16 results about "Fish tape" patented technology

An electric fish tape with a rotatable drum for pulling an electrical wire through a conduit or other enclosed area is described. The fish tape uses an electric motor and gear assembly to extend or retract the fish tape and wire attached thereto. The fish tape includes an electric mode and a manual mode. When in the manual mode, an operator can manually rotate the drum to extend or retract the fish tape.

The utility model relates to the technical field of electrical installation, in particular to an electrical installation threading device which comprises a bottom plate, a winding frame fixedly connected to the top of the bottom plate, a winding drum arranged in the winding frame, rotating shafts fixedly connected to two ends of the winding drum, a rotating handle fixedly connected to one end of a front-end rotating shaft, and a driving chain wheel fixedly connected to one end of a rear-end rotating shaft. The driving chain wheel and the driven chain wheel are connected through a chain; the reciprocating rod is sleeved with a reciprocating plate; a through hole is formed in the reciprocating plate; a convex block is fixedly connected to the inner wall of the through hole; the inner wall of the reciprocating frame is fixedly connected with limiting rods. According to the winding device, the reciprocating plate reciprocates along the reciprocating rod while the winding drum rotates, a plastic steel wire can move towards the right side, and the situation that the plastic steel wire is knotted and difficult to pull can be avoided by reversely rotating the rotating handle.

A device includes a spool; a fish tape wound on the spool; a magnet coupled to the spool; a sensor configured to detect the magnet and to generate a signal indicative of the detection; and a controller in communication with the sensor and configured to determine an extension of the fish tape based on the signal; and output the determined amount.

Disclosed is an improved fish tape and housing. Generally, the disclosed fish tape and housing includes: a modified and scaled fiberglass, metallic or plastic tape designed for accurately measuring the total length of round pipes; a modified tip for the tape that prevents damage to copper piping of a refrigerant piping system; and a housing containing the tape such that the tape is extractable from the housing and wherein the housing includes squeegee that wipes clean the tape as it is extracted from the housing.

A cable cap for a heating cable, and a heating cable assembly including a heating cable and a cable cap, in which the cable cap includes a power indicator that illuminates when sufficient power is supplied to the distal end of the heating cable. The indicator gives an installer or a user an indication that the heating cable is functioning properly the entire length of the heating cable. The cable cap may further include a connection feature, such as an aperture, that provides a connection point for a cable pulling device such as a fish tape.

A fish tape tool may include a housing including a handle. A fish tape tool may include a drum configured to be removably coupled to the housing, the drum containing a fish tape, the drum including a frame and a drum portion that is rotatable relative to the frame, wherein at least a portion of the frame and at least a portion of the drum portion each remain exposed when the drum is coupled to the housing.

The utility model discloses an automatic bottom finding delay line locking self-standing float, which relates to the field of fishing floats, and comprises a float structure, a line locking structure, a fish line and a lead weight, the line locking structure is rotatably connected to the bottom end of the float structure, one end of the fish line penetrates through the line locking structure and is fixedly connected with the lead weight, and the float structure comprises a float tail, a float body, a transparent float foot, a cylindrical magnet and a connecting piece. The float body is fixed to the bottom end of the float tail, the transparent float foot is fixed to the bottom end of the float body and is hollow, the cylindrical magnet is slidably connected into the transparent float foot, the connecting piece is fixedly connected to the bottom end of the transparent float foot, the thread locking structure comprises a threading device and a square magnet, and the square magnet is fixedly connected to one end of the threading device. According to the automatic bottom finding and delayed line locking self-standing float, the fishing line can be magnetically attracted and fixed through the two sets of built-in magnets, so that the fishing line can be effectively locked after the lead weight touches the bottom, the fishing line does not continue to move downwards after the lead weight touches the bottom, and automatic bottom finding can be achieved.

Various embodiments of wire pulling tools are provided. In various embodiments, the wire pulling tools described herein facilitate users pulling fish tape through spaces, such as enclosed spaces. In various embodiments, the wire pulling tools described herein facilitate coupling one or more flexible elongate structures to a fish tape, thereby permitting one or more flexible elongate structures to be pulled through the selected space.

A reel device configured for use with a fish tape is provided. The reel device includes a first body part and a second body part that engage to form a frame receivable within a cut-out portion of a fish tape housing. The frame may include side walls, corner portions, extension portions, lips, grooves, projections, and reinforcement ribs that provide structural stability and alignment with the housing. An extension arm projects from the frame and supports a rotational assembly including a knob. The knob is rotatable relative to the frame and coupled through a screw and bearing arrangement, enabling continuous retraction of a fish tape wire into the housing with reduced user effort. The geometry of the frame may be square, polygonal, circular, or curved to conform to different fish tape housings.

A protective device for reducing the possibility of accidental electrical discharges to a fish tape during use may include a coupler portion configured to be releasably coupled to a connector of an electrical enclosure of electrical infrastructure, and a shield portion configured to receive a free end and end portion of the fish tape from conductive contact with elements in the electrical enclosure, with the shield portion being releasably attached to the coupler portion. A system including various elements of the electrical infrastructure, and a method of utilizing the protective device in the infrastructure, are also disclosed.

The utility model provides a cable threading device with strong trafficability, which comprises at least two walking units, at least one cable threading device and at least one cable threading device, the walking wheel mechanism is installed on the support in a swinging mode, the adjusting disc is installed on the support in a sliding mode and can drive the walking wheel mechanism to be opened and closed, and the lead screw is installed on the support in a rotating mode and can drive the adjusting disc to move in the axial direction. Each universal joint is connected between the end parts of the screw rods of two adjacent walking units; the adjusting motor is mounted at the tail part of the bracket of the last section of walking unit, and a main shaft of the adjusting motor is connected with the end part of the lead screw of the section of walking unit; and the tail hook is arranged at the tail part of the bracket of the last section of walking unit. The walking units are connected through the universal joints, self-adaptive steering of the walking units in the bent sections is achieved, the walking requirements in straight pipes and bent pipes are met, and high adaptability is achieved.

Disclosed is a device for deploying fish tape comprising a) a body assembly including: i. a worm drive comprising a worm and a worm wheel, wherein axial rotation of the worm leads to rotation of the worm wheel around an axis of the worm wheel; and ii. a sheave comprising a circumferential groove wherein the sheave coaxially rotates with the worm wheel, the worm wheel and the sheave together constituting a wheel pair; and b) a cover assembly comprising a traction element, the body assembly and the cover assembly together having an open state and a closed state, wherein in the closed state the body assembly and the cover assembly are mated so that the traction element of the cover assembly prevents a fish tape positioned inside the groove from laterally exiting the groove and rotation of said sheave axially propels a fish tape positioned in said groove.

A fish tape tool includes a housing and a drum supported by the housing for rotation relative to the housing. The drum includes an inner surface that at least partially defines a fish tape storage zone. The inner surface is made of a first material having a first coefficient of friction. The fish tape tool also includes a fish tape positioned at least partially within the fish tape storage zone of the drum. The fish tape is dispensed or retracted from the drum as the drum rotates. The fish tape tool further includes a friction layer positioned on at least a portion of the inner surface of the drum. The friction layer has a second coefficient of friction that is greater than the first coefficient of friction.

Disclosed is an improved fish tape and housing. Generally, the disclosed fish tape and housing includes: a modified and scaled fiberglass, metallic or plastic tape designed for accurately measuring the total length of round pipes; a modified tip for the tape that prevents damage to copper piping of a refrigerant piping system; and a housing containing the tape such that the tape is extractable from the housing and wherein the housing includes squeegee that wipes clean the tape as it is extracted from the housing.

The utility model discloses an electrical threading apparatus for building electrical, and relates to the technical field of building engineering, the electrical threading apparatus comprises a box body, an adjusting assembly is installed in the box body, the adjusting assembly comprises an inner support assembly and a rotating telescopic assembly, the inner support assembly comprises a first motor installed in the box body, the output end of the first motor is connected with an installation column, and the installation column is connected with the rotating telescopic assembly. The end, close to the first motor, of the mounting column is fixedly connected with a rotary disc, the mounting column is sleeved with a sliding sleeve column, the outer wall of the sliding sleeve column is rotationally connected with twelve connecting rods, and the ends, away from the sliding sleeve column, of every two connecting rods are rotationally connected with a supporting plate. According to the utility model, the diameter of the sleeve is changed by utilizing the adjusting component, so that the device is suitable for pulling ropes made of different materials, the bending stress of the sleeve due to overlarge diameter is reduced, and the problems of breakage of the pulling ropes or loosening and knotting due to small diameter of the sleeve are avoided.