36results about How to "Guaranteed protection function" patented technology

The invention provides a novel walking type winding machine. A protection ring on the front portion of the novel walking type winding machine is fixed to a frame of a steering portion. The novel walking type winding machine is provided with a steering counting device. The steering counting device is provided with a first sensor which senses the steering of a vehicle body, the first sensor is connected with a controller of the novel walking type winding machine and used for making the controller determine the number of steering times. A second sensor is arranged in the steering portion. The second sensor or a part fixedly connected with the second sensor is supported by an elastic part so that the second sensor can be movably installed on the steering portion, and the second sensor is used for sensing the backward movement, relative to the second sensor, of the frame of the steering portion or a part fixedly connected with the frame. By means of the novel walking type winding machine, the film winding route of the novel walking type winding machine can be easily and accurately controlled, the important part of the steering portion can be protected, the walking direction changing flexibility of the novel walking type winding machine can be improved, and the impact exerted on the vehicle body when the novel walking type winding machine comes across barriers can be reduced.

The invention discloses an intelligent protective type diffuse reflection reference plate. The device is a multispectral diffuse reflection plate with an automatic protection function. The multispectral diffuse reflection plate is composed of an autorotation inserted link, a spin protective cover, a diffuse reflection tray, a diffuse reflection coating and an automatic control module. A stepping motor drives the autorotation inserted link to rotate, thus finishing up-down flip of the diffuse reflection tray. By self-spinning of the spin protective cover, automatic opening and closing of the diffuse reflection protective cover are completed. The diffuse reflection coating is barium sulfate powder, mixed water and white latex (polyvinyl acetate adhesive) which are uniformly sprayed into the fluted diffuse reflection tray by a high-pressure spray gun. The diffuse reflection tray and the spin protective cover are both made of an aluminium material and undergo sand conditioning with acid liquor. The device is designed for automatic spectral monitoring in a complex field environment. The diffuse reflection coating can be protected to the greatest extent so as to prolong service life of the diffuse reflection coating and its enhance precision.

The invention relates to an electric control gear-shifting controller of a transmission gearbox of a loader. The electric control gear-shifting controller comprises a shell, wherein a circuit unit is arranged in the shell, and a mounting plate is arranged on the shell. The electric control gear-shifting controller is characterized in that the circuit unit comprises a logic control module and a power supply module for providing a direct-current voltage for the logic control module, wherein the logic control module is achieved by a logic circuit and is provided with 8 input ends, each input end corresponds to the output end of a gear-shifting handle, and the logic control module controls a corresponding electromagnetic valve in electric control speed-changing operating valves to enter an on state according to the output of the gear-shifting handle so as to enable corresponding gears of a clutch to combine to realize gear-shifting. The electric control gear-shifting controller of the transmission gearbox of the loader, disclosed by the invention, has the advantages of effectively protecting a complete electric appliance and avoiding electromagnetic interference.

The switching device (1) has a first switching point (2) for normal switching of at least one current path (L1-L3), and has a second switching path (3) for disconnection of a short-circuit current. The first and second switching points (2, 3) are connected in series, and are accommodated in a common enclosure (G). Electrical connections (IN, OUT) and, if required, a control connection (CON) for inputting a switching command, are provided in or on the enclosure (G), for connection of the current paths (L1-L3). The first switching point (2) is designed for a maximum continuous current. The second switching point (3) is designed to disconnect a short-circuit current which is a multiple of the maximum continuous current. The first switching point (2) has at least one main contact (9) which can withstand a short-circuit at least for the time (Delta T) by means of a contact holding system (A) or a contact locking system (Z).

The invention relates to a novel special sheath pipe for a pigtail. The novel special sheath pipe is characterized by comprising a pipe body, wherein a plurality of inwards recessed parts are uniformly arranged on the pipe wall of the pipe body in parallel; pasting layers are uniformly pasted on the walls of the inner recessed parts; a plurality of wire guide heads are pasted on the pasting layers; the wire guide heads extend out of the pipe wall. The novel special sheath pipe has the advantages that the structure is reasonable; the use is convenient; the protection function of a conventional sleeve on the pigtail is maintained; the abrasion, stretching and bending damage of an inside pigtail can be avoided; the distribution process attractiveness is improved; the pigtail winding is avoided; high-temperature resistance, low-temperature resistance, waterproof effect, corrosion resistance and good weather resistance are realized. By creatively pasting a plurality of color pigtail wire guide heads on the inner wall in one step, the problem of sleeve passing difficulty of the pigtail protection sleeve is solved. Meanwhile, the goals of continuously passing the new pigtail after the distribution, reducing the sleeve distribution quantity and saving the space are achieved. The transparent pipe body is used; without considering the tiny interference of the pigtail guide wire, the inside of the pipe body is visible, so that the pigtail can be observed in the whole process like that during naked distribution; sectional consumables are cut at any length, and the application is flexible.

The invention relates to a phospholipid nano-disk chromatography medium and a preparation method and application thereof. The phospholipid nano-disk chromatography medium comprises a charged phospholipid nano disk and an affinity matrix; the charged phospholipid nano disk comprises phospholipid and a film scaffold protein with an affinity label; the charged phospholipid nano disk is connected withan affinity matrix through the affinity label. The phospholipid nano-disk chromatography medium has both binding capacity and protection capacity to film proteins, so that the actual system containing the film proteins can be purified and reconstructed on a chromatography column in one step; and the phospholipid nano-disk chromatography medium has reversibility and regeneration performance; the phospholipid nano-disk chromatography medium solves the problems of serious protein activity loss, long and complicated steps and time-consuming and labor-consuming operation in the traditional film protein research technology, is simple and efficient to operate, improves the film protein activity recovery rate by more than 20 times, and shortens the treatment time by more than 95%.

The invention discloses an intelligent switch capable of detecting a line fault before closing. The intelligent switch comprises a single-chip microcomputer, wherein the single-chip microcomputer is connected with a switch body, an overvoltage protection module, an overcurrent protection module, a short-circuit protection module, a fault detection module, an automatic reclosing module, a wirelesscommunication module and a GPS positioning module respectively; the overvoltage protection module, the overcurrent protection module and the short-circuit protection module are used for performing fault preliminary detection on the switch body and performing protection; the fault detection module is used for detecting a single-phase grounding fault and a phase-to-phase short-circuit fault on a distribution line in real time; and the automatic reclosing module is used for judging whether reclosing is needed or not. According to the intelligent switch, first, it is guaranteed that the protectionfunction of the switch itself does not have a fault, so that a first guarantee is provided for the safety of the intelligent switch; and it is further guaranteed that a fault does not exist on the line before closing, the situation of closing with a fault is effectively prevented, and a further guarantee is provided for safety and reliability.

The invention concerns a method for recovering torque for a motor vehicle engine during automatic control delivering a torque setpoint (V cons) for the engine. The torque produced at at least one wheel is monitored with a comparison of the torque setpoint (V cons) and a delivered torque (CR). When a difference between the delivered torque (CR) and the torque setpoint (V cons) is outside a predetermined variation range defined to ensure automatic control, at least one auxiliary torque (C Prel EA) requested by an auxiliary element is identified, the auxiliary torque (C Prel EA) being taken fromthe engine torque. When the auxiliary torque (C Prel EA) is identified, the auxiliary torque (C Prel EA) is completely or partially offloaded with a sufficient reduction in order to reach the torque setpoint (V cons).

The utility model discloses a rice crust pressing and forming device, which is arranged at a rice conveying belt. The rice crust pressing and forming device comprises a rice pressing roller set. The rice pressing roller set is provided with two rollers. The two rollers are respectively located above the rice conveying belt or below the rice conveying belt. The two rollers are in right up-down positional relationship. The two rollers are respectively marked as an upper roller and a lower roller according to the positional relationship. The axial direction of the upper roller and the lower roller is perpendicular to the conveying direction of the rice conveying belt, the cylindrical surface of the lower roller is in contact with the lower surface of the rice conveying belt, and a uniform anti-stick sleeve is closely attached to the cylindrical surface of the upper roller. The uniform anti-stick sleeve includes a skeleton layer and an anti-stick layer, and the anti-stick layer covers theskeleton layer. The rice crust pressing and forming device has the advantages of being able to complete the rice pressing and forming function in the upper and middle stream processes of large-scale,high-efficiency and high-quality rice crust production, and at the same time the device can avoid the sticking phenomenon of rice.

The invention discloses a toothbrush head sleeve for conveniently adding tooth powder. The toothbrush head sleeve comprises a shell, wherein a square slot is formed at the right lower end of the shell; the toothbrush head sleeve is characterized in that a trapezoid draining hole with large upper part and small lower part is arranged at a central line of a middle part at the upper end of the shell; the lower end of the trapezoid draining hole is communicated with a square slot; the length size of the trapezoid draining hole is 3/4 of the length size of the toothbrush head; the width size of the lower end of the trapezoid draining hole is 1/3 of the width size of the toothbrush head; a front raised strip and a rear raised strip symmetric to the front raised strip are respectively arranged on a front inner wall and a rear inner wall of the middle lower part in the square slot along the length direction; the square slot is cut into a lower chamber and an upper chamber by the front raised strip and the rear raised strip; a clearance is reserved between the upper end of the bristle and the lower end of the trapezoid draining hole. The original protection function of the toothbrush head sleeve is maintained, the tooth powder is scattered onto the bristle from the bottle and the tooth powder can be prevented from scattering.