuel outlet valve 2.12 includes valve gap 2.12.1 and spool 2.12.2,The end face of described valve gap 2.12.1 is provided with special impression 2.12.3,Bottom described valve gap 2.12.1, the edge with fuel outlet is provided with annular groove,Sealing water proof ring 2.12.4 it is embedded with in annular groove bottom described valve gap,Described sealing water proof ring 2.12.4 can also embed in the annular groove at fuel outlet edge,Described oil inlet pipe and flowline have identical structure,All include outer tube 2.781、Inner tube 2.782 and the intermediate course between outer tube 2.781 and inner tube 2.782 2.783,It is filled with coolant in described intermediate course 2.783,The outer surface of described outer tube is coated with reflector layer 13,The outer surface of described conservator shell is coated with reflector layer 13;
It is provided with fixing hole on described transformer base 4, described fixing hole is combined with anti-theft bolt 4.1, it is additionally provided with burglarproof sleeve 4.2 on described transformer base 4, described fixed hole position is in burglarproof sleeve 4.2, the top of described burglarproof sleeve 4.2 is provided with socket cover 4.3, described socket cover 4.3 is hinged with burglarproof sleeve 4.2, and described socket cover 4.3 and burglarproof sleeve 4.2 are provided with annular padlock lock nose 4.4;
Described tranformer protection support 3 includes two stulls 3.1; every stull 3.1 is both secured on two columns 3.2; described stull 3.1 is fixed together with transformer base 4 by anti-theft bolt 4.1, is additionally provided with elastic buffering pad 3.3 between described transformer base 4 and stull 3.1;
Described wireless pressure sensor 2.11 and radio flow sensor 6.11 are all connected with microcontroller 15 by wireless receiving module 14, and described microcontroller 15 is also associated with GPS positioning chip module 16, alarm 17, thread break detector 19 and GPRS communication module 18;
Described seal gasket is made up of the raw material of following weight portion:
Epoxy resin 5 parts, glass fibre 0.4 part, Kaolin 0.9 part, silica white 0.7 part, glass putty 0.5 part, Graphene 0.2 part, mica powder 0.6 part, bisphenol-A 0.7 part, polyamide 0.4 part, silicones 0.8 part, isocyanide resin 0.7 part, 0.8 part of phenolic resin, expoxy propane phenyl ether 0.4 part.
Embodiment 2:
The present embodiment is with the difference of embodiment 1, and described seal gasket is made up of the raw material of following weight portion:
Epoxy resin 5.5 parts, glass fibre 0.5 part, Kaolin 1 part, silica white 0.8 part, glass putty 0.6 part, Graphene 0.3 part, mica powder 0.7 part, bisphenol-A 0.8 part, polyamide 0.5 part, silicones 0.9 part, isocyanide resin 0.8 part, 0.9 part of phenolic resin, expoxy propane phenyl ether 0.5 part.
Embodiment 3:
The present embodiment is with the difference of embodiment 1, and described seal gasket is made up of the raw material of following weight portion:
Epoxy resin 6 parts, glass fibre 0.6 part, Kaolin 1.1 parts, silica white 0.9 part, glass putty 0.7 part, Graphene 0.4 part, mica powder 0.8 part, bisphenol-A 0.9 part, polyamide 0.6 part, silicones 1 part, isocyanide resin 0.9 part, 1 part of phenolic resin, expoxy propane phenyl ether 0.6 part.
Only the preferred embodiment of the present invention disclosed above; but the present invention is not limited to this; what any those skilled in the art can think does not has creative change, and the some improvements and modifications made without departing from the principles of the present invention, all should be within the scope of the present invention.

Claims (4)

1. the outer converting equipment of power system customer; including transformator, conservator and tranformer protection support; described transformator includes transformer-cabinet, transformer box cover, iron core and coil windings; described coil windings is wrapped up around being located on iron core; described iron core and coil windings may be contained within transformer tank body; it is filled with transformer oil in described transformer tank body, bottom described transformer-cabinet, is fixedly installed transformer base, it is characterised in that:
Described transformer box cover is fastened with transformer-cabinet by fixing bolt, is provided with protection mechanism, is provided with seal gasket between described transformer-cabinet and transformer box cover between described transformer box cover and transformer-cabinet,
It is provided with high-voltage terminal structure and low voltage tapping structure on described transformer tank lid, described transformer-cabinet is provided with heat radiation sleeve pipe,
Being connected by high-voltage connection structure between transformer high-voltage wire outlet with high-voltage connection, transformer low voltage outlet is connected by low pressure wiring construction with between low-voltage lead;
Described fixing bolt includes nut and screw rod, it is provided with screw thread on described screw rod, the bottom end face of described screw rod is provided with cross groove, also include the nut being embedded in transformer tank body, described screw rod and nut are threaded engagement, also including the prism being arranged in transformer tank body, described prism can stretch in the cross groove of screw rod bottom;
nullDescribed protection mechanism includes caging bolt and caging bolt set,Described caging bolt embeds in caging bolt set,Caging bolt is connected by threaded engagement with caging bolt set,It is provided with annular boss in described caging bolt set,Described annular boss is positioned at the lower section of caging bolt,Two pieces of conductive plates it are provided with on described annular boss,The centre of two pieces of conductive plates is provided with gap,The bottom of described caging bolt is fixedly connected with insulation gag lever post,Described insulation gag lever post is through the gap in two pieces of conductive plate centre positions,It is provided with circular conducting strip below described annular boss,The underrun spring of described circular conducting strip is fixed on the bottom of caging bolt set,The diameter of described circular conducting strip is less than the internal diameter of annular boss,On two pieces of conductive plates, there is a wire each connection,Article two, wired in series power supply、It is electrically connected after resistance and radio flow sensor;
nullDescribed high-voltage terminal structure includes the high-voltage terminal sleeve pipe being arranged on transformer tank lid,Described high-voltage terminal sleeve pipe includes bushing body,It is filled with transformer oil in described bushing Body Lumen,The top of described bushing body is provided with baffle plate,It is provided with through hole in the middle of described baffle plate,Described through-hole wall is embedded the waterproof cushion block of ring packing,Described bushing body lower part is provided with mounting flange,The bushing body being positioned at below mounting flange invades transformer tank body,And the bushing body periphery being positioned at below mounting flange is provided with waterproof grommet,Big hollow full skirt it is provided with on bushing body above mounting flange,Little hollow full skirt it is provided with between described big hollow full skirt,It is provided with hollow core full skirt between described big hollow full skirt and little hollow full skirt,Described big hollow full skirt、The outer surface of hollow core full skirt and little hollow full skirt all posts reflector layer,Described mounting flange connects horizontal fixed support plate,Described horizontal fixed support plate is fixed on transformer tank lid by vertical fixed support plate;
nullDescribed low voltage tapping structure includes the low-pressure line-outgoing sleeve pipe being arranged on transformer tank lid,Described low-pressure line-outgoing sleeve pipe includes low-tension bushing body,It is filled with transformer oil in described low-tension bushing Body Lumen,The top of described low-tension bushing body is provided with baffle plate,It is provided with through hole in the middle of described baffle plate,Described through-hole wall is embedded the waterproof cushion block of ring packing,Described low-tension bushing body lower part is provided with mounting flange,The low-tension bushing body being positioned at below mounting flange invades transformer tank body,And the low-tension bushing body periphery being positioned at below mounting flange is provided with waterproof grommet,It is provided with hollow full skirt on low-tension bushing body above mounting flange,The outer surface of described hollow full skirt posts reflector layer,Described mounting flange connects horizontal fixed support plate,Described horizontal fixed support plate is fixed on transformer tank lid by vertical fixed support plate;
Described heat radiation sleeve pipe includes trocar sheath, inner sleeve and the hollow interlayer between trocar sheath and inner sleeve, and described inner sleeve communicates with transformer-cabinet, is filled with coolant, the outer wall of described trocar sheath posts reflector layer in described hollow interlayer;
Described high-voltage connection structure includes high-voltage connection sleeve, through hole is offered on the barrel of described high-voltage connection sleeve, it is provided with screw thread on described through hole, also include the fastening bolt coordinated with high-voltage connection sleeve, described fastening bolt matches with the screw thread of setting on through hole, the end of described fastening bolt is provided with felt pad, is tightened together at position overlapped to transformer high-voltage wire outlet and high-voltage connection by fastening bolt;
Described low pressure wiring construction includes low pressure wiring sleeve, is provided with copper sleeve, is provided with ramp in described copper sleeve in described low pressure wiring sleeve, and transformer low voltage outlet is connected by described ramp with low-voltage lead, is filled with nikel powder in described copper sleeve;
nullDescribed conservator includes conservator housing,Described conservator housing includes conservator shell、Conservator inner bag and be positioned at void layer between the two,It is filled with coolant in described void layer,Oil-in and oil return opening is offered on described conservator,It is provided with in line check valve on described oil-in,It is provided with oil outlet one-way valve on described oil-out,Described oil-in is communicated in transformer tank body by oil inlet pipe,Described oil-out is communicated in transformer tank body by flowline,Described in line check valve be provided above filtration,It is additionally provided with oil pressure air bag in described conservator housing,It is provided with wireless pressure sensor in described oil pressure air bag,It is conical baffled that described filtration includes being arranged at outside in line check valve,Described conical baffled top has outlet,Described conical baffled it is outside equipped with conical filter net,It is positioned on the conservator housing between conical baffled and conical filter net and is provided with fuel outlet,At described fuel outlet, fuel outlet valve is installed,Described fuel outlet valve includes valve gap and spool,The end face of described valve gap is provided with special impression,Bottom described valve gap, the edge with fuel outlet is provided with annular groove,Sealing water proof ring it is embedded with in annular groove bottom described valve gap,Described sealing water proof ring can also embed in the annular groove at fuel outlet edge,Described oil inlet pipe and flowline have identical structure,All include outer tube、Inner tube and the intermediate course between outer tube and inner tube,It is filled with coolant in described intermediate course,The outer surface of described outer tube is coated with reflector layer,The outer surface of described conservator shell is coated with reflector layer;
It is provided with fixing hole on described transformer base, described fixing hole is combined with anti-theft bolt, it is additionally provided with burglarproof sleeve on described transformer base, described fixed hole position is in burglarproof sleeve, the top of described burglarproof sleeve is provided with socket cover, described socket cover is hinged with burglarproof sleeve, and described socket cover and burglarproof sleeve are provided with annular padlock lock nose;
Described tranformer protection support includes that two stulls, every stull are both secured on two columns, and described stull is fixed together with transformer base by anti-theft bolt, is additionally provided with elastic buffering pad between described transformer base and stull;
Described wireless pressure sensor and radio flow sensor are all connected with microcontroller by wireless receiving module, and described microcontroller is also associated with GPS positioning chip module, alarm, thread break detector and GPRS communication module;
Described seal gasket is made up of the raw material of following weight portion:
Epoxy resin 5-6 part, glass fibre 0.4-0.6 part, Kaolin 0.9-1.1 part, silica white 0.7-0.9 part, glass putty 0.5-0.7 part, Graphene 0.2-0.4 part, mica powder 0.6-0.8 part, bisphenol-A 0.7-0.9 part, polyamide 0.4-0.6 part, silicones 0.8-1 part, isocyanide resin 0.7-0.9 part, phenolic resin 0.8-1 part, expoxy propane phenyl ether 0.4-0.6 part.
The outer converting equipment of a kind of power system customer the most according to claim 1, it is characterised in that: described seal gasket is made up of the raw material of following weight portion:
Epoxy resin 5 parts, glass fibre 0.4 part, Kaolin 0.9 part, silica white 0.7 part, glass putty 0.5 part, Graphene 0.2 part, mica powder 0.6 part, bisphenol-A 0.7 part, polyamide 0.4 part, silicones 0.8 part, isocyanide resin 0.7 part, 0.8 part of phenolic resin, expoxy propane phenyl ether 0.4 part.
The outer converting equipment of a kind of power system customer the most according to claim 1, it is characterised in that: described seal gasket is made up of the raw material of following weight portion:
Epoxy resin 5.5 parts, glass fibre 0.5 part, Kaolin 1 part, silica white 0.8 part, glass putty 0.6 part, Graphene 0.3 part, mica powder 0.7 part, bisphenol-A 0.8 part, polyamide 0.5 part, silicones 0.9 part, isocyanide resin 0.8 part, 0.9 part of phenolic resin, expoxy propane phenyl ether 0.5 part.
The outer converting equipment of a kind of power system customer the most according to claim 1, it is characterised in that: described seal gasket is made up of the raw material of following weight portion:
Epoxy resin 6 parts, glass fibre 0.6 part, Kaolin 1.1 parts, silica white 0.9 part, glass putty 0.7 part, Graphene 0.4 part, mica powder 0.8 part, bisphenol-A 0.9 part, polyamide 0.6 part, silicones 1 part, isocyanide resin 0.9 part, 1 part of phenolic resin, expoxy propane phenyl ether 0.6 part.
CN201610304589.3A 2016-05-10 2016-05-10 Outdoor substation equipment for power system Pending CN105976985A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610304589.3A CN105976985A (en) 2016-05-10 2016-05-10 Outdoor substation equipment for power system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610304589.3A CN105976985A (en) 2016-05-10 2016-05-10 Outdoor substation equipment for power system

Publications (1)

Publication Number Publication Date
CN105976985A true CN105976985A (en) 2016-09-28

Family

ID=56991493

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610304589.3A Pending CN105976985A (en) 2016-05-10 2016-05-10 Outdoor substation equipment for power system

Country Status (1)

Country Link
CN (1) CN105976985A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106410648A (en) * 2016-12-05 2017-02-15 国网山东省电力公司滨州供电公司 Buried substation for electric power system
CN106451173A (en) * 2016-12-05 2017-02-22 国网山东省电力公司滨州供电公司 Buried transformer substation with alarming function
CN106451172A (en) * 2016-12-05 2017-02-22 国网山东省电力公司滨州供电公司 Underground transformer substation for outdoor power supply system
CN106786087A (en) * 2016-12-05 2017-05-31 国网山东省电力公司滨州供电公司 A kind of buried substation
CN110676014A (en) * 2019-11-04 2020-01-10 国网江苏省电力有限公司徐州供电分公司 Three-port power electronic transformer based on modular structure
CN110793664A (en) * 2019-11-01 2020-02-14 山东电工电气集团有限公司 Installation and arrangement method of multi-parameter sensing transformer optical fiber sensor

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5932118A (en) * 1982-08-17 1984-02-21 Toshiba Corp Transformer
CN202034749U (en) * 2011-03-23 2011-11-09 上海永锦电力电器有限公司 High voltage crosslinking cable composite coat cable terminal
CN103280046A (en) * 2013-05-30 2013-09-04 成都荣耀科技有限公司 Protection structure between box body and box cover in power transformer
CN203966751U (en) * 2014-07-22 2014-11-26 浙江绿能电力科技有限公司 Novel oil-filled transformer
CN204270844U (en) * 2014-12-26 2015-04-15 广东汇茂电气股份有限公司 High security oil formula transformer with fusible core protective device
CN105047371A (en) * 2015-08-14 2015-11-11 重庆民生变压器有限责任公司 Inner guide duct transformer

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5932118A (en) * 1982-08-17 1984-02-21 Toshiba Corp Transformer
CN202034749U (en) * 2011-03-23 2011-11-09 上海永锦电力电器有限公司 High voltage crosslinking cable composite coat cable terminal
CN103280046A (en) * 2013-05-30 2013-09-04 成都荣耀科技有限公司 Protection structure between box body and box cover in power transformer
CN203966751U (en) * 2014-07-22 2014-11-26 浙江绿能电力科技有限公司 Novel oil-filled transformer
CN204270844U (en) * 2014-12-26 2015-04-15 广东汇茂电气股份有限公司 High security oil formula transformer with fusible core protective device
CN105047371A (en) * 2015-08-14 2015-11-11 重庆民生变压器有限责任公司 Inner guide duct transformer

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106410648A (en) * 2016-12-05 2017-02-15 国网山东省电力公司滨州供电公司 Buried substation for electric power system
CN106451173A (en) * 2016-12-05 2017-02-22 国网山东省电力公司滨州供电公司 Buried transformer substation with alarming function
CN106451172A (en) * 2016-12-05 2017-02-22 国网山东省电力公司滨州供电公司 Underground transformer substation for outdoor power supply system
CN106786087A (en) * 2016-12-05 2017-05-31 国网山东省电力公司滨州供电公司 A kind of buried substation
CN106410648B (en) * 2016-12-05 2017-12-19 国网山东省电力公司滨州供电公司 A kind of buried substation for power system
CN106451172B (en) * 2016-12-05 2018-03-16 国网山东省电力公司滨州供电公司 A kind of buried substation for outdoor electric power system
CN106451173B (en) * 2016-12-05 2018-03-16 国网山东省电力公司滨州供电公司 A kind of buried substation with warning function
CN110793664A (en) * 2019-11-01 2020-02-14 山东电工电气集团有限公司 Installation and arrangement method of multi-parameter sensing transformer optical fiber sensor
CN110676014A (en) * 2019-11-04 2020-01-10 国网江苏省电力有限公司徐州供电分公司 Three-port power electronic transformer based on modular structure

Similar Documents

Publication Publication Date Title
CN105976985A (en) Outdoor substation equipment for power system
CN105810395A (en) Special heat-insulating power equipment for outside
CN105810392A (en) Anti-theft transformer for power distribution system
CN204333425U (en) A kind of waterproof safety terminal box
CN105810393A (en) Protection device of outdoor transformer
CN106128710B (en) A kind of heat-insulated power equipment for being exclusively used in open air
CN103268847B (en) Fuse with sleeve structure and mounting method
CN202167332U (en) Underground transformer
CN102779634A (en) Fully-grounded lightning-proof, water-proof and dust-proof transformer
CN202736641U (en) Fully-grounded lightning-proof and water-proof and dust-proof transformer
CN105810394A (en) Special damp-proof transmission equipment for outside
CN101740210A (en) Amorphous alloy 20kV underground transformer
CN106229859A (en) A kind of protection device of outdoor transformer
CN203232792U (en) Three-phase iron-core isolated boosting transformer for ocean platform
CN204117822U (en) Outdoor voltage transformer terminal protective jacket
CN205226983U (en) UV curing lamp case
CN209169432U (en) A kind of cable outlet terminal
CN103943343B (en) Current transformer for ring main unit
CN209591737U (en) Three-dimensional wound core dry type transformer and its waterproof radiating structure
CN106128711A (en) A kind of Novel outdoor antitheft transformer
CN203396805U (en) Low voltage electricity stealing prevention special measurement box
CN205484429U (en) Ground connection connecting device of master iron core, folder
CN205122339U (en) Oil -immersed transformer absolute oil device
CN220775352U (en) Wire passing hole structure with good waterproof performance
CN204117832U (en) Ring main unit and gas-insulated cabinet straight-through current transformer

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
TA01 Transfer of patent application right
TA01 Transfer of patent application right

Effective date of registration: 20170508

Address after: 273299, Jining Province, Surabaya County, River Road, No. Guangming Road, No. 34

Applicant after: SISHUI COUNTY POWER SUPPLY COMPANY, STATE GRID SHANDONG ELECTRIC POWER COMPANY

Applicant after: State Grid Corporation of China

Address before: 100031 Beijing, Xicheng District, West Chang'an Avenue, No., No. 86

Applicant before: State Grid Corporation of China

Applicant before: SISHUI COUNTY POWER SUPPLY COMPANY, STATE GRID SHANDONG ELECTRIC POWER COMPANY