1302 results about "Vertical motion" patented technology

The invention relates to the technical field of belt conveyor dynamic characteristic research, in particular to a trailer type belt conveyor dynamic characteristic simulation method, which comprises the following steps: respectively carrying out stress analysis on a trailer frame, each wheel and a conveying belt unit in a trailer unit, and sorting the degree of freedom; establishing an overall coordinate system, a vehicle body coordinate system, a contact coordinate system and a conversion relation; respectively establishing kinetic equations of the wheel pair and the vehicle supporting frame; kinetic parameters of the trailer unit are determined; according to the Hamiltonian principle, a vehicle supporting frame vertical motion equation and a vehicle supporting frame nodding motion equation are established, and then a linear second-order differential equation of a vehicle supporting unit is obtained; and compiling a calculation program by using numerical calculation software, and simulating the wheel-rail vibration characteristics of the trailer unit in the straight-line-segment advancing process. On the basis of the multi-degree-of-freedom multi-body dynamics theory, a trailer type belt conveyor system nonlinear dynamics equation is constructed, and a wheel pair, a trailer frame and a six-degree-of-freedom motion equation for coupling the wheel pair and the trailer frame are analyzed.

The invention belongs to the technical field of sealing ring assembling equipment, and particularly relates to sealing ring assembling equipment of a high-voltage connector, which comprises a shell, an opening assembly used for opening a sealing ring is arranged in the shell, and a protection assembly used for preventing the sealing ring from bouncing off is arranged above the shell. A driving plate is arranged above the hydraulic lifter, one end of the sliding plate is slidably connected with an opening block in a clamped mode, the driving plate drives the opening block to move horizontally and vertically at the same time, the hydraulic lifter is driven by the moving plate to move, and the hydraulic lifter drives the opening block through the driving plate to open a sealing ring. According to the high-pressure connector sealing ring mounting device, the sealing ring can be quickly mounted on a high-pressure connector after being opened, the conditions such as bouncing at the moment when the sealing ring is separated from the opening block can be effectively prevented through the design of the opening block and the baffle, and the mounting efficiency and quality of the high-pressure connector sealing ring can be effectively improved.

A molten salt nuclear reactor includes a vessel and a control blade assembly disposed within the vessel. The control blade assembly includes a drive rod and a control blade. The drive rod further includes an oblique surface wherein vertical motion of the drive rod and its oblique surface causes horizontal motion of the control blade into and out of a reactor section of the molten salt reactor.

A double-mechanism linkage inner supporting and pressing clamp for machining a profiling face of a rear cover of a watch comprises a main body, a product containing block, a piston rod, a piston, a wedge head supporting rod, an inner supporting hand and a pressing block, an air cylinder chamber is arranged at the bottom of the main body, and the piston and a piston part of the piston rod are vertically arranged in the air cylinder chamber in a spaced mode so that the air cylinder chamber can be divided into three air chambers. The wedge head supporting rod is inserted into the air cylinder chamber in a sliding and sealing mode to be connected with the piston, the multiple inner supporting hands are installed on the main body in a sliding mode in different radial directions, and the multiple inner supporting hands make contact with the wedge head inclined face of the top of the wedge head supporting rod at the same time so as to be opened along with upward movement of the wedge head supporting rod to clamp the inner side wall of the watch rear cover; in this way, the clamp can trigger radial horizontal movement and axial vertical movement at the same time, linkage of inner supporting and pressing is achieved, the clamping force of the inner supporting and pressing is not affected, the inner supporting and pressing are driven by the air cylinders, the clamping force of the clamp on products is more reliable, and the clamping phenomenon is avoided; in addition, the two air cylinder mechanisms are combined to share one air chamber, so that the clamp is more compact.

The invention discloses a server cabinet with a lifting device, and relates to the technical field of server cabinet equipment.The server cabinet comprises a cabinet body, a bracket capable of moving vertically and a lifting mechanism driving the bracket to move vertically are arranged in the cabinet body, the lifting mechanism comprises a first guide rail, the first guide rail is vertically installed in the cabinet body, and the first guide rail is connected with the lifting mechanism. First sliding blocks are slidably connected to the first guide rails, first supporting plates are fixedly connected to the side faces of the first sliding blocks, a bracket is installed between the two first supporting plates, four slings distributed in a matrix mode are arranged in the cabinet body, a winding mechanism is installed at the top of the cabinet body, and the bottom ends of the slings are fixedly connected to the first supporting plates. Four high-strength aluminum alloy first guide rails (two left and right) in the lifting mechanism are designed to be matched with a sliding block and a supporting plate, it is ensured that the bracket vertically moves stably, inclination is prevented, a carbon fiber sling and a rigid guide rail act synergistically, the load is shared, the single-point failure risk is prevented, and safety is improved.

A vegetation cutting device comprises at least one motor / blade assembly comprising a motor and a blade supported for rotational movement in relation to the motor. The blade is curved to provide airflow thrust to produce at least one of vertical or orbital motion of the blade.

A drain valve (1) for a container, for example a washbasin, a bathtub or shower tray, comprises a rotatable closure element (3) resting on a container-fixed drain piece (2) with a vertical axis of rotation, which selectively closes or opens a drain opening (6) provided by the drain piece (2), wherein, by means of interacting contours of the closure element (3) and the drain piece (2), a rotation of the closure element (3) is coupled with a vertical movement of the same element (3), and wherein the closure element (3) is magnetically fixed at least in its open position.

The invention relates to the technical field of anti-pollution treatment devices, in particular to an anti-pollution treatment device for a construction method machine, which comprises a construction method machine cutting box, the exterior of the construction method machine cutting box is fixedly connected with a shell, the exterior of the shell is fixedly connected with a mounting seat, and the exterior of the mounting seat is fixedly connected with a fixing plate. The bottom of the fixing plate is fixedly connected with a guide rod, the guide rod is slidably sleeved with a sliding sleeve, the sliding sleeve is fixedly connected with a guide column, the outer portion of the guide column penetrates through and is slidably connected with a synchronous plate, and the outer portion of the synchronous plate is provided with a spraying assembly; a driving assembly used for driving the sliding sleeve to move vertically is arranged outside the fixing plate, and a synchronous adjusting assembly is arranged outside the fixing plate. And when the nozzle sprays water, the cutting chain in the cutting box of the construction method machine can be cleaned to the maximum extent, so that the broken chain in the cutting box of the construction method machine can be prevented from being polluted by mud water for a long time.

The invention discloses a 15-degree-of-freedom whole vehicle dynamics modeling method for a steer-by-wire system, and the method comprises the steps: dividing a whole vehicle model into six dynamics modules: a vehicle body model, a nonlinear tire model, a suspension model, a wheel motion model, a motor model, and a steer-by-wire model; in addition, a tire slip angle and slip rate state quantity calculation module and a steer-by-wire control module are adopted, a whole vehicle dynamic model is established and comprises six degrees of freedom of longitudinal, lateral, yawing, pitching, tilting and vertical movement of a vehicle body, two degrees of freedom of rotation and vertical movement of four distributed wheels and one degree of freedom of vehicle steering, and the total number of the degrees of freedom is 15. The method designed by the invention is suitable for common vehicle driving conditions so as to research the control performance, the stability, the safety, the dynamic response and the characteristics of a steer-by-wire system of the vehicle and vehicle performance under different working conditions, and theoretical support is provided for optimization of future vehicle design and control strategies.

The invention provides a vehicle active suspension control method and system considering the influence of a road surface slope, and relates to the technical field of vehicle control, and the method comprises the steps: constructing an active suspension dynamic model and an ideal reference model of a three-axle vehicle considering the influence of the road surface slope; obtaining a vehicle vertical displacement error, a vehicle pitch angle error and a vehicle roll angle error based on the model; acquiring vehicle vertical motion lumped interference, vehicle pitching motion lumped interference and vehicle roll motion lumped interference based on an extended state observer; the ideal control force of the vehicle is further obtained; and decoupling based on the ideal control force of the vehicle to obtain the active action force of each suspension. According to the method, the influence of the slope of the road surface on the dynamic model of the three-axis vehicle active suspension is considered, the actual dynamic state of the vehicle can be reflected more accurately, and energy consumption is low while the excellent vibration isolation effect is achieved.

A ball return system is integrated with a playing surface upon which a player trains, and includes a ball storage mechanism, ball passing device, and a track structure. The storage mechanism has one or more ball transport mechanisms, ball sorting mechanisms, ball storage groups, and a ball release mechanism. The ball passing device is configured to accept expelled balls from the release mechanism, and to pivot via panning and tilting. The track structure has lateral and vertical motion mechanisms and is configured to raise and lower the lateral motion mechanism. The ball return system also includes optical sensors to capture visual data from player characteristics, location, and movements and a system controller that receives data from the optical sensors and is in two-way communication with a plurality of sub-controllers for passing, lateral motion, vertical motion, and ball release.

The embodiment of the invention relates to the technical field of ocean energy utilization, in particular to an ocean power generation device and method. The water immersion stand column is used for supporting the wind power generation component; the wave energy power generation component is arranged on the water immersion stand column and can move up and down along the water immersion stand column; and the culture net cage is arranged on the edge of the wave energy power generation component and can move along the edge. According to the ocean power generation device, the wave energy power generation component can generate power through vertical movement of the wave energy power generation component, pitching and yawing of the wind energy power generation component are relieved while complementation of wind energy and wave energy is achieved, and the power generation efficiency and the power generation stability are comprehensively improved. The balance weight of the aquaculture net cage can reduce the gravity center of the wind power generation component and improve the storm resistance of the ocean power generation device. The immersed stand column is not only a wind power generation component foundation, but also a kinetic energy transmission medium for wave power generation, and meanwhile provides an anchoring point for the aquaculture net cage, so that three purposes are achieved through one column.

Hose inspection system used in hose refueling operations consisting of a set of image sensors and emitters of electromagnetic radiation in a ring that follows its vertical movement and inclination and that allows the passage of said hose inside it despite of other elements of greater section. The system obtains successive images of the different parts of each section of the hose used in refueling with great precision and which will subsequently be used to determine the existence or not of damage to it.

The invention discloses semiconductor processing equipment, which comprises a shell, a base for supporting the shell, a reaction cavity and a wafer bearing structure arranged in the reaction cavity, and is characterized in that the reaction cavity comprises a reaction cavity body I and a reaction cavity body II; the shell is provided with a material taking and placing port corresponding to the wafer bearing structure. The equipment further comprises a position adjusting structure acting on the reaction cavity II, and the position adjusting structure enables the reaction cavity II to do vertical movement in the shell relative to the reaction cavity I. According to the invention, a split design is adopted in the structure, vertical separation can be carried out, the equipment space is compact, the thermal insulation effect is better due to the inner and outer double-layer design, in addition, independent supporting measures do not need to be arranged on the wafer bearing structure, the space is effectively utilized, the heating function is also achieved, and the function integration degree is good.

The invention relates to a reusable rocket landing section fuel optimal conversion time sequence online generation method and device and a medium, and the method mainly comprises the steps: simplifying the complex three-dimensional motion of a rocket vertical landing section into a one-dimensional vertical motion model; establishing a nonlinear equation set which takes the working time of the engine before and after stage conversion as an unknown quantity and enables the rocket to meet the terminal speed and terminal position constraints and the fuel consumption to be optimal; constructing and solving an approximate analytical solution as an initial value of Newton iteration; and based on the obtained initial value, carrying out iterative solution on a double-constraint nonlinear equation set formed by rocket speed and displacement terminal constraint. According to the method, a form based on analytic iteration is adopted, the fuel optimal control in the rocket landing process is realized through real-time online calculation of an engine conversion time sequence and giving of a corresponding thrust adjustment control instruction, and safe and accurate landing is ensured.

The invention relates to hydraulic pump return plate machining equipment, and belongs to the technical field of machining. The equipment aims to solve the problems that in the prior art, a return plate is prone to deformation during machining, and grinding precision is insufficient. The equipment comprises a rack, a limiting unit, a lifting mechanism and a grinding mechanism. Wherein the limiting unit is matched with the limiting groove through a clamping assembly to limit horizontal and vertical movement of the blank piece; the grinding mechanism comprises a plurality of grinding execution units rotating synchronously, and precise machining of an inner cavity of the blank is achieved through a rotary grinding assembly. A positioning adjusting module of the clamping assembly is provided with an avoiding structure and can be matched with a to-be-machined hole site of the blank. The grinding execution unit adopts a reverse rotation design, so that the machining efficiency and precision are improved; in addition, the vertical movement of the grinding mechanism is accurately controlled through the lifting mechanism, and the equipment is suitable for machining blanks with different heights; the method has the advantages of high machining precision, wide application range, convenience in operation and the like.

The invention provides an intelligent storage roadway stacking machine, and relates to the technical field of roadway stacking machines, the intelligent storage roadway stacking machine comprises a vertical sliding rod and a taking and placing assembly, the taking and placing assembly comprises a supporting frame slidably connected to the vertical sliding rod, one end of the supporting frame is fixedly connected with a transverse rod, and the two ends of the interior of the transverse rod are slidably connected with limiting sliding rods; a concave block is fixedly connected to the inner side of the limiting sliding rod, a straight rack is fixedly connected to the outer side of the concave block, a first supporting plate is fixedly connected to the interior of the straight rack, a torsion shaft is fixedly connected to the interior of the first supporting plate, auxiliary clamping blocks are rotationally connected to the two ends of the torsion shaft, and a supporting assembly is fixedly connected to the outer side of the taking and placing assembly. According to the triangular supporting structure, the geometric stability principle is utilized, loads in the vertical direction are evenly dispersed to all supporting points, deformation or shaking caused by single-point stress is reduced, transverse deviation of the supporting frame in the moving process is limited, and the strict vertical movement track of the supporting frame along the vertical sliding rod is ensured.

The invention provides a control method and device of a semi-active suspension, which are applied to a semi-active suspension controller in a vehicle and are used for acquiring vehicle body parameters and suspension parameters in a forward driving process of the vehicle in real time, the vehicle body parameters comprise parameters representing a vehicle body vertical motion state of a front axle part of the vehicle, and the suspension parameters comprise parameters representing a vehicle body vertical motion state of the front axle part of the vehicle. The suspension parameters comprise parameters representing the suspension vertical motion state of the front axle part of the vehicle, estimating the vibration state of the front axle of the vehicle based on the vehicle body parameters and the suspension parameters to obtain front axle vibration parameters, and when the front axle vibration parameters are larger than or equal to a control threshold value, controlling the front axle part of the vehicle. And a control quantity is obtained according to the current target vehicle speed of the vehicle, the vibration parameters of the front axle and a preset function relation, and a semi-active suspension of the vehicle is controlled to adjust damping of an adjustable shock absorber of the rear axle based on the control quantity. According to the scheme, the rear axle control mode is achieved according to the front axle response, the situation that the control effect of the semi-active suspension is affected due to delay is avoided, and the control robustness of the semi-active suspension is further improved.

The invention relates to the technical field of stress detection equipment, and discloses building steel structural member stress detection equipment which comprises a base, an adjusting ring is fixedly arranged on the base, and a first detection piece for detecting stress at the two ends of a steel structural member is arranged on the adjusting ring; the adjusting ring is provided with a second inspection part for detecting the stress of the middle section of the steel structural part, and the adjusting ring is provided with a pushing part for enabling the steel structural part to move; the J-shaped connecting groove is matched with the pulley, non-impact conversion from horizontal movement to vertical movement is achieved, jumping generated during lifting of the placing piece is avoided, the size design of the avoiding groove provides an independent movement space for the first sensor, the movement interference risk is thoroughly eliminated, sliding friction is converted into rolling friction through bearing matching of the pulley and the rotating shaft, and the stability of the sensor is improved. And through the symmetrical layout of the connecting grooves, the stress on the two sides of the placing piece is balanced, side inclination during lifting is avoided, and it is ensured that the posture of the steel structural piece is stable.

A cross cut device shears a web twice during a pause phase of an intermittent feed cycle. The cross cut device includes a cutter pair including an upper blade and a lower blade, a vertical movement device for reciprocating the upper blade with respect to the lower blade to shear the web, and a horizontal movement device for horizontally moving the cutter pair between a first position and a second position spaced upstream of the first position. During the reciprocation of the upper blade for the second shearing, the horizontal movement device starts to move the cutter pair from the second position to the first position after the upper blade reaches a lowermost height and before the upper blade exceeds a shear height. The feed device starts to feed the web after the cutter pair starts to move from the second position to the first position.

Motor-vehicle suspension system (1), comprising a transversal leaf spring (2) arranged transversely with respect to the longitudinal direction of the motor-vehicle, connected to the motor-vehicle structure by means of two elastic blocks (5) symmetrically arranged at respective intermediate portions (2''') between the center of the leaf spring (2) and its end portions (2''), said transversal leaf spring (2) being configured as a foil spring adapted to oppose the vertical movements of the two wheel supports (4). The suspension system (1) also comprises a transversal active block (17) comprising: - a support body (18) having opposite end parts (18') connected to the elastic blocks (5) and a main part (18'') extending along a central portion (2') of the foil spring between the two elastic blocks (5), - an elastomeric component (19) mounted on said main part (18''), defining an internal chamber fillable with a pressurized fluid, connectable to a pressurized fluid supply system, - wherein said elastomeric component (19) is activated following filling of the internal chamber, to switch from an inactive configuration in which the outer surface of the foil spring is not in contact with the elastomeric component (11), to an active configuration in which the elastomeric component (19) has an enlarged volume for creating an abutment surface in contact with the foil spring.

The invention relates to the technical field of sports equipment, and discloses a single-shaft-driven vertical movement rhythm device which comprises a rhythm base and a rhythm platform, the rhythm platform is movably installed above the rhythm base, a driving shaft is rotatably installed on the inner side of the rhythm base, eccentric guide plates which are symmetrically arranged are fixedly connected to the outer wall of the driving shaft, and the eccentric guide plates are fixedly connected to the outer wall of the driving shaft. An eccentric wheel is fixedly connected to the outer wall of the middle of the driving shaft and located between the two eccentric guide plates. The stability of the two eccentric guide plates during movement can be enhanced, when the two eccentric guide plates rotate to make contact with the bottom of the rhythm platform, the rhythm platform can be pushed to move upwards, and when the two eccentric guide plates rotate to the position away from the rhythm platform, under the action of a supporting column, a sliding rod and a reset spring, the rhythm platform can be pushed to move upwards. And the rhythm platform is reset downwards to an initial state, so that continuous up-down reciprocating motion of the rhythm platform is realized, and a rhythm motion effect can be achieved when people are on the rhythm platform.

The invention relates to the technical field of intelligent welding, and provides a vision-based pipeline welding robot and a control method, and the vision-based pipeline welding robot comprises a main body, an annular track, a movement mechanism, a measurement mechanism and a welding robot; an accommodating space for accommodating a welding pipeline is formed in the main body; the movement mechanism comprises an annular movement assembly and a vertical movement assembly; the annular movement assembly can drive the vertical movement assembly to move along the annular track; the vertical movement assembly is connected with the measuring mechanism and can drive the measuring mechanism to axially move relative to the main body; the measuring mechanism can perform welding seam measurement on the welded pipeline; the welding robot is connected with the vertical movement assembly, and the vertical movement assembly can drive the welding robot to axially move relative to the main body so as to weld the welding pipeline based on the measuring mechanism; the welding track is measured through the measuring robot, the welding track can be accurately determined, and therefore the welding robot is controlled to conduct welding along the welding track, and the optimal welding effect is achieved.

To provide a device capable of improving an operation rate of a ship-to-ship transfer work, and to provide a work ship and a method.SOLUTION: A vertical motion reduction device of a work ship includes: one or more vertical thrusters 40 arranged underwater on an outboard side of the work ship to generate a vertical thrust of the work ship; a sensor 41 for detecting pitching and rolling at a gravity center position of the work ship; a sensor 42 for detecting a vertical motion at a prescribed position of the work ship; and a controller 43 for controlling the vertical thrust generated by each of one or more vertical thrusters 40 based on a detection result by the sensor 41 and the sensor 42.SELECTED DRAWING: Figure 4

The present invention provides a riveting tooling for a planetary gear shaft, belonging to the field of planet carrier processing. The present invention includes a tooling body and a planet carrier placing base arranged above the tooling body. The planet carrier placing base can move vertically relative to the tooling body. The planet carrier placing base is further provided with a riveting hole corresponding to the position of the riveting position of the planetary gear shaft. A first punch is arranged on the tooling body below the riveting hole. The riveting tooling for the planetary gear shaft further includes a press for driving the planet carrier placing base to move vertically downward. A second punch corresponding to the first punch is arranged below the press. The first punch and the second punch cooperate to complete riveting. The beneficial effects of the present invention are: simple operation, simple structure and low cost.

Motor-vehicle suspension system (1), comprising a transversal leaf spring (2) arranged transversely with respect to the longitudinal direction of the motor-vehicle, connected to the motor-vehicle structure by means of two elastic blocks (5) symmetrically arranged at respective intermediate portions (2''') between the center of the leaf spring (2) and its end portions (2''), said transversal leaf spring (2) being configured as a foil spring adapted to oppose the vertical movements of the two wheel supports (4), wherein each elastic block (5) comprises: - an outer reinforcement (10), - at least two elastomeric components (11) included inside the outer reinforcement (10), mutually placed side by side along the longitudinal direction of the leaf spring (2) and surrounding the leaf spring (2) along all its sides at said intermediate portion (2'''), wherein said at least two elastomeric components (11) respectively shape an internal chamber fillable with a pressurized fluid, - a valve body (17) having an inlet port (17') connectable to a pressurized fluid supply system and at least two outlet ports (17'') respectively in communication with said at least two elastomeric components (11), - wherein said at least two elastomeric components (11) are selectively activated by filling the internal chamber, to pass from an inactive configuration in which the outer surface of the leaf spring (2) is not in contact with the elastomeric component (11), to an active configuration in which the elastomeric component (11) has an enlarged volume for creating a grip effect on the leaf spring (2) at said intermediate portion (2''').

A gripper includes a finger module coupled to one side of a palm module, the palm module including a first power unit including a first rotary shaft and configured to rotate the first rotary shaft, a screw member configured to rotate in conjunction with a rotation of the first rotary shaft, a nut member coupled to the screw member, a first member coupled to the nut member and movable in a vertical direction in conjunction with a vertical motion of the nut member, the first member having a groove extending in one direction and having a recessed shape, and a connection member having a first side coupled to the finger module and a second side inserted into the groove, wherein the connection member is movable away from or toward the screw member by restriction between the connection member and an inner surface of the groove.

The invention provides a vehicle chassis domain control architecture, a control method and a vehicle. An input information management module in the control architecture can receive environmental perception information of a driving domain and determine state estimation information based on the environmental perception information. Environment perception information, state estimation information and decision information are input into a mode management module, the mode management module determines a control mode, and a chassis actuator is controlled by a longitudinal, lateral and vertical motion comprehensive control module according to the control mode on the basis of an expected motion target. A plurality of modules cooperate with each other, and unified motion control is carried out on a chassis actuator through a control mode, an expected motion target and a corresponding dynamics electronic control system. The situation that in the prior art, decision information generated in a driving domain is directly sent to a chassis actuator to be executed, a dynamics electronic control system is crossed, and consequently the power performance is low can be avoided. Therefore, the method can coordinate each dynamic electronic control system, ensure the dynamic performance and ensure the driving safety at the same time.

The invention discloses a built-in backup protection tripping device of a circuit breaker, and belongs to the technical field of circuit breakers. Comprising a magnetic steel unit group and an actuating mechanism, the magnetic steel unit group is composed of a fixed first magnetic steel group and a slidable second magnetic steel group, and an induced current is generated when the magnetic steel unit group is electrified to drive the second magnetic steel group to move transversely; the action mechanism comprises a push plate, a push plate spring, an inclined plane guide block and a push rod, when short circuit occurs, the electromagnetic driving force overcomes the spring force and drives the push plate to move transversely, the transverse movement of the push plate is converted into the vertical movement of the push rod through the inclined plane guide block, and a tripping rod of the circuit breaker is pushed to rotate to realize tripping. According to the device, a non-excitation type and passive response type backup tripping mechanism is constructed by innovatively adopting an induction magnetic steel group and an inclined plane motion conversion mechanism, the technical defect of protection failure caused by electromagnetic interference of a traditional electromagnetic tripping device is fundamentally overcome, and the device is particularly suitable for the application field with extremely high requirements on safety and stability.

A vehicle suspension energy reclamation generator for converting vertical movement of a vehicle in motion into electrical energy is disclosed. The vehicle suspension energy reclamation generator includes a vertically collapsible frame, a frame biasing spring configured to expand the frame to a normal height under a predetermined weight, and an electrical generator having a rotatable hollow generator shaft. One or more mounts attach the frame and the electrical generator between a vehicle chassis and a vehicle suspension system. At least one drive mechanism connects to the frame and the rotatable hollow generator shaft. The vertical movement of the vehicle suspension system of a vehicle in motion causes the frame to collapse and expand. The collapse and expansion of the frame imparts spinning motion on the rotatable hollow generator shaft via the at least one drive mechanism. The generator converts the vertical movement of the vehicle into electrical energy.