47results about How to "Seal in time" patented technology

The invention relates to a deep water body sampling device for water quality monitoring, and effectively solves the problems that stratified sampling of a water body needs multiple operations and a water sample is easy to mix. According to the technical scheme, the device comprises an outer housing and an inner housing which are sleeved. A pressure spring is mounted at the bottom of the inner housing; a through hole is formed in the upper side wall of the outer housing; the inner housing is internally divided into a plurality of water storage chambers which are circumferentially distributed; awater inlet hole is formed in the top of each water storage chamber; a plurality of vertical plungers in one-to-one correspondence with the water inlet holes are fixed at the top end of the inner wall of the outer housing; an annular groove is formed in each plunger; the annular grooves in the multiple plungers are different in height, and the heights of the multiple annular grooves are distributed in an arithmetic progression; elastic blocks capable of popping up leftwards are installed on the right side wall of the outer housing; a plurality of clamping grooves which are vertically and evenly distributed are formed in the outer wall of the right side of the inner housing; and the right ends of the elastic blocks can be popped into the clamping grooves. The sampling operation frequency is greatly reduced, electromagnetic valve control is not needed, timely sealing can be achieved after sampling, and the problem of mixing of water samples in different depths is solved.

The invention discloses an inspection platform for computer circuit board production. The platform comprises a workbench, wherein an electric telescopic rod is arranged on an inner wall of the top ofthe workbench, one end of the electric telescopic rod is connected with a low-temperature box and a high-temperature box through fastening bolts, a refrigerator is arranged on an outer wall of the topof the low-temperature box, a heating resistance wire is arranged on the inner wall of the top of the high-temperature box, penetrating holes are formed on outer walls of the bottoms of the high-temperature box and the low-temperature box, sealing plugs are hinged to inner walls of the bottoms of the high-temperature box and the low-temperature box, a rotating motor is arranged on an outer wall of the bottom of the workbench, a rotating plate is arranged on an output shaft of the rotating motor, containing grooves are formed on two sides of the top of the rotating plate, and containing shellsare inserted into the containing grooves. When the platform is used, the rotating plate can be driven by the rotating motor to rotate, the two placing shells are respectively and repeatedly insertedinto the low-temperature box and the high-temperature box, the steps are repeated for multiple times, reliability of the circuit board under the condition of large temperature change is detected, andthe platform is convenient and easy to operate.

The invention provides a high-temperature and high-pressure supercritical carbon dioxide reaction kettle. The reaction kettle comprises a reaction kettle device, a stirring device, a supercritical carbon dioxide generation system, a temperature control system and an emptying system. The reaction kettle can be used for testing under the simultaneous action of high-temperature and high-pressure conditions for a long time, the reaction state of reaction materials and supercritical carbon dioxide under different temperatures and pressures is simulated, and a monitoring system can be used for monitoring, controlling and recording the conditions such as the temperature and the pressure when the supercritical carbon dioxide reacts with the reaction materials in real time. The reaction kettle is sealed in a vertical sealing mode, so the sealing effect is better, and the sealing performance of the reaction kettle under high-temperature and high-pressure conditions can be ensured; and the reaction kettle is high in automation degree, so the temperature and pressure conditions in the reaction process are monitored in time, and the reaction process can be conducted efficiently, thereby the reaction mechanism of supercritical carbon dioxide and reaction materials can be researched and analyzed more comprehensively.

The invention relates to a deep water stratified sampling device, and aims to effectively solve the problems that water stratified sampling needs to be operated for many times, and water samples are easily mixed. The deep water stratified sampling device comprises an outer casing and an inner casing, wherein the inner casing can slide up and down in the outer casing; the inside of the inner casingis divided into several water storage chambers in circumferential distribution; a water inlet hole is formed in the top of each water storage chamber; a plurality of plungers in one-to-one correspondence to the water inlet holes are fixed on the top end of the outer casing; an annular groove is formed in each plunger; the annular grooves in the plurality of plungers are distributed in an arithmetic progression way; an elastic block capable of being inwards popped out is arranged on the right side wall of the outer casing; a plurality of vertical slide grooves in end-to-end connection are formed in the outer wall of the inner casing; the length of each slide groove is equal to the height tolerance of the annular groove; and the depths of the plurality of slide grooves are gradually reducedfrom top to bottom according to the arithmetic progression. The deep water stratified sampling device has the advantages that the sampling operation times are greatly reduced; the electromagnetic valve control is not needed; after the sampling, the sealing can be timely performed; the problem of mixing of water samples with different layer depths is solved.

The invention discloses an ultrasonic cleaning device. The ultrasonic cleaning device comprises a machine body, a cleaning device body and a control device, wherein the ultrasonic cleaning device bodyis arranged on the side face of the cleaning device body, a motor and a rotating shaft are arranged above the cleaning device body, the rotating shaft is connected to the output end of the motor, a plurality of rolling brushes are connected to the side face of the rotating shaft, the side face of the rotating shaft is slidably connected to a plurality of spray heads, the spray heads are connectedto a water control device arranged above the machine body through a water pipe, the side face of the water control device is connected to a water tank through a water pipe, and a cleaning device comprises a cleaning table and a backflow cavity formed inside the cleaning table. According to the ultrasonic cleaning device, when in use, by arranging the cleaning device, parts needing to be cleaned can be conveniently pretreated in the using process, sludge and chippings of the parts are prevented from entering the interior of the ultrasonic cleaning device and damaging the ultrasonic cleaning device, and by arranging a control device, the whole cleaning process can be conveniently controlled to be conducted in order.

The invention discloses sealed filling equipment for food processing and a filling method of the sealed filling equipment, and relates to the technical field of food processing equipment.The filling equipment comprises a conveying assembly and a filling assembly, the filling assembly is installed above a conveying belt and comprises a material storage tank and a material discharging component, and the material storage tank is installed above the conveying belt; one end of the discharging component is connected with the storage tank, the discharging end of the discharging component is arranged over the tank body and used for conveying materials in the storage tank into the tank body in an equivalent mode, when the tank body moves to the position under the discharging component, the discharging component collects the materials in the storage tank in an equivalent mode and then conveys the materials into the tank body, and when the tank body moves to the position under the sealing film, the sealing component is used for sealing the sealing film. And the film pressing part pushes the sealing film to move downwards to seal the tank body, the filling and sealing integrated equipment is higher in automation degree, the filled tank body can be sealed in time, external bacteria and impurities are difficult to enter the tank body, and the food production quality is effectively improved.

The invention discloses a pipe connecting sealing multifunctional clamp which comprises a clamp body and an inner sleeve. The inner sleeve is cylindrical, annular first protruded ridges are arranged on the inner surfaces at two ends of the inner sleeve respectively, the outer side of every first protruded ridge is provided with a second protruded ridge, isolation channels are formed between the first protruded ridges and the second protruded ridges adjacent to the first protruded ridges, the clamp body is installed on the outer portion of the inner sleeve and is used for clamping the inner sleeve, glue injecting holes are arranged between the two first protruded ridges and on a side wall of the inner sleeve corresponding to the isolation channels, glue injecting channels are arranged on a side wall of the clamp body corresponding to every glue injecting hole, and every glue injecting channel is connected with a glue injecting valve. The pipe connecting sealing multifunctional clamp can timely seal pipes, avoids production halts and has the advantages of being safe, rapid, energy-saving and consumption-reducing and reducing pollution.

The invention relates to the field of aluminum-plastic composite pipe production, in particular to a preheating annular cutting device for an aluminum-plastic composite pipe. The preheating annular cutting device comprises a horizontally arranged supporting installation cylinder, wherein a plurality of rotating installation frames are arranged at the left end of the supporting installation cylinder at equal angles; the rotating installation frames are provided with swinging installation plates leftwards; one ends of the swinging installation plates are connected with the rotating installationframes through resetting rotating shafts, and the other ends of the swinging installation plates are provided with moving guide wheels through driving rotating shafts; and an annular installation plate is arranged at the right end of the supporting installation cylinder. A continuous active guide structure is matched with an elastic adaptive structure, so that the device adapts to cutting operations of aluminum-plastic composite pipes with different pipe diameters; the device has good and accurate annular cutting rotation through a guide rotation structure; the annular cutting is achieved under the matching of a telescopic structure and a rotation structure; and meanwhile an incision after the annular cutting can be sealed in time combined with a preheating structure of the reset rotation,so that the quality of the pipe is guaranteed.

The invention discloses a carton full-bottom printing device, and a printing method, and belongs to the field of carton processing production. The carton full-bottom printing device comprises a cartonbody, a base and a printing room, wherein the printing room is positioned in the carton body; the base is fixed on the lower end of the carton body; the base is provided with a conveying belt; the side wall of the carton body is independently provided with a feeding hole and a discharging hole; one side, which is near the feeding hole, in the carton body is rotatably connected with a grinding roller; the side wall of the carton body is provided with a driving motor; the output end of the driving motor is fixedly connected with the grinding roller; and a half-tooth rotary shaft is rotatably connected in the carton body. By use of the carton full-bottom printing device disclosed by the invention, due to the arrangement of a friction sheet, the grinding roller can be conveniently subjected to temperature rise, and a flattening effect is improved. Due to the arrangement of a first air cylinder, a first guide pipe, the friction sheet, a heat guiding rod, a heat emission sheet and a first spray head, the printed carton can be conveniently dried. Due to the arrangement of a second air cylinder, a refrigeration box, a second guide pipe and a second spray head, the dried carton can be conveniently cooled.

The invention relates to a layered sampling device for water quality monitoring, which effectively solves the problem that multiple operations are required for layered sampling of water bodies, and the water samples are easily mixed; the technical solution includes an outer shell and an inner shell, and the inner shell is installed in the outer shell and It can slide up and down in the outer shell. A first pressure spring is installed between the inner shell and the bottom of the outer shell. There is a first water inlet on the left side wall of the outer shell. The clapboard is divided into multiple water storage chambers, and a second water inlet is opened on the top of the left wall of each water storage chamber, and a spring block that can be ejected inward is installed on the right side wall of the outer shell, and each storage chamber There is a vertical chute on the right side wall of the water chamber, the depth of the multiple chute decreases from top to bottom according to the arithmetic sequence, and the inner end of the bullet can extend into the chute; the present invention greatly reduces the The number of sampling operations does not need to be controlled by a solenoid valve, and it can be sealed in time after sampling, which solves the problem of mixing water samples of different depths.

The invention relates to the technical field of power distribution cabinets, and discloses an outdoor power distribution cabinet. The outdoor power distribution cabinet comprises a cabinet body, a ventilation opening and a baffle; louvers are movably connected to the front and back side surfaces of the ventilation opening; a deflection shaft is fixedly mounted on one side, close to the back surface in the cabinet body, of each louver; sliding grooves are formed in the left and right side surfaces in the cabinet body; a sliding block is movably connected to the inside of each sliding groove; transmission teeth are arranged on the back surface of each sliding block; a through hole is formed in the side surface of the cabinet body and behind the ventilation opening; and a rotating shaft is movably connected to the inside of the through hole in a sleeving mode. According to the outdoor power distribution cabinet, rainwater is gathered inside a water accumulation box and is discharged through a drainage pipe, so that blades are driven to rotate; the louvers are driven to be closed through the meshing between the teeth; the larger the rainfall in unit time is, the higher the closing speed of the louvers is; and the ventilation opening can be sealed in time, so that the rainwater cannot enter the interior of the box body, and components inside the cabinet body are protected.

The invention discloses a magnetic sealing device for a reaction chamber. A first magnet and a second magnet which are matched are arranged between corresponding positions of a reaction chamber door hole and a reaction chamber door, the second magnet is connected with the reaction chamber door through a spring, the reaction chamber door hole can be sealed and opened through the heteropolarity attraction principle of the magnets and the tension of the spring, and after a mechanical hand retracts from the reaction chamber, the reaction chamber can be reliably sealed in time. The magnetic sealing device has the remarkable advantages of being simple in structure, easy to obtain and capable of being widely applied to sealing semiconductor washing equipment, an oxidizing furnace and other equipment.

The invention provides a wireless IC card smart gas meter, which includes a support frame, a fixing unit, an auxiliary unit, a gas transmission unit and a meter body unit; the invention solves the inconvenience that the current wireless IC card smart gas meter adopts a horizontal installation structure Reading observation, and the upper display screen of the gas meter is easy to accumulate a large amount of dust, which affects the reading observation of the gas meter, and the gas meter installed with a horizontal structure is not easy to adjust the position during installation and use, which affects the use of the gas meter after installation The effect, and the long-term use of the gas meter is easy to leak, resulting in potential safety hazards and other issues.

The invention relates to a tank deck protecting device and an air pressure protecting system thereof. The tank deck protecting device comprises a cover body (1), a positive pressure protection mechanism, a negative pressure protection mechanism and a cleaning mechanism, wherein the positive pressure protection mechanism, the negative pressure protection mechanism and the cleaning mechanism are arranged on the cover body (1); and the cleaning mechanism comprises an in-tank cleaning component and a cleaning component for cleaning valve spools in the positive pressure protection mechanism and the negative pressure protection mechanism. The tank deck protection device provided by the invention can clean the valve spools in the positive pressure protection mechanism and the negative pressure protection mechanism, has convenient disassembly and assembly, and can ensure safety in use.

The invention relates to a vehicle-mounted ash pan which comprises a pan body and is characterized in that an annular slot is arranged on the upper end surface of the pan body, wherein a sealing ring is embedded in the annular slot; the sealing ring is higher than the upper end surface of the box body; the pan body is also provided with a cover body; and the cover body is in hinge joint with the pan body. The pan body is provided with the cover body, and the sealing ring is inlaid on the upper end surface of the pan body, thus when the cigarette end not extinguished falls into the pan, the cover body is put down to realize complete sealing between the cover body and the pan body, and the cigarette end is extinguished in time by isolating the air.

The invention provides a wireless IC card intelligent gas meter. The wireless IC card intelligent gas meter comprises a supporting frame, a fixing unit, an auxiliary unit, a gas transmission unit and a meter body unit. The problems that an existing wireless IC card intelligent gas meter is inconvenient to read and observe due to adoption of a horizontal mounting structure, reading and observation of the gas meter are affected due to the fact that a large amount of dust is prone to being accumulated on a display screen at the upper end of the gas meter, the position of the gas meter mounted through the horizontal structure is inconvenient to adjust in the mounting and using process, the gas meter is inconvenient to use, the use effect after the gas meter is installed is affected, the gas meter is prone to leakage in the long-term use process, and further potential safety hazards are generated are solved.

The invention discloses a magnetic sealing device for a reaction chamber. First and second magnets are arranged between the door hole of the reaction chamber and the corresponding position of the reaction chamber door, and a spring is used to connect the second magnet with the reaction chamber door. The chamber door connection uses the principle of magnets with opposite polarities to attract each other and the tension of the spring to realize the sealing and opening of the reaction chamber door hole. After the manipulator exits the reaction chamber, the reaction chamber can be reliably cleaned in time. It has the remarkable characteristics of simple structure and easy realization, and can be widely used in the sealing of equipment such as semiconductor cleaning and oxidation furnaces.