30results about How to "Good location" patented technology

A fan assembly for creating an air current includes a nozzle mounted on a base. The base includes an outer casing, a silencing member housed within the outer casing, an impeller housing located within the outer casing, the impeller housing having an air inlet and an air outlet, an impeller located within the impeller housing and a motor for driving the impeller about an axis to create an air flow through the impeller housing. The nozzle includes an interior passage for receiving the air flow from the air outlet of the impeller housing and a mouth through which the air flow is emitted from the fan assembly. The silencing member is located beneath the air inlet of the impeller housing and is spaced from the air inlet along said axis by a distance in the range from 5 to 60 mm.

The invention discloses a seat angle adjusting device comprising a ratchet wheel, a stop plate, a locking slider and a pawl. A driving device can optionally drive the locking slider to a locking position or a retracting position and drive the pawl to a stretching position or a retracting position. The stop plate is provided with a first stop limit portion and a second stop limit portion. When the first stop limit portion is stressed by rotation torque in rotation direction, the locking slider at the locking position is abutted against the circumference of the first stop limit portion. When the rotation torque is larger than a first preset torque value, the first stop limit portion can deform circumferentially under the action of the locking slider, and the pawl at the extending position can be driven to rotate by the ratchet wheel to a toothed portion on one side of the pawl to mesh with the ratchet wheel completely. When the rotation torque is larger than a second preset torque value, the second stop limit portion can be abutted against the pawl, and the second preset torque value is larger than the first preset torque value. The invention further provides a seat utilizing the seat angle adjusting device on the basis of the above structure.

The invention discloses a liquid detection cup and a method for manufacturing the same, and belongs to the technical field of liquid detection. The liquid detection cup comprises a cup, a test strip clamp plate and cover films; the test strip clamp plate is arranged in the cup, test strip slots used for accommodating test strips are formed in the test strip clamp plate, and the cover films cover opening surfaces of the test strip slots; through holes are formed in the cover films corresponding to the test strip slots, and the distance from the center of each through hole to the edge of the bottom of the corresponding test strip slot is 1/30-1/2 of the height of the test strip slot. The liquid detection cup and the method have the advantages that air inside the test strips can be properly released by the aid of the through holes under the condition that chromatography reaction of the test strips is assuredly normally carried out, the purpose of relieving the pressure is achieved, accordingly, a chromatography effect can be sufficiently and effectively realized, and excellent test results can be obtained.

The invention discloses a method for determining the optimal object plane and the optimal image surface of a photoetching projecting device, and the relevant device thereof. The invention utilizes a two-dimensional exposure method, namely, the stepping of a mask and a wafer in a certain range is controlled to obtain a group of exposure markers corresponding to the different object plane and optimal image positions on the wafer, the resolution ratio of the groups of exposure markers is compared to determine the position of the optimal object plane and image surface. Compared with the prior art, the precision of the optimal object plane and the optimal image surface obtained by the method is higher, and the cost problem brought in order to provide the high precision in the prior art is solved.

The embodiment of the invention relates to a wireless router WiFi signal strength display method, a wireless router WiFi signal strength display device, and a wireless router. The wireless router WiFi signal strength display method comprises the steps of: after terminal devices are connected with the wireless router, determining to-be-detected terminal devices in all terminal devices connected with the wireless router according to selection of a user; sending a WiFi signal strength detection request to the to-be-detected terminal devices; receiving a response message returned by the to-be-detected terminal devices for the WiFi signal strength detection request; extracting a WiFi signal strength value of the to-be-detected terminal device from the response message; and processing the WiFi signal strength values of all the to-be-detected terminal devices in a preset manner and displaying a processing result to the user. By adoption of the wireless router WiFi signal strength display method, the wireless router WiFi signal strength display device, and the wireless router disclosed by the embodiment of the invention, the user can select a preferable wireless router placing position and angle, so that each terminal device indoors which needs to get on the internet can receive a relatively strong WiFi signals, thereby improving the user experience.

An opened book can be placed in an apparatus for detecting the content of a book (10) or of pages bound in a book-like manner, said apparatus having one cradle (2) with two support surfaces (3, 3') arranged at an obtuse angle to each other, wherein the book with the opened pages rests upward. The relative position of the support surfaces (3, 3') is adjustable, namely, in at least one direction which is parallel to the plane of the support surface and perpendicular to the bifurcation. In addition, the apparatus has a camera system with at least two camera units (5, 5') which are each positioned above the cradle for recording of one of the opened pages of a book held in the cradle, and a paging apparatus (20) is provided for paging through the pages of a book held in the cradle, wherein the cradle and/or the support surfaces can be moved in an essentially vertical position relative to the camera system.

The invention provides a spark plug type electric ignition coaxial nozzle shearing device, comprising a coaxial nozzle device and an electric ignition device, wherein the coaxial nozzle device is composed of an oxygen passage nozzle, an upper connecting seat, a lower connecting seat, a combustible gas nozzle, a combustible gas injector and an oxygen injector; and the electric ignition device is composed of a power supply, a control line, a boost control module, a high pressure ignition line, a Y-direction base, an X-direction base, an injector base, an injector fixation chassis, a spark plug,a spark plug support and a Z-direction base. By changing the inner diameter and the outer diameter of the oxygen injector and the combustible gas injector, the speed ratio of different combustible gases and oxygen as well as the combustion rules of the combustible gases in oxygen under different injector thicknesses can be conveniently researched. The spark plug type electric ignition coaxial nozzle shearing device disclosed in the invention has the advantages of reliable ignition, low cost, suitability for repeated ignition and the like, causes no interference on the combustion flow field inthe test process, and is an ideal ignition mode for spark plug type electric ignition.

A demolition charge system has a multi-primed initiation system with a rigid container defining an internal chamber. An initiation tube is supported within the internal chamber and is configured to receive a demolition initiator.

This invention discloses one test bench to test the slice material image transmission quality, on which one transmission test box is fixed with three black and white line array CCD vidicons, wherein the other end of the materials is the adhesive roller cylinder. The cylinder is driven by the variable motor and is connected to coder through one pair of gear with proportion as one to one; the cylinder inside is set with fixed fiber linear light source.

The invention discloses a pile driver. The pile driver comprises a walking mechanism, an operating platform, a pile frame, a pile hammer and an operating room; the walking mechanism is connected withthe operating platform through a rotary disc base, the operating platform is connected with the operating room and the pile frame, and the pile frame is connected with the pile hammer; the operating platform comprises a fixed platform and a rotating platform, the fixed platform is connected with the rotary disc base and the rotating platform, and the rotating platform is connected with the pile frame through a telescopic rod; and a water flow sensor and an ultrasonic detector are installed on the pile frame, the water flow sensor and the ultrasonic detector are connected with a control devicearranged in the operating room, and the control device is connected with a control switch, the walking mechanism and a power supply. According to the pile driver, displacement data generated by impactof water flow on a fixing pile and water entry data of the fixing pile at different positions are calculated by detecting the water flow speed and the water bottom depth, and then the fixing pile canbe driven into a dam mouth at the optimal location or angle; in addition, the pile driver is novel in structure, easy to operate and convenient to implement and popularize.

The invention relates to a steel box beam inspection method using a collecting robot and a deep learning algorithm. The method comprises the following steps: 1) determining a patrol route of the collecting robot and performing navigation walking; 2) enabling the collecting robot to collect apparent information inside the steel box beam on the patrol route in real time; 3) using deep learning algorithm using crack for identification and localization to achieve identification and localization. Compared with the prior art, the method has the advantages of good automation, high efficiency, convenient shooting, high precision and high recognition precision.

The invention discloses a method for solving unbalance fault of impellers of a wind turbine generator. The unbalance fault of the impellers is eliminated in a balance weight mode. The method comprises steps as follows: (1), a mounting error angle of a blade is taken as application parameters for aerodynamic non-balance, design parameters of the blade are taken as an evidence of modeling, and a blade model is formed; (2), the blade model obtained in the step (1), a fan transmission chain kinetic model and aerodynamic force required for a rated speed are used together to establish a whole fan kinetic analysis model; (3), the whole fan kinetic analysis model obtained in the step (2) is used for calculating a generator power curve, the obtained generator power curve and a power curve in the normal state are compared, and the optimum position of a balance weight required for unbalance fault of the impellers is found out. The method has the advantages of simple principle, high accuracy, capability of improving the reliability and the stability of the impellers and the like.

The invention discloses a double-layer multi-position configuration method for an energy storage system under wind and light access, and the method comprises the steps: taking the minimum planning cost of the energy storage system, the minimum loss cost of a power grid and the minimum daily operation cost of the power grid as an outer layer objective function, and taking the minimum operation cost of a unit, the minimum wind and light abandoning cost and the minimum comprehensive cost of the energy storage system as an inner layer objective function; establishing a master-slave hierarchical bilevel planning model, and an outer decision-making layer being dominant to an inner decision-making layer; solving the outer layer by adopting an improved particle swarm algorithm to obtain location selection and capacity configuration of an energy storage system in the outer decision layer, solving the inner layer by adopting CPLEX to obtain start-stop decisions and economic dispatch of a unit in the inner decision layer, and realizing multi-position configuration. According to the method, the capacity and the position of the energy storage system are solved by establishing the bilayer programming model, the wind and light abandoning phenomenon is reduced, the start-stop and operation of the unit are improved, the economical efficiency of the unit is improved, and the operation cost of the system is reduced.

The invention relates to a novel livestock and poultry multi-story building ventilation system. The ventilation system is arranged in a livestock and poultry building; the livestock and poultry building is communicated with an air shaft; an exhaust fan is arranged on a wall body of the air shaft in a concentrated mode; a summer ventilation system comprises a summer ventilation pipe; the summer ventilation pipe is arranged above a feeding layer; multiple summer air outlet pipes with different angles are distributed at the bottom of the summer ventilation pipe; a winter ventilation system comprises a winter ventilation pipe; the winter ventilation pipe comprises a preheating section and an air outlet section; the preheating section is arranged in a preheating air duct; one end of the preheating section is communicated with the bottom end of an air chamber through an adjustable winter air inlet; the other end of the preheating section is connected with the air outlet section through a connecting section; the air outlet section is also arranged above the feeding layer; and multiple air outlet pipes with the length directly reaching the downstream of the feeding layer are distributed at the bottom of the air outlet section. The summer air outlet pipes blow air to the pig body in three directions, so that the optimal air speed, air volume and air blowing position can be provided for the pig. The winter air outlet pipes are conveyed to the ground position, hot vitiated air is squeezed out of a ceiling from the bottom, and an air outlet can be adjusted, so that the optimal air volume can be provided.

The invention provides a wireless signal-to-infrared control conversion apparatus. The apparatus comprises a wireless module, a microprocessor module, an infrared module, a power supply module and a shell, the wireless module, the microprocessor module and the infrared module are sequentially electrically connected, and the power supply module is electrically connected with and powers up the wireless module and power supply, the microprocessor module and the infrared module, wherein the wireless module is connected with a handheld device, receives the wireless control signal of the handheld device, and transmits the wireless control signal to the microprocessor module; the microprocessor module receives the wireless control signal from the wireless module, converts the wireless control signal into a control signal, and transmits the control signal to the infrared module; the infrared module receives the control signal processed by the microprocessor module, and emits an infrared control signal; and the shell is arranged outside an electric appliance infrared receiving end.

The invention relates to a mobile phone support. The mobile phone support comprises a sucker, a telescopic rod and a mobile phone clamp. The sucker is connected with one end of the telescopic rod, the other end of the telescopic rod is connected with the mobile phone clamp, the sucker is connected to one end of the telescopic rod through a connector, the connector comprises a sucker spanner, and the sucker is sucked or loosened by pulling the sucker spanner. The telescopic rod comprises multiple casing pipes, every two adjacent casing pipes are connected together in a sleeved mode, the mobile phone clamp is connected with the telescopic rod through a rotary sleeve, the mobile phone clamp comprises at least one clamping device, each clamping device at least comprises two clamping plates, an anti-skidding patch is arranged on the inner layer of each clamping plate, and the reliability of the mobile phone support for clamping a mobile phone is enhanced. The height and the angle of the mobile phone can be flexibly adjusted by changing the length of the telescopic pipes of the mobile phone support and the angle of the rotary sleeve, and the mobile phone is always located in an optimal position for being used and watched.

The invention discloses a movable freely-adjusted passenger car video device which comprises a car roof and an angle adjusting device located at the lower side of the car roof. The angle adjusting device comprises a carrier. A first connecting shaft with a forward opening is arranged on the carrier. The left and right end faces of the carrier are provided with two storage limiting pin grooves bilaterally symmetric about the first connecting shaft. An adjusting groove with a downward opening is formed in the lower end face of the carrier. A storage T-shaped groove with a downward opening is formed in the car roof. The device can move and adjust a display screen front and back, meanwhile, the display screen can be moved downwards and rotated, the best film watching position and angle can beobtained, the awkward situation that passengers in front of the car do not want to watch a film and passengers behind the car cannot watch a film is avoided, meanwhile, compared with the prior art, the function of adjusting the angle and height is added, the device is stored when not in use, damage caused by artificial touch is avoided, and meanwhile convenience is supplied to traffic.

The invention provides a control method and device of an air conditioner, the air conditioner and a storage medium. The air conditioner comprises a first air deflector and a second air deflector. The control method of the air conditioner comprises the steps that operation parameters of the air conditioner are obtained; and according to the operation parameters, the first air deflector and the second air deflector are controlled to rotate correspondingly, so that the first air deflector and the second air deflector define the air outlet direction of the air conditioner. The technical problem that the air conditioner cannot automatically adjust air supply according to the environment is solved, and the technical effect that the air conditioner can automatically adjust air supply according to the temperature difference and the operation time is achieved.

The invention discloses an electric bicycle head pipe jig used for clamping of an electric bicycle head pipe. The electric bicycle head pipe comprises a first connection portion (6) and a second connection portion (8), and the first connection portion (6) and the second connection portion (8) are rod shaped and connected through a bent portion (4). The electric bicycle head pipe jig is characterized by comprising a base (1) and a fixture fixed to the base (1). By multi-point accurate positioning and fixing of the head pipe before assembly, position accuracy of the head pipe is realized, and accordingly all parts are favorable in positional degree after assembly, and the problems in the prior art are solved.

The invention relates to the technical field of sound field sampling and construction, in particular to a gridding 3D sound field sampling method. The method comprises the following steps: measuring and recording swept-frequency signal data of each measuring point corresponding to each sound source through a sound pickup so as to obtain pulse response data according to the swept-frequency signal data, and obtaining the pulse response data of each measuring point to any position between two adjacent sound sources through interpolation calculation. According to the method provided by the invention, the position selection of a virtual sound source in the sound source area is not limited; the sound source and the listening position in a music hall can be infinitely positioned and selected; when music is manufactured later or an on-site virtual sound field is reconstructed, the optimal recording and sound mixing position can be found by selecting the proper virtual sound source and sound listening position, for example, the musical instrument is slightly moved backwards on a stage to obtain better balance or be closer to obtain a clearer effect, and a music meeting similar to the scenecan be listened to in the environment of a virtual music hall.

The invention discloses a bed table for a tablet personal computer. The bed table for the tablet personal computer comprises a hanging table top, a hanging installation groove, two table legs and two loudspeaker boxes. The hanging installation groove is installed in the bottom of the hanging table top through a first rotating base and used for hanging the tablet personal computer. The table legs are rectangular. One ends of the two table legs are installed on the two sides of the hanging table top through second rotating bases so that the hanging table top can rotate. The other end of each table top is provided with a loudspeaker box installation groove. The two loudspeaker boxes are embedded in loudspeaker box installation grooves. A sound reproduction port of each loudspeaker box extends to the outside. The bet table can fix the tablet personal computer, a user does not need to hold the tablet personal computer with a hand, and the direction of the tablet personal computer can be adjusted.

The invention discloses a method for acquiring a visual multi-target robust template of an industrial part, and the method comprises the steps: selecting an optimal reference image: totally collectingn collection images, selecting the optimal reference image from the n collection images, and selecting an area with a larger pixel value gradient change from the n collection images; selecting a multi-target robust template: searching a matching template with better robustness on the basis of the optimal reference image, and enabling the matching template to be correctly matched on all corresponding images; and searching similar images: traversing the obtained matching template on the original image, calculating the Euclidean distance between the matching template and the corresponding pixelpoint on the target image, and finding an area similar to the template on other images. According to the method, batch detection can be realized, and a template with relatively good robustness can befound by 100%, the searched template is optimal in location degree and can completely contain the target, and the target is located in the middle of the template; and the operation speed of the processing process is high, parallel processing and multi-thread technologies are adopted, the time for searching the template is saved, and the efficiency is improved.

A finger grip support brace for guitars and other stringed instruments that helps station the hand for picking by providing support utilized by the little finger or other fingers thus securely placing the hand in an accurate and consistent position over the strings.

The invention relates to the technical field of welding positioning tools, in particular to a garbage truck rear door welding positioning tool. The garbage truck rear door welding positioning tool comprises a welding platform; a positioning shaft penetrating through an auger rotating shaft mounting plate; a discharging port positioning frame, wherein the discharging port positioning frame comprises a fixing plate connected with a discharging port assembly and an extending rod extending into a rear door, a penetrating hole allowing a positioning shaft to penetrate through is formed in the extending rod, and a set distance is formed between the axis of the penetrating hole and the fixing plate so as to meet the requirement that the set distance is formed between the end face of the discharging port assembly and an auger rotating shaft; and an oil cylinder mounting plate positioning frame, wherein the oil cylinder mounting plate positioning frame comprises a first connecting end connected with the discharging port positioning frame and a second connecting end connected with an oil cylinder mounting plate, and a set distance is formed between the first connecting end and the second connecting end so as to meet the requirement that the set distance is formed between the oil cylinder mounting plate and the discharging port assembly. The garbage truck rear door welding positioning tool has the beneficial effects that the positions of the discharging port assembly and the oil cylinder mounting plate can be positioned, positioning is convenient and reliable, welding operation of the discharging port assembly and the oil cylinder mounting plate on the rear door can be facilitated, the welding efficiency is improved, and the welding quality is guaranteed.

The invention discloses an orthopedic intelligent osteotomy navigation device and a use method thereof, belongs to the technical field of medical instruments. The device comprises a support plate, wherein a navigation display device is arranged on an upper surface of the support plate, the navigation display device comprises a detection metal sheet, and the detection metal sheet is arranged on a lower surface of the support plate. According to the orthopedic intelligent osteotomy navigation device and the using method thereof, through cooperation between the detection metal sheet, an externalprocessing equipment, a control module, a driving assembly, a threaded column, a threaded cap, a navigation plate and an osteotomy hole, and a command is sent to control the driving assembly to drivethe navigation plate to move to a specified position, a direction of a skeleton force line can be obtained through the detection metal sheet, and position and angle of osteotomy can be accurately obtained, therefore the device can facilitate medical staff to accurately realize a osteotomy process, improve accuracy and stability of a replacement bone position after installation, can reduce a wear speed of the replacement bone, and furhter ensure a service life of the replacement bone to a certain extent.

The purpose of the present invention is to provide a kind of injection molding equipment for automobile engine parts, including: frame, movable template, guide post, fixed template, through hole, fixed mold core, whole shift oil cylinder, first oil pipe, movable mold core, second A driving device, a second driving device and a first oil circuit control device, characterized in that: the first driving device and the second driving device are both arranged on the frame, and the movable platen is arranged on the first On one side of the driving device, the first driving device is connected to the movable template, and the fixed template is arranged on one side of the second driving device. In the present invention, a shifting oil cylinder is arranged between the movable platen and the fixed platen, and the shifting oil cylinder can output relatively large and stable thrust by inputting the first oil pipe and the second oil pipe, so that the movable platen and the fixed platen can obtain stable contact The force can be driven by the full-movement pressure cylinder during the injection molding process, and the structure is simple, easy to use and low in cost.

The invention discloses a surgical navigation system for wound surface and dermatology department microparticle skin detection and drilling, the system comprises a detection device, a camera device, a drilling device and a light shield, the camera device is connected to the inner cavity wall of the light shield, and the camera device is electrically connected with a PC terminal; the first end of the drilling device is connected to the inner cavity wall of the light shield, the second end of the drilling device is provided with a drilling detection head, and the drilling detection head is electrically connected with the PC end; the drilling detection head rotates to push the obstacle aside, and a sensor used for detecting the point columnar particle skin is arranged at the tip end of the drilling detection head. According to the method, detection and drilling evaluation can be carried out on the point-column-shaped microdermis, application of point-column-shaped microdermis 3D treatment to wound transplantation, hair transplantation, pigment-deficient skin and scars is assisted, the survival rate of granulation wound planting is high, the effect of promoting wound healing is achieved, the problem of complex wound and skin repairing is solved, and the method is a novel planting method.

The invention belongs to the electromechanical technology field, and particularly relates to linear processing equipment of intelligent digital communication equipment touch screen surface high-molecular compound. The linear processing equipment comprises a moving mechanism, a rotary mechanism and a circuit board, board turning action and the application of linear processing pressure are separately controlled, an upper workbench adopts a middle board turning mechanism and comprises a rotary vacuum board and a rotary back board, the rotary vacuum board is fixedly arranged on a rotary shaft via the rotary back board, and the rotary vacuum board is arranged below the rotary back board. According to the above structure, precision on regulating the horizontal position and the rotation angle of the workbench is improved, the workbench achieves an optimal linear processing position and angle, linear processing deflection is avoided, and strength on a front end and a rear end is consistent during linear processing.

The invention discloses a rural area express distribution station site selection method suitable for low-density population, and the method comprises the steps: obtaining related data in a research region, and completing the prediction of the total express quantity of a (t + h) th month through the historical express quantity data of t months; factors influencing the express delivery quantity are analyzed step by step, scoring is carried out step by step, and the weight distributed by the lower-level express delivery quantity is determined according to the upper-level score; taking maximization of the number Z of covered administrative villages as a target, and using a maximum coverage model to carry out distribution station site selection; and according to the predicted township express delivery amount, calculating each township express delivery amount, analyzing the express delivery amount of the preset station in combination with the determined distribution station site selection scheme, and evaluating the profit and loss condition of the preset station. According to the invention, on the basis of the historical express demand information of the country, supply and demand and road network dynamics are taken as basic data, an optimal logistics center site selection and profit and loss planning scheme is provided, and unnecessary investment and expenditure are avoided.

The display device includes optical focusing structure, optical panel and light absorbing layer. The optical focusing structure is provided with several micro optical focusing modules. The light absorbing layer located between the optical focusing structure and the optical panel is provided with several optical permeating windows corresponding to the micro optical focusing modules separately, with the optical permeating windows being formed via optical exposure process.