CN106229859A - A kind of protection device of outdoor transformer - Google Patents

Abstract

The present invention relates to the protection device of a kind of outdoor transformer; including transformer-cabinet, transformer box cover; it is filled with transformer oil in described transformer tank body; it is provided with conservator on described transformer tank lid; transformer box cover is fastened on transformer-cabinet by anti-theft bolt; it is provided with alarm and protection structure between transformer box cover and transformer-cabinet, between transformer box cover and transformer-cabinet, is additionally provided with seal gasket；Being additionally provided with high-voltage terminal sleeve pipe and low-pressure line-outgoing sleeve pipe on described transformer tank lid, before and after described transformer-cabinet, both sides are provided with main radiating tube, and the left and right sides of described transformer-cabinet is provided with auxiliary-radiating structure；The sidewall bottom of described transformer-cabinet is provided with antitheft fuel outlet valve；The bottom of described transformer-cabinet is provided with bumper and absorbing shock structure；This transformator also includes high-voltage connection structure and low pressure wiring construction；This transformator also includes broken thread detector.

Description

A kind of protection device of outdoor transformer

Technical field

The invention belongs to electrical equipment technical field, relate to a kind of outdoor electric system equipment, especially a kind of outdoor The protection device of transformator.

Background technology

Transformator, as the allocation transformer equipment in power system, is indispensable unit in whole electrical network course of conveying Element, has very important effect to electrical network is properly functioning.

Along with the continuous progress of economic development, power grid construction spreads all over the world；Increasing outdoor transformer is built because of electrical network If demand and arrange.

Although the setting of outdoor transformer can reduce the cost of power grid construction, and is effectively improved the transmission of electricity of electrical network Energy；But outdoor transformer is valuable due to himself parts, and there is stolen major hidden danger, once outdoor transformer quilt Steal, the properly functioning of whole electrical network certainly will be affected, the loss being brought economic development and resident living is inestimable, in addition its One.

Its two, outdoor transformer is in open-air atmosphere for a long time due to it, as easy as rolling off a log feelings transformer oil seepage occur Condition；There is leakage of oil in one single phase transformer, necessarily causes drastically reduce himself service life, finally affects the normal conveying of electric power.

Its three, summer, outdoor transformer was under being exposed to the sun of burning sun for a long time, not only easily caused the damage to transformator, And reduce the proper heat reduction of transformer oil.

Its four, outdoor transformer conservator of the prior art once explodes, and causes the deep fat in conservator to flash, easily causes Fire around.

In place of this is the deficiencies in the prior art.

Therefore, for above-mentioned technological deficiency of the prior art, it is provided that design the protection device of a kind of outdoor transformer, with Solve above-mentioned technical problem, be 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 design a kind of outdoor transformer Protection device, to solve above-mentioned technical problem.

For achieving the above object, the present invention provides techniques below scheme:

The protection device of a kind of outdoor transformer, fills including in transformer-cabinet, transformer box cover, described transformer tank body There is transformer oil, described transformer tank lid be provided with conservator, it is characterised in that:

Transformer box cover is fastened on transformer-cabinet by anti-theft bolt, is provided with between transformer box cover and transformer-cabinet Alarm and protection structure, is additionally provided with seal gasket between transformer box cover and transformer-cabinet；

High-voltage terminal sleeve pipe and low-pressure line-outgoing sleeve pipe it is additionally provided with, before and after described transformer-cabinet two on described transformer tank lid Side is provided with main radiating tube, and the left and right sides of described transformer-cabinet is provided with auxiliary-radiating structure；

The sidewall bottom of described transformer-cabinet is provided with antitheft fuel outlet valve；

The bottom of described transformer-cabinet is provided with bumper and absorbing shock structure；

This transformator also includes the high-voltage connection structure for connection transformer high-voltage terminal Yu high-voltage connection, and is used for connecting Transformer low voltage outlet and the low pressure wiring construction of low-voltage lead；

This transformator also includes broken thread detector；

Described anti-theft bolt includes nut, screw rod and is embedded at the nut in transformer tank body, and described screw rod leads to nut Crossing threaded engagement to connect, described nut is cylindrical nut, along radially uniform point of nut on the side of described cylindrical nut Being furnished with three protuberant bars, the distal end faces of described screw rod is provided with cross-shaped aperture groove, and this anti-theft bolt also includes being arranged at change Pyramid in depressor casing, described pyramid can extend in the cross-shaped aperture groove of screw rod end；

Described alarm and protection structure includes that caging bolt and spacing collar, described caging bolt embed in spacing collar, both Being connected by threaded engagement, the inwall of spacing collar is provided with vertical metal guide rail and bracing frame, described vertical metal is led Rail and bracing frame are oppositely arranged, and described bracing frame is provided with sheet metal, and described sheet metal is upper with vertical metal guide rail Edge is concordant, and the bottom of described caging bolt is provided with connecting rod, and described connecting rod is fixedly connected with metal block, described Vertical metal guide rail and sheet metal are cascaded by battery and current sensor, and described current sensor connects micro-control Device processed；

Described high-voltage terminal sleeve pipe includes bushing body, is filled with transformer oil, high pressure in bushing Body Lumen The top of sleeve body is provided with baffle plate, is provided with perforate in the middle of described baffle plate, and the inwall of described perforate is embedded ring packing to be prevented Water cushion block, described baffle plate is sloping baffle, near the side of ring packing collision mat higher than near the one of bushing body Side, is provided with conduction hole on the baffle plate of bushing body side, and conduction hole is communicated to bushing originally by drainage tube External body, bushing body lower part is provided with mounting flange, and the bushing body periphery being positioned at below mounting flange is arranged Having waterproof grommet, the bushing body above mounting flange is provided with hollow full skirt, described mounting flange connects to be had admittedly Fixed rack, described fixed support is fixedly installed on transformer tank lid；

Described low-pressure line-outgoing sleeve pipe includes low-tension bushing body, 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, is provided with perforate in the middle of described baffle plate, and the inwall of described perforate is embedded The waterproof cushion block of ring packing, described baffle plate is sloping baffle, near the side of ring packing collision mat higher than near low gland The side of tube body, is provided with conduction hole on the baffle plate of low-tension bushing body side, and conduction hole is communicated to by drainage tube Low-tension bushing body exterior, described low-tension bushing body lower part is provided with mounting flange, is positioned at the low pressure of below mounting flange Sleeve body periphery is provided with waterproof grommet, and the low-tension bushing body above mounting flange is provided with hollow full skirt, described Mounting flange connects has fixed support, described fixed support to be fixedly installed on transformer tank lid；

Described auxiliary-radiating structure includes assisting flowline and auxiliary oil inlet pipe, described auxiliary flowline and auxiliary oil inlet pipe Between be provided with radiator coil tube, described radiator coil tube is positioned at vaporizer, described vaporizer outer wall is provided with thermal insulation layer, institute The entrance stating vaporizer has compressor by pipeline connection, and the outlet of described vaporizer is connected by pipeline choke valve, described Choke valve connect and have a condenser, described condenser connects on compressor, described auxiliary flowline and auxiliary oil inlet pipe all Being provided with electromagnetic valve, described compressor is connected to power supply by electromagnetic relay, and this auxiliary-radiating structure also includes setting The temperature sensor being placed on transformer-cabinet, described electromagnetic valve, electromagnetic relay and temperature sensor are all connected to micro- Controller；

Described antitheft fuel outlet valve includes valve body and bonnet, and described valve body is provided with screw thread, and described bonnet is cylindrical bonnet, " T-shaped " groove on described cylindrical bonnet, the end of described valve body is fixedly installed rubber sealing block；

Described bumper and absorbing shock structure includes the base being arranged at bottom transformer-cabinet, and is fixed on ground base plate, Being additionally provided with elastic cord breaker between described base and transformer-cabinet, be provided with locating dowel below described base, described determines Position post matches with the abutment sleeve arranged on base plate, and described abutment sleeve inwall is provided with skid resistant course, described abutment sleeve Inside being additionally provided with compressing gasbag, one end of described compressing gasbag connects locating dowel, and the other end is fixed on bottom abutment sleeve；

Described high-voltage connection structure includes high-voltage connection box, is fixedly installed conductive copper plate in described high-voltage connection box, described Being provided with two screwed holes on high-voltage connection box, be combined with fixing bolt in screwed hole, the end of described fixing bolt is provided with Fixed plate, described fixed plate includes being positioned at the insulation fixing plate on upper strata and being positioned at the metal fixing plate of lower floor, passes through fixed plate High-voltage terminal and high-voltage connection being fastened on conductive copper plate, described high-voltage connection box inwall is provided with insulating barrier；

Described low pressure wiring construction includes low voltage electrical connectors, is fixedly installed conductive copper plate in described low voltage electrical connectors, described Being provided with two screwed holes on low voltage electrical connectors, be combined with fixing bolt in screwed hole, the end of described fixing bolt is provided with Fixed plate, described fixed plate includes being positioned at the insulation fixing plate on upper strata and being positioned at the metal fixing plate of lower floor, passes through fixed plate Low-pressure line-outgoing and low-voltage lead being fastened on conductive copper plate, described low voltage electrical connectors inwall is provided with insulating barrier；

Described conservator includes conservator shell, conservator inner bag and is positioned at clearance layer between the two, fills out in described clearance layer Being filled with coolant, described conservator is provided with oil-in and oil-out, described oil-in and oil-out are respectively by pipeline even Passing to inside transformer-cabinet, described oil-in is provided with in line check valve, and described oil-out is provided with oil outlet one-way valve, Be additionally provided with filtration between described oil outlet one-way valve and transformer-cabinet, described filtration include glass layer with And the hollow support tube being embedded in glass layer, the top of described hollow support tube is hatch frame, and bottom is sealing Structure, described hollow support tube is provided with some through holes, is additionally provided with liquid level sensor and pressure in described conservator inner bag Sensor, described conservator is additionally provided with explosion stack, is arranged with metal system buffering cavity, described metal outside described explosion stack System buffering cavity connects metal making flow tube, and described metal making flow tube connects containing case, and described containing case is arranged Having pressure relief opening, be provided with airstrainer at described pressure relief opening, described liquid level sensor and pressure transducer are all connected to micro- Controller；

After described broken thread detector includes divider resistance and photoelectrical coupler, described divider resistance and photoelectrical coupler series connection Being connected to the outlet line of transformator, the signal output part of photoelectrical coupler is connected to microcontroller；

Described microcontroller is also associated with GPS positioning chip, GPRS remote alarms module and memorizer；

Described seal gasket is made up of the raw material of following weight portion:

Stearic acid 5-10 part, glass fibre 0.4-0.8 part, Kaolin 0.6-1.2 part, silica white 0.5-1.2 part, glass putty 0.7- 0.9 part, white carbon black 0.3-0.6 part, mica powder 0.3-0.7 part, bisphenol-A 0.4-0.8 part, polyamide 0.3-0.6 part, silicon tree Fat 0.5-1 part, isocyanide resin 0.4-0.9 part, paraffin oil 0.3-0.8 part, sulfur 0.3-0.6 part, aromatic naphtha 0.2-0.5 part；

The protection device of this outdoor transformer also includes high-tension line electrified display interlock apparatus, this electrified display interlock apparatus Including the induction apparatus the most charged for induction line, described induction apparatus is connected with controller, and described controller is by report Alert control circuit is connected with alarm and wireless communication module, described controller also be used for storing that line current changes deposits Storage module connects, and has interface module to be connected with described controller, and controller connects with solar panel and display the most respectively Connect；Described wireless communication module is 3G or 4G wireless communication module；Described interface module is RS485 Yu RS23 interface；Institute The controller stated is connected with clock module；

Described induction apparatus is two, and the first induction apparatus is connected with controller, and the second induction apparatus passes through ON-OFF control circuit and control Device processed connects；

Described ON-OFF control circuit includes first audion VT1, and the base stage of first audion VT1 passes through the first resistance R1 Being connected with controller, the colelctor electrode of the colelctor electrode of first audion VT1 and second audion VT2 connects, first three pole The base stage of the emitter stage of pipe VT1 and second audion VT2 connects, and the base stage of first audion VT1 passes through the first electric capacity C1 With second audion VT2 colelctor electrode be connected, the grounded emitter of second audion VT2, second audion VT2's Colelctor electrode is connected by second resistor R2 and+VCC, and the colelctor electrode of second audion VT2 passes through the 3rd resistance R3 and the The base stage of three audion VT3 connects, and the emitter stage of the 3rd audion VT3 is connected with+VCC, the collection of the 3rd audion VT3 Electrode passes through first relay K 1 ground connection, has first diode D1 in parallel with the first described relay K 1, the first relay The normally opened contact K1-1 of device K1 is connected between the second induction apparatus and controller, has the 4th resistance and the first described relay K 1 Parallel connection, has a display lamp LED to connect with the 4th described resistance R4；

Described alarm control circuit includes the 4th audion VT4, and the base stage of the 4th audion VT4 is connected with controller, The colelctor electrode of the 4th audion VT4 is connected by the 5th resistance R5 and+VCC, the emitter stage and the 5th of the 4th audion VT4 The base stage of individual audion VT5 connects, and the colelctor electrode of the colelctor electrode of the 4th audion VT4 and the 5th audion VT5 connects, the The emitter stage of five audion VT5 and ground connection, the colelctor electrode of the 5th audion VT5 passes through the 6th resistance R6 and the 6th three poles The base stage of pipe VT6 connects, and the colelctor electrode of the 6th audion VT6 is connected by the 7th resistance R7 and+VCC, the 6th audion The emitter stage of VT6 passes through the 8th resistance R8 ground connection, the emitter stage of the 6th audion VT6 and the transmitting of the 7th audion VT7 Pole connects, and the colelctor electrode of the 6th audion VT6 is connected by the base stage of the 9th resistance R9 and the 7th audion VT7, and second Electric capacity C2 and the 9th resistance R9 is in parallel, and the base stage of the 7th audion VT7 passes through the tenth resistance R10 ground connection, the 7th audion The colelctor electrode of VT7 is connected by the 11st resistance R11 and+VCC, the colelctor electrode of the 7th audion VT7 pass through the 3rd electric capacity C3, The base stage of second diode D2, the 4th electric capacity C4 and the 8th audion VT8 connects, and the negative pole of second diode D2 passes through 12nd resistance R12 and+VCC is connected, and the positive pole of second diode D2 is connected by the 13rd resistance R13 and+VCC, and the 8th Individual audion VT8 emitter stage and the 9th audion VT9 emitter stage connect, the base stage of the 9th audion VT9 is passed through 14th resistance R14 and+VCC is connected, and the base stage of the 9th audion VT9 passes through the 15th resistance R15 ground connection, the 9th three poles The emitter stage of pipe VT9 pass through the 16th resistance R16 ground connection, the base stage of the 8th audion VT8 by the 17th resistance R17 with+ VCC connects, and the base collector of the 8th audion VT8 is connected by the 18th resistance R18 and+VCC, the 8th audion The colelctor electrode of VT8 is connected by the base stage of the 19th resistance R19, the first stabilivolt VD1 and the tenth audion VT10, the tenth The base stage of audion VT10 pass through the 20th resistance R20 ground connection, the grounded emitter of the tenth audion VT10, the tenth three The colelctor electrode of pole pipe VT10 is connected with+VCC by the second relay J 2, has the 3rd diode D3 and the second relay K 2 also Connection, the normally opened contact K2-1 of the second relay K 2 is connected with power supply after connecting with wireless communication module, and alarm is with wireless Communication module is in parallel；Second relay K 2 is auxiliary reclay.

Preferably, described metal sliding rail is copper slide rail.

Preferably, described metal block is copper slide block.

Preferably, described sheet metal is copper sheet metal.

Preferably, described seal gasket is made up of the raw material of following weight portion:

Stearic acid 5 parts, glass fibre 0.4 part, Kaolin 0.6 part, silica white 0.5 part, glass putty 0.7 part, white carbon black 0.3 part, Muscovitum 0.3 part of powder, bisphenol-A 0.4 part, polyamide 0.3 part, silicones 0.5 part, isocyanide resin 0.4 part, paraffin oil 0.3 part, sulfur Sulphur 0.3 part, aromatic naphtha 0.2 part.

Preferably, described seal gasket is made up of the raw material of following weight portion:

Stearic acid 10 parts, glass fibre 0.8 part, Kaolin 1.2 parts, silica white 1.2 parts, glass putty 0.9 part, white carbon black 0.6 part, Muscovitum 0.7 part of powder, bisphenol-A 0.8 part, polyamide 0.6 part, silicones 1 part, isocyanide resin 0.9 part, paraffin oil 0.8 part, sulfur 0.6 part, aromatic naphtha 0.5 part.

Preferably, described seal gasket is made up of the raw material of following weight portion:

Stearic acid 7 parts, glass fibre 0.55 part, Kaolin 0.78 part, silica white 0.64 part, glass putty 0.84 part, white carbon black 0.42 part, Mica powder 0.56 part, bisphenol-A 0.49 part, polyamide 0.37 part, silicones 0.67 part, isocyanide resin 0.66 part, paraffin oil 0.48 part, 0.51 part of sulfur, aromatic naphtha 0.35 part.

The beneficial effects of the present invention is, by anti-theft bolt fastening transformer box cover and transformer-cabinet, anti-theft bolt Screw rod when screwing in transformer tank body, pyramid embeds in the cross-shaped aperture groove bottom screw rod, under the expansion effect of pyramid, By thicker bottom screw rod, thus strengthen the fixing intensity of transformer-cabinet and transformer box cover, set on anti-theft bolt nut simultaneously Three protuberant bars put, need the specific purpose tool matched therewith to be dismantled by anti-theft bolt, i.e. this anti-theft bolt can either rise To antitheft effect, there is again the effect of fastening transformer-cabinet and case lid；

By the alarm and protection structure arranged between transformer box cover and transformer-cabinet, it is possible to realize the guarantor to transformator Protecting, when caging bolt whiz spacing collar, connecting rod drives metal block vertically metal guide rail to slide, when metal block touches And circuit turn-on during sheet metal, current sensor detects current signal and is sent to microcontroller, and microcontroller passes through GPRS Remote alarms module sends alarm signal, and is sent altogether by the positional information that GPS positioning chip module obtains, this alarm and protection Structure realizes circuit under normal condition cannot form loop, and under stolen status, circuit forms loop, is effectively improved each electrical equipment unit The service life of part；

High-voltage terminal sleeve pipe uses the technical characteristic of present patent application, can either strengthen the sealing of whole high-voltage terminal sleeve pipe Can, and improve the fixed effect of high-voltage terminal sleeve pipe；

Low-pressure line-outgoing sleeve pipe uses the technical characteristic of present patent application, can either strengthen the sealing of whole low-pressure line-outgoing sleeve pipe Can, and improve the fixed effect of low-pressure line-outgoing sleeve pipe；

It is capable of the auxiliary heat dissipation to transformer oil, when temperature sensor detects transformator by arranging auxiliary-radiating structure When the temperature of casing exceedes preset value, sending signal to microcontroller, microprocessor controls electromagnetic valve is opened so that transformer tank Internal transformer oil is through pilot outlet pipe, radiator coil tube and auxiliary oil inlet pipe circulation, and controls electromagnetic relay unlatching, makes Obtain compressor connection power supply to freeze, after cold air enters in vaporizer, carry out heat with the transformer oil in radiator coil tube Exchange, to reduce the temperature of transformer oil, when temperature sensor detects the temperature of transformer-cabinet less than preset value, micro-control Device processed controls electromagnetic relay and cuts out, and compressor quits work, and controls closed electromagnetic valve, plays the effect of auxiliary heat dissipation；

By arranging antitheft fuel outlet valve, it is to avoid the transformer oil in transformer tank body is stolen, antitheft fuel outlet valve bonnet is arranged " T-shaped " groove must use special instrument to dismantle, and improves anti-theft effect, and the rubber sealing block that valve body end is arranged, It can be avoided that transformator leakage oil condition；

By arranging bumper and absorbing shock structure, it is possible to reduce the vibrations that outer bound pair transformator causes, effectively play protection transformator Effect；

High-voltage connection structure uses the identical mode of connection with low pressure wiring construction, by high-voltage terminal with high-voltage connection by fixing The fixed plate of bolt end tightens together, and is fastened on by the fixed plate of fixing bolt end with low-voltage lead by low-pressure line-outgoing Together, fixing intensity is improved；

Conservator uses double-decker, and fills coolant in clearance layer, it is possible to the fully oil temperature of transformer oil in reduction conservator, By arranging in line check valve and oil outlet one-way valve, it is possible to avoid transformer oil reverse flow, can by arranging filtration The transformer oil entered in transformer tank body is filtered, by arranging glass layer, and is embedded in glass layer Hollow support tube, hollow support tube act as support glass fibrous layer, and will be become by the through hole arranged on hollow support tube Depressor oil drain enters in glass layer and filters, and the larger particles in transformer oil is all trapped in glass layer, Transformer oil after filtering enters in transformator mailbox；By arranging explosion stack, working is to avoid conservator because of transformer oil Temperature is too high and explodes, when in conservator, transformer oil temperature drastically raises, and explosion stack ruptures, and the transformer oil in conservator is through metal Containing case is introduced by metal making flow tube, it is to avoid transformer oil splashes and causes fire, meanwhile, in conservator after system buffering cavity The liquid level information collected is sent to microcontroller, the pressure letter that the pressure transducer in conservator will collect by liquid level sensor Breath sends to microcontroller, and after the level value in conservator or force value are beyond preset value, microcontroller is long-range by GPRS Alarm module sends alarm signal, and is sent altogether by the positional information that GPS positioning chip module obtains；

Whether disconnected by broken thread detector detection transformer output lines, divider resistance one end connection transformer U, V, W tri- A phase in phase output lead circuit, the other end connects the positive pole of photoelectrical coupler, and the negative pole of photoelectrical coupler connects output zero line, When transformator output circuit disconnects, photoelectrical coupler sends cut-off signal to microcontroller, and microcontroller is long-range by GPRS Alarm module sends alarm signal, and is sent altogether by the positional information that GPS positioning chip module obtains；

By the seal gasket arranged between transformer-cabinet and transformer box cover, it is possible to strengthen transformer box cover and transformer tank Sealing effectiveness between body, stearic acid in seal gasket raw material and glass fibre improve permeability resistance and the toughness of seal gasket, The combination of Kaolin, mica powder and polyamide effectively strengthens the adhesive property of seal gasket, silica white and silicones Combination is effectively improved the combination of the heat resistance of seal gasket, glass putty and white carbon black and improves the frictional behaviour of seal gasket, bisphenol-A and The combination of isocyanide resin can reduce moisture to the permeability of seal gasket the water-resistance that increases seal gasket, paraffin oil, sulfur The combination of sulphur and aromatic naphtha can improve the air-tightness of seal gasket；

The signal that wireless pressure sensor and radio flow sensor detect is processed by microcontroller, when wireless pressure passes The force value that sensor detects exceeds preset value, then send warning message by GPRS communication module, and by GPS positioning chip mould The positional information that block obtains sends altogether；When radio flow sensor detects the signal of telecommunication, microprocessor controls alarm report Alert, and send alarm signal by GPRS communication module, and the positional information that GPS positioning chip module obtains is sent altogether；

By arranging induction apparatus, the charged situation of circuit can be recorded timely, and induction apparatus is two, when circuit is not charged Time, controller controls on-off circuit and disconnects the second induction apparatus, so can save electric energy；When circuit is charged, then controller control Make the second induction apparatus to connect, so in the case of circuit is charged, have two induction apparatuss to work, it is ensured that sensing accurate simultaneously Property；Controller is connected with the memory module in storage line current or change in voltage information, and such memory module just can record The curtage situation of circuit also stores, it is simple to calls and checks, makes staff more can accurately understand the confession of circuit Electricity situation；Controller is also connected with interface module, is so easy to staff and safeguards, it is also possible to read the number of memory module According to；Display screen is for the corresponding curtage information of reality；There is solar panel, power to whole device, if When solar panel does not has electricity, then can switch to mains-supplied；When circuit has electricity, controller obtains the letter that induction apparatus records Breath, is then reported to the police by alarm, and controls wireless communication module energising, and the mobile phone of superior platform or setting sends Note, carries out remote alarms；Having clock module, can provide the time to controller, such controller can be remembered according to the time The curtage information of record circuit, it is ensured that record accurate.

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 it is implemented Beneficial effect be also apparent from.

Accompanying drawing explanation

Fig. 1 is the structural representation of the protection device of a kind of outdoor transformer that the present invention provides.

Fig. 2 is the structural representation of anti-theft bolt in Fig. 1.

Fig. 3 is the top view of anti-theft bolt in Fig. 2.

Fig. 4 is the structural representation of alarm and protection structure in Fig. 1.

Fig. 5 is the structural representation of Fig. 1 mesohigh outlet casing tube.

Fig. 6 is the structural representation of Fig. 1 mesolow outlet casing tube.

Fig. 7 is the structural representation of auxiliary-radiating structure in Fig. 1.

Fig. 8 be a kind of outdoor transformer that the present invention provides protection device in the structural representation of antitheft fuel outlet valve.

Fig. 9 be a kind of outdoor transformer that the present invention provides protection device in the schematic diagram of bumper and absorbing shock structure.

Figure 10 is the structural representation of the protection device mesohigh wiring construction of a kind of outdoor transformer that the present invention provides.

Figure 11 is the structural representation of the protection device mesolow wiring construction of a kind of outdoor transformer that the present invention provides.

Figure 12 is the structural representation of conservator in Fig. 1.

Figure 13 is the schematic diagram of filtration in Figure 12.

Figure 14 is the structural representation of the protection device interruption line detector of a kind of outdoor transformer that the present invention provides.

Figure 15 is the control principle drawing of the protection device of a kind of outdoor transformer that the present invention provides.

Figure 16 is the electrical principle block diagram of high-tension line electrified display interlock apparatus.

Figure 17 is the circuit diagram of the ON-OFF control circuit in Figure 16.

Figure 18 is the circuit diagram of the alarm control circuit in Figure 16.

Wherein, 1-transformer-cabinet, 2-transformer box cover, 3-conservator, 4-anti-theft bolt, 5-alarm and protection structure, 6-is close Potting pad, 7-high-voltage terminal sleeve pipe, 8-low-pressure line-outgoing sleeve pipe, the main radiating tube of 9-, 10-auxiliary-radiating structure, 11-is antitheft to drain the oil Valve, 12-high-voltage connection structure, 13-low pressure wiring construction, 14-broken thread detector, 15-microcontroller, 16-GPS locating core Sheet, 17-GPRS remote alarms module, 18-memorizer, 19-bumper and absorbing shock structure, 4.1-nut, 4.2-screw rod, 4.3-nut, 4.4-protuberant bar, 4.5-cross-shaped aperture groove, 4.6-pyramid, 5.1-caging bolt, 5.2-spacing collar, the vertical metal of 5.3-is led Rail, 5.4-bracing frame, 5.5-sheet metal, 5.6-connecting rod, 5.7-metal block, 5.8-battery, 5.9-current sensor, 7.1- Bushing body, 7.2-baffle plate, the waterproof cushion block of 7.3-ring packing, 7.4-conduction hole, 7.5-drainage tube, 7.6-fixation Orchid, 7.7-waterproof grommet, the hollow full skirt of 7.8-, 7.9-fixed support, 8.1-low-tension bushing body, 10.1-assists flowline, 10.2-assists oil inlet pipe, 10.3-radiator coil tube, 10.4-vaporizer, 10.5-thermal insulation layer, 10.6-compressor, and 10.7-throttles Valve, 10.8-condenser, 10.9-electromagnetic valve, 10.10-electromagnetic relay, 10.11-power supply, 10.12-temperature sensor, 11.1-valve body, 11.2-bonnet, 11.3-T connected in star, 11.4-rubber seal cushion block, 12.1-high-voltage connection box, 12.2-conducts electricity Copper coin, 12.3-fixes bolt, 12.4-fixed plate, 12.41-insulation fixing plate, 12.42-metal fixing plate, 12.5-insulating barrier, 13.1-low voltage electrical connectors, 3.1-conservator shell, 3.2-conservator inner bag, 3.3-clearance layer, 3.4-in line check valve, 3.5-is fuel-displaced Check valve, 3.6-filtration, 3.61-glass layer, 3.62-hollow support tube, 3.63-through hole, 3.7-liquid level sensor, 3.8-pressure transducer, 3.9-explosion stack, 3.10-metal buffer cavity, 3.11-metal making flow tube, 3.12-containing case, 3.13-airstrainer, 14.1-divider resistance, 14.2-photoelectrical coupler, 19.1-base, 19.2-base plate, 19.3-elasticity is delayed Rush layer, 19.4-locating dowel, 19.5-abutment sleeve, 19.6-skid resistant course, 19.7-compressing gasbag.

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 to the present invention Explanation, and the invention is not limited in implementation below.

As shown in Fig. 1-18, the protection device of a kind of outdoor transformer that the present invention provides, including transformer-cabinet 1, become Depressor case lid 2, is filled with transformer oil, described transformer box cover 2 is provided with conservator 3 in described transformer-cabinet 1,

Transformer box cover 2 is fastened on transformer-cabinet 1, between transformer box cover 2 and transformer-cabinet 1 by anti-theft bolt 4 It is provided with alarm and protection structure 5, between transformer box cover 2 and transformer-cabinet 1, is additionally provided with seal gasket 6；

High-voltage terminal sleeve pipe 7 and low-pressure line-outgoing sleeve pipe 8 it is additionally provided with, before described transformer-cabinet 1 on described transformer box cover 2 Rear both sides are provided with main radiating tube 9, and the left and right sides of described transformer-cabinet 1 is provided with auxiliary-radiating structure 10；

The sidewall bottom of described transformer-cabinet is provided with antitheft fuel outlet valve 11；

The bottom of described transformer-cabinet is provided with bumper and absorbing shock structure；

This transformator also includes the high-voltage connection structure 12 for connection transformer high-voltage terminal Yu high-voltage connection, and for even Connect the low pressure wiring construction 13 of transformer low voltage outlet and low-voltage lead；

This transformator also includes broken thread detector 14；

Described anti-theft bolt 4 includes nut 4.1, screw rod 4.2 and the nut 4.3 being embedded in transformer-cabinet 1, described spiral shell Bar 4.2 is connected by threaded engagement with nut 4.3, and described nut 4.1 is cylindrical nut, the side of described cylindrical nut On three piece protuberant bars 4.4 are distributed along nut is radially uniform, the distal end faces of described screw rod is provided with cross-shaped aperture groove 4.5, This anti-theft bolt also includes the pyramid 4.6 being arranged in transformer tank body, and described pyramid 4.6 can extend into the cross of screw rod end In shape open slot 4.5；

Described alarm and protection structure 5 includes that caging bolt 5.1 and spacing collar 5.2, described caging bolt 5.1 embed stop collar In cylinder 5.2, both are connected by threaded engagement, and the inwall of spacing collar 5.2 is provided with vertical metal guide rail 5.3 and bracing frame 5.4, described vertical metal guide rail 5.3 and bracing frame 5.4 are oppositely arranged, and described bracing frame 5.4 is provided with sheet metal 5.5, described sheet metal 5.5 is concordant with the upper edge of vertical metal guide rail 5.3, and the bottom of described caging bolt is provided with connection Bar 5.6, described connecting rod 5.6 is fixedly connected with metal block 5.7, described vertical metal guide rail 5.3 and sheet metal 5.5 and leads to Crossing battery 5.8 and current sensor 5.9 is cascaded, described current sensor 5.9 connects microcontroller 15；

Described high-voltage terminal sleeve pipe 7 includes bushing body 7.1, is filled with transformator in bushing body 7.1 cavity Oil, the top of bushing body 7.1 is provided with baffle plate 7.2, is provided with perforate in the middle of described baffle plate, and the inwall of described perforate is embedding If the waterproof cushion block of ring packing 7.3, described baffle plate is sloping baffle, near the side of ring packing collision mat higher than near high The side of gland tube body, is provided with conduction hole 7.4 on the baffle plate of bushing body side, and conduction hole 7.4 is by drawing Flow tube 7.5 is communicated to bushing body exterior, and bushing body lower part is provided with mounting flange 7.6, is positioned at mounting flange The bushing body periphery of less than 7.6 is provided with waterproof grommet 7.7, and the bushing body above mounting flange is arranged Having hollow full skirt 7.8, described mounting flange 7.6 connects has fixed support 7.9, described fixed support 7.9 to be fixedly installed on change On depressor case lid；

Described low-pressure line-outgoing sleeve pipe 8 includes low-tension bushing body 8.1, is filled with transformator in described low-tension bushing Body Lumen Oil, the top of described low-tension bushing body is provided with baffle plate 7.2, is provided with perforate in the middle of described baffle plate, described perforate interior Wall is embedded the waterproof cushion block of ring packing 7.3, and described baffle plate is sloping baffle, near the side of ring packing collision mat higher than leaning on The side of nearly low-tension bushing body, is provided with conduction hole 7.4 on the baffle plate of low-tension bushing body side, and conduction hole is by drawing Flow tube 7.5 is communicated to low-tension bushing body exterior, and described low-tension bushing body lower part is provided with mounting flange 7.6, is positioned at solid The low-tension bushing body periphery determining below flange is provided with waterproof grommet 7.7, on the low-tension bushing body above mounting flange Being provided with hollow full skirt 7.8, described mounting flange connects has fixed support 7.9, described fixed support to be fixedly installed on transformation On device case lid；

Described auxiliary-radiating structure 10 includes assisting flowline 10.1 and auxiliary oil inlet pipe 10.2, described auxiliary flowline Being provided with radiator coil tube 10.3 between 10.1 and auxiliary oil inlet pipe 10.2, described radiator coil tube 10.3 is positioned at vaporizer 10.4 In, described vaporizer outer wall is provided with thermal insulation layer 10.5, the entrance of described vaporizer is connected by pipeline compressor 10.6, The outlet of described vaporizer is connected by pipeline choke valve 10.7, and described choke valve connects condenser 10.8, described Condenser connects compressor, and described auxiliary flowline is provided with electromagnetic valve 10.9, described compression on auxiliary oil inlet pipe Machine is connected to power supply 10.11 by electromagnetic relay 10.10, and this auxiliary-radiating structure also includes being arranged at transformer-cabinet On temperature sensor 10.12, described electromagnetic valve 10.9, electromagnetic relay 10.10 and temperature sensor 10.12 are all connected with To microcontroller 15；

Described antitheft fuel outlet valve 11 includes valve body 11.1 and bonnet 11.2, and described valve body 11.1 is provided with screw thread, described valve Cap 11.2 is cylindrical bonnet, and " T-shaped " groove 11.3 on described cylindrical bonnet, the end of described valve body is fixedly installed rubber Glue sealing block 11.4；

Described bumper and absorbing shock structure 19 includes the base 19.1 being arranged at bottom transformer-cabinet, and is fixed on ground Base plate 19.2, is additionally provided with elastic cord breaker 19.3 between described base 19.1 and transformer-cabinet 1, arrange below described base Locating dowel 19.4, described locating dowel 19.4 is had to match with the abutment sleeve 19.5 arranged on base plate, described abutment sleeve 19.5 inwalls are provided with skid resistant course 19.6, are additionally provided with compressing gasbag 19.7, described compressing gasbag in described abutment sleeve 19.5 One end of 19.7 connects locating dowel 19.4, and the other end is fixed on bottom abutment sleeve 19.5；

Described high-voltage connection structure 12 includes high-voltage connection box 12.1, is fixedly installed conduction in described high-voltage connection box 12.1 Copper coin 12.2, described high-voltage connection box is provided with two screwed holes, is combined with fixing bolt 12.3 in screwed hole, described fixing The end of bolt is provided with fixed plate 12.4, under described fixed plate includes the insulation fixing plate 12.41 being positioned at upper strata and is positioned at The metal fixing plate 12.42 of layer, is fastened on high-voltage terminal and high-voltage connection on conductive copper plate by fixed plate, described high pressure Rosette inwall is provided with insulating barrier 12.5；

Described low pressure wiring construction 13 includes low voltage electrical connectors 13.1, is fixedly installed conduction in described low voltage electrical connectors 13.1 Copper coin 12.2, described low voltage electrical connectors is provided with two screwed holes, is combined with fixing bolt 12.3 in screwed hole, described fixing The end of bolt is provided with fixed plate 12.4, under described fixed plate includes the insulation fixing plate 12.41 being positioned at upper strata and is positioned at The metal fixing plate 12.42 of layer, is fastened on low-pressure line-outgoing and low-voltage lead on conductive copper plate by fixed plate, described low pressure Rosette inwall is provided with insulating barrier 12.5；

Described conservator 3 includes conservator shell 3.1, conservator inner bag 3.2 and is positioned at clearance layer 3.3 between the two, described Being filled with coolant in clearance layer, described conservator is provided with oil-in and oil-out, described oil-in is with oil-out respectively Inside pipeline communication to transformer-cabinet, described oil-in is provided with in line check valve 3.4, and described oil-out is arranged There is oil outlet one-way valve 3.5, between described oil outlet one-way valve and transformer-cabinet, be additionally provided with filtration 3.6, described filtration Structure includes glass layer 3.61 and the hollow support tube 3.62 being embedded in glass layer, described hollow support tube Top be hatch frame, bottom is enclosuring structure, and described hollow support tube is provided with some through holes 3.63, described conservator Inner bag is additionally provided with liquid level sensor 3.7 and pressure transducer 3.8, described conservator is additionally provided with explosion stack 3.9, described Being arranged with metal system buffering cavity 3.10 outside explosion stack, described metal system buffering cavity connects metal making flow tube 3.11, Described metal making flow tube connects containing case 3.12, and described containing case is provided with pressure relief opening, arranges at described pressure relief opening Airstrainer 3.13, described liquid level sensor 3.7 and pressure transducer 3.8 is had to be all connected to microcontroller 15；

Described broken thread detector 14 includes divider resistance 14.1 and photoelectrical coupler 14.2, described divider resistance 14.1 and light Being connected to the outlet line of transformator after electric coupler 14.2 series connection, the signal output part of photoelectrical coupler 14.2 is connected to micro-control Device 15 processed；

Described microcontroller 15 is also associated with GPS positioning chip 16, GPRS remote alarms module 17 and memorizer 18；

Described seal gasket is made up of the raw material of following weight portion:

Stearic acid 7 parts, glass fibre 0.55 part, Kaolin 0.78 part, silica white 0.64 part, glass putty 0.84 part, white carbon black 0.42 part, Mica powder 0.56 part, bisphenol-A 0.49 part, polyamide 0.37 part, silicones 0.67 part, isocyanide resin 0.66 part, paraffin oil 0.48 part, 0.51 part of sulfur, aromatic naphtha 0.35 part.

The protection device of the outdoor transformer in the present embodiment also includes high-tension line electrified display interlock apparatus, this height Line ball road electrified display interlock apparatus includes that, for the induction apparatus that induction line is the most charged, described induction apparatus is with controller even Connecing, described controller is connected with alarm and wireless communication module by alarm control circuit, described controller also with Memory module in storage line current change connects, and has interface module to be connected with described controller, it addition, controller also divides It is not connected with solar panel and display.Described wireless communication module is 3G or 4G wireless communication module.Described connects Mouth die block is RS485 Yu RS23 interface.Described controller is connected with clock module.

Described induction apparatus is two, and the first induction apparatus is connected with controller, and the second induction apparatus passes through ON-OFF control circuit It is connected with controller.Described ON-OFF control circuit includes first audion VT1, and the base stage of first audion VT1 is passed through First resistance R1 is connected with controller, and the colelctor electrode of the colelctor electrode of first audion VT1 and second audion VT2 connects, The base stage of the emitter stage of first audion VT1 and second audion VT2 connects, and the base stage of first audion VT1 is passed through First electric capacity C1 and second audion VT2 colelctor electrode connect, the grounded emitter of second audion VT2, second The colelctor electrode of audion VT2 is connected by second resistor R2 and+VCC, and the colelctor electrode of second audion VT2 passes through the 3rd The base stage of resistance R3 and the 3rd audion VT3 connects, and the emitter stage of the 3rd audion VT3 is connected with+VCC, the 3rd three The colelctor electrode of pole pipe VT3 passes through first relay K 1 ground connection, has first diode D1 with the first described relay K 1 also Connection, the normally opened contact K1-1 of the first relay K 1 is connected between the second induction apparatus and controller, has the 4th resistance with described First relay K 1 is in parallel, has a display lamp LED to connect with the 4th described resistance R4.

Described alarm control circuit includes the 4th audion VT4, and the base stage of the 4th audion VT4 is with controller even Connecing, the colelctor electrode of the 4th audion VT4 is connected by the 5th resistance R5 and+VCC, the emitter stage of the 4th audion VT4 and The base stage of the 5th audion VT5 connects, and the colelctor electrode of the colelctor electrode of the 4th audion VT4 and the 5th audion VT5 is even Connecing, the emitter stage of the 5th audion VT5 and ground connection, the colelctor electrode of the 5th audion VT5 passes through the 6th resistance R6 and the 6th The base stage of individual audion VT6 connects, and the colelctor electrode of the 6th audion VT6 is connected by the 7th resistance R7 and+VCC, the 6th The emitter stage of audion VT6 passes through the 8th resistance R8 ground connection, the emitter stage of the 6th audion VT6 and the 7th audion VT7 Emitter stage connect, the colelctor electrode of the 6th audion VT6 is by the base stage of the 9th resistance R9 and the 7th audion VT7 company Connecing, the second electric capacity C2 and the 9th resistance R9 are in parallel, and the base stage of the 7th audion VT7 passes through the tenth resistance R10 ground connection, the 7th The colelctor electrode of audion VT7 is connected by the 11st resistance R11 and+VCC, and the colelctor electrode of the 7th audion VT7 passes through the 3rd The base stage of electric capacity C3, second diode D2, the 4th electric capacity C4 and the 8th audion VT8 connects, second diode D2's Negative pole is connected by the 12nd resistance R12 and+VCC, and the positive pole of second diode D2 is by the 13rd resistance R13 and+VCC even Connect, the 8th audion VT8 emitter stage and the 9th audion VT9 emitter stage connect, the base of the 9th audion VT9 Pole is connected by the 14th resistance R14 and+VCC, the base stage of the 9th audion VT9 by the 15th resistance R15 ground connection, the 9th The emitter stage of individual audion VT9 passes through the 16th resistance R16 ground connection, and the base stage of the 8th audion VT8 passes through the 17th resistance R17 and+VCC is connected, and the base collector of the 8th audion VT8 is connected by the 18th resistance R18 and+VCC, the 8th three The colelctor electrode of pole pipe VT8 is connected by the base stage of the 19th resistance R19, the first stabilivolt VD1 and the tenth audion VT10, the The base stage of ten audion VT10 pass through the 20th resistance R20 ground connection, the grounded emitter of the tenth audion VT10, the tenth The colelctor electrode of individual audion VT10 is connected with+VCC by the second relay J 2, has the 3rd diode D3 and the second relay K 2 Parallel connection, the normally opened contact K2-1 of the second relay K 2 is connected with power supply after connecting with wireless communication module, alarm and nothing Line communication module is in parallel.Second relay K 2 is auxiliary reclay.

In the present embodiment, described metal sliding rail is copper slide rail.

In the present embodiment, described metal block is copper slide block.

In the present embodiment, described sheet metal is copper sheet metal.

In other embodiments, described seal gasket is made up of the raw material of following weight portion:

Stearic acid 5 parts, glass fibre 0.4 part, Kaolin 0.6 part, silica white 0.5 part, glass putty 0.7 part, white carbon black 0.3 part, Muscovitum 0.3 part of powder, bisphenol-A 0.4 part, polyamide 0.3 part, silicones 0.5 part, isocyanide resin 0.4 part, paraffin oil 0.3 part, sulfur Sulphur 0.3 part, aromatic naphtha 0.2 part.

In other embodiments, described seal gasket is made up of the raw material of following weight portion:

Stearic acid 10 parts, glass fibre 0.8 part, Kaolin 1.2 parts, silica white 1.2 parts, glass putty 0.9 part, white carbon black 0.6 part, Muscovitum 0.7 part of powder, bisphenol-A 0.8 part, polyamide 0.6 part, silicones 1 part, isocyanide resin 0.9 part, paraffin oil 0.8 part, sulfur 0.6 part, aromatic naphtha 0.5 part.

Only the preferred embodiment of the present invention disclosed above, but the present invention is not limited to this, any this area What technical staff can think does not has a creative change, and the some improvement made without departing from the principles of the present invention and Retouching, all should be within the scope of the present invention.

Claims (7)

1. a protection device for outdoor transformer, including transformer-cabinet, transformer box cover, fills out in described transformer tank body It is filled with transformer oil, described transformer tank lid is provided with conservator, it is characterised in that:

Transformer box cover is fastened on transformer-cabinet by anti-theft bolt, is provided with between transformer box cover and transformer-cabinet Alarm and protection structure, is additionally provided with seal gasket between transformer box cover and transformer-cabinet；

High-voltage terminal sleeve pipe and low-pressure line-outgoing sleeve pipe it is additionally provided with, before and after described transformer-cabinet two on described transformer tank lid Side is provided with main radiating tube, and the left and right sides of described transformer-cabinet is provided with auxiliary-radiating structure；

The sidewall bottom of described transformer-cabinet is provided with antitheft fuel outlet valve；

The bottom of described transformer-cabinet is provided with bumper and absorbing shock structure；

This transformator also includes the high-voltage connection structure for connection transformer high-voltage terminal Yu high-voltage connection, and is used for connecting Transformer low voltage outlet and the low pressure wiring construction of low-voltage lead；

This transformator also includes broken thread detector；

Described anti-theft bolt includes nut, screw rod and is embedded at the nut in transformer tank body, and described screw rod leads to nut Crossing threaded engagement to connect, described nut is cylindrical nut, along radially uniform point of nut on the side of described cylindrical nut Being furnished with three protuberant bars, the distal end faces of described screw rod is provided with cross-shaped aperture groove, and this anti-theft bolt also includes being arranged at change Pyramid in depressor casing, described pyramid can extend in the cross-shaped aperture groove of screw rod end；

Described alarm and protection structure includes that caging bolt and spacing collar, described caging bolt embed in spacing collar, both Being connected by threaded engagement, the inwall of spacing collar is provided with vertical metal guide rail and bracing frame, described vertical metal is led Rail and bracing frame are oppositely arranged, and described bracing frame is provided with sheet metal, and described sheet metal is upper with vertical metal guide rail Edge is concordant, and the bottom of described caging bolt is provided with connecting rod, and described connecting rod is fixedly connected with metal block, described Vertical metal guide rail and sheet metal are cascaded by battery and current sensor, and described current sensor connects micro-control Device processed；

Described high-voltage terminal sleeve pipe includes bushing body, is filled with transformer oil, high pressure in bushing Body Lumen The top of sleeve body is provided with baffle plate, is provided with perforate in the middle of described baffle plate, and the inwall of described perforate is embedded ring packing to be prevented Water cushion block, described baffle plate is sloping baffle, near the side of ring packing collision mat higher than near the one of bushing body Side, is provided with conduction hole on the baffle plate of bushing body side, and conduction hole is communicated to bushing originally by drainage tube External body, bushing body lower part is provided with mounting flange, and the bushing body periphery being positioned at below mounting flange is arranged Having waterproof grommet, the bushing body above mounting flange is provided with hollow full skirt, described mounting flange connects to be had admittedly Fixed rack, described fixed support is fixedly installed on transformer tank lid；

Described low-pressure line-outgoing sleeve pipe includes low-tension bushing body, 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, is provided with perforate in the middle of described baffle plate, and the inwall of described perforate is embedded The waterproof cushion block of ring packing, described baffle plate is sloping baffle, near the side of ring packing collision mat higher than near low gland The side of tube body, is provided with conduction hole on the baffle plate of low-tension bushing body side, and conduction hole is communicated to by drainage tube Low-tension bushing body exterior, described low-tension bushing body lower part is provided with mounting flange, is positioned at the low pressure of below mounting flange Sleeve body periphery is provided with waterproof grommet, and the low-tension bushing body above mounting flange is provided with hollow full skirt, described Mounting flange connects has fixed support, described fixed support to be fixedly installed on transformer tank lid；

Described auxiliary-radiating structure includes assisting flowline and auxiliary oil inlet pipe, described auxiliary flowline and auxiliary oil inlet pipe Between be provided with radiator coil tube, described radiator coil tube is positioned at vaporizer, described vaporizer outer wall is provided with thermal insulation layer, institute The entrance stating vaporizer has compressor by pipeline connection, and the outlet of described vaporizer is connected by pipeline choke valve, described Choke valve connect and have a condenser, described condenser connects on compressor, described auxiliary flowline and auxiliary oil inlet pipe all Being provided with electromagnetic valve, described compressor is connected to power supply by electromagnetic relay, and this auxiliary-radiating structure also includes setting The temperature sensor being placed on transformer-cabinet, described electromagnetic valve, electromagnetic relay and temperature sensor are all connected to micro- Controller；

Described antitheft fuel outlet valve includes valve body and bonnet, and described valve body is provided with screw thread, and described bonnet is cylindrical bonnet, " T-shaped " groove on described cylindrical bonnet, the end of described valve body is fixedly installed rubber sealing block；

Described bumper and absorbing shock structure includes the base being arranged at bottom transformer-cabinet, and is fixed on ground base plate, Being additionally provided with elastic cord breaker between described base and transformer-cabinet, be provided with locating dowel below described base, described determines Position post matches with the abutment sleeve arranged on base plate, and described abutment sleeve inwall is provided with skid resistant course, described abutment sleeve Inside being additionally provided with compressing gasbag, one end of described compressing gasbag connects locating dowel, and the other end is fixed on bottom abutment sleeve；

Described high-voltage connection structure includes high-voltage connection box, is fixedly installed conductive copper plate in described high-voltage connection box, described Being provided with two screwed holes on high-voltage connection box, be combined with fixing bolt in screwed hole, the end of described fixing bolt is provided with Fixed plate, described fixed plate includes being positioned at the insulation fixing plate on upper strata and being positioned at the metal fixing plate of lower floor, passes through fixed plate High-voltage terminal and high-voltage connection being fastened on conductive copper plate, described high-voltage connection box inwall is provided with insulating barrier；

Described low pressure wiring construction includes low voltage electrical connectors, is fixedly installed conductive copper plate in described low voltage electrical connectors, described Being provided with two screwed holes on low voltage electrical connectors, be combined with fixing bolt in screwed hole, the end of described fixing bolt is provided with Fixed plate, described fixed plate includes being positioned at the insulation fixing plate on upper strata and being positioned at the metal fixing plate of lower floor, passes through fixed plate Low-pressure line-outgoing and low-voltage lead being fastened on conductive copper plate, described low voltage electrical connectors inwall is provided with insulating barrier；

Described conservator includes conservator shell, conservator inner bag and is positioned at clearance layer between the two, fills out in described clearance layer Being filled with coolant, described conservator is provided with oil-in and oil-out, described oil-in and oil-out are respectively by pipeline even Passing to inside transformer-cabinet, described oil-in is provided with in line check valve, and described oil-out is provided with oil outlet one-way valve, Be additionally provided with filtration between described oil outlet one-way valve and transformer-cabinet, described filtration include glass layer with And the hollow support tube being embedded in glass layer, the top of described hollow support tube is hatch frame, and bottom is sealing Structure, described hollow support tube is provided with some through holes, is additionally provided with liquid level sensor and pressure in described conservator inner bag Sensor, described conservator is additionally provided with explosion stack, is arranged with metal system buffering cavity, described metal outside described explosion stack System buffering cavity connects metal making flow tube, and described metal making flow tube connects containing case, and described containing case is arranged Having pressure relief opening, be provided with airstrainer at described pressure relief opening, described liquid level sensor and pressure transducer are all connected to micro- Controller；

After described broken thread detector includes divider resistance and photoelectrical coupler, described divider resistance and photoelectrical coupler series connection Being connected to the outlet line of transformator, the signal output part of photoelectrical coupler is connected to microcontroller；

Described microcontroller is also associated with GPS positioning chip, GPRS remote alarms module and memorizer；

Described seal gasket is made up of the raw material of following weight portion:

Stearic acid 5-10 part, glass fibre 0.4-0.8 part, Kaolin 0.6-1.2 part, silica white 0.5-1.2 part, glass putty 0.7- 0.9 part, white carbon black 0.3-0.6 part, mica powder 0.3-0.7 part, bisphenol-A 0.4-0.8 part, polyamide 0.3-0.6 part, silicon tree Fat 0.5-1 part, isocyanide resin 0.4-0.9 part, paraffin oil 0.3-0.8 part, sulfur 0.3-0.6 part, aromatic naphtha 0.2-0.5 part；

The protection device of this outdoor transformer also includes high-tension line electrified display interlock apparatus, this electrified display interlock apparatus Including the induction apparatus the most charged for induction line, described induction apparatus is connected with controller, and described controller is by report Alert control circuit is connected with alarm and wireless communication module, described controller also be used for storing that line current changes deposits Storage module connects, and has interface module to be connected with described controller, and controller connects with solar panel and display the most respectively Connect；Described wireless communication module is 3G or 4G wireless communication module；Described interface module is RS485 Yu RS23 interface；Institute The controller stated is connected with clock module；

Described induction apparatus is two, and the first induction apparatus is connected with controller, and the second induction apparatus passes through ON-OFF control circuit and control Device processed connects；

Described ON-OFF control circuit includes first audion VT1, and the base stage of first audion VT1 passes through the first resistance R1 Being connected with controller, the colelctor electrode of the colelctor electrode of first audion VT1 and second audion VT2 connects, first three pole The base stage of the emitter stage of pipe VT1 and second audion VT2 connects, and the base stage of first audion VT1 passes through the first electric capacity C1 With second audion VT2 colelctor electrode be connected, the grounded emitter of second audion VT2, second audion VT2's Colelctor electrode is connected by second resistor R2 and+VCC, and the colelctor electrode of second audion VT2 passes through the 3rd resistance R3 and the The base stage of three audion VT3 connects, and the emitter stage of the 3rd audion VT3 is connected with+VCC, the collection of the 3rd audion VT3 Electrode passes through first relay K 1 ground connection, has first diode D1 in parallel with the first described relay K 1, the first relay The normally opened contact K1-1 of device K1 is connected between the second induction apparatus and controller, has the 4th resistance and the first described relay K 1 Parallel connection, has a display lamp LED to connect with the 4th described resistance R4；

Described alarm control circuit includes the 4th audion VT4, and the base stage of the 4th audion VT4 is connected with controller, The colelctor electrode of the 4th audion VT4 is connected by the 5th resistance R5 and+VCC, the emitter stage and the 5th of the 4th audion VT4 The base stage of individual audion VT5 connects, and the colelctor electrode of the colelctor electrode of the 4th audion VT4 and the 5th audion VT5 connects, the The emitter stage of five audion VT5 and ground connection, the colelctor electrode of the 5th audion VT5 passes through the 6th resistance R6 and the 6th three poles The base stage of pipe VT6 connects, and the colelctor electrode of the 6th audion VT6 is connected by the 7th resistance R7 and+VCC, the 6th audion The emitter stage of VT6 passes through the 8th resistance R8 ground connection, the emitter stage of the 6th audion VT6 and the transmitting of the 7th audion VT7 Pole connects, and the colelctor electrode of the 6th audion VT6 is connected by the base stage of the 9th resistance R9 and the 7th audion VT7, and second Electric capacity C2 and the 9th resistance R9 is in parallel, and the base stage of the 7th audion VT7 passes through the tenth resistance R10 ground connection, the 7th audion The colelctor electrode of VT7 is connected by the 11st resistance R11 and+VCC, the colelctor electrode of the 7th audion VT7 pass through the 3rd electric capacity C3, The base stage of second diode D2, the 4th electric capacity C4 and the 8th audion VT8 connects, and the negative pole of second diode D2 passes through 12nd resistance R12 and+VCC is connected, and the positive pole of second diode D2 is connected by the 13rd resistance R13 and+VCC, and the 8th Individual audion VT8 emitter stage and the 9th audion VT9 emitter stage connect, the base stage of the 9th audion VT9 is passed through 14th resistance R14 and+VCC is connected, and the base stage of the 9th audion VT9 passes through the 15th resistance R15 ground connection, the 9th three poles The emitter stage of pipe VT9 pass through the 16th resistance R16 ground connection, the base stage of the 8th audion VT8 by the 17th resistance R17 with+ VCC connects, and the base collector of the 8th audion VT8 is connected by the 18th resistance R18 and+VCC, the 8th audion The colelctor electrode of VT8 is connected by the base stage of the 19th resistance R19, the first stabilivolt VD1 and the tenth audion VT10, the tenth The base stage of audion VT10 pass through the 20th resistance R20 ground connection, the grounded emitter of the tenth audion VT10, the tenth three The colelctor electrode of pole pipe VT10 is connected with+VCC by the second relay J 2, has the 3rd diode D3 and the second relay K 2 also Connection, the normally opened contact K2-1 of the second relay K 2 is connected with power supply after connecting with wireless communication module, and alarm is with wireless Communication module is in parallel；Second relay K 2 is auxiliary reclay.

The protection device of a kind of outdoor transformer the most according to claim 1, it is characterised in that: described metal sliding rail is Copper slide rail.

The protection device of a kind of outdoor transformer the most according to claim 1 and 2, it is characterised in that: described metal is sliding Block is copper slide block.

The protection device of a kind of outdoor transformer the most according to claim 3, it is characterised in that: described sheet metal is copper Sheet metal processed.

The protection device of a kind of outdoor transformer the most according to claim 4, it is characterised in that: described seal gasket by The raw material composition of following weight portion:

Stearic acid 5 parts, glass fibre 0.4 part, Kaolin 0.6 part, silica white 0.5 part, glass putty 0.7 part, white carbon black 0.3 part, Muscovitum 0.3 part of powder, bisphenol-A 0.4 part, polyamide 0.3 part, silicones 0.5 part, isocyanide resin 0.4 part, paraffin oil 0.3 part, sulfur Sulphur 0.3 part, aromatic naphtha 0.2 part.

The protection device of a kind of outdoor transformer the most according to claim 4, it is characterised in that: described seal gasket by The raw material composition of following weight portion:

Stearic acid 10 parts, glass fibre 0.8 part, Kaolin 1.2 parts, silica white 1.2 parts, glass putty 0.9 part, white carbon black 0.6 part, Muscovitum 0.7 part of powder, bisphenol-A 0.8 part, polyamide 0.6 part, silicones 1 part, isocyanide resin 0.9 part, paraffin oil 0.8 part, sulfur 0.6 part, aromatic naphtha 0.5 part.

The protection device of a kind of outdoor transformer the most according to claim 4, it is characterised in that: described seal gasket by The raw material composition of following weight portion:

Stearic acid 7 parts, glass fibre 0.55 part, Kaolin 0.78 part, silica white 0.64 part, glass putty 0.84 part, white carbon black 0.42 part, Mica powder 0.56 part, bisphenol-A 0.49 part, polyamide 0.37 part, silicones 0.67 part, isocyanide resin 0.66 part, paraffin oil 0.48 part, 0.51 part of sulfur, aromatic naphtha 0.35 part.