13 results about "Body angle" patented technology

The application relates to a water tunnel test device with adjustable attack angle of a rotary body, which comprises the rotary body, a supporting assembly comprising a vertical supporting part and a horizontal supporting part, a driving assembly, a water tunnel comprising a first side wall, the first side wall being provided with a mounting hole, the length direction of the mounting hole being parallel to the horizontal radial direction of the circumferential motion track formed by the rotary body when the attack angle is adjusted, a first sealing part being provided with a first through hole, the rotary body and the vertical supporting part being located in the water tunnel, the driving assembly being located outside the water tunnel, the horizontal supporting part being sealingly connected to the vertical supporting part in sequence through the mounting hole and the first through hole, the axis of the horizontal supporting part being perpendicular to the first side wall, and the first sealing part being used to seal the assembly joint between the inner wall of the first side wall and the horizontal supporting part. The water tunnel test device can simply and conveniently adjust the attack angle of the rotary body in the water tunnel, meanwhile, the sealing performance of the water tunnel can be ensured, and the influence of the adjustment of the attack angle of the rotary body on the blocking effect in the water tunnel is reduced.

The utility model relates to the field of safety seat discloses a simple chair body angle adjusting mechanism of child safety seat, set up in base, the upper surface of base is provided with the chair body, the inner wall of base is provided with the clamping hole, the inner wall of base is provided with adjusting assembly, adjusting assembly includes spanner support, spanner support installs the lower surface of chair body, spanner support slidingly connects in the inner wall of base, the inner wall of spanner support is provided with spanner assembly, spanner assembly includes first sliding block. In the utility model, through the adjusting assembly and spanner assembly of base arrangement, spanner support fixedly connected in the lower surface of chair body and slidingly connected in the inner wall of base, its inner wall is equipped with buckle, limiting hole etc, spanner assembly contains sliding block, elastic strip etc, each component cooperation adjusts, and pinches the handle block and can drive elastic strip, sliding block etc. component action, and in this way can realize the relative sliding of chair body and base and angle fixation.

This utility model relates to the field of motor housing technology, specifically a lightweight servo motor housing, including a motor housing assembly and a body angle adjustment mechanism mounted on the motor housing assembly. The motor housing assembly includes a rotor cover, a front outer cover movably mounted at one end of the rotor cover, a rear outer cover movably mounted at the other end of the rotor cover, two load-bearing brackets fixedly mounted at the bottom of the rotor cover, and an angle adjustment bracket fixedly mounted at the bottom of the rotor cover. By using the rotor cover as the load-bearing center for angle adjustment and controlling the body angle adjustment mechanism to adjust the angle of the front outer cover, the front outer cover, after angle adjustment with the rotor cover as the center, can adjust the assembly requirements of the rotor output end, thereby meeting the motor assembly requirements and improving the stability of the rotor output kinetic energy after angle adjustment.

The utility model discloses a steel casting welding platform which comprises a first frame body, a sliding rail is connected to the first frame body, two sets of clamping blocks are connected to the sliding rail in a sliding mode, and a ball is clamped between the two sets of clamping blocks. The first screw rod is used for driving the sliding block to slide at the two groups of sliding ways, so that the two groups of clamping blocks can clamp or cancel clamping on a ball, and the angle of the table body can be quickly adjusted by virtue of a universal structure formed by the ball and the two groups of clamping blocks, so that the table body can be placed at multiple angles, and the working efficiency is improved. The angle adjusting mechanism is simple in structure and convenient to operate, steel castings can be conveniently placed on the table body to conduct welding work at different angles, operation is relatively simple and direct, compared with some traditional complex angle adjusting mechanisms, too many tedious steps and professional skills are not needed possibly, an operator can adjust the angle of the table body more quickly, and therefore the working efficiency is improved. For example, in some emergency welding tasks, the table body can be quickly adjusted to a proper angle, and the time cost is saved.

This invention provides a seat body angle adjustment structure and child safety seat, including a base, an electric adjustment assembly, a manual adjustment assembly, and an angle adjustment assembly. Both the electric adjustment assembly and the manual adjustment assembly are connected to the angle adjustment assembly. The connection state between the electric adjustment assembly and the angle adjustment assembly has a transmission connection state and a sliding connection state. The movement of the angle adjustment assembly can drive the inclination angle adjustment of the seat body. In the transmission connection state, the electric adjustment assembly works to drive the angle adjustment assembly to move, achieving the inclination angle adjustment of the seat body. In the sliding connection state, the manual adjustment assembly moves to drive the angle adjustment assembly to move, achieving the inclination angle adjustment of the seat body. This invention enables parents or users to choose the appropriate inclination angle adjustment method according to actual needs. The electric adjustment method is suitable for daily use, while the manual adjustment method is not limited by power supply, improving convenience, safety, and flexibility of use.

The present invention provides an electric seat angle adjustment structure and a child safety seat including the same. The electric seat angle adjustment structure includes a seat body, a base, and a support frame connected to the base. The seat body is provided with a connecting rod. The support frame is provided with an arc-shaped guide rail slidably connected to the connecting rod. The seat body is connected to a connecting shaft. A drive assembly is mounted on the base. The drive assembly includes a drive motor, a threaded lead screw, and a sliding base. The drive motor is connected to the threaded lead screw. The threaded lead screw is movably connected to the sliding base. The connecting shaft is connected to the sliding base. During an operation, the drive motor drives the threaded lead screw to rotate, the threaded lead screw drives the sliding base to move in a front-rear direction, and the sliding base drives the connecting shaft to move, to cause the connecting rod of the seat body to move in the arc-shaped guide rail to adjust a tilt angle of the seat body. Therefore, the tilt angle of the seat body can be flexibly adjusted, the seat body can be moved with less effort, the manufacturing costs are reduced, and the practicability and attractiveness of the child safety seat are increased.

The utility model discloses a spray gun adjusting device of a coating machine, and relates to the technical field of coating machines. The spray gun component comprises a base, a spray gun body fixed to the top end of the base and a connecting pipeline arranged on the spray gun body. The angle adjusting part comprises a driving assembly arranged at the bottom end of the base, a worm gear assembly arranged on the bottom side of the driving assembly and a fixing assembly arranged on the worm gear assembly; wherein the driving assembly and the worm gear assembly are matched with each other, so that the overall angle of the driving assembly can be changed, and the fixing assembly can fix the position of the driving assembly. According to the spray gun, the angle of the sliding block is driven to change by rotating the handle through the meshing effect between the worm and the worm wheel body, and the worm is connected with the rotating seat through the fixing lantern ring, so that the purpose of adjusting the angle of the spray gun body is indirectly achieved, and the problem that the angle is difficult to adjust in the prior art is solved.

A holder for mounting to a cylinder element includes a base body and a carriage connectable to the base body. The base body includes a contact surface extending in the longitudinal direction for contacting, at least in sections, an outer side of the cylinder element. The base body includes at least two base body guide elements extending essentially in the longitudinal direction. The base body contact surface and the base body guide elements are tilted relative to one another by a base body angle of between 1° and 25°. A carriage contact surface extends in the longitudinal direction for contacting, at least in sections, an outer side of the cylinder element. The carriage includes at least two carriage guide elements extending substantially in the longitudinal direction being tilted relative to the carriage contact surface by a carriage angle of between 1° and 25°.

The utility model provides a visual feedback mirror, which relates to the technical field of feedback mirrors, and comprises a bottom shell and a feedback mirror body, the inside of the top end of the bottom shell is rotatably connected with a rotating shaft, the top end of the rotating shaft is fixedly provided with a connecting frame, and the bottom end of the rotating shaft is fixedly provided with a first gear; the motor is started, the output end of the motor drives the second gear to rotate, the first gear is meshed with the second gear, the rotating shaft rotates, the connecting frame is driven to rotate, and power is provided for left-right angle adjustment of the feedback mirror body. When the elevation angle is adjusted, the pull rod is pulled downwards to drive the sliding column and the limiting piece to move downwards, limitation on the round block is relieved, the round block is rotated to adjust the angle of the feedback mirror body, and the spring rebounds after the pull rod is loosened to enable the limiting piece to be clamped into the limiting groove. According to the design, the flexibility of angle adjustment of the feedback mirror body is improved, the angle of the feedback mirror body can be flexibly changed according to specific training requirements, and the problem that the feedback mirror body cannot adjust the angle and is difficult to adapt to diversified training scenes is effectively avoided.

The present application belongs to the technical field of flight dynamics, and particularly relates to a V-tail rudder surface heading control expansion method, which comprises the following steps: when the left rudder surface deflection angle reaches the upper limit, the right rudder surface deflection angle continues to deflect to the left by a certain angle, the right tail wing generates an upward right lift increment perpendicular to the flow direction; the right tail wing simultaneously generates a vertical downward force and a lifting moment relative to the whole aircraft gravity center; a downward lowering moment is generated through longitudinal periodic pitch of the rotor and rotor tilt angle, so that the pitching moment is balanced; and the body angle of attack is adjusted to balance the vertical force of the whole aircraft.

The present invention relates to an excavator control method and an excavator. The method collects slope inclination data based on the excavator's body angle sensor, and determines whether to adopt boosted automatic crawler climbing or non-boosted automatic crawler climbing based on the slope inclination. The non-boosted automatic crawler climbing method adopted at small slope angles only requires normal crawler climbing, while the boosted automatic crawler climbing method adopted at large slope angles increases the excavator's climbing ability at large slopes by controlling the coordinated boosting action of the excavator's own working device. The method can also be remotely controlled to achieve automatic climbing of the excavator, ensuring the safety of construction workers. The present invention utilizes the excavator's own working device to improve climbing ability at large slopes, without the need for additional boosting devices and without changing the original structure of the excavator. The method is low-cost and highly safe.

The invention relates to the field of loading mass calculation, in particular to an electric vehicle loading mass calculation method, which comprises the following steps of: when an electric vehicle is in a loading state, acquiring vehicle body angle data of the electric vehicle in a semi-contact state, distributing shared gravity of a single semi-contact wheel, and deducing a transverse gravity component and a longitudinal gravity component; calculating a mass threshold value of loaded goods according to the height of the loading gravity center, constructing a transverse moment balance equation and a longitudinal moment balance equation, establishing a corresponding loading mass equation set, solving a corresponding loading mass, and triggering rollover early warning when the response loading mass exceeds the mass threshold value. Errors are effectively reduced under the complex road condition or the vehicle inclination state, the mass of loaded objects is more accurately calculated, rollover or out of control caused by the fact that the gravity center of the electric vehicle is too high or overloaded is prevented, the change of the loading mass is monitored in real time, abnormal conditions are found in time, a driver is reminded to take measures through an early warning system, and the safety of the electric vehicle is improved. And potential safety risks are avoided.

The barrel corner formwork capable of being automatically opened and closed is arranged at the corner of a barrel structure to be poured and comprises a corner formwork body structure, a lateral movement body structure, a telescopic device and a control unit, and the corner formwork body structure comprises a frame body with the cross section matched with the corner of the barrel structure to be poured; the sliding rails are horizontally arranged and connected to the inner side of the frame main body; the lateral movement main body structure comprises two lateral movement frame bodies connected to the two sides of the angle formwork main body structure through bolts, and sliding blocks of the two lateral movement frame bodies are both matched with the sliding rails. The telescopic device is vertically arranged and connected to a frame body of the angle formwork body structure, a power mechanism of the telescopic device is connected to the top end of a telescopic rod, a plurality of pairs of adjustable connecting rods are connected to the telescopic rod, the other ends of each pair of adjustable connecting rods are hinged to sliding blocks of the two lateral moving frame bodies respectively, and the power mechanism is in signal connection with the control unit. The power mechanism drives the telescopic rod to stretch out and draw back, and the multiple pairs of adjustable connecting rods drive the two lateral moving frame bodies and the angle mold body structure to move relatively so that mold closing and mold opening of the in-cylinder mold plates can be conducted.