9280 results about "Guide tube" patented technology

The present disclosure provides cold therapy system and device. The cold therapy system includes a bucket body and a bucket lid, the bucket lid includes: a first water circuit configured to input the cold therapy liquid from the bucket body to a cold therapy pad; a second water circuit configured to output the cold therapy liquid from the cold therapy pad to the bucket body; and a water pump configured to drive the cold therapy liquid to flow in a loop including the first water circuit, the second water circuit and the bucket body; wherein the first water circuit includes: a pumping orifice, a first guide tube, a second guide tube; and wherein the second water circuit includes: at least one return orifice, a third guide tube. The return orifice with an opening facing in the direction of the bucket body, provided at a predetermined distance from the pumping orifice.

We provide a lubricating oil filtering and cooling device for a gearbox of a wind turbine generator. [Solution] The cooling assembly includes a circulation box (100) to which an oil discharge pipe communicating with the oil discharge port of the gearbox is attached, an oil pump is attached at its uppermost end, and an oil supply pipe (103) communicating with the oil supply port of the gearbox is connected at its outlet end, a refrigeration pipe (201) and a guide pipe (202) attached within the circulation box, an inner box (203) fixedly connected within the circulation box, and an equalizing member (204) provided within the circulation box, wherein both ends of the guide pipe are respectively connected to the oil pump and the inner box, and the inside of the circulation box is filled with cooling liquid, a filter fixedly connected within the inner box, a cleaning member provided above the filter, and a drive member movably connected to the circulation box.

An automatic wire threading and removal method and device for wire cutting. The method comprises: guiding a molybdenum wire that is conveyed upwards by a wire feeding device below a workpiece (16) to pass through the workpiece (16) by passing through the workpiece (16) from above the workpiece (16) by means of a wire guiding tube (12); clamping the molybdenum wire by means of a wire clamping device, and pulling the molybdenum wire back to an appropriate position by means of a wire spool (118); then, using a flexible-shaft wire-pulling hook (02) to pull an end of the molybdenum wire to the wire spool (118); tightening the molybdenum wire by means of a wire tightening device (21) arranged on a lower wire holder (18), and securing the end of the molybdenum wire by means of a plurality of wire-pressing elastic sheets (141) arranged on the wire spool (118); and cutting off the molybdenum wire between the flexible-shaft wire-pulling hook (02) and the wire-pressing elastic sheets (141) by means of a wire cutting knife (126) to complete a wire threading operation. During wire removal, the molybdenum wire is clamped by using a wire removal and pressing device (07), and the wire spool (118) then rotates to pull the molybdenum wire out of the wire-pressing elastic sheets (141) and pull the end of the molybdenum wire to below the workpiece (16) to complete a wire removal operation, wherein waste generated during processing is cleaned up by a waste cleaning brush (17).

A suture needle guide tube includes a tube body and a suture needle guide. The tube body includes an internal axial channel for arranging a handling tube and a plurality of suture needle passing paths located in different positions for guiding a suture needle to pass therethrough. The suture needle guide includes a plurality of suture needle guide channels. Each suture needle guide channel communicates with the corresponding suture needle passing path to guide the suture needle out of the suture needle guide channel, through the suture needle passing path, and into an inner cavity and to allow the suture needle to exit with a suture.

The invention belongs to the technical field of waste gas detection, and particularly relates to waste gas detection equipment which comprises a detection box. A waste gas analyzer is mounted at the top of the detection box; a detection probe is mounted at the bottom of the waste gas analyzer; a detection cylinder is arranged in the middle of the detection box; a mounting block is fixedly connected to an inner cavity of the detection cylinder and located at the top of the detection cylinder; an air outlet assembly is arranged below the mounting block; two guide cylinders, namely a first guide cylinder and a second guide cylinder, are fixedly connected to two sides of the detection cylinder; air grooves are formed in the two sides of the mounting block and located in the side wall of the detection cylinder. An air pump is arranged below the first guide cylinder in an initial state and is positioned at the bottom of the detection box; a circular groove is formed in the lower part of the second guide cylinder in an initial state; a collecting assembly is mounted in the circular groove; by arranging the guide cylinder and the detection cylinder, residual gas in the detection box can be discharged, and the situation that newly sucked waste gas is mixed with original waste gas, and consequently the waste gas detection precision is affected is avoided.

The thrombus aspiration catheter with the high stability comprises a hollow catheter body, one end of the catheter body is provided with a negative pressure end connected to an external negative pressure component and a sealing end connected with a hollow guide wire tube, and the guide wire tube penetrates through the sealing end and extends to an aspiration end arranged at the other end of the catheter body. A negative pressure hole is formed in the side, close to the negative pressure end, of the guide wire tube, the end, close to the suction end, of the guide wire tube is connected with a thrombus breaking component, an adsorption part is arranged at the joint of the thrombus breaking component and the guide wire tube, a plurality of adsorption holes are formed in the circumferential direction of the adsorption part, and the negative pressure hole is connected with the adsorption holes through a connecting channel arranged in an inner cavity of the guide wire tube. Therefore, thrombus broken by the thrombus breaking component can be adsorbed conveniently. After the thrombus breaking component rotates, a large thrombus can be broken into a small thrombus, the large thrombus is prevented from blocking a catheter and a blood vessel, the thrombus suction effect is improved, the thrombus suction stability of the catheter is improved, and the suction operation efficiency is improved.

The invention belongs to the technical field of plate feeding equipment, and particularly relates to automatic feeding equipment for plate processing, which comprises a frame, the center of the frame is connected with the output end of a lifting component, and the lifting component is mounted on a moving component corresponding to a processing line; a plurality of sets of suction cup assemblies are arranged at the bottom of the frame and used for unstacking and feeding stacked plates. Four groups of horizontal swinging mechanisms are arranged on the lower surface of the frame, and each group of horizontal swinging mechanism is connected with a suction cup assembly arranged at the corner of the bottom of the frame; the horizontal swinging mechanism comprises guide pipes, the two sets of symmetrical guide pipes are arranged on the left bottom face and the right bottom face of the frame, each guide pipe is provided with a suction cup assembly in a sliding mode, the portions, close to the ends, of the two symmetrical guide pipes are connected with the hinge driving mechanism, and the portions, away from the ends, of the two symmetrical guide pipes are connected with the driving sliding mechanism on the frame.

The high-speed air-blowing type precision seeder comprises a seeder transverse frame, a connecting front frame is fixedly mounted in the middle of one side of the seeder transverse frame, a mounting top plate is fixedly connected to the middle of the top end of the seeder transverse frame, and a power generation assembly is mounted at the end of one side of the mounting top plate in an embedded mode; a negative pressure fan assembly is embedded in the middle of the other side of the mounting top plate, a long air guide pipe is fixedly connected to the top of one end of the negative pressure fan assembly, and a protective top cover is clamped to the edge of the top end of the long air guide pipe. According to the corn seed conveying device, the phenomenon that corn seeds are damaged due to mechanical shearing in the conveying process is effectively prevented, it is ensured that the corn seeds can be completely planted into a field, the germination rate of the corn seeds after sowing is increased, and the use performance of a sowing machine is improved.

The invention discloses a gas purification device for an experiment table, which comprises a shell, a plurality of air inlet holes are formed in the side wall of the shell along the circumferential direction, a coarse filter cartridge is arranged in the shell, an activated carbon filter cartridge is arranged in the coarse filter cartridge, a guide cylinder is arranged in the activated carbon filter cartridge, an exhaust passage communicated with an exhaust hole is formed in the guide cylinder, and a plurality of air inlet holes are formed in the side wall of the shell along the circumferential direction. An exhaust channel is formed in the shell, an air inlet is formed in the bottom of the exhaust channel, a flow guide column is fixedly arranged in the exhaust channel, a spiral flow guide piece is arranged on the outer wall of the flow guide column in the axis direction, and a plurality of ultraviolet germicidal lamps are arranged on the side wall of the flow guide column at intervals. Large-particle impurities are preliminarily filtered by the coarse filter cylinder, harmful gas is adsorbed by the activated carbon filter cylinder, and the gas is further purified by the spiral flow deflector and the ultraviolet germicidal lamp in the flow guide cylinder, so that the discharged gas is ensured to reach the environment-friendly standard.

The invention relates to the technical field of temperature and pressure reduction, and provides a temperature and pressure reducer provided with a rapid limiting structure and convenient to install, which comprises a valve body, a temperature and pressure reducing mechanism, a temperature and pressure reducing mechanism, a pressure reducing mechanism and a pressure reducing mechanism, and is characterized in that the valve body comprises a main valve module and a pilot valve module; the main valve clack rotates and moves up and down according to the pressure, the number of the throttling holes facing the steam inlet is changed, the size of the throttling holes facing the steam inlet is adjusted, and output steam is more stable and more accurate; desuperheating water is input into the main valve clack through the flow guide pipe through the booster pump and sprayed into high-pressure steam flowing in from the steam inlet through the spray head, so that the desuperheating water and the high-pressure steam are mixed more evenly, and the atomization effect is improved. The sliding sleeve is driven by the main valve clack to move downwards, the nozzle area of the spray head is reduced, and therefore the amount of attemperation water is rapidly reduced, rapid limiting is achieved, and the situation that due to excessive attemperation water, evaporation is incomplete, temperature adjustment is inaccurate, and the attemperation effect is affected is prevented.

The invention discloses an endoscope transparent cap which comprises a rotatable mechanism, a sliding sleeve, a guide pipe arranged on the outer wall of an endoscope and a driving component arranged at the near end of the endoscope. In the rotatable mechanism, an endoscope joint is provided with a first opening, a rotating cap body of a rotating cap is provided with a second opening, and a flexible net basket is arranged outside the rotating cap body and faces the second opening; the endoscope connector sleeves the far end of an endoscope, the rotating cap body rotatably sleeves the endoscope connector, the sliding sleeve sleeves the rotatable mechanism, the flexible mesh basket is compressed in the sliding sleeve, the sliding sleeve and the rotating cap body are connected with the driving component through the first driving tendon and the second driving tendon respectively, and part of the driving tendons penetrate through the guide pipe; the driving component can drive the sliding sleeve to move towards the near end through the first driving tendon so as to expose the flexible net basket, and can drive the rotating cap body to rotate through the second driving tendon so that the second opening can be communicated with the first opening or the endoscope connector can shield the second opening. When the transparent cap for the endoscope is applied, polyps can be stored, so that the polyps can be taken out simply and conveniently, and the efficiency and the operation safety are relatively high.

The invention discloses an anti-falling abdominal cavity drainage tube, and relates to the technical field of medical equipment. The device comprises a fixing band, a supporting tube is installed in the fixing band, and a guiding tube is arranged in the supporting tube; a fixing assembly is arranged on one side of the supporting pipe and comprises a sealing pipe, the sealing pipe is fixedly connected to the surface of the supporting pipe, the surface of the supporting pipe is sleeved with an adjusting pipe, and a rubber plug is arranged in the adjusting pipe. Through the arrangement of the fixing assembly, before a guiding tube is inserted into a patient, the guiding tube is firstly inserted into the adjusting tube, the supporting tube and the imbedding tube and then inserted into the body of the patient, after the guiding tube is imbedded into a designated position, the adjusting tube can be rotated manually, and the adjusting tube drives a push block to push a rubber plug, so that the guiding tube is inserted into the body of the patient; the rubber plug is attached to the guide tube, telescopic movement of the guide tube is limited through friction force, and the connection stability of the guide tube can be improved.

The utility model relates to the technical field of coating preparation, and discloses mixing and stirring equipment for preparing acid and alkali resistant anticorrosive coating, which comprises a supporting base, a mixing and stirring box is fixedly mounted on the upper surface of the supporting base, and a liquid guide pipe is arranged on the upper surface of the mixing and stirring box. According to the mixing and stirring equipment for preparing the acid and alkali resistant anticorrosive paint, the mixing and stirring box, a liquid guide pipe, an electromagnetic valve, a solvent batching box, a first observation window, a first scale strip, a feeding hole, a dust cover, a second observation window and a second scale strip are arranged in a matched manner; during use, liquid solvent ingredients are proportionally added into the solvent ingredient box through the first observation window and the first scale strip, then coating solid ingredients are proportionally added into the mixing and stirring box through the second observation window and the second scale strip, and then the electromagnetic valve is opened for solid-liquid mixing; therefore, the effect of solid-liquid proportioning and mixing in the preparation process of the acid-alkali-resistant anticorrosive paint is achieved, and meanwhile, personnel can conveniently check the paint capacity.

The invention relates to the technical field of tunnel construction, and discloses a rapid construction method and system for a lower step with an inverted arch of a horizontal rock stratum large-section tunnel, and the method comprises the steps: constructing a three-dimensional geological modeling system to carry out advanced geological forecast on a tunnel construction region; the three-arm drill jumbo is used for conducting self-positioning, geological self-adaptive intelligent hole arrangement, dynamic optimization of drilling parameters and dynamic allocation of drilling tasks through three-arm cooperative control; calculating the vector deviation between the actual excavation contour and the design contour; marking a preferential injection area based on a three-dimensional laser point cloud technology, and dynamically adjusting an injection track and thickness according to back break data; a multifunctional drilling and grouting integrated trolley is adopted for implementing pipe shed supporting, advanced small guide pipe reinforcement, pre-grouting reinforcement and anchor rod reinforcement; the main mechanical arm assists the trolley in drilling and laser scanning acceptance inspection of the feet-lock bolt; re-spraying to the designed thickness by adopting a wet spraying manipulator; the problems that an existing tunnel lower step inverted arch construction method is low in construction efficiency and large in construction risk are solved.

The invention discloses a cable detection device, and belongs to the field of cable detection. A cable detection device comprises a detection box, a cover plate is arranged on the detection box, conductive liquid is poured into the detection box, and the cable detection device further comprises a conveying assembly used for heating a cable. The first guide pipe is communicated with a second guide pipe used for blowing air to the cable, and a lifting assembly is arranged between the second guide pipe and the detection box; the bottom of the lifting assembly is located in the detection box and is connected with a clamping assembly used for extruding the cable. According to the invention, after the crack of the cable is determined in the conductive liquid, the cable is inflated, and bubbles are generated in the conductive liquid, so that the quality problem of the cable is detected, and the specific defect position can be determined; by means of the device, the flaring area of the damaged part of the heated cable is increased in the extrusion process, it is better guaranteed that gas can be discharged from the damaged part, bubbles in conductive liquid are more obvious, and detection effectiveness is guaranteed.

The invention relates to the technical field of oil pipe couplings, in particular to a novel lining oil pipe anti-corrosion coupling which comprises a coupling body, a lining ring and an extrusion structure, a tool withdrawal groove is formed in the coupling body, the two ends of the coupling body are in threaded connection with corresponding oil pipes, the lining ring is placed in the tool withdrawal groove and made of rubber, and an inner convex face is arranged on the inner side of the lining ring. A plurality of groups of guide cylinders are arranged on the groove wall of the tool withdrawal groove, extrusion rods are slidably mounted in the guide cylinders, the extrusion structure comprises a fixed cover and a movable cover, sliding wedge blocks are slidably mounted in the fixed cover, and the sliding wedge blocks are used for being slidably connected with inclined planes in the extrusion rods; the sliding wedge block is in transmission connection with the end face of the movable cover through the transmission assembly, and when the lining ring needs to be disassembled, the extrusion rod is screwed to extrude the lining ring, so that the lining ring is separated from the tool withdrawal groove, and disassembling of the lining ring is facilitated.

The invention relates to a guide pipe submerged-arc welding positioning device and method. The guide pipe submerged-arc welding positioning device comprises a workbench, and a first butt joint mechanism and a second butt joint mechanism are arranged in a containing groove in the workbench; a first clamping mechanism and a second clamping mechanism are arranged on the upper end face of the workbench, a positioning mechanism is arranged on one side of the upper end face of the workbench, through fixing of a plurality of pressing blocks, it is effectively guaranteed that the first pipeline and the second pipeline are located on the same central axis, and accurate butt joint of the end faces of the first pipeline and the second pipeline is also guaranteed; and pipelines with different diameters can be fixed, so that the practicability is improved, and the functionality is increased.

The invention discloses a modularized multipurpose gas flow heat exchange experiment section. The experiment section comprises a cooling ring cavity assembly, an experiment section heat exchange inner pipe, an inlet and outlet gas guide pipe, a heat insulation layer, a wall surface temperature thermocouple, a thermocouple fixing curved surface, an outer ring cavity fixing lantern ring, a fixing bolt and a flexible sealing material. An experiment section heat exchange inner pipe is a high-temperature-resistant alloy long pipe, working medium gas and a cooling medium are arranged inside and outside the pipe respectively, and a nanometer heat insulation layer and a gas circulation guide pipe are arranged in the two ends of the inner pipe so as to reduce unnecessary gas heat exchange; the wall surface temperature measuring thermocouple is fixed on the pipe wall in a silver brazing manner to realize accurate measurement of the wall surface temperature; in addition, the cooling ring cavity assembly is composed of an upper piece and a lower piece which are connected in a flange mode and filled with flexible materials for sealing. The experimental section can be used for carrying out flow heat exchange research on heating or cooling working conditions according to requirements in the use process, and meanwhile, each component is modularly mounted to realize flexible replacement and change, so that the reliability and the expandability are greatly improved.

Methods and apparatuses for insertion and / or pressurization of a balloon catheter for balloon dilation of anatomical passageways in the head of a person such as the Eustachian tube and Sinus passageways. The insertion devices comprise a balloon catheter guiding tube for receiving and guiding the balloon catheter, and a device body rigidly attached to a proximal end of the balloon catheter guiding tube. The pressurization devices comprise a syringe body with a syringe barrel, a proximal thruster guide section, external hand or finger engagement geometries, a plunger with a distal plunger head and a plunger rod, and a thruster having a proximal end with a finger or hand engagement portion.

The present invention relates to the technical field of photovoltaic power equipment, and discloses a photovoltaic grid-connected cabinet, including a cabinet support and an outer shell, wherein a plurality of breathing plates are fixedly installed inside the cabinet support, and the plurality of breathing plates divide the inner cavity of the cabinet support into different installation chambers, and the breathing plate includes a base plate and a plurality of heat-conducting blocks, wherein the plurality of heat-conducting blocks are embedded in the inner surface of the base plate, and a flow guide pipe is embedded inside the base plate, and the flow guide pipe passes through the heat-conducting block and is fixedly connected, and a plurality of heat-conducting blocks are connected in series, and a breathing cavity is opened inside the heat-conducting block. The photovoltaic grid-connected cabinet adopts a breathing plate as a cabinet partition, and the opening and closing of the breathing cavity can be adjusted by controlling the expansion and contraction of a telescopic ball, so that the grid-connected cabinet not only has the function of blocking external dust and high temperature, but also has the function of one-way ventilation and heat dissipation. Since a monitoring component is arranged inside the breathing plate, the grid-connected cabinet has the function of discharging internal hot air nearby, reducing heat dissipation energy consumption, and being more environmentally friendly.

The invention discloses a leaching reaction kettle. The leaching reaction kettle comprises a reaction tank, a stirring assembly, a guide cylinder and an aeration pipe. The stirring assembly comprises a stirring part; the flow guide cylinder is arranged in the reaction tank, the flow guide cylinder divides the reaction tank into an inner side space and an outer side space, the flow guide cylinder is arranged around the stirring part and defines the inner side space, the stirring part is used for driving fluid in the inner side space to flow upwards, the flow guide cylinder is provided with an upper opening and a lower opening, and the upper opening is communicated with the lower opening. The inner side space and the outer side space are communicated through the upper opening and the lower opening; and the aeration pipe is used for introducing reaction gas into the lower part of the inner side space. The leaching reaction kettle can improve the leaching efficiency of materials and the utilization rate of reaction gas.

An additive friction stir deposition machine and the method of using it. The friction stir deposition machine has a stationary tool with a fixed shoulder and an opening. The fixed shoulder is fixed from rotation with respect to a substate onto which feedstock material is deposited to build a layer. A guide tube holds the feedstock material and is rotatable within the stationary tool. The opening in the stationary shoulder circumscribes the open end of the guide tube. The feedstock material is co-rotatable with the guide tube and rotating the guide tube rotates with the feedstock.

Disclosed are a teleprompter and a rear mounting bracket. The teleprompter includes a reflection structure, a front support plate and a second sliding seat provided with a pipe clamp; the second sliding seat is installed on the reflection structure, and the pipe clamp is configured to detachably install a rear mounting bracket equipped with a guide tube; and the front support plate is connected to a front of the reflection structure. The technical solution of the present application solves the problem of poor flexibility of the camera equipment by using a first sliding seat provided with a pipe clamp to cooperate with a rear mounting bracket equipped with a guide pipe.

The invention provides a drawing faucet. The drawing faucet comprises a drawing pipe, a guide pipe and a positioning piece rotationally arranged on the drawing pipe. Through arrangement of the track guide groove in the inner wall of the guide pipe and the positioning point, the positioning piece moves upwards along the track guide groove when the drawing pipe is drawn out, and can suspend on the nearest positioning point when the drawing pipe retreats, so that the drawing pipe does not continue to retreat; and when the drawing pipe is drawn out again, the drawing pipe can move upwards again along the track guide groove, and the drawing pipe can return to the initial position, so that the drawing pipe can be suspended at a certain position when being drawn out, a user does not need to continuously apply pulling force to the drawing pipe in the drawing pipe using process, and the situation that the arm of the user is tired due to long-time use is avoided.

The utility model discloses a continuous cooling crystallization device for recovering and extracting sodium sulfate in waste battery electrolyte. The continuous cooling crystallization device comprises a crystallizer shell and a crystallizer jacket, the crystallizer jacket is fixedly arranged on the outer wall of the crystallizer shell in a sleeving manner; a circulating cooling medium is introduced into the crystallizer jacket, a coaxial sleeve-shaped guide cylinder is arranged in the crystallizer shell, two layers of stirring blades are arranged in the guide cylinder, and the stirring blade at the lower layer is flush with the lower edge of the guide cylinder; one end of a first channel serving as a feeding hole of the crystallizer is positioned on the side wall of the guide cylinder, and extends out of the outer wall of the crystallizer jacket after sequentially passing through a cylinder body of the crystallizer shell and the crystallizer jacket; one end of a second channel serving as a turbidimeter and thermometer port extends into the barrel of the crystallizer shell and extends out of the outer wall of the crystallizer jacket after passing through the crystallizer jacket, and one end of a first channel located on the side wall of the guide cylinder is located between the double-layer stirring blades.

The invention relates to the technical field of flatness detection devices, and provides a wooden door flatness detection device and a detection method, which have the advantages of loose requirements on the position and posture of a wooden door in the detection process, good environmental applicability, simple operation and flexible detection. Comprising a height adjusting assembly, a center main body assembly and a planet detection assembly, the center main body assembly comprises a center guide cylinder, the center guide cylinder is fixedly connected with three corner brackets, parallel rods and linkage gears are rotatably connected in the three corner brackets, supporting leg rods are rotatably connected to the three parallel rods, linkage rods are fixedly connected to the three linkage gears, and the linkage rods are fixedly connected to the center guide cylinder. The three linkage rods are rotationally connected with the three supporting leg rods correspondingly, supporting and sucking structures are installed on the three supporting leg rods correspondingly, the height adjusting assembly comprises a triangular frame, a triangular hole is formed in the center guide cylinder, the triangular frame is connected into the triangular hole in a sliding mode, three synchronous racks are fixedly connected into the triangular frame, and the three synchronous racks are engaged with the three linkage gears correspondingly.

A wire guide module for an ultrasonic wire bonder, comprising a body made of a thermally stable metallic and / or ceramic material, wherein an elongated wire feed-through channel having a wire inlet opening and having a wire outlet opening is provided on the body, and comprising a guide tube provided in the wire feed-through channel. In addition, the invention relates to a thermosonic wire bonder having a wire guide module.

The sealing mechanism comprises a machine body and a powder box assembly placed on the machine body, the powder box assembly comprises a powder storage box and a guide pipe arranged at the bottom of the powder storage box, a powder outlet is formed in the lower portion of the guide pipe, and a powder inlet is formed in the upper portion of the guide pipe; a powder outlet screw rod is arranged in the guide pipe, and the powder outlet screw rod rotates and extrudes powder out of a powder outlet of the guide pipe; in addition, a sealing bottom cover arranged at the bottom of the guide pipe is further included, the sealing bottom cover is provided with a powder outlet and a powder falling opening, and a sealing piece is movably arranged at the bottom of the sealing bottom cover. And a first transmission part for driving the powder outlet screw rod to rotate is also arranged on the sealing bottom cover in a penetrating manner. Therefore, by adopting the lower plane type sealing, the opening angle between the powder outlet and the powder falling opening is 180 degrees, so that the powder falling is smoother, and the powder blocking phenomenon is not easy to occur; and meanwhile, the sealing performance is better, and the risk of powder leakage can be greatly reduced.