32results about How to "Meet the needs of portability" patented technology

The invention provides a handheld partial discharge detector of a transformer. The handheld partial discharge detector comprises an ultrasonic sensor, a high-frequency current sensor, a data acquisition module, a signal conditioning unit and a data diagnosis and analysis module, wherein the data acquisition module is used for acquiring detection data according to a discharge signal and a high-frequency current pulse signal, wherein the detection data comprise ultrasonic sensor data and high-frequency current sensor data; the signal conditioning unit is used for receiving the detection data transmitted by the data acquisition module and carrying out the pre-process on the detection data to generate data to be analyzed; and the data diagnosis and analysis module is sued for carrying out local discharge detection analysis according to the data to be analyzed. The handheld partial discharge detector of the transformer, disclosed by the invention, can carry out effective detection and analysis on a local discharge signal of the transformer generated to a field transformer and judges whether the interior of the transformer generates local discharge or not through sound and electricity combined analysis, and carries out qualitative estimation on the intensity of the local discharge signal so as to have the advantages of compact structure, handheld type, portability, convenience in detection and the like.

The invention discloses an electromagnetic and capacitive dual-mode touch screen which comprises a base material A and a base material B. One surface of the base material A and one surface of the base material B are both provided with a dual-mode touch layer, and the base material A provided with one dual-mode touch layer and the base material B provided with one dual-mode touch layer are assembled to form the dual-mode touch screen. Each dual-mode touch layer is internally provided with a capacitance inductor and an electromagnetic inductive loop, wherein the capacitance inductor and the electromagnetic inductive loop are located on the same horizontal plane. Inductive devices, namely the dual-mode touch layers, are arranged on the two base materials respectively, the placed inductive devices do not need to be processed on two sides, scratches are reduced, and the yield is increased. Compared with glass base materials, film materials are used in the base materials in the screen, so that the problem that films are likely to be broken and scratched during cutting does not exist. Besides, the base materials made of the film materials can well meet the requirement for light products.

The invention discloses a wind speed and wind direction sensor with high sensitivity, and the sensor comprises a substrate (1), an insulator (2), a first bottom anode (3) and a second bottom anode (4) which are respectively arranged on the surface of the insulator (2) and are away from each other for a certain distance, a support anchor area (5) which is connected with the insulator (2), an elastic film (8) which is connected with the support anchor area (5), a rigid thin plate (9) which is connected with the elastic film (8), and a wind lever (10) which is arranged on the rigid thin plate (9); the wind lever (10) is arranged in the center of the rigid thin plate (9); the first bottom anode (3) and the second bottom anode (4) are arranged symmetrically relative to the center of the rigid thin plate (7); and the wind direction sensor also comprises a first sharp end emitter (6) and a second sharp end emitter (7) which are arranged on the lower end of the rigid thin plate (9) and are respectively arranged opposite to the first bottom anode (3) and the second bottom anode (4). The wind speed and wind direction sensor with high sensitivity has the characteristics of high detection sensitivity, low power consumption, small size, small temperature drift and the like.

The invention relates to a pulping control circuit of a cordless soybean milk machine. The pulping control circuit comprises a control branch arranged in a seat and an execution branch arranged in a machine body, and the execution branch comprises a motor, a signal detection module and an electromagnetic heating coil; and the control branch comprises an excitation winding, a resonant control module, a resonant capacitor and a controller, the resonant control module comprises IGBT and an IGBT driving loop, the excitation winding and the resonant capacitor are connected to form a high frequency resonant loop which outwardly outputs high frequency electric energy, the controller, the resonant control module and the high frequency resonant loop are sequentially electrically connected, the execution branch also comprises a magnetized winding corresponding to the excitation winding, the magnetized winding and the excitation winding are electromagnetically coupled to obtain electric energy, and the magnetized winding and the electromagnetic heating coil are electrically connected to provide electric energy required by the execution of crushing and boiling. The starting electric energy of the motor can be obtained without additionally connecting to a power plug, so a power line plug is no longer individually arranged in the cup of the soybean milk machine, thereby the hidden safety troubles comprising electric leakage, machine burning and the like are reduced.

The invention discloses a delay-measurement-based hot wind speed sensor structure and a wind speed and direction measuring method. The hot wind speed sensor structure comprises a substrate; if an XOY rectangular coordinate system is established on the upper surface of the substrate, a groove is formed in the position of an original point O, and the groove is internally provided with a pulsed heat source; and the positive and negative directions of an X-axis as well the positive and negative directions of a Y-axis are respectively provided with a group of temperature measuring points, wherein each group of temperature measuring points comprises two temperature measuring points which are respectively marked as a first temperature measuring point and a second temperature measuring point, the distances from the four first temperature measuring points to the original point O are equal, the distances from the four second temperature measuring points to the original point O are equal, and each temperature measuring point is provided with a temperature sensor. The wind speed and direction are measured through measuring the time difference of temperature signals received by the temperature sensor, so that the influences of the heat source and environmental temperature to measurement can be avoided; and the delay-measurement-based hot wind speed sensor structure has the advantages of high precision, strong anti-jamming capability, low power consumption, super-miniaturization and the like.

The invention relates to a voice optimize loudspeaker used in portable device, which is a hollow box. Wherein, the surface of box is arranged with a mounting base for the player, a loudspeaker voice inlet and at least one outlet; said inlet is arranged opposite to the loudspeaker of player; the voice of internal loudspeaker of portable device, via the reflection inside the box and initializing the box to resonate, is played from the outlet, with amplified volume and beautiful tone, without any addition expanding circuit and loudspeaker, with low cost and small volume.

The invention discloses a movement physiotherapy instrument, and a method and device facilitating improving of movement interest. The method comprises the steps that during movement, a three-axis sensor detects three-dimensional position data of a physiotherapy saddle straddled by a user in the movement process in real time; according to the three-dimensional position data, completing of an actioncycle of the user and characteristic information corresponding to the action cycle are determined, and the goodness fit X of the characteristic information and standard information is calculated; andthe goodness fit X serves as the parameter of a preset factor function f(X) to determine the working time C' of a interest control execution unit, wherein the working time C' = the preset time C * the factor function f(X), and the interest control execution unit starts to work for the time C' after the user completes the action cycle so as to improve the movement interest of the user through theworking result of the interest execution unit. According to the movement physiotherapy instrument, and the method and device facilitating improving of the movement interest, using is safe and reliable, the user likes to use the movement physiotherapy instrument by improving the movement interest, and physiotherapy is simultaneously conducted in the movement process, so that the purposes of body building and health improving are achieved.

The invention discloses a compound earphone, which comprises a TWS earphone and a head-mounted wired earphone. The TWS earphone is detachably arranged on the head-mounted wired earphone. When the TWS earphones are removed from the wired earphones, the TWS earphones used alone meet the needs of portability, and the wired earphones used alone meet the needs of high sound effects and low latency. When the TWS headset is set on the wired headset, the TWS headset and the wired headset communicate through digital signals, and the wired headset becomes a wireless Bluetooth headset, while meeting the needs of portability and high sound effects . The composite headset can meet the needs of users in various scenarios, improve user experience, and reduce costs; in addition, the wired headset will both transmit the first audio sent by the TWS headset and the second audio transmitted by the audio interface. Stereo sound processing is carried out to further meet the needs of high sound effects.

The invention discloses a thermal wind speed sensor structure and a wind speed and direction measurement method based on time-delay measurement. The thermal wind speed sensor structure includes a substrate. Assuming that an XOY rectangular coordinate system is established on the upper surface of the substrate, a groove is set at the origin O. , a pulse heat source is set in the groove; a set of temperature measurement points are respectively set in the X-axis positive direction, the X-axis negative direction, the Y-axis positive direction and the Y-axis negative direction, each group of temperature measurement points includes two temperature measurement points, respectively Denoted as the first temperature measurement point and the second temperature measurement point, the four first temperature measurement points are at the same distance from the origin O, and the four second temperature measurement points are at the same distance from the origin O, and set at each temperature measurement point a temperature sensor. The wind speed and wind direction can be measured by measuring the time difference of the temperature sensor receiving the temperature signal, which can avoid the influence of heat source and ambient temperature on the measurement, and has the advantages of high accuracy, strong anti-interference ability, low power consumption, and ultra-miniaturization.

The invention discloses a wind speed and wind direction sensor with high sensitivity, and the sensor comprises a substrate (1), an insulator (2), a first bottom anode (3) and a second bottom anode (4) which are respectively arranged on the surface of the insulator (2) and are away from each other for a certain distance, a support anchor area (5) which is connected with the insulator (2), an elastic film (8) which is connected with the support anchor area (5), a rigid thin plate (9) which is connected with the elastic film (8), and a wind lever (10) which is arranged on the rigid thin plate (9); the wind lever (10) is arranged in the center of the rigid thin plate (9); the first bottom anode (3) and the second bottom anode (4) are arranged symmetrically relative to the center of the rigid thin plate (7); and the wind direction sensor also comprises a first sharp end emitter (6) and a second sharp end emitter (7) which are arranged on the lower end of the rigid thin plate (9) and are respectively arranged opposite to the first bottom anode (3) and the second bottom anode (4). The wind speed and wind direction sensor with high sensitivity has the characteristics of high detection sensitivity, low power consumption, small size, small temperature drift and the like.

The invention discloses a sports physiotherapy instrument and a sports evaluation method. The method comprises the steps that when a user takes exercises according to a determined sports mode, a three-axis sensor is used for detecting three-dimensional position data of a physical therapy saddle in the sports process of the user in real time; feature information corresponding to an action period ofthe user is determined according to the three-dimensional position data, and the feature information is compared with standard information to calculate the action evaluation value of the current action period; the action evaluation values corresponding to a plurality of action periods which are continuously completed by the user are subjected to weight calculation, and a sports evaluation resultof the user under the current sports mode. The method is safe and reliable to use; the sports evaluation method is used for objectively evaluating the current exercises of the user to obtain the sports evaluation result and encourage the user to surmount himself or herself and improve the sports interest; the exercise function and the physiotherapy function are combined to help the user to be subjected to physiotherapy in the sports process, so that the aims of body building and health improving are achieved.

The invention relates to a composition for strengthening exercise endurance and relieving fatigue and a preparation method thereof. The composition contains the following ingredients: maltooligosaccharide, isomaltulose, sodium chloride, potassium chloride, fruit powder, citric acid, Fragrance, Guarana Extract, Green Tea Extract and L-Carnitine Tartrate. The composition provided by the invention realizes the enhancement of energy and endurance through the addition of several substances, and at the same time assists fat metabolism and relieves symptoms such as exercise fatigue. Such a product has multiple functions at the same time, and is easy to carry, easy to store, and delicious. Delicious and sure to win over fitness enthusiasts.

The invention discloses a compound earphone, which comprises a wireless bluetooth earphone and a head-mounted wired earphone. The wireless bluetooth earphone is detachably arranged on the head-mounted wired earphone. When the wireless Bluetooth headset is removed from the wired headset, the wireless Bluetooth headset and the wired headset can be used separately. The TWS headset used alone meets the needs of portability, and the wired headset used alone meets Demand for high sound effects and low latency. When the wireless bluetooth earphone is set on the wired earphone, the wired earphone becomes the wireless bluetooth earphone, which satisfies the requirements of portability and high sound effect at the same time. The composite headset has the functions of portability, high sound effect and low delay, which can meet the needs of users in various scenarios, improve user experience, and reduce costs; A costly speech decoder is included, further reducing costs.

The invention discloses a compound earphone, which comprises a wireless bluetooth earphone and a head-mounted wired earphone. The wireless bluetooth earphone is detachably arranged on the head-mounted wired earphone. When the wireless bluetooth earphone is removed from the wired earphone, the wireless bluetooth earphone and the wired earphone can be used separately. Meet the needs of high sound effect and low latency. When the wireless bluetooth headset is set on the wired headset, the wireless bluetooth headset and the wired headset are used in combination, and the wired headset becomes a wireless bluetooth headset, which meets the needs of portability and high sound effect at the same time. Improve the comfort of use in the state of wireless transmission of audio. It can be seen that the composite earphone has the functions of portability, high sound effect and low delay at the same time, which can meet the needs of users in various scenarios, improve user experience, and reduce costs.

The invention discloses a test platform for arc suppression coil complete equipment function detection and an operation method thereof. The test platform comprises an adjustable transformer which is used for achieving the on-load and continuous adjustment of the output voltage of the test platform, a debugging and testing capacitor bank which is used for simulating system ground capacitance, a compensation capacitor bank which is used for assisting in increasing the total capacity of the test platform, a first change-over switch which is used for realizing the series test mode connection between the adjustable transformer and the debugging and testing capacitor bank and the parallel test mode connection between the adjustable transformer and the compensating capacitor bank, and a second change-over switch which is used for realizing the series test mode connection between the output end of the test platform and the debugging and testing capacitor bank and the parallel test mode connection between the output end of the test platform and the compensating capacitor bank. The requirement of on-site detection of the arc suppression coil put into operation can be met, and the safety in the aspect of power distribution network application is greatly improved.

The invention discloses a calibrating device of an automobile pedal force and travel detector in the field of automobile industry, and aims to solve the problem that the automobile pedal force and travel detector cannot be calibrated. A system comprises a pedestal (1), a stayguy sensor (2), a supporting platform (3), a fixed sleeve (4), a force sensor (5), a guide post (7), a sliding sleeve (8) and a lead screw (9). The calibrating system can calibrate numerical values of pedal force and pedal travel of an automobile measured by the automobile pedal force and travel detector.

The invention discloses a portable information consultation device, relates to the field of information consultation, and provides the following scheme for solving the problem that an existing information consultation device is invariable in use due to the fact that the occupied area is large and the self weight of equipment is heavy, the portable information consultation device comprises a box body, a groove is formed in the top end of the box body, and a computer is installed in the groove in a matched mode; connecting rods are installed on the two sides of the computer in a matched mode, a rubber ring is arranged at the bottom end of the box body in a matched mode, the top end of the rubber ring is connected with the box body in a sealed mode, a cavity is formed in the box body, an electric air pump and a control box are installed in the cavity in a matched mode, and an air outlet of the electric air pump is connected with an exhaust pipe in a sealed mode. And an air inlet of the electric air pump is hermetically connected with an air inlet pipe. The information consulting device is novel in structure, compact in structure, small in appearance and convenient to carry and use, and the problem that an existing information consulting device is not changed in use due to the fact that the occupied area is large and the self weight of the device is heavy is effectively solved.

The invention discloses an elastic switch support of a switch button and an electric nail care device. The elastic switch support comprises an elastic force arm and buckling bases, wherein the two tail ends of the elastic force arm extend in the pressing direction of a first switch button to form a profile of which the middle protrudes relative to the two tail ends; transverse connecting arms transversely extend out of the two tail ends of the elastic force arm respectively; the buckling bases are arranged at both tail ends of the transverse connecting arms respectively. The first switch button utilizes the elastic switch support to be fixed to the inner wall, located at a holding concave part, of an upper shell, and the installing operation is facilitated in the manufacturing process; restorable elastic force is provided for the first switch button through the elastic switch support, the elastic switch support is relatively simple in structure, and is easy to assemble, and the producing and manufacturing efficiency is improved; the elastic nail device is attractive in appearance, small in size and portable; through the arrangement of the holding concave part, a user conveniently holds and uses the electric nail care device, and the user experience is improved.

The invention discloses a movement physiotherapy instrument, and a method and device facilitating improving of movement interest. The method comprises the steps that during movement, a three-axis sensor detects three-dimensional position data of a physiotherapy saddle straddled by a user in the movement process in real time; according to the three-dimensional position data, completing of an actioncycle of the user and characteristic information corresponding to the action cycle are determined, and the goodness fit X of the characteristic information and standard information is calculated; andthe goodness fit X serves as the parameter of a preset factor function f(X) to determine the working time C' of a interest control execution unit, wherein the working time C' = the preset time C * the factor function f(X), and the interest control execution unit starts to work for the time C' after the user completes the action cycle so as to improve the movement interest of the user through theworking result of the interest execution unit. According to the movement physiotherapy instrument, and the method and device facilitating improving of the movement interest, using is safe and reliable, the user likes to use the movement physiotherapy instrument by improving the movement interest, and physiotherapy is simultaneously conducted in the movement process, so that the purposes of body building and health improving are achieved.

The present invention is a pulping control circuit for a cordless soymilk machine, which includes a control branch in a base and an execution branch in a machine body, the execution branch includes a motor, a signal detection module and an electromagnetic heating coil; it is characterized in that: The control branch includes excitation winding, resonance control module, resonance capacitor and controller. The resonance control module includes IGBT and IGBT drive circuit. The excitation winding and resonance capacitor are connected to form a high-frequency resonance circuit to output high-frequency electric energy. The controller, resonance control The module and the high-frequency resonant circuit are electrically connected in turn, and the execution branch also includes a magnetized winding corresponding to the exciting winding, the magnetized winding and the exciting winding are electromagnetically coupled to obtain electric energy, and the magnetized winding is electrically connected to the motor and the electromagnetic heating coil to provide execution of crushing, Electricity required for cooking. The above-mentioned motor can obtain starting electric energy without additionally connecting a power plug, and the cup body of the soymilk machine of the present invention does not need a separate power cord plug, which reduces safety hazards such as electric leakage and burn-in.