79results about How to "Convenient teaching work" patented technology

The objective of the invention is to provide an automobile air conditioner flow and pressure measurement and control system based on a WIFI technology. The system comprises a control module, a sensing module, a detection module, a storage module and a WIFI module; the sensing module comprises a first high-pressure flow sensor, a second high-pressure flow sensor, a high-pressure pressure sensor, a high-pressure temperature sensor, a first low-pressure flow sensor, a second low-pressure flow sensor, a low-pressure pressure sensor and a low-pressure temperature sensor. The control module comprises an amplifier and a bidirectional association control circuit, the control module is in bidirectional connection with the WIFI module, the detection module is configured to detect the work conditions of an air conditioner switch and an electromagnetic clutch; and the storage module is configured to store system data. The automobile air conditioner flow and pressure measurement and control system based on the WIFI technology can perform measurement and control of the flow and the pressure of an air conditioner when the air conditioner is running no matter what an automobile remains stationary or running, perform prompting when the automobile air conditioner pipeline is obstructed or the pressure is abnormal, is convenient to use and can accurately calculate the amount of added refrigerant or refrigerant oil.

The invention discloses a display device for mathematics teaching, belongs to the technical field of teaching equipment, and solves the problem that an existing device cannot realize multi-angle display of a display board. The device is technically characterized by comprising a support and a base, the base is fixedly installed at the bottom of the support, supporting legs used for supporting the base are installed at the bottom of the base, a display assembly is arranged on the support, and an angle adjusting mechanism used for adjusting the inclination angle of the display assembly is arranged on the rear side of the display assembly. According to the embodiment of the invention, the angle adjusting mechanism is arranged, so that the rotation angle of the display board is flexibly adjusted, the teaching work is facilitated, the teaching requirements in different environments are met, meanwhile, the protection of the embodiment of the invention is realized through the arranged foldingand unfolding assembly, and the service life of the embodiment of the invention is prolonged.

A substrate processing apparatus has a transfer mechanism arranged on a transfer base and configured to transfer a processing substrate between predetermined transfer positions, a mapping sensor arranged on the transfer base and configured to detect an arrangement state of a processing substrate inside a processing substrate accommodating case which accommodates a plurality of processing substrate in a shelf-like form, and a Z-axis teaching jig provided on or in the vicinity of one of the transfer positions. This substrate processing apparatus detects, by the mapping sensor, a height of the Z-axis teaching jig so as to perform teaching of Z-axis to the transfer mechanism with respect to the one of the transfer positions.

The invention discloses a drilling device for psychology teaching, belongs to the technical field of teaching equipment, and solves the problems that: the position of a display screen of an existing device is inconvenient to adjust, and psychology teaching work is affected. The drilling device is technically characterized by comprising a base and a stand column, the stand column is fixedly installed on the upper portion of the base, a vertical sliding groove is formed in the top of the stand column, a lifting assembly is installed in the vertical sliding groove, the lifting assembly is connected with a display screen assembly, a color plate assembly is further installed on the top of the stand column, the display screen assembly comprises a limiting frame and a display screen, two displayscreen mounting bases are symmetrically arranged in the limiting frame, the display screen is arranged between the display screen mounting bases, and the display screen mounting bases and the displayscreen are fixedly connected through bolts. According to the embodiment of the invention, a height adjusting assembly is arranged, and the height of the display screen is adjusted through the arrangement of the height adjusting assembly, thereby facilitating the use of the display screen. The teaching work is facilitated through the arrangement of an angle adjusting assembly, and the learning efficiency is improved.

A cloth tightening device of an oil painting frame comprises a box body, the side, provided with a feeding port, of the side wall of the box body is the front side, the other side, provided with a discharging port, of the side wall of the box body is the rear side, and a cloth tightening unit used for tightening canvas on the painting frame and a polishing unit used for polishing the canvas are arranged in the box body from front to back. A clamping hand for transferring the painting between the cloth tightening unit and the polishing unit is also arranged between the cloth tightening unit and the polishing unit. The cloth tightening device can quickly complete cloth tightening work of the oil painting frame, is simple in structure, can improve the cloth tightening efficiency, reduce labor intensity and guarantee cloth tightening quality, is smooth in warp and weft, and facilitates teaching work of art teachers.

The invention discloses a practical training platform for a new energy motor power system. The training platform comprises a training platform body, a first motor, a first rotating shaft, a first connecting block and a driving wheel. The first motor is mounted on one side of the bottom end of the training platform body; a first rotating shaft is mounted at the output end of the first motor througha coupling; a connecting shaft is mounted at one end away from the first motor, of the first rotating shaft; the top end of the connecting shaft is fixedly connected with the outer wall of the training platform body; an isolation plate is fixed to one end in the training platform body, a threaded shaft is installed on one side of the bottom end of the training platform body, the top end of the threaded shaft extends out of the isolation plate and is fixedly connected with the inner wall of the training platform body, a driving wheel is installed on one side of the surface of a connecting shaft, and a driven wheel is installed on one side of the surface of the threaded shaft. According to the invention, the visual angle of students is increased, the safety of the practical training platform is improved, and the teaching work of teaching personnel is facilitated.

The invention relates to a teaching appliance, in particular to a multifunctional blackboard. The multifunctional blackboard comprises an inner blackboard body and an outer blackboard body. The multifunctional blackboard is characterized in that the two sides of each blackboard body are inserted into a rail, baffles are arranged at the bottom of the rails, the two sides of the upper end of each blackboard body are each provided with a spring cotter, each rail is provided with a plurality of insertion holes matched with the spring cotters, and the back face of each blackbody body is fully covered with erasing bristles. The multifunctional blackboard has the advantages that the blackboard can be rapidly cleaned, chalk dust pollution is reduced, the writing area of the multifunctional blackboard is increased, use is convenient, and great convenience is brought to teaching work.

The invention discloses a computer education system based on Bluetooth short-distance interconnection. The computer education system includes an electronic pointer and a shell, the top of the electronic pointer is equipped with a gesture inductor, the bottom of the electronic pointer is equipped with a microprocessor, a side face of the microprocessor is provided with a Bluetooth transmitter, the lower end part of the electronic pointer is internally provided with a built-in power supply, and the microprocessor is electrically connected with the gesture inductor, the Bluetooth transmitter and the built-in power supply. According to the computer education system based on Bluetooth short-distance interconnection, the electronic pointer with a gesture induction function is utilized to assist teaching, the electronic pointer intelligently uploads important PPT chapters for storage according to hand action of a teacher, so that students can copy the important PPT chapters through devices of themselves, data transmission adopts Bluetooth wireless communication, which is quick and convenient, at the same time, paper documents are rapidly uploaded and stored through a laser scanner, the operation is simple, and both time and labor are saved, thereby providing convenience for teaching of the teacher.

The invention provides a multifunctional safe type electricity experiment table which comprises a main body, a rear cover plate, a roller shutter and a printed circuit board, wherein an electricity operation bench is mounted above the main body; an inspection window is arranged on the rear cover plate; a camera is arranged on the roller shutter; the printed circuit board is electrically connected to the electricity operation bench through a circuit; and a current sensor, a voltage sensor and a relay are mounted in the circuit. Compared with the prior art, the multifunctional safe type electricity experiment table has the following beneficial effects: a standby power supply can replace an external power supply to supply power to the electricity operation bench; by the additional arrangement of the inspection window, a teacher can conveniently explain the structure of the electricity operation bench, and the electricity operation bench is convenient to repair and check when having a fault; the electricity operation bench can be protected; and by the arrangement of the camera and a teacher control terminal, when a student operates the electricity operation bench, the teacher can learn about the operations of multiple students through the teacher control terminal, so as to direct the students conveniently.

The invention discloses a beating device for simulating a heart. The device comprises a transparent colloid heart model and an adjustable pressure container, and is characterized in that the heart model is provided with a left atrium, a left ventricle, a right atrium and a right ventricle, wherein the left atrium, the left ventricle, the right atrium and the right ventricle are each provided withan auxiliary observation mechanism. Circulating oil is injected into the adjustable pressure container. A mitral valve opening adjusting mechanism is arranged on the heart model, a tricuspid valve opening adjusting mechanism is arranged on the heart model, and oil body pointing mechanisms are arranged in the left atrium, the left ventricle, the right atrium and the right ventricle. According to the invention, the blood supply details of the heart model under different conditions can be intuitively understood, so that a better teaching effect is achieved.

The invention discloses an adjustable electronic blackboard, and the blackboard comprises rolling wheels, a pedestal, lower rods, fixing buttons, upper rods, cross bars, a frame, an installation plate, an electronic blackboard body, rotating shafts, a support, a microphone, a computer, a sound box, a heat dissipation hole, and a cooling fin. The lower end of the pedestal is provided with the rolling wheels, and two sides of the upper end of the pedestal are respectively provided with one lower rod, wherein the lower rods are respectively of a hollow structure. The upper rods are sleeved by the lower rods, and are fixed at positions where the upper rods are opposite to the lower rods. The upper ends of the upper rods are connected with the cross bars, and the two cross bars are respectively in rotating connection with the left and right sides of the frame. The upper and lower sides of the frame are respectively connected with the installation plate through the rotating shafts. The installation plate is provided with the electronic blackboard body, and the electronic blackboard body is connected with the computer through a wire. The computer is connected with the microphone and the sound box, and the microphone is installed on the support. The support, the sound box and the computer are all installed on the pedestal. Through the connection of the microphone and the sound box to the computer, the blackboard can facilitate the exchange between teachers and students.

The invention discloses a computer teaching device. The computer teaching device comprises a platform, a computer display, a mainframe box, a lifting mechanism and a radiating device; the platform comprises a base, a platform body and a platform table top; the base is used for supporting the platform body; the platform table top is arranged on the platform body; the computer display, the mainframe box, the lifting mechanism and the radiating device are arranged in the platform body; a notch for the computer display to go through is formed in the platform table top; the notch is closed through a movable table top on the platform table top; the two ends of the movable table top are connected with the platform table top through sliding blocks and sliding rails; a first connecting support is arranged in the platform body; a second connecting support is arranged on the back face of the computer display; and the lifting mechanism is connected with the first connecting support and the second connecting support. The computer teaching device is simple in structure, convenient and practical; the computer teaching requirement can be met; and meanwhile, teaching requirements of other subjects can be further met.

The invention discloses an elementary education interaction multimedia device. The device comprises a device body, a fault detector is installed on the top of the device body, a warning lamp is arranged on the top of one side of the device body, audio devices are installed at the two ends of one side of the device body, a touch display screen is arranged on the side face of the device body and embedded in the device body, a power switch is installed at the bottom of one side of the device body, the power switch is in signal connection with the device body, a protective door is installed on the side face of the device body, a control knob is arranged at the bottom of one side of the protective door, a retractable plate is embedded in the side face of the protective door, and a placement plate is installed at the bottom of the side face of the device body and welded to the device body. The touch display screen is protected through a protective shell, a screen splitting strip can conduct screen splitting on the touch display screen, the touch display screen can conduct touch control, and great convenience is brought to teaching.