45results about How to "Guaranteed waste" patented technology

The invention provides a quasi-three-dimensional automatic measurement system for wind tunnels of an atmospheric boundary layer, relating to a quasi-three-dimensional automatic measurement system. The quasi-three-dimensional automatic measurement system is used for solving the problems that the continuous multipoint measurement and automatic motion of a velocity rod can not be realized because the existing large-sized wind tunnel mobile control equipment is relatively few in category and complicated in structure, automatic equipment is mostly imported from abroad, high in cost and inconvenient in popularization and application, and own equipment is mostly equipment of manual control. The quasi-three-dimensional automatic measurement system comprises a forward-backward moving device and an upward-downward moving device; the upward-downward moving device is arranged in the forward-backward moving device; a first forward-backward moving mechanism and a second forward-backward moving mechanism are arranged at the two sides of a forward-backward moving bracket in parallel; an upward-downward moving bracket is arranged in the forward-backward moving bracket; and a first upward-downward moving mechanism and a second upward-downward moving mechanism are arranged at the two sides of the upward-downward moving bracket in parallel. Support frame length adjustment members and measuring rod support mechanism length adjustment members are adjustable within a certain range of length and can carry out leveling to a certain degree. The quasi-three-dimensional automatic measurement system is applicable to the automatic measurement of the wind tunnels.

The invention provides an automatic food heating and vending machine comprising an automatic food heating and vending machine body and a food heating system, wherein the food heating system is built in the automatic food heating and vending machine body and is used for automatically heating food. By means of the technical scheme of the invention, no matter a consumer purchases food in any form, the food can be automatically heated, moreover, the operation is simpler and safer, and the heated food can be obtained more quickly and directly, thereby improving the consumer experience and reducing the heat preservation energy consumption at the same time.

The invention provides a short wave communication system power automatic control method which includes that 1 a transmitting end transmits two bandwidth chirp signal sequences with opposite adjusting frequencies at intervals and sequentially transmits modulated data frames according to the sequence of the time interval; 2 a receiving end samples and receives the signals according to a time slot, then conducts cross-correlation with local chirp signals, detects the size and the excursion of the relevant peak value and conducts synchronous control and gain adjustment. The good characteristics of accurate self correlation, wide frequency spectrum and good peak uniform rejection ratio of the chirp signals are utilized, the transmitting end selects optimum transmitting power to ensure that the signals can be transmitted to the receiving end and reach a detection threshold, the transmission power is not wasted too much, and power interference on peripheral nodes is reduced. The receiving end estimates the optimum receiving gain quickly according to the two received pioneer chirp signals and can effectively feed the gain back to the transmitting end.

The invention provides a dynamic resource management method based on a sliding window. A set phi of available resource ri in a definition system comprises a common resource pool phi base and an excellent resource pool phi very important person (vip), and common resources and excellent resources are respectively stored in the common resource pool phi base and the excellent resource pool phi vip; a set of a task tj with a k priority level is psi k, the task tj is defined as an important task or a common task according to priority levels of tasks; a sliding window size omega is defined to indicate a proportion of the excellent resources contained in the excellent resource pool in the whole resources, omega epsilon (0,1); i=1, 2, ...n, j=1, 2, ...m, wherein n and m are both natural numbers; task scheduling is conducted periodically, when each task scheduling period is over, a resource situation contained in the common resource pool phi base and the excellent resource pool phi vip is judged according to values of a flag bit F vip and an F base, and the sliding window size omega is adjusted; the sliding window size omega is used for adjusting the resources contained in the common resource pool phi base and the excellent resource pool phi vip, and by dynamic refreshing adjustment of the sliding window size, the resources contained in the common resource pool and the excellent resource pool are adjusted, and a relation between supply and demand of the resources and the tasks is adjusted.

The invention belongs to the field of glasses accessory manufacture technology, in particular to the manufacture method of elastic hinge housing of glasses, which has simple process, good material generality and higher material utilization rate to overcome the disadvantages of prior art, such as complicated manufacture method, poor material generality and low material utilization rate. The manufacture method comprises the following steps: changing the raw material for manufacturing elastic hinge housing of glasses rod material into metal wire material; cutting the selected wire material segment by segment to obtain a plurality of housing blanks corresponding to the length of the hinge housing; clamping the housing blanks by a plurality of fixtures on a rotary disc combined machine tool one by one; and feeding the housing blanks to each work position stepwise to achieve processing. Compared with prior art, the method has the advantages of high quality of the elastic hinge housing, good generality and high utilization rate of the metal wire, continuous and automatic production and greatly improved production efficiency.

The invention discloses a wet tissue non-woven fabric humidifying device. The device comprises a base, the upper end of the base is fixedly connected with a liquid containing tank, and two sides of the liquid containing tank are both fixedly connected with two supporting racks; first rotary shafts are rotatably connected with the two supporting racks, the two first rotary shafts are respectively and fixedly connected with first fabric rollers and second fabric rollers, and the upper end of the base is provided with a drive motor; the side wall of the base is provided with a worm, the drive motor is in transmission connection with the worm through a first transmission mechanism, and each first rotary shaft is in transmission connection with the worm through a second transmission mechanism;the upper end of the liquid containing tank is hinged to a tank cover, the left and right side walls of the liquid containing tank are respectively provided with a feed inlet and a feed outlet, and the side wall of the liquid containing tank is provided with a liquid outlet; the liquid outlet is internally in threaded connection with a seal plug, and the two side walls of the feed inlet and feed outlet are both fixedly connected with guiding mechanisms. According to the wet tissue non-woven fabric humidifying device, the redundant drug liquid is squeezed and recycled for cyclic utilization, and the drug liquid waste is reduced.

The invention discloses a positive-pressure joint for needleless medicated transfusion, belonging to the field of medical apparatus and instruments. The positive-pressure joint comprises a rubber plug inner core, a hollow rubber plug, a connecting tube socket and a shell of which the upper and lower ends are through, wherein the connecting tube socket and the lower end of the shell are in connected in a sleeving mode, and a horizontal flow guiding groove, which divides the bottom face of the internal wall of the connecting tube socket horizontally and equally, and two exhausting through holes, which are correspondingly located at the two sides of the horizontal flow guiding groove, are formed in the bottom face of the internal wall of the connecting tube socket; a transfusion tube is inserted to the middle part of the horizontal flow guiding groove; a rubber plug shell which is coaxial with the shell is arranged in the shell, the top face of the rubber plug shell is lower than the top face of the shell, the hollow rubber plug is coaxially located in the rubber plug shell and is supported by the bottom face of the internal wall of the rubber plug shell, sealing structures are respectively formed between the outer circumferential wall of the hollow rubber plug and the inner circumferential wall of the shell and between the outer circumferential wall of the hollow rubber plug and the inner circumferential wall of the rubber plug shell, and two exhausting pipes are further arranged at the bottom of the rubber plug shell and are connected with the two exhausting through holes correspondingly in an inserting mode; at least one longitudinal flow guiding groove which can be communicated with the horizontal flow guiding groove is formed between the radial direction of the outer circumferential wall of the rubber plug shell and the radial direction of the inner circumferential wall of the shell.

The invention discloses a novel feed trough device capable of being used wetly and dryly. The novel feed trough device comprises a plastic barrel, a barrel cover, a locating frame and a stainless steel bottom basin, wherein the locating frame is erected on the stainless steel bottom basin, a water inlet pipe is installed on the side face of the locating frame, the plastic barrel is fixed in the locating frame, a feed discharge adjusting rod provided with a protruding block penetrates through the upper portion of the plastic barrel, an adjuster is suspended below the protruding block, and the barrel cover is arranged on the top of the plastic barrel. A feed trough is arranged in the middle of the stainless steel bottom basin, and water troughs are arranged at the two sides of the stainless steel bottom basin. According to the novel feed trough device, the stainless steel bottom basin is used, so that the device is firm and durable; the stainless steel bottom basin is provided with both the feed trough and the water troughs so that the device can achieve multiple functions and can be used wetly and dryly; the plastic barrel with the conical angle design and the water inlet pipe uninterruptedly supply feed and water to the feed trough and the water troughs respectively, so that the feed and the water are kept fresh, clean and sanitary, and growth of pigs is facilitated; since the feed discharge adjusting rod and the adjuster are installed in the plastic barrel, discharged feed can be limited accurately, minimum feed waste is guaranteed, the labor amount of feeders is reduced, labor cost is lowered, and benefits are increased.

The invention provides a suction type ore dissolving acid mist spray tower, comprising a liquid storage tank and a tower body, wherein the bottom of the tower body communicates with the top of the liquid storage tank through a first liquid conveying pipe; a gas box is arranged in the tower body, a plurality of gas outlet pipes communicate with the top surface of the gas box, and the bottom of thegas box communicates with a gas outlet of a first gas pump through a first gas pipe; a water curtain disc is arranged above the gas outlet pipes, a first water curtain formed by the water curtain disccorresponds to each gas outlet pipe, and a second water curtain is formed to cover all the gas outlet pipes; the water curtain disc communicates with a second liquid conveying pipe, the second liquidconveying pipe communicates with a water outlet of a booster pump, and a water inlet of the booster pump communicates with the liquid storage tank; and a second gas pump is installed on one side of the tower body, and a gas inlet of the second gas pump communicates with the interior of the tower body through a second gas pipe. According to the invention, acid mist can be purified in a water curtain mode, filtering and purifying effect is guaranteed, recycling can be achieved, and cost is reduced; and in addition, the modes of pressurized gas supply and negative pressure suction are adopted, movement of gas is accelerated, and therefore, filtering efficiency is improved.

The invention discloses a machine tool chip rolling device for machining. The machine tool chip rolling device comprises a chip rolling assembly and a barrel body, wherein the chip rolling assembly is used for transporting and rolling chip wires and the like generated by machining parts on a machine tool; a first cavity is formed in the barrel body; and the barrel body is used for collecting and secondarily machining the chip wires transported by the chip rolling assembly and is connected with the chip rolling assembly through a discharge port formed in the chip rolling assembly. According to the machine tool chip rolling device, through cooperative work of a rotary barrel, a driving component and a plurality of through holes formed in the rotary barrel, when the chip wires reach the interior of the rotary barrel from the chip rolling assembly, the rotary barrel rotating at a high speed drives the chip wires to rotate, residual cooling liquid on the chip wires falls onto the inner side wall of the barrel body through the through holes under the action of centrifugal force, is collected on a water tank under the action of a scraper and then flows out through a water outlet, so that the residual cooling liquid on the chip wires is collected and reused, unnecessary resource waste is guaranteed, and the cost is reduced.

The invention discloses a multifunctional garlic-garden flowerpot. An inner cylinder divides an outer cylinder vertically and horizontally into three spaces, namely a water storage region, an inner planting region and an annular planting region; a hollow stand column with the surface covered with a felt sleeve is arranged in an outer cylinder, stretches out upward from an opening of the inner cylinder and is internally provided with a water absorbing wick; the outside of the outer cylinder is provided with a capillary-opening water-retaining layer and a spiral shallow groove, and the spiral shallow groove is internally provided with a number of knock-off holes inwards and obliquely. The flowerpot is characterized in that an open cylinder body with the inner layer and the outer layer separated from each other has a scientific structure, is compact and novel and has a ingenious design, the flowerpot combines the functions of a vegetable garden and a normal flowerpot, the spiral shallow groove is flexibly provided with the knock-off holes, space is made full use of, and the flowerpot has many planting functions. The water storage region can collect residual water from the process of watering flowers, prevent mosquitoes, and reduce environmental sanitation pollution and water resource waste phenomena, and the capillary-opening water-retaining layer is made full use of to make soilkeep moist and prevent the occurrence of withering and death. The multifunctional garlic-garden flowerpot has outstanding environmental protection performance, a low-water-level indication function inthe water storage region and good creativity and is convenient to use and suitable for home use.

The invention discloses a circle-bending machine special for a single-stranded lead wire. The circle-bending machine is composed of a handle connection part and a circle-bending machine part. The circle-bending machine is characterized in that a circle-bending column is arranged at the right end of the circle-bending machine part; L-shaped steel wires are welded on the circle-bending column; and the right end of the handle connection part is connected with the left end of the circle-bending column. The circle-bending machine has the advantages that the condition that the size of the bent circle of the single-stranded lead wire is not coincident to the actual needed size can be avoided, and further the attractiveness and the practical applicability of the bent circle can be ensured. In addition, according to the circle-bending machine, the speed for bending circles is increased, the quality of the bent circles is ensured, the labour intensity of operators is reduced, and the physical strength of the operators is saved, thus the working efficiency is increased greatly.

The invention discloses a multifunctional environment-friendly lunch box with an intelligent temperature control function. The multifunctional environment-friendly lunch box comprises a lunch box bodyand a top cover. The lunch box body is composed of the top cover and a containing bin, the top of the containing bin is rotationally connected with the top cover through a hinge, and a heat separation plate is clamped and fixed in the containing bin. According to the multifunctional environment-friendly lunch box, when a user needs to carry out heat preservation on food, a control switch is powered on, a temperature sensor can detect the temperature in the lunch box body; when the temperature is lower than 45 DEG C, the temperature sensor can transmit data to a temperature controller, and thetemperature controller can make a heating plate to heat a food storage box; when the food storage box is heated to 70 DEG C, the temperature sensor can transmit data to the temperature controller, and the heating plate is made to stop working. The intelligent temperature control device can carry out scientific and reasonable heating according to the temperature condition of food, and meanwhile electric energy waste can be avoided.

The invention discloses an energy-saving management system for a pit-free elevator, relates to the technical field of automatic control of elevators, and solves the technical problems of energy consumption and intelligent management of the pit-free elevator, a pit of the elevator refers to a hoistway part below the ground of a bottom layer of the elevator, and the pit-free elevator can be directly mounted on a ground finishing surface, so that the energy consumption of the pit-free elevator is reduced. No civil engineering pit needs to be reserved, the strong-drive elevator can be used as a pit-free elevator, the principle of the strong-drive elevator is forced upward pulling type lifting, and therefore in the elevator running process, as long as an internal box does not make contact with the ground, the whole elevator box can be in the stress and energy consumption state all the time, and the whole elevator needs buffering treatment; the invention provides a pit-free type elevator energy-saving management system, and the pit-free type elevator energy-saving management system adjusts an elevator to be in an unmanned state and to be always located at the bottom of an elevator room. The minimum energy consumption of the whole elevator and the minimum abrasion of the whole elevator when the elevator does not run are ensured.

The invention discloses a low-temperature automatic heating handheld three-proofing tablet personal computer, and relates to the technical field of tablet personal computers, the low-temperature automatic heating handheld three-proofing tablet personal computer comprises a protective shell and a tablet personal computer body, a movable plate is movably sleeved with the protective shell, springs and damping sleeves which are evenly distributed are fixedly connected between the protective shell and the movable plate, and the tablet personal computer body is located above the movable plate. According to the low-temperature automatic heating handheld three-proofing tablet computer, through cooperative use of the movable plate, the heating equipment, the external standby power supply and the temperature sensor, after the protective shell and the tablet computer are assembled and fixed, the tablet computer can be heated automatically; the heating device can correspond to the back face of the tablet personal computer under the action of the movable plate, when the temperature sensor outside the external standby power supply detects that the environment temperature is too low, the external standby power supply can be started and supply power to the heating device, the heating device heats the back face of the tablet personal computer, and the working environment of the tablet personal computer is guaranteed.