206results about "Substation mounted on pole" patented technology

A modular substation feeder assembly comprising a substantially rigid and collapsible support frame is presented. In particular, the support frame of the present invention comprises a plurality of at least two members disposed in a movable or removable relation to one another and structured to dispose the support frame between the collapsed position and into the operative expanded position. The feeder assembly comprises a support stand cooperatively structured to support or house a recloser or circuit breaker. When the support frame is disposed in the collapsed position, the support stand is oriented at least partially within a internal clearance zone which is defined as an area free of electrical components, including insulators, cross bars, etc.

A utility distribution pedestal for marine and recreational vehicles can be entirely separated and removed from its base without disturbing the service connections. Pedestals with different selections of receptacles can be quickly exchanged to change the service provided by any given pedestal location. Individual receptacle panels in the pedestal offering different combinations of receptacles can easily be added or exchanged after initial installation as utility needs change or for maintenance without any screw terminal wire removal. A metering system using four current transformers is controlled by an integrated mechanical jumper for switching the system into single or two phase configurations for one or two user readouts or a three-phase configuration for a one user readout. No pedestal disassembly or assembly is required to change these configurations. Remote monitoring for wireless metering and electromechanical counters may also be employed.

The present invention is an electrically non-conductive transformer lid that may replace the top of the housing of a transformer or be attached to the housing of a transformer. The lid may isolate an animal that is in contact with the lid from the ground grid, even if the animal attempts to make contact with the energized primary conductor or other apparatuses. The present invention thereby prevents electric current from flowing through the animal's body to the ground and prevents outages or electric faults from occurring. It may be attachable to a variety of known types of transformers, including pole-mounted distribution transformers. The means of attaching and removing the lid may be performed by a single person. The lid may be shaped to prevent moisture or other particulates from entering the transformer and thereby further protect the function of the transformer.

The invention relates to a placing rack, in particular to a liftable transformer placing rack which comprises fixing devices and the like. Lifting devices are arranged between the left side and the right side of the fixing devices, and a placing plate is arranged between the lifting devices in a connected manner. The liftable transformer placing rack has the advantages that the liftable transformer placing rack is convenient to adjust, and transformers can be stably placed on the liftable transformer placing rack and are safe in maintenance; the lifting devices can be fixed by the aid of the fixing devices, then the transformers can be placed at appropriate locations by the lifting devices, and workers can be elevated by an elevating device, so that the transformers can be maintained by the workers; motors can be powered by storage batteries, and accordingly the liftable transformer placing rack can continue working under power failure conditions.

The invention relates to a hoisting type rack device special for a distribution area. The hoisting type rack device comprises two poles and a cross arm, wherein a bracket is connected with the cross arm; the two ends of the bracket are respectively equipped with notches; a slide rail is arranged at the bottom of the middle part of the bracket; a plurality of lifting hooks are arranged on the slide rail in a sliding form; unit support frames which can be overlapped on the poles are hung on all the lifting hooks; each of the unit support frames comprises a main support plate and lateral support plates; the main support plate is vertically arranged; the lateral support plates are hinged on the two sides of the main support plate; an upper main support plate and a lower main support plate are fixedly and vertically connected with the top end and the bottom end of the main support plate; an upper lateral support plate and a lower lateral support plate are respectively vertically fixed on the top and bottom of the lateral support plates; an arc-shaped loop is detachably connected between the two lateral support plates; downward oil cylinders are respectively hinged on the two sides of the two end parts of the bracket; supporting lugs which can support on the lower lateral support plate are arranged on the end parts of piston rods of the oil cylinder. The hoisting type rack device special for the distribution area has a simple structure, is safe, time-saving and labor-saving in operation and is suitable for various operation environments.

The invention relates to a 10kV high-voltage incoming line-transformer-JP comprehensive box integrated comprehensive device. A high-voltage full insulation incoming line with an expansion function, atransformer and a JP comprehensive box are connected in a special way to form a whole body. The whole set is arranged in a plant and transported to a zone area. The integrated device improves a high-voltage part, a transformer part, a low-voltage incoming line part, a low-voltage distribution outlet part, an electric energy metering part and a compensation part. Charged maintenance of the low-voltage part is realized. The disadvantages that the high-voltage part and the low-voltage part of a 10kV column-type transformer zone area in the prior art are in exposed connected and charged maintenance of the low-voltage part cannot be carried out are avoided. The safety performance of the device is improved. Integrated design is used. Installation and expansion are convenient. Under the same conditions, the installation man-hour is saved more than 45% compared with the installation man-hour of the existing device.

The invention discloses a pole transformer rack tilt regulator. A first end of a lower stand column is connected with a first support plate; a first end of an upper stand column is sheathed into the lower stand column by a second end of the lower stand column; the lower stand column is provided with at least two regulating holes; a bearing pin is inserted into one of the two regulating holes of the lower stand column for fixing the first end of the upper stand column; furthermore, the length of the upper stand column inserted into the lower stand column can be regulated by inserting the bearing pin into the different regulating holes on the lower stand column; the outer wall of the second end of the lower stand column is provided with an inclined support pillar; a second support plate is arranged at the end of the inclined support pillar which is not connected with the outer wall of the second end of the lower stand column; a second end of the upper stand column is provided with a vertical oil jack; and a plunger piston of the vertical oil jack is provided with a support frame. The pole transformer rack tilt regulator can be more conveniently used for regulating the tilt of a pole transformer rack.

The invention relates to a transverse integrated pole-mounted transformer table with an integrated power transformation box and a comprehensive power distribution box. The transverse integrated pole-mounted transformer table comprises a high-voltage inlet wire portion, a power transformation portion and a low-voltage power distribution portion. The high-voltage inlet wire portion and the low-voltage power distribution portion are arranged in the left-right directions to form a transversely arranged integrated structure; high-voltage sleeves and low-voltage sleeves are arranged above a voltage transformation box of the power transformation portion; low-voltage sleeves at the rear of the comprehensive power distribution box of the low-voltage power distribution portion are sealed by cover plates, are subjected to power distribution by the aid of the comprehensive power distribution box, are led out, and are directly inserted into a power transformation oil tank, so that the power distribution fault rate of the power transformation oil tank can be reduced, the power failure time can be shortened, low-voltage cables can be directly saved, and loss of power distribution districts can be reduced; a heat-insulation steel plate is arranged between the power transformation box and the comprehensive power distribution box and is subjected to heat-insulation paint brushing treatment, and heat can be externally dissipated via heat dissipation channels. The transverse integrated pole-mounted transformer table has the advantages that the transverse integrated pole-mounted transformer table is transversely arranged, accordingly, requirements of distribution network assembly development trend can be met, the power distribution network engineering quality can be improved, and the district building construction and operation and maintenance management work benefits can be increased.

The invention discloses a transformer rack assembling method which employs an embracing hoop. The method comprises the following steps: 1, embracing and sleeving two hoop plates on an auxiliary pole, clamping U-bars with corresponding thickness between long ears of the two hoop plates; 2, placing the long ears on the both outsides of the auxiliary pole, then locking the two hoop plates by a bolt connection piece connected and fixed on the two hoop plates, the connecting piece being used for detaching locking mechanism, 3, arranging two mounting clamp plates which are used for bearing the transformer at the two sides of the auxiliary pole and a main pole, and arranging the two mounting clamp plates on the two long ears of the hoop plates in a clamping manner. The embracing hoop applied to the auxiliary pole mounting of the transformer and the transformer rack assembling method have the advantages that the structure is simple, the difficulty of mounting is reduced, the effective mounting can be carried out in a manner that the situation that the circular diameter gap of the two poles is large is overcome, and the requirements on the mounting and designing are better met.

A modular substation feeder assembly comprising a substantially rigid and collapsible support frame is presented. In particular, the support frame of the present invention comprises a plurality of at least two members disposed in a movable or removable relation to one another and structured to dispose the support frame between the collapsed position and into the operative expanded position. The feeder assembly comprises a support stand cooperatively structured to support or house a recloser or circuit breaker. When the support frame is disposed in the collapsed position, the support stand is oriented at least partially within a internal clearance zone which is defined as an area free of electrical components, including insulators, cross bars, etc.

The invention relates to a miniaturized preassembled substation for towns, which comprises a high-voltage switch cabinet (1), a distribution transformer (7) and a comprehensive intelligent distribution box (10), wherein the high-voltage switch cabinet (1) is installed on the distribution transformer (7); and the comprehensive intelligent distribution box (10) is located at the side surface of the distribution transformer (7) and the side surface of the high-voltage switch cabinet (1). The comprehensive intelligent distribution box (10) is of an integrated box structure, is detachably connected with the distribution transformer (10) into an integral structure through bolts, and has the characteristics of high integration level, convenient operation maintenance and small occupation area. The high-voltage switch cabinet (1) adopts gas box sealing, sulfur hexafluoride gas insulation and surface shielding, fully guarantees the personal safety and the operation safety of equipment, completes comprehensive functions of low voltage side power distribution and protection and the like through the comprehensive intelligent distribution box (10), and improves the power supply reliability and the power quality; selectively equipped distribution automation equipment and an intelligent perception terminal can realize intelligent management and state maintenance for the substation.

The invention belongs to the technical field of transformers, and particularly relates to an electrical transformer mounting rack beneficial for mounting and demounting. The mounting rack comprises aholding frame and a bearing plate. The holding frame is designed separately. Triangular connection is adopted for the whole structure. A spirit bubble with the built-in holding frame is matched with an adjusting bolt to adjust the position of the adjusting plate so as to ensure the overall flatness of the holding frame during mounting. The bearing plate can be directly mounted when protrusions designed on the bearing plate are embedded in pits formed in the holding frame; a mounting assisting device and a fall prevention device are arranged in the holding frame, a pressure sensor is installedon the transformer mounting rack, the stress situation of the whole mounting rack can be detected, when the mounting rack is damaged, the pressure sensor senses the pressure changes and remotely transmits the information to workers in time through a wireless communication module, and the mounting rack has functions of being convenient to install and stable in structure, automatically detecting whether the mounting rack is damaged or not and remotely transmitting the information.

The invention relates to a power transformer installation construction method. The power transformer installation construction method adopts a power transformer installation structure, the power transformer installation structure comprises a supporting device, a mounting strip, a traction fixing mechanism, a positioning and fixing mechanism and adjusting bolts, the supporting device comprises a supporting plate, a supporting pin shaft, a supporting embracing ring, supporting bolts and a limiting mechanism, and the positioning and fixing mechanism comprises a positioning and fixing plate, a positioning embracing ring, a positioning pin shaft and positioning bolts. The power transformer installation construction method adopting the power transformer installation structure comprises the following steps: S1, installation and positioning; S2, fixation of a transformer; S3, fixation of the top; and S4, traction fixing. The problems that an existing power transformer is poor in transformer fixing effect and cannot adapt to some extreme weather conditions, the transformer possibly shakes or even falls off, and the public is threatened can be solved.

The invention relates to a rack for a transformer. The rack is used for allowing the transformer to be arranged on a telegraph pole and a supporting pole. The rack comprises supporting frames on two sides and connectors used for enabling the two ends of the supporting frames on the two sides to be arranged on the telegraph pole and the supporting pole respectively. In particular, the rack further comprises an extending frame which is arranged at the top of the supporting pole and can extend in the arrangement direction of the supporting pole, wherein the two ends of each supporting frame are connected with the extending frame and the telegraph pole respectively through the corresponding connectors, and the lower end of the extending frame can be locked at the top of the supporting pole along with changing of the outer diameter of the supporting pole. According to the rack for the transformer, the original supporting pole does not need to be replaced, due to arrangement of the extending frame, installation intensity of the transformer is reduced, and meanwhile the rack is simple in structure, convenient to operate and very practical.

The invention provides a multifunctional transformer mounting rack. The multifunctional transformer mounting rack comprises hoop plates, a support plate, horizontal limit bars, longitudinal limit bars, support bases, vertical limit bars and propping rods, wherein one end of each hoop plate is fixed on a utility pole, the support plate is arranged on the upper sides of extending ends of the hoop plates, the horizontal limit bars and the longitudinal limit bars are arranged on the surface of the support plate, the upper surfaces of the support bases are matched with a base of a transformer, each support base comprises two side walls and one bottom wall, a concave part is arranged at the bottom of the bottom wall and matched with the width of each longitudinal limit bar, the vertical limit bars are arranged on two sides of the support plate, the multiple uniformly distributed propping rods are arranged on the surface of each vertical limit bar, and tail ends of the propping rods are propped against the corresponding utility pole. The multifunctional transformer mounting rack is simple in structure and convenient to use, the rack body is designed in a U shape, fixing grooves are formed in lower ends of the bottom walls, so that a transformer is fixed and mounted conveniently, with adoption of opposite iron core through holes formed in the vertical walls, iron cores are conveniently dismounted, mounting is stable, and low probability of shaking is realized.

Disclosed is a foldable and length-adjustable support for a transformer. Connecting holes arranged at two ends of a middle frame body (5) are respectively connected onto elongated circular slots (7) at one ends of two side frame bodies (6) via four bolts, a connecting plate (12) at the other end of each of the two side frame bodies (6) is hinged with an opening on one side of a corresponding annular fastener (2) by a bolt, bending connecting plates (13) at the forked upper ends of two oblique supports (4) are respectively hinged with connecting holes (8) disposed on the lower portions of the elongated circular slots (7) of the two side frame bodies (6), and the lower end of each of the two oblique supports (4) is hinged with the opening of the corresponding annular fastener (2) by a bolt. An existing angle-iron frame body for holding a transformer is divided into three sections, so that the length of the foldable and length-adjustable support frame is adjustable, and a stable support system is realized by the aid of the 'Y'-shaped oblique supports.

The invention relates to power equipment, in particular to an anti-radiation transformer mounting cabinet. The anti-radiation transformer mounting cabinet comprises a cabinet body, a condensation cover, an anti-radiation layer and radiator fans; the condensation cover is of a double-layer board structure and the middle part of the condensation cover is hunched to form a triangular shape; an inner layer of the condensation cover is connected with the top of the cabinet body and an exhaust passage is formed; the exhaust passage is provided with an exhaust fan; air outlet holes are formed in the periphery of the condensation cover; heat emission holes are formed in two side walls of the cabinet body; corresponding to the heat emission holes, the radiator fans are arranged in the cabinet body; the anti-radiation layer covers the inner wall of the cabinet body; a radiation adsorption separating plate and a rail are also arranged in the cabinet body; the radiation adsorption separating plate is connected to the rail in a detachable manner. After the technical scheme of the invention is used, influence of electromagnetic radiation generated by a transformer on the outside can be eliminated, heat can be effectively dissipated, and condensation can be effectively prevented.

The invention relates to an outdoor substation and a high-voltage protection device thereof, high voltage protection unit, A high-voltage protection unit includes a fuse and a lightning arrester, theoutlet end of the fuse is provided with a protective shell, A lightning arrestor interface is arrange on that protective shell, A lightning arrestor conductor for electrically connected that lightningarrestor interface with the fuse is arrange in the protective shell, so that the conductor between the lightning arrestor interface and the fuse is not exposed at the same time of the conductive connection of the high-voltage protection unit, the tightness between the fuse and the lightning arrestor is further ensured, and the purpose of seal and insulation at the interface is realized.

The invention relates to an outdoor 27.5 kV fixedly-sealed type vacuum modularized electric appliance for an electrified railway, which comprises a supporting frame and a monopole fixedly-sealed type vacuum circuit breaker arranged on the supporting frame, wherein the monopole fixedly-sealed type vacuum circuit breaker is arranged in the middle part of the supporting frame, and an incoming line connecting terminal and an outgoing line connecting terminal are positioned on two sides of the supporting frame respectively; the outgoing line connecting terminal is positioned on a first fixedly-sealed supporting column type transformer, a moving contact of a first isolating switch is positioned on a supporting seat of the first fixedly-sealed supporting column type transformer, a current transformer is arranged between the first isolating switch and the circuit breaker, a fixed contact of the first isolating switch is positioned on the current transformer, and the current transformer is connected with the monopole fixedly-sealed type vacuum circuit breaker; and the incoming line connecting terminal is positioned on a second fixedly-sealed supporting column type transformer, a moving contact of a second isolating switch is positioned on the second fixedly-sealed supporting column type transformer, and a fixed contact of the second isolating switch is positioned on a fixedly-sealed terminal of the circuit breaker. The outdoor 27.5 kV fixedly-sealed type vacuum modularized electric appliance for the electrified railway effectively reduces the floor area and the investment cost, and has good reliability, convenient maintenance and good product reliability.

The invention provides a power transformer outdoor installation supporting device which can prevent vines below from climbing on a transformer and is safer. The device comprises a first supporting rod (1), a second supporting rod (2) and an installation platform (3) used for placing a power transformer. The installation platform (3) is arranged between the first supporting rod (1) and the supporting rod (2). The device is characterized in that the edge of the installation platform (3) is provided with a downward arc-shaped cover (7), a baffle used for preventing the vines from penetrating is arranged on the installation platform (3), two coil pipes (8) are wound on the first supporting rod (1) and the supporting rod (2) respectively, each coil pipe (8) is provided with an oil inlet and an oil outlet, and the oil inlets and the oil outlets of the coil pipes (8) and an oil tank on the transformer forms a circulating loop.

The invention relates to a power transmission and transformation device, in particular to a transformer rack. The transformer rack comprises a cross beam, a pair of parallel longitudinal beams and diagonal supporting steel beams, wherein two vertical rods are connected through the cross beam, the cross beam is provided with hoop rings, the parallel longitudinal beams are fixed to the top of the cross beam through bolts, and the diagonal supporting steel beams are hinged to the ends of the parallel longitudinal beams. The other end of each diagonal supporting steel beam is fixed to one vertical rod through a lower hoop ring, wherein the lower hoop ring is of a conical cylinder shape, and the lower hoop ring at least comprises an upper fastening screw and a lower fastening screw. By the adoption of the transformer rack, a transformer can be installed stably, shaking of the transformer is prevented, and the corrosion resistance performance is good.

The invention discloses a transformer installing mechanism. The transformer installing mechanism comprises four rod bodies and a transformer body arranged among the rod bodies, an installing plate is arranged at the lower end of the transformer body, a fixing plate is arranged at the outer side of the upper end of the transformer body, supporting rods are arranged at the inner ends of the two rod bodies respectively, and the lower ends of the supporting rods are hinged to the rod bodies; four T-shaped grooves are formed in the lower end face of the installing plate, T-shaped sliding blocks are arranged at the upper ends of the supporting rods and can slide along the T-shaped grooves, threaded holes are formed in the side walls of the T-shaped grooves, positioning bolts are arranged in the threaded holes and connected into the threaded holes in the T-shaped grooves through threads, counter bores are formed in the sliding blocks, and the tail ends of the positioning bolts are inserted into the counter bores. Steel angles at the inner sides of the installing plate structure are adopted to limit the position of a transformer, and the transformer installing mechanism has higher anti-seismic performance.