98 results about "Torque tube" patented technology

A coupling system for solar trackers is disclosed. The coupling system can reduce the number of fasteners and labor required for securing solar modules to torque tubes. The system includes a support rail, a strap assembly, and a fastening assembly. The support rail features an upper surface for receiving solar modules and a lower surface with spaced protuberances forming a gap to accommodate a torque tube. Inner surfaces of the protuberances can inhibit rotation of the torque tube relative to the support rail. The fastening assembly includes retaining bolts with adjustable gaps to secure solar modules of varying thicknesses. Spring arms and biasing elements enhance module retention and alignment. The strap assembly clamps the support rail to the torque tube which can ensure stability.

A solar tracker support frame assembly includes a multi-leg solar tracker support frame and a hanging bearing housing assembly. The multi-leg solar tracker support frame includes first and second frame legs and a bridge extending between the first and second frame legs. The hanging bearing housing assembly is at the multi-leg solar tracker support frame and is configured to support a torque tube. The hanging bearing housing assembly includes a bearing sleeve and a torque tube connector. The bearing sleeve includes a first bearing sleeve portion and a hanging bearing sleeve portion. The first bearing sleeve portion interfaces with the bridge, and the hanging bearing sleeve portion extends out from the first bearing sleeve portion below the bridge. The torque tube connector is configured to couple the torque tube to the hanging bearing housing assembly at least at the hanging bearing sleeve portion below the bridge.

An on-site photovoltaic (PV) module assembly system and process may involve customizing assembly of a row of PV modules at the location of a particular solar site. Mounting rails or other mounting structures configured to interface a PV module with a torque tube may be positioned along the torque tube on site to account for physical characteristics and properties of the particular solar site. PV modules may be attached to one or more of the mounting rails by an adhesive. Using the adhesive to attach the PV modules to the mounting rails may increase the flexibility of PV module installation along the torque tube. Use of the adhesive may also decrease the number of fastening components included with the mounting rail and the PV module, such as a structural rail or module rails.

A coupling system for use with a solar tracker and a method of use are described herein. The coupling system includes a support rail having a torque tube receiving surface configured to interface with a torque tube. One or more rigid arms configured to couple the support rail to the torque tube, each rigid arm pivotably connected to the support rail and being pivotable about a rotational axis. The one or more rigid arms configured to extend at least partially around the torque tube and pivotable into a closed position. The one or more rigid arms having one or more distal ends fastenable to secure the one or more rigid arms in the closed position.

A tray table assembly for a vehicle includes a tray shroud. The shroud includes a table surface. A post is coupled to the shroud. The shroud is configured to slide forward and rearward along the post. A torque tube is coupled to the post. Ends of the torque tube are rotatably coupled to the one or more pivot connections. A movable wall is on the post. The movable wall is configured to move into a first stowed position and a second position configured to support a personal electronic device. Some embodiments include a cup holder in or connected to the post.

A solar panel installation system comprising a support clamp installation vehicle capable of being placed on a torque tube of a solar panel support assembly, and operating on the torque tube to install one or more torque tube clamps onto the torque tube from an overhead position. The solar panel installation system comprises a hopper, a drive system operable to engage a torque tube and to facilitate locomotion of the installation vehicle on the torque tube, and a clamp dispensing system comprising a clamp feed system and a clamp placement system. The solar panel installation system further comprises a control system in communication with the support clamp installation vehicle, and operable to control operation of the drive system and the clamp dispensing system. The solar panel installation system further comprises a solar panel installation vehicle that can be operated in a coordinated manner with the support clamp installation vehicle.

A solar tracker assembly is provided which includes a support column, a torque tube or torsion beam connected to the support column, a mounting mechanism attached to the torque tube or torsion beam, a drive system connected to the torque tube or torsion beam, and a spring counter-balance assembly connected to the torque tube or torsion beam. An exemplary spring counter-balance assembly comprises a bearing housing and a bushing disposed within the bearing housing and configured to be slideably mounted onto the torque tube or torsion beam, and one or more compressible cords made of a flexible material. The compressible cords are located between the bushing and the bearing housing and provide damping during rotational movement of the solar tracker assembly.

The application is suitable for the technical field of dismounting of torsion tube, and provides a dismounting method of torsion tube of airplane footrest. The dismounting steps of the torsion tube comprise: moving the inner tube towards the first bushing, cutting off the part of the inner tube exposed to the outer tube through the first bushing; moving the inner tube towards the second bushing, so that at least part of the inner wall of the first bushing is exposed to the inner tube; fixedly connecting the plug in the first bushing; applying force to the plug, separating the plug and the first bushing from the outer tube together, and taking out the inner tube; fixedly connecting the plug in the second bushing; applying force to the plug, separating the plug and the second bushing from the outer tube. In the application, the cooperation structure of the outer tube and the inner tube is used to cut off part of the inner tube, so that the first bushing is exposed to the inner tube, the plug is fixed with the first bushing, the force point of the first bushing is increased, the operator can separate the plug and the first bushing from the outer tube, the dismounting of the torsion tube is completed without damaging the structure of the outer tube, and the replacement cost of the torsion tube is reduced.

A floating solar photovoltaic array torque tube tracker assembly, including: a plurality of floats; solar PV modules mounted on top of the plurality of floats; and a rotation control system for rotating the floats or torque tubes passing through the floats to tilt the solar PV modules in a direction to track movement of the sun.

This invention relates to the field of tracking bracket technology, and in particular to a photovoltaic tracking bracket, comprising a torque tube, wherein several torque tubes are combined together in the length direction to form a continuous structure; a support base, wherein the support base is provided with a first locking region and a second locking region; a lock head, rotatably disposed below the torque tubes, wherein the torque tubes have a passing state and a first locking state when passing the support base, the lock head cooperates with the first locking region or the second locking region on the support base to form the first locking state; in the passing state, the lock head passes the support base in an inclined state; in the first locking state, the lock head abuts against the first locking region or the second locking region to prevent the torque tubes from continuing to rotate; the torque tubes switch between the passing state and the first locking state by rotating in the opposite direction; a rotating mechanism is rotatably disposed below the torque tubes, and the torque tubes are rotatably connected to the support base through the rotating mechanism so that the torque tubes are positioned above the support base.

A torque tube interface for securing a torque tube to a support pile in a photovoltaic system may include a bearing housing configured to be secured to a support pile. The bearing housing may define an aperture and a housing slot. The torque tube interface may also include a bearing, which may be positioned substantially within the aperture such that the bearing is able to rotate within the bearing housing. The torque tube interface may also include a bifurcated stop which includes a first ring portion and a second ring portion that may connect and define an enclosed ring that may be secured around a torque tube and positioned at least partially within the bearing housing. The bifurcated stop may also include a limiter that is configured to extend through the housing and bearing slots to limit the amount that the torque tube may rotate.

A compact linear actuator having a long stroke is provided. An actuator housing houses a motor having a tubular shaft and a ball nut, both of which are rotatable about an axis. The motor shaft and ball nut are axially spaced and a torque transfer assembly transfers torque from the motor shaft to the ball nut. The assembly includes a torque transfer tube having a first axial end coupled to the motor shaft and a second axial end coupled to a coupling between the tube and ball nut. A ball screw extends through at least a portion of the motor shaft, the tube and the ball nut and outward from the housing and moves along the axis responsive to rotation of the ball nut. The coupling is axially spaced from, and configured for movement along the axis relative to, the tube to prevent transfer of axial loads to the tube.

A braking device for a wheel pivotally mounted on a shaft, comprising a rotor assembly having at least one element for rotationally connecting to the wheel, a stator assembly, and a torque tube engaged in the stator assembly and arranged to be fixedly mounted around the shaft, with at least one tenon projecting outward from the torque tube to rotationally connect the torque tube and the stator assembly and allow torque transmission between the torque tube and the stator assembly, the tenon being separate from the torque tube and arranged to be removable relative to the torque tube. (Figure from the abbreviation: Fig. 3)

A solar array row includes a first panel section including a first frame tube and a first photovoltaic panel connected to the first torque tube and a second panel section including a second frame tube and a second photovoltaic panel connected to the second torque tube. The row further includes a drive engaged with the first frame tube and a cabling system including a cable connecting the first panel section to the second panel section. The cable translates rotational force on the first frame tube to the second frame tube such that, when the drive is actuated, the first frame tube rotates about a first rotational axis and the second frame tube rotates about a second rotational axis offset from the first rotational axis.

A solar tracker system having support piers including a first support pier and a second support pier. Each of the first and second support piers include a lower portion having a first ground pile and a second ground pile, respectively, and an upper portion having a first angled leg and a second angled leg coupled to each other proximate a top of the upper portion. The upper portion coupled to the lower portion via a first attachment joint and a second attachment joint, and the upper portion configured to rotate relative to the lower portion via the first attachment joint and the second attachment joint. The solar tracker system further including a torque tube rotatably supported by the support piers, a plurality of solar modules coupled to the torque tube, and a drive motor configured to cause the torque tube to rotate.

The invention discloses a motor control method, device and system of a photovoltaic tracking support and a storage medium. The method comprises the steps that motor parameters of a motor and transmission parameters of a transmission mechanism are obtained, the motor parameters at least comprise the Hall pulse number corresponding to the unit rotation angle of the motor, and the transmission parameters at least comprise the transmission ratio between a motor output shaft and a torque tube; based on the Hall pulse number and the transmission ratio corresponding to the unit rotation angle of the motor, establishing a mapping relation between the rotation angle of the motor and the rotation angle of the torque tube, and based on the mapping relation, converting the target rotation angle of the torque tube into a target rotation angle of the motor and a target Hall pulse number corresponding to the target rotation angle of the motor; and obtaining a torque tube target rotation angle parameter, converting the torque tube target rotation angle parameter into an operation condition instruction including a motor target rotation angle and a target Hall pulse number according to the mapping relation, adjusting a driving parameter of the motor based on the operation condition instruction, and driving the motor to rotate. According to the invention, the accuracy of photovoltaic tracking support motor control can be improved.

To provide a joining structure and a joining method dispensing with torque management of fastening of a tapping screw and improving design.SOLUTION: A joint structure for joining a mullion 10 of a curtain wall and a transom 20 includes a backup material 51 provided inside an end portion of the transom 20, a first sealing material 61 provided in an end portion space of the transom 20 formed by the end portion of the transom 20 and the backup material 51, and a second sealing material 62 applied so as to straddle the end portion of the transom 20 and the first sealing material 61. The second sealing material 62 is arranged around the joining part of the mullion 10 and the transom 20, and the backup material 51 is not exposed to the outside in the joining part of the mullion 10 and the transom 20, and is housed inside the joining part of the mullion 10 and the transom 20.SELECTED DRAWING: Figure 7

A solar tracing system includes a torque tube, a first single frame structure coupled to the torque tube, and a second single frame structure coupled to the torque tube. The first single frame structure includes first frame structure first and second module receptacles at opposite sides of the first frame structure, a first pair of solar modules received at the first frame structure first and second module receptacles, a first frame structure coupling flange, and a first frame structure coupling flange receptacle. The second single frame structure includes second frame structure first and second module receptacles at opposite sides of the second frame structure, a second pair of solar modules received at the second frame structure first and second module receptacles, a second frame structure coupling flange, and a second frame structure coupling flange receptacle.

A counterbalance assembly in a photovoltaic tracking system may include a top bracket secured to a torque tube such that the top bracket rotates with the torque tube about an axis of rotation between a first rotational limit in a first direction and a second rotational limit in a second direction. The assembly may include a bottom bracket secured to a column supporting the torque tube and a stretchable member with a top end connected to the top bracket and a bottom end connected to the bottom bracket. The assembly may include a means for limiting a restorative force applied by the stretchable member to less than a threshold level while the torque tube is between the first and second rotational limits. The means may include a pin-and-slot connection in the top and / or bottom brackets or a linkage between the stretchable member and the top and / or bottom brackets.

A control rod drive mechanism having a torque tube, a control rod assembly including a connecting rod disposed within the torque tube and including an annular collar defining a key slot, an elongated key that is slidably receivable within the key slot, a lock cam assembly rotatably secured to a top end of the connecting rod and including a locking cam, and a holdout collar disposed non-rotatably within the torque tube, the holdout collar including a locking recess with an entry slot, wherein in a first axial position the lock cam assembly is rotatable with respect to the torque tube, and a second axial position the lock cam assembly is non-rotatable with respect to the torque tube.

The present invention involves a single-axis solar tracker and its drive system having a balanced crank-throw design for mounting photovoltaic panels, and in turn eliminating the need for an underlying traditional mounting bracket, mounting pivot, and / or torque tube. Each photovoltaic panel row rotates about one common rotation axis, while photovoltaic panels are segmented into discrete subsets mounted to simple fixed support bars extended away from the row's central rotation axis in a horizontally opposed crank-throw configuration. The drive mechanism has at least one rotary actuator within or at one or more ends of the row, such as an enclosed stepper slew motor, whose rotation axis defines the common rotational axis of the row.

The present application relates to a kind of pre-assembled photovoltaic string transport vehicle, including vehicle chassis and at least one clamping mechanism group, each clamping mechanism group includes at least two clamping mechanisms arranged at intervals;Clamping mechanism includes vertical column that can be vertically supported on vehicle chassis and torque tube chuck supported at the top of vertical column, torque tube chuck includes a pair of L-shaped clamps for supporting and clamping torque tube to keep pre-assembled photovoltaic string in vertical posture;When torque tube is supported and clamped, the horizontal plate of a pair of L-shaped clamps is supported on the bottom side of torque tube, one vertical plate in a pair of L-shaped clamps is tightly attached on the side of torque tube opposite photovoltaic module, and the other vertical plate in a pair of L-shaped clamps is inserted into the gap between torque tube and photovoltaic module and tightly attached on the side of torque tube facing photovoltaic module.The present application can realize the vertical loading of photovoltaic string, save the space occupation of photovoltaic string in the width direction of vehicle, and reduce the influence of photovoltaic string due to jolt in the process of vehicle running.

Embodiments of the present disclosure include a rotation locking assembly for addressing dynamic effects of photovoltaic (PV) modules in a solar installation. In some embodiments, the rotation locking assembly includes a rotational locking mechanism, where the rotational locking mechanism includes a shaft, a locking component rotationally connected to the shaft, and a static cog that may be configured to engage the locking component and stop rotation of the shaft. Additionally, the rotation locking assembly includes a means for transmitting rotation of a torque tube to rotation of the shaft, where the locking mechanism is configured to limit rotation of the torque tube in response to an angular velocity of the torque tube exceeding a threshold.

To securely fasten the torque tube to the mating component without any play, while also ensuring the ease of attachment and detachment of the torque tube in market services. [Solution] A torque tube 30 that holds a rotating shaft 31 inside is fastened to a mating member (engine 10, transaxle 20) via a knock pin 40, wherein the knock pin 31 is press-fitted into the mating member (engine 10, transaxle 20) and crimped and fixed to the torque tube 30 side when the rotating shaft 31 is in a positioning state.

The invention relates to the technical field of photovoltaic tracking supports, in particular to a photovoltaic tracking support with a locking mechanism, which comprises a first torque tube, a second torque tube, a shell and the locking mechanism, the first torque tube and the second torque tube are connected through the torque tube connecting blocks in the length direction to form a continuous structure, and the torque tube connecting blocks are installed on the shell in a combined mode through the upper connecting rod and the lower connecting rod. The locking mechanism comprises a lock head and a lock support, the lock head is rotatably mounted on the lower connecting rod, the first torque tube and the second torque tube are suspended on the shell through the upper connecting rod, and the lock support is arranged at the bottom of the shell; the lock head has a passing state or a locking state when passing through the lock support, and in the passing state, the lock head passes through the lock support in an inclined state; and in the locking state, the lock head is locked in a locking area on the lock support in an inclined state, so that the first torque tube and the second torque tube are prevented from crossing the lock support to continuously rotate.

A turbomachinery installation for an offshore platform is disclosed. The turbomachinery installation comprises a train system having at least one preassembled power module, and a torque tube baseplate, on which the train system is installed. A supporting baseplate of the power module is coupled with the torque tube baseplate. Also disclosed is a method of assembling a turbomachinery installation.

A counterbalance assembly in a photovoltaic (PV) tracking system may include a top bracket, a bottom bracket, and a stretchable member. The top bracket may include a first connection point, and the top bracket may be configured to be secured to a torque tube such that the top bracket rotates with the torque tube about an axis of rotation. The bottom bracket may include a second connection point, and the bottom bracket may be configured to be secured to a column supporting the torque tube. The stretchable member may include a top end connected to the top bracket at the first connection point, a bottom end connected to the bottom bracket at the second connection point, and an unstretched length that may be different than a distance between the first connection point and the second connection point at zero degrees of torque tube rotation.

The article is a metal fitting for fastening an object to be fixed, such as an angle bar that supports a support object, such as a cable rack or an earthquake-resistant frame, to a structure such as an H-beam, and comprises a clamping member formed in a substantially triangular shape in plan view and a substantially L-shaped shape in side view, a hexagon socket head bolt with a pointed tip that is threaded into a screw hole provided in the clamping member and attached so as to protrude toward the structure, an adjustment bolt with a recessed tip that is threaded into a screw hole provided in the clamping member and can advance and retreat relative to the structure, a locking nut that is threaded onto the adjustment bolt between the head of the adjustment bolt and the clamping member, a complete screw that passes through an insertion hole provided in the clamping member, and a break groove on the outer periphery that threads into one side of the complete screw and breaks when a predetermined tightening torque value is applied to a tightening operation section, and the break groove and a torque management nut characterized in that, when the clamping member breaks, the tightening operation portion is removed from the breaking groove, leaving the other side of the tightening operation portion behind; a clamping nut that is screwed onto the other side of the complete screw by a protrusion provided on the upper surface of the clamping member in a state where it does not rotate relative to the complete screw; and a washer that is attached to the complete screw and presses the object to be fixed from below together with the torque management nut, wherein the protruding portion of the hexagon socket head bolt is abutted against the upper surface of the flange of the structure, the complete screw is inserted into an insertion hole provided in the object to be fixed, and the structure and the object to be fixed are clamped and fixed together by tightening the torque management nut with the clamping member and the washer in this state. As shown in Reference Figures 1 to 3, which show the state of use, the length of protrusion of the adjustment bolt from the underside of the clamping bracket is adjusted according to the flange thickness of the H-shaped steel structure, and the height of the clamping bracket relative to the angle bar, which is the object to be fixed, thereby making it possible to maintain a state in which all the screws are approximately perpendicular to the joint surface between the H-shaped steel and the angle bar, and the product is attached to the angle bar by inserting all the screws into the insertion holes of the angle bar.The product is then placed so that the flange of the H-shaped steel is clamped between the protruding portion of the hexagon socket bolt of the clamping bracket and the angle bar, and the tightening operating portion is tightened until the breaking groove of the torque management nut breaks, thereby tightening it to the appropriate tightening torque value and clamping and joining it with the tip of the hexagon socket bolt embedded in the flange of the H-shaped steel and the adjustment bolt embedded in the angle bar.

Exemplary embodiments of the present disclosure address problems encountered in conventional solar panel tracking systems, including problems associated with wear and damage that may be caused at a load bearing interface between a bearing and a bearing housing. Embodiments disclosed herein address this problem by positioning a wear shield at an interface between the bearing and the bearing housing. The wear shield may include a smooth controlled surface that minimizes damage between the bearing and the bearing housing.

A solar tracker includes a plurality of piers, one end of the piers configured for installation in the earth, a plurality of bearings, each bearing supported by a pier, a torque tube received in the plurality of bearings and configured to support a plurality of solar modules, a plurality of drive motors, each drive motor associated with a pier, a plurality of high efficiency gear boxes, each high efficiency gear box associated with one of the plurality of drive motors; and a plurality of brakes, each brake associated with one of the plurality of high efficiency gear boxes and one of the plurality of drive motors, wherein in combination the plurality of brakes apply sufficient braking force to prevent back driving of the torque tube.