771 results about "External Liquid" patented technology

In a device for transporting liquid, liquid to be transported is enclosed by an oil droplet, which is fractionated with air, for manipulation. Moreover, as a method for supplying liquids wherein a plurality of liquids are enclosed by an oil droplet sequentially and treated, liquid enclosed by an oil droplet is formed by associating one oil with one liquid in a liquid introducing section. According to the present invention, even in the case where a plurality of liquids are manipulated, it is possible to manipulate stably without affecting other liquids. Moreover, it is possible to treat as a liquid enclosed by an oil droplet successively in the device for transporting liquid, thereby allowing the invention to be applied to a system for analyzing easily.

The invention relates to a process for strengthening the bulging of external fluid replenishing hydraulic of a protective ring of a turbine generator, which is applied to the turbine generator field. High-pressure liquid produced by an external high-pressure pump passes through a passage of a high-pressure cylinder and is injected into a closed space formed by a upper fixed cone mould, a lower movable cone mould and the protective ring by a passage in a force-reduction column of a mould part in order that the protective ring generates plastic deformation under the action of hydraulic pressure, thereby achieving the aim of strengthening the protective ring; through adjusting low pressure of liquid in a low-pressure cylinder, the stress size of a contact part between the protective ring and the mould is adjusted so as to achieve the aim of sealing and adjusting the shape and the size of the protective ring; and a displacement sensor is used to monitor the bulging size of the protective ring. The process no longer occupies large-scale hydraulic press equipment, uses a load-bearing frame with a simple structure and small dimension and an external liquid replenishing cylinder to replace a hydraulic press for strengthening the protective ring; the bulging process can substantially reduce force, is easy to control the forming process, can repeatedly bulge, greatly improve the forming precision of the protective ring and reduce the machining allowance by 1 / 3 than the routine common hydraulic bulging; and the mould has a simple structure, convenient mounting and detachment, strong universality and low production cost and can achieve higher economical benefit.

A method and system of cooling hardware, sensing hardware, and supporting code streams that enables a non-redundant liquid cooling system to be used seemlessly in conjunction with an air cooling backup solution. The result offers system speed and reliability benefits of liquid cooling except for the brief occasions when the primary cooling system has failed and air cooling takes over. Until the liquid cooling is repaired, system clocks are automatically slowed to be compatible with the circuit speeds possible at the higher temperatures associated with air cooling. When the liquid cooling is repaired, the system clocks are automatically returned to their normal fast state. Depending on the circuit technology used, a supplied voltage may be varied while being air cooled.

The invention discloses multi-herb antibacterial liquid, relates to an external medicament for treating skin diseases and a preparation method thereof, and belongs to a medical external medicament. The external liquid medicine for treating various skin diseases comprises the following medicinal components by weight: 10-20 g of folium artemisiae argyi, 10-15 g of white mulberry branch, 10-15 g of angelica root, 10-15 g of galanga, 5-20 g of isatis root, 10-15 g of mint, 10-15 g of schizonepeta, 10-15 g of lithospermum, 5-15 g of fructus forsythiaev, 10-20 g of cortex dictamni, 10-15 g of rhizoma atractylodis, 10-15 g of tuber of stemona, 10-15 g of corktree, 10-20 g of cicada slough, 10-20 g of honeysuckle, 10-15 g of divaricate saposhnikovia root, 10-15 g of scutellaria baicalensis, 10-20 g of sophora flower, 5-15 g of pepper, 10-15 g of root-bark of Chinese wolfberry, 10-15 g of seed of Job's tears, 10-15 g of cinnamon, 10-15 g of coptis, 10-20 g of astragalus root, 10-15 g of golden larch bark, 10-15 g of rhubarb, 10-20 g of safflower, 10-20 g of radix sophorae flavescentis, 10-15 g of ephedra, 5-15 g of black snake, 10-20 g of angelica, 10-15 g of asarum, 10-15 g of vermilion, 5-10 g of borneol, 5-15 g of long-noded pit viper, 10-15 g of saponin, 5-10 g of cantharis, 10-15 g of fructus cnidii and 3,200 ml of 60-degree spirit brewed from store-up grains. A product provided by the invention is dark brown liquid and has the smell of Chinese herbal medicines and mild fragrance of wine. The 39 raw material medicaments included in the product are processed through seven operation processes.

Example sealed electronics modules are described. The sealed electronics module may include electronics components. The sealed electronics module may also include one or more connectors configured to provide one or more detachable liquid connections to a liquid transporting apparatus. The liquid transporting apparatus may provide liquid communication between the sealed electronics module and an external liquid cooling module. The sealed electronics module may also include an apparatus for the cooling electronics components in the electronics module using liquid that is transported between the sealed electronics module and the external liquid cooling module.

A cooling apparatus for usage in an electronic system, a liquid loop heat exchanger body is configured for attachment to an exterior surface of an electronic system chassis.

A method is disclosed for preparing crystalline titanosilicate zeolite TS-1 from a reaction mixture containing only sufficient water to produce zeolite TS-1. In one embodiment, the reaction mixture is self-supporting and may be shaped if desired. In the method, the reaction mixture is heated at crystallization conditions and in the absence of an added external liquid phase, so that excess liquid need not be removed from the crystallized product.

The invention discloses a method for manufacturing a bimetallic metallurgical composite wear-resisting tube blank, which comprises the following steps: firstly, spraying a water-based zircon powder coating onto a metal tube die after being baked to between 200 and 300 DEG C, wherein the spraying thickness is 1.0 to 3.0mm; secondly, centrifugally casting external liquid metal on the metal tube die after being baked to between 200 and 350 DEG C, cooling the metal tube die after casting, beginning to cast internal liquid metal into the metal tube die when an internal surface temperature of the outer layer is cooled to a temperature lower than a solidus temperature of the external metal; and finally, pouring the internal liquid metal into the metal tube die for centrifugal casting, cooling the metal tube die after casting, and stopping cooling when the outer layer and the inner layer are completely solidified, then the outer layer and the inner layer are metallurgically fused completely, wherein the outer layer is made of a plain carbon steel material or a low-alloy high-strength steel material and the inner layer is made of a high-chromium white cast iron material. The invention also discloses the bimetallic metallurgical composite wear-resisting tube blank manufactured by the method. The outer-layer metal and the inner-layer metal of the tube blank manufactured by the method can be metallurgically fused completely; the qualification rate is improved; and the use safety is high.

A liquid ejecting head unit includes a liquid ejecting head that ejects liquid through a nozzle formed in a nozzle surface, and a holding member to which the liquid ejecting head is attached. Further, in the liquid ejecting head unit, the holding member includes a holder that supports the liquid ejecting head in a predetermine direction which is different from a direction of the nozzle surface of the liquid ejecting head, and a base portion that sticks out from the holder to a side which is parallel to the predetermined direction.

A liquid container includes: a liquid containing chamber that is accommodated in a pressure space and is pressurized by a pressurized fluid to be introduced into the pressure space so as to discharge a liquid stored in an inside thereof; and a liquid detection portion for detecting the liquid in the liquid containing chamber, the liquid detection portion includes: a liquid detection chamber that has a liquid inlet port communicating with the liquid containing chamber and a liquid outlet port communicating with an external liquid consuming apparatus, and a volume of which changes according to a liquid pressure between the liquid inlet port and the liquid outlet port; a detection unit that is provided on one of first and second walls opposite to each other, a distance between the first and second walls changing in accordance with the change in volume of the liquid detection chamber, for detecting a vibration wave form of the liquid; and a space forming portion that, when the volume of the liquid detection chamber is minimized, forms a predetermined space between the first and second walls.

The invention relates to a high temperature and high pressure shale well wall stability evaluation device and belongs to the technical field of evaluation devices of test of hydrocarbon reservoir protection in the process of petroleum exploration and development. The high temperature and high pressure shale well wall stability evaluation device is characterized by comprising a well wall analog device, a triaxial cell (11), a mud container (14), a piston container (16), a constant-flux pump (17), an electric metering pump (18), a mud pump (20) and a data collection processing system. The high temperature and high pressure shale well wall stability evaluation device can carry out drilling fluid washing damage test on an analog well wall on the condition that temperature, pressure and circulating fluid flow are simulated. An imaging method is used for simulating degrees of hole enlargement, hole shrinkage and collapse after the well wall is eroded by external liquid, microwaves are used for measuring the degrees, and therefore the washing degrees of the well wall and wall building situation can be observed and recorded in real time. A new method for comprehensively evaluating influence of the drilling fluid and completion fluid on instability and collapse degree of the well wall is provided. Besides, the high temperature and high pressure shale well wall stability evaluation device has the advantages of being good in repeatability, simple in structure, convenient to operate, stable in performance and the like.

A liquid sensing apparatus includes a liquid sensing chamber 33 having a liquid inlet port that is in communication with an external liquid container in which a liquid is reserved, and a liquid outlet port that is in communication with a liquid consuming apparatus, a movable member 34 movable depending on a liquid level in the liquid sensing chamber 33, a recess portion 33b, 41a for cooperating with a wall surface of the movable member 34 to form a closed space when the movable member 34 is moved to a predetermined position depending the liquid level, and a piezoelectric sensing means 40 for applying a vibration to the recess portion and sensing a state of a free vibration following upon the vibration.

The invention belongs to a testing method of permeability of porous materials, in particular to a testing method of external permeability of a fiber fabric surface and a testing mold. The method comprises the following steps: firstly, laying fiber fabric to be tested into n numbered steps on a mold panel, and then, sealing to form a mold cavity; carrying out vacuum pumping treatment, measuring and recording distance Ln between each step surface and the mold panel, injecting fluid for testing by utilizing vacuum negative pressure, and recording time tn for the flow front of the fluid for testing to reach each step surface; and drawing a linear relation graph of tn and the square of Ln, fitting to obtain a slope k, and then, calculating the external permeability K of the surface of the fiber fabric to be tested according to the formula. The testing mold comprises a mold panel and a storage tank, wherein the mold panel is fixedly connected above the storage tank to form a sealed containing cavity, micropores communicated with the sealed containing cavity are arranged on the mold panel, and a liquid flow channel communicated with an external liquid injecting system is arranged at the bottom of the storage tank. The invention has the advantages of simple operation, high accuracy, strong applicability, low cost, and the like.

The invention provides an accumulator ultralow-temperature leak test device and method. The device is mainly composed of a vacuum leak test box for containing an accumulator, a liquid nitrogen low-temperature dewar flask connected with the vacuum leak test box through a pipe with a stop valve, a helium cylinder, a nitrogen cylinder, a vacuum pump, a compressed air source, a pressure gauge located in the vacuum leak test box, a temperature sensor, a sealing tool for vertically sealing the accumulator, a glove operation connector located on a box body and the like. The sealing tool is provided with three holes, namely a liquid nitrogen injection opening, a liquid nitrogen discharge opening and a helium injection opening, and the three holes are connected into the external liquid nitrogen low-temperature dewar flask, a safety discharge region and the helium cylinder through inside-outside connection pipes of the vacuum leak test box respectively. Furthermore, the vacuum leak test box is further provided with a helium mass spectrometer access opening, one end of the helium mass spectrometer access opening is connected with an external helium mass spectrometer, and the other end of the helium mass spectrometer access opening is located in a suction cavity in the helium mass spectrometer. By means of the accumulator ultralow-temperature leak test device, ultralow-temperature leak test can be conducted on the accumulator conveniently.

The invention discloses a chemical liquid medicine quantitative proportioning, mixing and stirring device, and relates to the technical field of chemical equipment. The device comprises a supporting base and a stirring box. A rack is arranged on the upper surface of the supporting base, the rack is connected with a top plate, a driving motor is arranged on the lower surface of the top plate, and the driving motor is connected with a first rotating shaft. A second rotating shaft is arranged at the bottom of the stirring box, push rods are arranged on the two sides of the second rotating shaft,and supporting rods are rotationally connected above the push rods. Feeding cylinder bodies are arranged on the left and right sides of the stirring box. A rotating column is arranged in the stirringbox, a screw is arranged in the middle of the rotating column in the stirring box, and a nut is arranged on the surface of the screw. The driving motor drives the first rotating shaft to rotate; the first rotating shaft drives the second rotating shaft to rotate, and the second rotating shaft drives the push rods to rotate. Pistons move in the feeding cylinder bodies to form negative pressure, andan external liquid medicine reagent is input into the stirring box through a liquid inlet pipe. The nut drives main gears on the upper and lower sides, auxiliary gears and stirring rods to move up and down in the stirring box, liquid on the upper side and the lower side in the stirring box is fully stirred, and the stirring effect is effectively improved.

The invention provides a health-care external liquid medicine for treating bone hyperplasia and lumbar disc hernia, which is characterized in that: the liquid medicine is prepared by soaking 51 traditional Chinese medicines such as clematis root, cattail pollen, Chinese mugwort leaf, costustoot, erythrina bark, pangolin scales, scorpio, centipede, garden balsam stem, cassia twig, polygonum cuspidatum, red flower, common monkshood mother root, kusnezoff monkshood root, ground beeltle, manchurian wildginger, wild pepper, castor seed, dahurian angelica root, clove, pangolin scales, notopterygium root, radix angelicae pubescentis, Chinese angelica, perilla seed, medicinal cyathula root, szechuan lovage rhizome, red paeony root, corydalis tuber, pseudoginseng root, pinellia tuber, nux vomica, danshen root, pawpaw, divaricate saposhnikovia root, dried ginger, cassia bark, monkshood, fructus evodiae, lesser galangal rhizome, black pepper, star anise, dragon's blood, rhizoma arisaematis, ephedra herb, borneol, musk, chinese pine node, camphor, raw hawthorn and schisandra in grain wine for 1 month and then squeezing and filtering. The health-care external liquid medicine has the characteristics of short treatment period, good treatment effect and the like, and has the effective rate of more than 88 percent.

A liquid container includes: a liquid containing portion that is pressurized by a pressure unit and discharges a liquid stored therein through a liquid discharge port; a liquid supply port that supplies the liquid to an external liquid consuming apparatus; and a liquid detection unit that is interposed between the liquid containing portion and the liquid supply port, wherein the liquid detection unit includes: a liquid detection chamber that has a liquid inlet port to be connected to the liquid discharge port of the liquid containing portion and a liquid outlet port to be connected to the liquid supply port; a movable member that is movably accommodated in response to a liquid containing amount of the liquid detection chamber; a recess portion that partitions a detection space in cooperation with one surface of the movable member when the liquid containing amount of the liquid detection chamber becomes a predetermined amount or lesser and a piezoelectric detection unit that applies vibration to the recess portion and detects a free vibration state according to the applied vibration, and wherein the movable member is provided with two flow passages that connect the detection space partitioned through the cooperation of the recess portion to the liquid detection chamber.

The invention discloses a chemical gas and liquid mixing reactor with a gas recycling device. The chemical gas and liquid mixing reactor comprises a tank and an upper cover. An annular extension edge is arranged on the periphery of the upper end of the tank, and the upper cover is fixed onto the extension edge of the tank by the aid of a plurality of bolts; a liquid inlet pipe with an electromagnetic switch valve is arranged at the upper end of the left side of the tank, and an external liquid pressure gauge is arranged on the right side of the tank; a sampling pipe with a sampling pipe valve and a discharge pipe with a discharge pipe valve are arranged in the middle of the lower end of the tank, and a plurality of support legs are arranged at the edge of the lower end of the tank; an inverted-L-shaped mounting frame is arranged at the upper end of the upper cover, and a rotary connector is arranged on the mounting frame. The chemical gas and liquid mixing reactor has the advantages that the chemical gas and liquid mixing reactor is reasonable in structural design and is provided with the rotary connector, so that a rotary shaft can rotate while the chemical gas and liquid mixing reactor is filled with chemical gas, and the production cost can be reduced; the rotary shaft is provided with chemical gas inlet and outlet channels, and accordingly occupied spaces can be reduced.

The invention discloses a self-drilling type in-situ measuring device of coal seam gas pressure, is capable of measuring the coal seam gas pressure on the premise of not drawing out a drill rod, and is in particular suitable for measuring the hole easily collapsed coal seam gas pressure. The self-drilling type in-situ measuring device of the coal seam gas pressure comprises a drilling system, a hole sealing system and a pressure measuring system. After drilling reaches a designed drilling depth, a drilling machine is retreated and the drill rod is retracted by a distance which is larger than the width of a packer capsule groove, liquid supply pipelines and drainage pipelines are communicated, a gas pressure measuring lead and an instrument are connected, and cooling water channels are sealed and the periphery of the drill rod and a gap between walls of drilling holes are packed to form a closed space. A gas pressure measurer is opened to measure gas pressure changes in the closed space, and the stable pressure is the in-situ gas pressure. Finally, capsule pistons, packer capsules and casing capsules are operated, therefore, the communication of cooling water channels are restored, a gas pressure probe cavity is sealed, the thread position of a sliding thread casing is restored, external liquid supply pipelines and the drainage pipelines as well as a gas pressure measuring device are dismantled, and the drill rod is pulled out or continuously drilled.

The present invention relates to external liquid and solid kreotoxin (argireline) composite nanometer latex for skin and a preparation method thereof. The weight proportion of each raw material of liquid nanometer latex is 10g of isopropyl myristate, 2g of vitamin E, 0.8g of vitelline lecithin, 0.2g of ginseng saponin, 0.01g of rhodiola element, 0.005g of the argireline, 0.001g of superoxide dismutase, 0.5g of reduction type glutathione, 5g of fetal calf serum, 0.05g of hyaluronic acid, 0.05g of ceramide, 40g of distilled water, 36g of polyethylene glyceride glycol caprylic decanoate and 12g of polyglycerol fatty acid ester; the weight proportion of each raw material of solid nanometer latex is 10g of the isopropyl myristate, 2g of the vitamin E, 0.8g of the vitelline lecithin, 0.2g of the ginseng saponin, 0.01g of the rhodiola element, 0.005g of the argireline, 0.001g of the superoxide dismutase, 0.5g of the reduction type glutathione, 5g of the fetal calf serum, 0.05g of the hyaluronic acid, 0.05g of the ceramide, 40g of the distilled water, 36g of the polyethylene glyceride glycol caprylic decanoate, 12g of the polyglycerol fatty acid ester, 22g of mannitol and 3g of glycin.

A liquid sensing apparatus includes a liquid sensing chamber 33 having a liquid inlet port that is in communication with an external liquid container in which a liquid is reserved, and a liquid outlet port that is in communication with a liquid consuming apparatus, a movable member 34 movable depending on a liquid level in the liquid sensing chamber 33, a recess portion 33b, 41a for cooperating with a wall surface of the movable member 34 to form a closed space when the movable member 34 is moved to a predetermined position depending the liquid level, and a piezoelectric sensing means 40 for applying a vibration to the recess portion and sensing a state of a free vibration following upon the vibration.

The invention discloses a nodulizing and inoculating treatment process for nodular cast iron. The process includes the following steps that firstly, 1% of a nodulizing agent B, 0.2% of a Si-Ba nucleating agent, 0.3% of a Ba13 long-acting nucleating agent and press iron are sequentially added into a pit of a nodulizing package; and secondly, molten iron is poured into another pit from a furnace, 0.15%-0.3% of a Si-Ba nucleating agent is added during tapping, 0.1%-0.2% of a special-effect 1# metal-stream nucleating agent is added during pouring, and in order to guarantee nodulizing, molten iron obtained after nodulizing contains no more than 0.012% of S and 0.040+ / -0.004% of Mg. The special nodulizing and inoculating modes are adopted, so that the graphite precipitation peak is delayed to the later solidification period from the early solidification period of a casting, that is, most graphitizing expansion is delayed to the later solidification period when an inlet and an outlet of a cavity are solidified and closed, external liquid feeding is stopped and self-feeding can only be conducted through graphitizing expansion, and thus expansion is made to eliminate the shrinkage cavity and porosity more effectively.

The invention relates to a wheel hub motor and a wheel hub motor heat dissipation system. The wheel hub motor comprises a motor shaft, a motor shell, a stator and a rotor; the motor shaft is fixedlyconnected with the suspension of a vehicle; the motor shell is rotationally assembled on the motor shaft; the motor shell comprises an axial end cover part; the stator is arranged in the motor shell and fixedly arranged on the motor shaft; the stator comprises a coil winding; and the rotor is fixedly arranged in the motor shell and surrounds the stator. The wheel hub motor further comprises a shell cooling channel; the shell cooling channel is arranged in the axial end cover part and is used for cooling the coil winding; the shell cooling channel is connected with an external liquid inlet channel and an external liquid outlet channel; and the external liquid inlet channel and the external liquid outlet channel are connected with a circulating liquid supply device so as to achieve circulating liquid supply cooling. It can be ensured that the wheel hub motor is always kept in a normal temperature range, and the service life of the wheel hub motor is prolonged.

The invention discloses an implantable intracranial pressure monitoring probe and belongs to human cranial cavity monitoring devices. The implantable intracranial pressure monitoring probe comprises a probe body, wherein a groove is formed nearby the middle of the probe body; a pressure sensor is mounted in the groove; a thermistor is further mounted in the front end of the probe body and placed at the front end of the pressure sensor; wires of both the thermistor and the pressure sensor extend to the tail end of the probe body and are wrapped by wire protecting sleeves; one end of each wire protecting sleeve extends into a butting opening in the tail end of the prove body and is fixedly connected with the inner wall of the butting opening, and the other end of each wire protecting sleeve extends out of the probe body. As the pressure sensor and the thermistor are both mounted on the probe, the probe can simultaneously measure the intracranial pressure and temperature to further eliminate interference on monitoring of intracranial pressure from the temperature; as the pressure sensor is mounted in the groove, after the groove is sealed, the pressure sensor cannot be in contact with external liquid, and accordingly, the pressure measurement accuracy is effectively improved.

The invention relates to a gas phase liquid nitrogen biology storage tank and belongs to the technical field of biological medicines. The gas phase liquid nitrogen biology storage tank comprises a vacuum tank wall, an inner cavity located in the vacuum tank wall, and a tank opening for communicating the inner cavity and the outer side of the vacuum tank wall. The inner cavity is internally provided with an inner cavity liquid nitrogen layer located on the bottom, and a cryopreservation frame platform located above the inner cavity liquid nitrogen layer. A cryopreservation frame is placed on the cryopreservation frame platform. A liquid nitrogen storage cavity is arranged between the vacuum tank wall and the inner cavity. The liquid nitrogen storage cavity is communicated with the inner cavity through a liquid supplementing pipe, the liquid nitrogen capacity in a tank body is increased greatly, evaporation of liquid nitrogen in an inner cavity body is reduced, temperature uniformity in the tank body is also improved, the liquid nitrogen consumption amount is reduced, and thus the use cost is reduced wholly and greatly. Meanwhile, the number of times and the use frequency for replacing external liquid nitrogen tanks are reduced, and daily use and maintenance are more convenient. Moreover, the gas phase liquid nitrogen biology storage tank is simple in structure and also fairly wide in application range.

The invention discloses an intracranial pressure monitoring drain tube and belongs to the technical field of intracranial drain tube devices. The drain tube comprises an intracranial pressure monitoring probe and a drain tube, wherein a rigid silicon rubber head is arranged at the front end of the drain tube, and a drain butt port is formed at the tail end of the drain tube; the intracranial pressure monitoring probe is embedded at the front end of the interior of the drain tube; a drain pore is formed on the lateral side of the drain tube; a rectangular hollow groove is formed in the middle of the intracranial pressure monitoring probe; a silicon substrate to which a pressure strain foil is attached is closely attached to the groove, and the periphery of the groove is completely sealed by silica gel; a first drain pore is formed on a part, corresponding to the pressure strain foil, of the top of the drain tube; and a thermocouple is arranged on the rigid silicon rubber head at the front end of the drain tube. By utilizing the intracranial pressure monitoring drain tube, the intracranial pressure is monitored in real time in an intracranial draining process, the hard silicon rubber head arranged at the front end causes less damage to brain tissues and nerve fibers; the first drain pore can be used for realizing drainage, and ensures that the pressure strain foil can be directly contacted with an external liquid, so that the monitored pressure is more accurate.

The invention discloses equipment and a method for recycling freon. The equipment comprises a condensate separator, wherein a gas freon inlet and a liquid nitrogen inlet are formed in a side surface of the condensate separator; a nitrogen outlet is formed in the top of the condensate separator; a liquid freon outlet for recycling liquid freon is formed in the bottom of the condensate separator; a heat exchanging coiled tube is arranged in the condensate separator; an inlet of the heat exchanging coiled tube is connected with an external liquid nitrogen source through the liquid nitrogen inlet; an outlet of the heat exchanging coiled tube is connected with one end of a heat exchanging tube of a refrigerator through a cold-insulation pipe; the other end of the heat exchanging tube is connected with the gas freon inlet; and nitrogen is discharged outwards via a cold-insulation pipe connected to the nitrogen outlet. A physical cooling method is used, pollution-free liquid nitrogen serves as coolant, and the freon is recycled conveniently and efficiently. The equipment has the advantages that the investment is low, a technology is simple, the recovery rate is high, shaping equipment can be manufactured in batches, resources are efficiently recycled greatly, emission of the freon is reduced, and environmental and social benefits are excellent.

An electronic device is disclosed including a housing including an outer wall, an inner, and a first through hole formed in the inner space, an audio module located in the inner space, a support structure located in the inner space between the audio module and the first through hole and including a second through hole; and a waterproof structure located in the inner space between the support structure and the outer wall including a flexible gasket. The gasket may include an outer rim, a recess portion moveable between the first through hole and the second through hole, and a connection portion between the rim and the recess portion, including at least one opening around the recess portion, such that the opening and the second through-hole form a sound path between the audio module and the first through-hole in the absence of pressure from an external liquid.