CN115938744B - Dampproofing corrosion-resistant energy-saving buried transformer - Google Patents

Abstract

The invention discloses a dampproof and corrosion-resistant energy-saving buried transformer, and relates to the technical field of buried transformers. Including transformer underground assembly, install inside the concrete pit, transformer underground assembly includes transformer main part, main part elevating system, pit waterlogging drainage mechanism and main part cooling body, main part elevating system is including the bottom plate that is used for installing the transformer main part, the quick detach coupling mechanism that is used for connecting bottom plate and transformer main part and activity set up in the inside screw that just quantity is not less than one of bottom plate. Can realize monitoring the inside water level of pit through pit waterlogging drainage mechanism, when appearing a small amount of water, can directly take out, when the infiltration is more, promote bottom plate and transformer main part through actuating mechanism, avoid soaking, the condition that corrodes to appear, and can dry moist pit through hot-blast drying mechanism fast, put into use as early as possible, reduce maintenance time, guaranteed the usability of the device.

Description

Dampproofing corrosion-resistant energy-saving buried transformer

Technical Field

The invention relates to the technical field of buried transformers, in particular to a dampproof and corrosion-resistant energy-saving buried transformer.

Background

The buried transformer is divided into an overground part and an underground part, is suitable for urban environments (installed in basements or cellars), is especially suitable for densely populated central cities, is characterized in that the buried transformer is divided into the overground part and the underground part, the body of the buried transformer is installed in a pit constructed by concrete, the ground surface space is not occupied, a high-voltage sleeve well and a low-voltage terminal, a high-voltage load switch and a backup fuse, a pluggable lightning arrester, a pressure release valve, a vacuum pressure gauge, temperature control and oil level indication are installed on the buried transformer and a box cover, and all the accessories can be observed and operated on the ground. The oil tank is made of stainless steel, and the full-sealing structure and the tank edge sealing welding structure reduce the sealing area as much as possible, so that the oil tank can safely run for a long time in a special environment in the ground.

The buried transformer is applied to the market for many years, equipment aging and poor drainage of drainage pipelines and drainage in many places are caused, water accumulation and waterlogging occur in the case of heavy rainy weather, the conventional buried transformer does not have the functions of lifting and drainage, when waterlogging occurs, the buried transformer is soaked in the pit for a long time and water in the pit is discharged, the pit needs to be dried to be used, otherwise, internal moisture aggravates corrosion to the transformer, the service performance of the transformer is severely reduced, subsequent power supply work cannot be stably operated, the pit drying process is slow, the maintenance process of the transformer due to waterlogging is long and tedious, and the influence on a power supply line is also large.

Disclosure of Invention

In order to achieve the above purpose, the present invention provides the following technical solutions: a moisture and corrosion resistant energy efficient buried transformer comprising:

the transformer underground assembly is arranged in the concrete pit and comprises a transformer main body, a main body lifting mechanism, a pit waterlogging drainage mechanism and a main body heat dissipation mechanism, wherein the main body lifting mechanism comprises a bottom plate for installing the transformer main body, a quick-dismantling type connecting mechanism for connecting the bottom plate and the transformer main body and lead screws which are movably arranged in the bottom plate and are not less than one in number;

the pit waterlogging drainage mechanism comprises a water pumping pipeline with one end extending to the inside of the pit and a top plate arranged at the top of the transformer main body, a water pumping filter head is arranged at one end of the water pumping pipeline, impellers which are mutually driven are respectively arranged in and outside the water pumping filter head, a brush rod with one end extending to the surface of the water pumping filter head is arranged on the impeller positioned outside the water pumping filter head, and a hot air drying mechanism for drying the pit is arranged at the top of the top plate;

the main body radiating mechanism comprises an inner circulation radiating pipe and an outer circulation radiating pipe, wherein mounting plates are commonly mounted at two ends of the outer circulation radiating pipe, the mounting plates are embedded into the side wall of the pit, the inner circulation radiating pipe is mounted on the bottom plate, two groups of inner circulation radiating pipes are arranged, one ends of the two groups of inner circulation radiating pipes are respectively communicated with two ends of the outer circulation radiating pipe, the two groups of inner circulation radiating pipes are communicated with each other through auxiliary pipes, and the other ends of the two groups of inner circulation radiating pipes are respectively communicated with the top and the bottom of an inner oil cavity of the main body of the transformer;

The transformer overground assembly is installed at the top of the concrete pit, the transformer overground assembly comprises a decoration box body, a top cover arranged at the bottom of the decoration box body and a switch cabinet group arranged inside the decoration box body and electrically connected with a transformer main body, a lifting hole and a mounting cavity positioned in the lifting hole in a circle are formed in the top cover, the top plate is movably arranged in the lifting hole, and a driving mechanism used for driving a screw rod is arranged in the mounting cavity.

As a preferable technical scheme of the invention, the inner circulation radiating pipe and the outer circulation radiating pipe are connected through the corrosion-resistant hose, the length of the corrosion-resistant hose is larger than the height of the pit, an electromagnetic valve is arranged on the inner circulation radiating pipe close to the joint of the inner circulation radiating pipe and the corrosion-resistant hose, an electromagnetic valve is also arranged in the auxiliary pipe, epoxy anti-corrosion paint is sprayed on the outer circulation radiating pipe, the screw rod, the bottom plate and the outer part of the transformer main body, and a camera and an illuminating lamp are also arranged at the bottom of the top plate.

As a preferable technical scheme of the invention, the quick-release connecting mechanism comprises a guide rail fixedly arranged at the top of a bottom plate and fixed blocks fixedly arranged at two sides of the guide rail, a guide wheel is arranged in the guide rail in a sliding manner, the top of the guide wheel is fixedly connected with the bottom of the guide rail, and a driving cavity which is positioned below the guide rail and communicated with the two fixed blocks is formed in the bottom plate;

The inside symmetry of driving chamber is provided with two connecting rods, the connecting rod is L shape and the one end of two connecting rods runs through two fixed blocks respectively and extends to the both sides of guide rail, two the looks back of connecting rod all is provided with the pressure spring, the one end that the connecting rod is located guide rail one side is provided with inserted bar and the one end of inserted bar runs through the inside of guide rail and the activity peg graft in the shaft inside of guide pulley, in order to realize to the location of guide pulley.

As a preferable technical scheme of the invention, a driving block positioned between two connecting rods is movably arranged in the driving cavity through a spring, one end of the connecting rod, which faces the driving block, is provided with a guide wheel which is in sliding connection with one side of the driving block, a movable cavity for the reciprocating movement of the connecting rod is arranged in the fixed block, a first protection pad is arranged in the movable cavity, the inner part of the first protection pad is fixedly sleeved with the surface of the connecting rod, and the first protection pad is used for shielding the movable cavity;

the inside of driving chamber is provided with protection pad two and protection pad two's inside and the fixed surface of drive piece cup joint, protection pad two is used for sheltering from the driving chamber, the top and the bottom of drive piece all are provided with slide bar and the length of slide bar is less than the drive piece, the quantity of guide rail is two.

As a preferable technical scheme of the invention, two sliding grooves are formed in the top of the top cover, the bottom surface of the inner wall of each sliding groove is obliquely arranged, the distance between the two sliding grooves is consistent with the distance between the two guide rails, an L-shaped transmission cavity is formed in the bottom of the inner wall of each sliding groove, a push rod and a pressing block are movably arranged in the transmission cavity, and the top of each pressing block penetrates through the transmission cavity and extends to the inside of each sliding groove.

As a preferable technical scheme of the invention, pull grooves are formed in two sides of the inner wall of the transmission cavity, pull rods extending into the pull grooves are arranged in two sides of the ejector rod, a tension spring is arranged at one end of each pull rod, two inclined planes respectively abutting against the two connecting rods are arranged at one end of each driving block, an inclined plane for a transition guide wheel is arranged at one end of each connecting rod, facing the driving block, of each connecting rod, and the inclined planes are attached to the inclined planes of the driving blocks.

As a preferable technical scheme of the invention, the surface of the water pumping filter head is provided with at least one filter screen, one side of the brush rod is provided with brush hair which is attached to the filter screen, one end of the water pumping pipeline, which is far away from the water pumping filter head, is extended to the inside of the decorative box body, then is bent in an L shape and is extended to the outside of the decorative box body, the water pumping pipeline is further provided with a water pumping pump which is positioned in the decorative box body, the bottom plate is provided with a water level detection sensor III, and the water pumping pipeline is further provided with a water level detection sensor II which is positioned above the water level detection sensor I.

As a preferable technical scheme of the invention, the bottom of the top plate is connected with the top of the transformer main body through the supporting rod and the bolt, the hot air drying mechanism comprises a fan movably installed at the bottom of the top plate and a heating pipe installed inside the fan, a movable hole is formed in the top plate, an adjusting block is movably arranged in the movable hole, an adjusting rod is arranged at the bottom of the adjusting block, a strip hole is formed in the adjusting rod, a connecting column with one end extending to the inside of the strip hole is arranged at one side of the fan, and a metal filter plate is arranged in the top plate.

As a preferable technical scheme of the invention, the bottom of the top cover is fixedly provided with a supporting steel frame, the transformer main body and the bottom plate are both positioned in the supporting steel frame, the inner part of the top cover positioned outside the decorative box body is provided with an access cover, the periphery of the decorative box body is provided with hinged poster frames, and one side of the decorative box body facing the sliding groove is also provided with an access door.

As a preferable technical scheme of the invention, the top end of the screw rod extends to the inside of the installation cavity, the driving mechanism comprises a driving motor fixedly arranged in the installation cavity and a transmission piece for connecting the driving motor with one screw rod, two adjacent screw rods are mutually transmitted through the transmission piece, and a reinforcing block is further arranged in the installation cavity at the corner of the lifting hole.

Compared with the prior art, the invention provides the energy-saving buried transformer with dampproofing and corrosion resistance, which has the following beneficial effects:

1. this dampproofing corrosion-resistant energy-saving buried transformer through setting up transformer underground assembly and transformer overground assembly, can realize monitoring the inside water level of pit through pit waterlogging drainage mechanism, when appearing a small amount of water, can directly take out, and when the infiltration is more, promotes bottom plate and transformer main part through actuating mechanism, avoids soaking, the condition that corrodes appearing, and can be fast with moist pit stoving through hot-blast drying mechanism, put into use as early as possible, reduces the maintenance time, has guaranteed the usability of the device.

2. The dampproof and corrosion-resistant energy-saving buried transformer can take out the main body of the transformer from the inside of the decoration box body to be overhauled more conveniently through the quick-dismantling connecting mechanism by arranging the underground assembly of the transformer and the overground assembly of the transformer, does not need workers to go into the pit to be overhauled, has more convenient operation mode, can tread when the top plate is used for the workers to operate the switch cabinet group in daily life, is more stable to use,

drawings

FIG. 1 is a schematic diagram of a moisture-proof and corrosion-resistant energy-saving buried transformer according to the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

FIG. 3 is a schematic diagram of an external circulation radiating pipe of the moistureproof and corrosion-resistant energy-saving buried transformer;

FIG. 4 is a schematic diagram of a moisture-proof and corrosion-resistant energy-saving buried transformer according to the present invention;

FIG. 5 is an enlarged view of the structure at A in FIG. 4;

FIG. 6 is an enlarged view of the structure at B in FIG. 4;

FIG. 7 is a schematic diagram of a pumping filter head of a moisture-proof corrosion-resistant energy-saving buried transformer according to the present invention;

FIG. 8 is a cross-sectional view of a pumping filter head of a moisture-proof corrosion-resistant energy-saving buried transformer according to the present invention;

FIG. 9 is a cross-sectional view of a top plate structure of a moisture-proof and corrosion-resistant energy-saving buried transformer according to the present invention;

FIG. 10 is a cross-sectional view of a movable hole structure of a moisture-proof and corrosion-resistant energy-saving buried transformer according to the present invention;

FIG. 11 is a sectional view of a driving cavity structure of a moisture-proof and corrosion-resistant energy-saving buried transformer according to the present invention;

FIG. 12 is a schematic top view of a driving cavity structure of a moisture-proof and corrosion-resistant energy-saving buried transformer according to the present invention;

FIG. 13 is a schematic view of a lifting hole structure of a moisture-proof and corrosion-resistant energy-saving buried transformer according to the present invention;

FIG. 14 is a cross-sectional view of a transmission cavity of a moisture-proof and corrosion-resistant energy-saving buried transformer according to the present invention;

fig. 15 is a top view of a driving mechanism structure of a moistureproof and corrosion-resistant energy-saving buried transformer according to the present invention.

In the figure: 1. a transformer underground assembly; 11. a transformer body; 12. a main body lifting mechanism; 121. a bottom plate; 122. a quick-release connecting mechanism; 1221. a guide rail; 1222. a fixed block; 1223. a guide wheel; 1224. a first protection pad; 123. a screw rod; 124. a drive chamber; 125. a connecting rod; 1251. a pressure spring; 1252. a guide wheel; 126. a rod; 127. a driving block; 1271. a slide bar; 128. a second protective pad; 13. a pit waterlogging drainage mechanism; 131. a water pumping pipeline; 132. a top plate; 1321. a movable hole; 1322. an adjusting block; 1323. an adjusting rod; 1324. a slit hole; 1325. a metal filter plate; 1326. a rubber sleeve; 133. pumping water to filter the head; 134. an impeller; 135. a brush bar; 136. a filter screen; 137. a first water level detection sensor; 138. a second water level detection sensor; 14. a hot air drying mechanism; 141. a blower; 142. heating pipes; 143. a connecting column; 15. a main body heat dissipation mechanism; 151. an inner circulation radiating pipe; 152. an outer circulation radiating pipe; 153. a mounting plate; 154. an auxiliary tube; 155. a corrosion resistant hose; 2. a transformer ground assembly; 21. a decorative box body; 211. a poster frame; 212. an access door; 22. a top cover; 23. a switch cabinet group; 24. lifting holes; 25. a mounting cavity; 26. a driving mechanism; 261. a driving motor; 262. a transmission member; 27. a reinforcing block; 28. a chute; 281. a transmission cavity; 282. a push rod; 283. briquetting; 284. drawing a groove; 285. a pull rod; 286. a tension spring; 287. a control groove; 29. and supporting the steel frame.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-15, a moisture-proof and corrosion-resistant energy-saving buried transformer comprises a transformer underground assembly 1, wherein the transformer underground assembly 1 is installed inside a concrete pit, the transformer underground assembly 1 comprises a transformer main body 11, a main body lifting mechanism 12, a pit waterlogging drainage mechanism 13 and a main body heat dissipation mechanism 15, and the main body lifting mechanism 12 comprises a bottom plate 121 for installing the transformer main body 11, a quick-release connecting mechanism 122 for connecting the bottom plate 121 and the transformer main body 11, and a screw rod 123 which is movably arranged inside the bottom plate 121 and is not less than one in number.

The pit waterlogging drainage mechanism 13 includes that one end extends to the inside pumping pipeline 131 of pit and sets up in the roof 132 at transformer main part 11 top, pumping filter 133 is installed to pumping pipeline 131's last one end that is provided with water level detection sensor 137 and pumping pipeline 131, pumping filter 133's inside and outside are provided with mutual drive's impeller 134 respectively, are located pumping filter 133 outside is provided with the brush-holder stud 135 that one end extends to pumping filter 133 surface on the impeller 134, the top of roof 132 is provided with the hot air drying mechanism 14 that is used for drying the pit.

The main part cooling mechanism 15 includes inner loop cooling tube 151 and outer loop cooling tube 152, mounting panel 153 is installed jointly at the both ends of outer loop cooling tube 152, mounting panel 153 embedding pit lateral wall is inside, inner loop cooling tube 151 installs on bottom plate 121, inner loop cooling tube 151 is two sets of, two sets of inner loop cooling tube 151's one end is linked together with the both ends of outer loop cooling tube 152 respectively and is linked together through auxiliary tube 154 between two sets of inner loop cooling tube 151, two sets of the other end of inner loop cooling tube 151 is linked together with the top and the bottom of the interior oil pocket of transformer main part 11 respectively, and underground temperature is less than ground temperature, buries outer loop cooling tube 152 outside the pit for outer loop cooling tube 152 keeps being less than the inside temperature of pit, exchanges the inside fluid of transformer main part 11 to outer loop cooling tube 152 in through inner loop cooling tube 151, can effectively reduce fluid temperature, when not using fan 141, still can keep good radiating effect, uses more energy-conserving, environmental protection.

The transformer overground assembly 2 is installed at the top of the concrete pit, the transformer overground assembly 2 comprises a decoration box 21, a top cover 22 arranged at the bottom of the decoration box 21 and a switch cabinet group 23 arranged inside the decoration box 21 and electrically connected with the transformer main body 11, a lifting hole 24 and a mounting cavity 25 positioned in the lifting hole 24 in a circle are formed in the top cover 22, the top plate 132 is movably arranged in the lifting hole 24, and a driving mechanism 26 used for driving a screw 123 is arranged in the mounting cavity 25.

As a specific technical solution of this embodiment, the inside of the decorative box 21 is provided with a controller for connecting with a background control terminal device, a worker can operate the electronic device in the device through the controller by using the background control terminal, the inner circulation radiating tube 151 and the outer circulation radiating tube 152 are connected by using the corrosion-resistant hose 155, the length of the corrosion-resistant hose 155 is greater than the height of the pit, the electromagnetic valve is arranged on the inner circulation radiating tube 151 near the connection position of the inner circulation radiating tube and the corrosion-resistant hose 155, the electromagnetic valve is also arranged inside the auxiliary tube 154, the epoxy anti-corrosion paint is sprayed on the outer circulation radiating tube 152, the screw 123, the bottom plate 121 and the outside of the transformer main body 11, the bottom of the top plate 132 is also provided with a camera and an illuminating lamp, the camera and the illuminating lamp can shoot the internal condition of the pit, the worker can conveniently consult the background control terminal, the two sets of inner circulation radiating pipes 151 are respectively provided with a pressure sensor, the pressure sensors adopt oil pressure sensors, so that the oil pressure in the two sets of inner circulation radiating pipes 151 can be detected, because the outer circulation radiating pipes 152 are buried underground, when the outer circulation radiating pipes 152 are damaged and leaked, the oil pressure in the two sets of inner circulation radiating pipes 151 changes, the background control terminal instantly controls the electromagnetic valve in the inner circulation radiating pipes 151 to be closed, and simultaneously opens the electromagnetic valve in the auxiliary pipe 154 to open, so that the inner circulation radiating pipes 151 do not circulate through the outer circulation radiating pipes 152, and directly pass through the auxiliary pipe 154 and the two sets of inner circulation radiating pipes 151, when the transformer main body 11 ascends, the bottom plate 121 drives the inner circulation radiating pipes 151 together, and because the inner circulation radiating pipes 151 and the outer circulation radiating pipes 152 are connected by adopting the corrosion-resistant hose 155, and the length of the corrosion-resistant hose 155 is larger than the height of a pit, the corrosion-resistant hose 155 is pulled together when the inner circulation radiating pipe 151 ascends, the corrosion-resistant hose 155 is arranged for the oil way turnover of the ascending of the transformer main body 11, the circulation of the oil way cannot be influenced, the overhaul of the outer circulation radiating pipe 152 by workers cannot be influenced, and the usability of the device is guaranteed.

As a specific technical solution of the present embodiment, the quick-release connection mechanism 122 includes a guide rail 1221 fixedly disposed on the top of the bottom plate 121 and fixing blocks 1222 fixedly mounted on two sides of the guide rail 1221, a guide wheel 1223 is slidably disposed in the guide rail 1221, the top of the guide wheel 1223 is fixedly connected to the bottom of the guide rail 1221, and a driving cavity 124 disposed below the guide rail 1221 and communicated with the two fixing blocks 1222 is provided in the bottom plate 121;

the inside symmetry of drive chamber 124 is provided with two connecting rods 125, connecting rod 125 is L shape and the one end of two connecting rods 125 runs through two fixed blocks 1222 respectively and extends to the both sides of guide rail 1221, two the looks back of connecting rod 125 all is provided with pressure spring 1251, the one end that connecting rod 125 is located guide rail 1221 one side is provided with inserted bar 126 and the one end of inserted bar 126 runs through the inside of guide rail 1221 and the activity peg graft in the shaft of guide wheel 1223 inside to realize the location of guide wheel 1223, the setting of guide rail 1221, cooperation spout 28 for after transformer main part 11 risees to decorating box 21's inside from the pit, can be more quick follow decorating box 21's inside and take out, when transformer main part 11 does not take out simultaneously, still can carry out daily maintenance and overhaul in decorating box 21's inside, need not work down to the pit inside, and later maintenance operation is more convenient.

As a specific technical scheme of the embodiment, a driving block 127 located between two connecting rods 125 is movably disposed in the driving cavity 124 through a spring, one end of the connecting rod 125 facing the driving block 127 is provided with a guide wheel 1252 slidably connected with one side of the driving block 127, a movable cavity for the reciprocating movement of the connecting rod 125 is formed in the fixed block 1222, a protection pad 1224 is disposed in the movable cavity, the protection pad 1224 is fixedly sleeved with the surface of the connecting rod 125, and the protection pad 1224 is used for shielding the movable cavity;

the two protection pads 128 are arranged in the driving cavity 124, the two protection pads 128 are fixedly sleeved with the surface of the driving block 127, the two protection pads 128 are used for shielding the driving cavity 124, the top and the bottom of the driving block 127 are respectively provided with a sliding rod 1271, the length of each sliding rod 1271 is smaller than that of the driving block 127, the number of the guide rails 1221 is two, the first protection pad 1224 and the second protection pad 128 are made of corrosion-resistant rubber materials, the excellent rebound effect is achieved, meanwhile, the excellent corrosion resistance is achieved, the guide wheels 1252 are arranged, the sliding property between the connecting rod 125 and the driving block 127 is improved, the rigid collision of the connecting rod 125 to the driving block 127 is avoided, the driving block 127 cannot be reset to be separated from the collision of the connecting rod 125, the connecting rod 125 is compressed by the compression spring 1251 when being collided by the driving block 127, at the moment, the two connecting rods 125 do opposite movement, after the guide wheel 1223 is separated from the limit of the guide wheel 1223 and the guide wheel 1223 is separated from the inside of the wheel axle of the guide wheel 1223, a worker can pull the unlocked transformer main body 11 into the chute 28 through the guide rail 1221 after disassembling the cable on the transformer main body 11 and the inner circulation radiating pipe 151 in advance, the guide wheel 1223 cannot be blocked by the chute 283 because the pressing block 283 in the chute 28 is stepped down in advance, the obliquely arranged chute 28 ensures that the guide wheel 1223 gradually moves onto the top cover 22 along with pushing, the worker can overhaul or replace the guide wheel 1223, the operation mode is simple and quick, the later maintenance efficiency is effectively improved, the top and the bottom of the inner wall of the driving cavity 124 are provided with grooves matched with the sliding rod 1271, the sliding rod 1271 is matched with the grooves, the stability of the driving block 127 during moving is ensured, and meanwhile, the shielding of the driving block 127 by the two protective pads 128 is not influenced.

As a specific technical solution of this embodiment, two sliding grooves 28 are provided at the top of the top cover 22, the bottom surface of the inner wall of the sliding groove 28 is inclined, the distance between the two sliding grooves 28 is consistent with the distance between the two guide rails 1221, a L-shaped transmission cavity 281 is provided at the bottom of the inner wall of the sliding groove 28, a push rod 282 and a pressing block 283 are movably provided in the transmission cavity 281, the top of the pressing block 283 penetrates through the transmission cavity 281 and extends to the inside of the sliding groove 28, pull grooves 284 are provided at both sides of the inner wall of the transmission cavity 281, pull rods 285 extending into the pull grooves 284 are provided at both sides of the inner wall of the push rod 282, a tension spring 286 is provided at one end of the pull rod 285, two inclined surfaces respectively abutting against the two connecting rods 125 are provided at one end of the driving block 127, an inclined surface for a transition guide wheel 1252 is provided at one end of the connecting rod 125 facing the driving block 127, and the inclined surface abuts against the inclined surface of the driving block 127, after the driving mechanism 26 is started to drive the bottom plate 121 and the transformer main body 11 to ascend, the bottom plate 121 drives the guide rail 1221 to be opposite to the chute 28, so that a channel inside the guide rail 1221 is perfectly butted with the chute 28, when the locking of the quick-release connecting mechanism 122 needs to be released, a worker steps down the pressing block 283, the pressing block 283 abuts against the ejector rod 282, the ejector rod 282 abuts against the opposite driving block 127, the driving block 127 stretches the protection pad and compresses the spring, meanwhile, the inclined surface of the driving block 127 abuts against the inclined surface on the connecting rod 125, the inclined surface of the driving block 127 abuts against and slides through the guide wheel 1252 along with the penetration of the driving block 127, the two side straight surfaces of the driving block 127 are contacted with the guide wheel 1252, in the process, the connecting rod 125 abuts against the driving block 127 to start to drive the inserting rod 126 to separate from the inside of the wheel shaft of the guide wheel 1223, unlocking of the guide wheel 1223 is completed, and the protection pad 1224 is stretched in the moving process of the connecting rod 125, protection pad one 1224 shelters from the activity chamber, protection pad two 128 shelter from drive chamber 124, because bottom plate 121 is located the inside of pit, protection pad one 1224 and protection pad two 128's setting, when can effectively avoid appearing pit a small amount infiltration, the water diffusion appears like drive chamber 124 and the inside condition of activity chamber, avoided the inside infiltration of drive chamber 124 and activity chamber to lead to the later stage to be difficult to dry, the condition of corruption appears, control slot 287 has been seted up to the inside of briquetting 283, when transformer main part 11 overhauld the back, pushes into the inside of decorating box 21 again and when guide pulley 1223 also slides into the inside of guide rail 1221, through hooked instrument such as crow etc. through control slot 287 with briquetting 283 perk, make briquetting 283 break away from the conflict to ejector pin 282, ejector pin 282 break away from the bottom to drive block 127, simultaneously extension spring 286 kick-back conflict pull rod 285 makes the ejector pin 282 reset, because through leading wheel 1252 sliding connection between connecting rod and the drive block 127, makes the drive block 127 reset smoothly and breaks away from the inside of the extension spring 1251 to receive the compression spring 125, the inside of the compression spring is accomplished to the compression spring jack rod jack-up through the compression spring jack rod jack-up compression spring jack-up jack.

As a specific technical scheme of the embodiment, the surface of the water pumping filter head 133 is provided with at least one filter screen 136, one side of the brush rod 135 is provided with bristles attached to the filter screen 136, one end of the water pumping pipeline 131 far away from the water pumping filter head 133 extends to the inside of the decorative box 21 and then is subjected to L-shaped bending and extends to the outside of the decorative box 21, the water pumping pipeline 131 is further provided with a water pumping pump positioned in the decorative box 21, the bottom plate 121 is provided with a water level detection sensor III, the water pumping pipeline 131 is further provided with a water level detection sensor II 138 positioned above the water level detection sensor III, after waterlogging occurs in the pit, the water level detection sensor III firstly detects the water level in the pit, and as the quick-dismantling type connecting mechanism 122 is integrally higher, when a small amount of water appears in the pit, the water level detection sensor III firstly carries out alarming, a terminal is convenient to detect warning, when the water level rises to the position of the water level detection sensor III, the water level and the water level detection sensor III, the impeller is required to drive the water pumping filter head 135 to the water level detection sensor III, and the impeller 133 to rotate to the water pump body to the water level detection sensor III, and the impeller 133 to the water level detection sensor III is driven by the impeller 133, and the impeller 133 is directly rotates to the filter screen 133, the water pump is prevented from being driven by the water pump 133, the water pump is stopped by the water pump 133, and the water pump is stopped by the impeller 133, and the water pump is stopped by the water pump 133, and the water pump is stopped by the water pump is directly being driven by the water pump 133, and the water pump is stopped by the water when the water is stopped by the water pump and has the water. The filter screen 136 can effectively avoid the condition that soil blocks the water pumping pipeline 131 to appear, when the water level in the pit rises to the second 138 position of the water level detection sensor, the driving mechanism 26 is started to drive the bottom plate 121 and the transformer main body 11 to rise, the condition that the transformer main body 11 is soaked for a long time when the pit waterlogging is serious is avoided, and the usability of the transformer main body 11 is ensured.

As a specific technical solution of this embodiment, the bottom of the top plate 132 is connected with the top of the transformer main body 11 through a strut and a bolt, the hot air drying mechanism 14 includes a fan 141 movably mounted at the bottom of the top plate 132 and a heating pipe 142 mounted inside the fan 141, a movable hole 1321 is formed inside the top plate 132, an adjusting block 1322 is movably disposed inside the movable hole 1321, inserting blocks are disposed on two sides of the inner wall of the adjusting block 1322 and inserting slots sleeved with the inserting blocks are disposed on two sides of the inner wall of the movable hole 1321, so as to ensure the stability of the sliding of the adjusting block 1322, a rubber pad is disposed inside the inserting slots, so that sliding friction force is increased, the adjusted adjusting block 1322 is not easy to shake, an adjusting rod 1323 is disposed at the bottom of the adjusting block 1323, a strip hole 1324 is formed inside the adjusting rod 1323, one side of the fan 141 is provided with a connecting column 143 with one end extending to the inside of the strip hole 1324, the inside of the top plate 132 is provided with a metal filter plate 1325, after waterlogging occurs in the pit, the water pump is started to be matched with the water pumping pipeline 131 to discharge water in the pit, the number of the water pumping pipelines 131 is not less than one, when the pit needs to be put into use as soon as possible after water pumping operation is completed, the heating pipe 142 and the fan 141 are started, the angle of the fan 141 is regulated by pushing the regulating block 1322, the connecting column 143 is driven to move by the regulating block 1322 through the strip hole 1324 when the regulating block 1322 moves, the fan 141 is driven by the connecting column 143 to regulate the angle, the inside of the movable hole 1321 is provided with a rubber sleeve 1326 to shield the movable hole 1321, dust is prevented from entering the inside of the pit through the movable hole 1321, the use is more convenient, the fan 141 blows hot air to the inside of the pit instead of the transformer main body 11, the drying efficiency to the pit has been guaranteed, fan 141 blows the inside to the pit through the heating of metal filter 1325 extraction outside air through heating pipe 142 after, and when the stoving was accomplished the back put into use, can adjust the position of fan 141 through regulating block 1322 for the position is direct towards transformer main part 11, starts fan 141, does not start heating pipe 142, dispels the heat to transformer main part 11 through cold wind, has further guaranteed transformer main part 11's radiating efficiency.

As a specific technical scheme of this embodiment, the bottom of top cap 22 is fixed and is provided with and supports steelframe 29, transformer main part 11 and bottom plate 121 all are located the inside of supporting steelframe 29, the inside of top cap 22 is located the outside of decorating box 21 and is provided with the access cover, all be provided with articulated poster frame 211 around decorating box 21, wherein be located on one side of decorating box 21 towards spout 28 still be provided with access door 212, articulated poster frame 211 can install poster, advertisement on the poster frame 211 that can overturn, when needing to open access door 212, overturn poster frame 211 earlier after exposing access door 212, can open access door 212 and carry out daily maintenance to cubical switchboard and transformer main part 11, support steelframe 29 cooperation concrete pit supports top cap 22, has guaranteed the stability of top cap 22, can get into the inside of pit through opening the access cover and maintain the work, is provided with the cat ladder on the inner wall of pit.

As a specific technical scheme of this embodiment, the top end of the screw 123 extends to the inside of the installation cavity 25, the driving mechanism 26 includes a driving motor 261 fixedly disposed in the inside of the installation cavity 25 and a transmission member 262 for connecting the driving motor 261 and one of the screw 123, two adjacent screw 123 are mutually driven by the transmission member 262, a reinforcing block 27 is further disposed in the corner of the installation cavity 25, the reinforcing block 27 is disposed in the inside of the lifting hole 24, the structural strength of the installation cavity 25 is ensured, the bottom end of the screw 123 is connected with the pit through a corrosion-resistant bearing, a metal base block for mounting the corrosion-resistant bearing can be embedded in the inside of the pit in advance, the stability of the corrosion-resistant bearing and the screw 123 is further ensured, when the bottom plate 121 needs to be lifted, the driving motor 261 is started to drive one of the screw 123 through the transmission member 262, the transmission member 262 adopts a chain, the two adjacent screw 123 rotate through the transmission member 262, and the inside of the bottom plate 121 is provided with internal threads matched with the surface of the screw 123, so that the bottom plate 121 rises along with the rotation of the screw 123.

When the water level detection device is used, after the pit is waterlogged, the water level detection sensor III firstly detects the water level in the pit, because the quick-release connecting mechanism 122 is integrally higher, when a small amount of water is generated in the pit, the water level detection sensor III gives an alarm so as to be convenient for a background control terminal to perceive warning, when the water level rises to the position 137 of the water level detection sensor I, the water level and the water level are just about to overflow to the bottom of the transformer main body 11, the water suction pump is started to perform water suction operation through the water suction pipeline 131 and the water suction filter 133, one end of the water suction pipeline 131 positioned outside the decorative box body 21 is communicated into a municipal drainage pipeline in advance, so that the water pumped by the water suction pump is directly discharged into a municipal drainage system, the filter screen 136 on the surface of the water suction filter 133 can filter the water of the pit, soil is likely to be flushed into the pit, the filter screen 136 can effectively avoid the situation that soil blocks the water pumping pipeline 131, when the water level in the pit rises to the position of the water level detection sensor II 138, the driving mechanism 26 is started to drive the bottom plate 121 and the transformer main body 11 to rise, the condition that the transformer main body 11 is soaked for a long time when the pit is seriously waterlogged is avoided, when the pit is needed to be put into use as soon as possible after the water pumping operation is completed, the heating pipe 142 and the fan 141 are started, the angle of the fan 141 is regulated by pushing the regulating block 1322, the connecting column 143 is driven to move by the regulating block 1324 when the regulating block 1322 moves, the fan 141 is driven to regulate the angle by the connecting column 143, the rubber sleeve 1326 is arranged in the movable hole 1321 to shield the movable hole 1321, dust is prevented from entering the inside of the pit through the movable hole 1321, the use is more convenient, the fan 141 blows hot air to the inside of the pit instead of the transformer main body 11, the drying efficiency of the pit is ensured, the fan 141 blows outside air to the inside of the pit after being heated by the heating pipe 142 through the metal filter plate 1325, when the pit is put into use after drying is finished, the position of the fan 141 can be regulated through the regulating block 1322, the position is directly towards the transformer main body 11, the fan 141 is started, the heating pipe 142 is not started, the transformer main body 11 is cooled through cold air, the heat dissipation efficiency of the transformer main body 11 is further ensured, when the transformer main body 11 needs to be overhauled, the transformer main body 11 is lifted, the driving mechanism 26 is started to drive the bottom plate 121 and the transformer main body 11 to lift, the bottom plate 121 drives the guide rail 1221 to be opposite to the chute 28, the channel inside the guide rail 1221 is perfectly butted with the chute 28, when the locking of the quick-dismantling type connecting mechanism 122 needs to be released, the pressing block 283 is stepped on by a worker, and the pressing block 283 is in contact with the ejector rod 282, the ejector rod 282 is abutted against the opposite driving block 127, the driving block 127 stretches the protection pad and compresses the spring, meanwhile, the inclined surface of the driving block 127 is abutted against the inclined surface on the connecting rod 125, as the driving block 127 goes deep, the inclined surface of the driving block 127 is abutted against the guide wheel 1252 and slides over, so that the straight surfaces on two sides of the driving block 127 are contacted with the guide wheel 1252, in the process, the connecting rod 125 is abutted against by the driving block 127 to start driving the inserting rod 126 to separate from the inside of the wheel shaft of the guide wheel 1223, unlocking of the guide wheel 1223 is completed, after the transformer main body 11 is overhauled, the inside of the decorative box 21 is pushed again and the guide wheel 1223 also slides into the inside of the guide rail 1221, the pressing block 283 is tilted through a hook-shaped tool such as a crow bar, so that the pressing block 283 is separated from the abutting against the ejector rod 282 through the control groove 287, the ejector rod 282 is separated from the bottom of the driving block 127, meanwhile, the tension spring 286 rebounds against the push rod 285, so that the ejector rod 282 is reset, because the connecting rod 125 and the driving block 127 are in sliding connection through the guide wheel 1252, the spring rebounds to collide with the driving block 127, so that the driving block 127 is smoothly reset to separate from the collision of the connecting rod 125, the tension spring 286 is collided by the rebound of the pressure spring 1251 to drive the inserting rod 126 to reinsert into the wheel shaft of the guide wheel 1223, the positioning of the transformer main body 11 is completed, and the operation of the device is completed through the above.

To sum up, this dampproofing corrosion-resistant energy-saving buried transformer through setting up transformer underground assembly 1 and transformer overground assembly 2, can realize monitoring the inside water level of pit through pit waterlogging drainage mechanism 13, can directly take out when appearing a small amount of water, and when the infiltration was great, promote bottom plate 121 and transformer main part 11 through actuating mechanism 26, avoid soaking, the corrosive condition appearance, and can dry moist pit fast through hot-blast drying mechanism 14, put into use as early as possible, reduce maintenance time, guaranteed the usability of the device.

It should be noted that in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. A moisture and corrosion resistant energy efficient buried transformer comprising:

the underground transformer assembly (1) is arranged in a concrete pit, the underground transformer assembly (1) comprises a transformer main body (11), a main body lifting mechanism (12), a pit waterlogging drainage mechanism (13) and a main body heat dissipation mechanism (15), wherein the main body lifting mechanism (12) comprises a bottom plate (121) for installing the transformer main body (11), a quick-dismantling type connecting mechanism (122) for connecting the bottom plate (121) and the transformer main body (11) and lead screws which are movably arranged in the bottom plate (121) and are not less than one in number;

the pit waterlogging drainage mechanism (13) comprises a water pumping pipeline (131) with one end extending to the inside of the pit and a top plate (132) arranged at the top of the transformer main body (11), a water level detection sensor I (137) is arranged on the water pumping pipeline (131), a water pumping filter head (133) is arranged at one end of the water pumping pipeline (131), impellers (134) which are mutually driven are respectively arranged in and outside the water pumping filter head (133), a brush rod (135) with one end extending to the surface of the water pumping filter head (133) is arranged on the impeller (134) outside the water pumping filter head (133), and a hot air drying mechanism (14) for drying the pit is arranged at the top of the top plate (132);

The main body radiating mechanism (15) comprises an inner circulation radiating pipe (151) and an outer circulation radiating pipe (152), wherein mounting plates (153) are jointly mounted at two ends of the outer circulation radiating pipe (152), the mounting plates (153) are embedded into the side walls of the pit, the inner circulation radiating pipe (151) is mounted on a bottom plate (121), two groups of inner circulation radiating pipes (151) are arranged, one ends of the two groups of inner circulation radiating pipes (151) are respectively communicated with two ends of the outer circulation radiating pipe (152) and are communicated with each other through auxiliary pipes (154), and the other ends of the two groups of inner circulation radiating pipes (151) are respectively communicated with the top and the bottom of an inner oil cavity of the transformer main body (11);

the transformer overground assembly (2) is arranged at the top of the concrete pit, the transformer overground assembly (2) comprises a decorative box body (21), a top cover (22) arranged at the bottom of the decorative box body (21) and a switch cabinet group (23) arranged inside the decorative box body (21) and electrically connected with the transformer main body (11), a lifting hole (24) and an installation cavity (25) positioned in one circle of the lifting hole (24) are formed in the top cover (22), the top plate (132) is movably arranged in the lifting hole (24), and a driving mechanism (26) used for driving a screw (123) is arranged in the installation cavity (25);

The quick-release connecting mechanism (122) comprises a guide rail (1221) fixedly arranged at the top of the bottom plate (121) and fixed blocks (1222) fixedly arranged at two sides of the guide rail (1221), guide wheels (1223) are slidably arranged in the guide rail (1221), the top of each guide wheel (1223) is fixedly connected with the bottom of the corresponding guide rail (1221), and a driving cavity (124) which is positioned below the guide rail (1221) and communicated with the two fixed blocks (1222) is formed in the bottom plate (121);

two connecting rods (125) are symmetrically arranged in the driving cavity (124), the connecting rods (125) are L-shaped, one ends of the two connecting rods (125) penetrate through the two fixed blocks (1222) respectively and extend to two sides of the guide rail (1221), pressure springs (1251) are arranged on opposite surfaces of the two connecting rods (125), an inserting rod (126) is arranged at one end of the connecting rods (125) located on one side of the guide rail (1221), and one end of the inserting rod (126) penetrates through the guide rail (1221) and is movably inserted into a wheel shaft of the guide wheel (1223) so as to position the guide wheel (1223);

the inside of the driving cavity (124) is movably provided with a driving block (127) positioned between two connecting rods (125) through a spring, one end of the connecting rod (125) facing the driving block (127) is provided with a guide wheel (1252) which is in sliding connection with one side of the driving block (127), the inside of the fixed block (1222) is provided with a movable cavity for the reciprocating movement of the connecting rod (125), the inside of the movable cavity is provided with a protection pad I (1224), the inside of the protection pad I (1224) is fixedly sleeved with the surface of the connecting rod (125), and the protection pad I (1224) is used for shielding the movable cavity;

The inside of the driving cavity (124) is provided with a second protection pad (128), the inside of the second protection pad (128) is fixedly sleeved with the surface of the driving block (127), the second protection pad (128) is used for shielding the driving cavity (124), the top and the bottom of the driving block (127) are both provided with sliding rods (1271), the length of each sliding rod (1271) is smaller than that of the driving block (127), and the number of the guide rails (1221) is two;

two sliding grooves (28) are formed in the top of the top cover (22), the bottom surfaces of the inner walls of the sliding grooves (28) are obliquely arranged, the distance between the two sliding grooves (28) is consistent with the distance between the two guide rails (1221), an L-shaped transmission cavity (281) is formed in the bottom of the inner wall of the sliding groove (28), a push rod (282) and a pressing block (283) are movably arranged in the transmission cavity (281), and the top of the pressing block (283) penetrates through the transmission cavity (281) and extends to the inside of the sliding groove (28);

pull grooves (284) are formed in two sides of the inner wall of the transmission cavity (281), pull rods (285) extending into the pull grooves (284) are arranged in two sides of the ejector rods (282), tension springs (286) are arranged at one ends of the pull rods (285), two inclined planes respectively abutting against the two connecting rods (125) are arranged at one ends of the driving blocks (127), inclined planes for transition guide wheels (1252) are arranged at one ends of the connecting rods (125) facing the driving blocks (127), and the inclined planes are attached to the inclined planes of the driving blocks (127);

The top of lead screw (123) extends to the inside of installation cavity (25), actuating mechanism (26) are including fixed driving motor (261) that sets up in installation cavity (25) inside and be used for connecting driving motor (261) and one of them lead screw (123) driving medium (262), two adjacent between lead screw (123) through driving medium (262) mutual transmission, the inside of installation cavity (25) is located the corner of lifting hole (24) still is provided with reinforcing block (27).

2. A moisture and corrosion resistant energy efficient buried transformer according to claim 1, characterized in that: the novel solar energy heat collector is characterized in that the inner circulation heat radiating pipe (151) and the outer circulation heat radiating pipe (152) are connected through a corrosion-resistant hose (155), the length of the corrosion-resistant hose (155) is larger than the height of a pit, an electromagnetic valve is arranged on the inner circulation heat radiating pipe (151) close to the joint of the inner circulation heat radiating pipe and the corrosion-resistant hose (155), an electromagnetic valve is also arranged in the auxiliary pipe (154), epoxy anti-corrosion paint is sprayed on the outer circulation heat radiating pipe (152), a lead screw (123), a bottom plate (121) and the outer part of the transformer main body (11), and a camera and an illuminating lamp are further arranged at the bottom of the top plate (132).

3. A moisture and corrosion resistant energy efficient buried transformer according to claim 1, characterized in that: the surface of filter head (133) draws water is provided with filter screen (136) that quantity is not less than one, one side of brush-holder stud (135) is provided with the brush hair that laminates mutually with filter screen (136), draw water pipe (131) are kept away from behind the one end of filter head (133) and are extended to the inside of decorating box (21) and carry out L shape bending and extend to the outside of decorating box (21), still be provided with the suction pump that is located the inside of decorating box (21) on draw water pipe (131), be provided with water level detection sensor three on bottom plate (121), still be provided with water level detection sensor two (138) that are located water level detection sensor one (137) top on draw water pipe (131).

4. A moisture and corrosion resistant energy efficient buried transformer according to claim 1, characterized in that: roof (132) bottom is connected with the top of transformer main part (11) through branch and bolt, hot-blast drying mechanism (14) are including movable mounting in fan (141) of roof (132) bottom and install in inside heating pipe (142) of fan (141), movable hole (1321) have been seted up to the inside of roof (132), the inside activity of movable hole (1321) is provided with regulating block (1322), the bottom of regulating block (1322) is provided with regulation pole (1323), rectangular hole (1324) have been seted up to the inside of regulating pole (1323), one side of fan (141) is provided with connecting column (143) that one end extends to rectangular hole (1324) inside, the inside of roof (132) is provided with metal filter (1325).

5. A moisture and corrosion resistant energy efficient buried transformer according to claim 1, characterized in that: the bottom of top cap (22) is fixed and is provided with support steelframe (29), transformer main part (11) and bottom plate (121) all are located the inside of supporting steelframe (29), the outside that the inside of top cap (22) is located decorating box (21) is provided with the access cover, all be provided with articulated poster frame (211) around decorating box (21), wherein be located still be provided with access door (212) on one side of decorating box (21) towards spout (28).