443results about How to "Improve airtightness" patented technology

The invention provides a process for preparing various nutritional ingredients from oats, and relates to the technical field of deep processing of oats. The process comprises the following steps: crushing and sieving oats to obtain oat bran; the method comprises the following steps: extracting oat bran through a supercritical extraction technology to obtain pretreated oat bran and an extract, and carrying out gradient membrane treatment and membrane ultrafiltration on the extract to obtain oat oil; extracting the pretreated oat bran through continuous sectional extraction equipment; after first-stage protein extraction, second-stage dextran extraction, third-stage immobilized enzymolysis and fourth-stage filler decoloration, the materials enter a system balance tank, and membrane separation and concentration are performed to obtain the oat beta-dextran. According to the invention, various nutrient substances such as oat beta-glucan, oat protein, oat oil and the like can be extracted at the same time, the defects in the prior art are overcome, the automation degree is high, and energy conservation and emission reduction are realized.

The invention discloses a buoyancy pipe penetrating construction method, which is characterized in that a water source is used as a medium between an outer sleeve and an inner penetrating pipe, so that the smoothness of the construction process is ensured, and an inlet hole water stopping device and an outlet hole water stopping device are respectively arranged at two ends of the outer sleeve and are used as a sealing system of the water source. In addition, a limiting device, a limiting roller and an anti-collision roller are installed at the position of the inlet hole, the inner wall of the outer sleeve and the end of the inner penetrating pipe respectively. And finally, the inner penetrating pipe is smoothly pushed into the outer sleeve under the action of buoyancy. The problems that in a traditional roller launching method, a method for installing trundles on the outer wall of a pipeline and a pulley block propelling method, the roller structural strength is insufficient, durability is poor, and an outer anticorrosive coating of the pipeline is prone to being damaged are effectively solved, and the method is particularly suitable for large-diameter and long-distance inner penetrating pipe construction with the high requirement for finished product protection; and the method has good economical efficiency and implementation effect.

The utility model discloses a cleaning assembly for cleaning a feeding and discharging mechanical arm of a laser cutting machine, and the mechanical arm comprises a suction cup arm, a suction cup seat connected to the suction cup arm and suction cups distributed on the suction cup seat at intervals, the cleaning assembly comprises an assembly base and cleaning units installed on the assembly base at intervals, and each cleaning unit is composed of a motor, a motor output shaft perpendicularly connected to the motor, a cleaning brush installation shaft coaxially installed with the motor output shaft and a cleaning brush installed on the cleaning brush installation shaft. The motor is fixed on the assembly base through a motor mounting plate and a bolt, the cleaning brush mounting shaft is cylindrical, a plurality of convex blocks are arranged at one end, close to the brush head, of the cleaning brush mounting shaft, the convex blocks are symmetrically arranged along the axis of the cleaning brush mounting shaft, through holes are formed in the mounting shaft at the convex blocks along the vertical axis, and spring pins are arranged in the through holes. The cleaning assembly disclosed by the utility model can be used for quickly cleaning sundries on the sucking disc and prolonging the service life of the sucking disc.

The invention discloses a spraying device for grassland ecological soil remediation in the technical field of ecological remediation. The spraying device comprises a vehicle body, a storage assembly is installed at the top end of the vehicle body, a lifting cavity is formed in the vehicle body, a lifting assembly is arranged in the lifting cavity, a supporting plate is fixedly connected to the bottom of the lifting assembly, and a plurality of spraying assemblies are linearly arrayed at the bottom of the supporting plate; a pump assembly is arranged in the vehicle body; the spraying assembly and the storage assembly are both communicated with the pump assembly; and each spraying assembly comprises a rotating hole column fixedly connected to the bottom of the supporting plate, a spraying ring is annularly arranged on the surface of each rotating hole column, a plurality of spraying openings communicating with the storage assembly are formed in the bottom of each spraying ring, and a plurality of injection assemblies are arranged in each rotating hole column. Through cooperative assistance of the lifting assembly, the spraying assembly and the injection assembly, when the grassland surface soil is hard, spraying remediation can be conducted on the grassland soil surface, meanwhile, injection of liquid medicine can be completed by going deep into the grassland soil, and the ecological remediation effect of the grassland soil is improved.

The utility model discloses cigarette packaging paper. The cigarette packaging paper comprises an inner part, an outer part, a release layer (105) and an adhesive sticker layer (106), wherein the release layer (105) and the adhesive sticker layer (106) are arranged between the inner part and the outer part; the outer part sequentially comprises an outer PE (polyethylene) lamination layer (101), an outer paper layer (102), an outer composite adhesive layer (103) and an outer PET (polyethylene terephthalate) layer (104); the inner part sequentially comprises an inner PET layer (107), an inner composite adhesive layer (108), an inner paper layer (109) and an inner PE lamination layer (110); the release layer (105) is close to the outer PET layer (104), and the adhesive sticker layer (106) is close to the inner PET layer (107). According to the utility model, the outer PE lamination layer and the inner PE lamination layer are respectively laminated on the outermost layer and the innermost layer of the packaging paper to form the double-sided laminated paper, so that the leakproofness and the barrier property of the paper are effectively improved. The pressure relief device is arranged at the bottom of the packaging box, so that the problem that the whole packaging box swells due to the fact that the sealing performance of the packaging box is improved is solved.

The utility model provides a lithium battery material deironing machine, relates to deironing equipment technical field, including device body, a plurality of magnetic bar and drive mechanism, the inside of device body is provided with work chamber, work chamber passes through vertically set division plate and forms adsorption area and deironing area, on the division plate is provided with a plurality of first through-hole, a plurality of second through holes are formed in the two side faces, parallel to the partition plate, of the device body, magnetic bar scraping rings are arranged in the second through holes, the second through holes correspond to the first through holes one to one, a feeding port is formed in the top of the device body, and a discharging port and an iron discharging port are formed in the bottom of the device body. The adsorption area is communicated with the feeding port and the discharging port, the iron removing area is communicated with the iron discharging port, the multiple magnetic bars penetrate through the first through hole and the second through hole, and the driving mechanism drives the multiple magnetic bars to do reciprocating motion in the working cavity in the axial direction of the magnetic bars. According to the utility model, scrap iron adsorbed on the magnetic bar can be automatically removed, and the working efficiency is improved.

The present invention relates to a mine plugging method and structure thereof, which uses roughening and grooving of cave walls, brickwork, temporary water diversion, clay filling, and concrete plugging of wellheads to plug the mine. The present invention sets a clay filling section before the concrete plugging section, and performs interval grooving around the cave wall of the set clay filling section, which can ensure that the filled clay is completely combined with the cave wall to prevent water seepage; to ensure that the clay filling is dense, brickwork is set at both ends of the clay filling section, and the brickwork is tightly attached to the cave wall to prevent seepage. The technical solution of the present invention is safe, reliable, efficient, and fast, and complies with relevant national technical specifications, greatly improving the airtightness and firmness of the plugging of mine water gushing, and eliminating the environmental pollution risk of abandoned mine water gushing.

The invention discloses a low-permeability coal seam gas efficient extraction device and extraction method, and relates to the technical field of gas extraction, the low-permeability coal seam gas efficient extraction device comprises a drilling well and further comprises an adjusting device, a sealing plate is fixedly installed on the inner wall of the drilling well, an extraction pipeline fixedly penetrates through the upper wall and the lower wall of the sealing plate, and extraction equipment is arranged at the top of the extraction pipeline; a moving pipe is slidably mounted on the inner wall of the extraction equipment, the adjusting device comprises an adjusting groove, a U-shaped frame, an adjusting rod, a moving ring, an adjusting hole, a placing groove, a cambered surface block, a cambered surface plate and a linkage plate, the moving pipe moves downwards to drive the moving ring to move downwards, and the moving ring moves downwards to scrape the inner wall of a drilling well so as to damage a microscopic coal seam structure of the inner wall of the drilling well. By scratching the coal seam surfaces with different depths, the microstructure of the coal seam can be destroyed, cracks of the coal seam are increased, and therefore the gas extraction efficiency is improved.

The invention discloses a reaction kettle with multiple locking structures and a use method of the reaction kettle, and belongs to the technical field of reaction kettles, multiple groups of discharging cavities are formed in the outer wall of a kettle body, flashboards for opening and closing the discharging cavities are arranged in a shrinkage cavity in a sliding manner, and a gear ring is rotationally arranged in a communication cavity; a plurality of groups of swing cavities communicated with the mounting groove are further formed in the kettle body, annular grooves are formed in the tops of the swing cavities, and a plurality of groups of insertion blocks matched with the insertion holes are fixedly arranged at the bottom of the kettle cover; the top of the gear ring is fixedly connected with multiple sets of connecting columns, and the tops of the connecting columns are connected with a linkage ring arranged in the annular groove. An arc-shaped cavity is formed in the inserting block, and a plurality of sets of locking arc plates matched with the arc-shaped cavity are fixedly arranged at the top of the linkage ring; a plurality of groups of heating rods are arranged on the inner wall of the kettle body, and a temperature control panel is also arranged on the outer wall of the kettle body. Opening and closing of the discharging cavity and locking and unlocking of the kettle cover can be synchronously achieved through the gear ring and the gate plate, the structure is stable and effective, and the treatment efficiency and the sealing effect of the reaction kettle are also improved.

The present invention relates to the field of cable terminals, and in particular to a cold shrink cable terminal, comprising a terminal shell, both ends of which are open, and cables are inserted into the openings, and characterized in that two groups of fixing rods are fixedly installed inside the terminal shell, and two groups of symmetrically arranged sealing components are slidably arranged at the fixing rods, and tubular sealed air bags are connected between the sealed components to preliminarily block the gaps between the cables. In normal temperature weather, the present invention effectively seals the cable connection through the sealed air bags, and after the temperature reduction treatment, the sealed air bags affected by the cold shrinkage drive the sealed components to move, thereby sealing the internal space, and can effectively divert rainwater to avoid affecting the internal cables.

The invention provides a pipe fitting connector locking structure which comprises a fixing sleeve, limiting clamping rings are installed at the two ends of the fixing sleeve correspondingly, locking rails are installed on the two limiting clamping rings correspondingly, positioning grooves are formed in the two limiting clamping rings correspondingly, adjusting plates are installed in the positioning grooves, the locking rails are located on the rear sides of the adjusting plates, and the locking rails are located on the rear sides of the adjusting plates. A locking rail is installed on the rear side of the adjusting plate and located on the outer side of the positioning groove, a locking structure is installed on the rear side of the adjusting plate and located in the locking rail, a plurality of clamping plates are installed in the limiting clamping ring, adjusting pieces are installed on the clamping plates, and a sealing structure is installed in the fixing sleeve. The fixing sleeve has the following beneficial effects that the calibers of the two ends of the fixing sleeve can be conveniently adjusted according to the calibers of the pipe fitting connectors, and the adaptation degree between the fixing sleeve and the pipe fitting connectors is improved.

The utility model relates to an air tightness and waterproof reinforcing structure for an ultra-low energy consumption building formwork-removal-free outer wall through-wall pipeline, which comprises a through-wall sleeve and an inverted conical silica gel sleeve, the through-wall sleeve penetrates through a wall body, the size of a pipe hole of the through-wall sleeve is matched with the outer diameter of the pipeline, and the inverted conical silica gel sleeve is arranged in the through-wall sleeve. Two ends of the wall bushing are respectively provided with an inverted conical silica gel sleeve, each inverted conical silica gel sleeve is provided with an inner hole, the pipeline is arranged in the wall bushing in a penetrating manner, and two sides of the pipeline are limited by the inverted conical silica gel sleeves to form a high-inside low-outside direction from inside to outside from a wall body. The utility model has the advantages that the airtight type, the heat preservation property and the waterproof property between the pipeline and the wall bushing can meet the technical requirements, and meanwhile, the pipeline can adapt to the influence of more external factors; the method has a reliable prevention and treatment effect, ensures that the through-wall pipeline is free of air leakage and leakage, and is good in heat preservation, high in deformation resistance, few in construction procedures, convenient to construct, good in quality and capable of saving manpower and material resources.

The invention discloses a nucleic acid detection card box, detection equipment and a detection method, and relates to the technical field of nucleic acid detection. A housing; a table; the magnetic attraction assembly is arranged on the workbench and used for attracting the magnetic beads into the pipettor; a rotating assembly; a pipetting assembly; and the lifting assembly is used for driving the pipetting assembly to lift, so that the pipetting assembly is communicated with or disconnected from the pipettor. The card box comprises a card box upper split body; the lower card box split body is rotationally connected with the upper card box split body, a plurality of detection grooves are formed in the lower card box split body, and magnetic beads are arranged in the detection grooves; the invention discloses a pipettor. In the whole process of transferring the solution by the pipettor, the magnetic beads are attracted by the magnetic attraction assembly in the detection equipment, and air flow is increased through the blowing and attraction action of the pipettor, so that residual liquid in the magnetic beads or other impurities influencing PCR (Polymerase Chain Reaction) can be removed as much as possible, the extracted nucleic acid has fewer impurities compared with the conventional extracted nucleic acid, and the amplification effect is better.

The utility model discloses a rotary separator which comprises a lower shell and an upper shell, openings are formed in the upper end and the lower end of the lower shell, a star-shaped discharging plate is rotationally connected into the lower shell, a feeding port is formed in the top of the upper shell, an air outlet is formed in the side edge of the upper shell, a feeding channel communicated with the feeding port is formed in the lower shell, and filter screens are arranged on the two sides of the feeding channel. In the waste discharge process, a negative pressure space is formed at the waste inlet, so that waste gas is collected, and the pollution of the waste gas to the environment is reduced.

The utility model discloses a rubella virus IGG antibody detection kit, and relates to the technical field of kits, in particular to a rubella virus IGG antibody detection kit which comprises a kit body, an adjusting sliding groove is formed in the inner bottom wall of the kit body, a supporting sliding rod is arranged in the adjusting sliding groove, the outer surface of the supporting sliding rod is connected with a connecting sliding block in a sliding mode, and the connecting sliding block is arranged in the adjusting sliding groove. And connecting springs are arranged on the outer surfaces of the connecting sliding blocks. According to the rubella virus IGG antibody detection kit, supporting sliding rods, connecting sliding blocks, connecting springs, a fixing frame, clamping plates, first springs and spring dampers are arranged in a matched mode, in the using process, after a reagent penetrates through a protective baffle, the clamping plates are extruded, the first springs are extruded, the distance between the clamping plates is adjusted, the reagent is inserted into the clamping plates, the clamping plates are clamped, the clamping plates are clamped, and the clamping plates are clamped. Meanwhile, the lower end of the kit is propped against the soft rubber protective pad, so that the rubella virus IGG antibody detection kit has the effects of conveniently and quickly fixing the reagent and improving the shock resistance.

The invention relates to the technical field of water conservancy devices, and discloses a self-adjusting integrated gate which comprises a gate frame, a gate base and a gate frame, the gate base is arranged at the bottom of a water flow channel, the gate frame is arranged on the gate base, when the gate falls down, water flow cannot pass through, and the gate is composed of a first gate body and a second gate body. The first gate is arranged on the front side of the second gate, a gap is formed between the first gate and the second gate, a first gate notch and a second gate notch corresponding to the first gate and the second gate in position and shape are formed in the gate base, a base water inlet is formed in the front side of the gate base, and a base water outlet is formed in the rear side of the gate base. The base water inlet is communicated with the first gate notch, the base water outlet is communicated with the second gate notch, a water storage cavity is formed between the first gate notch and the second gate notch, the first gate notch and the second gate notch are communicated through the water storage cavity, and the bottom of the base water outlet is arranged in a downward inclined mode.

The invention discloses a machine body structure for chip detection equipment, which comprises an outer shell, a control structure, a plurality of cavities, a door plate, a heat dissipation plate and a drawer, and further comprises a fixed-point temperature control structure, a plurality of diathermanous grooves are formed in the side direction of the drawer, and the fixed-point temperature control structure comprises penetrating structures arranged on the side surfaces of the cavities; a fixing structure corresponding to the diathermanous groove is arranged on the penetrating structure; an inner groove is formed in the side, close to the heat dissipation plate, of the bottom of the drawer, the inner fixed point in-place structure comprises an electric pulling piece arranged in the cavity, a matching piece is movably arranged at the output end of the electric pulling piece, the direction of the matching piece is adjusted through a direction adjusting piece, an electric linkage piece is arranged above the electric pulling piece, and the electric linkage piece is connected with the drawer. The accuracy of test data can be improved.

The utility model discloses an ozone water cup with vertical array electrodes. An ozone device comprises an ozone generating unit and a working power supply unit for supplying power to the ozone generating unit, the ozone generating unit comprises an ozone base arranged in the mounting cavity, an ozone generating cavity structure is formed on the ozone base, an ozone generating cavity is communicated with the ozone cup body, and a plurality of groups of electrode plates for generating an ozone effect are arranged in the ozone generating cavity; each group of electrode plates is divided into anode plates and cathode plates according to electric polarity, the anode plates and the cathode plates are vertically arranged at intervals, and the cathode plates are arranged on the two sides of the anode plates; the ozone device adopts a vertically arranged anode plate and cathode plate structure, so that the effective contact area between an electrode plate (ozone) and water can be effectively increased, the working efficiency can be effectively improved, an ozone water cup can obtain ozone water with enough high concentration in a very short time, the ozone water is used for gargling and cleaning the oral cavity, the oral cavity can be effectively disinfected, and the service life of the ozone water cup is prolonged. Oral bacteria are killed, oral cavity, periodontal and gingivitis are inhibited, and oral malodor is eliminated.

The utility model discloses an acid etching liquid regeneration cycle copper recovery device, which relates to the technical field of etching liquid regeneration cycle and comprises an electrolytic tank, a cover plate is arranged on the upper side of the electrolytic tank, an ionic membrane is fixedly connected inside the electrolytic tank, and a cathode reaction tank is formed inside the electrolytic tank and on the left side of the ionic membrane. The lower end of the cathode port penetrates through the upper side of the cover plate and is fixedly connected with a cathode reaction rod, a T-shaped sliding groove is formed in the left side of the cathode reaction tank, a T-shaped sliding block is slidably connected into the T-shaped sliding groove, a connecting rod is fixedly connected to the right side of the T-shaped sliding block, and a removing sleeve is fixedly connected to the right side of the connecting rod. And the interior of the removing sleeve is in sliding connection with the surface of the cathode reaction rod. Through the arrangement of the T-shaped sliding groove, the T-shaped sliding block, the connecting rod, the push rod and the removing sleeve, the copper simple substance on the surface of the reaction rod can be effectively removed, the reduction reaction rate of bivalent copper ions is increased, and the working efficiency of copper recovery is effectively improved.

The invention belongs to the technical field of optical fiber manufacturing, and relates to a coating device for enabling an optical fiber to automatically pass through in an optical fiber drawing process, which comprises a coating unit for coating the optical fiber; the guiding unit is used for guiding the optical fiber to enable the optical fiber to automatically pass through the coating unit and the guiding unit in sequence; after the structure is adopted, the device has the beneficial effects that the device is safe and reliable, and the optical fiber can automatically penetrate through the coating mold only by means of compressed air.

The utility model belongs to the technical field of water stop structures, and particularly relates to an LUUI closed type rubber water stop belt and a water stop structure used at the joint of a new building and an old building. The water stop belt comprises a double-U-shaped sealing belt, an L-shaped wing plate belt and an I-shaped wing plate belt. The double-U-shaped sealing belt is formed by oppositely buckling two U-shaped belts to form a sealed whole; the L-shaped wing plate belt and the I-shaped wing plate belt are fixed to the two opposite sides of the double-U-shaped closed belt respectively. The water stop structure comprises an L-shaped groove body formed in the side, close to a joint, of an original building, and an L-shaped wing plate strip is matched with the L-shaped groove body and fixed to the L-shaped groove body. The double-U-shaped sealing belt is arranged in a joint of an original building and a new building, and the width B of the double-U-shaped sealing belt is matched with the width of the joint. And the I-shaped wing plate strip is poured in a new building. The LUUI closed type rubber waterstop and the waterstop structure can adapt to telescopic displacement and uneven settlement difference between new and old building concrete, so that the waterstop does not lose efficacy due to overlarge settlement difference and vibration dislocation, and potential safety hazards caused by premature tearing failure are avoided.

The utility model relates to the technical field of anti-explosion pressure relief devices, in particular to a control valve with an anti-explosion pressure relief structure, which comprises a connecting pipe arranged on the surface of a first valve body, a first limit ring arranged on the outer surface of the connecting pipe, an external thread arranged on the surface of the connecting pipe, and a second limit ring arranged inside the connecting pipe, the second valve body is composed of a first sleeve and a second sleeve, internal threads are formed in the first sleeve, a cross-shaped guide piece, a spring and a piston are arranged in the second sleeve, a first sealing ring is fixed to the surface of a first limiting ring, a second sealing ring is fixed to the surface of a second limiting ring, and the cross-shaped guide piece is arranged at one end of the second sleeve; the control valve with the anti-explosion pressure relief structure has the advantages that the technical problem that an existing anti-explosion pressure relief valve is complex in structure and inconvenient to quickly relieve pressure is solved, meanwhile, the control valve is simple in structure and convenient to install, and the maintenance cost is reduced.

The utility model discloses a magnetic ring structure of a diving flashlight, which comprises a flashlight body provided with a Hall element used for adjusting illumination intensity and a lens used for adjusting illumination range, and further comprises an adjusting rotating ring sleeved on the outer ring of the flashlight body, a magnet I corresponding to the Hall element is mounted on the adjusting rotating ring; the adjusting sliding block is in sliding connection in the axial direction of the flashlight body, a second magnet is installed on the adjusting sliding block, a third magnet opposite to the second magnet in magnetism is installed at the position, corresponding to the second magnet, of an inner cavity of the flashlight body, and the third magnet is connected with the lens. The structure that the adjusting swivel and the first magnet are used for adjusting the illumination intensity and the structure that the adjusting sliding block and the second magnet are used for adjusting the illumination range of the light-emitting element are arranged on the outer wall of the flashlight body are adopted, hole-free design installation is adopted, the sealing performance of the flashlight can be improved, and the performance of the flashlight in the underwater high-pressure environment is improved.

The utility model discloses a quick plugging device for drilling, and relates to the field of drilling construction, and the quick plugging device comprises a hard pipe and a soft pipe; the hose is arranged in the hard pipe, the cutting part used for cutting the hose is arranged on the inner circumferential face of the hard pipe, the hose can be cut through the cutting part so that the second material in the hose can be mixed and make contact with the first material in the annular space, then the fully-mixed materials are poured into a drill hole, and the materials can well permeate into fine cracks and permeate along the cracks; broken surrounding rocks are bonded together, so that the effects of reinforcing and plugging are achieved; the quick plugging device can be prefabricated and packaged, meets different requirements, is operated manually, is simple and quick, has the advantage of short hole sealing time, solves the problems of large construction amount, high labor intensity, easy water leakage, easy fracturing, short service life and the like in traditional construction, reduces the labor intensity of workers, can improve the leakproofness and the pressure bearing capacity, and is suitable for popularization and application. And good economic benefits can be obtained.

The utility model discloses a silicon material slice spraying device with a novel positioning structure, which relates to the technical field of silicon material slice processing and comprises a right-angle bent plate, a water inlet pipe is arranged on the outer surface of one side of the right-angle bent plate, a water diversion plate is arranged in the water inlet pipe, and a water outlet groove is arranged on the outer surface of the bottom of the water inlet pipe. A water inlet pipe connector is arranged on the outer surface of the water inlet pipe, a bent pipe connector is arranged at the tail end of the water inlet pipe connector, a supporting flat plate is arranged at the top end of the water inlet pipe, and a first long bent plate is arranged on the lower side of the water inlet pipe. According to the novel silicon material slice spraying device with the positioning structure, water flow sprayed in the water inlet pipe can be controlled and adjusted through the arranged water distribution plate and the water outlet adjusting plate, so that a curtain-shaped water curtain can be formed at the liquid outlet, the water flow is uniform in size, continuous and consistent, and free of a flow cutoff phenomenon, and sufficient cooling of a cutting line is ensured; and the risk of line breaking in the wafer cutting process caused by non-uniform cooling is prevented, and the yield of output is improved.

Provided is a bicycle rim pressure-sensitive adhesive (PSA) tape having good workability. The bicycle rim PSA tape is a pressure sensitive adhesive sheet used for sealing a spoke hole in a bicycle rim; includes a support substrate, and a PSA layer on one surface of the support substrate; has a peel strength of 2 N / 20 mm or more, as attached onto an aluminum plate as an adherend for 10 seconds and then measured under conditions at a tensile rate of 300 mm / min and a peel angle of 180°, under a temperature condition of 0°C; and has a shear adhesive strength of 200 N / 400 mm2 or more, as measured with employing an aluminum plate as an adherend under a temperature condition of 0°C.

The utility model relates to the technical field of electronic cigarettes, and discloses an atomization main machine. The atomization main machine comprises a suction nozzle and an atomization assembly, and the suction nozzle is provided with an air suction cavity; the suction nozzle is installed on the atomization assembly, the atomization assembly comprises an oil storage cavity, an oil injection hole, an atomization cavity and an oil inlet hole, the oil storage cavity is communicated with the outside through the oil injection hole and the air suction cavity in sequence, the oil storage cavity is communicated with the atomization cavity through the oil inlet hole, the atomization cavity is communicated with the air suction cavity, and a heating part is installed in the atomization cavity; a first elastic oil sealing part and a second elastic oil sealing part are arranged in the oil injection hole, and the first elastic oil sealing part and the second elastic oil sealing part abut against each other; the oil injection device can inject tobacco tar into the oil storage cavity after penetrating through the first elastic oil sealing part and the second elastic oil sealing part; and after the oil injection device leaves from the first elastic oil sealing part and the second elastic oil sealing part, the first elastic oil sealing part and the second elastic oil sealing part can reset and seal the oil injection hole under the elastic action of the first elastic oil sealing part and the second elastic oil sealing part. The technical problem that tobacco tar in a tar storage cavity may leak is solved.

This invention provides a power packaging structure and power module, including a substrate, a power chip, several conductive pillars, a molding compound, and several front-side lead-out terminals. The conductive pillars are sequentially divided into a first structure and a second structure along a direction away from the top surface of the substrate, and the bottom surface of the first structure is fixed to the electrode lead-out area on the top surface of the substrate. Since the cross-sectional area of ​​the first structure is smaller than that of the second structure of the conductive pillars, and several conductive pillars are fixed to the top surface of the substrate, the space requirement for the conductive pillars on the substrate is greatly reduced by decreasing the contact area between a single conductive pillar and the top surface of the substrate, thereby reducing the size of the substrate and consequently lowering the packaging cost.

The waterproof window belongs to the technical field of doors and windows and comprises a window frame and a window sash, the window frame and the window sash are connected through an upper sliding support and a lower sliding support, the window frame comprises a frame, a blocking plate is fixedly arranged on the inner side face of the frame, and a sealing groove is formed in the front end face of the blocking plate; a first sealing strip is laid in the sealing groove along a groove body, corner cover pieces are laid at the four corners of the sealing groove, upper lap-joint notches are formed in the two ends of the first sealing strip, and lower lap-joint notches are formed in the two ends of the corner cover pieces. The end of the first sealing strip is in tight lap joint with a lower lap joint notch in the end of the corner cover piece through an upper lap joint notch, the window sash comprises a sash frame, and laminated glass is fixedly arranged in the sash frame. The utility model aims to solve the problem that the waterproof leakproofness of the whole adhesive tape is affected by gaps easily appearing at corners when the adhesive tape is sealed on a window frame.

A shell used for installing a socket module, a USB charging module and a power line is formed through cooperation of a seat body and a cover body, the bottom of the seat body is open, and a clamping strip extending towards the direction of the cover body is arranged on the bottom wall of the seat body. A clamping groove allowing the clamping strip to be inserted is formed in the position, corresponding to the clamping strip, of the top wall of the cover body, a plurality of pressing blocks are formed on the side, close to the interior of the shell, of the clamping groove at intervals, after the shell is formed after the cover body and the base body are locked, the clamping strip is inserted into the clamping groove, and the side, close to the interior of the shell, of the clamping strip abuts against the pressing blocks. According to the utility model, the connecting structure at the matching part of the cover body and the seat body is optimized, the overall leakproofness of the shell is improved to a certain extent through the insertion matching of the clamping strip and the clamping groove and the abutting matching of the pressing block and the clamping strip, and the situations of electric leakage, water inflow and the like are avoided.