CN105976985A - Outdoor substation equipment for power system - Google Patents

Abstract

The invention relates to an outdoor power transformation equipment for a power system, which includes a transformer, an oil conservator and a transformer protection bracket. The transformer includes a transformer box, a transformer box cover, an iron core and a coil winding. On the core, the iron core and coil windings are all arranged in the transformer box, the transformer box is filled with transformer oil, the bottom of the transformer box is fixed with a transformer base, and the transformer box cover is connected to the transformer box by fixing bolts. The body is fastened, a protection mechanism is provided between the transformer box cover and the transformer box body, a sealing rubber pad is provided between the transformer box body and the transformer box cover, and a high-voltage outlet structure and a low-voltage outlet structure are provided on the transformer box cover. Outlet structure, the transformer box is provided with heat dissipation sleeves, the transformer high-voltage outlet and high-voltage lead are connected through a high-voltage wiring structure, and the transformer low-voltage outlet and low-voltage lead are connected through a low-voltage wiring structure.

Description

A kind of outdoor power transformation equipment for power system

technical field

The invention belongs to the technical field of power systems, and relates to power system equipment, in particular to outdoor power transformation equipment for power systems.

Background technique

As an important part of the power transmission and distribution system, transformers play a vital role in the entire power grid transmission field.

In order to meet the needs of users, the transformer usually needs to be installed outdoors and placed in an open-air environment. Transformers that are outdoors for a long time are prone to transformer oil leakage. At the same time, they are exposed to the sun for a long time, which is easy to cause damage to the transformer. In addition, outdoor transformers are at risk of being stolen. This is the weak point of prior art.

Therefore, aiming at the above-mentioned defects existing in the prior art, it is very necessary to provide and design an outdoor power transformation equipment for power system to solve the above-mentioned technical problems.

Contents of the invention

The object of the present invention is to provide and design an outdoor power transformation equipment for a power system to solve the above-mentioned technical problems.

To achieve the above object, the present invention provides the following technical solutions:

An outdoor power transformation equipment for a power system, including a transformer, an oil conservator, and a transformer protection bracket, the transformer includes a transformer box, a transformer box cover, an iron core, and a coil winding, and the coil winding is wrapped and wound on the iron core, Both the iron core and the coil winding are set in the transformer box, the transformer box is filled with transformer oil, and the bottom of the transformer box is fixed with a transformer base, which is characterized in that:

The transformer box cover is fastened to the transformer box body by fixing bolts, a protection mechanism is provided between the transformer box cover and the transformer box body, and a sealing rubber pad is provided between the transformer box body and the transformer box cover,

The transformer box cover is provided with a high-voltage outlet structure and a low-voltage outlet structure, and the transformer box is provided with a heat dissipation sleeve,

The transformer high-voltage outlet and high-voltage lead are connected through a high-voltage wiring structure, and the transformer low-voltage outlet and low-voltage lead are connected through a low-voltage wiring structure;

The fixing bolt includes a nut and a screw rod, the screw rod is provided with threads, the bottom end surface of the screw rod is provided with a cross-shaped groove, and also includes a nut embedded in the transformer box, the screw rod and the nut are The thread fit also includes a prism arranged in the transformer box, and the prism can extend into the cross-shaped groove at the bottom end of the screw;

The protection mechanism includes a limit bolt and a limit bolt sleeve, the limit bolt is embedded in the limit bolt sleeve, the limit bolt and the limit bolt sleeve are connected through thread fit, and an annular Boss, the annular boss is located below the limit bolt, two conductive plates are arranged on the annular boss, a gap is arranged in the middle of the two conductive plates, and the bottom of the limit bolt is fixedly connected with an insulating limiter. Position rod, the insulating limit rod passes through the gap between the two conductive plates, a circular conductive piece is arranged under the annular boss, and the bottom surface of the circular conductive piece is fixed to the limit bolt sleeve by a spring The bottom of the bottom, the diameter of the circular conductive sheet is smaller than the inner diameter of the annular boss, each of the two conductive plates is connected to a wire, and the two wires are electrically connected in series with the power supply, the resistor and the wireless current sensor;

The high-voltage outlet structure includes a high-voltage outlet bushing arranged on the transformer box cover. The high-voltage outlet bushing includes a high-voltage bushing body, and the cavity of the high-voltage bushing body is filled with transformer oil. The high-voltage bushing The top of the pipe body is provided with a baffle, and a through hole is provided in the middle of the baffle, and the inner wall of the through hole is embedded with a ring-shaped waterproof pad. The lower part of the high-voltage bushing body is provided with a fixed flange, which is located The following high-voltage bushing body intrudes into the transformer box, and the high-voltage bushing body below the fixed flange is provided with a waterproof sealing ring, and the high-voltage bushing body above the fixed flange is provided with a large hollow shed. A small hollow shed is set between the hollow sheds, a hollow shed is set between the large hollow shed and the small hollow shed, the large hollow shed, the hollow shed and the small hollow shed A reflective layer is pasted on the outer surface of each, and the fixed flange is connected with a horizontal fixed support plate, and the horizontal fixed support plate is fixed on the transformer box cover through the vertical fixed support plate;

The low-voltage outlet structure includes a low-voltage outlet bushing arranged on the transformer box cover. The low-voltage outlet bushing includes a low-voltage bushing body, and the cavity of the low-voltage bushing body is filled with transformer oil. The low-voltage bushing The top of the pipe body is provided with a baffle, and a through hole is provided in the middle of the baffle, and the inner wall of the through hole is embedded with a ring-shaped waterproof cushion block, and the lower part of the low-pressure casing body is provided with a fixed flange, which is located The following low-voltage bushing body intrudes into the transformer box, and a waterproof sealing ring is arranged on the periphery of the low-voltage bushing body below the fixed flange, and a hollow shed is arranged on the low-voltage bushing body above the fixed flange. The outer surface of the skirt is pasted with a reflective layer, and the fixed flange is connected with a horizontal fixed support plate, and the horizontal fixed support plate is fixed on the transformer box cover through the vertical fixed support plate;

The heat dissipation sleeve includes an outer sleeve, an inner sleeve, and a hollow interlayer between the outer sleeve and the inner sleeve, the inner sleeve communicates with the transformer box, and the hollow interlayer is filled with cooling liquid, A reflective layer is pasted on the outer wall of the outer sleeve;

The high-voltage wiring structure includes a high-voltage wiring sleeve, and a through hole is opened on the wall of the high-voltage wiring sleeve. The through hole is provided with threads, and also includes fastening bolts that cooperate with the high-voltage wiring sleeve. The fastening bolts described above are matched with the threads provided on the through holes, the ends of the fastening bolts are provided with insulating pads, and the overlapping parts of the transformer high-voltage outlet wires and high-voltage lead wires are fastened together through the fastening bolts;

The low-voltage wiring structure includes a low-voltage wiring sleeve, the low-voltage wiring sleeve is provided with a copper sleeve, and the copper sleeve is provided with a terminal clamp, and the terminal clamp connects the low-voltage outgoing line of the transformer with the low-voltage lead wire. The copper sleeve is filled with nickel powder;

The oil conservator includes an oil conservator shell, and the oil conservator shell includes an oil conservator shell, an oil conservator liner and an interstitial layer between the two, the interstitial layer is filled with cooling liquid, and the oil conservator is An oil inlet and an oil return port are provided, the oil inlet is provided with an oil inlet check valve, and the oil outlet is provided with an oil outlet check valve, and the oil inlet is connected to the transformer box through an oil inlet pipe. The oil outlet is connected to the transformer box through the oil outlet pipe, a filter structure is arranged above the oil inlet check valve, an oil pressure air bag is also arranged in the oil conservator shell, and a wireless air bag is arranged in the oil pressure air bag. The pressure sensor, the filter structure includes a conical baffle arranged outside the oil inlet check valve, an outlet is opened on the top of the conical baffle, and a conical filter is arranged outside the conical baffle, which is located on the cone An oil discharge port is arranged on the oil pillow housing between the shaped baffle plate and the conical filter net, and an oil discharge valve is installed at the oil discharge port, and the oil discharge valve includes a valve cover and a valve core. The top surface is provided with a special-shaped groove, the bottom of the valve cover and the edge of the oil discharge port are all provided with an annular groove, and a sealing waterproof ring is embedded in the annular groove at the bottom of the valve cover, and the sealing waterproof ring can also Embedded in the annular groove on the edge of the oil discharge port, the oil inlet pipe and the oil outlet pipe have the same structure, and both include an outer layer pipe, an inner layer pipe, and an intermediate interlayer between the outer layer pipe and the inner layer pipe. The interlayer is filled with coolant, the outer surface of the outer tube is coated with a reflective layer, and the outer surface of the oil conservator shell is coated with a reflective layer;

The transformer base is provided with a fixing hole, the fixing hole is matched with an anti-theft bolt, the transformer base is also provided with an anti-theft sleeve, the fixing hole is located in the anti-theft sleeve, and the top of the anti-theft sleeve is provided with The sleeve cover, the sleeve cover is hinged with the anti-theft sleeve, and the sleeve cover and the anti-theft sleeve are provided with ring-shaped padlock locking noses;

The transformer protection bracket includes two cross braces, each of which is fixed on two upright posts, and the cross braces are fixed with the transformer base through anti-theft bolts, and elastic cushion;

The wireless pressure sensor and the wireless current sensor are all connected with the microcontroller through the wireless receiving module, and the microcontroller is also connected with a GPS positioning chip module, an alarm, a disconnection detector and a GPRS communication module;

Described sealant gasket is made up of the raw material of following weight part:

5-6 parts of epoxy resin, 0.4-0.6 parts of glass fiber, 0.9-1.1 parts of kaolin, 0.7-0.9 parts of silica gel powder, 0.5-0.7 parts of tin powder, 0.2-0.4 parts of graphene, 0.6-0.8 parts of mica powder, double 0.7-0.9 parts of phenol A, 0.4-0.6 parts of polyamide resin, 0.8-1 part of silicone resin, 0.7-0.9 part of isocyanic resin, 0.8-1 part of phenolic resin, 0.4-0.6 part of propylene oxide phenyl ether.

Preferably, the sealing rubber pad is composed of the following raw materials in parts by weight:

5 parts of epoxy resin, 0.4 parts of glass fiber, 0.9 parts of kaolin, 0.7 parts of silica gel powder, 0.5 parts of tin powder, 0.2 parts of graphene, 0.6 parts of mica powder, 0.7 parts of bisphenol A, 0.4 parts of polyamide resin, 0.8 parts of silicone resin part, 0.7 part of isocyanic resin, 0.8 part of phenolic resin, and 0.4 part of propylene oxide phenyl ether.

Preferably, the sealing rubber pad is composed of the following raw materials in parts by weight:

5.5 parts of epoxy resin, 0.5 parts of glass fiber, 1 part of kaolin, 0.8 parts of silica gel powder, 0.6 parts of tin powder, 0.3 parts of graphene, 0.7 parts of mica powder, 0.8 parts of bisphenol A, 0.5 parts of polyamide resin, 0.9 parts of silicone resin part, 0.8 part of isocyanic resin, 0.9 part of phenolic resin, and 0.5 part of propylene oxide phenyl ether.

Preferably, the sealing rubber pad is composed of the following raw materials in parts by weight:

6 parts of epoxy resin, 0.6 parts of glass fiber, 1.1 parts of kaolin, 0.9 parts of silica gel powder, 0.7 parts of tin powder, 0.4 parts of graphene, 0.8 parts of mica powder, 0.9 parts of bisphenol A, 0.6 parts of polyamide resin, 1 part of silicone resin part, 0.9 part of isocyanic resin, 1 part of phenolic resin, and 0.6 part of propylene oxide phenyl ether.

The beneficial effects of the present invention are that the transformer box cover and the transformer box are fastened by the fixing bolts, and when the screws of the fixing bolts are screwed into the transformer box, the prisms are embedded in the cross-shaped grooves at the bottom of the screws, and under the expansion of the prisms, the The bottom of the screw becomes thicker, thereby enhancing the fixing strength of the transformer box and the transformer box cover;

The protection of the transformer can be achieved through the protection mechanism set between the transformer box cover and the transformer box body. When the limit bolt goes deep into the limit bolt sleeve normally, the insulating limit rod at the bottom of the limit bolt compresses the circular conductive sheet , so that the circular conductive sheet is separated from the two conductive plates, the circuit cannot form a loop, and no alarm signal is generated. When the limit bolt is illegally rotated away from the limit bolt sleeve, the circular conductive sheet rises and connects with the two conductive The board contacts, so that the circuit forms a loop, the current conducts, the wireless current sensor detects the current signal, and sends the detected signal to the wireless receiving module. Through this technical feature, the circuit cannot form a loop under normal conditions, and the stolen state Under the condition, the circuit forms a loop, effectively improving the service life of each electrical component;

The sealing effect between the transformer box cover and the transformer box can be enhanced through the sealing rubber pad provided between the transformer box body and the transformer box cover. The epoxy resin in the sealing rubber pad raw material improves the permeability resistance of the sealing rubber pad, and the glass fiber Enhance the toughness of the sealing rubber pad, the combination of kaolin and polyamide resin can effectively enhance the bonding performance of the sealing rubber pad, the combination of silica gel powder and silicone resin can effectively improve the heat resistance of the sealing rubber pad, and tin powder can improve the friction performance of the sealing rubber pad , Graphene improves the hardness of the sealant pad, the combination of bisphenol A and isocyanic resin can reduce the permeability of moisture to the sealant pad and increase the water resistance of the sealant pad, the combination of phenolic resin and mica powder can improve the sealant pad Air tightness, propylene oxide phenyl ether is used as diluent;

The high-voltage outlet structure adopts the technical features of this patent application, which can not only enhance the sealing performance of the entire high-voltage outlet structure, but also improve the fixing effect of the high-voltage outlet structure. By setting three levels of hollow sheds of different sizes, the heat dissipation of the entire high-voltage outlet structure can be enhanced. By affixing a reflective layer on the outer surface of each shed, it is possible to avoid sunlight from irradiating the high-voltage outlet structure, thereby reducing the impact of sunlight on the high-voltage outlet structure;

The low-voltage outgoing line structure adopts the technical features of this patent application, which can not only enhance the sealing performance of the entire low-voltage outgoing line structure, but also improve the fixing effect of the low-voltage outgoing line structure. The heat dissipation of the entire low-voltage outgoing line structure can be enhanced by setting the hollow shed. The outer surface is pasted with a reflective layer, which can prevent sunlight from irradiating the low-voltage outlet structure, thereby reducing the impact of sunlight on the low-voltage outlet structure;

The heat dissipation sleeve adopts the structure in this patent application, which can improve the heat dissipation effect of the heat dissipation sleeve, and at the same time reduce the influence of sunlight on the heat dissipation sleeve through the reflective layer;

The high-voltage wiring structure fixes the high-voltage outlet wire and the high-voltage lead wire together through fastening bolts to improve the fixing strength of the two;

The low-voltage wiring structure connects the low-voltage outlet wire of the transformer with the low-voltage lead wire through the terminal clip, and fills the nickel powder in the copper sleeve to fully ensure the electrical connection between the low-voltage outlet wire and the low-voltage lead wire;

The oil conservator adopts the structure in this patent application, which can detect the change of the air pressure in the oil pressure air bag, thereby effectively detecting the change of the transformer oil pressure in the oil conservator, and sending the detection information to the microcontroller in real time to remind the staff to pay attention. The filter structure is set to filter the transformer oil entering the oil conservator. When the transformer oil in the oil conservator returns to the transformer box through the oil outlet pipe, it is filtered clean transformer oil. The filtered oil can be filtered by setting the oil drain valve. The final filter residue is removed from the oil pillow, and the top surface of the valve cover of the oil discharge valve is provided with a special-shaped groove, which can improve the anti-theft effect of the oil discharge valve. A sealing and waterproof ring is provided to enhance the effect of sealing and waterproofing. The oil inlet pipe and oil outlet pipe adopt the structure of this patent application, which can further reduce the temperature of the transformer oil, and the reflective layer can reduce the exposure of sunlight;

By setting the anti-theft sleeve on the fixing hole of the transformer base, and setting the sleeve cover on the anti-theft sleeve, the sleeve cover and the anti-theft sleeve are locked by a padlock, so as to improve the anti-theft effect. In the sleeve, the anti-theft bolt can be removed;

The microcontroller processes the signals detected by the wireless pressure sensor, wireless current sensor and disconnection detector. When the pressure value detected by the wireless pressure sensor exceeds the preset value, an alarm message is sent through the GPRS communication module, and the GPS positioning The location information obtained by the chip module is sent out altogether; when the wireless current sensor detects an electrical signal, the microcontroller controls the alarm to alarm, and sends an alarm signal through the GPRS communication module, and sends out the location information obtained by the GPS positioning chip module; When the disconnection detector detects the disconnection signal, the microcontroller sends an alarm signal through the GPRS communication module, and sends out the location information obtained by the GPS positioning chip module;

In addition, the design principle of the present invention is reliable, the structure is simple, and has very wide application prospects.

It can be seen that, compared with the prior art, the present invention has outstanding substantive features and remarkable progress, and the beneficial effects of its implementation are also obvious.

Description of drawings

Fig. 1 is a schematic structural diagram of an outdoor power transformation equipment for a power system provided by the present invention.

Fig. 2 is a schematic structural view of the fixing bolt in Fig. 1 .

Fig. 3 is a top view of the fixing bolt in Fig. 2 .

Fig. 4 is a schematic structural diagram of the protection mechanism in Fig. 1 .

Fig. 5 is a structural schematic diagram of the high-voltage outgoing line structure in Fig. 1 .

Fig. 6 is a schematic structural diagram of the low-voltage outgoing line structure in Fig. 1 .

FIG. 7 is a schematic structural diagram of the cooling sleeve in FIG. 1 .

Fig. 8 is a schematic structural view of the oil conservator in Fig. 1 .

Fig. 9 is a structural schematic diagram of the oil drain valve in Fig. 8 .

Fig. 10 is a structural schematic diagram of the oil inlet pipe in Fig. 8 .

Fig. 11 is a schematic structural diagram of a high-voltage wiring structure in outdoor power transformation equipment for power systems provided by the present invention.

Fig. 12 is a schematic structural diagram of a low-voltage wiring structure in outdoor power transformation equipment for power systems provided by the present invention.

Fig. 13 is a schematic structural diagram of a transformer protection bracket in an outdoor power transformation equipment for power systems provided by the present invention.

Fig. 14 is a control principle diagram of an outdoor power transformation equipment for a power system provided by the present invention.

Among them, 1-transformer, 1.1-transformer box, 1.2-transformer cover, 2-oil conservator, 2.1-oil conservator shell, 2.2-oil conservator shell, 2.3-oil conservator liner, 2.4-gap layer, 2.5- Oil inlet check valve, 2.6-Oil outlet check valve, 2.7-Oil inlet pipe, 2.8-Oil outlet pipe, 2.9-Filtration structure, 2.10-Oil pressure air bag, 2.11-Wireless pressure sensor, 2.9.1-Conical baffle, 2.9.2-conical filter, 2.12-oil drain valve, 2.12.1-bonnet, 2.12.2-spool, 2.12.3-shaped groove, 2.12.4-sealing waterproof ring, 2.781-outer tube , 2.782-inner tube, 2.783-intermediate interlayer, 3-transformer protection bracket, 3.1-horizontal support, 3.2-column, 3.3-elastic cushion, 4-transformer base, 4.1-anti-theft bolt, 4.2-anti-theft sleeve, 4.3 -Sleeve cover, 4.4-ring padlock nose, 5-fixing bolt, 5.1-nut, 5.2-screw, 5.3-cross groove, 5.4-nut, 5.5-prism, 6-protection mechanism, 6.1-limit Bolt, 6.2-limit bolt sleeve, 6.3-ring boss, 6.4-conductive plate, 6.5-insulated limit rod, 6.6-circular conductive piece, 6.7-spring, 6.8-wire, 6.9-power supply, 6.10-resistance, 6.11-wireless current sensor, 7-sealing pad, 8-high voltage outlet structure, 8.1-high voltage outlet bushing, 8.2-high voltage bushing body, 8.3-baffle plate, 8.4-ring seal waterproof pad, 8.5-fixed flange , 8.6-Waterproof sealing ring, 8.7-Large hollow umbrella skirt, 8.8-Hollow hollow umbrella skirt, 8.9-Small hollow umbrella skirt, 8.10-Horizontal fixed support plate, 8.11-Vertical fixed support plate, 9-Low voltage outlet structure, 9.1 -Low-voltage outlet bushing, 9.2-Low-voltage bushing body, 9.3-Hollow umbrella skirt, 10-Heat dissipation bushing, 10.1-Outer bushing, 10.2-Inner bushing, 10.3-Hollow interlayer, 11-High voltage wiring structure, 11.1-High voltage Wiring sleeve, 11.2-fastening bolt, 11.3-insulating pad, 12-low-voltage wiring structure, 12.1-low-voltage wiring sleeve, 12.2-copper sleeve, 12.3-wiring clip, 13-reflective layer, 14-wireless receiving module, 15-microcontroller, 16-GPS positioning chip module, 17-alarm, 18-GPRS communication module, 19-disconnection detector.

detailed description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments. The following embodiments are explanations of the present invention, but the present invention is not limited to the following embodiments.

Example 1:

As shown in Figures 1 to 14, an outdoor power transformation equipment for power system provided by the present invention includes a transformer 1, an oil conservator 2 and a transformer protection bracket 3, and the transformer 1 includes a transformer box 1.1, a transformer box cover 1.2, The iron core 1.3 and the coil winding 1.4, the coil winding 1.4 is wrapped and wound on the iron core 1.3, the iron core 1.3 and the coil winding 1.4 are both arranged in the transformer box 1.1, and the transformer box 1.1 is filled with transformer Oil, the bottom of the transformer box 1.1 is fixedly provided with a transformer base 4,

The transformer box cover 1.2 is fastened to the transformer box body 1.1 by fixing bolts 5, a protection mechanism 6 is arranged between the transformer box cover 1.2 and the transformer box body 1.1, and a protective mechanism 6 is arranged between the transformer box body 1.1 and the transformer box cover 1.2. A sealing rubber pad 7 is provided,

The transformer box cover 1.2 is provided with a high-voltage outlet structure 8 and a low-voltage outlet structure 9, and the transformer box 1.1 is provided with a cooling sleeve 10,

The high-voltage outgoing wire of the transformer is connected to the high-voltage lead wire through a high-voltage wiring structure 11, and the low-voltage outgoing wire of the transformer is connected to the low-voltage lead wire through a low-voltage wiring structure 12;

The fixing bolt 5 includes a nut 5.1 and a screw rod 5.2, the screw rod 5.2 is provided with threads, the bottom end surface of the screw rod 5.2 is provided with a cross-shaped groove 5.3, and also includes a screw embedded in the transformer box 1.1. The nut 5.4, the screw 5.2 and the nut 5.4 are threaded, and also includes a prism 5.5 arranged in the transformer box 1.1, and the prism 5.5 can extend into the cross-shaped groove 5.3 at the bottom of the screw 5.2;

The protection mechanism 6 includes a limit bolt 6.1 and a limit bolt sleeve 6.2. The limit bolt 6.1 is embedded in the limit bolt sleeve 6.2, and the limit bolt 6.1 and the limit bolt sleeve 6.2 are connected through thread fit. An annular boss 6.3 is arranged in the position bolt sleeve 6.2, and the annular boss 6.3 is located below the limit bolt 6.1. Two conductive plates 6.4 are arranged on the annular boss 6.3, and the middle of the two conductive plates 6.4 is provided with gap, the bottom of the limit bolt 6.1 is fixedly connected with an insulating limit rod 6.5, and the insulating limit rod 6.5 passes through the gap between the two conductive plates 6.4, and a circular Conductive sheet 6.6, the bottom surface of the circular conductive sheet 6.6 is fixed to the bottom of the limit bolt sleeve 6.2 by the spring 6.7, the diameter of the circular conductive sheet 6.6 is smaller than the inner diameter of the annular boss 6.3, each of the two conductive sheets 6.4 One wire 6.8 is connected, and two wires are connected in series with power supply 6.9, resistance 6.10 and wireless current sensor 6.11, and then electrically connected together;

The high-voltage outlet structure 8 includes a high-voltage outlet bushing 8.1 arranged on the transformer case cover 1.2. The high-voltage outlet bushing 8.1 includes a high-voltage bushing body 8.2, and the cavity of the high-voltage bushing body is filled with transformer oil. The top of the high-voltage bushing body 8.2 is provided with a baffle 8.3, and the middle of the baffle 8.3 is provided with a through hole, and the inner wall of the through hole is embedded with a ring-shaped sealing waterproof pad 8.4, and the lower part of the high-voltage bushing body 8.2 A fixed flange 8.5 is provided, and the high-voltage bushing body 8.2 located below the fixed flange 8.5 invades into the transformer box 1.1, and a waterproof sealing ring 8.6 is arranged on the periphery of the high-voltage bushing body 8.2 located below the fixed flange 8.5, and the fixed flange The high-voltage bushing body 8.2 above 8.5 is provided with a large hollow shed 8.7, and a small hollow shed 8.9 is provided between the large hollow sheds 8.7, and the gap between the large hollow shed 8.7 and the small hollow shed 8.9 There are hollow sheds 8.8 in between, the outer surfaces of the large hollow sheds 8.7, hollow sheds 8.8 and small hollow sheds 8.9 are all pasted with a reflective layer 13, and the fixed flange 8.5 is connected with a horizontal fixed support Plate 8.10, the horizontal fixed support plate 8.10 is fixed on the transformer case cover 1.2 through the vertical fixed support plate 8.11;

The low-voltage outlet structure 9 includes a low-voltage outlet bushing 9.1 arranged on the transformer case cover 1.2. The low-voltage outlet bushing 9.1 includes a low-voltage bushing body 9.2, and the cavity of the low-voltage bushing body is filled with transformer oil. The top of the low-voltage bushing body is provided with a baffle plate, and a through hole is provided in the middle of the baffle plate, and an annular sealing waterproof pad is embedded in the inner wall of the through-hole, and a fixed flange is provided at the lower part of the low-voltage bushing body , the low-voltage bushing body below the fixed flange invades the transformer box, and a waterproof sealing ring is arranged on the periphery of the low-voltage bushing body below the fixed flange, and a hollow shed is arranged on the low-voltage bushing body above the fixed flange. The outer surface of the hollow umbrella skirt is covered with a reflective layer, the fixed flange is connected with a horizontal fixed support plate, and the horizontal fixed support plate is fixed on the transformer case cover through the vertical fixed support plate;

The heat dissipation sleeve 10 includes an outer sleeve 10.1, an inner sleeve 10.2, and a hollow interlayer 10.3 between the outer sleeve 10.1 and the inner sleeve 10.2, the inner sleeve 10.1 communicates with the transformer box 1.1, and the The hollow interlayer 10.3 is filled with cooling liquid, and the outer wall of the outer casing 10.1 is pasted with a reflective layer 13;

The high-voltage wiring structure 11 includes a high-voltage wiring sleeve 11.1, and a through hole is opened on the wall of the high-voltage wiring sleeve 11.1. The through hole is provided with threads, and also includes a tight fitting that cooperates with the high-voltage wiring sleeve 11.1. Fastening bolt 11.2, the fastening bolt 11.2 matches the thread provided on the through hole, the end of the fastening bolt 11.2 is provided with an insulating pad 11.3, through the fastening bolt 11.2, the transformer high-voltage outgoing line and the high-voltage lead wire overlap each other parts fastened together;

The low-voltage wiring structure 12 includes a low-voltage wiring sleeve 12.1, and a copper sleeve 12.2 is arranged inside the low-voltage wiring sleeve 12.1, and a wiring clip 12.3 is arranged inside the copper sleeve 12.2, and the wiring clip 12.3 connects the transformer low-voltage The outgoing line is connected to the low-voltage lead wire, and the copper sleeve 12.2 is filled with nickel powder;

The oil conservator 2 includes an oil conservator shell 2.1, and the oil conservator shell 2.1 includes an oil conservator shell 2.2, an oil conservator liner 2.3 and an interstitial layer 2.4 between them, and the interstitial layer 2.4 is filled with Coolant, the oil conservator 2 is provided with an oil inlet and an oil return port, the oil inlet is provided with an oil inlet check valve 2.5, and the oil outlet is provided with an oil outlet check valve 2.6, and the inlet The oil port is connected to the transformer box through the oil inlet pipe 2.7, the oil outlet is connected to the transformer box through the oil outlet pipe 2.8, a filter structure 2.9 is arranged above the oil inlet check valve 2.5, and the oil conservator shell 2.1 An oil pressure air bag 2.10 is also arranged inside, and a wireless pressure sensor 2.11 is arranged inside the oil pressure air bag 2.10. The filter structure 2.9 includes a conical baffle 2.9.1 arranged outside the oil inlet check valve 2.5. The top of the shaped baffle 2.9.1 has an outlet, and the outside of the conical baffle 2.9.1 is provided with a conical filter 2.9.2, which is located between the conical baffle 2.9.1 and the conical filter 2.9.2. An oil discharge port is arranged on the oil pillow housing, and an oil discharge valve 2.12 is installed at the oil discharge port, and the oil discharge valve 2.12 includes a valve cover 2.12.1 and a valve core 2.12.2, and the valve cover 2.12.1 The top surface of the valve cover is provided with a special-shaped groove 2.12.3, the bottom of the valve cover 2.12.1 and the edge of the oil discharge port are provided with an annular groove, and a sealing waterproof ring 2.12 is embedded in the annular groove at the bottom of the valve cover .4, the sealing waterproof ring 2.12.4 can also be embedded in the annular groove on the edge of the oil discharge port, the oil inlet pipe and the oil outlet pipe have the same structure, and both include the outer layer pipe 2.781, the inner layer pipe 2.782 and the outer layer pipe 2.782. The middle interlayer 2.783 between the layer pipe 2.781 and the inner layer pipe 2.782, the middle interlayer 2.783 is filled with cooling liquid, the outer surface of the outer layer pipe is coated with a reflective layer 13, and the outer surface of the oil conservator shell is coated with A reflective layer 13 is provided;

The transformer base 4 is provided with a fixing hole, and the fixing hole is equipped with an anti-theft bolt 4.1, and the transformer base 4 is also provided with an anti-theft sleeve 4.2, and the fixing hole is located in the anti-theft sleeve 4.2, and the anti-theft sleeve A sleeve cover 4.3 is provided on the top of the sleeve 4.2, and the sleeve cover 4.3 is hinged with the anti-theft sleeve 4.2, and both the sleeve cover 4.3 and the anti-theft sleeve 4.2 are provided with an annular padlock locking nose 4.4;

The transformer protection bracket 3 includes two cross braces 3.1, each cross brace 3.1 is fixed on two columns 3.2, the cross brace 3.1 is fixed with the transformer base 4 through the anti-theft bolt 4.1, and the transformer base 4 is connected with the transformer base 4. An elastic buffer pad 3.3 is also arranged between the cross braces 3.1;

Described wireless pressure sensor 2.11 and wireless current sensor 6.11 are all connected with microcontroller 15 by wireless receiving module 14, and described microcontroller 15 is also connected with GPS positioning chip module 16, alarm 17, disconnection detector 19 and GPRS communication module 18;

Described sealant gasket is made up of the raw material of following weight part:

5 parts of epoxy resin, 0.4 parts of glass fiber, 0.9 parts of kaolin, 0.7 parts of silica gel powder, 0.5 parts of tin powder, 0.2 parts of graphene, 0.6 parts of mica powder, 0.7 parts of bisphenol A, 0.4 parts of polyamide resin, 0.8 parts of silicone resin part, 0.7 part of isocyanic resin, 0.8 part of phenolic resin, and 0.4 part of propylene oxide phenyl ether.

Example 2:

The difference between this embodiment and Embodiment 1 is that the sealing rubber pad is composed of the following raw materials in parts by weight:

5.5 parts of epoxy resin, 0.5 parts of glass fiber, 1 part of kaolin, 0.8 parts of silica gel powder, 0.6 parts of tin powder, 0.3 parts of graphene, 0.7 parts of mica powder, 0.8 parts of bisphenol A, 0.5 parts of polyamide resin, 0.9 parts of silicone resin part, 0.8 part of isocyanic resin, 0.9 part of phenolic resin, and 0.5 part of propylene oxide phenyl ether.

Example 3:

The difference between this embodiment and Embodiment 1 is that the sealing rubber pad is composed of the following raw materials in parts by weight:

6 parts of epoxy resin, 0.6 parts of glass fiber, 1.1 parts of kaolin, 0.9 parts of silica gel powder, 0.7 parts of tin powder, 0.4 parts of graphene, 0.8 parts of mica powder, 0.9 parts of bisphenol A, 0.6 parts of polyamide resin, 1 part of silicone resin part, 0.9 part of isocyanic resin, 1 part of phenolic resin, and 0.6 part of propylene oxide phenyl ether.

The above disclosure is only a preferred embodiment of the present invention, but the present invention is not limited thereto, any non-creative changes that those skilled in the art can think of, and some improvements and modifications made without departing from the principle of the present invention , should fall within the protection 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.