32results about How to "For uniform flow" patented technology

The invention relates to a spiral condenser, which comprises a heat radiation pipe and fins, wherein the heat radiation pipe forms a cuboid structure through bending and winding, the cuboid structure consists of a plurality of layers of circuitous heat radiation pipe units, the heat radiation pipe units are mutually parallel, in addition, the gap between the heat radiation pipe units is set to be 10mm to 30mm, the fins are spirally arranged on the outer surface of the heat radiation pipe in a winding way and are of a straight sheet type structure, the gap between the adjacent fin blades is set to be 4mm to 10mm, the spiral condenser also comprises a support frame assembly used for supporting and fixing the cuboid structure consisting of the layers of circuitous heat radiation pipe units. The spiral condenser has the characteristics that the cost is low, the manufacturing is simple, the heat radiation effect is good, the refrigeration is fast, and the like.

The liquid cooling typed cooling system includes following parts: heat elimination element with heat elimination division; working fluid circulated inside the cooling system; a condensation division for condensing the working fluid from the heat elimination division; a pump for making circulation of the working fluid; the heat elimination element also includes a thermoelectric conversion division close fitted to the heat elimination division. Being connected to the pump electrically, the thermoelectric conversion division is in use for providing power for the pump. The liquid cooling typed cooling system carries off heat in high efficiency and in time as well as saves energy.

The invention relates to a test machine for simulating the hot galvanizing of a slat, wherein a rack is fixed on a base; an upper connecting plate and a lower connecting plate are arranged on the rack; a lifting device is fixed on the upper connecting plate; an operation box is fixed on the upper surface of the lower connecting plate; a hydraulic chuck device and a heating electrode are fixed in the operation box; a gate valve is fixed on the lower surface of the lower connecting plate; the lower surface of the gate valve is fixedly connected with an air knife chamber; an air knife device is arranged in the air knife chamber; a rail is arranged on the base; a trolley is arranged on the rail; a zinc pot is arranged in the trolley; a cover plate is arranged on the zinc pot; and a jack bolt is arranged at the bottom of the trolley. The device provided by the invention has the advantages of convenience in operatio, high simulation accuracy, safety, reliability, capability of repeatedly feeding through the trolley, convenience in repeated test and the like.

The invention discloses a rapid repairing device for asphalt pavement cracks. The repairing device comprises a repairing handle, an annular joint filling base device is mounted on the repairing handle, and a controller is mounted at one end above the repairing handle. A repairing material extrusion device is mounted in the center above the repairing handle, and a heat insulation and heat preservation heating device is arranged at the lower portion in the repairing handle. A driving motor drives an extrusion screw to rotate, so that an extrusion baffle extrudes a storage barrel, and the repairing material flows in a heating spiral coil at a constant speed. If the repairing material needs to be heated, a heat-conducting medium can be heated through an electric heating pipe, so that the repairing material is heated. The temperature of the repairing material can be effectively ensured to be constant through the uniform-speed movement of the repairing material and the heat transfer of the heat-conducting medium, so that the temperature of the repairing material can be accurately controlled, the effect of the repairing material for repairing the pavement cracks is better, and the repairing device can be suitable for various repairing materials.

The invention provides an efficient radial flow adsorption tower. Each section of the adsorption tower is formed by sequentially arranging a tower wall, separation cylinders and a central pipe from outside to inside according to a concentric circle, wherein an air chamber is formed by the tower wall and one separation cylinder; an auxiliary adsorption chamber is formed between the separation cylinder and the separation cylinder; an adsorption chamber is formed between one separation cylinder and the central pipe; a tangential air inlet is connected with the side face of the bottom of the tower wall; an adsorption tail gas outlet is connected with the central pipe and is arranged on the side face of the upper part of the tower wall; a manhole is distributed at the opposite side of the adsorption tail gas outlet; the tower wall, the central pipe and the separation cylinders are in sealed connection with a bottom plate; an auxiliary adsorbent unloading opening and an adsorbent unloading opening are respectively mounted at the bottoms of the auxiliary adsorption chamber and the adsorption chamber; the efficient radial flow adsorption tower is formed by 10-20 tower sections; each section is completely separated from the next section through the bottom plate; the adsorption tail gas outlet of each section is commonly connected to an adsorption tail gas main pipeline; and the tangential air inlet of each section is connected from a main air inlet pipeline.

The invention discloses a centrifugal separation immunochromatography detection method. Based on the characteristic that a centrifugal device is utilized for driving a liquid phase to flow in a solid-phase detection film based on an existing immunochromatography technique, the method can be applied to a colloid metal immunochromatography detection method, a fluorescence immunochromatography detection method and a chemiluminiscence immunochromatography detection method. The method has the characteristics of high sensitivity, short detection time, convenience in use, high stability and convenience in storage.

The invention discloses a medical intelligent robot based on the Internet of things. The medical intelligent robot comprises an ultrasonic following trolley, an infusion support, an infusion device, a bracelet, a terminal control system and a remote terminal control system; the infusion support is arranged on the ultrasonic following trolley, and the infusion device is arranged at the upper end of the infusion support; the bracelet comprises a bracelet body, an ultrasonic transmitting module, a single chip microcomputer, a first input module and a wireless communication module. According to the medical intelligent robot, the technical problem that the liquid level in an infusion bottle shakes due to the fact that an infusion robot shakes in the moving process can be effectively solved, and therefore medicinal liquid can be infused into a body of a patient along an infusion pipe at uniform speed.

The invention discloses a rubber mixer and a method. The rubber mixer comprises a stirring mechanism and an extruding mechanism. The stirring mechanism comprises a stirring box body, a stirring shaftis arranged in the stirring box body, a stirring rod is arranged on the outer wall of the stirring shaft, the outer end portion of the stirring rod is provided with a scraper blade, the top end of thestirring shaft is connected with a motor arranged at the top of the stirring box, the bottom of the stirring box is provided with a discharging port, the extruding mechanism comprises an extruding box, the extruding box is arranged transversely, the upper end surface of the extruding box is provided with a feeding port, and the feeding port communicates with the discharging port of the stirring mechanism. The rubber mixer is novel in structure design, stirring and extrusion discharging of a rubber raw material can be realized, the working efficiency is high, and the rubber processing qualitycan be improved.

The bactericidal PVC gloves are produced with the materials including PVC, plasticizer, butyrate, stabilizer, bactericide, dispersant, and surfactant in certain proportion. The bactericide has chlorine dioxide activated polyethylene microballoon as main component, and under the irradiation of light over 30 LUX, the chlorine dioxide activated polyethylene microballoon releases bactericidal matter in controlled mode. The production process features the stirring step in a material barrel with built-in stirrer, two tubular circulators separately in the front and the back of the soaking tank to improve the circulating system of the soaking tank, the soaking tank shielded with iron sheet, the stripping area shielded with black cloth, lighting of the whole production process controlled below 30 LUX, and increased smoke exhausting apparatus to reach cooling effect.

The invention discloses a spindle cooling structure with annular cooling and axial cooling connected in series and a machine tool. The spindle cooling structure mainly comprises a spindle sleeve. A cooling loop on the spindle sleeve is formed by connecting two parts in series, namely a spiral groove cooling pipeline and axial hole cooling pipelines sequentially connected in series, and the two parts of pipelines are connected in series to form the circulating cooling loop. The cooling pipeline at the position of a spiral cooling groove and the cooling pipelines formed by connecting the multiple axial holes in series are connected in series to form the complete cooling loop, and cooling liquid entering the cooling loop flows in a circulating manner.

The invention discloses a centrifugal separation detection device. The centrifugal separation detection device comprises a sample feeding part, a solid phase membrane, a centrifugal device and a detector, wherein the centrifugal device comprises a centrifugal rotor and a support base; the centrifugal rotor is driven by a drive motor, and is supported by the support base; the sample feeding part isnot directly connected with the centrifugal rotor, and is arranged above, under or outside the centrifugal rotor; the sample feeding part comprises a liquid phase storage device, a sample feeding pipe and a sample feeding pump; the liquid phase storage device is communicated with the sample feeding pipe; the sample feeding pump is used for driving liquid in the liquid phase storage device to enter the sample feeding pipe; the solid phase membrane is arranged on the centrifugal rotor, and a liquid phase sample is directly or indirectly loaded onto one side, near the center, of the solid phasemembrane by the sample feeding pipe; the detector is not directly connected with the centrifugal rotor, and is arranged above, under or outside the centrifugal rotor. The centrifugal separation detection device is characterized in that the sensitivity is high, and the full-quantitative and automatic effects are realized; the detection technology with quick detection and simple used equipment is adopted, and the good application prospect is realized.

The invention relates to a stepped oblique flow spiral baffle plate heat exchanger. A plurality of groups of spiral periodic baffle plate groups are arranged in the shell; each spiral periodic baffleplate group comprises a plurality of oblique flow curved surface baffle plates which are spirally arranged in the circumferential direction and have different phases; a certain inclination angle is formed between the inclined flow curved surface baffle plate and the cross section of the shell; every two adjacent oblique flow curved surface baffle plates in the shell are connected with a baffle plate through two adjacent straight edges located on the corresponding oblique flow curved surface baffle plate to form a step shape. The oblique flow curved surface baffle plates with the same phase inthe shell form an oblique flow curved surface baffle plate group, wherein the oblique flow curved surface baffle plate group in the same group is supported by a plurality of pull rods, and the pull rods are fixedly connected with the tube plate. The stepped oblique flow spiral baffle plate heat exchanger is easy to machine and assemble, low in cost and capable of avoiding flow leakage of a triangular area between two connected baffle plates.

The liquid cooling heat dissipation system provided by the present invention includes a heat dissipation element with a heat dissipation part; a working fluid circulating in the liquid cooling heat dissipation system; a condensation part for condensing the working fluid flowing out of the heat dissipation part; A pump for circulating the working fluid; the heat dissipation element further includes a thermoelectric conversion part close to the heat dissipation part, the thermoelectric conversion part is electrically connected to the pump, and is used to provide power to the pump. The liquid-cooled heat dissipation system can dissipate heat in a timely and efficient manner, and in addition, can save energy.

The invention provides a cutting knife climbing rod with unchanged climbing angle for a rubber tree tapping machine. One end of a cutting knife climbing rod body is connected with a coupler arranged on an output shaft of a motor I, the motor I is fixed to a supporting pipe, the cutting knife climbing rod body penetrates through a gear variable stroke mechanism arranged on a knife rest, the cutting knife climbing rod body rotates to drive the gear variable stroke mechanism to ascend and descend, a knife head ascends and descends along with the gear variable stroke mechanism, the supporting pipe penetrates through the knife rest, one end of the supporting pipe is fixed to a sliding block I, the other end of the supporting pipe is fixed to a sliding block II, arc-shaped guide rails I and arc-shaped guide rails II are arranged in pairs in the vertical direction, the cutting knife climbing rod body is round, equal-pitch climbing lines are arranged on the outer circle face of the cutting knife climbing rod body, the climbing lines are obliquely arranged, the included angle between the climbing lines and the horizontal plane ranges from 5 degrees to 60 degrees, a cutting knife is arranged on the gear variable stroke mechanism, the cutting knife climbing rod body and the knife rest move relatively, the gear variable stroke mechanism is arranged on the knife rest, the motion trail of the cutting knife is a climbing line with a constant climbing angle, and the constant climbing angle of the cutting knife means that the included angle between the tangent line of each point on the climbing line and the horizontal line is a fixed value.

The invention discloses a stable-flow novel descaling nozzle. The stable-flow novel descaling nozzle comprises a nozzle head; a water outlet is formed in the nozzle head; a mixing cavity is connected behind the water outlet; a conveying water channel is formed behind the mixing cavity; a pipe body is arranged out of the conveying water channel; a connecting device is arranged at the back part of the pipe body, and is provided with a fixed hole; and a water stop piece is arranged in the mixing cavity, and is a spiral structure. The water stop piece is arranged in the mixing cavity, so that water currents flow at more uniform speed, the water pressure is average in the use process of the nozzle, and the infleuence on the use effect of the nozzle by excessive impact force is prevented; and a filter screen is provided for removing impurities to prevent the impurities from blocking the water outlet.

The invention discloses an internet of things-based medical intelligent robot system which comprises an ultrasonic following trolley, an infusion support, an infusion device, a wristband, a terminal control system and a remote control system, wherein the infusion support is arranged on the upper surface of the ultrasonic following trolley; the infusion device is arranged at the upper end part of the infusion support; the wristband comprises a wristband body, an ultrasonic emission module, a single-chip microcomputer, a first input module and a wireless communication module. The internet of things-based medical intelligent robot system can effectively solve the technical problem that the liquid surface in an infusion bottle is sloshing when an infusion robot shakes in a moving process can be effectively solved, so that a liquid medicine can be input into the body of a patient at a constant speed along an infusion pipe.

The invention discloses a carrier coating device of a capillary chromatography base pipe. The carrier coating device comprises an air inlet, an air inlet valve, a flow speed control valve and a copper pressure-resisting pipe which are in sealed connection in sequence through pipelines, wherein the pipeline between the flow speed control valve and the copper pressure-resisting pipe is further connected with an exhausting valve and a pressure gauge; the copper pressure-resisting pipe is provided with a cavity and a sealing cover; and the sealing cover is provided with a leading-in pipe for inserting the capillary chromatography base pipe. The invention further provides a method for coating the capillary chromatography base pipe with a carrier, so that ion liquid coating is well performed, and the coating effect of the ion liquid with middle and strong polarities is enhanced, and furthermore, the separation capability of fixed phases for some complicated samples is improved.

The invention discloses a precision device for controlling the flow rate of liquid. The precision device comprises a first liquid driving assembly and a second liquid driving assembly. The first liquid driving assembly comprises a first driving component and a rotary type central shaft. The first driving component drives the rotary type central shaft to rotate. The side face of the rotary type central shaft is provided with a first central hole and a second central hole. The second liquid driving assembly comprises a second driving component, a piston head, a liquid storage cavity and a cavityouter shell. The second driving component drives the piston head to move in the liquid storage cavity. The liquid storage cavity is fixedly formed in the cavity outer shell. The cavity outer shell isprovided with a first through hole and a second through hole. The first through hole is formed between the liquid storage cavity and the first central hole. The second through hole is formed betweenthe liquid storage cavity and the second central hole. The invention further discloses an application method of the precision device for controlling the flow rate of the liquid. The needed quantitative liquid is precisely conveyed through the double liquid driving assemblies; and meanwhile, the precision device is compact in structure and wide in application scope.

An auxiliary device for a water bath kettle comprises a water bath kettle machine body (1). A water paddling device is arranged in a water bath area of the machine body (1) and comprises rotating paddles (2), a supporting rod device (3) and a rotating base plate (4), temperature detecting modules (5) are arranged at the end points of the rotating paddles (2), and measured data are transmitted to a display device (6); a water level monitoring device (7) is arranged at the joint of the rotating paddles (2) and the supporting rod device (3), and an alarm is given when the water level is lower than the contact face of the rotating paddles (2); the rotating paddles rotate at a constant speed, water rapidly flows, hot water in the water bath kettle is sufficiently stirred evenly, and the problem that according to a heating device, due to the fixed-direction heating, poor fluidity of water in the machine body and the like, the local temperature is over high or low is effectively solved.

The invention relates to the field of electrochemical sensing detection, in particular to a multichannel organophosphorus pesticide rapid detector based on the Internet of Things, preparation of an array electrode combined with an array microfluidic clamp and a detection method of the array electrode. The pesticide detector is characterized in that a potentiostat is used as a core, a multi-channel microfluidic clamp is used as sample injection equipment, a microcontroller is used as a control center of the rapid detector, an HMI serial port screen is used as a display channel of a lower computer, the array electrode is used as an electrode of an organophosphorus pesticide electrochemical biosensor; a multichannel relay is used for controlling a sample injection diaphragm pump to inject an actual sample, RFID is used as an acquisition module of employee card information, acquired multichannel digital signals are transmitted to a cloud server through a communication module by MQTT and an HTTP protocol, the acquired multichannel digital signals are forwarded to an MQTT main server after summarization is finished, the MQTT main server triggers a storage rule to transfer MYSQL, data is displayed and queried by using an application layer built by django + vue, the data is processed and stored, and a test report is generated.

The invention discloses a honey dredging pipeline capable of preventing blockage in processing production of honey. The honey dredging pipeline comprises an external pipeline, a conveying passage anda dredging device, wherein the dredging device is arranged between the external pipeline and the conveying passage, and is a spherical outer casing of which both ends are provided with openings; entering and exiting passages are respectively arranged at the upper end and lower end of the dredging device; an inner fixed shaft is arranged in the dredging device; the periphery of the inner fixed shaft is connected with a plurality of connecting rods and scraping sheets; the connecting rods and the scraping sheets are fixedly connected through rotary connecting shafts; a pressure sensor is arranged on each connecting rod, and is electrically connected with an external control end; the rotation angle of the connected rotary connecting shaft is controlled through the external control end; the honey in the external pipeline enters the conveying passage through the dredging device, and a plurality of blockage detection devices are arranged on the conveying passage; a monitoring observing window is arranged at the top part of each blockage detection device. The honey dredging pipeline has the advantages that the application range is broad, and the effect is good.

The invention provides a tobacco production cycle simulation device. The tobacco production cycle simulation device comprises a driver; the first transmission assembly is connected with the driver; a first driven gear of the second transmission assembly is meshed with a first driving gear of the first transmission assembly, and the second transmission assembly is used for conveying a sample; and the third transmission assembly is in transmission connection with the first transmission assembly, surrounds the two ends and the lower part of the second transmission assembly, and is matched with the second transmission assembly to convey the sample. According to the tobacco production circulation simulation device provided by the invention, the plurality of transmission assemblies are arranged and synchronously transmit, so that uniform flowing of the sample flow during transmission is ensured, and meanwhile, the third transmission assemblies are arranged at the two ends and the lower part of the second transmission assembly so as to form constraint on the sample flow, so that circulating reciprocating motion of the sample flow is ensured; a real sample flow in the tobacco production process is presented, and the situation that debugging results of an automatic sampling device are inconsistent due to manual simulation sampling, and consequently the debugging cost is increased is avoided.

The invention provides a grouting anchor rod construction process for supporting a side slope. The grouting anchor rod construction process comprises the following steps that an anchor hole is drilled in the slope surface of the side slope, all sundries in the anchor hole are removed, and the anchor hole is divided into a front section and a rear section; a grouting pipe extends into the anchor hole; cement paste is injected into the anchor hole through the grouting pipe, and after the front section is filled with the cement paste, the grouting pipe is pulled out at a constant speed while the cement paste continues to be injected; and after an anchor rod is inserted into the anchor hole, a tray sleeves the anchor rod, a locking nut is screwed, and the tray covers the hole opening of the anchor hole. According to the technical scheme of the grouting anchor rod construction process for supporting the side slope, the anchor hole is divided into the two ends to be grouted in sequence, the grouting pipe is pulled out at the constant speed while the rear section is grouted, cement paste can be filled more compactly, the anchor rod supporting strength is improved, and potential safety hazards are reduced; and the waterproof performance of the cement paste is improved by selecting the reasonable water cement ratio, groundwater is prevented from permeating into the cement paste, and the supporting effect is improved.

The invention provides a wave shape controllable wave-making pool. The wave shape controllable wave-making pool comprises a wave-making pool assembly, a power source and a control center; the wave-making pool assembly comprises a pool, a secondary flow-dividing gate, a primary flow-dividing gate, a steady flow gate and a flashboard assembly. The steady flow gate, the primary flow-dividing gate and the secondary flow-dividing gate are arranged from a water inlet to a water outlet. The primary flow-dividing gate and the secondary flow-dividing gate are provided with the flashboard assembly, and the primary flow-dividing gate communicates with the secondary flow-dividing gate in a guiding mode by the flashboard assembly; the power source is in communication with the water inlet; and the control center is used for controlling the flashboard assembly and the power source. The opening of a flashboard and a regulating valve can be controlled to accurately generate the wave same as a numerical simulation wave model, and support is provided for the study of ocean wave energy.