32results about How to "Increase inhalation rate" patented technology

An embodiment of the invention provides a material measuring method and device, a dust collector and a control method of the dust collector, belongs to the technical field of electron, and solves theproblems that the cleaning rate of the dust collector is affected as cleaning surface materials are different in the prior art. The method is applied to the material measuring device arranged in the dust collector, the device comprises an ultrasonic transmitter and an ultrasonic receiver, the method includes the steps: transmitting ultrasonic waves to a cleaning surface; receiving reflection wavesof the ultrasonic waves; determining noise reduction rate corresponding to the cleaning surface materials through peak values in the reflection waves according to a preset relationship; adjusting rotating speed of a dust collector motor according to the noise reduction rate. The method is applicable to material measuring processes.

The invention provides a side-suction upward-discharge type range hood, and relates to the technical field of range hoods. A volute of a traditional range hood is positioned on the interior of a shell or the upward side of the interior of the shell, and greases are seriously accumulated on the shell and a volute component, thus cleaning is troublesome, the greases in the lampblack are difficult to filter, and the lampblack suction effect is poor. The range hood provided by the invention comprises a smoke inlet box and a blower component, and is characterized in that the smoke inlet box comprises a front plate and a rear plate, and a vertical smoke inlet chamber is formed in the smoke inlet box; the smoke inlet chamber is located between the front plate and the rear plate and opened upwards, a smoke inlet communicated with the smoke inlet chamber is formed on the lower end of the front plate, the outer side of the front plate is provided with a rotation panel which can open or close the smoke inlet, a smoke collection box is arranged above the smoke inlet box, a smoke collection chamber communicated with the upper port of the smoke inlet chamber is formed in the smoke collection box, the blower component is vertically arranged on the one side of the smoke collection chamber, and comprises an air inlet and an air outlet, and the air inlet is communicated with the smoke collection chamber. The range hood provided by the technical scheme has a good effect on filtrating greases, thus generating less influence on the blower component; and the discharge is environmentally-friendly, the efficiency of lampblack discharge is high, and the volume is small.

The invention discloses an active feeding hopper and a feeding method. The active feeding hopper is characterized by comprising a stock bin, a material collecting rotating wheel and a first driving mechanism; the stock bin comprises a blanking area, a material collecting area and an inclined plane, the blanking area is higher than the material collecting area, and the inclined plane is connected with the blanking area and the material collecting area; the material collecting rotating wheel is connected with the stock bin at a vertical or inclined set angle and is connected with a first drivingmechanism; a lower edge of a circumferential wall of the material collecting rotating wheel is arranged in the material collecting area and connected with a lowest edge of a slope; and a plurality ofblades are arranged on the circumferential wall of the material collecting rotating wheel. The active feeding hopper and the feeding method have the advantages of being compact in structure, stable in operation and high in working efficiency.

The invention discloses a hanging head provided rod feeding system achieving active feeding. The system comprises a base, a hopper portion, a conveying portion and a controller. The hopper portion andthe conveying portion are arranged on the base. The hopper portion comprises a bin, a collection rotating wheel and a first drive mechanism. The bin comprises a falling area, a collection area and abevel. The falling area is higher than the collection area, and the bevel is connected with the falling area and the collection area. The collection rotating wheel is perpendicularly or obliquely connected with the bin by a set angle and is connected with the first drive mechanism. The lower edge of the circumferential wall of the collection rotating wheel is arranged on the collection area and isconnected with the lowest edge of the bevel. Multiple blades are arranged on the inner circumferential wall of the collection rotating wheel. The conveying portion comprises a rotating disc, a mounting seat and a second drive mechanism. The rotating disc is arranged on the falling area and is horizontally and obliquely arranged on the mounting seat by a set angle. The system has the beneficial effects that modular design is achieved, the structure is compact and coordinated, running is stable, work efficiency is high, and the diversified requirements of clients for the feeding system are met.

The invention discloses a device for feeding a rod with a lifting head. The device comprises a hopper, a rotating disc and a driving mechanism, wherein a rotating shaft for connecting the rotating disc and the driving mechanism is arranged on the mounting plate of the hopper; the mounting plate is provided with an annular sealing ring on the inner side of the hopper; an arc-shaped groove is formedin the bottom of the annular sealing ring; gas sucking holes are formed in the arc-shaped groove and the mounting plate in a communicating manner; a confirmation gas sucking hole is formed in the topof the annular sealing ring; material sucking holes communicated with the gas sucking holes and the confirmation gas sucking hole in a one to one correspondence manner are formed in the rotating disc. The device is characterized in that a shifting groove is formed in the rotating disc; the material sucking holes are stepped holes; the gas sucking holes and the confirmation gas sucking hole are connected with a gas source pipeline; the driving mechanism is a geneva wheel driving mechanism of which the center distance can be adjusted; the gas source pipeline and the driving mechanism are electrically connected with a control unit; a shifting mechanism is arranged inside the hopper. The device has the advantages that a plurality types of rods with lifting heads can be fed into the material sucking holes with a high probability at correct postures, are retained in the material sucking holes, and are further accurately positioned and conveyed to a discharge position.

The invention provides a high-performance mesh screening-type nebulizer, and belongs to the field of medical apparatus and instruments. The high-performance mesh screening-type nebulizer comprises a medicine liquid tank (1), a medicine liquid cover (5) to seal the medicine liquid tank (1), a mask joint (2), a separating plate, a mist storage tank body (3) and a detachable pedestal connected to thelower part of the mist storage tank (3). The medicine liquid tank (1) and the mask joint (2) are arranged on the separating plate, and are detachably connected to the mist storage tank (3) through the separating plate. The medicine liquid tank (1) can make the medicine liquid formed into medicine liquid particles with the MMAD value less than 5 micron, the medicine liquid particles are deliveredinto the mist storage tank body (3) and then inhaled by the patient via the mask joint (2). The high-performance mesh screening-type nebulizer provided by the invention is a nebulizing and inhaling device suitable for nebulizing and inhaling of children and adults. The device has the characteristics of high nebulizing-inhaling rate, low working noise, low use cost, high convenience, etc.

The invention relates to an upper air inlet combustor which comprises a base, wherein the base is provided with a concave cavity of which the opening is upwards and which is used for containing at least one first ejector; a first ejection channel which is arranged on the base and is in fluid connection with the base and the first ejector; a primary air channel which is arranged on the base; a burner cap and a transmission channel which are arranged on the base, and is characterized in that the first injection channel comprises a central cavity located in the center and a peripheral cavity surrounding the central cavity, an inlet of the central chamber is opposite to the first ejector, and the peripheral chamber is used for uniformly surrounding the primary air at the periphery of the central chamber. Compared with the prior art, the upper air inlet combustor has the advantages that by the sandwich structure design of the first injection channel, the gas in the center cavity can be better and more directly mixed with the primary air in the peripheral cavity, the uniformity of the primary air evenly distributed at the periphery of the center cavity is further improved, the primary air suction rate is increased, and meanwhile the phenomena of yellow flames and firepower weakness which are likely to occur during combustion are avoided.

The invention discloses an ambroxol hydrochloride solution for inhalation, which is characterized in that: every 100mL of solvent contains 0.15-0.3g of ambroxol hydrochloride, a surfactant whose mass is 4-6% of ambroxol hydrochloride and an appropriate amount of antioxidant and preservatives, the pH value of the solution is 4.6-5.8, wherein the solvent is selected from water for injection, physiological saline, and isotonic glucose solution. The ambroxol hydrochloride solution for inhalation of the present invention is sprayed into the oral cavity of a patient to form an aerosol, which directly enters the respiratory tract, has a high inhalation rate and a high local concentration, achieves safe and targeted treatment purposes, and effectively promotes the discharge of sputum in patients. The dosage is small, the drug effect is high, and the safety and stability are good, it is not easy to be polluted or oxidized and deteriorated, and the storage time is long.

The invention discloses a water conservancy flushing caisson construction equipment, which comprises a base, a storage tank, a sludge pump, a well wall and a high-pressure nozzle. A storage tank is fixed above the base, and a base on one side of the storage tank is installed with For the water pump, a well wall is arranged at the middle position above the base, a horizontal plate is fixed on the top of the well wall, a tee joint is installed at the middle position above the transverse plate, and a Drainage pipe, a sludge pump is fixed above the horizontal plate on one side of the tee joint, a sludge pipeline is installed at the output end of the sludge pump, an electric telescopic rod is installed at the middle position below the horizontal plate, and an electric telescopic rod is installed on the electric telescopic rod. Two E-shaped branch pipes perpendicular to each other are installed at the end away from the horizontal plate, and a pressure pump is installed on the outer wall of one side of the filter pool. The invention not only improves the working efficiency of washing and sinking, but also avoids the sedimentation phenomenon of the sludge after washing, improves the utilization efficiency of water resources, and saves water resources.

The invention provides a stable ambroxol theophylline acetate solution for inhalation and belongs to the field of chemical pharmaceuticals. The stable ambroxol theophylline acetate solution comprises theophylline acetic acid, ambroxol hydrochloride, a surfactant, an antioxidant, and a preservative. Furthermore, 100 ml of solvent contains 0.1-0.3 g of theophylline acetic acid, 0.1-0.3 g of ambroxol hydrochloride, and the surfactant accounting for 3-6% of the theophylline acetic acid by weight, and pH of the solution is 2.0-5.8. The stable ambroxol theophylline acetate solution for inhalation in the invention is good in stability and long in storage time. This solution may have no significant change in active ingredients after being stored at room temperature for one year.

The invention discloses a device for feeding a rod with a lifting head. The device comprises a hopper, a rotating disc and a driving mechanism, wherein a rotating shaft for connecting the rotating disc and the driving mechanism is arranged on the mounting plate of the hopper; the mounting plate is provided with an annular sealing ring on the inner side of the hopper; an arc-shaped groove is formedin the bottom of the annular sealing ring; gas sucking holes are formed in the arc-shaped groove and the mounting plate in a communicating manner; a confirmation gas sucking hole is formed in the topof the annular sealing ring; material sucking holes communicated with the gas sucking holes and the confirmation gas sucking hole in a one to one correspondence manner are formed in the rotating disc. The device is characterized in that a shifting groove is formed in the rotating disc; the material sucking holes are stepped holes; the gas sucking holes and the confirmation gas sucking hole are connected with a gas source pipeline; the driving mechanism is a geneva wheel driving mechanism of which the center distance can be adjusted; the gas source pipeline and the driving mechanism are electrically connected with a control unit; a shifting mechanism is arranged inside the hopper. The device has the advantages that a plurality types of rods with lifting heads can be fed into the material sucking holes with a high probability at correct postures, are retained in the material sucking holes, and are further accurately positioned and conveyed to a discharge position.

The invention provides a high-performance mesh atomizer, which belongs to the field of medical devices. The high-performance mesh atomizer includes a liquid medicine tank (1), and a liquid medicine cover (5) for closing the liquid medicine tank (1). ), mask connector (2), isolation plate, mist storage tank (3) and the base (4) detachably connected to the bottom of the mist storage tank (3), the liquid medicine tank (1) and the mask joint (2) Set on the isolation plate and detachably connected with the storage tank (3) through the isolation plate, the liquid medicine tank (1) can form the liquid medicine into liquid particles with MMAD value less than 5 μm and input them The spacer tank body (3) is inhaled by the patient through the mask connector (2). The high-performance mesh nebulizer provided by the invention is an atomization inhalation device suitable for atomization inhalation of children and adults. The device has the characteristics of high atomization inhalation rate, low working noise, low use cost, and high convenience.

The invention relates to an upward air intake burner, which includes an outer ring ejector tube, and is characterized in that: the outer ring ejector tube includes at least two sub-injection tubes, and the gas outlet of the upstream sub-injection tube is end stretches into the gas inlet end of the downstream sub-extractor tube, and the length of the downstream sub-extractor tube is greater than the length of the upstream sub-extractor tube adjacent to it. Compared with the prior art, The advantage of the present invention is that the outer ring injection pipe of the upward air inlet burner is composed of at least two sub-injection pipes in communication, which can improve the injection ability and prevent the gas and primary air from colliding in different directions and collide with each other, further improving Improve the uniformity of primary air and gas mixing and increase the primary air intake rate to effectively reduce kinetic energy loss and make it spread evenly, so that the flame of the upward air burner is short, uniform and powerful, and there will be no yellow flames, tempering, etc. defect.

The invention belongs to the technical field of medicines, and discloses an ambroxol hydrochloride solution for inhalation, which comprises the following components in every 2000ml of water for injection: 12.0-18.0 g of ambroxol hydrochloride, 1.2-4.0 g of disodium hydrogen phosphate, 1.0-3.6 g of citric acid, and 10.2-16.5 g of sodium chloride. The ambroxol hydrochloride solution for inhalation provided by the invention can be absorbed through the lung, is strong in targeting effect, high in local concentration and small in dosage, can be well tolerated by patients in the treatment process, and is high in safety, free of preservatives, stable in quality and free of side effects.

The invention provides a range hood and an air inlet ring thereof. A first installation plane and a second installation plane of the air inlet ring are not arranged in parallel, but arranged with a first included angle which is an acute angle. The first installation plane and the second installation plane are formed by edges on two sides of an outer ring, wherein the edges are folded outwards. Connection structures are respectively arranged on the first installation plane and the second installation plane. A first fixing structure is arranged on the air inlet ring. With the air inlet ring provided by the invention, oil smoke absorption effect of the range hood is improved, a limitation on a spiral case installation angle is eliminated, the connection between the air inlet ring and the range hood is reinforced, and a plurality of fixing manners are provided, such that the air inlet ring can easily be detached. The invention also provides a range hood with the air inlet ring. With the air inlet ring, the oil smoke absorption effect is improved.

The invention relates to an upward air inlet burner. The upward air inlet burner is characterized by comprising a first ejector tube, a base surrounding the outside of the tube wall of the first ejector tube, a buffer cavity surrounding the tube wall of the first ejector tube and formed by a gap between the periphery of the tube wall of the first ejector tube and the base and a first burner cap arranged at the center position of the base, and a first gas mixing chamber at the center is formed between the first burner cap and the base; and the gas outlet end of the first ejector tube is in fluid communication with the first gas mixing chamber through the buffer cavity, and a first ejector is arranged at the gas inlet end of the first ejector tube in a matched mode. Compared with the prior art, the upward air inlet burner has the advantages that the first ejector tube is arranged in the base and the buffer cavity is arranged, the buffer cavity effectively increases the length of the first ejector tube, and meanwhile, the buffer cavity provides a buffer space to a primary air / gas mixture ejected from the gas outlet end of the first ejector tube.

The invention discloses a novel reciprocating type sleeve cylinder pump, and belongs to the field of sleeve cylinder pumps. The novel reciprocating type sleeve cylinder pump comprises a bottom plate, a hopper is fixedly connected to the outer wall of the top of the bottom plate, and materials are contained in the hopper; the outer wall of the hopper is connected with two conveying cylinder bodies through flange plates, the inner walls of the two conveying cylinder bodies are fixedly connected with plungers, the outer walls of the plungers are slidably connected with pushing pieces, and the outer walls of the pushing pieces are slidably connected with sleeve cylinder bodies; and the outer wall of the end, away from the conveying cylinder bodies, of the hopper is connected with two straight discharging pipes corresponding to the conveying cylinder bodies through flange plates, the ends, away from the hopper, of the straight discharging pipes are connected with a three-way discharging pipe, and the hopper is provided with arc grooves corresponding to the sleeve cylinder bodies. According to the novel reciprocating type sleeve cylinder pump, long-distance conveying of bulk materials and oil sludge with poor suction performance can be realized, the suction rate is high, the working efficiency is improved, and the early-stage investment cost is not high.

The invention discloses a dust removal system for a road sweeper. The dust removal system comprises a draught fan, a dustbin and a suction nozzle, wherein the suction nozzle is provided with a suctiontube and an air blowing pipe, the dustbin comprises a front cover, an air exhaust part, a box body, an upper cover and a rear door, the air exhaust part is arranged between the front cover and the box body, a partition plate partitions the front cover and the box body, the air exhaust part comprises an air exhaust port, an upper exhaust outlet and an air inducing port, airflow discharged from anair outlet of the draught fan is divided into two paths, one path of the airflow is discharged from the upper exhaust outlet, and the other path of the airflow is discharged into the air blowing pipeof the suction nozzle from the air inducing port. The dust removal system for the road sweeper has the advantages that an airflow circuit is arranged in the dustbin, one path of the air discharged from the draught fan is divided to be introduced into the suction nozzle and blown out to blow up land surface garbage, gravitational dust removal is combined with an inertial dust removal and air circulation technology so that the working speed can be improved, and flying dust can be reduced; the upper exhaust outlet is provided with an adjusting device, the air supplement size of the suction nozzleis controlled for different road conditions, the suction rate of the suction nozzle is increased to the utmost extent, and the working speed and sweeping rate of the road sweeper are greatly increased.