1924 results about "Utility pole" patented technology

The invention relates to a high-protection-performance metering box with polystyrene foam, and relates to the technical field of metering boxes, the metering box comprises a box body, two box doors are oppositely hinged to the box body, a plurality of heat dissipation holes are formed in two opposite side walls of the box body, and a protection plate for protecting the heat dissipation holes is installed outside the box body; two parallel fixing plates are vertically installed on the side face, away from the box door, of the box body, arc-shaped notches are formed in the side faces, away from the box body, of the fixing plates, flexible fixing ropes are detachably installed outside the fixing plates, and the flexible fixing ropes and the arc-shaped notches in the fixing plates jointly surround the periphery of a telegraph pole; according to the application, when the metering box is installed on the telegraph pole, the flexible fixing rope and the arc-shaped gap in the fixing plate jointly surround the periphery of the telegraph pole, so that the metering box can be pre-locked; and an acting point is provided for installation personnel, and the possibility of deviation or dislocation of the box body is greatly reduced.

The invention discloses a power grid transmission line tower inclination detection method based on remote sensing image semantic segmentation, and relates to the field of electric power safety and artificial intelligence. Comprising the following steps: step 1), preprocessing a remote sensing image, including shadow detection and image denoising; 2) performing semantic segmentation on the remote sensing image through an improved U-Net neural network, and extracting a tower body area and a tower top area of the power grid transmission tower; and step 3), according to semantic segmentation results of the tower body and the tower top of the transmission tower, calculating center point coordinates of the two areas, and according to the two center point coordinates, calculating the inclination of the tower. According to the invention, by using the remote sensing image and semantic segmentation technology, the rapid detection of the inclination condition of the pole tower in a large-range area can be realized.

A telegraph pole single-porcelain-bottle rain-snow-prevention bird-trouble-prevention insulating sheath capable of being installed in an electrified mode comprises a porcelain bottle sleeve and wire sleeves, the two opposite sides of the porcelain bottle sleeve used for wrapping the top of a porcelain bottle are respectively connected with one wire sleeve used for wrapping a wire, and the lower end of the porcelain bottle sleeve is provided with an opening corresponding to the upper portion of the porcelain bottle. A slot communicated with the opening in the lower end of the porcelain insulator sleeve is formed in the lower edge of the wire sleeve, butt joint edges extending downwards are connected to the two edges of the slot respectively, a mounting plate is arranged on the porcelain insulator sleeve, and a mounting hole is formed in the mounting plate; the cross sections of the butt-joint edges on the two sides are in a splayed shape, and the minimum distance between the butt-joint edges on the two sides is matched with the diameter of an electric wire. The invention has the advantages that under the condition of uninterruptible power supply, the mounting rod is used for supporting the mounting plate, and the whole sheath is mounted on the top end of the porcelain bottle and the electric wire downwards from the upper part of the porcelain bottle and the adjacent electric wire, so that the application is convenient, rain, snow and bird damage are effectively isolated, the binding wire and the electric wire are prevented from being corroded and damaged, and the safe operation of an electric power circuit is ensured.

The invention relates to the technical field of circuit breakers, in particular to a pole-mounted circuit breaker convenient to install. The pole-mounted circuit breaker convenient to install comprises an installation frame, a circuit breaker body, a positioning plate, a supporting plate, a buffer spring, a V-shaped groove block, a positioning rod and a positioning assembly, the installation frame is fixedly installed on a telegraph pole of an electric power transmission and distribution network through a hoop assembly, and the supporting plate is horizontally installed at the top in the installation frame. Through clamping cooperation of the V-shaped groove blocks on two sides of the positioning plate and the circuit breaker positioning rod, rapid and accurate correction of the horizontal position of the circuit breaker is realized by using the automatic centering characteristic of the V-shaped structure; the circuit breaker can be quickly assembled and disassembled by matching with the clamping connection of the clamping block in the positioning assembly and the clamping groove of the connecting strip, and all the assemblies can be automatically unlocked and reset only by lifting the circuit breaker by virtue of a crane, so that the installation and maintenance time is remarkably shortened, the working efficiency is improved, and the manual operation difficulty and the labor intensity are reduced.

The invention belongs to the technical field of cable installation, and particularly relates to a modular cable erection splicing assembly which comprises an installation device, a mounting device and a clamping device. The mounting device comprises a telegraph pole and fixing frames, the fixing frames are symmetrically welded to the telegraph pole, a mounting device is mounted on each fixing frame, and a clamping device is mounted on each mounting device; a mounting groove is transversely formed in the middle of the fixing frame, and the mounting device is hung in the mounting groove through the opening; according to the scheme, through the modular design of the mounting device, the mounting device and the clamping device, modular splicing is achieved, and the erection flexibility and expansibility are greatly improved; the mounting devices can be directly hung in the mounting grooves through the openings, and a plurality of mounting devices can be mounted in the fixing frame. The clamping plate of the clamping device achieves elastic supporting through the supporting spring and the damping rod, cables with different diameters can be stably clamped within a certain range, clamping parts do not need to be replaced, and the accessory cost and the construction complexity are greatly reduced.

The utility model relates to a power transformer mounting rack which comprises two cross beams which are symmetrically arranged front and back, fixing rods are symmetrically connected to the left and right ends of the two cross beams in a sliding mode, clamping hoops are symmetrically arranged at the ends, away from the cross beams, of the fixing rods front and back, and adjusting assemblies are arranged between the clamping hoops and the fixing rods. A fastening bolt is in threaded connection between the tail ends of the two clamping hoops which are close to each other; according to the scheme, before the power transformer is installed, the rotary knob can be rotated manually, so that the two-way screw rod rotates, and under the limiting action of the open slot, the two sliding blocks drive the two clamping hoops to do linear face-to-face or back-to-back movement; therefore, the effect that the clamping force between the clamping hoop and the cement telegraph pole can be timely and rapidly adjusted according to the diameter change of the cement telegraph pole can be achieved, and meanwhile the mounting frame can adapt to telegraph poles of various diameter specifications.

The invention relates to the technical field of overhead cable equipment inspection, in particular to an overhead high-voltage cable live inspection device based on infrared thermal imaging, which comprises a control terminal and a clamping frame, a mechanical arm is fixed on the control terminal, the clamping frame is composed of two semicircular frames, one end of the semicircular frame on one side is provided with a hinge, and the other end of the semicircular frame on the other side is provided with a power supply. The hinge is connected with one end of the other semi-circular frame, the two semi-circular frames are connected through the hinge, when a worker inspects an inspection target, the worker only needs to clamp a telegraph pole through the two semi-circular frames, then rotates the screw to fix the semi-circular frames, the device is started, then the target can be inspected, operation is simple, and operation is convenient. Personnel do not need to climb to work, so that the personal safety of the working personnel is guaranteed; the control terminal automatically identifies and records the number of the target, and when the target needs to be maintained, the target can be accurately and quickly positioned, so that a worker can visually know the detected target in the inspection process, and the situation of missing inspection is avoided.

The invention discloses a telegraph pole tower part defect identification method based on an improved YOLOv8 model, and the method comprises the steps: constructing a model based on YOLOv8, introducing a mixed attention mechanism, and obtaining an improved YOLOv8 model; training the improved YOLOv8 model on the basis of the target training set, and adjusting parameters by adopting a UIoU-Focal-inv loss function to obtain an optimal improved YOLOv8 model; and based on the test set, inputting the test set into the optimal improved YOLOv8 model, and outputting to obtain the defect type of the telegraph pole tower component and the frequency of the corresponding defect type, thereby realizing defect identification of the telegraph pole tower component in the power transmission line. According to the invention, matching improvement is carried out based on the YOLOv8 model, the mixed attention mechanism of the HAT module can enhance the feature representation of the model, and the method is suitable for complex recognition scenes with shielding, low contrast ratio, unobvious target fine granularity and the like in telegraph pole tower components.

The invention discloses a spliced cement telegraph pole and a splicing method thereof, and belongs to the technical field of cement telegraph poles. A spliced cement telegraph pole comprises an upper pole body, a lower pole body and a connecting pole body which are sequentially connected, the top end of the lower pole body is connected with the upper pole body through a connecting structure, the bottom end of the lower pole body is connected with the connecting pole body through a connecting structure, and a connecting base is arranged at the bottom end of the connecting pole body and arranged on an embedded base; a positioning mechanism is arranged between the connecting rod and the connecting seat, the positioning mechanism comprises a limiting structure and a locking structure, the limiting structure limits the connecting rod and the connecting seat, and the locking structure locks the connecting rod and the connecting seat. By the adoption of the splicing type cement telegraph pole and the splicing method thereof, the problems that an existing telegraph pole is unstable in splicing and inconvenient to splice can be solved.

There is described a bracket for securing a crossarm to a utility pole. The bracket includes a pole-mounting member for mounting to the utility pole by engaging a pole-receiving side of the pole-mounting member to the utility pole. The bracket further includes a crossarm-mounting member secured to the pole-mounting member. The crossarm-mounting member includes a rear plate and walls extending from the rear plate and away from the pole-receiving side of the pole-mounting member. The rear plate and the walls define a channel for receiving the crossarm.

The invention belongs to the technical field of telegraph pole manufacturing, and particularly relates to steam curing equipment for cement telegraph pole manufacturing and a steam curing method of the steam curing equipment. Comprising a steam curing tank used for steam curing of an injection molded telegraph pole; the outer shell is used for installing the supporting assembly and integrally moving; the rotating assembly is used for adjusting the rotating angle of the supporting assembly; the supporting assembly is used for placing a plurality of telegraph poles; the moving assembly is used for driving the air injection assembly to reciprocate; the air spraying assembly is used for spraying steam to maintain the telegraph pole; the ventilation assembly is used for feeding external steam into the air injection assembly; a first motor is matched with a first driving gear and an inner gear ring, a worker can conveniently adjust the angle of a mounting ring, then the position of each set of supporting plates is adjusted, reasonable placement of telegraph poles is facilitated, and the situation that due to the fact that a traditional steam-curing chamber lacks a structure for reasonably placing the telegraph poles, the telegraph poles cannot be placed easily when steam-curing is conducted on the telegraph poles is avoided. And the problem of disordered placement is solved.

The utility model relates to the technical field of transformers, in particular to a transformer installation supporting frame which comprises a first supporting structure used for supporting a transformer box body, and the first supporting structure comprises a first hoop ring hooped outside two telegraph pole bodies, two first supporting cross beams and four first locking screw rods; the second supporting structure is used for supporting the transformer lightning arrester and comprises a second hoop ring hooped outside the two telegraph pole bodies, two second supporting cross beams and four second locking screw rods; the second supporting structure is connected with the first supporting structure through the suspension device, so that the bearing capacity of the first supporting structure is increased, the first supporting assembly and the second supporting assembly are connected through the suspension device, and the second supporting structure can share part of the load borne by the first supporting assembly; therefore, the service life of the first supporting assembly is prolonged, and the bearing capacity of the first supporting assembly is higher.

The invention relates to the technical field of circuit breakers, and discloses a fast-to-install primary and secondary fusion pole-mounted circuit breaker which comprises an installation frame and a circuit breaker body arranged on the installation frame, and core power electronic components such as an insulated gate bipolar transistor (IGBT) chip and a module are integrated in the pole-mounted circuit breaker body. The mounting rack is used for mounting a circuit breaker body to realize the functions of automatically cutting off a circuit and remote communication when a fault occurs, the mounting rack comprises a clamping assembly and a supporting piece, the supporting piece is used for mounting the circuit breaker body, and the clamping assembly is used for fastening the supporting piece on a telegraph pole. According to the pole-mounted circuit breaker, assembling and wiring of the circuit breaker body are completed on the ground firstly, then the circuit breaker body is rapidly fixed to the telegraph pole through the installation frame, the effect of improving the installation efficiency and reliability of the pole-mounted circuit breaker is achieved, and meanwhile the use flexibility of the installation frame is high.

An active radio-frequency (RF) sensing technology for determining the relative and / or absolute state (e.g., position, velocity, and / or acceleration) of a target object (e.g., a person, a car, a truck a lamp post, a utility pole, a building) is described. The sensors described herein operate in the Terahertz band (300 GHz to 3 THz). An active RF sensing device comprises a substrate and first and second semiconductor dies mounted on the substrate. The first semiconductor die has an RF transmit antenna array integrated thereon, and the transmit antenna array comprises a first plurality of RF antennas configured to generate an RF signals having frequency content in the 300 GHz-3 THz band. The second semiconductor die has an RF receive antenna array integrated thereon, and the receive antenna array comprises a second plurality of RF antennas configured to receive RF signals having frequency content in the 300 GHz-3 THz band.

The invention discloses a cement-based telegraph pole defect detection method based on big data analysis, and the method comprises the steps: arranging a distributed optical fiber sensing network to collect the stress data of a target telegraph pole, and obtaining a stress feature set through denoising and feature extraction; constructing a structure damage feature library based on the attributes of the telegraph pole and the material characteristics, and screening key damage features through a self-adaptive matching threshold value; and in combination with concrete carbonization characteristics and steel bar corrosion characteristics, carrying out weighted analysis by adopting a multi-modal fusion model and an attention mechanism, and outputting an optimally matched defect detection result. According to the method, through multi-source data fusion and dynamic threshold optimization, the recognition precision of typical damages such as cracks and spalling is remarkably improved, a graded early warning and maintenance scheme can be automatically generated according to a detection result, and intelligent monitoring and operation and maintenance of the health state of the telegraph pole are achieved; the method has the characteristics of high detection accuracy and strong environmental adaptability, and is suitable for long-term safety monitoring of the electric power infrastructure.

The invention belongs to the technical field of cement telegraph pole pouring, and particularly relates to a self-cleaning anti-blocking cement telegraph pole pouring machine which comprises a storage bin, and a filtering assembly used for filtering large-size aggregate in concrete is arranged below the storage bin. A cleaning assembly for intermittently conveying concrete is arranged in the storage bin, the filtering assembly can clean the interior of the storage bin while driving the cleaning assembly to intermittently discharge the concrete, and through rotary vibration of a screen, large-size concrete in the concrete can be vibrated, screened and filtered; according to the concrete vibration screening device, the situation that large-size aggregate is clamped in the pouring machine and influences normal movement of the pouring machine is avoided, concrete intermittently falls into the screen through swinging of the partition plate, and therefore the concrete vibration screening efficiency of the screen can be improved, and the situation that the pouring machine is blocked is further prevented.

The invention relates to the technical field of telegraph pole tower state detection, and discloses a telegraph pole tower inclination condition real-time monitoring and positioning device and a corresponding method.The telegraph pole tower inclination condition real-time monitoring and positioning device comprises a monitoring shell and a monitoring and positioning assembly arranged in the monitoring shell, the opening of the monitoring shell is covered with a shell cover, and a mounting groove is formed in the upper side of the outer wall of the monitoring shell; a solar panel is embedded in the mounting groove, an arc-shaped clamping plate is fixedly arranged on the side, away from the solar panel, of the monitoring shell, rotating assemblies are arranged on the two sides of the arc-shaped clamping plate correspondingly, and a first bandage and a second bandage are arranged through the rotating assemblies correspondingly; the sides, away from each other, of the first binding band and the second binding band are provided with a plurality of first inserting grooves and second inserting grooves which are arranged at intervals respectively. According to the real-time monitoring and positioning equipment for the inclination condition of the telegraph pole tower and the corresponding method, the inclination condition of the telegraph pole tower can be continuously and accurately monitored for a long time by arranging a plurality of monitoring modules and stably connecting the monitoring modules with the outer wall of the telegraph pole tower.

The invention relates to the technical field of circuit breakers, in particular to a primary and secondary fusion complete column-mounted circuit breaker which comprises a mechanism box, a plurality of insulating cylinders fixed to the top end of the mechanism box and a supporting frame transversely fixed to the inner wall of one side of the mechanism box. A plurality of hanging rings are fixed to one side of the top end of the mechanism box, a limiting sliding groove is formed in the supporting frame in a penetrating mode, an inclined triggering assembly is arranged in the limiting sliding groove, and through arrangement of the inclined triggering assembly and an adjusting assembly and cooperative operation between the inclined triggering assembly and the adjusting assembly, the inclined triggering assembly can be adjusted; when a telegraph pole is inclined due to the influence of extreme weather or external force, the primary and secondary fusion complete column-mounted circuit breaker can automatically separate the moving contact from the static contact, so that quick power failure is realized, manual intervention is not needed in the process, the circuit can be cut off at the first time when a dangerous case occurs, and the safety of the telegraph pole is ensured. The electric shock risk possibly encountered when pedestrians approach the inclined telegraph pole is avoided fundamentally, and the overall use safety is improved.

The invention belongs to the technical field of cable mounting tools, and particularly relates to an anti-falling aerial cable clamping and mounting structure which comprises a bottom clamp and a top clamp, and the top clamp is arranged above the bottom clamp. And a tension spring is arranged between the top clamp and the bottom clamp, so that the top clamp downwards clamps the cable under the action of the tension spring. Arc-shaped clamping grooves are formed in the opposite faces of the bottom clamp and the top clamp, and mounting planes are arranged at the left ends and the right ends of the opposite faces of the bottom clamp and the top clamp. The bottom clamp comprises a bearing clamp on the upper portion and a fixing base on the lower portion, the bearing clamp is connected to the upper portion of the fixing base in a sleeved mode, and the bearing clamp can move up and down on the fixing base in a limited mode. Through the integrated design of elastic pre-tightening, double limiting and buffering energy absorption, stable clamping, dynamic adaptation and damage protection of the cable are achieved, and the cable clamp is suitable for various installation scenes such as a power transmission tower and a telegraph pole cross arm and can tolerate cable installation in severe environments such as high and low temperature, strong wind and salt mist.

The invention relates to the field of welding equipment, and discloses welding equipment for cement telegraph pole steel bar machining, which comprises a supporting device and an adjusting device, the adjusting device is arranged on the inner wall of the supporting device, the supporting device comprises a supporting table, and an operation table is fixedly connected to the middle of the top end of the supporting table; the middle of the inner side wall of the operation table is rotationally connected with a bidirectional lead screw, the middle of one side of the operation table is fixedly connected with a first motor, the side wall of the bidirectional lead screw is in threaded connection with two sliding blocks, and the middle of the top end of the operation table is fixedly connected with a second telescopic rod. The movable end of the first telescopic rod penetrates through the middle of the top end of the supporting frame and is fixedly connected with a welding head. According to the welding equipment for cement telegraph pole reinforcing steel bar machining, the stability during welding is effectively improved by arranging the supporting device, the reinforcing steel bars of the two cement telegraph poles can be in butt joint conveniently by arranging the adjusting device, and convenience is provided for welding.

The utility model provides a high-voltage isolating switch with a grounding switch, which comprises a base, a driving insulator, a driven insulator, a first connecting rod, a contact finger, a grounding rod, a first limiting plate and a second limiting plate, and is characterized in that the base is suitable for being mounted on a cross arm of a telegraph pole; the driving insulator and the driven insulator are rotationally connected with the base, and the synchronous rotation of the driving insulator and the driven insulator in the direction is realized through the first connecting rod; a contact finger and a first limiting plate are arranged on a driving insulator or a driven insulator, a second limiting plate is arranged on a cross bar of a grounding rod, the first limiting plate limits rotation of the second limiting plate in a switching-on state, and electric leakage accidents caused by the fact that the grounding rod rotates upwards to make contact with a first contact or a second contact in the switching-on state are effectively avoided; when the switch is switched off and the grounding rod is in contact with the contact finger, the second limiting plate limits the rotation of the first limiting plate, so that the condition that the conductive part is damaged due to wrong operation and driving of the driving insulator to rotate when the vertical rod is in contact with the contact finger is effectively avoided.

A holder is provided for suspension from a pole or other object. The holder includes a generally horizontal base unit with multiple receivers for receiving tools and various other objects. A generally vertical mounting unit extends from the base unit and is configured for placement on a utility pole or other object.

The invention relates to the technical field of electric power engineering transformers, in particular to an electric power engineering transformer mounting structure and a method thereof.The electric power engineering transformer mounting structure comprises a supporting mechanism which comprises a supporting component, two fixing components, a transmission component, an adjusting component, two winding components, two positioning components and a plurality of elastic components; the two fixing parts are arranged on the left side and the right side of the supporting part correspondingly, the adjusting part drives the two fixing plates to adjust the positions through the transmission part, so that transformers with different widths can be installed and connected with the rack, the rack and a telegraph pole are firmly fixed through the fixing parts, and after the transformers are connected with the fixing plates in an inserted mode, the transformer can be fixed to the telegraph pole. The transmission component can drive the collecting component to enable the positioning component to be inserted into the connecting block and the inserting column, so that the transformer is reinforced and prevented from shaking up and down, the adjusting component can be supported through the elastic component, and at the moment, the lifting component can enable the rack to drive the transformer to adjust the height after the lifting component is fixed to a telegraph pole through a clamp.

An active radio-frequency (RF) sensing technology for determining the relative and / or absolute state (e.g., position, velocity, and / or acceleration) of a target object (e.g., a person, a car, a truck a lamp post, a utility pole, a building) is described. The sensors described herein operate in the Terahertz band (300 GHz to 3 THz). An active RF sensing device comprises a substrate and first and second semiconductor dies mounted on the substrate. The first semiconductor die has an RF transmit antenna array integrated thereon, and the transmit antenna array comprises a first plurality of RF antennas configured to generate an RF signals having frequency content in the 300 GHz-3 THz band. The second semiconductor die has an RF receive antenna array integrated thereon, and the receive antenna array comprises a second plurality of RF antennas configured to receive RF signals having frequency content in the 300 GHz-3 THz band.

The invention relates to the technical field of cable construction, and discloses a cable construction tightening device for a high-voltage power grid and a using method thereof.The cable construction tightening device comprises a buckle and a cable, one end of the buckle is fixedly connected with a working shell, the cable construction tightening device further comprises a clamping tightening mechanism, and the clamping tightening mechanism comprises a telescopic rod fixedly connected to one side of the inner wall of the working shell; the outer wall of a telegraph pole is sleeved with a buckle, the buckle is fixed through a bolt, then a cable is pulled so that the cable can exist in a round shell, a telescopic rod is started, the telescopic rod drives a connecting plate to move, the connecting plate drives a rotating strip to move, the rotating strip drives a rotating block to move, and the rotating block drives a first rotating plate to move; and meanwhile, a rotating block drives a second rotating plate to move, at the moment, a sponge sleeve arranged at the clamping assembly can make contact with one side of the cable, the square shell at the clamping assembly is prevented from moving, and the square box can be driven to approach the cable in the moving process of the second rotating plate due to the arrangement of the square shell.

The invention relates to the technical field of resistance spot welding, in particular to a cement telegraph pole reinforcement cage automatic binding and welding integrated device based on PLC control. The device comprises a working rotating disc rotationally connected with a mounting support, a machining channel allowing the reinforcement cage to horizontally penetrate through is formed in the center of the working rotating disc, a conductive wheel and a pressing assembly are arranged on the same side of the working rotating disc, and the conductive wheel, the pressing assembly and the reinforcement cage form a closed conductive loop. When the diameter of the produced reinforcement cage is small, the axial component force applied to the spiral bar by the cylindrical pressing wheel is guided by the inclined plane of the groove, and forced friction is reduced. When the diameter of a produced reinforcement cage is large and the reset slope of the circular truncated cone pressing wheel presses a spiral bar, the acting direction of force is more deviated to the radial direction, the axial component force is reduced, and therefore the axial friction force is reduced. When the reset slope on the periphery of the round table roll welding wheel is in contact with the spiral rib, an inclined contact line along the conical surface is formed.

The utility model relates to the technical field of cross arms, and discloses a composite insulation cross arm which comprises a telegraph pole and an insulation rod, the two ends of the insulation rod are respectively provided with a connecting block used for being connected with an electric wire, the insulation rod is provided with a connecting assembly used for being fixed to the telegraph pole, and the connecting assembly comprises an insulation plate and a fixing ring. The fixing ring is provided with a buffering assembly used for buffering stress transmitted on the telegraph pole, the buffering assembly internally comprises an elastic block and an elastic ring, the fixing ring is internally provided with a buffering part used for buffering stress on the elastic block, and the buffering part internally comprises a fixing base, an extension rod and a reset spring. According to the utility model, through the design of the elastic block, the elastic ring and the reset spring, the stress applied to the connection part can be dispersed and buffered in multiple directions, the stress buffering effect is improved, the stability of the insulating rod and the insulating plate is maintained, and the risk that the connected wire shakes and falls off due to shaking caused by the shaking of the insulating rod and the insulating plate under the impact of external force is avoided; and potential safety hazards exist.

The utility model discloses a power regulation device of power transmission and distribution line, including telegraph pole, hoop, bracing frame, base and transformer main part, the left side and right side of top plate are both equipped with support mechanism, the left side and right side of bracing frame inner side are both equipped with rolling mechanism. By arranging the top plate, the top plate can prevent objects falling from high altitudes from impacting and damaging the transformer main body, and solves the problems that the top of the transformer main body is not provided with a shielding structure, the main working place of the transformer main body is outdoor, and uncontrollable factors are more; when objects fall from high altitudes and the like, external force impact is easily generated on a transformer main body, so that the transformer main body is damaged, a user usually needs to climb a telegraph pole during maintenance of the transformer main body, the danger is large, hoisting equipment needs to be used when the transformer main body is seriously damaged, and the maintenance difficulty and the maintenance cost are large. Therefore, a shielding structure needs to be arranged at the top of the transformer main body for daily protection.

The utility model relates to a high-strength cement telegraph pole, which belongs to the field of telegraph poles and comprises a base and a telegraph pole body fixedly mounted at the top of the base, a fixing component is mounted on the base, a protective component is mounted on the base, and the fixing component comprises a mounting frame fixedly mounted at the bottom of the base. A movable plate is slidably connected into the mounting frame, a plurality of inserting rods are fixedly mounted at the bottom of the movable plate, two mounting rods are fixedly mounted at the top of the movable plate, and limiting blocks are fixedly mounted at the tops of the two mounting rods. According to the high-strength cement telegraph pole, by installing the fixing assembly, when the telegraph pole is installed, the base is installed more firmly through the multiple sets of inserting rods, the situation that the telegraph pole is not firmly installed and topples over is reduced, the telegraph pole installation quality is improved, potential safety hazards are reduced, by installing the protection assembly, certain protection is provided for the telegraph pole, and the safety of the telegraph pole is improved. And the service life of the telegraph pole is prolonged.

The utility model provides a high-voltage isolating switch, which comprises a base, a driving insulator, a driven insulator, a first connecting rod and a transmission mechanism, and is characterized in that the base is suitable for being mounted on a cross arm of a telegraph pole; the driving insulator is connected with the base and is in running fit with the base; the active insulator is provided with a first contact. The driven insulators are arranged on one side of the driving insulator at intervals, are connected with the base and are in running fit with the base; a second contact is arranged on the driven insulator; the two ends of the first connecting rod are in running fit with the driving insulator and the driven insulator respectively, so that the driving insulator and the driven insulator synchronously rotate in opposite directions when rotating, and the first contact and the second contact are contacted or disconnected; the transmission mechanism is arranged on one side of the base, the power output end of the transmission mechanism is connected with the driving insulator, and the power input end is suitable for being connected with the driving mechanism; a preset distance is formed between the power input end and the base. According to the high-voltage isolating switch provided by the utility model, a branch cable trench leading to the driving mechanism does not need to be additionally dug, the workload is greatly reduced, and the construction efficiency is improved.