30results about How to "Take it back in time" patented technology

The invention relates to a variable-diameter hydraulic cutter capable of realizing continuous cutting of sleevings with different diameters through gear and rack transmission in the abandoned well operation process. The technical scheme of the cutter is that an upper joint is connected with a housing by threads; a spraying nozzle is located in a piston push rod and connected with the push rod by the threads; an upper spring, a turning mechanism and a piston are mounted on the piston push rod sequentially and arranged inside the housing; cutter knives are arranged uniformly in the circumferential direction and connected with the housing by hinge pins, gear structures of the upper parts of the cutter knife bodies are meshed with a cylindrical rack, the rack and the gears can transmit, and too large displacement of the cutter knives is limited while the opening degrees of the cutter knives are accurately controlled. According to the variable-diameter hydraulic cutter, the piston and the turning mechanism are pushed by the throttling action, gear and rack transmission is matched so as to realize continuous cutting of the sleevings with different diameters, trip times are reduced, the abandoned well operation time is saved, and the sleeving cutting efficiency and the operation reliability in the abandoned well operation process are improved greatly.

The invention discloses a feeding device. The feeding device includes a floating plate, a rotary motor, a stirring motor and a drive motor, the two sides of the bottom of the floating plate are both evenly provided with three groups of air bags, the rotary motor is mounted at one end of the upper portion of the floating plate, a rotary disc is mounted at the center of the upper portion of the floating plate and is connected with the output end of the rotary motor through a belt, and a feeding pump is mounted at the center of the rotary disc. The feeding device is based on the floating plate, and propellers are driven to rotate through the drive motor so that the feeding device can be controlled to freely move on a water surface; compared with a current fixed feeding device, the feeding device is more flexible to use and can conduct feeding at any position of a fish pond; the feeding device can not only more evenly conduct feeding on the fish pond but also conduct feeding on relatively large fish ponds, so that the application range of the feeding device is wider.

Disclosed is a glove with finger exposing seams and zippers. The glove is a uni-layer or multi-layer glove with the finger exposing seams formed at proper positions and with the zippers arranged at the finger exposing seams. When needed, by opening the zippers, a user wearing the glove can expose part of fingers from the finger exposing seams of the glove to conveniently read, write, input on a computer keyboard and perform various exquisite operations in production, and the user can effectively keep hands warm while working; when the user does not work, the finger exposing seams can be completely closed by the zippers, so that warmth keeping effect is enhanced while the glove is enabled to be smooth and attractive in appearance. An electric heating core can be placed in the glove with the finger exposing seams and the zippers to serve as an electric heating glove. The glove can be used as a labor protection glove.

The invention relates to a medical device, in particular to a multifunctional medical device used in a sickroom and capable of protecting the patients' privacy. The technical problem to be solved is to provide multi-functional equipment which can provide a hidden space for the patient, massage patients, increase the patient's comfort, facilitate dining of the patients and increase the recovery speed of the patients, and can be used in the sickroom and capable of protecting the patients' privacy. According to the technical scheme, the multifunctional medical device used in the sickroom and capable of protecting the patients' privacy is provided. A concealed space is provided for patients by using covering cloth, meanwhile the covering cloth can be timely retracted, a hospital bed is convenient to use, and heating wires are used for keeping the patients warm.

The invention discloses an intelligent clothes hanger capable of being remotely controlled and a working method of the intelligent clothes hanger, and belongs to the technical field of internet of things. An intelligent terminal formed by a singlechip and various sensors is integrated on the clothes hanger, after the intelligent terminal is connected with a mobile terminal through a network, relevant data of the environment where the intelligent clothes hanger is located can be displayed on the mobile terminal, and when the environment has factors which are unsuitable for airing or continuingairing clothes, the clothes hanger can be remotely controlled to extend or retract. The threshold value and related programs can also be preset in the singlechip, and functions of threshold value setting, program internal setting, timing and the like in the singlechip are automatically executed by the singlechip. When pressure monitored by a pressure sensor tends to be stable, it shows that the clothes are aired, and a clothes airing rod can be retracted. The intelligent clothes hanger is reasonable in structural design, automatic operation of the intelligent clothes hanger is realized, and convenience is provided for life of people.

The invention discloses a circumcision stitching instrument. The circumcision stitching instrument comprises a handle, a cutting bin, a driver, a glans penis cover, a nail push disc, a cutting knife, a nail bin, a nail abutting seat, a knife cushion, a push rod and a safety catch, and further comprises a resetting device used for contracting the cutting knife to be reset into the cutting bin. Due to the fact that the resetting device is arranged, it can be guaranteed that after the surgical cutting operation is completed, the cutting knife can be withdrawn into the cutting bin in time and is not exposed out, the circumcision stitching instrument has the advantage of being good in safety, and is more reliable for an medical worker to use, the medical worker does not need to give some attention to considering the safety problem, and the beneficial effect of improving surgical efficiency is achieved.

The invention provides a pollutant treatment device for a production line of an asphalt mixing plant. The pollutant treatment device comprises a stirring tank body used for asphalt stirring processing, supporting legs used for supporting the stirring tank body and a self-cleaning filtering mechanism used for filtering emissions generated in asphalt production. The supporting legs are fixedly installed at the bottom of the stirring tank body, and a driving motor is fixedly installed at the bottom of the stirring tank body. The present invention relates to the field of asphalt processing. The pollutant treatment device for the production line of the asphalt mixing plant solves the problem of pollutants existing in the existing asphalt mixing process; a self-cleaning special structure capableof adapting to a small-aperture filter screen is designed, the problem of blockage of the filter screen can be solved in time, waste materials can be recycled in time, noise of the equipment is reduced, and therefore the problems that a large number of easily-stuck harmful substances are generated by common asphalt stirring and processing equipment, the filtering effect of a large-aperture filterscreen is poor, a small-aperture filter screen needs to be cleaned frequently, and the asphalt production and processing efficiency is affected are effectively solved.

The invention provides an improved sports equipment storage cart. The improved sports equipment storage cart comprises a grab handle, a pull rod, a base, fixable universal wheels, a ball classified storage box structure, a portable anti-mixing badminton tube structure, a treading type inflator pump structure, an automatic washing box structure, an installing base, an inverted L-shaped hanger, a push type switch, a small direct current self-priming pump, a water bucket, a water inflow pipe and a water outflow faucet. Through the arrangement of a sunblock box, a single door, a door handle, single ball racks and a fixing column, balls of various different specifications can be placed in a classified mode, and the balls are conveniently taken; through the arrangement of an inflation gun, an inflation tube, a one-way valve, an air inflow pipe, a compression spring, an air outflow pipe, a rubber barrel, a fixing plate and a pedal, various balls can be inflated, the complex process of takingan inflation tool back and forth is avoided, and the time is saved; through the arrangement of a delivery pipe, a washing box, a motor, bristles, a brush rod, a drainage pipe and a plug cover, ball sports equipment can be completely washed in time after being used.

The invention relates to the technical field of rain shelters and discloses a new energy rain shelter automatically opened in a heavy rain environment. The new energy rain shelter comprises an uprightplate, wherein toothed bars I are rotationally connected with both the front wall and the left wall of the upright plate; a support plate is fixedly connected with the upper part of the upright platein a sleeving manner; a storage battery is arranged at the upper end of the left part of the support plate; a driving device is arranged at the upper end of the storage battery; a driving shaft is arranged between the driving device and the toothed bars I; a through groove is formed in the inner cavity of the driving shaft; a spring tube is arranged at the right part of the inner cavity of the through groove; and a nano material is arranged in the inner cavity of the spring tube. By adopting the new energy rain shelter automatically opened in the heavy rain environment, a photovoltaic panel is impacted by heavy raindrops, a gear is pushed by a pawl to rotate, the rain shelter can be then opened, together with the nano material, contact of a metal head and a metal piece is controlled by the nano material, furthermore, the driving device can be powered on, and the rain shelter is driven to withdraw after the rain stops, so that the effects that the rain shelter is prevented from being opened by mistake in light rain, can be opened in time in heavy rain and can be withdrawn in time when the rain stops, can be achieved.

The invention discloses a device for controlling the safety and emergency retraction of a wind turbine generator system, which comprises a backup power source I, a backup power source II, a backup power source III, a pitch motor I, a pitch motor II, a pitch motor III, a relay I, a relay II, a relay III, and first to ninth relays; The first, fourth, and seventh relays each have two normally open contacts, and the second, third, fifth, sixth, eighth, and ninth relays each have one normally open contact and two normally closed contacts. As that backup power supply for each blade emergency retracting is redundantly design, it can be ensured that even in the case of an abnormal blade backup power supply, and can also be switched to a backup power supply of one of the other two blades accordingto the discriminant condition to perform the emergency oar retraction operation, Ensuring that the unit can be stopped in a safe state is conducive to ensuring that the blades can be recovered in timewhen the unit is in emergency, so as to avoid possible fatal damage to the unit caused by the blades being unable to be recovered in time.

The invention discloses a system design method of a temperature and humidity intelligent clothes drying device. The device comprises a sensing device body and a control main panel with a single chip machine and a stepping motor. A telescopic coat hanger is connected with the control main panel, the single chip machine and the stepping motor are installed in the control main panel, a temperature and humidity sensor is installed outside the control main panel, the control main panel is of a rectangular shape, a power supply socket is connected with the lower part of the right side surface of thecontrol main panel, rhombic telescopic metal racks are installed on the upper parts of the left and right sides of the control main panel, a plurality of clothes poles are installed on the top (the tips of the rhomb) of the telescopic racks on the two sides in the transverse direction and in parallel, and the upper part of the control main panel is connected with a rainshed through the motor. Thedevice has attractive appearance and simple and convenient operation, can monitor outdoor weather conditions in real time and collect clothes in time, and avoids the situation that the clothes are wetted due to human negligence.

The invention relates to the field of building doors and windows, in particular to an anti-theft bay window capable of folding and unfolding a clothes airing rod. The invention provides the anti-theft bay window capable of folding and unfolding the clothes airing rod, aiming at solving the problem that a clothes airing rod arranged in an existing bay window cannot improve the clothes airing efficiency. The anti-theft bay window capable of folding and unfolding the clothes airing rod comprises a bay window inner cavity; the bay window inner cavity is formed in a room wall and extends outwards; fixed window frames are fixedly installed at the bottom and the top of the bay window inner cavity correspondingly; an upward-pushing window is rotationally installed in the fixed window frame at the top; a downward-pushing window is rotationally installed on the fixed window frame at the bottom; and a retractable assembly is arranged in the bay window inner cavity.

The invention relates to a novel intelligent clothes hanger. The novel intelligent clothes hanger comprises a clothes hanger body capable of freely ascending, descending, stretching and retracting, a gravity sensor arranged on the clothes hanger body and a sensor set arranged outside a window, and the gravity change condition of clothes and surrounding environment parameters are monitored in real time; the water evaporation rate of the clothes is indirectly reflected through the change rate of the weight of the clothes, and the drying condition of the clothes is further monitored; meanwhile, the influence of environmental parameters on the drying time of the clothes is considered, and the drying time of the clothes is accurately calculated, so that the clothes can be taken back in time, and the change rate of the weight of the clothes is relatively easy to monitor and continuous to monitor; the clothes drying time can be accurately estimated by monitoring the drying condition of the clothes on the basis of the characterization effect on the drying condition of the clothes and combining with the change of the environment parameters; and the clothes hanger can be automatically retracted to prevent the clothes from being wetted or blown away by the strong wind by monitoring special weather conditions such as rain and strong wind.

The invention discloses a clothes hanger capable of automatically keeping out the rain. The clothes hanger comprises a clothes airing component, a rain shielding component and a transmission component, wherein the rain shielding component comprises a mounting plate; the mounting plate is horizontally and fixedly connected with the side wall of a clothesline pole; a fixed rod is fixedly mounted on the mounting plate through a connecting rod; a mounting rod is rotatably mounted on the mounting plate; a rotating rod is fixedly connected to the mounting rod in a sleeving manner; a folding curtain is fixedly mounted between the fixed rod and the rotating rod; the transmission component is used for controlling opening and closing states of the rain shielding component and comprises a hollow rod; threads are formed in the inner wall of the hollow rod; a piston block is hermetically mounted in the hollow rod in a sliding mode; threads matched with the inner wall of the hollow rod are formed in the side wall of the piston block; and the hollow rod and the rotating rod are in meshing transmission through a plurality of gears. In rainy days, the transmission component can quickly control the rain shielding component to be opened above the clothes airing component, so that it is avoided that clothes are wetted when being not collected in time.

The invention discloses a brightness intensifier with a stable candlelight light source. An intensifier body is included, a light gathering mechanism is arranged on the intensifier body, the light gathering mechanism is used for gathering candlelight of a candle to illuminate locally and preventing the candle from being influenced by external wind, and an adjusting mechanism is arranged in the intensifier body. The adjusting mechanism comprises a supporting block arranged in the intensifier body in a sliding mode, a guide column is fixedly arranged on the supporting block, and a sliding block is fixedly arranged in the guide column. The light source is always located at a stable height in the combustion process of the candle through cooperation of the built-in sliding block and a spring, the view range and dining experience of diners are prevented from being affected, the candle can be retracted in time when a dining table is collided through a balancing weight, accidents caused by toppling of the burning candle are avoided, light of the candle can be stably gathered on the dining table through a built-in light gathering plate, and meanwhile the wind shielding effect can be achieved.