95results about How to "Improve output efficiency" patented technology

The invention discloses a low-voltage gallium nitride power amplifier based on second harmonic suppression. The low-voltage gallium nitride power amplifier is used for solving the technical problem that the overall efficiency of a radio frequency system is low due to an existing radio frequency power amplifier. The amplifier comprises an input stage circuit, an input stage low-voltage gallium nitride transistor, an intermediate stage circuit, an intermediate stage low-voltage gallium nitride transistor, an output stage circuit, an output stage low-voltage gallium nitride transistor group, a drain bias capacitor, a drain bias voltage port and a secondary harmonic suppression output matching network, by arranging an input-stage low-voltage gallium nitride transistor, an intermediate-stage low-voltage gallium nitride transistor, an output-stage low-voltage gallium nitride transistor group, a secondary harmonic suppression output matching network and a corresponding connection relationship, the secondary harmonic suppression output matching network can be used for suppressing a low-voltage gallium nitride transistor on the basis of a low-voltage gallium nitride process technology. Harmonic suppression is directly carried out on the second harmonic, so that the output power and the power additional efficiency of the radio frequency power amplifier are improved, and the overall efficiency of a radio frequency system is improved.

The invention relates to the technical field of food transportation, in particular to safe transportation equipment for healthy food conveying, which comprises a mounting frame, a support frame, a first conveying roller, a servo motor, a mounting sleeve, a second conveying roller, a conveying belt and the like, the support frame is connected to the mounting frame, and the first conveying roller is rotatably connected to the upper part of the mounting frame; a servo motor is connected to the mounting frame, an output shaft of the servo motor is connected with the first conveying roller, a mounting sleeve is slidably connected to the upper portion of the mounting frame, a second conveying roller is rotatably connected into the mounting sleeve, and a conveying belt is wound around the second conveying roller and the first conveying roller. The output shaft of the servo motor can drive the conveying belt to rotate, the conveying belt can convey healthy food to a designated position, the movable end of the air cylinder extends to enable the baffle to rotate downwards to be in a horizontal state, the baffle is unfolded, workers can take down the conveying belt conveniently, the conveying belt is convenient to replace, and therefore the output efficiency can be improved.

The invention provides a seismic data output method of a seismic processing interpretation system, and belongs to the field of seismic exploration. The method comprises the following implementation steps: step 1, establishing a processing flow; 2, acquiring parameters input by a user; step 3, filtering data of the elastic distributed data set RDD according to parameters input by a user; step 4, outputting the channel header temporary file and the channel data temporary file in parallel; 5, extracting file header information of the header file from the elastic distributed data set RDD, and writing the file header information into an independent info file; step 6, merging the trace header temporary files to obtain an hdr file as an output file; merging the trace data temporary files to obtain a data file as an output file; and outputting the data file, the hdr file and the info file. According to the invention, the output efficiency of the seismic data is effectively improved.

The application discloses a mouthwash cup, comprising: a cavity with one end open, a water containing space is formed in the cavity; an electrolysis module, comprising a water inlet end and a first output end, a second output end which are independent of each other, the electrolysis space of the electrolysis module is communicated with the water containing space through the water inlet end and the first output end, and the second output end is communicated with the outside of the water containing space to output hydrogen and reduce the consumption of hydrogen on the anode product. The second output end for discharging hydrogen is arranged in the mouthwash cup, the consumption of the reducing substance at the cathode on the anode product is reduced, more required electrolysis products are generated, and the waiting time of the user can be reduced in the scene of cleaning the oral cavity by using the anode product, so that the use experience of the user is ensured.

This invention relates to the field of new energy and discloses a highly selective photocatalytic method for producing acetone from methane. The method includes: placing a transparent substrate coated with a photocatalyst in a photocatalytic reactor, adding liquid water, introducing methane gas to purge air, sealing the photocatalytic reactor, and conducting a gas-solid two-phase photocatalytic reaction under light irradiation and heating at 50-100°C to generate a liquid oxygen-containing organic compound, primarily acetone. The photocatalyst is BiVO4, ZnO, or a modified photocatalyst based on morphology control, surface modification, semiconductor composite, or elemental doping of BiVO4 or ZnO. This invention uses methane and water as raw materials, reacting with a photocatalyst in a gas-solid two-phase reaction to produce a liquid oxygen-containing organic compound, primarily acetone, with high acetone yield and selectivity. This invention has advantages such as low requirements for the reaction environment, simple and environmentally friendly process, and low cost.

The invention discloses high-dosage rubber powder modified asphalt and a preparation method thereof, and the rubber powder modified asphalt is prepared by adding 22-30 parts by weight of modified rubber powder into 100 parts by weight of road petroleum asphalt, the modified rubber powder is prepared from the following components in parts by weight: 85 to 95 parts of common rubber powder, 3 to 6 parts of phenolic resin, 0.6 to 1.2 parts of microcrystalline wax, 2 to 5 parts of naphthenic oil, 0.2 to 0.6 part of antioxidant and 0.2 to 0.6 part of EVA (Ethylene Vinyl Acetate). The preparation method comprises the following steps: (1) preparing the modified rubber powder; and (2) preparing the modified asphalt cement. According to the invention, co-melting and blending of the rubber powder and the asphalt are improved, the mixing amount of the rubber powder in the rubber asphalt can be obviously increased, the pavement and durability are greatly improved, the production cost and environmental pollution of the asphalt mixture are effectively reduced, and the asphalt mixture has economic and social double benefits, is simple in preparation process and has relatively high practical application value.

The present invention discloses a picture book processing method, including: screening and arranging characters in a text, grouping characters, dividing them into sections and colors and placing them on top; identifying the text content paragraph by paragraph and discussing them by category, and searching downward if there are no quotation marks in the paragraph; if there are quotation marks in the paragraph, dividing the content into paragraphs according to the content before, in and after the quotation marks, and extracting the content in the quotation marks; identifying and extracting target characters in the paragraphs before and after the quotation marks, searching and comparing the extracted target characters with the set of characters placed on top line by line, and marking the extracted content in the quotation marks with the same color according to the color of the line corresponding to the target character in the character set. The beneficial effect is that the technical solution of the present application is time-efficient, convenient and fast, and has high output efficiency. The fault tolerance rate is greatly improved, and the temporary replacement of text content and text labor due to personal reasons of the picture book workers is avoided, and the orderly efficiency is high, and even if there is content in the text that needs to be modified, it can be quickly modified and improved.

The present invention provides a diamond thin-wall drill bit base rounding device, including a base and a first bracket, a second bracket, a first roller, a second roller, a third roller and a transmission motor installed on the upper end thereof, the second bracket and the first bracket are arranged in parallel with each other, the first roller and the second roller are arranged in parallel with each other, the first roller and the second roller are located between the second bracket and the first bracket, one end of the first roller and one end of the second roller are both engaged with the transmission gear of the transmission motor, the two ends of the third roller are respectively fixed in the first bracket and the second bracket, and the third roller is located above the first roller and the second roller, and the transmission motor signal is connected to the control unit. The diamond thin-wall drill bit base rounding device described in the present invention provides mechanical transmission power through the transmission motor, and the opening and closing state of the device is formed by the opening and closing motor. According to the method of setting the rotation time, the manual rounding process of the transmission is replaced, and the product quality is controllable and the output efficiency is high.

The utility model relates to the technical field of heating equipment, in particular to a barreled MDI heating pump-out device which comprises a rack, a placing seat and a heating pump-out mechanism, the heating pump-out mechanism comprises a mounting frame, a heating belt, a lifting driving part, a cover plate, an output pipe, an input pipe, a clamping driving part and a clamping plate, the clamping driving part is fixedly connected with the rack, and the clamping plate is fixedly connected with the placing seat. The output end of the clamping driving part is in transmission connection with the clamping plates, the lifting driving part is fixedly connected with the rack, the output end of the lifting driving part is in transmission connection with the mounting frame, the heating belt is arranged between the two clamping plates, the end of the heating belt is fixedly connected with the heating block on the side where the heating belt is located, and the cover plate is fixedly connected with the mounting frame. The output pipe and the input pipe are both arranged on the cover plate, the clamping plate is attached to the barrel wall to fix the heating belt, all-directional contact heating is achieved, local overheating or non-melting areas are avoided, and through arrangement of the cover plate, the input pipe and the output pipe, pneumatic pump-out is achieved, and the output efficiency of liquid MDI is improved.

This invention relates to the field of lighting technology, and in particular to a white light supercontinuum fiber combiner, a light-emitting unit, and a method for fabricating the same, including N 2 One first input optical fiber, (N-1) 2 The first input fibers consist of a second input fiber and a square output fiber. Multiple first input fibers are arranged in a square array. One or more second input fibers are respectively disposed in the gaps formed between the multiple first input fibers. The square output fiber is fused to the tapered fused ends of the first and second input fibers. N is a natural number greater than or equal to 2. This invention's white light supercontinuum fiber combiner can transmit spectral energy with high quality, offering superior color reproduction compared to traditional white light illumination. It also meets the application requirements for high illumination brightness, effectively solving the problem of insufficient brightness in existing lighting devices.

The utility model relates to an arc extinguishing system and a rotary disconnecting switch, the arc extinguishing system comprises an integrated injection molding arc extinguishing cover, the arc extinguishing cover comprises two opposite side plates and a separator plate connected between the two side plates, a plurality of grid sheets are arranged between the two side plates, the inner sides of the two side plates are respectively provided with a mounting groove for mounting the grid sheets, and the two side plates are provided with a plurality of through holes. The partition plate is provided with receding holes corresponding to the mounting grooves in the two side plates respectively, the receding holes are communicated with the corresponding mounting grooves, a mold core used for injection molding of the mounting grooves in the side plates is parallel to the side plates, the mold core can penetrate through the partition plate from the receding holes, and a mold core perpendicular to the side plates does not need to be arranged in an injection molding machine. Core pulling from the side faces of the side plates during mold opening of the injection molding machine is avoided, the mold opening steps can be reduced, the output efficiency can be improved, the production cost can be reduced, and the structural strength of the arc extinguishing cover can be improved. The rotary disconnecting switch comprises the arc extinguishing system, and the cost of the rotary disconnecting switch can be reduced through the arc extinguishing system.

The embodiment of the invention provides a signal processing method and circuit, a chip and electronic equipment, and the method comprises the steps: carrying out the PWM modulation of an input signal, and obtaining a PWM positive signal and a PWM negative signal; outputting a positive output signal and a negative output signal according to the PWM positive signal and the PWM negative signal; wherein in response to the fact that the absolute value of the amplitude of the input signal is larger than a threshold value, one of the positive output signal and the negative output signal does not comprise pulses, and the other one of the positive output signal and the negative output signal comprises two pulses in one pulse period. According to the scheme, the performance of the output signal can be improved while the performance is improved.

The present invention discloses a blower control method and system for a multi-disk axial flux motor, the method comprising: taking the blower output air volume and wind pressure efficiency as the optimal control target, obtaining the blower required output power, and converting the required output power into the required output torque; according to the required output torque, constructing a prediction optimization model by introducing different operation modes and mode switching constraints, dynamically adjusting the control variables and outputting the switching mode according to the current state and predicted state of the prediction optimization model; based on the corresponding module driven after the mode switching, obtaining the output torque and output power of the corresponding module, and the total required torque of the blower system and inputting them into the neural network, so as to obtain the optimal output torque of each disc motor unit. The system is ensured to be lightweight and efficient; the fault tolerance and safety of the system operation are improved; one-to-many output is achieved, and the output efficiency and economy of the motor control system are effectively improved.

The invention relates to a method for improving the anaerobic fermentation efficiency of organic waste, and belongs to the technical field of waste resource reutilization, and the specific operation is as follows: firstly, crushing and uniformly mixing the organic waste to obtain an anaerobic fermentation substrate, then mixing a white-rot fungus fermentation product, cellulase and an acetic acid-sodium acetate buffer solution to obtain a solution A, and then adding the solution B to obtain a solution C; the organic metal framework material and the solution A are mixed according to the mass ratio of 2: 1 and fully stirred, a compound is obtained, finally, the compound is subjected to vacuum freeze drying treatment, finally, the pretreated organic metal framework material and an anaerobic fermentation substrate are evenly mixed, and anaerobic fermentation is conducted, and the organic metal framework material is one of a UiO-66 series, an MOF-808 series and an MIL-101 series. According to the method for improving the anaerobic fermentation efficiency, an anaerobic fermentation system containing the catalyst is adopted, and when waste resources are recycled through fermentation treatment, PTA-MIL-101-Br contained in the catalyst can effectively improve the fermentation efficiency and the methane output.

The invention discloses an alloy catalyst as well as a preparation method and application thereof. The preparation method mainly comprises the following steps: loading a mixture containing a carbon nanotube and a noble metal precursor A on foamed nickel to prepare an electrode material; adding the electrode material into a precious metal precursor B solution, adjusting the pH value to 6.5-7.5, and carrying out a reaction to prepare an alloy catalyst; wherein the noble metal in the noble metal precursor A is Pt and / or Pd; the noble metal in the noble metal precursor B is one or more of Au, Ag and Hg. The alloy catalyst provided by the invention can enhance two-electron selectivity, nano spray is uniformly dispersed, and hydrogen peroxide is easy to prepare. Compared with a traditional single catalyst or an oxidized carbon nanotube catalyst, the alloy catalyst has the advantages that the reaction activity and selectivity are improved, and the output efficiency of hydrogen peroxide is greatly improved.

The invention relates to the photovoltaic field, and provides a back contact battery and a manufacturing method thereof, a laminated battery and a photovoltaic module, and the back contact battery comprises a battery substrate which is provided with a first surface and a second surface which are opposite to each other; the isolating membrane is positioned on the first surface; the isolating membrane comprises at least two isolating units, the surface, far away from the first surface, of each isolating unit comprises a first area and a second area surrounding the first area, each isolating unit comprises a first part located in the first area and a second part located in the second area, the first part is provided with a groove sunken towards the battery substrate, and the edge, far away from the first part, of the second part is fluctuant; and an electrode on the second surface. The invention is at least beneficial to improving the light absorption and utilization rate of the back contact cell by means of the isolating membrane.

The invention relates to the technical field of traditional Chinese medicine decoction piece processing, in particular to a smashing and uniform mixing device for traditional Chinese medicine decoction pieces, which comprises a plurality of supporting legs, the tops of the plurality of supporting legs are jointly and fixedly connected with a stirring bin, the top of the stirring bin is provided with a plurality of grinding bins, the plurality of grinding bins are linearly arranged, and a pair of crushing rollers is rotatably connected in each grinding bin; the lower portion of the grinding bin penetrates through the top of the stirring bin and is provided with a plurality of screen holes, a grinding plate is rotationally arranged in the grinding bin, one face of the grinding plate is attached to the inner side wall of the grinding bin, and the other face of the grinding plate is connected with a lifting plate. Through the hook-bucket-shaped design of the grinding plate and the lifting plate, medicine powder particles are periodically captured and released in the grinding process, excessive grinding of medicine powder reaching the needed particle size is effectively avoided, meanwhile, through the guiding design of the cooling plate for the medicine powder particles, the temperature of the medicine powder particles in the grinding process can be effectively reduced, and the grinding efficiency is improved. The loss of nutritional ingredients of the medicinal materials caused by heat generated by friction is reduced.

This application discloses a rule-constrained decision generation method for a centralized procurement governance hub based on AI. The method includes: receiving a procurement governance task and obtaining a set of rule constraints related to the task; determining a text generation format based on the rule constraint set and calling a decision content generation model to generate initial decision text under the constraints of the rule constraint set and the text generation format; performing multi-dimensional information verification on the initial decision text based on the rule constraint set, and performing rollback and regeneration operations on initial decision texts that fail verification to obtain corrected decision text; associating and storing the verified and corrected decision text with the corresponding rule application path, data source information, and multi-dimensional verification information to form a traceable decision record; and generating a procurement governance decision report based on the decision record. This method ensures the reliability, auditability, and traceability of the procurement governance decision report, reducing procurement governance risks.

This utility model belongs to the field of vehicle technology, specifically relating to a drive structure, an electric drive system, and a vehicle. The drive structure includes: an integrated motor comprising a stator, an outer rotor, and an inner rotor, the stator being located between the outer rotor and the inner rotor, the stator having an outer coil and an inner coil, the outer coil being located inside the outer rotor and the inner coil being located outside the inner rotor; and a transmission assembly connected to the outer rotor and the inner rotor, and respectively connected to the wheels on both sides of the vehicle body.

The application discloses a kind of plant fiber molded product transfer method and forming device, including frame, the top of the frame is fixedly connected with pulp pool, the two sides of the pulp pool are provided with grouting mouth, the inside of the pulp pool is provided with suction pulp mode.The application can improve the processing efficiency of plant fiber molded product, so that plant fiber molded product can automatically feed and discharge operation, and by setting surplus slurry storage tank, slurry can be prevented from excessive feeding, improve product processing qualified rate, telescopic cylinder and buckle can improve equipment connection stability, so that it can be recycled, buffer support rod and positioning drive device can support support net transition transfer positioning mode, prevent net transition transfer positioning mode from suffering excessive extrusion, cleaning rod and washing mold drive cylinder can automatically flush pulp pool, prevent slurry from sticking and accumulating, therefore, the application can automatically process product, product output efficiency is high and quality is good, and product can be continuously processed.

The utility model discloses a perovskite battery based on mask technology, the utility model discloses an insulation groove is formed by using nanosecond laser to carve on the top of transparent conductive oxide base, divides the base into a plurality of independent unit area, realizes the electrical isolation between the unit in the assembly, fundamentally avoids the occurrence of crosstalk and short circuit phenomenon. This design not only ensures the independence of each battery unit, improves the overall output efficiency of the assembly, but also provides a reliable electrical separation basis for series design. In addition, the functional layers in the assembly structure are arranged in turn, from the transparent conductive oxide base to the back electrode, the layers are in close contact and each has its own function, through the efficient absorption, transmission and collection of photo-generated carriers, the photoelectric conversion efficiency of the battery is maximized.

The embodiment of the present invention provides a method, device and electronic device for processing business logic, the method comprising: obtaining user interface design data, identifying functional units in the user interface according to the user interface design data; obtaining corresponding business logic according to the functional units; and generating corresponding business code according to the business logic. The technical solution of the embodiment of the present invention first identifies abstract business logic through user interface design data, and then further generates business code. Through such a processing process, manual repeated processing is avoided and the efficiency of code output is improved.

The invention discloses a ship robot double-wire welding process and welding equipment based on model driving and visual matching fusion. The ship robot double-wire welding process comprises the following steps that an adaptive robot double-wire welding process is selected; visual scanning, model introduction and fusion are completed by the structured light shooting camera; clicking the welding plan to generate a welding operation file; a welding seam information json file is imported, and a robot welding operation list is generated; gun cleaning operation is executed, and welding is conducted after gun cleaning is completed; a welding task is automatically executed according to the welding operation list, gun cleaning is automatically completed according to the length of the welding seam, and welding of the next welding seam is continued; through the model driving and visual matching fusion algorithm, collaborative operation of model importing and visual scanning is achieved, the success rate of one-time workpiece recognition is high, the recognition precision is high, the welding seam positioning time is shortened, the arcing rate of the robot is increased, and the overall welding capacity and the unit area output efficiency are improved.

The present invention discloses a pneumatic tool, comprising a housing, a gas power device and a tool group, wherein the gas power device and the tool group are both arranged on the housing, and the tool group is drivingly connected to the gas power device; the gas power device comprises: an outer ring, whose inner ring surface is circumferentially provided with a plurality of driving recesses; a core body, which is coaxially arranged in the outer ring and can rotate relative to the outer ring, and the outer ring surface of the core body is provided with at least one nozzle, at least one outlet, and at least one flushing channel between the nozzle and the outlet; at least one air inlet channel, which is connected to at least one nozzle; and at least one exhaust channel, which is connected to at least one outlet. Compared with electric tools, the pneumatic tool of the present invention has the advantage of insulation to prevent accidental electric shock, and is suitable for underwater and other occasions.

The application relates to a microstrip coupler, a circuit board and a communication device. The microstrip coupler comprises a first ground layer, a first dielectric layer, a second ground layer, a coupling line, a second dielectric layer, a third ground layer and a signal line. The first projection of the coupling line on the third ground layer in the direction perpendicular to the third ground layer is completely non-overlapped with the second hollow area, and the second projection of the signal line on the second ground layer in the direction perpendicular to the second ground layer is completely non-overlapped with the first hollow area. Thus, a cavity is not needed on the signal line as in the related art, so that the product volume of the microstrip coupler can be reduced, miniaturization design is realized, the line length of the output end and the input end of the signal line can be reduced, the insertion loss is reduced, and the output efficiency of the power amplifier is improved; the coupling line and other devices located on both sides of the signal line do not interfere with each other, so that the signal can be normally and stably transmitted; in addition, the product area is reduced, which is beneficial to the arrangement of other devices.

The invention discloses a time-sharing and classification energy storage adjusting method. In order to solve the problem that an existing multi-energy storage scheduling method is low in energy utilization rate, the method comprises the following steps: obtaining full-day output data of a target network segment according to historical output data of each type of stored energy in the network segment, and dividing output time periods; establishing a time-sharing corresponding relation between the all-day output data and time periods and a classification corresponding relation between the all-day output data and energy storage categories according to energy classification; and establishing a hierarchical energy storage structure in the network segment, wherein the energy storage layer performs scheduling decision based on the time-sharing correspondence and the classification correspondence. Time-sharing and classification models in network segments are constructed to realize time-sharing calling of each energy in a power grid, so that different energy can complete energy storage or output operation more efficiently in a time period suitable for energy storage or output.

The utility model relates to an energy -saving locomotive fittings bending device of locomotive fittings machining technical field, including the workstation, the upper deck middle part of workstation is equipped with the biaxial hydraulic cylinder along the longitudinal arrangement, the both ends of workstation upper deck part are equipped with fixed mounting seat respectively, two telescopic shafts of biaxial hydraulic cylinder are connected with mobile mounting plate respectively, still including the replaceable module, the replaceable mould seat and replaceable die head of replaceable module are installed respectively in the opposite side of corresponding fixed mounting seat and mobile mounting plate, the utility model has adopted biaxial hydraulic cylinder as drive source and two sets of replaceable module, when one telescopic shaft extends and carries out bending operation, another telescopic shaft can be synchronous and withdrawn, contrarily, when the shaft backstroke, another shaft can synchronous and extend and carry out operation. This design makes hydraulic cylinder in the whole working cycle of extension and withdrawal, always has a direction in effective bending operation.

The invention relates to scintillator glass melted in a high-concentration hydrogen atmosphere and a preparation method and application thereof. The preparation method comprises the following steps: preparing raw materials and mixing the raw materials; charging and melting in a high-concentration hydrogen atmosphere: charging the powder into a high-purity alumina crucible, then putting the crucible into a hearth of a high-concentration hydrogen atmosphere furnace, vacuumizing, introducing mixed gas into the high-concentration hydrogen atmosphere furnace, controlling the total flow of the mixed gas, and melting in the high-concentration hydrogen atmosphere furnace, when the pressure in the hearth is in a micro-positive pressure state, opening a one-way stop valve, controlling tail gas emission, starting an atmosphere furnace heating system, and heating, preserving heat and founding for a certain time; clarifying and homogenizing; molding by casting and annealing; and processing to obtain the scintillator glass. According to the invention, efficient formation and uniform dispersion of Ce < 3 + > are guaranteed through sufficient reduction, and finally, the scintillator glass reaches better levels in transmittance, light yield, decay time and irradiation resistance.

The utility model discloses a sample loading assembly and a sample processing unit, the sample loading assembly comprises a stock bin and a feeding mechanism, and the stock bin is used for receiving a sample container; the feeding mechanism comprises at least one first feeding part and a first driving part, the first feeding part is used for pushing the sample container, the first feeding part is provided with a movable plate and a top plate, when the movable plate is located at the first position, the top end of the movable plate can receive the sample container, and when the movable plate is located at the second position, the top end of the movable plate can receive the sample container. The sample container can be transferred from the top end of the movable plate to the top end of the fixed plate to realize transfer of the sample container; as the upper end of the main body of the fixed plate is provided with at least two protruding parts, the sample container can be supported through the protruding parts, and when the sample container is in an upright or inclined posture, the sample container can slide down along the separation surfaces on the two sides of the protruding parts, so that the sample container falls back to the bottom of the stock bin; the condition that the sample container is pushed in a vertical or inclined posture is avoided, and it is ensured that the sample container can be output in a toppling posture.

The utility model discloses a titanium-aluminum alloy light-weight turbine blade of an aero-engine, and relates to the technical field of aero-engines. The titanium-aluminum alloy light-weight aero-engine turbine blade comprises a margin plate, and an air guide mechanism and an installation tenon mechanism are arranged on the outer wall of the margin plate. The air guide mechanism has the technical effects that the air guide plates and the air guide blades arranged on the outer walls of the air guide plates are matched with the air guide grooves and the air guide slopes of the air guide grooves, so that high-speed airflow entering the aero-engine can be guided and shunted, the airflow flowing path is optimized, airflow resistance and turbulent flow are reduced, and the airflow passing efficiency is improved; and meanwhile, the reinforcing frame is located in the inner cavity of the air guide plate, makes contact with the inner wall of the cavity and is fixedly connected with the inner side face of the mounting cover, and the dead weight of the air guide plate can be effectively reduced.