49results about How to "Change the air volume" patented technology

The invention discloses a linkage energy-saving control system for an air conditioning system. An air and water linkage intelligent controller automatically adjusts an air and water linkage energy-saving control device according to working condition parameters. A cooling water pump and chilled water pump intelligent controller automatically adjusts the operation frequencies and the numbers of cooling water pumps and chilled water pumps according to the working condition parameters. A cooling tower and refrigerating host intelligent controller automatically adjusts the number of operated cooling tower draught fans and operated refrigerating hosts according to the working condition parameters. An air conditioner tail-end intelligent controller adjusts the opening degrees of air supply branch pipe tail-end air valves and chilled water proportion regulating valves and the operation frequencies of air feeders respectively through an air supply branch pipe tail-end air valve, chilled water proportion regulating valve and air feeder energy-saving controller according to the working condition parameters. The invention further discloses a linkage energy-saving control method for the air conditioning system. The linkage energy-saving control system is automatically matched with the energy-saving working condition parameters according with the current system, electric equipment and the controllers in the air conditioning system are adjusted, the air conditioning system runs at the best efficiency, and the purpose of reducing the total energy consumption of the system is achieved.

The invention discloses an outdoor wood stove capable of generating electricity. The outdoor wood stove comprises a stove body and a temperature difference power generation device fixed to the outer side wall of the stove body, at least one primary air inlet, a secondary air inlet and a tertiary air inlet are formed in the lower portion, the middle and the upper portion of an inner container respectively, an air guiding opening is formed below the primary air inlet, and a heat conduction hole is formed between the secondary air inlet and the tertiary air inlet; the temperature difference power generation device comprises a heat conduction metal rod, at least one temperature different power generation piece, a radiating aluminum plate, an air blower, a storage battery module and a radiating air duct, the radiating air duct is communicated with the air guiding opening, the heat conduction metal rod is fixed in the heat conduction hole, one end of the heat conduction metal rod is attached to the heat collection surface of the temperature different power generation piece, and the radiating surface of the temperature difference power generation piece is attached to the radiating aluminum plate. The outdoor wood stove has the advantages of being simple in structure, convenient to carry, low in cost and capable of forcing air feeding and effectively carrying out power generation and power supply outdoors.

The invention discloses a sander which comprises a sander main body, a sander cover and a sand outlet pipe, wherein the sander main body is internally provided with a sand blasting cavity provided with an opening at one end; a vent hole is formed in the inner end surface of the sand blasting cavity; the periphery of the sander main body has a sand inlet hole which is communicated with the sand blasting cavity; the sander cover is sheathed at the end of the sander main body with the vent hole, and an air chamber is formed by the sander cover and the end of the sander main body; the air chamber is communicated with compressed air; the sand outlet pipe is communicated with the sand blasting cavity in a sealing way. The sander is filled with the compressed air, negative pressure is formed in the sander relative to the atmospheric pressure in a sand box, gravel is absorbed by the negative pressure, and sanding is completed; therefore, the sanding operation can be completed by the low-pressure compressed air, and the low-pressure compressed air is not coagulated into water, so that an air storage cylinder and an air drying and purifying device are not needed, a sanding system is greatly simplified, and the space occupied by installing the system can be reduced. The invention also discloses the sanding system which applies the sander and is used for a rail train.

The invention discloses a firefighting exhaust fan and relates to the technical field of ventilation equipment. The firefighting exhaust fan comprises a shell, a driving device, a fan blade rotary control mechanism, a plurality of internal fan blade component openings, an angle adjusting piece, a plurality of external fan blade components and a telescopic adjusting mechanism. The firefighting exhaust fan has the beneficial technical effect of directly changing the air draft quantity without being detached; the driving device is fixedly connected with the external end of the shell; one end of the fan blade rotary control mechanism is connected onto the driving device in a matching manner; the other end of the fan blade rotary control mechanism is positioned in the shell; the internal fan blade component openings are uniformly formed in the fan blade rotary control mechanism in a surrounding manner; the angle adjusting piece is connected onto the fan blade rotary control mechanism in a matching manner and is connected with the internal fan blade component openings in a matching manner; the external fan blade components are movably connected with the internal fan blade component openings; the external ends of the external fan blade components are movably connected into the telescopic adjusting mechanism; and the telescopic adjusting mechanism is connected onto the shell in a matching manner.

The invention discloses a double-layer fan blade for gas-liquid separation, which relates to the technical field of fans. The double-layer fan blade for gas-liquid separation comprises a first hub anda second hub. Three first notches are formed in the circumferential side face of the first hub. First straight rods are in clearance fit with the inner surfaces of the three first notches; the otherend of the first straight rod is fixedly connected with a first fan blade; the peripheral side surface of the first straight rod is fixedly connected with a gear; the peripheral side surface of the first straight rod is fixedly connected with a first fixed block; one surface of the first fixed block is fixedly connected with a first spring; the other end of the first spring is fixedly connected with a second fixed block; and one side surface of the second fixed block is fixedly connected with a circular pipe. By arranging the first fan blade and the second fan blade, the problem that an existing fan blade is only provided with one layer of fan blade is solved; by arranging the gear and the gear sleeve, the problem that the angle of fan blades of an existing fan cannot be adjusted is solved; and by arranging a blade expanding plate, the problem that the size of fan blades of an existing fan cannot be adjusted is solved.

The invention relates to the technical field of air conditioners, and discloses an air conditioner fan grille, outdoor unit shell, system and a configuration method of the air conditioner fan grille.The air conditioner fan grille comprises a first grille body, a second grille body and a power mechanism, the first grille body comprises a plurality of ribs, the second grille body comprises a plurality of ribs, the fan grille has a first state and a second state, the power mechanism can drive the first grille body and the second grille body to move relatively, so that the first grille body and the second grille body are switched between the first state and the second state. In the first state, the positions of the multiple ribs of the second grille are overlapped with the positions of the multiple ribs of the first grille body, and in the second state, the positions of the multiple ribs of the second grille body are staggered with the positions of the multiple rids of the first grille body. Compared with the prior art, the first grille body and the second grille body are switched between the first state and the second state through the power mechanism, the rib dislocation relation ofthe first grille body and the second grille body is changed, the air outlet amount of an air conditioner is increased under the condition that electrical safety is met, the manufacturing cost of theair conditioner process is reduced, and the manufacturing difficulty is reduced.

The invention provides an intelligent field temperature control device. The intelligent field temperature control device comprises a control unit, a plurality of air outlet control mechanisms, a plurality of temperature sensors, a cold air delivery assembly and a power supply mechanism; the cold air delivery assembly comprises a main air pipe and a plurality of air outlet pipes, the air outlet pipes are fixedly connected with a ceiling in a penetrating mode, the air outlet control mechanisms are arranged in the corresponding air outlet pipes, the multiple temperature sensors are fixedly arranged on the ceiling, and the temperature sensors and the air outlet pipes are arranged in a one-to-one correspondence mode; and the air outlet control mechanisms and the temperature sensors are electrically connected with the control unit, and the power supply mechanism supplies a power supply for the air outlet control mechanisms, the temperature sensors and the control unit. According to the intelligent field temperature control device, cold air can be reasonably controlled, thus the environment temperature is even, adjusting is convenient, and energy consumption is small.

The embodiment of the invention provides a cross-flow fan and an air conditioner. The cross-flow fan comprises at least two supporting discs arranged in a spaced manner, wherein one supporting disc isrotationally and coaxially connected with a steering gear; and a plurality of moving fan blades are mounted on the supporting discs at intervals in the circumferential direction in a swinging manner,and the plurality of moving fan blades are connected to the steering gear so as to swing relative to the supporting discs along with rotation of the steering gear. According to the cross-flow fan, anexisting fixed fan blade structure is improved, the air outlet angle of the fan blades can be adjusted in real time according to the air volume requirement, power waste of a main motor for adjustingthe rotating speed is reduced, and noise caused by the too large rotating speed is prevented.

The invention discloses a control technique and equipment for the air disorder of a multi-air-inlet shaft. By adopting a natural air pressure directional adjustment and control theory, the amount of hot air supplied to the shaft is adjusted in winter so that a natural air pressure which promotes the shaft to intake air is formed by the shaft which is easy to cause air stagnation or inversion, therefore the problem of the air disorder of the multi-air-inlet shaft in the winter can be solved. The control technique for the air disorder of the multi-air-inlet shaft comprises the specific steps: arranging air current parameter sensor probes in the shaft and relevant connection roadways; programming in a monitor software of an upper computer according to the air current parameters of the shaft, combining a frequency converter and a PLC (Programmable Logic Controller) to automatically adjust the rotating speed of a pressure fan of a hot fan set of the shaft and the opening of an electronic control valve, so as to change the average air temperature and density difference of the shaft, form the directional natural wind pressure which promotes the air inlet of the shaft with the air disorder, and finally achieve an aim of changing the air inlet of the shaft. According to the control technique provided by the invention, the long-distance adjustment to the air inlets of all shafts can be realized through an industrial looped network and upper computer software; furthermore, the control technique has two adjusting modes, such as an automatic adjusting mode and a manual adjusting mode, therefore being convenient, effective and quick to operate; in addition, the equipment is safe and reliable to use and easy to maintain, and is capable of effectively improving the stability of a mechanical extraction type mine ventilation system, thereby being very applicable to the popularization and use in the safety production of coal mines.

The invention discloses an air conditioner air supply device and an air conditioner indoor unit. The air conditioner air supply device comprises an air supply body. The air supply body comprises at least four air guiding bodies with through middles, front openings and rear openings. The air guiding bodies are arranged sequentially from front to back, and front-back-through through air channels are formed in the middles of the air guiding bodies. An air supply gap is formed between every two adjacent air guiding bodies. Heat exchange air enters the through air channels from the air supply gaps. Non-heat exchange air is led into the through air channels from the rear opening of the last level air guiding body. The air supply device further comprises an air guiding body adjusting device which comprises a driving mechanism and a linkage mechanism. Linkage of the multiple middle air guiding bodies located in the middle of all the air guiding bodies arranged sequentially from front to back is achieved through the linkage mechanism. The linkage mechanism is connected with the driving mechanism. The driving mechanism drives the linkage mechanism thus the air supply gaps between the adjacent air guiding bodies is changed dynamically, so that the air supply quantity of the air supply gaps is adjusted, the leading-in quantity of the non-heat exchange air is adjusted, and different requirements of different users are met.

The invention provides an air duct structure, an air conditioner cabinet and an air conditioner, and relates to the technical field of air conditioners. The technical problem that different air volumes of an upper air outlet and a lower air outlet of an air conditioner cabinet in the prior art cannot be achieved is solved. The air duct structure comprises an air duct body, a volute and a diversionring, wherein the volute is installed on the air duct body and communicates with the air duct body, and the diversion ring is installed at an air inlet of the volute and can move in the air duct bodyto change the position of the diversion ring. The air duct structure, the air conditioner cabinet and the air conditioner are used for achieving the effect that the air volume of the upper air outletand the air volume of the lower air outlet of the air conditioner are different.

A window air-conditioner consists of evaporator and indoor fan in and compressor, condenser, outdoor fan and motor in outdoor side; arranging scroll between indoor side and outdoor side and forming said scroll by top scroll and bottom scroll; setting back plate at back end of scroll; setting circular scroll line and air inlet on front end of back plate; setting air outlet on top end of back plate and forming multiple ring form concave hole along internal periphery of said scroll line.

A biomass burner comprises a furnace, a filling port, a slag removal port and an ash cleaning port. The filling port, the slag removal port and the ash cleaning port are arranged in the front side face of the furnace from top to bottom, a filling port opening and closing mechanism, a slag removal port opening and closing mechanism and an ash cleaning port opening and closing mechanism are arranged on the filling port, the slag removal port and the ash cleaning port correspondingly, and grates are arranged in the furnace. A circular secondary air duct with a secondary tuyere is arranged on the side face of the furnace body, the inner circular wall of the secondary air duct forms a secondary air cavity communicated with the inside of the furnace, and burning units communicated with the secondary air duct are arranged in the secondary air cavity. A fire outlet communicated with the secondary air cavity is arranged at the outer end of the secondary air duct. The biomass burner is simple in structure, a large amount of fuel can be stored above the grates inside the furnace at one time, sustained burning time can be prolonged greatly, and fuel types are unlimited; by means of secondary air distribution of the burning units, oxygen needed during fuel burning can be supplemented effectively, and fuel burning heat efficiency and fuel utilization rate are increased greatly.

The invention provides an air flow adjusting structure of an air flue and an air conditioner. The air flow adjusting structure comprises a mounting hole and an adjusting structure. The mounting hole is formed in a base. The adjusting structure comprises an air flow adjusting portion and a shaft portion. The air flow adjusting portion is located in the air flue, and the shaft portion is rotationally fixed in the mounting hole. In the air flow adjusting structure, the shaft portion of the adjusting structure can rotate and be fixed in the mounting hole, and therefore the angle of the air flow adjusting portion in the air flue is changed; and in the air outlet state of the air flue, the air flow adjusting portion can change the air outlet amount of an air outlet, air input and output of the air flue are promoted to be balanced, and surges and abnormal sounds of the air outlet are avoided.

The invention provides agricultural science and technology greenhouse skylight equipment. The skylight equipment comprises a skylight body slidably installed at the inner side of a fixed frame; the skylight body is composed of an upper clamping frame and a lower clamping frame; the bottom end of the inner side of the fixed frame is connected with a circle of inner retaining ring; the lower ends ofthe two sides of the fixed frame are respectively provided with a lower extension plate; the fixed frame is fixedly installed at the top part of a greenhouse body; two groups of glass are respectively rotatably embedded in the upper clamping frame; two groups of connecting plates are clamped at the middle of the bottom part of the glass; each connecting plate is interspersed with a rotating shaft; and the two ends of the rotating shaft are rotatably clamped on the inner wall of the upper clamping frame. By rotating a handle, a driving shaft is driven to rotate, a transition gear set is drivento rotate through a chain, a driven shaft is driven by the chain to rotate synchronously and reversely, the skylight body is lifted from the fixed frame through a meshing effect of an adjusting gearand a rack, a gauze between the upper clamping frame and the lower clamping frame is used for ventilation, and an outer sealing ring sleeve sleeved on an outer extension plate is used to maintain theseal between the fixed frame.

The invention relates to the field of fans, in particular to an anti-explosion frequency conversion and energy saving centrifugal ventilator. Two flow guide plates are arranged in an air outlet pipe oppositely up and down, and two parallel adjusting plates are further arranged in the air outlet pipe oppositely up and down. A connecting mechanism used for driving the adjusting plates to move up anddown is arranged on the air outlet pipe. Multiple parallel flow guide blades are arranged in the air outlet pipe side by side left front and back. Small shafts are rotationally mounted in through holes. Long-strip-shaped holes extending in the vertical direction are arranged on the small shafts. An adjusting mechanism used for driving the flow guide blades to rotate is arranged on the air outletpipe. According to the anti-explosion frequency conversion and energy saving centrifugal ventilator, the distance between the two adjusting plates is reduced by moving the two adjusting plates inwards, so that the pressure of wind exhausted between the two adjusting plates is increased, or the distance between the two adjusting plates is increased by moving the two adjusting plates outwards, so that the pressure of wind exhausted between the two adjusting plates is reduced; and in addition, the direction of wind exhausted between the two adjusting plates is adjusted by rotating and adjusting the multiple flow guide blades, and adjusting is convenient.

The invention relates to the technical field of tent quality detection equipment, in particular to energy-saving quality detection equipment with a variable wind speed for tent production. The equipment comprises a detection frame, a fixed auxiliary wheel is rotatably connected in the detection frame, and a fixed frame is fixedly connected in the detection frame. A positioning plate is inserted into the lower surface of the fixing frame, a guide sliding plate is fixedly connected to the upper surface of the positioning plate, a transmission rod is fixedly connected to the upper surface of the guide sliding plate, and a limiting spring is fixedly connected to the position, located in the fixing frame, of the outer portion of the transmission rod.The resistance value in the connection circuit of the slide rheostat is changed through the slide needle, the resistance value of the circuit can be well changed according to the thickness of the tent, then the air output of the fan is changed, the effect of data accuracy is achieved, meanwhile, the use range of equipment can be well widened, the quality of the tent can be conveniently judged by driving the arc-shaped plate below to move, and therefore the working efficiency of the equipment is improved.

The invention provides an air inlet device for the drying drum of an asphalt concrete mixing station in a plateau area. When a dryer is working in the plateau area, the drying effect often decreases due to the lack of oxygen supply in the dryer, and even suffocates the dryer seriously. A method and apparatus for manufacture that present invention comprises the follow steps of: the air inlet tube (1) and the drying tube (4), the air inlet drum is sleeved with a rotating disk (3), The rotating disk is provided with a set of transverse stoppers (2) uniformly arranged according to the circumference, and the side wall of the air inlet cylinder is provided with a set of vertical stoppers (5) uniformly arranged according to the circumference. The fixed pin (6) on the rotating disk is hinged withone end of the tie rod (7), and the other end of the tie rod is hinged with the rotating rod on the motor (8). The invention is used for air inlet device of drying drum of asphalt concrete mixing station in plateau area.

The invention relates to the technical field of indoor ventilation equipment, in particular to a house indoor ventilator mounted on a wall body, which comprises a wall body, a wall body through hole is formed in the wall body, an air inlet pipe is arranged on one side of the wall body, an inserting pipe is integrally formed on one side of the air inlet pipe, the inserting pipe is inserted into the wall body through hole, and a connecting disc is arranged on the outer wall of one side of the wall body. An air outlet pipe is arranged on one side of the connecting disc, the air inlet pipe and the air outlet pipe are connected through the connecting disc, the air outlet pipe comprises a threaded pipe, a connecting ring is integrally formed on the outer wall of one side of the threaded pipe, the outer portion of the threaded pipe is connected with an air volume adjusting cover through threads, and the flow guide cover is connected to the annular end face of the air outlet pipe through bolts. Rainwater is shielded by the rain shielding plate of the rain shielding piece, and then the inner hole of the air inlet pipe is arranged to be in the shape of the stepped hole which is gradually reduced, so that when an extra-heavy storm occurs, the rainwater entering the ventilation pipe can quickly flow out of a room, and the rainwater cannot enter the room even if the ventilator is not closed in the storm weather.