70results about How to "Easy to vent" patented technology

According to the diesel engine cylinder block bolt hole core forming method, the bolt hole core manufacturing technology is optimized, so that the bolt hole core molding sand density is increased, the sand mold strength is guaranteed, the problem that the surface quality of a casting is affected due to unsmooth exhaust of a traditional bolt hole core is solved, follow-up cleaning is convenient, and the production efficiency is improved. The sand burning problem of the diesel engine cylinder block bolt hole is effectively solved, the surface smoothness of a casting is good, manual cleaning due to the sand burning problem is not needed, the production cleaning efficiency is improved, the casting quality is ensured, a coating in the bolt hole is easy to shell after shakeout, a bolt is through after shot blasting, the sand burning condition of the bolt hole is greatly improved, and the process guarantee is improved through superposition of multiple schemes; the defects such as sand sticking and air holes of bolt holes are thoroughly overcome, and the surface quality and cleaning efficiency of castings are improved.

This utility model provides a pile head reinforcement structure for construction in hard rock formations, including a steel sleeve, a grouting structure disposed between the steel sleeve and the outer surface of the pile head, a shear structure for forming a mechanical interlocking effect between the pile head and the steel sleeve, an anchoring structure for reliable connection with the pile body, a pressure-bearing flange disposed at the bottom of the steel sleeve, and a reinforcing rib structure arranged on the outer wall of the steel sleeve. The steel sleeve is fitted around the periphery of the precast pile head, and the grouting structure fills the space between the inner wall of the steel sleeve and the outer surface of the pile head and is fixed to both. This pile head reinforcement structure for construction in hard rock formations solves the problem that, due to the lack of effective structural reinforcement and circumferential restraint measures for precast pile heads in related technologies, pile heads are prone to spalling, crushing, cracking, and other damage under high loads and impact conditions.

The application discloses a forming die of a rubber guide sleeve with a metal framework and a preparation method thereof. The forming die comprises an upper die, a middle die and a lower die. The upper die comprises an upper disc and a cylinder. The cylinder is provided with a positioning hole. The lower surface of the upper disc is provided with a chamfered upper cavity groove. The lower die comprises a lower disc, a circular table and a positioning boss. The upper surface of the circular table is provided with a chamfered lower cavity groove. The middle die is provided with a cavity hole in the center. When the die is closed, the positioning boss of the lower die is inserted into the positioning hole. The positioning boss is provided with a support ring which is provided with a recess forming pin. The outer wall of the cylinder is provided with a metal framework. The chamfered upper cavity groove, the outer wall of the cylinder, the outer side wall of the support ring, the chamfered lower cavity groove and the inner wall of the cavity hole form a forming cavity. After vulcanization of the product is completed, the forming pin is accurately positioned, the square recess around the inner diameter of the metal framework guide sleeve meets the design requirements, the die opening and the product demolding are smooth, the operation is simple, safe and reliable, and the manufacturing cost is low.

This application discloses a positive pressure connector with a rotatable retaining ring, comprising an inner liner, a three-way outer shell, an elastic capsule, and a rotatable retaining ring. The three-way outer shell includes a connecting outer shell and a connecting side tube connected thereto. The two ends of the connecting outer shell are an installation port and a liquid inlet, respectively. The inner liner includes a connecting post and a stop plate. The stop plate is connected to the outside of the connecting post and to the installation port of the connecting outer shell. One end of the connecting post extends into the connecting outer shell and connects to the elastic capsule. An infusion inner hole is formed along the length of the end of the connecting post away from the elastic capsule. A communicating inner hole is formed along the radial direction on the connecting post. The two ends of the communicating inner hole communicate with the infusion inner hole and the inner cavity of the connecting outer shell, respectively. The rotatable retaining ring includes a rotating tube and a rotating ring plate connected to one end of the rotating tube. The rotatable retaining ring is rotatably connected to the connecting post through the rotating ring plate. This application effectively ensures the sealing and reliability of the positive pressure connector after locking the indwelling needle, and reduces the possibility of connector damage.

The utility model discloses an ostomy bag exhaust structure in the technical field of ostomy bags, which comprises a sealing piece used for connecting the ostomy bag exhaust structure to an ostomy bag, a shell of the ostomy bag exhaust structure is arranged on the sealing piece, and a plurality of exhaust holes are formed in the top of the shell. The ostomy bag solves the problems that an existing ostomy bag is complex in exhaust operation and inconvenient to operate by a user, the ostomy bag can not be sealed tightly due to improper operation after exhaust is completed, excrement or urine is prone to leaking out, and the ostomy bag can not be sealed tightly. And a certain degree of influence is caused on the psychology of the user.

The embodiment of the utility model discloses a film pasting tool which comprises a clamping frame, a pressing edge is arranged on the surface of the top of the clamping frame, and the thickness of the pressing edge is gradually increased from one end to the other end. According to the application, by utilizing the gradually thickened pressing edge, the tempered film and the mobile phone screen can be kept to have an inclination angle and are gradually contacted when being pasted, so that the film can be conveniently pasted while exhausting is carried out, the residual gas between the tempered film and the mobile phone is very little, and the operation efficiency is relatively high; the pressing edges which are gradually thickened are utilized, the limiting opening formed between the pressing edges can just limit the tempered film, one end of the tempered film abuts against the thicker ends of the pressing edges in the limiting opening, then the tempered film is slowly pasted, accurate film pasting of the tempered film can be effectively achieved through the film pasting tool under the condition that no release film is matched, and the film pasting tool is very convenient to use; and the condition that a film pasting tool cannot be used after the release film is torn off through misoperation is avoided.

The utility model provides a vacuum pre-cooling refrigeration system for vegetables, which relates to the technical field of vegetable refrigeration devices, and comprises a box body, a working box is fixedly connected to one side of the inner wall of the box body, a motor is arranged on one side of the inner wall of the working box, a worm is arranged at the output end of the motor, and two supports are fixedly connected to one side of the inner wall of the working box. The two supports are rotationally connected with the worm, one side of the surface wall of the worm is in meshed connection with a worm gear, a lead screw is installed on one side of the inner wall of the worm gear, the lead screw is rotationally connected with the box body, and the circumferential side of the surface wall of the lead screw is in threaded connection with three containing frames. Then the placing frame is driven to move equidistantly under the action of the connecting rod, and finally the vegetables are placed layer by layer under the action of the placing frame, so that the working efficiency of refrigeration operation in the box body is improved, the internal space of the box body is fully utilized, and extrusion damage to the vegetables is reduced.

The invention discloses a hydrogen storage tank filled with a hydrogen adsorption material, and belongs to the technical field of hydrogen storage tanks. The hydrogen storage tank filled with the hydrogen adsorption material comprises a tank body, a tank cover is installed at one end of the tank body, a heat exchange pipe is arranged in the tank body, the two ends of the heat exchange pipe penetrate through the other end of the tank body, the heat exchange pipe is in a U shape, a plurality of cooling fins are installed on the outer side of the heat exchange pipe, and the hydrogen storage material is arranged among the cooling fins. Supporting bases are installed on the two sides of the bottom end of the tank body, a bottom box is installed at the bottom ends of the supporting bases, a limiting mechanism is arranged in the bottom box, universal wheels are installed on the two sides of the bottom end of the bottom box, one end face of the tank cover communicates with a gas inlet and outlet pipe, a valve is installed at one end of the gas inlet and outlet pipe, and a gas inlet and outlet connecting pipe is installed at one end of the valve. The thermal management efficiency of the hydrogen storage tank can be effectively improved, the problem that an existing hydrogen storage tank is poor in thermal management effect is solved, and high practical value is achieved.

The utility model relates to the field of packaging adhesive films, in particular to a packaging adhesive film, which is formed by a plurality of warps and wefts which are interspersed and casted. Wherein at least one of the warps and the wefts is wavy; a semi-transparent gap is formed between two adjacent warps and two adjacent wefts; according to the packaging adhesive film provided by the utility model, the friction force of the packaging adhesive film is greatly increased through the up-down staggered structure, the packaging adhesive film has excellent anti-skid performance, meanwhile, the arrangement of the semi-transparent gaps enables exhaust to be easier, assembly lamination bubbles are obviously reduced, the structure enables the shrinkage of the adhesive film to be reduced, and in addition, the adhesive film produced by the structure is higher in process efficiency and is more energy-saving.

An excitation closer capable of improving closing reliability comprises a shell with a cavity, a first conductor and a second conductor, the first conductor and the second conductor are arranged in the shell in a penetrating mode in an insulated and opposite spaced mode, an excitation source and a piston are arranged in the cavity of the shell, the piston is of a shell-shaped structure with one end open and one end closed, and at least the peripheral face of the piston is made of conductive materials. The open end of the piston faces the driving force release end of the excitation source, and the closed end of the piston is arranged corresponding to the relatively spaced ends of the first conductor and the second conductor; the excitation source can act according to a received trigger signal to release driving force to drive the piston to move towards the first conductor and the second conductor, so that the piston is clamped between the ends, oppositely arranged at intervals, of the first conductor and the second conductor in a plastic deformation mode, and the first conductor and the second conductor are conducted. According to the invention, the reliability of conduction between the first conductor and the second conductor is improved through the plastically deformed piston.

The air purifier for environmental protection comprises a base, the top of the base is movably connected with a first shell, the inner side of the first shell is movably connected with a filtering assembly, and the top of the first shell is movably connected with a second shell. According to the air purifier, the filtering assembly and the negative ion generator are arranged, internal air can be filtered and purified, a first moving block and a first limiting block are arranged, the first limiting block can be driven to be inserted into a first limiting groove by rotating a double-thread threaded rod, the first shell and the base can be conveniently disassembled and assembled, and through a third limiting block and a third limiting groove, the first shell and the base can be conveniently disassembled and assembled. And by arranging a second moving block and a second limiting block, the second limiting block can be pushed to be inserted into a fourth limiting groove, the connection stability of the first shell and the second shell is improved, the first shell and the second shell are conveniently disassembled and assembled, and the interior of the purifier is conveniently cleaned.

The utility model discloses an optical filter pasting device, which comprises a pressing mechanism and an exhaust mechanism, and is characterized in that the pressing mechanism comprises an air cylinder, a cylinder body arranged at the telescopic end of the air cylinder, a telescopic rod moving along the cylinder body and a pressing strip arranged at the bottom of the telescopic rod; the air exhausting mechanism comprises a supporting arm movably matched with the outer wall of the barrel body, a connecting rod movably matched with the supporting arm, a roller frame arranged on the side wall of the supporting arm and a pressing roller arranged on the roller frame. Under the action of descending of the barrel, the supporting arm is used for pushing the pressing roller to roll, bubbles between the optical filter body and the lens base are squeezed out through the pressing roller, the optical filter body and the lens base can be tightly attached, the bubble discharging speed is high, the effect is good, and use is convenient.

The utility model discloses an exhaust system of an aluminum casting die, which comprises a gas guide tank, the bottom end of the gas guide tank is fixedly connected with supporting legs, the top end of the left side of the gas guide tank is fixedly connected with a gas inlet, the right side of the gas guide tank is fixedly connected with a gas outlet, and a reset structure for an automatic closing device is arranged in the gas guide tank. According to the exhaust system of the cast aluminum mold, the movable plug is arranged, after the exhaust system is connected with an exhaust channel of the cast aluminum mold, air in the mold is guided into the top end of the interior of the air guide tank through the air inlet, the movable plug can be pushed to descend after the air pressure of the top end of the interior of the air guide tank reaches a certain value, and after the movable plug descends, the air outlet communicates with the interior of the air guide tank; and after the air pressure is reduced, the spring quickly jacks the movable plug back to enable the movable plug to be attached to the bottom of the positioning ring, so that the device is automatically closed while the aluminum liquid is prevented from overflowing, and the problem of automatic opening and closing is solved.

The utility model discloses a cathode collector plate structure of a cylindrical battery and the cylindrical battery, and the cathode collector plate structure comprises a cathode collector plate body, the negative collector plate body is provided with at least two collector plate welding parts used for being welded with tabs of a battery cell, and at least two collector plate elastic sheets staggered with the collector plate welding parts; a collector plate side wing is connected to the circumferential edge of the negative collector plate body, and the lower end of the collector plate side wing is flush with or higher than the negative collector plate body. According to the scheme provided by the utility model, the collector plate welding part and the collector plate elastic sheet are arranged at an interval, the collector plate side wing is arranged on the side edge of the collector plate body and is connected with the battery shell, the joint of the collector plate side wing and the collector plate body is in arc transition, and the lower end of the side wing is flush with or slightly higher than the collector plate body; according to the scheme, the problem of potential safety hazards caused by the fact that the edge sinks and is inserted into a roll core during rolling groove sealing is solved.

The utility model provides a high-frequency power supply for electric precipitation, and belongs to the technical field of high-frequency power supplies. The high-frequency power supply for electric precipitation comprises a bottom plate, a transformer is arranged at the top end of the bottom plate, first heightening blocks are installed at the four corners of the bottom end of the transformer, the bottom ends of the first heightening blocks are fixedly connected with the top end of the bottom plate, a power box is installed at the top end of the transformer, and second heightening blocks are installed at the four corners of the top end of the power box; a heat dissipation mechanism is mounted on the inner side of the opening and comprises a heat dissipation cover, a fixing frame is mounted on the inner side of the heat dissipation cover, a heat dissipation fan is mounted at the top end of the fixing frame, a dustproof net is mounted at the top end of the heat dissipation cover, and exhaust ports are formed in the two sides of the bottom end of the power box correspondingly; the heat dissipation uniformity of the transformer can be effectively improved, the heat dissipation effect on the transformer is improved, and the high practical value is achieved.

The utility model discloses a smoke dust recovery device for composite zinc oxide production. The smoke dust recovery device comprises a shell, a filter assembly and an exhaust fan, an air inlet pipe is fixedly connected to an air inlet in the front side face of the shell, a sliding groove is formed in the front end of the upper surface of the shell, a mounting frame is slidably connected to the inner wall of the sliding groove, the mounting frame and the sliding groove are connected through a mounting mechanism, a mounting groove is formed in the mounting frame, and a filter screen is inserted into the mounting groove; the filtering assembly is arranged at the upper end of the inner wall of the shell; the exhaust fan is fixedly connected to the interior of an installation opening in the rear side face of the shell, and an exhaust opening of the exhaust fan extends into the shell, according to the smoke dust recovery device for composite zinc oxide production, a filter screen in the smoke dust recovery device for composite zinc oxide production can be installed more easily, conveniently, rapidly and flexibly, a safer and more stable connection mode is provided, and the smoke dust recovery device for composite zinc oxide production is convenient to use. Meanwhile, during replacement, the tedious bolt installation step is omitted, and time and labor cost are saved.

The utility model relates to the technical field of insoles, and discloses an air circulation insole which comprises an insole body, an air bag is arranged at the heel of the insole body, and sponge is arranged in the air bag. An air channel is formed in the middle of the insole body, and the interior of the air channel is communicated with the interior of the air bag. According to the utility model, the sponge prevents the inner walls of the air bags from being bonded with each other, the air bags and the sponge increase the foot feeling and have a damping effect on the soles, and meanwhile, when the soles tread the air bags in a reciprocating manner in the walking process, air in the sponge is extruded into the air passages, so that the air in the air passages is prevented from entering the air passages, and the air in the air passages is prevented from entering the air passages. When the sole is suspended and does not tread the air bag, the sponge rebounds and restores, the air flows into the air bag through the air holes and the air channel at the moment, the effect of air circulation of the foot is achieved, the air circulates in the shoe through treading of the foot, and exhausting, perspiration and peculiar smell removal can be well achieved.

The present application relates to a kind of pressing mould for large aperture band inverted cone explosive grain, including bottom punch, the bottom of the bottom punch is provided with ejector rod, the bottom punch is installed at the top end of ejector rod, the outside of the ejector rod is provided with limit sleeve, the top of the limit sleeve is provided with forming die sleeve, the middle part of the forming die sleeve is provided with forming cavity, and the forming cavity is used to press and form the grain workpiece, the inside of the forming cavity is provided with top punch for material pressing, and material is pressed and formed inside forming cavity by top punch and bottom punch, when pressing, the top of top punch is driven by driving force, and the top of the forming die sleeve can be installed with demoulding sleeve;It is difficult to eject for the grain column with conical structure in the prior art by using reverse ejecting mode, it is difficult to assemble due to the large size of the mould, and the grain column is easily damaged by sudden drop and collision with punch.

This utility model discloses a concealed cabinet structure for building air conditioner outdoor units, including an equipment platform set between the exterior wall and the side wall. A concrete pad is provided on the equipment platform for placing and fixing the air conditioner outdoor unit. An arc-shaped air guide duct with a horizontal front end and a downward-curving rear end is fixed at the bottom of the equipment platform corresponding to the position of the air conditioner outdoor unit below. A louvered grille is also installed on the equipment platform at the position of the arc-shaped air guide duct and the front of the air conditioner outdoor unit. The louvered grille includes two symmetrically arranged vertical outer frame plates. This utility model's louvered grille has high structural strength, is firmly installed, and is not easily detached. The horizontally arranged louvers facilitate air outlet for the air conditioner outdoor unit, while the arc-shaped air guide duct facilitates air intake. Furthermore, increasing the distance between the air intake and outlet positions reduces mutual interference, thereby improving the air intake and exhaust effect of the air conditioner outdoor unit, facilitating ventilation and heat dissipation, improving air conditioning performance, and reducing energy consumption.

The utility model relates to transfer conveying device technical field, and disclose a kind of static transfer mechanism for automatic large-batch granules, solve the problem that the existing transfer mechanism is easy to form static electricity, it includes circulation conveying mechanism, three static boxes are provided on the circulation conveying mechanism, loading station A, static station B, unloading station C are provided on the circulation conveying mechanism, static station B is provided with static electricity removal mechanism, intelligent controller is provided on the circulation conveying mechanism, and the circulation conveying mechanism is composed of support frame, motor mounting seat, servo motor, pulley one, pulley two, belt and annular guide rail, and static electricity removal mechanism is composed of four support legs, support box, ion fan, two air cylinders, square frame and flexible air guide cover;Through the transfer mechanism, static electricity removal and static conveying transfer function can be realized.

The utility model discloses a cat food packaging bag capable of being opened repeatedly, which is characterized in that a connecting seat is arranged on the front side of first composite plastic, the lower side of the first composite plastic is fixedly connected with second composite plastic, and the first composite plastic is in front-back symmetry about the vertical central axis of the second composite plastic; and an exhaust mechanism for filtering is arranged on the front side of the first composite plastic. According to the cat food packaging bag capable of being opened repeatedly, the filter screen is in sliding connection with the one-way exhaust valve through the open groove, cat food can be hindered conveniently during exhaust, the one-way exhaust valve is prevented from being blocked by the cat food, the limiting barrel is in sliding connection with the one-way exhaust valve through the connecting column, and therefore the filter screen is limited; the filter screen is prevented from accidentally sliding out of the one-way exhaust valve, and the protective pad is tightly attached to the inner wall of the sliding groove, so that the sliding block is conveniently fixed to the inner side of the sliding groove, the packaging bag is conveniently taken after a rope is wound around the outer side of the connecting ring, and cat food in the packaging bag is prevented from being broken.

The utility model discloses a special water tank structure for oil-water separation, which belongs to the technical field of oil-water separation equipment and comprises a water tank, a sealing cover covers the upper portion of the water tank, a water injection valve and an oil discharge pipe are fixedly connected to the upper portion of the water tank, a water discharge pipe is fixedly connected to the lower portion of the water tank, and the upper portion of the water discharge pipe is flush with the oil discharge pipe. The upper end of the sealing cover is fixedly connected with a shaft bracket and an exhaust nozzle, the exhaust nozzle penetrates through the sealing cover, the shaft bracket is rotationally connected with a dust blocking cover, and the dust blocking cover movably covers the exhaust nozzle. The lower portion of the water tank is further fixedly connected with a blow-down valve, and the blow-down valve penetrates through the water tank. When the water level of the oil is higher than the oil discharge pipe, the water enters the water discharge pipe from the lower part of the water discharge pipe, is discharged outwards through the water discharge pipe, and discharges the oil at the upper part through the oil discharge pipe, and when the water level is lower than the water discharge pipe and the oil discharge pipe, discharge is stopped, the oil is prevented from being discharged from the water discharge pipe, and the oil discharge possibility of the water discharge pipe is reduced.

The check valve comprises a shell and a check assembly, the shell is provided with an inlet, an outlet and a flow channel communicated with the inlet and the outlet, the check assembly is installed in the flow channel and used for one-way conduction of the check valve in the direction from the inlet to the outlet, the check valve further comprises an exhaust valve, a through hole is formed in the wall face of the shell, and the exhaust valve is arranged in the through hole. The through hole is located in the upstream of the non-return assembly, the exhaust valve is installed in the through hole and comprises a valve element, and the valve element is rotationally connected to the shell; when the valve element rotates to the first position, the through hole is opened, and the flow channel communicates with the outside through the through hole. And when the valve element rotates to the second position, the through hole is closed. The exhaust structure is arranged on the upstream portion of the check structure, the through hole is opened or closed by rotating the valve element to the first position or the second position, the exhaust structure is used for exhausting gas in an upstream flow channel of the check valve, remaining liquid pulled by the check structure is discharged, exhaust of the centrifugal pump installed on the upstream portion of the check valve is facilitated, and the efficiency of the centrifugal pump is improved.

The utility model belongs to valve technical field especially relates to a microbubble exhaust valve, the both ends of valve body are connected with the pipe connection, are used for connecting with fluid system, realize the input and output of fluid, the top fixed connection of valve body has the valve cover, the bottom of valve cover is connected with steel brush, the inner wall of valve cover bottom forms the streamlined exhaust passage through the arc block of several circumferences setting, setting streamlined exhaust passage helps air to go up along with the passage vortex, is more favorable to exhaust, the inside of valve cover is provided with exhaust component, when the water flow enters microbubble exhaust valve, water flow passes through steel brush, promotes the bubble release and focuses, the bubble enters streamlined exhaust passage, and rises under the action of vortex, finally discharges through exhaust component.

A monitoring and temperature control device for hot working of large casting and forging pieces relates to the technical field of pouring of large casting and forging pieces and comprises an exhaust device and a casting device, the casting device is arranged on the exhaust device, and the casting device is composed of a cooling device, a first casting mold, a second casting mold, an electric telescopic rod and a fifth fixing block. A first casting mold and a fifth fixing block are arranged on the cooling device, an electric telescopic rod is arranged on the fifth fixing block, and a second casting mold is arranged on the electric telescopic rod; the mold is reasonable and practical in structure and easy to operate, the temperature of molten metal in the mold is convenient to control and monitor, the molten metal in the mold is convenient to exhaust, the purposes of preventing bubbles between the molten metal in the mold and gaps between the molten metal and the mold are achieved, and meanwhile cooling of the molten metal in the mold is accelerated.

The utility model provides a current collector, a bipolar battery and electric equipment. The current collector comprises a supporting structure, and a first fixing structure and a second fixing structure which are respectively arranged on two opposite sides of the supporting structure; when the at least two current collectors are stacked, in the two adjacent current collectors of the bipolar battery, the first fixing structure of one current collector is detachably connected with the second fixing structure of the other current collector; the first fixing structure and the second fixing structure are detachably connected with each other, so that a containing cavity is defined by every two adjacent supporting structures and the first fixing structure and the second fixing structure which are detachably connected with each other, and the containing cavities are used for containing electrolyte. Temporary positioning is achieved through matched fastening of the first fixing structure and the second fixing structure, and the assembling efficiency and safety are improved; and the first fixing structure and the second fixing structure are matched to separate parts in the accommodating cavity, and a channel can be opened at the joint to facilitate exhaust under the condition that the internal air pressure in the formation process is increased, so that the safety and the cycle life of the battery in the use process are improved.

The utility model provides a train passenger information system vehicle-mounted case, and belongs to the technical field of train passenger information system vehicle-mounted cases. The train passenger information system vehicle-mounted case comprises a main body and a protection mechanism, the main body comprises a case body, a mounting frame is arranged in the case body, a heat dissipation box is embedded in the top end of the case body, the protection mechanism comprises a pair of first fixing seats, and the pair of fixing seats are arranged on the two sides of the exterior of the case body respectively; second fixing seats are embedded in the two sides, close to the fixing seats, of the box body, first protection plates are movably inserted into the upper ends and the bottom ends of the first fixing seats correspondingly, vertical plates are movably inserted into the pair of second fixing seats correspondingly, and a pair of movable seats are installed on the sides, close to the interiors of the second fixing seats, of the pair of vertical plates correspondingly; a second protection plate is installed between the pair of vertical plates, and the inner wall of the second protection plate is attached to the exterior of the first fixing seat, the protection performance of the train passenger information system vehicle-mounted case can be effectively improved, and the practical value is high.

The utility model discloses an air conditioner, include: casing, heat exchanger, fan subassembly, fixed bolster, drive motor, install in fixed bolster and be located at the center of air outlet, air -guide subassembly, rotatablely be located in air outlet and with drive motor transmission connection, bearing assembly, install in fixed bolster, air -guide subassembly is equipped with the rotation part, and the rotation part is with drive motor motor shaft transmission connection, and the rotation part is worn in bearing assembly and is connected with bearing assembly, limit connecting piece, one end of adjacent drive motor of rotation part is detachably connected, and limit connecting piece stops in the back of bearing assembly to one side of panel frame, the air conditioner of the utility model is directly through the rotation part and drive motor transmission connection, simple structure, convenient to assemble, and drive motor drives air -guide subassembly rotation from the center of air -guide subassembly, and air -guide subassembly can be spaced apart with other components, thereby can avoid the noise or vibration of friction, and air -guide subassembly rotates more stable, and the air -guide effect is better.

The invention relates to a battery assembly (11), comprising: a cell group (12, 14) having at least one cell (16) with an openable cell vent (22); a carrier plate (20), which has a first carrier side (20a), a second carrier side (20b), and a passage region (24, 26), which is opposite the openable cell vent opening and is part of a carrier plate vent region (42 '); a protective plate (28, 30) arranged below the carrier plate and facing the second carrier side; and a first exhaust chamber (32) located between the protective plate and the bearing plate. According to the invention, the battery assembly comprises a sealing layer (36, 38), which is arranged on the second support side, covers the venting region and isolates the venting region from the first venting chamber, a second venting chamber (32 ') being formed between the venting region and the sealing layer or being able to be formed in the event of venting, the second exhaust chamber is only temporarily fluidically isolated from the first exhaust chamber in the case of exhaust.

The present application relates to infusion pump technology field, especially infusion device control method, before the user starts to use the device, the self-locking type switch circuit is disconnected, the system is in zero power consumption complete power-off state, when the user starts to use the device, the trigger signal of opening the device is generated, the switch circuit is turned on and self-locked, and the control circuit is powered; thereafter, the system controls the subsequent process by accumulating the number of pulses sent to the drive mechanism: when the pulse number reaches the first preset value, the initialization is completed; when the second preset value is reached, the trigger of the needle assisting mechanism is completed, and the infusion needle is implanted into the human body; finally, according to the user setting infusion instruction starts infusion. The control method ensures the safety of the infusion device through the hardware barrier, realizes the automatic and accurate control of the initialization and needle assisting mechanism by using single pulse counting, and realizes the true zero standby power consumption, which significantly improves the safety, reliability and user experience of the infusion device.