287results about "Cable fittings" patented technology

A cable management arrangement (1) for an electric vehicle charging station, comprising a base (2), a charging cable (3), a first elongate resilient member (5) supported from the base (2) and extending substantially upright therefrom, and a cable guide (7) at a distal (5b) end of the first resilient member (5). A first portion (3c) of the charging cable (3) runs along with the first resilient member (5). The resilient member (5) supports the first portion (3c), and has a first bending stiffness so as to maintain an upright position when no external lateral load is applied to the charging cable (3). The cable guide (7) prevents the charging cable (3) from exceeding a minimum bend radius during a curvature following the charging cable (3) extending out form the distal end (5b) of the first resilient member (5). An electric vehicle charging station is also concerned.

The invention relates to the technical field of cable joints, and discloses a new energy storage cable joint which comprises a male joint and a female joint, the male joint and the female joint are connected with a protective shell away from the butt joint end, and a stress cone is fixed to the inner side of the protective shell. The dragging and protecting part is arranged between the male head and the protective shell and between the female head and the protective shell, extends to the outer side of the cable and comprises an adjusting and supporting piece and a clamping and fixing piece; and the flame-retardant part is arranged on the clamping and fixing piece and comprises a clamping storage piece and a connecting and replacing piece. The support adjusting piece comprises a connecting cylinder, a threaded groove, a nut and a movable connecting part. The clamping and fixing piece comprises an L-shaped rod, a lead screw and a semicircular clamp, and the semicircular clamp clamps the cable by rotating the lead screw. In the flame-retardant part, the storage and clamping piece comprises a semicircular clamp, a tough sleeve and a storage shell, the connecting and changing piece comprises a threaded rod, and the tough sleeve, the storage shell and the semicircular clamp are filled with dry powder. According to the invention, firm clamping and positioning of the cable are realized through the dragging protection part, and dragging damage is prevented; and the flame-retardant part releases dry powder to extinguish fire when a fire breaks out, so that the anti-pulling protection capability and the flame-retardant safety of the joint are improved.

A segmented bend restrictor system and method for installing such a segmented bend restrictor system that is configured to be disassembled at discrete locations to minimize unnecessary disassembly. The disclosed segmented bend restrictor system offers a more efficient disassembly operation, while also providing an easy and efficient installation operation.

The utility model discloses an adjustable cable clamp, and relates to the cable installation field, the adjustable cable clamp comprises a clamp main body and an auxiliary clamp, the left and right ends of the clamp main body are respectively provided with a movable shaft, the upper end of the clamp main body is provided with a rubber pad, the upper end of the clamp main body is provided with a first threaded rod, and the upper end of the clamp main body is provided with a second threaded rod. Nuts are installed at the left end and the right end of the first threaded rod, and telescopic rods are installed at the front end and the rear end of the hoop body. Through the arrangement of the hoop body, the telescopic rod, the first threaded rod, the second threaded rod and the auxiliary hoops, the auxiliary hoops connected to the front end and the rear end can be connected through the telescopic rod, meanwhile, adjustment of different distances can be conducted, and the hoop body and the auxiliary hoops can be opened through the installed movable shaft and the installed circular shaft at the same time; the length and different sizes of the whole clamp can be adjusted, and the clamp is suitable for operation and use of cables of different sizes.

Cable entry (100), comprehensive - a holder (110) with a through-opening (112) belonging to the holder (110) and at least one projection (114) arranged between the through-opening (112) belonging to the holder (110) and an edge section of the holder (110) belonging to the holder (110), which extends away from the holder (110) in the direction of passage, and - a seal (120) with a through-opening (122) belonging to the seal (120) and at least one recess (127) belonging to the seal (120) arranged between the through-opening (122) belonging to the seal (120) and an edge section of the seal (120) belonging to the seal (120), which is designed to engage with the corresponding projection (114) of the holder (110), wherein the holder (110) has a strain relief (113) acting on an outer circumference of a line (200) in the form of at least one hook which is directed into the through-opening (112) of the holder (110).

The invention relates to the technical field of photovoltaic modules, and discloses a junction box, a filling method thereof and a photovoltaic module. The junction box comprises a box body and a pouring sealant layer filled in the box body. The pouring sealant layer comprises a traditional pouring sealant layer located on the inner side of the box body and an organic silicon gel layer covering the traditional pouring sealant layer, and the traditional pouring sealant layer accounts for 50-90% of the thickness of the pouring sealant layer; the traditional pouring sealant layer is a known pouring sealant which is used for pouring the junction box and has the tensile strength of 2-8 MPa and the elongation at break of 50-150%. The junction box is good in sealing effect, and the pouring sealant is not easy to crack.

The utility model belongs to the technical field of submarine cable protection, and particularly relates to an end protection device for a semi-wet type aluminum-plastic composite belt submarine cable, which comprises a sleeve shell formed by mutually splicing a plurality of unit blocks around the axis, the sleeve shell is internally provided with an accommodating cavity, one end of the sleeve shell is provided with an opening for the submarine cable to extend in, and the other end of the sleeve shell is provided with a channel for a net sleeve to extend out; the multiple groups of connecting assemblies are arranged between the adjacent unit blocks in a one-to-one correspondence manner and are used for detachably connecting the adjacent unit blocks; according to the utility model, a plurality of unit blocks can be mutually assembled to form a shell on site, the operation is simple and convenient, the disassembly and assembly efficiency is high, the convenience of installation and maintenance is improved, and the submarine cable end can be tightly wrapped, so that the waterproof effect is obviously improved, and the net sleeve can be conveniently connected with the pull ring by virtue of the arranged channel for the net sleeve to extend out, so that the service life of the net sleeve is prolonged. Therefore, laying of submarine cables is facilitated.

The invention relates to the technical field of grounding anti-drop, in particular to a multipoint grounding anti-drop grounding device which comprises a grounding box. The grounding box comprises a grounding base arranged at the bottom and a grounding assembly and an anti-falling assembly which are arranged in the grounding box, the top of the grounding base is fixed to the bottom of the grounding assembly, the grounding base is fixedly connected to the grounding base, and the grounding assembly comprises a connecting piece fixedly connected with the grounding base and an insulating plate arranged on the connecting piece; the anti-falling assembly is arranged corresponding to the insulating plate, the anti-falling assembly is fixedly attached to the inner wall of the grounding box, grounding wires are arranged in the insulating plate and the anti-falling assembly in a penetrating mode, an acrylic plate is installed at the front end of the front surface of the grounding box, and the acrylic plate is embedded into the grounding box in an inserted mode; the multi-point synchronous grounding device has the advantages that the multi-point synchronous grounding operation is realized, the installation and connection steps of the grounding cable and the cable grounding binding post are simplified, and the flexibility and adaptability of the grounding device are improved.

To provide a mechanically stable, airtight and highly voltage-resistant shrink cap which reduces the risk of causing damage or injury.SOLUTION: The invention relates to a shrink cap (10) for sliding onto a temperature-dependent switch (12). The shrink cap (10) comprises an open first end (18) for sliding onto the switch (12), and a closed second end (20) which is closed by a welded or embossed seam (22) that extends from a closed end face (24). The closed end face (24) is arranged in the area of the second end (20) and results from the welded or embossed seam (22). In the area between the first end (18) and the end face (24), the shrink cap (10) is substantially mirror-symmetrical with respect to a first plane of symmetry (30). The welded or embossed seam (22) is arranged parallel to the first plane of symmetry (30) at the end portion (34) adjacent to the end face (24).SELECTED DRAWING: Figure 1

The utility model relates to the technical field of thermal shrinkage cable accessories, in particular to a thermal shrinkage type terminal cable accessory which comprises a shell, a cable, a heat conduction assembly and a tightening assembly, the cable is arranged in the shell, and the heat conduction assembly is arranged on one side and in the shell and used for collecting and guiding hot air to evenly enter the interior of the accessory from the exterior of the accessory. Triggering a thermal shrinkage effect; and the tightening assembly is arranged on one side of the shell and is used for limiting the contact position of the cable and the shell so as to ensure the internal cleaning and safety protection of the shell. Compared with the prior art, the problem of poor heating uniformity in the thermal shrinkage process in the prior art is solved.

A high-voltage bushing includes an insulation member, an inner conductor that extends through the insulation member, and a fastening flange that is arranged externally on the insulation member. The high-voltage bushing additionally includes a retaining ring that is connected to the fastening flange, and the insulation member includes an outer projection that is arranged on the outer circumference and interlockingly cooperates with an inner projection on the retaining ring to counteract an axial force on the fastened high-voltage bushing.

The utility model discloses a sealed leak -proof cold shrink intermediate joint, it includes intermediate joint main part, and the both ends of intermediate joint main part are fixedly connected with sealing mechanism respectively, and the bottom fixedly connected with bandage of sealing mechanism, sealing mechanism is composed of rubber cover, sealing washer and support mechanism, and one end of rubber cover is fixedly connected with intermediate joint main part, sealing washer is fixedly connected in the inner wall of rubber cover, and support mechanism is located in rubber cover and opens up rubber cover, and bandage is fixedly connected in the bottom of rubber cover, and bandage is located in the side of sealing washer away from intermediate joint main part. Through support mechanism to open up rubber cover, and rubber cover drives sealing washer to open, and it is convenient for cable to pass, and after taking out support mechanism, and rubber cover and sealing washer elastic reset to be wrapped on the surface of cable, and avoid the water vapor through cable insulation layer and the connecting place of cold shrink intermediate joint.

The disclosure provides a fine graded condenser core for a fine graded condenser bushing, the fine graded condenser core comprising: a conductor; at least one sheet-like spacer wound in a spiral form around the conductor to form a plurality of layers; a conductive sheet; and gas impregnating the at least one spacer; a winding tube positioned radially inside of the at least one sheet-like spacer and the conductive sheet, wherein the winding tube comprises an inner channel of free space configured to let the gas pass through, wherein the winding tube has a diameter bigger than a diameter of the conductor.

The invention relates to an electrical harness (201) for the electrical connection of equipment in an aircraft turbomachine. Said electrical harness (201) comprises, from the inside out radially, a strand of electrical cables (203), a dielectric sheath (205), a metallic shielding braid (207), and a heat-shrinkable sleeve (209). The electrical harness (201) also comprises at least one labeling system (211) positioned radially between the metallic shielding braid (207) and the heat-shrinkable sleeve (209). The labeling system (211) comprises a flexible dielectric (213) positioned on the metallic shielding braid (207), a flexible radio tag (215) positioned on the flexible dielectric (213), and means (217) for attaching the labeling system (211) to the metallic shielding braid (207). Figure for the abstract: Fig. 2

The present disclosure relates to a dry-type cable termination (1) comprising: - a tubular support structure (2) comprising: - an insulator support (18) comprising a frustoconical portion (19), wherein the insulator support (18) is made of an electrically insulating non-metallic composite material having a tensile modulus of at least 11 GPa; and - a screen tube (32); - an insulating body (17) at least partially externally covering and directly contacting the support structure (2); - an elastomeric stress cone (23) housed in the frustoconical portion (19) and in direct contact to the frustoconical portion (19); - an electrode (7), housed within the screen tube (32), connected with the stress cone (23) and in electric contact with the screen tube (32).

The invention belongs to the technical field of power distribution networks, and particularly relates to a cable accessory and a design and preparation method thereof. The cable accessory comprises an insulating hollow tubular part and a stress pipe, the stress pipe is arranged at at least one end part of the insulating hollow tubular part, and the stress pipe is a dielectric stress pipe; the dielectric constant stress pipe is formed by applying an auxiliary electric field to the insulating liquid silicone rubber mixture injected outside the insulating hollow tubular part for a preset period of time and then carrying out orientation arrangement. The diameter of a cable accessory can be effectively reduced through the dielectric constant stress control pipe, heat dissipation and the maximum current-carrying capacity are enhanced, meanwhile, the device is suitable for special scenes with narrow spaces, and the electric field control effect is improved.

The invention relates to the technical field of high-voltage direct-current cables, in particular to a load circulation system of a high-voltage direct-current cable system and an operation method, and the system comprises a temperature circulation module which comprises a PID temperature control unit and a conductor heating unit, and the conductor heating unit is electrically connected with the PID temperature control unit; the multi-polarity voltage loading unit is provided with a high-voltage source, and the high-voltage source can output voltage from the negative polarity to the positive polarity; and the distributed electric field sensor is embedded at the interface of the cable accessory stress cone and the insulation, and the distributed electric field sensor is in contact with the surface of the cable accessory stress cone. The method has the beneficial effects that the tangential electric field distribution at the cable accessory stress cone and the insulation interface is monitored in real time through the distributed electric field sensor, and the maximum electric field intensity is reduced in combination with the low ripple design of the multi-polarity voltage loading unit and the design of the interface conductivity matching layer, so that the electric field distortion and the surface discharge risk are effectively inhibited, and the reliability of the cable accessory is improved. And the operation stability of the high-voltage direct-current cable system under complex working conditions is improved.

The utility model relates to a cable accessory stress cone convenient to install, in particular to the field of cable accessories, which comprises a stress cone body, a threading hole is arranged in the middle of the stress cone body, an arc-shaped clamping block is arranged on the inner side wall of the threading hole in a sliding mode, and a lead disc is arranged in the threading hole. Pull ropes are arranged at the upper end and the lower end of the lead disc, the ends, away from the lead disc, of the pull ropes penetrate through the side wall of the stress cone and are wound on a winding wheel, the winding wheel is rotationally arranged on the outer side wall of the stress cone, and a handle is fixedly arranged on the winding wheel. According to the utility model, a cable is driven to move in the threading hole of the stress cone by using the cable leading disc, the cable can conveniently pass through the stress cone, the friction between the cable and the inner side wall of the stress cone can be prevented, the cable leading disc is pulled to move by using the pull rope and the winding wheel, the operation is convenient, and the position of the arc-shaped clamping block is adjusted by using the threaded rod after the cable passes through the stress cone. And the cable is fixed by using the arc-shaped clamping blocks.

The utility model discloses a novel protective ring which comprises a protective ring body, the outer wall of the protective ring body is provided with a clamping groove, the center of the protective ring body is provided with a through hole, and the middle part of the inner wall of the through hole is provided with an annular groove; pressing convex rings with V-shaped sections are integrally formed at the upper part and the lower part of the inner wall of the through hole; a plurality of abutting pieces are integrally formed on the end face of the protective ring body and incline towards the center of the through hole. The electric wire is arranged in the through hole in a penetrating mode, the abutting convex ring abuts against the outer wall of the electric wire, and meanwhile the abutting piece abuts against the outer surface of the electric wire for limiting. The protective ring is reasonable in structural arrangement, the buffer performance of the protective ring body is improved, the connecting sealing performance is improved by abutting against the surface of an electric wire through the abutting-against protruding ring, the sealing performance and the waterproof performance can be improved through multi-point abutting, the abutting-against piece can abut against the surface of the electric wire, and the sealing performance and the waterproof performance of the protective ring body are improved. The connection position of the wire and the protective ring body is stable and reliable, and the wire can be prevented from shifting.

The disclosure provides a fine graded condenser core for a fine graded condenser bushing, the fine graded condenser core comprising: at least one sheet-like electrically insulating spacer wound in a spiral form to form a plurality of layers; a conductive sheet; and natural gas impregnating the at least one sheet-like insulating spacer and the conductive layer.

Housing (1) for an electrical device comprising an entry opening (12) for an electrical cable (15) with a hollow cylindrical nozzle (2) projecting outwards from the opening edge (11) of the insertion opening (12), the cavity of which is aligned with the insertion opening (12), the cylinder shell of which has an external thread (7) and the cylinder shell of which is perforated by at least two guide slots (3), with clamping wedges (11) guided longitudinally displaceably in the guide slots (3) with clamping surfaces (16) facing each other and wedge surfaces (14) facing away from each other, wherein the clamping wedges (4) can be inserted into the insertion opening (12) such that their wedge surfaces (14) are guided at the opening edge (11) of the insertion opening (12) and are screwed onto the external thread (7) by a drive nut (5) which, with its end wall (9) facing the housing (1), bears against the end surfaces (10) of the clamping wedges (4) facing it, such that when the drive nut (5) is screwed towards the housing (1), the clamping wedges (4) move towards each other with their clamping surfaces (16) for clamping fixation of an electrical conductor (15) inserted into the housing (1) through the insertion opening (12) between themselves, characterized by that at least a partial area of ​​the internal thread of the drive nut (5) is cut free in such a way that this partial area of ​​the internal thread is supported by a spring tongue (6) in the thread area of ​​the drive nut (5).

A bracing system for one or more conductors includes a conductor support. The conductor support can include a first clip body and a second clip body. The first clip body can include a first base and a first-clip catches protruding from the first base in a first direction. The second clip body can include a second base and a second-clip catches protruding from the second base in a second direction. The conductor support has a secured configuration to secure a conductor to a building structure or other support structure, in which the conductor extends between the first and second bases and the first-clip catches engage the second clip catches to secure the first clip body to the second clip body.

Deployment Device for a Double-Wound Electric Cable and Associated Charging Station. The present invention relates to a deployment device (10) for an electric cable (12), particularly for charging an electric or plug-in hybrid vehicle. The deployment device (10) comprises an electric cable (12) and a first pulley assembly (14) including at least one first pulley (38) and a second pulley assembly (16) including at least one second pulley (46). The electric cable (12) alternately passes around the first pulley (38) and the second pulley (46). The first pulley assembly (14) and the second pulley assembly (16) are spaced along a longitudinal axis (X) and are free to translate relative to each other along the longitudinal axis (X). The invention further relates to an associated charging station. Figure for the abstract: Figure 2

A strain relief clamp (100), which has a first body part (110) and a second body part (120) creating a passage (160) for clamping cables upon the two body parts securely attached together by using locking mechanisms (105,106). An individual locking mechanism (105) has a first plurality of teeth (115) protruded from the first body part (110), and a spring strip (130) formed with a second plurality of teeth (135). The second plurality of teeth (135) faces and engages with the first plurality of teeth (115) to lock the individual locking mechanism (105). The spring strip (130) is bendable, allowing a user to bend the spring strip (130) and subsequently cause the second plurality of teeth (135) to disengage from the first plurality of teeth (115) to release the individual locking mechanism (105). Tool-free release of the cables is achieved, offering the user convenience.