10results about How to "Optimize heat dissipation structure" patented technology

The invention relates to the technical field of mechanical transmission and mechatronics, in particular to an integrated linear servo joint thermal magnetic multi-physics coupling design method based on Ansys Workbench, which comprises the following steps: establishing a three-dimensional model of a reverse planetary roller screw; constructing an electromagnetic model of the motor, and performing electromagnetic simulation; internal heat and convective heat transfer coefficients corresponding to the motor are obtained; the heat flow, the heat flux and the convective heat transfer coefficient corresponding to the reverse planetary roller screw are obtained; and constructing a thermal magnetic coupling model, and performing simulation solution. According to the method, the heat, force and magnetic multi-physical field coupling effect is comprehensively considered in the integrated linear servo joint, and the problem that the overall performance of the whole joint is reduced due to the fact that the temperature is too high due to improper design is effectively solved.

The invention discloses an Ansys thermosetting coupling analysis method for a brake disc based on Spaceclaim, relates to the technical field of brake disc thermosetting coupling simulation, and aims at solving the problems that an existing racing car brake disc thermosetting coupling analysis method is complex in working condition, large in calculation amount and not easy to operate. The method is technically characterized by comprising the steps that firstly, a brake disc and friction plate model is established and imported into finite element analysis software Ansys, materials are selected for the brake disc and the friction plate, material attributes are input, and the step number and time are set; 2, boundary conditions are applied, force generated by braking is regarded as a linear process, and braking force is applied; step 3, repairing the distorted grid; 4, defining a contact surface as friction, a formula as a generalized Lagrangian method, updating rigidity as each iteration, and the rest as program control, setting a connection mode as geometry-ground, and a type as revolution; and 5, temperature distribution and deformation quantity are obtained through thermosetting coupling analysis.

The utility model discloses a high -efficient heat dissipation's nine hole COB integrated plant lamp shell, including protection bottom plate, fixed frame and top cap, the position department of top cap inboard corresponds LED lamp pearl and all is provided with inner cover body, and the outer side of inner cover body all is provided with outer cover body, the airflow channel is formed between outer cover body and inner cover body, and the both ends of airflow channel all are provided with air port, the both ends of fixed frame all are provided with ventilation, and the position department of two ventilation inboard corresponds air port and installs respectively outgoing fan and air inlet fan. The utility model discloses the airflow channel formed between the inner cover body and outer cover body of top cap inboard setting and the air port design of airflow channel both ends, ensure that the air flow is smooth, and further improve the heat dissipation effect. The ventilation of fixed frame both ends setting, cooperate the use of outgoing fan and air inlet fan, form effective forced convection heat dissipation system, make internal heat can discharge rapidly, keep LED lamp pearl in suitable working temperature.

The application discloses an information processing device, which comprises a body, a display screen rotatably connected to the body, the body comprises an upper shell and a lower shell connected below the upper shell, one or more heat dissipation air outlets are formed between the upper shell and the lower shell, a movable shell is installed on the heat dissipation air outlet, a driving unit is arranged in the body, when the display screen is rotated to open, the driving unit drives the movable shell to open to expose the heat dissipation air outlet, when the display screen is rotated to close, the driving unit drives the movable shell to close to close the heat dissipation air outlet. Due to the above technical means, the application improves the heat dissipation structure of the notebook computer, the air outlet which can be opened and closed is arranged on the body, when the notebook computer is opened and used, the air outlet is opened to expand the heat dissipation space, so that the heat generated during the use of the notebook computer can be timely output.

The utility model relates to the technical field of light source equipment, in particular to a double-U-hole three-dimensional light source with a heat dissipation structure, the light source is composed of a shell base, an LED light source array, a circuit board and a scattering cover, double U-shaped holes are formed in the shell base, and the scattering cover is arranged on a containing cavity in a covering mode to form a light-emitting face. The heat dissipation assembly comprises an aluminum substrate, a heat dissipation glue coating, heat dissipation holes and a heat dissipation fan, the aluminum substrate is arranged in the shell base, the heat dissipation glue coating is arranged between the aluminum substrate and the shell base, the heat dissipation holes are communicated with the outside and the containing cavity, and the heat dissipation fan is arranged in the containing cavity. Through the special structure of the double U-shaped holes and the scattering cover, the light source can provide uniform illumination; due to the design of curvature recesses and side edge recesses of the light-emitting surface, the light uniformity and the stray light suppression effect are optimized. The heat dissipation assembly optimizes the heat dissipation structure and prolongs the service life of the light source; meanwhile, the light source control panel is integrated in the light source, connecting lines between the light source and the light source controller are reduced, cost is reduced, and economic benefits are improved.

The utility model discloses a bus duct convenient for heat dissipation and fire prevention, comprising a bus duct, two ends of the bus duct are respectively provided with a joint; a first internal partition plate, a second internal partition plate, a third internal partition plate and cooling fins are arranged in the bus duct; by arranging the first internal partition plate and the second internal partition plate, it is ensured that the conductive plate installation cavity used for installing the conductive sheets is located in the center of the interior of the bus duct, then the conductive plate installation cavity is wrapped, then the fireproof effect of the bus duct is enhanced after fireproof cotton is stuffed around the conductive plate installation cavity, and the safety performance is good; and by arranging a third internal partition plate, the interior of the bus duct is independently partitioned to form a heat dissipation chamber, so that the utilization rate of the internal space is improved, and the heat dissipation effect of the bus duct is further ensured.

The vehicle lamp assembly comprises a shell, a lampshade and a light guide plate, an opening is formed in the shell, a containing space is formed in the shell, the lampshade covers at least part of the opening, a peripheral wall connected with the shell is formed on the lampshade, and the light guide plate is arranged in the containing space. The lampshade is further provided with a light-emitting wall connected with the peripheral wall and directly facing at least part of the opening, the included angle between the peripheral wall and the light-emitting wall is alpha which is larger than 0 degree, the light guide plate is contained in the containing space, at least part of the light guide plate is bent to be attached to the peripheral wall and the light-emitting wall to extend, and a light-emitting part is arranged on part of the edge of the light guide plate. The space utilization rate of the automobile lamp assembly can be improved.

The utility model discloses an automobile high beam and low beam daytime running light module convenient for heat dissipation, which relates to the technical field of automobile lighting and comprises an outer box, a lampshade is arranged on one side of the outer box, a light groove is formed in one side end, adjacent to the lampshade, of the outer box, a high beam and low beam is arranged in the light groove in a penetrating manner, and a heat dissipation component and a convection component are arranged in the outer box; the convection assembly comprises a plurality of air inlet pipes, and the air inlet pipes are arranged on one side of the upper surface of the outer box in an array mode. The heat dissipation assembly and the convection assembly are arranged, the heat dissipation structure of the outer box is improved mainly through the layered shell, the fin angle and the air duct layout, the cost is low, the heat dissipation effect is considerable, the heat dissipation effect of the device is improved while the cost is controlled, and the practicability of the device is effectively improved.

The invention discloses a cooling structure of an axial flux motor. The axial flux motor comprises a shell, a rotor assembly and a stator assembly. The rotor assembly comprises a rotor shaft and two magnetic steel brackets which are coaxially sleeved on the rotor shaft and are tightly attached to each other; the rotor shaft is provided with an axial cooling flow channel, and the interior of the two magnetic steel supports is provided with a rotor heat dissipation device. The rotor heat dissipation device comprises a heat dissipation medium channel, a heat dissipation medium channel sealing structure and a cooling channel which is communicated with the heat dissipation medium channel and the axial cooling flow channel on the rotor shaft. The stator assembly comprises an annular winding group and a plurality of stator teeth inserted into the annular winding group, each stator tooth is provided with a stator heat dissipation device, and the stator heat dissipation device comprises a heat dissipation pipe attached to the surface of the stator tooth. The axial magnetic flux motor is simple in structure, the heat dissipation flow channels and the corresponding sealing structures are arranged on the rotor structure, machining is easy, and heat dissipation of the interior of the axial magnetic flux motor is facilitated; the stator structure is provided with a heat dissipation pipe, and heat of the coil and the stator tooth part is rapidly conducted.