98results about How to "Realize the ventilation function" patented technology

The invention discloses a reinforcing laminating device for a flexible printed circuit board. The reinforcing laminating device for the flexible printed circuit board comprises a machine table, a reinforcing sheet manufacturing mechanism, a reinforcing sheet sucking mechanism and a locating assembly, wherein the reinforcing sheet manufacturing mechanism, the reinforcing sheet sucking mechanism and the locating assembly are all fixed to the table face of the machine table. The reinforcing sheet sucking mechanism comprises a rotation driving device, a rotating frame driven to rotate through the rotation driving device and at least three sucking assemblies for sucking reinforcing sheets, the rotating frame is mounted at the output end of the rotation driving device, the rotating frame is provided with ends, the number of the ends is identical to that of the sucking assemblies, and all the ends are symmetrically distributed relative to the rotating central axis of the rotating frame. Each sucking assembly is matched with one corresponding end in the vertical direction in telescopic sliding modes. A first CCD camera is further fixed to the table face of the machine table, and when one of the sucking assembly directly faces the first CCD camera, the other two sucking assemblies are located over the output end of the reinforcing sheet of the reinforcing sheet manufacturing mechanism and over the locating assembly respectively. The reinforcing laminating device for the flexible printed circuit board can efficiently laminate the reinforcing sheets on the flexible printed circuit board.

The invention discloses a control system for fatigue relieving pneumatic ventilation massage seats for an automobile. The control system is composed of a seat back, an air-pressure cavity, a power air tube, an upper air tube, an electronic oscillator, a main air tube, a solenoid valve a, a solenoid valve b, a lower air tube, a seat, seat air vents, back air vents and telescopic massage heads. The electronic oscillator in the seat back controls the air pressure cavity in accordance with procedures to change pressure in the air pressure cavity, so that the seat surface moves along with the air pressure cavity to massage drivers and passengers; the air flow of the seat is controlled by the solenoid valves to enable air to flow out from the chair air vents and the back air vents to achieve ventilation. By means of the control system, fatigue of users who work for a whole day or drive for a long time can be relieved by the seats with the ventilation and massage functions, overall ventilation and massage can be performed on waists and the whole backs of drivers and passengers, and accordingly, fatigue is relieved.

The invention discloses a ventilation system suitable for an air conditioning assembly cabin of an aircraft and the aircraft comprising the same. The ventilation system comprises an injection sleeve which is located at a position close to an exhaust port of a ram air exhaust pipeline of an air conditioning system of the aircraft, wraps a section of the ram air exhaust pipeline, and extends out ofthe surface of a skin of the aircraft, and an adjustable skin air inlet which leads to the air conditioning assembly cabin and is constructed to enable external air to flow into the air conditioning assembly cabin and at least partially flow to the injection sleeve. According to the ventilation system suitable for the air conditioning assembly cabin of the aircraft and the aircraft comprising thesame, the effective circulation area and the circulation amount of the ventilation system can be flexible, the ventilation function of the air conditioner assembly cabin is achieved, and the ventilation system has the advantages of being adjustable in flow, low in fuel oil compensation loss, light in weight and free of temperature rise on the ground.

A wall hanging type microwave oven comprises: a body disposed on a building wall, in which a cooking chamber and an electric component chamber separated with each other are provided; an exhaust path for discharging the gas generated from a gas oven range installed below the body, separating from the cooking chamber and making a lower section of the body communicate with an upper section of the body; a cooling path for cooling the electric component chamber and communicating front section of the body with the upper section of the body via the exterior electric chamber; a ventilation path for ventilating a cooking chamber and communicating front section of the body with the upper section of the body via the exterior cooking chamber; an exhaust fan installed in the upper portion of the body to make air flow through the ventilation path, cooling path, and the exhaust path. The wall hanging type microwave oven is provided to perform exhaustion of the gas oven range, cooling of the electric component chamber, and ventilation of the cooking chamber through the exhaust fan in the rear upper portion, thus, the air circulation construction is improved.

The invention provides a pair of damping breathing shoes. Each damping breathing shoe comprises a sole, a midsole and an upper, wherein an air valve mounting hole is formed at the heel position of the sole; a one-way air outlet valve is arranged on the air valve mounting hole; a foot bind is arranged on the sole; the midsole covers the foot bind and is in sealing fit with the foot bind; up-down vent holes are formed in the forefoot of the midsole; one end of the air valve mounting hole is led to an air cavity formed by the midsole and the sole while the other end is led to the outside space; a damping breathing ball is arranged upward at the heel of the sole; the damping breathing ball is of a hollow structure, and a round opening is formed at the upper end; the diameter of the opening is (1/4)-(2/3) of the diameter of the horizontal section circle of the damping breathing ball; and the damping breathing ball and the sole are integrally formed by the same material. The pair of damping breathing shoes has the characteristics of simple structure, high strength, long effective service life and good damping breathing effect.

The invention discloses an anti-damage window capable of being opened and closed automatically. The anti-damage window is applied to buildings with glass curtains and comprises rotating members, fixed members, support members, an automatic window opener and centrifugal shafts. A plurality of pieces of glass include movable glass which is capable of moving relatively to a glass curtain. One sides of the fixed members are connected with vertical columns, and the other sides of the fixed members are rotatably connected with the rotating members. The support members are connected with the rotating members and the movable glass. The automatic window opener is fixed on the vertical columns and connected with the movable glass. The centrifugal shafts are connected with the fixed members and the rotating members. By adopting the technical scheme, the anti-damage window capable of being opened and closed automatically has the advantages that opening and closing of the glass of the glass curtain are achieved, so that air in a building can be communicated with the outside world, emergent ventilation and venting functions of the building are achieved when disasters, emergencies and other situations requiring ventilation occur, and damage to fixed glass when the movable glass moves is avoided.

The invention discloses an outdoor preassembled box transformer substation with ventilation and moisture-proof effects. The transformer substation comprises a box body, filter plates, protection plates and an air exhauster. The top of the box body is provided with the air exhauster, the inner wall of the box body is provided with the filter plates, the inner bottom wall of the box body is provided with a first box, and the inner top wall of the box body is symmetrically provided with the protection plates. A first fire extinguishing box is installed on the inner wall of one side of the box body, and a box door is installed on the front face of the box body. Ventilation and dehumidification can be carried out by installing the air exhauster and the filter plates, a left fan drives air to flow, external air enters the box body through a ventilation pipe, a right fan drives the air to flow, hot air in the box body flows out, the ventilation function is achieved, a scraper is in contact with a drainage column, the drainage column drains residual water on the scraper to the bottom of the box body, and a water pump discharges the water at the bottom of the box body from the drainage pipe, so that the dehumidification function is achieved.

The invention discloses a greenhouse canopy environment control system and method based on a drip irrigation pipe network. The greenhouse canopy environment control system comprises head devices and a pipe network, wherein each head device comprises a pressure hot air device, a pressure CO2 air source device, a ventilation and air-exchange device and a drip irrigation fertilizing device; and the pipe network comprises a water pipe, a branch pipe, a capillary pipe and a drip irrigation emitter. By switching the different head devices, operation such as greenhouse canopy temperature regulation, CO2 fertilization, ventilation, air exchange, cooling, dehumidification, drip irrigation fertilization and the like can be realized. In the invention, the greenhouse canopy environment is controlled by the drip irrigation pipe network, the control space is reduced into the crop canopy from the entire greenhouse space, and meanwhile, the uniformity is also greatly improved, thereby greatly reducing the energy consumption for greenhouse environment control, lowering the investment on control equipment, providing a uniform and appropriate environment for the growth of crops, and improving the production capacity and quality of the crops.

The invention discloses a circulating air exchange fan system, which comprises an air feeding pipe, an air discharging pipe, an air feeding port, an air discharging port, an air feeding pipe valve and an air discharging pipe valve. The air feeding port and the air discharging port are respectively connected with the air feeding pipe and the air discharging pipe, the air feeding pipe and the air feeding port form an air feeding pipeline, the air discharging pipe and the air discharging port form an air discharging pipeline, and the air feeding pipeline and the air discharging pipeline form an air exchange channel; a circulating air duct is connected between the air feeding port and the air discharging port or between the air feeding pipe and the air discharging pipe, the air feeding port, the circulating channel and the air discharging port form a circulating channel, and the circulating channel is provided with a circulating channel valve; and the air feeding pipe valve, the air discharging pipe valve and the circulating channel valve are driven by a motor and are connected with the power output shaft of the motor through a linkage mechanism, and the linkage mechanism adopts a sprocket/chain linkage mechanism. The circulating air exchange fan system has a simple structure and good use effects and can be operated easily, and the switching of indoor air circulation and indoor-outdoor air exchange of the high-temperature aging room can be realized through one set of air exchange mechanism.

The invention discloses an energy-saving bath heater with adjustable color temperature. The energy-saving bath heater comprises a whole machine shell formed by a panel, a front shell and a rear shell, wherein a closed U-shaped arc vortex path is formed by the front shell and the rear shell; a motor is arranged at the center of the U-shaped vortex path; a wind wheel is arranged; the center of the U-shaped vortex path is divided into an air exchange air duct which is connected with an air outlet and a heating air duct which is connected with a heating device by an air deflector; the outer side of the heating device is covered with the panel; the panel is provided with an LED panel light; and the LED panel light is connected with a driving power. According to the energy-saving bath heater with the adjustable color temperature, only one reversible motor is adopted; the structure is simple; energy consumption is low; and noise is low. The problems of a current multi-functional bath heater that the machine body is complicated in structure; and meanwhile, an illumination light is single in color, and the color cannot be changed at will are solved.

The invention discloses a mobile-phone-controllable dual-purpose full-automatic variable-speed ventilating fan system. The signal output ends of a temperature sensor, a humidity sensor and a gas sensor are connected in parallel, are connected with an amplification circuit and a comparison circuit in sequence, and then, are split into three branches. The first branch is connected with the signal input end of a single-chip microcomputer control module; a ventilating fan rotates forwards or backwards under the control of the single-chip microcomputer control module; the second branch is connected with a trigger circuit and a thyristor circuit in sequence, and then, is connected with the ventilating fan; the third branch is connected with a sound-light alarm drive circuit, and then, is connected in parallel with a loudspeaker and a flashing light indicator; the single-chip microcomputer control module is communicated with a mobile phone terminal through a bluetooth module; and an LED display screen is connected with the signal output end of the single-chip microcomputer control module. The system reduces damage of harmful gas in the environment to human body, can realize intelligent control, provides efficient and convenient server for people and can also realize different degrees of indoor ventilation and heat radiation functions.

The invention discloses an energy-saving and environmental-friendly hog house with light transmitting and heat preserving functions. The hog house comprises a hog house body, a light collecting device and a heat preserving device; the hog house body comprises a hog railing and a hog house top, the light collecting device is arranged on the hog house top, and the heat preserving device comprises a heat exchange pipeline and a heat exchange device. The hog railing is a steel pipe framework with the inside circulated and communicated, the hog railing is provided with an air outlet and an air inlet pipe, the air inlet pipe is connected with the heat exchange pipeline, and the heat exchange pipeline is connected with an underground water circulating device through the heat exchange device; a round hole and a rectangular hole are formed in the hog house top, the light collecting device is arranged in the rectangular hole, a ventilating device is arranged in the round hole, and the light collecting device is a concave lens. The hog railing and the communicating function of the ventilating device on the hog house top are used ingeniously, air in the hog house is exchanged, temperature in the hog house is adjusted, natural light collection of the hog house is achieved through the light collecting device, and the energy-saving and environmental-friendly hog house has the effect of sterilizing with sunlight and saves manpower and material resources.

The invention discloses a bottom filtering fish tank which comprises a transparent tank body, a bottom filtering bin arranged at the bottom of the transparent tank body and used for filtering water flow and culturing bacteria, and an upper cover bin arranged at the upper portion of the transparent tank body and used for culturing aquatic plants, sand and stones. The lower end of a first pipe bodyis connected to a water outlet of the bottom filtering bin; the upper end of the first pipe body is connected to a water inlet connected to the upper cover bin; the lower end of a second pipe body isconnected to a water inlet of the bottom filtering bin, and a second water inlet for water to enter the second pipe body is formed in the side wall of the upper end of the second pipe body; a first water inlet hole for water in the transparent tank body to flow into the third pipe body is formed in the side wall of the lower end of the third pipe body; and a water pump is arranged in the bottom filtering bin, a water outlet of the water pump is connected to the first pipe body so as to pump filtered water flow into the upper cover bin, and the upper cover bin is provided with a water inlet connected to the transparent tank body, so that the water pumped into the upper cover bin can flow into the transparent tank body. The bottom filtering fish tank has the advantages of convenience in use,convenience in tabletop cultivation, good filtering effect, good landscape effect and the like.

The invention discloses a ventilating opening cover of a factory building. The ventilating opening cover comprises a ventilating opening connector, a first telescopic layer is arranged on the ventilating opening connector, a second telescopic layer is arranged on the first telescopic layer, a cover body is arranged at the top of the second telescopic layer in an opening and closing mode, a ventilating grill is arranged between the cover body and the ventilating opening connector, and the ventilating grill is made of metal sheets and is detachable. As the multiple telescopic layers are arranged on the ventilating opening cover body, and the ventilating grill capable of changing along with the telescopic layers is arranged on the side face, the ventilating function is effectively achieved without exposing a ventilating opening, and the normal operation of a ventilating pipeline is greatly guaranteed.

The invention provides an automobile seat. A seat backrest of the automobile seat sequentially comprises a foaming body, an inner 3D-mesh, a sealing gasket and a backrest framework from front to back in the thickness direction. A sealing containing cavity is defined between the foaming body and the sealing gasket, and the sealing containing cavity is filled with the inner 3D-mesh and used for keeping an air duct in the sealing containing cavity unblocked. Air outlet holes communicated with the inside and the outside of the sealed accommodating cavity are formed in the front side surface of the foaming body; a through hole is formed in the sealing gasket, and a fan is arranged at the through hole and used for blowing air into the sealing containing cavity and then blowing the air out through the air outlet hole. On the premise of not changing a vehicle body structure and a framework, the ventilation structure of the seat is designed, through ingenious arrangement of the positions of the fan and the air outlet in foaming and application of sealing gasket materials such as 3D-mesh and felt, directions of the air inlet and the air outlet in necessary ventilation elements and the airflow direction are planned, structural limitation of a plate type framework and the like is broken through, and the ventilation function of the seat is realized.

The invention discloses a molding method for powder tablets and a device thereof. The device is characterized by mainly comprising a molding head (1), a die barrel (2), a die core (3), a die base (5), an adjusting screw (6), a connecting screw (7), a slide block (8) and a die core base (9), wherein the die barrel (2) is connected with the die base (5) through the connecting screw (7); the die core (3) and the die core base (9) are arranged in a guide hole in the die barrel (2); the slide block (8) is movably sleeved in the die base (5); the upper flat end of the slide block (8) is pressed against the die core base (9); the inclined surface of the downwardly-inclined end of the slide block (8) is pressed against the end part of the adjusting screw (6); the adjusting screw (6) is screwed in the die base (5); and the axial lead of the adjusting screw (6) is vertical to the axial lead of the slide block (8). The device is easy and convenient to operate, height consistence and uniform particle density distribution of initial powder can be realized rapidly, and powder tablets of different heights can be prepared as required.

The invention relates to the technical field of medical mattresses, in particular to a multifunctional physical therapy mattress. The mattress comprises a mattress body, wherein the mattress body comprises an upper pad, a middle pad and a lower pad; the end, away from the upper pad, of the middle pad is rotationally connected with the lower pad through hinges; side pads are arranged on the two sides of the upper pad, the two sides of the middle pad and the two sides of the lower pad respectively; the side pads are rotationally connected with the corresponding upper pad, the middle pad and thelower pad through hinges, and a plurality of through holes are formed in the upper pad, the middle pad and the lower pad; telescopic frames are arranged at the bottoms of the side pads on the two sides of the lower pad, and guide wheels are arranged at the bottoms of the two telescopic frames; a plurality of massage protrusions are arranged on the surface of the mattress body, and a body temperature sensor is arranged on the surface of the mattress body; the body temperature sensor is fixedly connected to the mattress body, and a heating sheet is arranged inside the mattress body and is fixedly connected with the interior of the mattress body. The mattress has the advantages that a patient can be conveniently transferred, the comfort degree is high, functions are various, and the patient can be conveniently treated.

The invention discloses a joint of a vortex drain tube, which comprises a vertical tube, wherein an upper water inlet is correspondingly arranged at the upper end of the vertical tube; a drain outlet is correspondingly arranged at the lower end of the vertical tube; spiral guide vanes which axially extend along the vertical tube are arranged between the upper water inlet and the drain outlet on the inner wall of the vertical tube; at least one side water inlet tube is arranged at the side of the vertical tube; a water outlet for communicating the side water inlet tube and a cavity at the middle part of the vertical tube is formed on a connecting part of the vertical tube and the side water inlet tube; a water inlet channel in the position of the water outlet of the side water inlet tube is communicated with the cavity at the middle part of the vertical tube along a tangential line; and the length of a cross section in the position of the water outlet of the connecting part of the side water inlet tube and the vertical tube along the axial direction of the vertical tube is larger than the length of a cross section in the position of the water inlet of the side water inlet tube along the axial direction of the vertical tube.

The invention discloses an accounting storage cabinet for fixing ledgers, which comprises a cabinet body, a fixing plate, a cabinet door and a cabinet door. The inside of the cabinet body is provided with a placement board, and the inside of the placement board is provided with a sliding groove for a fixing board. , the sliding groove of the fixed plate is provided with a backing plate, the top of the placing plate is provided with a supporting column sliding groove, a purifier box is installed on the right inner wall of the cabinet, and a purifier box is installed inside the purifier box. device, the bottom of the fixed plate is equipped with a support column, and the support column is installed in the fixed plate through the sliding groove of the support column, the cabinet door is installed on the cabinet body through a hinge, and the cabinet door is provided with an electronic lock, Label boxes are arranged on both sides of the electronic lock. In the present invention, by providing a fixing plate on the placing plate, the account book can be fixed without causing confusion of the account book, and through the cooperative use of the fixing plate sliding groove and the fixing groove, the fixing plate can adjust the fixed position and improve the fixing efficiency. Board usability.

The invention discloses a durable and environment-friendly sisal hemp shoe sole. The durable and environment-friendly sisal hemp shoe sole is characterized by comprising a base layer, a first fabric layer, a second aluminum foil layer, a sisal hemp leaf layer, a loofah sponge layer, a second aluminum foil layer, a second fabric layer and a third fabric layer which are sequentially bonded and fixed from bottom to top, wherein the first fabric layer, the second fabric layer and the third fabric layer are formed by sewing and stacking 2-4 layers of fabrics from bottom to top, the fabrics of the first fabric layer and the second fabric layer are formed by spinning sisal hemp fiber subjected to modification treatment, the fabrics of the third fabric layer is made by blending the sisal hemp fiber and cashmere fiber according to the mass ratio of 2 to 1, and the sisal hemp fiber is subjected to modification treatment. The shoe sole mainly uses the sisal hemp fiber as a raw material, the sisal hemp fiber is subjected to different modification treatments, the third fabric layer is made by blending the sisal hemp fiber and the cashmere fiber, their advantages of the fibers are utilized to improve the practicability and durability of the shoe sole, and abrasion resistance of the shoe sole can be improved and enhanced by arranging a base layer flat base and a supporting pad.

The invention provides a dual-chamber integrated pedal ladder and urea tank fuel box assembly. The dual-chamber integrated pedal ladder and urea tank fuel box assembly includes a dual-chamber pedal fuel box assembly and a urea tank assembly with same cross sections, wherein the fuel box and the urea tank are made of magnesium aluminum alloy. After the inner portion of the urea tank is treated repeatedly, the anticorrosive treatment is carried out, and the urea tank and the fuel box are welded together by the welding technology. The dual-chamber integrated pedal ladder and urea tank fuel box assembly is simple in structure, convenient to manufacture and use, low in cost and not prone to falling off, and the functions of the fuel box and the function of the urea tank are better integrated. At the same time, the occupancy of a vehicle space is reduced, a bracket and a hoop for fixing the urea tank are reduced, and people can get on and get off conveniently, so that the weight of a whole vehicle is greatly reduced, and the dual-chamber integrated pedal ladder and urea tank fuel box assembly can be applied to a variety of types of vehicle models.