37results about How to "Enough cooling space" patented technology

The invention discloses a high-voltage LED flexible light bar based on an FPC. The high-voltage LED flexible light bar comprises a power supply in which a control circuit is arranged, a flexible light bar structure which is movably connected with the power supply by an input end connecting component, a mounting groove which is buckled at the middle part of the flexible light bar structure, and a tail plug which is blocked at the tail part of the flexible light bar structure, wherein the flexible light bar structure comprises at least two flexible light bars which are formed from FPC by extrusion molding; the adjacent flexible light bars are movably connected with each other by a middle end connecting component. According to the high-voltage LED flexible light bar disclosed by the invention, the input end connecting component is arranged between the power supply and the flexible light bars, and the middle end connecting component is arranged between the flexible light bars, so that plug-in type movable connection between the power supply and the flexible light bars and the plug-in type movable connection between the flexible light bars are realized; thus, the problem that the size of an existing LED light bar cannot be changed is completely solved, the environmental adaptation capability of the LED light bar is greatly improved, and the practical value of the LED light bar is increased.

The invention discloses a spring operating mechanism of a circuit breaker. The mechanism comprises a switching-on assembly, an switching-off assembly, a transmission assembly and an output assembly which are connected in a shell frame; the output assembly comprises an output shaft and an output crank arm connected to the output shaft. The switching-on assembly comprises a switching-on half shaft and an energy storage maintaining latch connected to the switching-on half shaft. The transmission assembly comprises an energy storage shaft, the energy storage shaft is connected with a closing spring, and the energy storage shaft rotates to compress the closing spring to realize energy storage; the energy storage shaft rotates to drive a first roller on a cam on the energy storage shaft to be incontact connection with the energy storage maintaining latch to achieve energy storage maintaining; the switching-on spring is reset to realize switching-on; the switching-on spring resets to drive aswitching-on keeping latch on the energy storage shaft to rotate, and the switching-on keeping latch is in contact connection with a third roller on the output crank arm to realize switching-on keeping; the switching-off assembly is used for switching-on. According to the invention, part reuse is achieved, the total number of parts is greatly reduced, and the beneficial effects of being simple instructure and high in reliability are achieved.

A low-smoke flame-retardant cable for urban rail transit is disclosed, including a cable shell, anti-slip strips are fixedly installed on the outer surface of the cable shell near the two ends, and the outer surface of the cable shell is longitudinally provided with a heat conduction groove, the outer surface of the cable shell is provided with a binding groove close to the middle position, The outer surface of the binding groove is sleeved by a buffer pad, a plurality of groups of clamping blocks are fixedly installed inside the cable shell, glass fiber filling cores are embedded in the innersurfaces of the clamping blocks, a cable core is arranged in an upper side position close to the glass fiber filling cores inside the cable shell, and an inner insulation sleeve sleeves the outer surface of the cable core. The low-smoke flame-retardant cable for urban rail transit is provided with the heat conduction groove, the binding groove and a shielding ring, which can play a heat conduction role on the cable, facilitate the binding of the cable, greatly improve the flame retardancy of the cable and bring better use prospects.

The invention belongs to the technical field of automobile parts and provides a side turn signal lamp. The side turn signal lamp comprises a lamp body and a lampshade connected to the lamp body. An LED module is further arranged between the lamp body and the lampshade and comprises a first LED lamp and a circuit board used for driving the first LED lamp to be turned on or turned off. The first LED lamp is connected to the circuit board, and the LED module is installed on the lamp body. According to the side turn signal lamp, the LED lamp is used for replacing an existing halogen lamp, and due to the fact that the power of the high-brightness LED lamp is low under the same light emitting intensity, energy consumption is small; and meanwhile, the LED lamp is small in size, so that an enough heat dissipating space is available, the normal work of a light source is ensured, the service life of the side turn signal lamp is prolonged, the structure arrangement of a whole automobile is facilitated, and the safety of vehicle transportation is improved.

The invention provides a multi-output high-precision LED constant-current driving device which comprises a laminating mechanism, the laminating mechanism internally comprises a laminating plate, a supporting shaft and a supporting frame, the supporting shaft is connected to the inner side wall of the laminating plate in a penetrating mode, the supporting frame is connected to the side wall of the supporting shaft in a penetrating mode, and the supporting frame is connected to the inner side wall of the laminating plate in a penetrating mode. An LED lamp is connected to the side wall of the supporting frame in a penetrating mode, and a movable plate is connected to the bottom end of the overlying mechanism in a penetrating mode. The side wall of the folding frame is extruded and pushed through the overlying mechanism, when the side wall of the folding frame is bent in a radian mode, the side wall of the inserting plate is just unfolded in a fan shape, after the angle of the side wall of the inserting plate is gradually enlarged, the inserting plate can move to the outer end from the inner position of the leakage layer, and after the LED lamp is used for a long time, the position of a line connecting point is automatically adjusted according to the temperature; and when the temperature at the original interface of the leakage layer is relieved, the leakage layer can be recovered to the original position, and the sliding interface arranged in the leakage layer can slide along the wavy side wall of the leakage layer.

The invention relates to a data analysis system which comprises a cabinet body, a cabinet door, a fixing device and an analysis device for data analysis. A plurality of heat dissipation holes and wire holes for cables to pass through are arranged on the side wall of the cabinet body at intervals. A side of the cabinet door is hinged to the open side of the cabinet body. The analysis device and the fixing device are installed in the cabinet body. The fixing device is used for fixing the analysis device. The data analysis system is simple in structure. The cabinet body has a good heat dissipation effect. Equipment has a long service life. The analysis device has good stability in the cabinet body, is easy to transport, avoids damage to the equipment, and saves cost.

The invention discloses a two-stage torsional vibration damper of an engine. The two-stage torsional vibration damper comprises a crankshaft. The crankshaft, an inner side torsional vibration damper and a crankshaft belt pulley are arranged in a positioning manner through positioning pins, and the inner side torsional vibration damper and the crankshaft belt pulley are installed at the front end of the crankshaft through short bolts; and a connecting spacer block and an outer torsional vibration damper are sequentially placed at the front end of the crankshaft belt pulley and fixed to the crankshaft through long bolts. According to the two-stage torsional vibration damper, by means of a combined structure of the crankshaft and the two-stage torsional vibration damper, the problem that torsional vibration of the engine with a single-stage torsional vibration damper exceeds the limit can be rapidly solved, redevelopment of a large-specification torsional vibration damper, a mounting hole in a cylinder body, a front end gear train and surrounding parts is avoided, and the development time and development cost are greatly saved. The two-stage torsional vibration damper is suitable for the engine.

The invention relates to an uninterrupted double-circuit-breaker high-voltage switch cabinet. The high-voltage switch cabinet comprises a main bus chamber, a main supply circuit breaker chamber, a standby circuit breaker chamber, a cable chamber, a main secondary control chamber and a standby secondary control chamber, wherein one side of the main bus chamber is electrically connected with the cable chamber, a right side of the cable chamber is provided with the standby circuit breaker chamber, the standby circuit breaker chamber is electrically connected with the main secondary control chamber, a left side of the cable chamber is provided with the main supply circuit breaker chamber, the main supply circuit breaker chamber is electrically connected with the standby secondary control chamber, a left side of the main bus chamber is provided with ventilation equipment, and a right side of the main bus chamber is provided with an air outlet. The high-voltage switch cabinet is advantaged in that the high-voltage switch cabinet is formed by splicing and combining functional compartments, has characteristics of standardization and modularization, good protection performance, good fault isolation performance and enough heat dissipation space, can realize switching between a main supply circuit breaker and a standby circuit breaker under the condition of no power failure through powersupply from the standby circuit breaker and a mutual inductor to an outgoing cable, and is convenient to overhaul.

The invention provides an oral liquid filling method, and belongs to the technical field of drug packaging. The oral liquid filling method comprises the following steps that an oral liquid solution ismade into strip-shaped ice blocks for standby application; after being fed by one of diaphragm releasing rollers, a diaphragm penetrates through the position between a corresponding forming roller and a corresponding overlying roller, and an accommodating opening which is arranged in an avoiding notch in a clamping manner is formed by thermoforming of the diaphragm and a pressing die at the avoiding notch; every two diaphragms penetrate through the position between the two overlying rollers symmetrically, one of the overlying rollers is driven to rotate at a uniform speed, and the prepared ice blocks are intermittently put between the two diaphragms, so that the dropped ice blocks can be arranged between every two accommodating openings; overlying is performed at a tangential position ofthe two overlying rollers by a thermal melting mechanism to surround the two accommodating openings into a sealed accommodating cavity, and the corresponding ice blocks are packaged in the accommodating cavity to form a packaging container packaged with the oral liquid; and the packaging container filled with the ice blocks is placed at room temperature for alleviating until the ice blocks melt, so that the products are obtained. The oral liquid filling method disclosed by the invention has the advantages of being high in filling efficiency, few in working procedures and the like.

The invention relates to a combined record player. An analog audio player is arranged at the top or on the side part of a box body; a digital audio player is arranged at the front part of the box body; a first PCB (Printed Circuit Board) is arranged at the front part or the bottom of the box body; a second PCB is arranged at the rear part of the box body; an analog audio output interface is formedin the rear surface of the box body; the first PCB is provided with an analog-digital signal converter; the second PCB is provided with a digital-analog signal converter; the analog audio player is electrically connected with the analog-digital signal converter; the digital audio player is electrically connected with the digital-analog signal converter; the analog-digital signal converter is electrically connected with the digital-analog signal converter; the digital-analog signal converter is electrically connected with the analog audio output interface. The combined record player disclosedby the invention can integrate the analog audio player and the digital audio player into one box body, and routes between all components in the box body do not interference with one another and are tidy and not disordered; furthermore, both the first PCB and the second PCB have relatively large heat dissipation spaces.