314results about "Cable installations in surface ducts" patented technology

A cable trough for installing cables alongside a railway line or other right of way is described. The cable trough is constructed using longitudinally oriented reinforcing fibers coated with polymeric resin that generally aligns the reinforcing fibers with the length of the cable trough. One or more connector clips may be used to secure respective portions of the cable trough to one another. The cable trough is provided with a cover that may be removably secured to an elongate channel to protect the cables housed within the cable trough. Elbows, corners, tees, and other connectors may be provided to run the cable trough in any desired direction. A method of installing cables in a cable trough is also described.

This resin trough body has an approximately U-shape cross-sectional shape that includes a bottom section and side sections on the two sides. Vertical reinforcement ribs are formed at a prescribed interval on the outer surface of both side sections of a trough body of a prescribed length. Further, near the front and back ends of the trough body, horizontal ribs are formed so as to link two vertical ribs. An accommodation space for accommodating a grating lid is formed by a pair of L-shape members being fixed with bolts to a fixing jig that has been attached to the horizontal ribs. The grating lid is accommodated in said accommodation space, and the grating lid is fixed to a bolt fixing section, which is a mounting hole formed in the horizontal plane of the L-shape members.

The invention discloses a clamping type cable protection pipe convenient to install, which comprises a first semicircular sleeve and a second semicircular sleeve, the curvature radiuses of the inner walls of the first semicircular sleeve and the second semicircular sleeve are the same, the first semicircular sleeve and the second semicircular sleeve are combined to form a complete circular pipe cavity, and the inner diameter of the circular pipe cavity is matched with that of a target cable. First connecting plates are fixedly connected to the two sides of the first semicircular sleeve, positioning rods are fixedly connected to the upper portions of the first connecting plates, second connecting plates movably connected to the positioning rods in an inserted mode are fixedly connected to the two sides of the second semicircular sleeve, and a clamping unit is further included. The invention belongs to the technical field of cable protection pipes, and effectively solves the problems that a traditional cable protection pipe is inconvenient to install and operate, the trouble of manual operation is increased, overall replacement is needed when a part is damaged, and the cost is high.

An apparatus, system, and method for deploying a tubular body across a gap. The tubular body is fixed to a surface on either side of the gap. The system includes a first connector housing fixed to the first surface and a second connector housing fixed to a second surface. An insertion end of the first connector housing is smaller than a receiving end of the second connector housing such that the insertion end of the first connector is insertable into the receiving end of the second connector housing. The tubular body passes continuously through the interior volume of the first connector housing and through the interior volume of the second connector housing.

In an example, a multicable clip includes an elongate base, cradles, and first and second pedestals. The base has a first end and a second end opposite the first end. The cradles extend from the base, each of the cradles configured to receive a corresponding cable, each of the cradles having a narrower width at its opening than within the cradle. The first pedestal is formed at the first end of the base, the first pedestal having a first shoulder to engage a first retention flange of a cable raceway. The second pedestal is formed at the second end of the base, the second pedestal having a second shoulder to engage a second retention flange of the cable raceway. The first and second pedestals are configured to couple the multicable clip to one or more installation structures.

The utility model discloses a cable protection tube with strong pressure resistance, which comprises a protection cover, a cable layered placement structure is arranged in the protection cover, two ends of the protection cover are provided with self-assembly structures, and the protection cover is composed of a base and an arc-shaped protection plate which is arranged above the base and can be clamped with the base. And a compression-resistant assembly is arranged between the arc-shaped protection plate and the base and is composed of a compression-resistant block and a honeycomb block. After the protective cover is fixed on the ground, the base and the arc-shaped protective plate are fixed into a whole at the moment, when a vehicle presses the arc-shaped protective plate, the arc-shaped protective plate is arranged to be arc-shaped, so that high pressure resistance is achieved, and meanwhile, the honeycomb block can disperse pressure to the whole arc-shaped protective plate, so that the safety of the vehicle is improved. The pressure on the arc-shaped protection plate can be shared by the base through the pressure-resistant block, and the base transmits the pressure to the ground, so that the arc-shaped protection plate can be prevented from being deformed and broken by pressing, and the cable in the protection cover can be effectively protected.

The invention relates to a cable laying device for a cable trench. The device comprises a rack, a moving mechanism, a cable reel, a first adjusting mechanism, a guide mechanism and a second adjusting mechanism, a moving mechanism is mounted at the bottom of the rack, and the rack can advance along the cable trench through the moving mechanism; a cable reel is rotatably mounted on the rack, a cable to be laid is wound on the cable reel, and a first adjusting mechanism used for adjusting the longitudinal height position of the cable and a second adjusting mechanism used for adjusting the transverse laying position of the cable are mounted at the bottom of the rack; the bottom of the second adjusting mechanism is further provided with a guiding mechanism used for supporting and guiding the cable. According to the scheme provided by the invention, workers can be assisted to lay the cable, the automation degree of cable laying is improved, the labor intensity of the workers is reduced, the cable is prevented from being dragged, and the cable skin is ensured to be intact.

The utility model discloses a pressure-resistant MPP electric power pipe, which comprises an inner pipeline and a buffer pressure-resistant outer pipe, the buffer pressure-resistant outer pipe is sleeved on the outer wall of the inner pipeline, the buffer pressure-resistant outer pipe comprises a connecting pipe and a protective pipe, the connecting pipe is slidably connected on the outer wall of the inner pipeline, a buffer cavity is formed between the protective pipe and the outer wall of the connecting pipe, and the protective pipe is sleeved on the buffer cavity. A plurality of evenly-distributed arc-shaped buffer plates and buffer pipes are fixedly connected into the buffer cavity, the arc-shaped buffer plates are arranged at equal intervals and fixedly connected with the outer wall of the connecting pipe, the outer surfaces of the arc-shaped ends of the arc-shaped buffer plates abut against the inner wall of the protective pipe, and the buffer pipes are arranged between every two adjacent arc-shaped buffer plates. The buffer pipes are fixedly connected with the two adjacent arc-shaped buffer plates and abut against the inner wall of the protection pipe. The arc-shaped buffer plates and the buffer pipes which are uniformly distributed are arranged in the buffer cavity, so that external pressure borne by the protective pipe can be effectively absorbed and dispersed, and deformation and fracture caused by the fact that the local part of the inner pipeline suffers from the external pressure are reduced.

The MPP power cable protection sleeve comprises a lower sleeve, an upper sleeve and a clamping block, one side of the top of the lower sleeve is connected with the upper sleeve through a rotating shaft, the clamping block is arranged at the bottom of one end, far away from the rotating shaft, of the upper sleeve, the bottom end of the clamping block is connected with a clamping part, one end, far away from the rotating shaft, of the lower sleeve is connected with a fixing block, and the fixing block is connected with the clamping part. A clamping groove is formed in the middle of the fixing block, the clamping block is connected into the clamping groove in an embedded mode, the inner wall of the upper sleeve and the inner wall of the lower sleeve are each connected with a buffering mechanism, and each buffering mechanism comprises a fixing sleeve, a springback column, a limiting top piece, a supporting spring and a damping ring. After the upper sleeve and the lower sleeve are covered, the clamping block is embedded into the clamping groove, and the top block moves towards the clamping block, so that the clamping part at the bottom end of the clamping block is clamped, and the power cable is protected; and the buffer mechanism is adopted to play a role in buffering so as to prevent the internal cable from being damaged by collision or impact of the protective sleeve in the installation process of the cable.

The present disclosure is directed to a curb for providing electricity to one or more devices on a street or a sidewalk. The curb includes a rigid curb housing for storing at least one power source or power source connector configured to be electrically coupled to a power source. The curb additionally includes a top plate removably attached to the rigid curb housing, the top plate configured to electrically couple at least one power outlet to the at least one power source or power source connector.

The invention proposes a kerb, paving stone or kerbstone charging device (18) for charging an energy store (30) of an electrically driven vehicle (32), comprising a kerb, paving stone or kerbstone main body (34), a receiving space (36) which is at least partially bounded by the kerb, paving stone or kerbstone main body (34), an electrical interface unit (24) for transmitting power from the kerb, paving stone or kerbstone charging device (18) to the vehicle (32), a power supply cable (22) which protrudes into the receiving space (36) in the kerb, paving stone or kerbstone main body (34), and electronic components (56) for open-loop and closed-loop control of the charging process, which are arranged in the receiving space (36) of the kerb, paving stone or kerbstone main body (34) and via which the electrical interface unit (24) is connected to the power supply cable (22), in which kerb, paving stone or kerbstone charging device, for parking space monitoring, an encapsulated electronics box (54) which is dust- and liquid-tight on all sides is arranged in the receiving space (36), the electronic components (56) for open-loop and closed-loop control of the charging process being arranged in the electronics box and a parking occupation sensor (60) being arranged in the electronics box, the parking occupation sensor being connected to an evaluation unit (62) for data interchange and to at least one of the electronic components (56) for open-loop and closed-loop control of the charging process.

A preformed block is used for housing and routing electrical power cables, and comprises a central cavity. At least two adjacent faces of the block have an opening which connects to the central cavity. Electrical power cables can thus be routed within the block between those openings, from a side face (leading to a trench) to the top face (leading to an electrical installation on top). There is also provided an electric vehicle charging station using the precast block and a method of casting a block.

The utility model relates to the technical field of cable laying, and particularly discloses a cable support which comprises a transverse plate assembly used for supporting a cable and supporting columns detachably connected to the two sides of the transverse plate assembly, clamping grooves are formed in the supporting columns, the two sides of the transverse plate assembly are detachably connected with connecting ring blocks, the connecting ring blocks are connected with the supporting columns in a sliding mode, and clamping grooves are formed in the clamping grooves. A clamping groove is formed in the outer side face of the connecting ring block, an inner through groove is formed in the inner side face of the connecting ring block, a clamping block capable of extending into the clamping groove through the inner through groove is arranged in the connecting ring block, an outer through groove is formed in the outer side face of the connecting ring block, and an operation rod penetrating through the outer through groove to be fixedly connected with the clamping block is arranged on the outer side of the connecting ring block. The disassembly mode of the supporting cross rod and the supporting rod is complex, and when an operator installs a cable, the operation is tedious, and the installation time is long.

The utility model relates to the field of power cables, in particular to a plastic conduit convenient for positioning and splicing for a power cable, which comprises a main plastic conduit body used for sleeving and protecting the power cable; and the first connecting kit is fixed at one end of the main plastic conduit body and is used for splicing, and one end of the main plastic conduit body is movably butted with an auxiliary plastic conduit body. According to the power cable plastic guide pipe convenient to position and splice, through the arrangement of the main plastic guide pipe body, the first connecting sleeve piece, the auxiliary plastic guide pipe body, the second connecting sleeve piece, the butt joint block, the butt joint plate and the bolt, when splicing is needed, the main plastic guide pipe body and the second connecting sleeve piece are connected; the butt joint plates on the two sides of the second connecting sleeve piece at one end of the auxiliary plastic guide pipe body are inserted into the butt joint blocks of the first connecting sleeve piece at the other end of the main plastic guide pipe body to form positioning butt joint, then the bolts penetrate through the butt joint blocks and the butt joint plates, the main plastic guide pipe body and the auxiliary plastic guide pipe body are conveniently spliced, and compared with traditional hot melting, the splicing is faster.

A cable conduit for placement on a surface and housing a cable is provided herein. The conduit has a longitudinal axis defining a centerline thereof, and a cable receiving channel extending along the longitudinal axis to receive a cable. The catheter includes a base portion, a first ramp portion, and a second ramp portion. The base extends between the first longitudinal edge and the second longitudinal edge, and includes a first planar portion extending between the first longitudinal edge and the centerline, and a second planar portion extending between the second longitudinal edge and the centerline. The first ramp portion extends from the first longitudinal edge of the base portion toward the centerline such that a first angle is formed between the first portion of the base portion and the first ramp portion. The second ramp portion extends from a second longitudinal edge of the base portion toward the centerline such that a second angle is formed between the second portion of the base portion and the second ramp portion. And the inner edge of the first slope part and the inner edge of the second slope part are separated by a longitudinal opening. The longitudinal opening extends parallel to the center line and exposes the cable receiving channel. The first angle and the second angle are both less than 15 degrees, and the base is deformable about the centerline such that the catheter is reversible between the first configuration and the second configuration. In the first configuration, the first portion and the second portion of the base are coplanar, and the longitudinal opening has a first width. In the second configuration, the first ramp portion and the second ramp portion are coplanar, and the longitudinal opening has a second width. The second width is narrower than the first width.

The utility model discloses a combined plum blossom pipe which comprises a plurality of pipelines which are arranged in a circumferential array mode, and at the connecting position of the peripheral walls of every two adjacent pipelines, every two adjacent pipelines are connected through a connecting mechanism. When the improved plum-blossom-shaped pipe is used, the pipelines with the required number can be arranged together according to requirements, and every two adjacent pipelines are connected and fixed through the corresponding connecting mechanism, so that the pipelines with the specific number are connected and fixed together according to the requirements of an operator, and the plum-blossom-shaped pipe with the specific specification is assembled to meet the use requirements of the operator; and the application range of the plum-blossom-shaped pipe is expanded.

To make it difficult for a lid to fall off even when force is applied to an inner side surface of an attachment of a cable trough.SOLUTION: An attachment 4 for a cable trough 1 is an attachment 4 that is attached to the cable trough 1 to increase a volume of the cable trough 1. The cable trough includes: a trough main body 2 having a bottom wall 21 and a plurality of side walls 22; and a lid 3 that closes an upper opening surface of the trough main body 2. The attachment 4 includes: a plurality of side wall plate members 41 that are attached to the plurality of side walls 22 of the trough main body 2 and extend in a height direction of the trough main body 2; and a top plate 42 that connects the plurality of side wall plate members 41 and faces a lower surface of the lid 3.SELECTED DRAWING: Figure 1

The utility model relates to the technical field of cable protection, in particular to a temporary electric wire passing protection device, which comprises a base with a trapezoidal cross section, a through groove capable of accommodating an electric wire is arranged on the top surface of the base along the length direction, a cover plate with a trapezoidal cross section is arranged above the base, and the bottom surface of the cover plate is as wide as the top surface of the base. A section of electric wire above a road or a road surface is stored in the through groove of the base, then the cover plate covers the through groove, the electric wire can be effectively protected from being damaged, the base and the cover plate are both trapezoidal, passing of people and vehicles above the road surface is not hindered, use and transfer are convenient, and practicability is higher.

The utility model relates to the technical field of cable protection tubes, in particular to a hexagonal cable protection tube with strong compression resistance, which comprises tube bodies, a screw sleeve and a connecting sleeve are respectively embedded at two ends of each tube body, a connecting tube head is integrally formed at one end of each connecting sleeve and is matched with the screw sleeve, and when the two tube bodies are connected end to end, the screw sleeve is connected with the connecting tube head. Notches are formed in the ends, connected with the pipe bodies in a screwed mode, of the screw sleeves and the connecting pipe heads, half studs are fixed in the notches, after the two pipe bodies are connected end to end, the half studs at the ends of the two pipe bodies are spliced into a stud, and the stud is sleeved with a nut in a screwed mode; the utility model has the beneficial effects that the screw sleeve and the connecting sleeve are respectively embedded at the two ends, and the end-to-end connection of the two pipe bodies is realized through threaded connection. The connecting mode is simple and easy to implement, and tight connection between the two pipe bodies can be ensured. In addition, the notch is formed in the end of the pipe body, the half stud is fixed, and then the nut is arranged in a sleeving mode for locking, so that the connecting structure is further reinforced, and potential safety hazards caused by loose connection are effectively avoided.

The utility model discloses a wear-resistant PVC floor with a wiring structure, which comprises a PVC floor body and a wear-resistant protective layer, one end of the PVC floor body is provided with a first lap joint part, the other end of the PVC floor body is provided with a second lap joint part, and the wear-resistant protective layer is fixed on the upper surfaces of the PVC floor body and the first lap joint part. The other end of the PVC floor body is further provided with an extending part located below the second lap joint part, a receding opening is formed between the extending part and the second lap joint part, the extending part is further provided with a first wire groove used for laying a cable, the first wire groove is located below the receding opening, the second lap joint part is provided with a second wire groove used for laying a cable, and the second wire groove is located below the receding opening. The second wire groove is located above the receding opening, and the first wire groove, the second wire groove and a part of the receding opening form a wiring groove. According to the utility model, the cable can be laid in the floor, and the safety of the cable can still be guaranteed after the cable is used for a long time.

The utility model relates to a ground trunking with a moistureproof function, which comprises a trunking piece used for accommodating a cable, a sealing cover piece used for sealing the trunking and a connecting piece used for connecting the trunking piece and the sealing cover piece, the sealing cover piece is detachably buckled on the trunking piece from the upper part, the trunking piece is integrally formed, a U-shaped groove is formed in the center of the trunking piece, and the U-shaped groove is formed in the middle of the trunking piece. The upper groove edge of the U-shaped groove extends outwards to form an inwards-sunken inserting groove, the outer side of the inserting groove continues to extend and is bent reversely to extend downwards in a splayed mode to form supporting edges, and an inserting strip used for sealing and covering the supporting edges on the two sides is arranged below the U-shaped groove. At least one row of moisture permeable holes are formed in the lower portion of the U-shaped groove in the length direction of the groove piece. According to the ground wire duct with the moisture-proof function, the split type design is adopted, the wire duct piece can support a wire away from the ground, the water blocking and moisture removing functions are achieved, and the wire duct piece is matched with the sealing cover piece to conduct full shielding protection on a cable; and the sealing cover piece and the moisture-proof silica gel plug board assembly are convenient to disassemble, repair and maintain.

The invention discloses a mechanical cable conduit sealing device, and relates to the technical field of cable conduit sealing. The device comprises a sealing plug sleeve, plugging plates are arranged at the two ends of the sealing plug sleeve, a plurality of sets of flexible expansion holes are formed in the plugging plates, a plurality of sealing soft sleeves are arranged between the two sets of plugging plates, the sealing soft sleeves communicate with the flexible expansion holes, and a plurality of winding rings are rotationally installed in the sealing plug sleeve; the sealing soft sleeve is located between every two adjacent winding rings, winding rods are arranged in the winding rings, two sealing ropes are fixedly connected between the two winding rods on the outermost side, and the two sealing ropes are located above and below the sealing soft sleeve respectively. The driving shaft is rotated, the driving shaft drives the winding ring to rotate through the worm sleeve, the winding ring enables the sealing rope to be wound through the winding rod, then the sealing rope tightens the sealing soft sleeve, the sealing soft sleeve is tightly pressed on the cable to achieve sealing, and the cable sealing device can be suitable for cables of any specification and any shape.

An embedded positioning pipe fitting for electrical installation comprises a pipe fitting body, a plugging assembly is arranged at the end of the pipe fitting body and comprises an outer sleeve arranged outside the pipe fitting body in a sleeving mode and an inner sleeve matched with the inner wall of the pipe fitting body, an annular baffle coaxial with the outer sleeve is arranged at one end of the outer sleeve, and the outer diameter of the annular baffle is consistent with that of the outer sleeve; the inner diameter of the annular baffle is consistent with that of the inner sleeve, and an annular groove is formed in the side face, away from the pipe fitting body, of the annular baffle. A blocking circular plate is arranged at one end of the inner sleeve and located on the outer side of a pipe opening of the pipe fitting body; an annular notch is formed in the end, clamping the annular baffle, of the outer sleeve. The plugging circular plate can play a role in plugging the end opening of the pipe fitting body, mortar, concrete and the like are prevented from entering the pipe fitting body during embedding, the phenomenon that the pipe fitting body is plugged or corroded by materials such as the concrete and the like is reduced, the outer sleeve and the inner sleeve can prevent the pipe fitting body from being subjected to large external force during embedding, and the sealing effect is good. Therefore, the weak position of the port is damaged.

The utility model relates to a composite electric power sheath tube, which comprises a protection tube body, a connecting tube is fixedly arranged in the protection tube body, an inner protection tube is arranged in the connecting tube, and a compression-resistant mechanism is arranged in the protection tube body. And the compression-resistant mechanism comprises a first compression-resistant layer, a second compression-resistant layer, a rubber pad, a sponge block, a telescopic rod and a compression-resistant spring, and the first compression-resistant layer is fixedly installed in the protection pipe body. When the electric power protective sleeve is used, firstly, cables are sequentially inserted into the inner protective pipe, the cables are fixed and stabilized through the inner protective pipe, then dual protection is formed for the cable body through the connecting pipe and the protective pipe body, and when the protective pipe body is pressed, the first pressure-resistant layer and the second pressure-resistant layer can enhance the pressure-resistant capability; and the connecting pipe is protected through the rubber pad, and when the inner protective pipe is pressed, the telescopic rod and the compression-resistant spring are extruded to further disperse the pressure, so that the purpose of good compression-resistant effect is achieved.

The invention discloses an integrated air exhaust and moisture removal device for a cable trench, and belongs to the technical field of air exhaust and moisture removal of cable trenches, the integrated air exhaust and moisture removal device comprises a traction sleeve, one end of the traction sleeve is connected with conveying equipment, and the other end of the traction sleeve extends into the cable trench for air exhaust and moisture removal. According to the invention, after the fixing frame and the traction sleeve are fed from the access hole of the cable trench, the traction sleeve is moved from the middle vacant position of the cable trench to the deep position of the cable trench through external conveying equipment, when the dehumidification mechanism rotates, water adhered to the surface of a peripheral cable can be scraped and dehumidified, and when interference occurs in the cable trench, the cable trench can be cleaned by the traction sleeve. The traction interference is reduced through partial radial movement of the dehumidification mechanism around the buffer mechanism, the stability of rotary dehumidification scraping and sweeping in a complex environment in a cable trench is improved, the scraping and sweeping roller can be kept to be attached to the surface of a cable, the interference generated by obstacles in the trench can be reduced, and the sweeping effect is kept.

The utility model discloses a cable support for electric power facility installation, which belongs to the technical field of cable supports and comprises a stable bottom plate, a fixed frame is fixedly mounted on the upper surface of the stable bottom plate, and a slidable lifting vertical plate is arranged in the fixed frame. And a positioning rod penetrating through the interior of the lifting vertical plate is inserted into the fixing frame, a stabilizing transverse frame is fixedly installed on the upper surface of the lifting vertical plate, a partition vertical plate is fixedly installed in the middle of the stabilizing transverse frame, and a clamping and positioning device is arranged in the stabilizing transverse frame. According to the cable support for electric power facility installation, a pulling cross rod and a pulling support are arranged to drive a pulling rod and a moving cross plate to push an arc-shaped clamping plate to move inwards so as to clamp and fix a cable, so that the cable has a better clamping and fixing effect, and the stability of lifting the cable can be better guaranteed; and the situation that the cable slips off is effectively avoided, the cable can be better installed, and the use convenience is effectively improved.

The utility model relates to electric power pipe technical field discloses a reinforced polypropylene electric power pipe, including the pipe body, the pipe body includes polypropylene inner layer, short glass fiber reinforced layer, polyester reinforcing layer and polypropylene outer layer from inside to outside in proper order, be equipped with the hydrophilic wet layer between polyester reinforcing layer and polypropylene outer layer, be equipped with a plurality of radial micro -holes in the polypropylene outer layer, the radial micro -hole is conical circular truncated cone hole shape, and the size is big outside small in; The radial micro -hole is uniformly distributed along the length extension direction of the pipe body, and is arranged in the 120 degree range of the top of the pipe body, the inner wall of radial micro -hole is equipped with hydrophobic coating. Solve the problem that the polyester reinforcing layer is prone to hydrolytic aging phenomenon when the electric power pipe is buried or exposed to humid environment in the prior art, leading to the problem of tensile strength decline, long-term reliability reduces.