30results about How to "Play the role of exhaust" patented technology

The invention relates to a painting dressing sling assembly for the car body, which comprises a sling frame, and the inside of the sling frame is provided with an internal sling frame, and the internal sling frame beams on two sides of the internal sling frame are respectively connected with the sling frame beams positioned on the external sling frame through the rotating shaft in a moveable manner. The shaft lines of the rotating shafts on two sides are positioned on the same level line, and the internal sling frame beams connected through the rotating shaft and the sling frame beam are upright with each other, and the upper end or the lower end of the internal sling frame is provided with a fixing bracket. The invention can obviously improve production and also can make the produced products having better quality.

The invention discloses a slide-cylinder gas distribution suspending piston engine which comprises a cylinder, pistons and a slide cylinder, wherein the pistons are completely or partly arranged inside the cylinder; the pistons and the cylinder is arranged in a suspending way or exactly suspending way in the whole or part stroke range between a top dead center which is arranged on the cylinder andcorresponding to a top dead center of the piston and a bottom dead center that is arranged on the cylinder and corresponding to a bottom dead center of the piston; the pistons are contacted with theslide cylinder in a sealing and sliding way; the slide cylinder is controlled to be contacted with the cylinder in a sealing way or separated from the cylinder by a slide cylinder timing control mechanism; and a side wall gas distribution channel is arranged at the interface where the cylinder is matched with the slide cylinder. As the position of a gas valve seat hole arranged at the side of thecylinder is on a sealing section of the pistons, engine oil can be avoided being blown into an air channel, the engine oil which is blown into the air channel is prevented from entering a combustion chamber or being directly discharged into the atmosphere, the environmental pollution can be reduced, and the service life of the engine is prolonged.

The invention provides an air spring capsule die convenient for blank taking. The air spring capsule die comprises a die body and die core fixedly arranged in the die body, wherein an annular closed vulcanization cavity is formed between the die body and the die core; the die body comprises an upper die, a middle die and a lower die, which are adaptively and closely arranged; the upper end of the upper die is fixed on a vulcanization machine; the middle die comprises a die disk and die clacks matched with the lower end face of the die disk; the die clacks comprise fixed die clacks fixed on the die disk and movable die clacks which do motion relative to the fixed die clacks in the radial direction of the die body; the fixed die clacks and the movable die clacks are intercrossed in pairs; a guide rod perpendicularly penetrates through the side surfaces of the middle die and the lower die and is connected with a cylinder of the vulcanization machine; inclined guide structures matched with the movable die clacks are arranged on the middle die and the lower die and are used for controlling the movable die clacks to be opened and closed. The air spring capsule die disclosed by the invention has the beneficial effects of simple structure and convenience in opening, closing and product taking; the time and the labor are saved; the contact with a product is avoided in a process of opening the die to take out the product; joints of the die clacks achieve effects of exhausting air; the product has a smooth surface and is high in smoothness.

The invention provides an exhaust part. A main body part and a telescopic part are each arranged to be of a hollow structure of which the two ends are open, one end of the telescopic part is inserted into the main body part and can slide in the main body part, therefore, the telescopic part can be pulled out of or stored in the main body part, the overall length of the exhaust part is decreased, and the space is saved. The exhaust part is applied to mobile refrigerating equipment, the main body part of the exhaust part is inserted into an air duct volute of the mobile refrigerating equipment, the purpose that when a user does not use the mobile refrigerating equipment, the telescopic part can be stored in the main body part first, and then the main body part is stored in the air duct volute is achieved, the space is saved, the loading quantity is increased, and the cost is reduced; when the user uses the mobile refrigerating equipment, the main body part can be pulled out of the air duct volute, then the telescopic part is pulled out of the main body part, therefore, the exhaust effect is achieved, operation is easy and convenient, integration of the exhaust part and the mobile refrigerating equipment is achieved, and the using satisfaction degree and comfort degree of the user are increased.

The invention discloses a cylindrical paper tube opposition cutting machine. The cylindrical paper tube opposition cutting machine is characterized by comprising a housing (1), a cylinder (2) fixed on the housing (1), a cutting device (3) mounted at the free end of a piston rod of the cylinder (2) and a cavity (4) used for disposing a cylindrical paper tube, wherein the cavity (4) is provided with a guide device of the cutting device (3), the axis of the piston rod and the axis of the cavity (4) are in a straight line, and an axial limiting device of the cylindrical paper tube is arranged at the rear end of the cavity (4). Therefore, the cylinder is started after the cylindrical paper tube is disposed in the cavity, then the piston rod of the cylinder drives the cutting device to move forward, and the cylindrical paper tube can be cut quickly, easily and efficiently.

The invention discloses a high-flow fuel fine filter assembly. The high-flow fuel fine filter assembly comprises a filter seat sub-assembly and two fuel fine filter elements, wherein the filter seat sub-assembly comprises a filter seat body; threaded holes are formed in the front portion of the lower side of the filter seat body; annular groove cavities are formed around the threaded holes; an oiloutlet channel and an oil inlet channel are formed in the filter seat body; an oil return channel is formed in the rear side of the oil inlet channel; the upper sides of the threaded holes are communicated with the oil outlet channel; through holes for communicating the annular groove cavities with the oil inlet channel are formed in the annular groove cavities; an oil outlet, an oil inlet and anoil return hole are formed in the upper side of the filter seat body; the oil outlet is communicated with the oil outlet channel; the oil inlet is communicated with the oil inlet channel; the oil return hole is communicated with the oil return channel; a bleeder screw is connected to the oil return hole; the two fuel fine filter elements are screwed on the two threaded holes respectively; oil outlets of the fuel fine filter elements are opposite to the threaded holes; oil inlets of the fuel fine filter elements are opposite to the annular groove cavities. The filter assembly is characterizedby high flow and also has an exhaust function.

The invention discloses a wedge-shaped gate stick and an investment casting method. Wedge-shaped faces inclined outwards and downwards are respectively formed on the two outer side faces of a cross gate main body; and compared with an existing design scheme in which the included angle between a gate stick and the end face of a workpiece inner gate is a right angle, the technical scheme of the invention has the advantages that in one aspect, the stress at the joint of the inner gate and the gate stick is concentrated so as to facilitate hammering a pouring cup to fall off from a casting head without knocking on a cast workpiece, thereby preventing the workpiece from being damaged; and in the second aspect, due to the design of the wedge-shaped faces, the mold filling pressure of liquid metal on a to-be-cast workpiece can be increased in the pouring process so as to facilitate feeding and reduction of the hole shrinkage risk. The wedge-shaped gate stick disclosed by the invention is integrally designed to be of a conical shape, is convenient to fall off from the casting head, and is particularly suitable for investment casting of a differential pressure sensor base.

The invention discloses a feeding mechanism for a combined flame-type coke oven. The feeding mechanism comprises a material conveying shell, the left side of the material conveying shell is fixedly connected with an equipment box; a motor is fixedly connected to the left side of an inner cavity of the equipment box, a rotating rod is fixedly connected to the right side of an output end of the motor, the right end of the rotating rod sequentially penetrates through the equipment box and the material conveying shell to extend into an inner cavity of the material conveying shell, and is sleeved with a spiral conveying blade; and a material storage box and a water tank are arranged on the two sides of the top of the material conveying shell correspondingly. The feeding mechanism is provided with a water tank, a supporting block, a connecting pipe, a first fan, an air conveying pipe, an air inlet pipe, a first filter plate, a second filter plate, an air outlet pipe, a filter box, sponge, anactivated carbon filter screen, an exhaust pipe, a third filter plate and a second fan; so that the feeding mechanism can be used for treating generated dust, the problem that an existing feeding mechanism for the combined flame-type coke oven does not have a dust removal function is solved, and the feeding mechanism for the combined flame-type coke oven has the advantage of having the dust removal function and is worthy of popularization.

The invention relates to an explosion-proof microwave oven exhaust bag. The microwave oven exhaust bag comprises a bag body, a heat sealing opening is formed in the upper end of the bag body, a concave opening is formed below the heat sealing opening, a first supporting part is arranged on one side of the concave opening, a second supporting part is arranged on the other side of the concave opening, and an exhaust hole is formed in the bottom of the concave opening; and a left tearing opening is formed in one side of the bag body, and a right tearing opening is formed in the other side of thebag body. According to the explosion-proof microwave oven exhaust bag, structure is simple, design is compact, and use is convenient; and the exhaust hole at the bottom of the concave opening is arranged, so that the bag body exhausts air when the hot air fills the bag body, the bag body is prevented from being cracked, the packaging bag is in an insufficient sealing state when no steam is generated due to non-heating, and therefore the exhaust bag is safe and sanitary.

The invention discloses packaging equipment for a drying agent and a packaging method therefor, relates to the technical field of drying agent packaging, and aims at solving the problems that existingpackaging equipment for the drying agent is poor in packaging effect, the gram number of packaged drying agents is not uniform, and the seal of a drying agent packaging bag is prone to being opened.A conveying table is arranged on one side of the support base; a packaging box is arranged on one side of the conveying table; a conveying trolley is arranged on one side of the packaging box; a firstrotating roller is arranged in the conveying table; a second rotating roller is arranged on one side of the first rotating roller; the second rotating roller is in transmission connection with the first rotating roller through a conveying belt; a driving motor is arranged on the support base; a support frame is arranged above the driving motor; a feed pipe is arranged in the support frame; a feedhopper is arranged above the feed pipe; a conveying pipe is arranged below the feed pipe; and a packaging groove is formed in the packaging box.

The invention provides a quick-setting self-leveling material capable of avoiding technical defects in the prior art. A preparation method comprises the following steps: S1, preparing raw materials ofself-leveling uniform mortar blocks, wherein the required raw materials comprise 35 to 40 units of high-alumina cement; 35-40 units of Portland cement; 5-8 units of quartz sand, 5-8 units of an accelerator are added; 5-8 units of semi-hydrated gypsum; 1-3 units of uniform mortar block; 1-3 units of limestone pebble; 1-2 units of a water repellent agent, 1-2 units of quicklime powder and 1 unit ofa coagulation agent; S2, preparing for plugging work after preparation based on the formula proportion in the step S1; S3, carrying out base layer treatment; S4, carrying out sealing treatment; S5, smearing an interface agent; S6, adding water into obtained cement self-leveling powder, and stirring, S7, adding water, and stirring to obtain a slurry; and S8, curing for a certain period. The quick-setting self-leveling material is suitable for rapid high-flatness terraces in airport halls, large restaurants, large markets, department companies, conference halls, exhibition centers, large offices, parking lots and the like, the application range is extremely wide, and the market prospect is promising.

The invention discloses a training mask, which is characterized by comprising a mounting soft body, the mask body is clamped on the mounting soft body and comprises an upper breathing area corresponding to the nasal cavity of a human body and a lower breathing area corresponding to the nasal cavity of the human body; the one-way structure is attached to the interior of the upper breathing area; the lower breathing area corresponds to the mouth of the human body; the adjusting structure is connected to the outer side of the lower breathing area; the outer shell is clamped on the mask body; the bandage is arranged between the mask body and the outer shell, the air inlet amount and the air outlet amount of the mouth and the nose of a user can be adjusted through a one-way structure and an adjusting structure, the user can be made to be in an oxygen deficit state in the motion state, the body is stimulated to release more erythropoietin, the blood vessel density of muscles is increased, and the cardiopulmonary ability is improved.

The invention relates to the technical field of furniture stove temperature control monitoring, and discloses an intelligent real-time detection temperature control household stove. The intelligent real-time detection temperature control household stove comprises a shell, the inner bottom wall of the shell is movably connected with a worm, the two ends of the worm are movably connected with worm wheels, the surfaces of the worm wheels are movably connected with push rods, the surfaces of the push rods are sleeved with springs, the other ends of the springs are movably connected with drainage plates, the surface of the worm is movably connected with a meshing wheel, and the surface of the meshing wheel is movably connected with a rotating shaft. Shaking force can be guided to the surface ofthe drainage plates through water inlet holes and then is discharged; if water continuously flows into the surface of the drainage plates and the water flow is larger than the drainage capacity of the drainage plates, the water can be accumulated on the surface of the springs, so that the springs are pressed to act force on the surface of exhaust plates, the exhaust plates extrude a first-aid bag, and flame retardant in the first-aid bag is sprayed to all the working assemblies through the exhaust plates; and therefore, the effect of taking corresponding first-aid measures according to the overflow phenomenon is achieved.

The invention discloses a rubber head shape-preserving device and method for bonding of a precision optical-mechanical system. The rubber head shape-preserving device comprises a mirror frame, an optical part, an adhesive, a shape-preserving tool and a plug. The optical part is placed in the mirror frame, the optical axis of the optical part coincides with the cylindrical axis of the mirror frame,the shape-preserving tool is in close fit with a glue pouring hole in the mirror frame, the end face of the shape-preserving tool makes contact with the cylindrical surface of the optical part, the adhesive is injected into the shape-preserving tool, and the plug is installed on the side, away from the optical part, of the shape-preserving tool, and is tightly matched with the shape-preserving tool. When an optical-mechanical bonding assembly is carried out, after the adhesive with fluidity is injected through the shape-preserving tool, the mounting plug slightly extrudes the adhesive to restrain the shape of the adhesive head in the curing process, and the bonding of the optical part and the mirror frame is realized. According to the invention, the risk that the shape of the adhesive head is not easy to control due to high fluidity of the adhesive before curing is reduced, the controllability of the surface shape precision of low-stress bonding of a precision optical-mechanical system is improved, and the method belongs to the field of design, installation and adjustment of precision optical machines.

The invention discloses a push-open type convenient-to-operate dam bag gap maintenance device which comprises an inner bottom seat and a connection column arranged on the inner bottom seat; the connection column is sleeved with a pressing plate; a fastener for pressing the pressing plate is arranged on the connection column; a clamping operating mechanism is arranged in the connection column and comprises a left forceps arm and a right forceps arm which are hinged; and rectangular clamping pieces clamped into a through hole in the connection column are arranged at the upper parts of the left forceps arm and the right forceps arm. The push-open type convenient-to-operate dam bag gap maintenance device saves labor and time and is low in maintenance cost.

The invention provides an air spring capsule die convenient for blank taking. The air spring capsule die comprises a die body and die core fixedly arranged in the die body, wherein an annular closed vulcanization cavity is formed between the die body and the die core; the die body comprises an upper die, a middle die and a lower die, which are adaptively and closely arranged; the upper end of the upper die is fixed on a vulcanization machine; the middle die comprises a die disk and die clacks matched with the lower end face of the die disk; the die clacks comprise fixed die clacks fixed on the die disk and movable die clacks which do motion relative to the fixed die clacks in the radial direction of the die body; the fixed die clacks and the movable die clacks are intercrossed in pairs; a guide rod perpendicularly penetrates through the side surfaces of the middle die and the lower die and is connected with a cylinder of the vulcanization machine; inclined guide structures matched with the movable die clacks are arranged on the middle die and the lower die and are used for controlling the movable die clacks to be opened and closed. The air spring capsule die disclosed by the invention has the beneficial effects of simple structure and convenience in opening, closing and product taking; the time and the labor are saved; the contact with a product is avoided in a process of opening the die to take out the product; joints of the die clacks achieve effects of exhausting air; the product has a smooth surface and is high in smoothness.

The invention relates to the technical field of aluminum alloy processing equipment, and discloses a compressor air valve part capable of changing elasticity and increasing the service life and used for aluminum alloy processing. The compressor air valve part comprises a valve seat, wherein the lower part of the valve seat is movably connected with a valve plate; the lower part of the valve plateis fixedly connected with a movable rod; the surface of the movable rod is movably connected with a position-limiting mechanism; the back of the movable rod is movably connected with a spring rod; theposition-limiting mechanism comprises a cam; the surface of the cam is movably connected with a gas rod; and the upper part of the cam is movably connected with a retaining rod. The gas rod can be higher than the surface of the cam, and meanwhile, the cam performs the same rotational motion to drive the gas rod to be in contact with the retaining rod, so that the retaining rod can be disconnectedfrom a clamping block and stop pressing the spring rod; the movement stroke of the spring rod becomes longer, and the reciprocating contraction of the spring rod slows down so as to reduce the impactforce of the valve plate on a supporting frame during latter half movement; and therefore, the effect of controlling the elasticity of the spring and reducing the impact thereof on the supporting frame is achieved.

The invention discloses a push-open type convenient-to-operate dam bag gap maintenance device which comprises an inner bottom seat and a connection column arranged on the inner bottom seat; the connection column is sleeved with a pressing plate; a fastener for pressing the pressing plate is arranged on the connection column; a clamping operating mechanism is arranged in the connection column and comprises a left forceps arm and a right forceps arm which are hinged; and rectangular clamping pieces clamped into a through hole in the connection column are arranged at the upper parts of the left forceps arm and the right forceps arm. The push-open type convenient-to-operate dam bag gap maintenance device saves labor and time and is low in maintenance cost.

The invention discloses a wastewater dephosphorization production line, which comprises a tank body, wherein a filter tank is arranged on the left side of an inner cavity of the tank body, an aerobic tank is arranged on the right side of the filter tank, an MBR membrane tank is arranged on the right side of the aerobic tank, a disinfection tank is arranged on the right side of the MBR membrane tank, a dephosphorization mechanism is arranged on the left side of the top of the tank body, and a purification mechanism is arranged on the right side of the top of the tank body. According to the invention, wastewater enters the tank body in a butt joint manner, then enters the filter tank and is preliminarily filtered by matching with a grilling, then the wastewater enters the aerobic tank through the one-way valve, then a fan is started, and the fan works to compress air into the pipeline, so that the problem of low treatment efficiency of an existing phosphorus removal production line is solved, the machining cost loss is reduced, and the working efficiency of the treatment production line is improved.

The invention discloses a water tank for a water tanker with a water overflow device, which has a box body, the box body includes a top plate, a bottom plate and side walls, an overflow hole is opened on the bottom plate, and an overflow hole is vertically fixedly connected to the box body on the overflow hole. The water pipe and the overflow pipe are fixed on the side wall of the water tank through the overflow pipe fixing block; the water tank of the present invention has an overflow device, which can prolong the service life of the water tank truck.

The invention relates to a combustion-assisting gas burner, mainly comprising a burner core and a cylindrical shell; a main mixing chamber is formed in the cylindrical shell; a main air pipe is communicated with the main mixing chamber through a main air pipe nozzle; the burner core is provided with a group of ignition orifices; one side on middle part of the burner core extends outwards to form alug boss; the other side extends outwards to from an ignition mixing chamber; an energy collecting board in shaped of round platform is arranged in a main hearth outside the burner core 1; the energycollecting board hole on the energy collecting board is communicated with a smoke vent through a smoke chamber in a burner ring; one end of an ignition air nozzle is communicated with an ignition airinlet pipe; and the other end of the ignition air nozzle extends into the ignition mixing chamber. The invention has the beneficial effects that: 1. one side on middle part of the burner core extendsoutwards to form a lug boss, the lug boss is near the bottom of boiler, but the outer ring of the burner is far away from the bottom of boiler, so with the balance, the invention has very even combustion; and 2. a vent is provided for discharging gas, so as to prevent the fan from being damaged by overheating in air return process, and water can be discharged from the vent.

The invention discloses a rubber dam bag leak repairing device and method for a notch with the length of more than 20cm. The rubber dam bag leak repairing device and method for a notch with the lengthof more than 20cm comprises an inner base and a connecting column arranged on the inner base. The connecting column is sleeved with a pressing plate. A fastener for pressing the pressing plate is arranged on the connecting column. A clamping operation mechanism is arranged in the connecting column. The clamping operation mechanism comprises a positioning rod which matches with a through hole anda handle arranged on the positioning rod. An auxiliary pressing sealing mechanism is arranged on the inner base. The auxiliary pressing sealing mechanism comprises an inverted-T-shaped sliding rail arranged on the longitudinal section of the inner base. A sliding column which is matched with the sliding rail is arranged in the sliding rail. A thread is arranged on the sliding column. A column holewhich corresponds to the sliding column is formed in the pressing plate. A square hole which is used for the sliding column to enter the sliding rail is formed in the inner base. According to the rubber dam bag leak repairing device and method for the notch with the length of more than 20cm, labor is saved, the time is saved, and the maintenance cost is low.

The invention relates to the technical field of ceramic high-temperature resistance detection, and discloses a device for automatically performing high-temperature detection by using the self-weight of ceramics. The device comprises a shell, wherein a rotating shaft is movably connected to the interior of the shell, a heating piece is fixedly connected to the interior of the rotating shaft, connecting rods are fixedly connected to the surface of the shell, placement boxes are movably connected to the ends, away from the shell, of the connecting rods, sliding rails are fixedly connected to theinteriors of the connecting rods, bearing plates are slidably connected to the surfaces of the sliding rails, and damping blocks are movably connected to the two sides of each bearing plate. Ceramic parts become lighter to fall on the surfaces of the bearing plates and then slowly slide to the surfaces of rotating plates; when the rotating shaft rotates by a circle again, moisture in ceramic partbodies is reduced again, the ceramic parts are lighter than before, the rotating plates can do the same motion as above, and the ceramic parts finally fall at the position closest to heating blocks; and the heat at the position is the same as the temperature for detecting the high-temperature resistance of the ceramic parts, so that the effect of performing high-temperature resistance detection without transfer is achieved.

The invention discloses an in-situ rush-repair and leakage-repair method for rubber dam bags and a repair device. The method comprises steps as follows: a connecting column is sleeved with a press plate, a screw cap is screwed on the connecting column, a positioning rod is clamped into a through hole, a positioning screw cap is tightened, a handle is held by a hand to clamp an inner base into a crack, the crack is completely covered with the inner base by adjusting the direction of the handle, rubber cloth on two sides of the crack is suspended on a locating pin, the left hand holds the handle, the right hand holds a wrench to tighten the screw cap, after the press plate is pressed tightly by the screw cap, an inner screw is screwed into the connecting column by an inner screw tightening mechanism, and an arc-shaped cap is mounted on the connecting column. The method is labor-saving and time-saving, and maintenance expense is low.

The invention discloses a method for preparing a physically reproducible protein chip. The method utilizes capillary absorption and spatial blocking processes to immobilize a protein solution to an arrayed micro-cylinder. The method solves the problem that the existing chip difficultly keeps protein activity and has a high disposable cost. The method comprises the following steps of preparing a female mold by a silicon chip lithography technology, coating the surface of the female mold with a polymerisable organic matter liquid, carrying out vacuum degassing and thermopolymerization hardening, removing a transparent and elastic protein chip substrate of the female mold to obtain an array with one order or two order arrays, wherein each one of the one order array points has one or more cylinders, and feeding the protein solution into the micro-cylinders by a capillary electrophoresis 3D sample application technology or pressure contacting so that the protein chip is obtained. Sides of the micro-cylinders are provided with slits so that in pressing, the slits are used as exhaust channels. The micro-cylinder liquid storage-type protein chip can be regenerated by physical methods such as ultrasonic cleaning and drying treatment after use so that recycle is realized.

The invention relates to an edge sealing formwork corner exhausting device for slab-type ballastless track self-compacting concrete, and belongs to the technical field of high-speed railway ballastless track building. The edge sealing formwork corner exhausting device is composed of a corner formwork 1, a movable door 2, a connector 3, a connector 4, a connecting rod 5, a plug pin 6, a bolt 7, a bolt 8, a bolt 9 and a bolt 10. The two ends of the corner formwork are connected with a straight-line segment formwork 11 and a straight-line segment formwork 12 respectively, and the movable door 2 is located over the corner formwork, opened by rotating around the connecting rod 5 and fixed by the plug pin 6 after being closed. The movable door is in an opened state when self-compacting concrete is poured and is closed after the structure is full of the self-compacting concrete. The edge sealing formwork corner exhausting device has the advantages of being simple in composition, being of an integrated structure and being capable of being installed in a narrow space formed in the end of the self-compacting concrete layer structure, full in exhausting effect and capable of solving the problem that due to the fact that the plugboard type exhaust hole position and form design of an original formwork is unreasonable, the defects such as cavities and bubble layers are prone to be generated in the corner of the structure after construction.