CN207558520U - A kind of moisture-proof easy-maintaining tranformer protection cabinet - Google Patents

Abstract

The utility model discloses a kind of moisture-proof easy-maintaining tranformer protection cabinets, including rain-proof shed, cabinet, cabinet door, transformer and ground strip, ventilation hole is opened in rain-proof shed lower section, furred ceiling is installed below ventilation hole, three-terminal polarized plus plug is installed on the right side of furred ceiling, temperature controller is installed below three-terminal polarized plus plug, Moisture-absorption sheet is installed on the inside of cabinet door, the top of transformer is equipped with pressure relief valve, conservator is installed on the right side of pressure relief valve, the lower end of conservator is fixedly connected with moisture absorption bottle, gas relay is installed on the left of transformer, ground wire is installed on the left of cabinet, the left inside side bottom of cabinet is provided with low-voltage capacitance compensating cabinet.Cabinet door and space in cabinet sealed cabinet, and Moisture-absorption sheet possesses bamboo charcoal interlayer, flowing water vapour can voluntarily be combed, the overall structure of sealing can significantly prevent extraneous pollutant from entering in transformer, the Moisture-absorption sheet installed additional simultaneously can prevent inside transformer ponding or oil oxidation from reducing the service life with stop portions external world steam.

Description

A kind of moisture-proof easy-maintaining tranformer protection cabinet

Technical field

The utility model is related to protection equipment for transformer technical field, specially a kind of moisture-proof easy-maintaining tranformer protection Cabinet.

Background technology

Tranformer protection cabinet is a kind of common protection equipment for transformer, is widely used in industry.

Tranformer protection case is mostly installed at open air and is generally all located at not easy-operating place, and existing guard box is being grasped As when the door that is required for opening on babinet could be safeguarded, monitored or be recorded data to internal equipment, this causes outside Pollutant easily enters transformer very much, causes the destruction that can not be retrieved.

Utility model content

The purpose of this utility model is to provide a kind of moisture-proof easy-maintaining tranformer protection cabinet, to solve above-mentioned background skill The problems such as not easy care proposed in art, external contaminants is easily accessible transformer.

To achieve the above object, the utility model provides following technical solution：A kind of moisture-proof easy-maintaining tranformer protection Cabinet, including rain-proof shed, cabinet, cabinet door, transformer and ground strip, ventilation hole, the ventilation have been opened in the rain-proof shed lower section Furred ceiling below hole is installed, three-terminal polarized plus plug on the right side of the furred ceiling is installed, temperature control is installed below the three-terminal polarized plus plug Instrument is equipped with Moisture-absorption sheet on the inside of the cabinet door, and the top of the transformer is equipped with pressure relief valve, the pressure relief valve Right side conservator is installed, the lower end of the conservator is fixedly connected with moisture absorption bottle, gas is installed on the left of the transformer Body relay is equipped with ground wire on the left of the cabinet, and the left inside side bottom of the cabinet is provided with low-voltage capacitance compensating cabinet, Low pressure inlet-outlet line cabinet above the low-voltage capacitance compensating cabinet is installed, high pressure is provided with above the low pressure inlet-outlet line cabinet Cabinet.

Further, the ventilation hole is equally spaced, and exhaust fan is equipped in furred ceiling rain-proof shed lower section is intensive.

Further, the temperature controller connects transformer, exposed to have thermometer, and is built-in with memory chip.

Further, the pressure relief valve and gas relay can oil pressure pneumatics in coordinated regulation transformer.

Further, the ground strip and ground wire are respectively turned on transformer and cabinet.

Further, the cabinet door and space in cabinet sealed cabinet, and Moisture-absorption sheet possesses bamboo charcoal interlayer, can voluntarily comb stream Steam.

Compared with prior art, the beneficial effects of the utility model are：Ventilation hole is equally spaced rain-proof shed lower section is intensive, And exhaust fan is installed in furred ceiling, ventilation hole is used for in protection cabinet cooling down, and take a breath in cabinet over time, it is ensured that cabinet Interior air is totally fresh, prevents pollutant from degenerating cabinet inner part, temperature controller connects transformer, exposed to have thermometer, and is built-in with Memory chip, temperature controller can be more than or low regulating and controlling temperature when crossing normal interval to ensure transformer energy in inside transformer oil temperature Enough smoothly runnings, while oil temperature and oil pressure variation can be recorded on internal memorization COMS clip by temperature controller, and worker is facilitated to look into It sees and understands transformer station high-voltage side bus situation, pressure relief valve and gas relay can oil pressure pneumatics, transformations in coordinated regulation transformer In the device course of work, probably due to certain mistakes generate high oil pressure and air, and pressure relief valve is forced open valve port after being pressurized Transformer oil is sprayed so as to discharge transformer oil and partial air extra in transformer, and gas relay is mounted on transformer tank On connecting leg between lid and conservator, when fuel tank oil leak or generation gas, gas relay connects signal and trip(ping) circuit, prevents Transformer fault aggravate or short circuit, ground strip and ground wire be respectively turned on transformer and cabinet, when protection cabinet cabinet electrification or it is interior During the electric leakage of portion structure, ground strip these can leak electric current imports underground, prevents staff's maintenance overhaul from accident occur, connects Ground wire then can prevent transformer damage, cabinet door and space in cabinet sealed cabinet, and inhale prominent by overall structure is protected when being struck by lightning Wet plate possesses bamboo charcoal interlayer, can voluntarily comb flowing water vapour, and the overall structure of sealing can significantly prevent extraneous pollution Object enters in transformer, while the Moisture-absorption sheet installed additional can prevent inside transformer ponding or oily oxygen with stop portions external world steam Change and reduce the service life.

Description of the drawings

Fig. 1 is the overall structure diagram of the utility model；

Fig. 2 is the outline drawing of the utility model；

In figure：1st, it is rain-proof shed；2nd, ventilation hole；3rd, furred ceiling；4th, three-terminal polarized plus plug；5th, temperature controller；6th, cabinet door；7th, Moisture-absorption sheet；8、 Moisture absorption bottle；9th, conservator；10th, pressure relief valve；11st, gas relay；12nd, ground strip；13rd, low pressure inlet-outlet line cabinet；14th, cabinet； 15th, transformer；16th, low-voltage capacitance compensating cabinet；17th, it is grounded；18th, high-voltage board.

Specific embodiment

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole Embodiment, based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work All other embodiments obtained shall fall within the protection scope of the present invention.

It please refers to Fig.1 to 2, the utility model provides a kind of technical solution：A kind of moisture-proof easy-maintaining tranformer protection cabinet, Including rain-proof shed 1, ventilation hole 2, furred ceiling 3, three-terminal polarized plus plug 4, temperature controller 5, cabinet door 6, Moisture-absorption sheet 7, moisture absorption bottle 8, conservator 9, pressure Relief valve 10, gas relay 11, ground strip 12, low pressure inlet-outlet line cabinet 13, cabinet 14, transformer 15, low-voltage capacitance compensating cabinet 16th, ground wire 17 and high-voltage board 18, ground strip 12 and ground wire 17 are respectively turned on transformer 15 and cabinet 14, when protection cabinet cabinet 14 electrification or internal structure leak electricity when, ground strip 12 these can be leaked electric current import underground, prevent staff repair inspection Existing accident is found, ground wire 17 then can prevent transformer 15 from damaging prominent by overall structure is protected when being struck by lightning, rain-proof shed 1 Ventilation hole 2 has been opened in lower section, and the lower section of ventilation hole 2 is equipped with furred ceiling 3, and ventilation hole 2 is intensive below rain-proof shed 1 to be equally spaced, And exhaust fan is installed in furred ceiling 3, ventilation hole 2 is used for in protection cabinet cooling down, and take a breath in cabinet over time, it is ensured that Air is totally fresh in cabinet, prevents pollutant from degenerating cabinet inner part, the right side of furred ceiling 3 is equipped with three-terminal polarized plus plug 4, three-terminal polarized plus plug 4 Lower section temperature controller 5 is installed, temperature controller 5 connects transformer 15, exposed to have thermometer, and is built-in with memory chip, temperature controller 5 Can be more than or low regulating and controlling temperature when crossing normal interval to ensure that transformer 15 can be transported smoothly in 15 inside oil temperature of transformer Make, while oil temperature and oil pressure variation can be recorded on internal memorization COMS clip by temperature controller 5, and worker is facilitated to check and understands change 15 operation conditions of depressor, the inside of cabinet door 6 are equipped with Moisture-absorption sheet 7, cabinet door 6 and space in 14 sealed cabinet of cabinet, and Moisture-absorption sheet 7 is gathered around There is bamboo charcoal interlayer, can voluntarily comb flowing water vapour, the overall structure of sealing can significantly prevent extraneous pollutant from entering In transformer 15, while the Moisture-absorption sheet 7 installed additional can prevent 15 inside ponding of transformer or oil oxidation with stop portions external world steam The service life is reduced, the top of transformer 15 is equipped with pressure relief valve 10, and the right side of pressure relief valve 10 is equipped with conservator 9, conservator 9 Lower end be fixedly connected with moisture absorption bottle 8, the left side of transformer 15 is installed with gas relay 11, and pressure relief valve 10 is gentle Body relay 11 can oil pressure pneumatics in coordinated regulation transformer 15, in 15 course of work of transformer, probably due to certain mistake productions Raw high oil pressure and air, and pressure relief valve 10 is forced open valve port and sprays transformer oil so as to discharge in transformer 15 after being pressurized Extra transformer oil and partial air, gas relay 11 are mounted on the connecting leg between 15 case lid of transformer and conservator 9, when When fuel tank oil leak or generation gas, gas relay 11 connects signal and trip(ping) circuit, prevents the exacerbation or short of 15 failure of transformer It connects, the left side of cabinet 14 is equipped with ground wire 17, and the left inside side bottom of cabinet 14 is provided with low-voltage capacitance compensating cabinet 16, low tension The top of capacitance compensating cabinet 16 is equipped with low pressure inlet-outlet line cabinet 13, and the top of low pressure inlet-outlet line cabinet 13 is provided with high-voltage board 18.

Operation principle：First, 15 inside of transformer is added in into clean transformer oil, cover case lid and installs conservator 9, inhales Then wet bottle 8 and gas relay 11 install pressure relief valve 10 on case top and take out locking plate, while left side cloth is set low in cabinet Outgoing line cabinet 13, low-voltage capacitance compensating cabinet 16 and high-voltage board 18 are pressed into, ground strip 12 is then installed in 14 bottom of cabinet and in side It plugs into ground wire 17, after fixing cabinet door 6 and Moisture-absorption sheet 7, temperature controller 5 is connected on transformer 15, is finally pacified on rain-proof shed 1 Fill furred ceiling 3, and furred ceiling 3 connected into three-terminal polarized plus plug 4, cover rain-proof shed 1, complete installation, transformer 15 in the process of running, temperature Extreme variation can influence the ability to work of transformer 15, temperature controller 5 can adjust the work of transformer 15 to a certain extent Temperature simultaneously records the course of work, facilitates maintenance overhaul, because certain failures cause internal oil pressure to increase and generate air, pressure is released It puts, 10, which are pressurized, squeezes valve ejection transformer oil and air, while the oil pressure raising in transformer 15 of gas relay 11 is not dropped When tripping home loop and signal will be sent out staff is waited for come to repair, the cabinet door 6 and Moisture-absorption sheet 7 of sealing can prevent outer Boundary's pollutant and steam, which enter transformer 15, leads to failure and corruption, and rain-proof shed upper 1 furred ceiling 3 can regularly replace empty in cabinet Gas prevents from damaging due to pollutant is degenerated in cabinet, and for the safety of maintenance personnel, protection cabinet is mounted on connecing in back side and bottom Ground component prevents surface residual electric current from being damaged to worker.

Although there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art, can A variety of variations can carry out these embodiments in the case of the principle and spirit for not departing from the utility model with understanding, repair Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of moisture-proof easy-maintaining tranformer protection cabinet, including rain-proof shed（1）, cabinet（14）, cabinet door（6）, transformer（15） And ground strip（12）, it is characterised in that：It is described rain-proof shed（1）Lower section opened ventilation hole（2）, the ventilation hole（2）Under Side is equipped with furred ceiling（3）, the furred ceiling（3）Right side three-terminal polarized plus plug is installed（4）, the three-terminal polarized plus plug（4）Lower section installation There is temperature controller（5）, the cabinet door（6）Inside Moisture-absorption sheet is installed（7）, the transformer（15）Top pressure be installed release Put valve（10）, the pressure relief valve（10）Right side conservator is installed（9）, the conservator（9）Lower end be fixedly connected with suction Wet bottle（8）, the transformer（15）Left side be installed with gas relay（11）, the cabinet（14）Left side be equipped with Ground wire（17）, the cabinet（14）Left inside side bottom be provided with low-voltage capacitance compensating cabinet（16）, the low-voltage capacitance compensating Cabinet（16）Top low pressure inlet-outlet line cabinet is installed（13）, the low pressure inlet-outlet line cabinet（13）Top be provided with high-voltage board （18）.

2. a kind of moisture-proof easy-maintaining tranformer protection cabinet according to claim 1, it is characterised in that：The ventilation hole （2）Rain-proof shed（1）Lower section is intensive to be equally spaced, and exhaust fan is equipped in furred ceiling.

3. a kind of moisture-proof easy-maintaining tranformer protection cabinet according to claim 1, it is characterised in that：The temperature controller （5）Connect transformer（15）, it is exposed to have thermometer, and it is built-in with memory chip.

4. a kind of moisture-proof easy-maintaining tranformer protection cabinet according to claim 1, it is characterised in that：The pressure release Valve（10）And gas relay（11）It can oil pressure pneumatics in coordinated regulation transformer.

5. a kind of moisture-proof easy-maintaining tranformer protection cabinet according to claim 1, it is characterised in that：The ground strip and Ground wire is respectively turned on transformer（15）And cabinet（14）.

6. a kind of moisture-proof easy-maintaining tranformer protection cabinet according to claim 1, it is characterised in that：The cabinet door（6） With cabinet（14）Space in sealed cabinet, and Moisture-absorption sheet（7）Possess bamboo charcoal interlayer, can voluntarily comb flowing water vapour.