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39results about How to "Effective ventilation and heat dissipation" patented technology

Outdoor frequency conversion cabinet

The invention provides an outdoor frequency conversion cabinet which comprises a cabinet body for containing a frequency converter and a cabinet door. The cabinet door is arranged on a side wall opening of the cabinet body in a sealing and covering mode. The side wall of the cabinet body is oppositely provided with an air inlet and an air outlet. The outer side of the air inlet is provided with an air inlet protection hood, and the outer side of the air outlet is provided with an air outlet protection hood. The lower portion of the air inlet protection hood and the lower portion of the air outlet protection hood are provided with ventilation openings respectively. The ventilation openings are each provided with a baffle. By means of the technical scheme, the outdoor frequency conversion cabinet can be protected against the rain and snow, and effective heat dissipation is achieved.
Owner:PETROCHINA CO LTD

Automatically-operating smart fan based on indoor detection of object to be subjected to heat dissipation

The invention discloses an automatically-operating smart fan based on indoor detection of an object to be subjected to heat dissipation. The automatically-operating smart fan comprises a fan body; the fan body comprises a camera arranged on the surface of the fan body as well as an independent power supply module, an image recognition module and a control module which are arranged inside the fan body; the camera is electrically connected with the independent power supply module; the image recognition module is respectively and electrically connected with the camera and the control module; the camera is used for shooting an image in a front area and transmitting the shot image to the image recognition module in real time; the image recognition module is used for recognizing a received image, and particularly recognizing whether a pet needing to dissipate the heat exists in the recognized image or not and transmitting an opening signal to the control module when the condition that the pet needing to dissipate the heat exists in the recognized image; and the control module is used for controlling the opening and operating of the fan according to the opening signal. According to the automatically-operating smart fan disclosed by the invention, the fan is automatically controlled to be opened when the condition that the pet needing to ventilate and dissipate heat is effectively detected, so that the comfortableness of the pet is guaranteed, and the convenience is brought to a user.
Owner:蔡璟

Vehicle lithium battery ventilation device

The invention discloses a vehicle lithium battery ventilation device which comprises a base, wherein a lithium battery is arranged at the top of the base; an electromagnet is fixedly connected with the right side of the inner cavity of the base; a first contact is fixedly connected with one end far away from the inner cavity of the base, of the electromagnet; a support rod is fixedly connected with the right side of the bottom of the inner cavity of the base; a first connecting rod is fixedly connected with the axis center of the right side of the support rod; a second connecting rod is moveably connected with one end far away from the support rod, of the first connecting rod through a rotating shaft. Due to the arrangement of a temperature, an effect of measuring the temperature of the lithium battery is achieved; due to the adoption of a through hole and a fan, effects of ventilation and heat radiation are achieved for the lithium battery; through the first contact and the second contact, an effect of operating a draft fan is achieved; due to the draft fan, an effect of drafting heat inside the lithium battery is achieved, the lithium battery can be effectively ventilated and heated, and the normal use of the lithium battery is ensured.
Owner:丁灏

Rain-proof and snow-proof distribution box protection shed for construction of high-rise buildings

The invention discloses a rain-proof and snow-proof distribution box protection shed for construction of high-rise buildings. The shed structurally comprises a rain-proof sunscreen top plate, a protection shed supporting rack, a protection net, a fixing base and an anti-theft safety door. According to the distribution box protection shed, through cooperation of a rainwater detection device and a rain-proof and snow-proof structure, under rain and snow weather, in the building construction process, the rainwater detection device can detect rain and snow in time, after detection, the rainwater detection device is powered on, so that a rain and snow baffle in the rain-proof and snow-proof structure is opened, and the situation is avoided that since rain and snow are blown by wind and then enter a distribution box through the protection net, electrical appliances in the distribution box are in short circuit. Normal work of the distribution box under rain and snow weather is effectively guaranteed, and meanwhile the service life of the distribution box is prolonged.
Owner:林 健夫

5G communication power cabinet

The invention discloses a 5G communication power cabinet which comprises a power cabinet box body, a cabinet door is arranged on the outer side of the power cabinet box body, a fence heat dissipationopening is formed in the upper portion of the cabinet door, an arc-shaped dust baffle is arranged on the outer side of the fence heat dissipation opening, and an electrostatic dust collection main control device is arranged on the side of the power cabinet box body. And a nameplate plate plate is arranged above the side of the power cabinet box body, a reel is arranged above the side, away from the electrostatic dust collection main control device, of the side of the power cabinet box body, and the interior of the reel is arranged to be hollow. According to the 5G communication power cabinet,the problem that when the power cabinet dissipates heat, external dust is sucked into the power cabinet, so that heat dissipation of elements becomes poor, and the service life of the elements is shortened is solved, internal dust can be adsorbed to the electrostatic dust collection plate through static electricity, and at the moment, the cleanliness of internal elements can be effectively guaranteed; therefore, the internal elements have better heat dissipation, and the service life of the internal elements can be effectively prolonged.
Owner:尚雯雯

Polishing device for machining shell of environment-friendly exhaust fan

The invention discloses a polishing device for machining a shell of an environment-friendly exhaust fan. The polishing device comprises a base, a workbench and a polishing box. The polishing box is fixedly installed at the middle position of the top of the base, the workbench is fixedly installed inside the polishing box, the polishing box is of a bottom opening structure, the four ends of the topof the base are fixedly provided with supporting columns correspondingly, the top of the base is fixedly provided with a top plate through the four supporting columns, two air cylinders are fixedly installed at the middle position of the bottom of the top plate, an installation box is installed at the bottom of the top plate through the air cylinders, a bearing is arranged at the middle positionof the bottom of the installation box, a driving motor is fixedly installed in the installation box, and a rotating shaft is movably installed at the middle position of the bottom of the installationbox through the bearing. The device has the advantages of being convenient to move and fix and high in safety by arranging a series of structures.
Owner:江苏华正数控机械有限公司

Belt wheel of automobile engine

The invention discloses a belt wheel of an automobile engine. The belt wheel comprises a belt wheel body, wherein retaining rings are separately arranged at the left and right ends of the outer circumferential surface of the belt wheel body, a middle distance ring is arranged on the left part of the outer circumferential surface of the belt wheel body, gear tooth spaces are uniformly arranged between the middle distance ring and the left and right retaining rings, separately; transmission belts matched with the gear tooth spaces are separately arranged on the outer sides of the left and rightgear tooth spaces; and round slots are formed in the middle parts of the left and right ends of the belt wheel body. The belt wheel disclosed by the invention is simple in structure, and convenient tomount and detach and maintain and replace parts. By arranging two transmission belts different in width, the transmission safety of the belts of the engine is improved; by arranging the retaining rings, the condition that the belt is easy to pull away in the working process of the belt wheel is avoided, and the working stability is improved. Ventilation and heat dissipation can be effectively carried out on the contacts of the transmission belts and the belt wheel body, so that the service lives of the transmission belts are prolonged.
Owner:南京世界村汽车动力有限公司

Temperature and humidity-controllable intelligent distribution box

The invention discloses a temperature and humidity-controllable intelligent distribution box and belongs to the technical field of distribution boxes. The temperature and humidity-controllable intelligent distribution box comprises a distribution box body; a supporting rod is welded to the top of the distribution box body; a rain shielding shed is welded to the top of the supporting rod; a heat dissipation fan is screwed to the center of the top of the inner wall of the distribution box body; a temperature sensor and a humidity sensor are screwed to the left side and right side of the top of the inner wall of the distribution box body respectively; a controller and a wireless communication device are screwed to the top of the inner wall of the left side of the distribution box body from top to bottom; and the bottom of the outer wall of the distribution box body is sleeved with a base. According to the temperature and humidity-controllable intelligent distribution box of the invention,temperature and humidity change conditions can be displayed in real time through a display; the heat dissipation fan can be turned on remotely; ventilation and heat dissipation can be effectively carried out through heat dissipation windows and ventilation holes, and therefore, the temperature of the inner cavity of the distribution box body can be reduced; the positions of the heat dissipation windows and ventilation holes are staggered in a vertical direction, and therefore, water can be prevented from entering the inner cavity of the distribution box body; and a refrigerator is opened, refrigeration and cooling can be carried out in the inner cavity of the distribution box body, and therefore, heat dissipation is accelerated; and a filtering sponge block can effectively absorb moisture.
Owner:广东精益电力设备有限公司

Air-conditioned container

The invention relates to an air-conditioned container which is formed by more than one set of air conditioning system installed inside a container body. More than one comprehensive interface box is arranged on one or more faces of the container body; and the comprehensive interface boxes are connected with the air conditioning systems (more than one set) through air pipes. The air conditioning systems are reasonably installed inside the container body to fit the structure of the container and to satisfy the requirements on ventilation, heat dissipation, refreshing the air and supplying air. The air-conditioned container is compact in structure, small in vibration, low in noise, high in safety performance and wide in application range, and is weather-proof and sun-proof and is stable in transportation, installation connection and use.
Owner:JIANGSU JOSUN AIR CONDITIONER

Multifunctional low-voltage distribution box

The invention discloses a multifunctional low-voltage distribution box, which comprises a box body assembly, a box cover assembly, a heat dissipation assembly and a filtering base. The multifunctionallow-voltage distribution box is simple in structure and convenient use. The distribution box main body is provided with a sealing groove matched with the cover plate, so that the sealing effect between the cover plate and the distribution box main body is better. The air in the distribution box main body can be discharged from a heat dissipation opening through a heat dissipation fan in the heatdissipation assembly, so that ventilation and heat dissipation can be effectively carried out on the interior of the distribution box main body, and the ventilation and heat dissipation efficiency isimproved. Meanwhile, a dustproof plate and an arc-shaped baffle plate are arranged above the heat dissipation opening, so that dust can be effectively prevented from entering the distribution box mainbody from the heat dissipation opening, thereby achieving a dustproof effect. In addition, the air entering from an air inlet hole and an air inlet groove can be filtered through a filter plate on the filtering base, so that dust in the air cannot enter the distribution box main body, and the dustproof effect is better.
Owner:STATE GRID SHANDONG ELECTRIC POWER CO YANTAI CITY FUSHAN DISTRICT POWER SUPPLY CO

High tower tube ventilation cooling performance setting method and device and tower tube

The invention discloses a high tower tube ventilation cooling performance setting method and device and a tower tube. The method comprises the steps that S1, an initial value of the heat transfer amount of the target tower tube is calculated, and whether the heat transfer amount meets the required heat transfer amount demand or not is judged, and if not, the process goes to step S2; S2, an axial flow fan with specified radiating performance parameter setting is selected as an initial axial flow fan; and S3, the heat transfer amount of the target tower when the axial flow fan with the current setting is arranged on a first layer of platform of the target tower tube is calculated, whether the heat transfer amount meets the required heat transfer amount demand or not is judged, if not, the radiating performance parameter setting is adjusted, and the process returns to step S3, and if yes, the required axial flow fan setting is output. The device comprises a tower tube heat transfer amountjudgment unit, a selection unit and a judgment adjustment unit. Through the method and device, optimal setting of the tower tube ventilation cooling performance can be achieved in combination with the heat transfer characteristics of the high tower tube, and the advantages of the simple implementation method, high setting efficiency, good effect and the like are achieved.
Owner:CSR ZHUZHOU ELECTRIC LOCOMOTIVE RES INST

Intelligent ventilation and heat dissipation-type building

The invention discloses an intelligent ventilation and heat dissipation-type building, which comprises a building body, a roof and multiple unpowered wind balls. Each unpowered wind ball comprises a wind pipe, a wind ball base arranged on the roof, a rotating ball cap arranged on the wind ball base, and an air extraction impeller arranged in the wind pipe and coaxially connected with the rotatingball cap. The rotating ball cap is in rotary connection with the wind ball base. One end of the wind pipe is communicated with the inner part of the building and the other end of the wind pipe is communicated with the inner part of the rotating ball cap. The building body is provided with multiple air exchange ports. The building is provided with multiple heat exchange plate groups, each heat exchange plate group comprises a plurality of parallelly-arranged heat dissipation vertical plates, and the heat dissipation vertical plate passes through one side wall of the building body. The heat exchange plate group also comprises a heat dissipation transverse plate, and the heat dissipation transverse plate is located outside the building body and is connected with one side wall of the buildingbody. The intelligent ventilation and heat dissipation-type building has the beneficial effects that ventilation and heat dissipation can be effectively carried out; no electrifying device needs to beadded; the maintenance cost is low; and the safety is good.
Owner:矩阵纵横设计股份有限公司

Storage box for rubber processing raw material

The invention provides a storage box for rubber processing raw material and relates to the technical field of storage of rubber processing raw materials. The storage box comprises a storage box body;the front surface of the storage box body is provided with an air vent; a fan is installed at the outer side of the air vent; the upper right part of the front surface of the storage box body is provided with a battery box; a corner, close to the battery box, of the inner side of the storage box body is provided with a pressing switch; the left and right sidewalls and the rear sidewall of the storage box body are each provided with an air outlet; supporting legs are horizontally installed at the front and rear sides of the bottom of the storage box body; and an air permeating hole is formed between the two supporting legs. According to the storage box provided by the invention, the fan is installed at the front surface of the box body so that a rubber raw material placed inside the storagebox can be effectively ventilated and cooled; by arranging a raw material storage rack, stacking of the rubber raw material is prevented; extrusion deformation is prevented; the overall storage box can guarantee long-time storage of the rubber raw material; the work efficiency of workers can be improved; and the product quality can also be improved.
Owner:宁国市旭辰机械制造有限公司

Light steel board room with ventilation cooling function

The invention discloses a light steel board room with a ventilation cooling function. The light steel board room comprises a light steel board room body, first ventilation holes, a right ventilation chamber, a left ventilation chamber, through holes, a left steel rope, a left pulley, a left winding machine, a left hanging plate, a left spring, a right steel rope, a right winding machine, a right pulley and a right hanging plate. The light steel board room is reasonable and simple in structure, low in production cost and convenient to install; ventilation and heat dissipation can be effectivelyconducted on the light steel board room body; the two winding machines drive the corresponding hanging plates, the ventilation holes are exposed for ventilation, an exhaust fan extracts inside hot air for dissipation, a water pump extracts water in a water chamber for circulation, the temperature in the left ventilation chamber is reduced, an air blowing fan blows the low-temperature air into thelight steel board room body for ventilation cooling, a handle is screwed out, a ventilation pipe is utilized for ventilation from the top; and an air filter is further arranged, and two activated carbon filter nets are utilized for filtering air. By adoption of the above technical scheme, the problems in the background technology are solved.
Owner:王永妍

A granary uniform temperature control temperature cooling system

The invention discloses a temperature-equalization, temperature-control and heat-dissipation system for a granary. The temperature-equalization, temperature-control and heat-dissipation system for the granary comprises a grain storage bin, wherein each air-regulating duct structure comprises a wall air channel and a door; each wall air channel is formed in a long-side wall; each door can be used for closing the inner end of the corresponding wall air channel and is positioned in the grain storage bin; an air guiding fan is arranged in an external air pipe; the external air pipe comprises a front bent pipe section, a rear bent pipe section and a buried transverse pipe section made of metal; one end of the front bent pipe section is connected with the outer end of the wall air channel in one of the air-regulating duct structures; one end of the rear bent pipe section is connected with the outer end of the wall air channel in the other air-regulating duct structure; the other end of the front bent pipe section is connected with one end of the buried transverse pipe section; the other end of the rear bent pipe section is connected with the other end of the buried transverse pipe section; and the buried transverse pipe section is buried under the ground. The temperature-equalization, temperature-control and heat-dissipation system for the granary has the beneficial effects that the inside of the granary can be effectively ventilated and cooled, the system is seldom affected by the air temperature of the outside, occupied space is small, and the cooling effect is high; and the air-regulating duct structures are arranged reasonably, the sealing property is good, and after the wall air channels are closed, the sealing and storage effect in the granary is high.
Owner:浙江省粮食局直属粮油储备库

Low-voltage switchgear body

The invention provides a low-voltage switchgear body which comprises a shell (1), a base (2), a top cover (3), a display window (4), a door lock (5), a heat dissipation hole (6), a switchgear door (7) and a rear panel (8). The low-voltage switchgear body is characterized in that the base (2) is arranged on the bottom of the shell (1), the top cover (3) is arranged on the top of the shell (1), the switchgear door (7) is arranged on the front end face of the shell (1), the display window (4) and the door lock (5) are arranged on the switchgear door (7), the door lock (5) is located at the lower end of the display window (4), the rear panel (8) is arranged at the rear end of the shell (1), and the heat dissipation hole (6) is formed in the top cover (3) and located at the upper end of the rear panel (8). Due to the fact that the shell of the low-voltage switchgear body is made of stainless steel, the anti-rust and anti-corrosion effects are realized. Furthermore, due to the fact that the heat dissipation hole is formed in the low-voltage switchgear body, ventilation and heat dissipation can be achieved effectively, the temperature of the low-voltage switchgear body can be lowered, and the service life of the low-voltage switchgear body can be prolonged.
Owner:ZHENJIANG JIANGDAO ELECTRICAL MFG

Fixing device of fan cover

The invention relates to a fixing device of a fan cover. The fixing device of the fan cover comprises a box body, wherein an end cover is arranged on the outer side of the box body; a rotary shaft is arranged in the box body; one end part, exposed outside the box body, of the rotary shaft is connected with a plurality of fan blades; the fan blades run along with the rotation of the rotary shaft; the fan cover is arranged on the outer sides of the blades, and is fixedly connected onto a fixing plate arranged on the corresponding position of the end cover; the fixing plate is fixedly connected with the end cover through a plurality of cushion blocks; a gap is reserved between the fixing plate and the end cover; a plurality of through holes are circumferentially and densely formed in a fixing plate body; ventilation holes are formed in the fan cover. The fixing plate on the end cover and the fan cover are fixedly connected, so that the fan cover can be arranged on the box body safely, and is convenient to disassemble and assemble; the through holes and the ventilation holes are formed, so that the whole device can radiate heat in time when being operated.
Owner:GUOMAO REDUCER GROUP

Breathable plastic track

The invention discloses a breathable plastic track. The device comprises a compacted original soil layer, a stable layer is laid at the top of the original soil layer; a concrete foundation layer is poured at the top of the stable layer; a stand column is arranged at the top of the concrete foundation layer. A reinforcing layer is fixed to the tops of the stand columns, a buffer layer is laid on the top of the reinforcing layer, a heat preservation layer is pasted to the top of the buffer layer, a plastic surface layer is pasted to the top of the heat preservation layer, drainage holes are formed in the surfaces of the heat preservation layer and the buffer layer, and drainage pipelines are further arranged on the two sides between the concrete foundation layer and the reinforcing layer. The runway is simple and reasonable in structural design, good in breathability, high in drainage capacity, convenient to dissipate heat, safe, stable, wide in application range and beneficial to popularization, and the service life of the runway is prolonged.
Owner:HANGZHOU BAOLI SPORTS FACILITIES ENG

Multifunctional storage cabinet for finance and accounting bill storage

The invention provides a multifunctional storage cabinet for storing finance and accounting bills, and belongs to the technical field of storage cabinets, the multifunctional storage cabinet for storing finance and accounting bills comprises a lower storage cabinet, the upper surface of the lower storage cabinet is fixedly connected with an upper storage cabinet, the upper surface of the lower storage cabinet is provided with a groove, the inner wall of the groove is fixedly connected with a shaft sleeve, according to the multifunctional storage cabinet for finance and accounting bill storage, the lower storage cabinet body and the cabinet door are arranged in a matched mode, equipment is divided into the lower storage cabinet body and the upper storage cabinet body during use, daily needed bills can be stored in the storage rack by opening the cabinet door, query and use are convenient, the movable groove and the movable block are used in a matched mode, and the storage rack can be pulled in two directions conveniently, a limiting piece can prevent pulling out of the limit and guarantee use safety, a groove is formed in the lower storage cabinet, a rotating motor provides power to drive a gear to rotate and be meshed with a straight toothed plate, therefore, lifting of a containing box is adjusted, and sealed confidential bills can be placed in multiple storage grooves in a classified mode.
Owner:ZHEJIANG GUANGSHA COLLEGE OF APPLIED CONSTRTECH

Heat dissipation shoe

The invention discloses a heat dissipation shoe and belongs to a multi-functional heat dissipation shoe. The shoe comprises a shoe body, wherein a fan is arranged in the middle of the bottom plate of the shoe body, the fan is used for gas exchange between the interior of the shoe body and the external world, a motor and a power supply are arranged inside the heel of the shoe body, the motor is used for driving the fan to rotate, and the power supply is used for supplying power to the motor by using a batter through a switch. The heat dissipation shoe provided by the invention has the advantages of compact structure and ingenious design, can be used for exhausting and heat dissipation to the interior of the shoe effectively, and is strong in practicability.
Owner:WUXI LAIJITE INFORMATION TECH

Vibration type self-cleaning module and air filtering device

The invention discloses a vibration type self-cleaning module and an air filtering device, and relates to the technical field of air purification. The vibration type self-cleaning module comprises a vibrator used for driving a filter screen to vibrate, and further comprises a motor, a crank and a connecting rod; the vibrator comprises a first clamping piece and a second clamping piece, and the first clamping piece and the second clamping piece are oppositely arranged at two sides of the filter screen and are used for clamping the filter screen; and one end of the crank is hinged to the drivingshaft of the motor, the other end of the crank is hinged to one end of the connecting rod, and the other end of the connecting rod is hinged to the first clamping piece through a connecting piece.
Owner:天钥光电(湖北)股份有限公司

A granary grain heat dissipation insert rod

The invention discloses a granary grain heat dissipation insertion rod which is inserted into the interior of a grain pile, conducts heat absorption and conduction to the grain pile through a heat conduction plate, and cooperates with drafting to take away the heat for ventilation and heat dissipation. It is easy to use and operate, and can be inserted in a free modular arrangement. It is characterized in that one end of the connecting coil is placed at the bottom of the connecting rod. The connecting rod is a hollow structure, and the connecting rod and the connecting coil are connected. The upper end of the insertion tip It is a sleeve-like structure, and is screwed with the connecting coil. A plurality of temperature and humidity sensors are equidistantly arranged on the outer surface of the sleeve-like structure at the upper end of the insertion tip, and a plurality of heat-conducting fins are placed on the outer surface of the connecting rod at equal angles. The outer side of the lower end of the heat conduction sheet is a slope, and the slope is obliquely upward from bottom to top. The heat conduction sheet is made of copper material. The heat conduction sheet and the connecting rod are integrally formed. There are barbs on the heat conduction sheet. A plurality of ventilation slots are formed at equal angles on the side wall of the connecting rod, and are spaced apart from a plurality of heat conducting fins.
Owner:张新侠

Central current collector with protection mechanism

The invention relates to the related technical field of current collectors, and especially relates to a central current collector with a protection mechanism. The defect of poor service life of central current collectors in the prior art is overcome. The central current collector comprises a box body, second fixing bolts and heat dissipation covers, a rubber cushion is arranged in the box body, and a current collector is arranged below the rubber cushion; the second fixing bolts are installed on the two sides of the outer wall of the box body, connecting blocks are arranged on the outer sides of the second fixing bolts, damping springs are arranged in the connecting blocks, fixing blocks are installed on the outer sides of the damping springs, the heat dissipation covers are installed on the two sides of the box body, and third fixing bolts are installed on the two sides of the heat dissipation covers; and an access hole is formed in the upper portion of each third fixing bolt, a rotating rod is arranged above each access hole, meanwhile, rotating bolts are installed on the two sides of each rotating rod, a perforated bolt is installed on the surface of the rear portion of the box body, and a protection cover is arranged in the perforated bolt.
Owner:常州常迪机电科技有限公司

Computer shell auxiliary device capable of avoiding internal moisture condensation

The invention relates to the technical field of computer auxiliary equipment, and discloses a computer shell auxiliary device capable of avoiding internal moisture condensation, the device comprises a stainless steel shell, an anti-condensation film is fixedly connected in the stainless steel shell, an anti-rust film is fixedly connected on the outer side of the stainless steel shell, a battery cell is fixedly connected in the stainless steel shell, the inner wall of the stainless steel shell is fixedly connected with a heat resisting mechanism, and the inner wall of the stainless steel shell is movably provided with a dust and condensation removing mechanism. According to the computer shell auxiliary device capable of avoiding internal moisture condensation, a series excitation body is electrified to attract the series excitation body on the lower side to drive the first rack to move upwards so that the first gear rotates through meshing, fan blades rotate and are closed to prevent external air from continuously entering, internal moisture is effectively removed, meanwhile, ventilation and heat dissipation are also effectively conducted, the situation of electric leakage is avoided, and the environment temperature and the equipment temperature are intelligently compared and external hot air is prevented from entering.
Owner:杭州拾穗信息技术有限公司

Ventilation and cooling performance configuration method, device and tower for high tower tower

The invention discloses a high tower tube ventilation cooling performance setting method and device and a tower tube. The method comprises the steps that S1, an initial value of the heat transfer amount of the target tower tube is calculated, and whether the heat transfer amount meets the required heat transfer amount demand or not is judged, and if not, the process goes to step S2; S2, an axial flow fan with specified radiating performance parameter setting is selected as an initial axial flow fan; and S3, the heat transfer amount of the target tower when the axial flow fan with the current setting is arranged on a first layer of platform of the target tower tube is calculated, whether the heat transfer amount meets the required heat transfer amount demand or not is judged, if not, the radiating performance parameter setting is adjusted, and the process returns to step S3, and if yes, the required axial flow fan setting is output. The device comprises a tower tube heat transfer amountjudgment unit, a selection unit and a judgment adjustment unit. Through the method and device, optimal setting of the tower tube ventilation cooling performance can be achieved in combination with the heat transfer characteristics of the high tower tube, and the advantages of the simple implementation method, high setting efficiency, good effect and the like are achieved.
Owner:CSR ZHUZHOU ELECTRIC LOCOMOTIVE RES INST

No-tillage precision seeder

PendingCN111670622AWide range of applicationsContinuous and stable precision seedingSpadesPloughsFertilizerDrive motor
The invention discloses a no-tillage precision seeder. The no-tillage precision seeder comprises a rack hung on an agricultural motor vehicle; a seeding mechanism, a rotary tillage mechanism and a fertilization mechanism are arranged on the rack, wherein the seeding mechanism is mainly composed of a seed box, a seed metering device arranged at a seed metering opening in the seed box in a rotatablestructure and a seed metering pipe connected to the seed metering device; the fertilization mechanism mainly comprises a fertilizer box, a fertilizer feeder which is arranged at a fertilizer openingin the fertilizer box in a rotatable structure, and a fertilizer pipe which is connected to the fertilizer feeder; and the rotation actions of the seed metering device of the seeding mechanism and a fertilizer feeder of the fertilzation mechanism are respectively controlled by a driving motor on the rack. The no-tillage precision seeder can drive the seed metering device of the seeding mechanismand the fertilizer feeder of the fertilization mechanism without depending on the rotation of a land wheel mechanism, that is, the seed metering device of the seeding mechanism and the fertilizer feeder of the fertilization mechanism can be rotated for seeding without taking the field ground environment as a condition, the precision seeding can be continuously and stably realized, and the phenomenon that seeding and fertilization are discontinuous in the field is avoided.
Owner:CROP INST SICHUAN PROVINCE ACAD OF AGRI SCI +2

Argil particle pillow capable of reducing cervical spondylosis and manufacturing method thereof

The invention discloses an argil particle pillow capable of reducing cervical spondylosis and a manufacturing method of the argil particle pillow. The pillow comprises an arc-shaped massage middle pillow surface and a pillow body, one end of the arc-shaped massage middle pillow surface is fixedly connected with a high-radian upper pillow surface; the other end of the arc-shaped massage middle pillow surface is fixedly connected with a low-radian lower pillow surface; pillow fixing side plates are fixedly connected to two sides of the arc-shaped massage middle pillow surface; a pillow fixing bottom plate is fixedly connected below the pillow fixing side plates, the pillow fixing side plates are fixedly connected with the arc-shaped massage middle pillow surface, the high-radian upper pillowsurface, the low-radian lower pillow surface and the pillow fixing bottom plate, argil massage particles are fixedly connected to one end of the surface of the arc-shaped massage middle pillow surface, and physiotherapy magnets are fixedly connected to the other end of the surface of the arc-shaped massage middle pillow surface. The argil particle pillow is convenient to use, the massage physiotherapy effect is remarkably enhanced, the air permeability is high, cervical vertebra diseases are effectively prevented, and the practicability is high.
Owner:陕西新容康医疗器械有限公司

Power equipment control device based on wireless communication technology

The invention discloses a power equipment control device based on a wireless communication technology, which comprises a cabinet body, a cabinet door, a wireless communication assembly arranged at the top in the cabinet body, a control assembly arranged in the cabinet body and a display screen, a mounting plate is fixedly connected to the inner side of the cabinet body close to the bottom, and two groups of moving mechanisms are arranged at the lower end of the mounting plate. An air inlet fan is embedded in the middle of the mounting plate, an air inlet cover located below the air inlet fan is fixedly embedded in the bottom of the cabinet body, a cover plate is connected to the upper end of the air inlet cover, dustproof nets are embedded in the bottom of the air inlet cover and the cover plate, a moisture absorbent is arranged in the air inlet cover, and air outlets are formed in the two side walls, close to the top, of the cabinet body. An air outlet fan is mounted in the air outlet. Flexible movement of the device can be realized, normal use and maintenance of the device are further facilitated, good ventilation and heat dissipation performance is realized, the interior of the cabinet body is kept dry, and stable operation of the device is ensured.
Owner:王凤珍
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