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

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 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 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 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 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 novel exhaust medicine storage tank. The novel exhaust medicine storage tank comprises a tank body, a cover body is arranged at the upper end of the tank body, an annular plate corresponding to an opening of the tank body is fixedly connected to the bottom of the cover body, a rubber film is connected to the lower end of the annular plate, and the cover body, the annularplate and the rubber film form an air inflation cavity. A T-shaped vent groove is formed in the cover body, the lower end of the T-shaped vent groove penetrates through the bottom side wall of the cover body and communicates with the air inflation cavity, an outward annular flanging is arranged on the side wall of the tank body, an annular cavity is formed in the annular flanging, a first communicating cavity communicating with the annular cavity is formed in the bottom side wall of the annular flanging in a penetrating mode, and a second communicating cavity communicating with the annular cavity is formed in the side wall of the upper end of the annular flanging in a penetrating mode. The novel exhaust medicine storage tank is reasonable in structural design and convenient for aged usersto open, can exhaust gas in the medicine storage tank, and guarantees the quality of medicines.

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 glue head shape-preserving device and method for bonding precision optical-mechanical systems, comprising a mirror frame, optical parts, adhesive, shape-keeping tooling, and a plug. The optical part is placed in the frame, the optical axis of the optical part coincides with the cylindrical axis of the frame, the shape-preserving tool is closely matched with the glue hole on the frame, the end surface of the shape-preserving tool is in contact with the cylindrical surface of the optical part, and the adhesive The mixture is injected into the shape-keeping tool, and the plug is installed on the side of the shape-keeping tool away from the optical parts, and is closely matched with the shape-keeping tool. When carrying out optical-mechanical bonding assembly, after injecting the fluid adhesive through the conformal tooling, the installation plug gently squeezes the adhesive to constrain the shape of the adhesive head during curing, so as to realize the bonding of the optical parts and the frame catch. The invention reduces the risk that the shape of the glue head is difficult to control due to the high fluidity of the adhesive before curing, and improves the controllability of the surface shape accuracy of the low-stress bonding of the precision optical-mechanical system, which belongs to the precision optical-mechanical design and adjustment category.