640results about How to "Avoid pouring" patented technology

The invention discloses a handheld dust collector, which is characterized in that a body of the dust collector is internally provided with the spiral two-level tornado dust-air separation structure and a one-level dust cylinder, wherein the spiral two-level tornado dust-air separation structure comprises a first-level cyclone cylinder, a second-level cyclone cylinder, a spiral gas-air separation device arranged at the upper end of the second-level cyclone cylinder and a cyclone cover. The first-level cyclone cylinder and the cyclone cover carry out first-level gas-air separation on primary dust-air getting into the spiral two-level tornado dust-air separation structure, and separated two-level dust-air gets into the second-level cyclone cylinder to receive second-level dust-air separation. The dust collector disclosed by the invention is small in number of components, simple in assembling procedure and high in comprehensive performance of the complete machine. Meanwhile, the spiral two-level tornado dust-air separation structure is small in size, can effectively reduce the space of the machine body, and realizes the maximum dust storage volume.

The invention relates to a bath dewatering apparatus and water temperature adjusting pipe parts. The bath dewatering apparatus and water temperature adjusting pipe parts all comprise: a proportion magnetvalve for adjusting the cold water; a proportion magnetvalve for adjusting the hot water; a T-juntor for merging water; a water temperature sensor; a mixing water pipe; a T-juntor for dewatering; a magnetvalve for draining and a magnetvalve for bathing, wherein the bath dewatering apparatus is also composed of bath injection head, drain pipe and control circuit. When the water temperature in the mixing water pipe which is measured by the water temperature sensor is not among the established +-3degree, the control circuit controles the outflow of the stream in the mixing water pipe from the drain pipe; at the same time the flow rate of the cold and hot water is respectively controlled until the water temperature in the mixing water pipe is among the established +-3degree, the inflow of the stream in the mixing water pipe to the bath pipe is controlled; before using, the user sets the bath temperature, therefore the bath water can be prevented from being over cold or hot, so that the use safety, convenience is ensured with better comfort.

The invention discloses a method to prepare 9-fluorenone with fluorene. Wherein, using dimethyl sulfoxide as solvent, sodium hydroxide as catalyst, oxygen as oxidant and tower filling reactor; cooling and filtering the reacted liquid to obtain 93% coarse fluorenone; distilling liquid and recycling 94% solvent and some coarse fluorenone; refining with oriented crystallization method and obtaining yellow piece 99.8% fluorenone. This method is simple, needs short reaction time, produces no waste water, and convenient to produce in industry.

The invention relates to a method for sampling ultrahigh flow aerosol and a sampler. The sampling method comprises the following steps of: pumping gas containing aerosol particles into the sampler; making the gas flow toward a collecting groove after being sprayed through a nozzle; and deviating the gas flow through the collecting groove, wherein particles with large particle diameters are collected onto a non-woven fabric of the collecting groove, and particles with small particle diameters move along with fluid along a flow line and are collected by a filtering material arranged below the collecting groove. In the invention, an impactor is adopted for capturing larger particles, and the pressure resistance on the filtering material is reduced, so that a vacuum pump with low power can be used, and the size and the weight of the sampler are reduced fundamentally. The invention further provides a method for reducing the pressure resistance of the filtering material by performing factional sampling with the impactor. An ultrahigh flow aerosol sampler which is detachable and is convenient to move is researched and developed by applying the method.

The invention discloses a simple monitoring device for earth surface cracks. The device includes a convergence instrument, a geological compass and two fixed rods, the two fixed rods are located at two sides of an earth surface crack, and a connecting line of the two fixed rods is vertical to an earth surface crack trend; hooks on two ends of the convergence instrument are hung on the tops of the two fixed rods, and the geological compass is close to a steel ruler of the convergence instrument too measure an azimuth angle of the connecting line of the fixed rods; the fixed rods adopt hollow stainless steel tubes, reflective paints are painted on surfaces of upper parts of the stainless steel tubes, and tail ends of the stainless steel tubes are diagonal planes convenient to insert in soil mass; the stainless steel tube and an edge of the earth surface crack of the same side have an interval of at least 1m; the tops of the stainless steel tubes are 0.3 to 0.7m from an earth surface; and the hook of one end of the convergence instrument is extended through a connecting rod. The simple monitoring device for earth surface cracks only needs to firmly hammer the stainless steel tubes into the soil mass, and thus construction is very simple; and the device can be used repeatedly, thereby reducing monitoring cost.

The invention relates to a hybrid vehicle combined type energy management method. The hybrid vehicle combined type energy management method comprises the following steps that high-voltage bus demand power, a torque requirement of a drive motor and a torque requirement of a brake system are obtained through signals such as an accelerator pedal, a brake pedal opening degree and an actual rotation speed of the drive motor and checked maximum charge-discharge power of an energy storage system; a SOC of the energy storage system is corrected based on the checked maximum charge-discharge power of the energy storage system and the bus power; a basic switching strategy based on the upper and lower limitation of the SOC and an engine switching control strategy with trigger-turning-on during high-power requirements and trigger-turning-off during large brake are developed, an improved equivalent fuel consumption minimization strategy is used and important parameters are optimized by self-learningmethod to realize the optimal power distribution; and finally, the engine switching strategy and an energy management strategy are combined. Compared with the prior art, the hybrid vehicle combined type energy management method enables the control of the engine and the drive motor to be more accurate and efficient, and the oil saving potential under the single energy storage system is improved, and the cycle life of a lithium battery pack under the single energy storage system is prolonged.

The invention discloses a photovoltaic power management method, a photovoltaic power management system and a power distribution control device. The photovoltaic power management system comprises a photovoltaic power generation system, a power transmission network, a load, a storage battery and the power distribution control device, wherein one end of the power distribution control device is connected with the photovoltaic power generation system, and the other end of the power distribution control device is connected with the power transmission network, the load and the storage battery. The power distribution control device is used for determining a power distribution scheme matched with a current power supply mode on the basis of the current power supply mode when photovoltaic power inputted by the photovoltaic power generation system is acquired and applying the power distribution scheme to execute corresponding power distribution operations between the storage battery and the power transmission network or the load according to electrification requirements of the power transmission network or power supply requirements of the load. By the photovoltaic power management system, reasonable distribution of photovoltaic power between the storage battery and the load or the power transmission network can be realized according to the current power supply mode and the electrification requirements of the power transmission network or the power supply requirements of the load, and accordingly power supply requirements of users can be met while waste of surplus photovoltaic power is avoided, and photovoltaic power utilization rate is increased.

The invention discloses a multistage compound strengthening and purifying method for a tidal waterway in a coastal city. The method comprises the following steps: at the aim of the requirements of ecological restoration to tidal waterways in coastal cities, regional division is performed on the tidal waterway, and the tidal waterway is divided into a region A, a region B, a region C, a region D and a region E in sequence; a first front setting tank is arranged in the region A, intensifying and clarifying tanks are formed in the region B and the region C, and a plurality of artificial aquatic-plant regions and artificial aeration regions are arranged in the intensifying and clarifying tanks; an ecological restoration and landscape repairing regions are arranged in the region C; porous ecological walls are arranged on the frontiers of the region B, the region C and the region D. The method provided by the invention is also suitable for ecological management to common city river ways, is particularly suitable for ecological restoration and treatment to tidal river courses influenced by sea water in coastal cities, has a remarkable effect for enhancing the landscape function of city river reach, and is classified as a scientific, effective and sustainable environment friendly treatment method.

The invention discloses an adjustable box-type substation, which comprises a base and a box body arranged at the upper part of the base, wherein the upper part of the box body is connected with a head cover; the head cover comprises longitudinal walls and slope walls; the lower parts of the longitudinal walls are fixedly connected with horizontally arranged transverse walls; exhaust outlets are uniformly formed in two groups of longitudinal walls, along the length direction, of the head cover; slide chute sockets are formed in the positions, corresponding to the exhaust outlets, of the transverse walls; wind grid plates are connected to the inside of the slide chute sockets in a sliding manner; grid plate openings which are used in fit with the exhaust outlets are formed in the corresponding wind grid plates; grid plate push rods are arranged on the inner walls of the transverse walls, along the width direction, of the head cover; an output rod of each grid plate push rod is fixedly connected with the end part of the corresponding wind grid plate; and a wind direction sensor is also arranged at the upper end of the head cover. The adjustable box-type substation is compact in structure, reasonable in design, convenient to construct and good in cooling effect.

The invention discloses an automatic bagging machine, and relates to the technical field of packaging machinery. The automatic bagging machine comprises a bag receiving bin mechanism, a bag clamping mechanism, a bag storage, a bag taking mechanism, a bag opening mechanism, a bagging mechanism, a bag shaking mechanism, a bag holding mechanism, a bag opening arranging mechanism, a bag opening guidemechanism and a bag sewing mechanism, wherein the bag shaking mechanism comprise a bag shaking platform which moves up and down in a reciprocating manner and flaps the bottoms of packaging bags sleeving on the bag clamping mechanism, the bag holding mechanism is arranged on one side of the bag shaking mechanism, the bag opening arranging mechanism is used for sorting the bag opening of each packaging bag, and the bag opening of each packaging bag enters the bag sewing mechanism under the guide of the bag opening guide mechanism to be sealed. According to the automatic bagging machine, in the bagging process, bag pouring of the packaging bags can be effectively prevented, the bag opening of each packaging bag is folded into an M shape through the bag opening arranging mechanism when the packaging bag is sealed, so that the opening of the sealing bag forms an end surface, and therefore material loosening of salt bags in the packaging bags cannot be caused in the transportation process.

The invention discloses a box-type substation for dissipating heat by natural wind. The box-type substation comprises a base and a box body, wherein the box body is arranged at the upper part of the base; the upper part of the box body is connected with a head cover; the head cover comprises longitudinal walls and slope walls; the lower part of each longitudinal wall is fixedly connected with a horizontally arranged transverse wall; air outlets are evenly formed in two groups of longitudinal walls, along the length direction, of the head cover; sliding chute sockets are formed in the positions, corresponding to the air outlets, on the transverse walls; wind grid plates are connected with the inside of the sliding chute sockets in a sliding manner; grid plate openings which are matched with the air outlets for use are formed in the wind grid plates respectively; a grid plate push rod is arranged on the inner wall of each transverse wall, along the width direction, of the head cover; an output rod of each grid plate push rod is fixedly connected with the end part of the corresponding wind grid plate; and a wind direction sensor is also arranged at the upper end of the head cover. The box-type substation is compact in structure, reasonable in design, convenient to construct and good in heat dissipation effect.

The invention relates to a bagging device, in particular to a feed bagging device. The feed bagging device saves time and labor, is high in bagging speed, and can prevent feed from being poured out inthe bagging process so that the feed can be saved. The feed bagging device comprises a transverse rod and the like. Supporting rods are mounted at the left end and the right end of the transverse rod. A feeding device is arranged between the upper parts in the supporting rods on the left side and the right side. A discharging part of the feeding device is provided with a clamping device. The clamping device is located below the feeding device. According to the feed bagging device, through the clamping device, the feed is bagged without bag holding by operators; and a blocking block and a baffle can prevent the fact that the feed falls out during bagging resulting in waste, so that the effects that the time and labor are saved, the bagging speed is high, and the feed can be prevented frombeing poured out in the bagging process so that the feed can be saved are achieved.

The invention discloses a reverse osmosis water processing method and a reverse osmosis drainage system in a construction period of a concrete faced rockfill dam. A drainage blind material is arranged in a horizontal interface between a transition area and an upstream rockfill area, a sleeving is connected with one side, arranged on the upper stream, of the drainage blind material, the other side of the sleeving is connected with a horizontal drain pipe with a one-way water stop valve, connection threads are respectively arranged outside two ends of the horizontal drain pipe, the other side of the horizontal drain pipe is connected with a drainage hose, the other end of the drainage hose is placed in a water-collecting well, and a vertical drain pipe is further arranged. The reverse osmosis water processing method and the reverse osmosis drainage system in the construction period of the concrete faced rockfill dam are particularly applicable for reverse drainage in the construction period of the concrete faced rockfill dam, wherein the concrete faced rockfill dam is deep in foundation excavation of riverbed section toe boards, and long in upstream bedding filling construction period, and a dam body needs flood crossing and water retaining.

The invention provides a moistureproof insect-prevention movable outdoor power distribution cabinet, and the cabinet comprises a cabinet body, a rainproof cap, a pedestal, a first door plate, a second door plate, and a trundle. The cabinet body has three structures: an external structure, a central structure, and an internal structure, wherein the external and internal structures are made of stainless steel, and the central structure is made of cement mortar. The top of the cabinet body is shaped like a miniature arc, wherein the central part of the top is high and the periphery of the top is low. The center of the top of the cabinet body is provided with a first cable hole for arranging a cable. The rainproof cap is fixed at the top of the cabinet body through a bolt. A side of the rainproof cap is provided with a second cable hole for arranging a cable, and the inner ring of the second cable hole is provided with a rainproof pad. A side of the cabinet body is provided with a plurality of heat dissipation holes, and the lower notches of the heat dissipation holes are shaped like a flat and long D, and arranged in a rectangular matrix. An insect-prevention net is disposed at the position of the heat dissipation holes on the inner wall of the cabinet body. The cabinet is novel in structure, and is reasonable in design. The heat dissipation holes can effectively prevent rainwater from entering into the cabinet body. The interior of the pedestal is provided with a drying agent, and the moisture in the cabinet body can be discharged timely.

The invention relates to a heavily polluted river habitat reconstruction process, which comprises the following steps of sequentially dividing a heavily polluted river flowing through cities and towns into a primary purification section, an intensified purification section and a stability maintenance section from two ends to the center by region; clearing bottom sediment and reconstructing riverbeds; arranging a water flow slow down device on the primary purification section; arranging a porous ecological wall between the stability maintenance section and the intensified purification section; arranging a plurality of artificial seaweeds sections and a plurality of artificial aeration sections in the intensified purification section; planting variety of submerged plants on the riverbed of the stability maintenance section; when the water level of the stability maintenance section is maintained in 1.3-1.8m, arranging a three-dimensional ecology platform on a water surface, planting floating-leaved plants on the bottom part of a water body, and stocking variety of fishes and snails in the water body. The method provided by the invention is applied to ecological management of common rivers, especially ecological management of tidal waterway city heavily polluted rivers, and is a scientific, effective and environment friendly management method with sustainable development.

The invention discloses a light emitting diode and a manufacturing method therefor. The light emitting diode comprises a light emitting epitaxial laminated layer, an ohmic contact layer, an extending electrode, a transparent insulating layer, and a bonding wire electrode, wherein the upper surface of the light emitting epitaxial laminated layer is divided into an ohmic contact region and a non-ohmic contact region; the ohmic contact layer is positioned on the ohmic contact region of the light emitting epitaxial laminated layer; the extending electrode is formed on the ohmic contact layer, and at least partially extends towards the edge of the ohmic contact layer until reaches the non-ohmic contact region of the light emitting epitaxial laminated layer to be in contact with the upper surface of the light emitting epitaxial laminated layer; the extending electrode and the upper surfaces of the exposed ohmic contact layer and the light emitting epitaxial laminated layer are covered with the transparent insulating layer; a current channel is formed in the transparent insulating layer, and is connected with the extending electrode; the projection in the light emitting epitaxial laminated layer is positioned in the non-ohmic contact region; the bonding wire electrode is positioned on the transparent insulating layer and conducted with the extending electrode through the current channel; the projection in the light emitting epitaxial laminated layer is positioned in the non-ohmic contact region; when current is injected, the current rapidly flows towards the ohmic contact region of the light emitting epitaxial laminated layer along the current channel below the bonding wire electrode, so as to prevent the active layer below the bonding wire electrode from being injected with current to cause light emitting.

The invention discloses a high voltage isolator electrified oil lubricator. The main body of the oil lubricator is an insulating box lubricator (1) with an insulating rod (2), an oil outlet nozzle (41) on the box lubricator (1) is connected with an oil outlet pipe (4) inside the box lubricator; the oil outlet pipe (4) is provided with a fixed piston (5) and a moveable cylinder body (6); the bottom surface of the moveable cylinder body (6) is provided with an oil inlet hole (61); an oil inlet spring (62) and an oil inlet steel ball (63) are arranged between the fixed piston (5) and the oil inlet hole (61); the piston (5) is provided with an oil outlet (51); an oil outlet spring (52) and an oil outlet steel ball (53) are arranged between the oil outlet hole (51) and the oil outlet pipe (4); a pull rod (7) arranged outside the moveable cylinder body (6) is connected with a lever (8); and the lever (8) is connected with an oiling handle (3) through an insulating pull rod (10). The oil lubricator completes oiling lubrication to a high voltage isolator under the electrified state, brings the convenience to state maintenance, and reduces abnormal power failure.

The invention discloses a fertilizing and pesticide spraying device for vegetable planting. The device comprises a base, a stirring motor is mounted in the base, a limit mounting groove is mounted atthe upper end of the base, a water tank is mounted in the limit mounting groove, an revolving shaft is mounted in the water tank, the lower end of the revolving shaft penetrates through the bottom ofthe water tank and the limit mounting groove to be rotationally connected with an output shaft of the stirring motor, a tank cover is mounted at the top end of the water tank, a waterproof tank is mounted on one side of the limit mounting groove, a water pump is mounted at the upper end of the waterproof tank, a rotating platform is mounted on one side of the water pump, a rotating motor is mounted in the waterproof tank, an output shaft of the rotating motor penetrates through the top of the waterproof tank to be rotationally connected with the rotating platform, a telescopic rod is mounted on the rotating platform, and a sprayer is mounted at the upper end of the telescopic rod. The seeder solves the problems of high labor intensity, inconvenience in operation, uneven spraying and low spraying efficiency of existing spraying devices.

The invention provides a flooded evaporator and a water-cooled air conditioning unit with the same. The flooded evaporator comprises a casing, a gas outlet and a ventilated liquid baffle board, wherein the gas outlet is arranged on the casing, the ventilated liquid baffle board is opposite to the gas outlet and arranged in the casing, the side of the ventilated liquid baffle board is connected with the inner wall of the casing to form a gas cavity and a gas-liquid mixing cavity, the gas cavity is located above the ventilated liquid baffle board, the gas-liquid mixing cavity is located below the ventilated liquid baffle board, and the cross section of the ventilated liquid baffle board is in axial symmetry along the axis of the gas outlet. According to the flooded evaporator, splashed liquid refrigerants when the flooded evaporator is in a sway state can be prevented from entering a compressor through the gas outlet by the aid of the ventilated liquid baffle board, moreover, the cross section of the ventilated liquid baffle board is in axial symmetry along the axis of the gas outlet so that gases in the gas-liquid mixing cavity can uniformly pass through the ventilated liquid baffle board to enter the gas outlet at the sway state, and the safety and stability of an air-conditioning system with the flooded evaporator in the application to sway environments like on ships can be improved.

The invention discloses an internal circulating air cooling device which comprises a cooling chamber, wherein the cooling chamber is provided with a feeding hole and a discharging hole and has an insulation function, an internal circulating variable frequency fan is arranged above the cooling chamber, a mesh belt drive system is arranged at the bottom of the cooling chamber, an air inlet and two air outlet pipes are arranged below the internal circulating variable frequency fan, an upper port of the air inlet is communicated with the air outlet pipes, a lower port of the air inlet is communicated with the top of the cooling chamber, the two air outlet pipes are positioned on the left side and the right side of the cooling chamber, respectively, a heat resistor is arranged at the root part of the air outlet pipe on the right side, a heat radiating device cooled by air around the heat radiating device, a plurality of parallelly arranged heaters, an upper air spraying cavity and a lower air spraying cavity are sequentially arranged inside the cooling chamber from top to bottom, the upper air spraying cavity is communicated with the air outlet pipe arranged on the right side of the cooling chamber, and the lower air spraying cavity is communicated with the air outlet pipe arranged on the left side of the cooling chamber.

The invention discloses a method for bagging of materials, and relates to the technical field of material bagging. The method includes the steps of a receiving step, a blanking step, a bagging step, abag taking step, a bag opening step, a bag sleeving step, a bag shaking step, a bag holding translation step, a bag opening finishing step and a bag opening sewing step. According to the method for the bagging of the materials, in the process of the materials being packed into a packing bag, the bottom of the packing bag is continuously flapped, at the same time, bag shaking is carried out on thepacking bag to make the materials in the packing bag more compact; and the bag opening of the packing bag is folded and arranged after the packing is completed to make the bag opening form an end face, so that stacked salt packets are not prone to disperse materials in the transportation process.

The invention discloses a manufacturing method of a copper-cladded ladder hole of a ladder surface and application of the manufacturing method and belongs to the field of production and manufacturing of a circuit board. The manufacturing method of the copper-cladded ladder hole of the circuit board ladder surface comprises the following steps: before manufacturing an outer-layer circuit, sealing the ladder hole in the circuit board; and after finishing the outer-layer circuit, opening a core plate and leaking the ladder hole. The phenomenon that an etching solution is filled into the ladder hole when the outer-layer circuit is produced by a post-procedure is avoided and the problem that copper of a ladder position is corroded by the etching solution is solved.