30results about How to "Prevent fly-in" patented technology

The wind-motor protective cover comprises cover body, sky light cover at the top of the cover body, hoisting hole and forced air duct. The outer surface of the cover top has a sanded anti-skid layer. The cover body is big on left and small on right, high on left and low on right. The forced air duct appearance is of stream-line design and its port is fitted with shutter which can effectively prevent foreign matter and rain water from getting-in to damage the cover body whose service life can be prolonged thereof. The sky light is fitted with cover with hinge, pin and handle to make it firm and easy to be opened. The hoisting hole is fitted with pressing ring and the sponge at the hoisting-hole part is pasted firmly, the outer surface of the cover is conducted anti-skid treatment, so that the safety of repair and maintenance is further raised.

The invention belongs to the field of citrus planting, and particularly relates to a citrus orchard conducive pest control planting method. Guava fruiters are planted in a citrus orchard to increase the population quantity of phytoseiid mites in the citrus orchard, an independent environment is formed, citruses are planted, the periphery of each citrus tree is enclosed by the guava fruiters to form double barriers in a checkered manner, petroleum oils are sprayed in a matched manner, and pest control is fundamentally performed in the citrus planting process. According to the citrus orchard conducive pest control planting method, based on the capability of naturally breeding the phytoseiid mites by the planted guava fruiters, the guava fruiters and the citrus trees are planted in the checkered manner, the citruses are planted after the guava fruiters form crowns, and the petroleum oils are sprayed to control citrus tristeza viruses. The pest control function of natural enemies is a direct effective means for killing sole insect-borne citrus psyllas of citrus tristeza virus transmission pathogens in citrus planting.

The invention discloses an outdoor electric power equipment box which comprises a box. A door plate is movably mounted on the left side of the front surface of the box via hinges, a handle is fixedlymounted below the front surface of the door plate, a base is fixedly connected with the bottom of the box, water storage cotton is fixedly mounted at the bottom of an inner cavity of the base, and heat conduction pipes are equidistantly fixedly connected with two sides of the top of the water storage cotton. The outdoor electric power equipment box has the advantages that the box, the door plate,top covers, the base, a top shell, a water storage box, hollow plates, the water storage cotton, the heat conduction pipes, heat conduction cotton, a mercury box, water baffles, springs and wood plates are used with one another when the outdoor electric power equipment box is used, electric power facilities inside the outdoor electric power equipment box can be effectively cooled by the outdoor electric power equipment box when the internal temperature of the outdoor electric power equipment box is excessively high due to excessively hot weather, accordingly, the electric power facilities inside the outdoor electric power equipment box can be prevented from being damaged by excessively high temperatures, normal operation of the electric power facilities can be guaranteed, and the problem of serious trouble for staffs can be solved by the aid of the outdoor electric power equipment box.

The invention discloses a heat-dissipation dust-removal protection box for a fire-fighting tool. The heat-dissipation dust-removal protection box comprises a cooling fan box, a water accommodation groove, a storage box and a heat dissipation fan box, wherein fans are fixed inside the cooling fan box and a dustproof mesh is arranged on the periphery and upper and lower surfaces of the cooling fan box; an upper portion of the water accommodation groove is connected to a supporting lifting rod via a hook; a cloth bag is placed inside the water accommodation groove; the storage box is located below the cooling fan box, and an ice block placement groove and a protective layer are respectively arranged around the storage box from inside to outside; a rear surface of the storage box is mutually fixed to a heat dissipation plate via fixing screws; a dustproof mesh is fixed on an inner side of the heat dissipation plate; the heat dissipation fan box is located below the storage box; and annular heat dissipation holes and fans are arranged on an upper surface of and inside the storage box. The heat-dissipation dust-removal protection box for the fire-fighting tool can physically cool the whole storage box and the heat dissipation fan box below the storage box can achieve a heat dissipation effect, so that dust is prevented from entering while the heat dissipation is achieved.

The invention discloses an up-down-retractable gauze window device for a window and an operation method thereof. The up-down-retractable gauze window device comprises a gauze window body (8) mounted in a window top wall (22) and can extend and retract in the window top wall (22). Thus, when the gauze window body (8) extends down to a window bottom wall (21), the window can be shielded, and when the gauze window body (8) retracts up into the window top wall (22), the window can be opened. By using the up-down-retractable gauze window device, the state of the gauze window body can be adjusted according to the requirements of a user; when the gauze window body needs to be used for shielding the window, the gauze window body can extend out so that mosquitoes can be prevented from flying into the window; and when the gauze window body does not need to be used for shielding the window, the gauze window body can retract up into the window top wall (22), so that the gauze window body can be concealed and avoid being insolated by sunlight for a long time, and the service life of the gauze window body can be prolonged.

The invention discloses a dual-furnace type powder flying melting glass kiln, and belongs to the technical field of glass production. The glass kiln is provided with two regenerative chambers for preheating oxygen-containing gas and cooling high-temperature exhaust gas in turn, two smelting furnaces are required for feeding in turn, feeding openings of the smelting furnaces are connected with rawmaterial feed pipes for inputting powdered glass raw materials, and the problems that molten material condensation and bonding always exist on the inner wall of outlet end pipelines at the connectionsbetween the raw material feed pipes and the feeding openings and cause blockage, normal feeding is affected, and the condition has a great impact on production can be relatively and better solved through the technical schemes that a purge gas input port is arranged on a public feed pipe or a raw material feed pipeline, gates are arranged on the feed openings, the raw material feed pipelines are set as mobile feed pipes, and forced feeding devices are arranged on the feeding openings.

Disclosed are a concealing gauze window device and an operation method thereof. The concealing gauze window device comprises a gauze window body (8) mounted in a window top wall (22) and can extend and retract in the window top wall (22). Thus, when the gauze window body (8) extends down to a window bottom wall (21), the window can be shielded, and when the gauze window body (8) retracts up into the window top wall (22), the window can be opened. By using the concealing gauze window device, the state of the gauze window body can be adjusted according to the requirements of a user; when the gauze window body needs to be used for shielding the window, the gauze window body can extend out so that mosquitoes can be prevented from flying into the window; and when the gauze window body does not need to be used for shielding the window, the gauze window body can retract up into the window top wall, so that the gauze window body can be concealed and avoid being insolated by sunlight for a long time, and the service life of the gauze window can be prolonged.

The invention discloses an automatic tension control device for printing. The device comprises a printing box, a control box, a bottom plate, a support, a roller, a motor, printing paper, a tension sensor, a detection roller, a baffle, supporting rods, connecting pieces, rotating rods, a groove and a dust cover. According to the automatic tension control device for printing, the supporting deviceis arranged between the roller and the detection roller, the supporting device is composed of the baffle, the supporting rods and the rotating rods, a rotating bolt is arranged in one supporting rod,the connecting pieces are arranged in the middle of the other supporting rod, the two rotating rods are supported on the top surface of the baffle; during printing, the printing paper is discharged from the roller, penetrates through the two rotating rods, and then enters the printing tank through the detection roller, due to the fact that a certain distance exists between the roller and the detection roller, the rotating rods can fix the printing paper, the error caused by the tension of the detection roller due to the gravity of the paper can be prevented, the error of tension control can bereduced, and the service life of the detection roller can be prolonged.

The invention discloses a waste chip recovery lathe for practice teaching. The waste chip recovery lathe for practice teaching comprises a box body, an empty bin is arranged in the box body, a safetyguarantee mechanism is arranged in the empty bin, the safety guarantee mechanism comprises two safety boxes, the two safety boxes are symmetrical left and right by taking the center line of the emptybin as the center, the safety boxes are fixedly connected to the inner wall of the lower side of the empty bin, and the upper ends of the safety boxes extend to the outer space. According to the wastechip recovery lathe for practice teaching, when a student carries out lathe machining practice, a barrier can be unfolded to protect the student, waste chips are prevented from flying into the eyes of the student or scalding the skin of the student, and the personal safety of the student is guaranteed; and the novel lathe can automatically collect the waste chips generated in the lathe machiningprocess and conduct packaging treatment, so that cleaning machining of the lathe is improved, and then a practice course of the student is more convenient and safer.

The invention discloses an up-down-retractable gauze window device for a window and an operation method thereof. The up-down-retractable gauze window device comprises a gauze window body (8) mounted in a window top wall (22) and can extend and retract in the window top wall (22). Thus, when the gauze window body (8) extends down to a window bottom wall (21), the window can be shielded, and when the gauze window body (8) retracts up into the window top wall (22), the window can be opened. By using the up-down-retractable gauze window device, the state of the gauze window body can be adjusted according to the requirements of a user; when the gauze window body needs to be used for shielding the window, the gauze window body can extend out so that mosquitoes can be prevented from flying into the window; and when the gauze window body does not need to be used for shielding the window, the gauze window body can retract up into the window top wall (22), so that the gauze window body can be concealed and avoid being insolated by sunlight for a long time, and the service life of the gauze window body can be prolonged.

The invention discloses a safe adjustable comprehensive wiring device. The device comprises a plurality of uniformly distributed supporting legs, wherein a box body is arranged at the top ends of thesupporting legs; a connecting shaft is arranged on one side of the box body; a rotating door is arranged on one side of the connecting shaft; a plurality of uniformly distributed wire inlets are formed in one side of the box body; and each wire inlet comprises a plurality of pressing pieces which are evenly distributed, first grooves are formed in the two sides of each pressing piece, and first springs matched with the first grooves are arranged in the first grooves. The wiring device has the advantages that a first fan blade and a second fan blade are driven to rotate at the same time througha motor, so a power line in the wiring device is cooled, and the situation that the power line burns or explodes due to heating and causes danger to people beside is avoided; an insect expelling chamber is arranged in the wiring device, and an insect expelling reagent is placed in the insect expelling chamber, so insects are prevented from climbing into or flying into the wiring device and beingfixed on the power line to cause danger due to short circuit of the power line.

The invention discloses an anti-leakage structure and method of a shot blasting machine. The anti-leakage structure of the shot blasting machine is characterized by comprising a bearing end cover, a bearing and a bearing seat which are arranged along a shaft, wherein the bearing is arranged in the bearing end cover and the bearing seat; a wind inlet channel is formed in the upper end of the innerside of the bearing end cover; and a shot returning outlet is formed in the lower end of the inner side of the end cover. According to the anti-leakage structure of the shot blasting machine, high-pressure wind is blown from outside to inside and passes through a gap between the inner ring and the outer ring of the bearing, thus a high-pressure wind curtain is formed on the inner side of the bearing to prevent shot and dust from flying into the bearing, and even if a small amount of dust flies into the bearing, the small amount of dust can be blown out of the bearing by the high-pressure wind.The wind inlet channel is formed in the upper end of the inner side of the bearing end cover, and the shot returning outlet is formed in the lower end of the inner side of the end cover, so that theshot and the dust fall into a shot collecting channel in a chamber body.

Disclosed are an up-down-retractable concealing gauze window device for a window and an operation method thereof. The up-down-retractable concealing gauze window device comprises a gauze window body (8) mounted in a window top wall (22) and can extend and retract in the window top wall (22). Thus, when the gauze window body (8) extends down to a window bottom wall (21), the window can be shielded, and when the gauze window body (8) retracts up into the window top wall (22), the window can be opened. By using the up-down-retractable concealing gauze window device, the state of the gauze window body can be adjusted according to the requirements of a user; when the gauze window body needs to be used for shielding the window, the gauze window body can extend out so that mosquitoes can be prevented from flying into the window; and when the gauze window body does not need to be used for shielding the window, the gauze window body can retract up into the window top wall, so that the gauze window body can be concealed and avoid being insolated by sunlight for a long time, and the service life of the gauze window body can be prolonged.

The invention discloses an integrated intelligent management server, the upper end surface of the housing including the server body is provided with a first heat dissipation fan and a first heat dissipation hole for blowing out hot air, the first heat dissipation fan is embedded in the upper end face of the shell of the server body, the first heat dissipation fan is bolted to the upper end surfaceof the shell of the server body, the lower end surface of the shell of the server body is provided with a second heat dissipation fan and a second heat dissipation hole for sucking in cold air, the second heat dissipation fan is embedded into the lower end face of the shell of the server body, the second heat dissipation fan is bolted to the lower end face of the shell of the server body, and thethird heat dissipation fan is embedded into the front face of the shell of the server body and the back face of the shell of the server body respectively. The integrated intelligent management servercan effectively dissipate heat.

A concealed screen window device that can be retracted up and down and its operating method, comprising a screen body (8) that is installed in the top wall of the window (22) and can be stretched in the top wall of the window (22), thus, when the When the screen window (8) extends downwards to the bottom wall (21) of the window, the window can be covered; when the screen window (8) shrinks upwards into the top wall (22) of the window, the window can be opened, The device of the present invention can adjust the state of the screen body according to user needs. When the screen body needs to be used to block the window, the screen body can be extended to prevent mosquitoes from flying into the window; The screen window body is upwardly retracted into the window top wall (22), so that the screen window body can be concealed, and long-time exposure to sunlight can be avoided, so the service life can be prolonged.

The invention discloses a high-speed motor bearing sealing device comprising a rotating shaft, an end cap, a sealing cover, a shaft sleeve and a bearing. The end cap and the shaft sleeve are arranged on the rotating shaft. The bearing is arranged on the shaft sleeve. One side of the sealing cover is fixed with the end cap, and the other side of the sealing cover is provided with a circle of rectangular grooves. One side of the shaft sleeve is provided with a circle of the rectangular grooves along the circumferential direction of the shaft sleeve. The rectangular grooves of the sealing cover and the rectangular grooves of the shaft sleeve are mutually engaged so that a labyrinth type sealing structure is formed. The labyrinth type sealing structure is arranged on the bearing side. The shaft sleeve is provided with multiple oil return grooves, of which groove openings orient towards the bearing. Pollution to insulation of stator and rotor windings caused by the fact that oil mist in a motor bearing chamber enters into a motor internal cavity can be avoided so that the motor windings can be protected and the service life of the whole motor is greatly prolonged.

The invention discloses a gauze window device and an operation method thereof. The gauze window device comprises a gauze window body (8) mounted in a window top wall (22) and can extend and retract in the window top wall (22). Thus, when the gauze window body (8) extends down to a window bottom wall (21), a window can be shielded, and when the gauze window body (8) retracts up into the window top wall (22), the window can be opened. By using the gauze window device, the state of the gauze window body can be adjusted according to the requirements of a user; when the gauze window body needs to be used for shielding the window, the gauze window body can extend out so that mosquitoes can be prevented from flying into the window; and when the gauze window body does not need to be used for shielding the window, the gauze window body can retract up into the window top wall, so that the gauze window body can be concealed and avoid being insolated by sunlight for a long time, and the service life of the gauze window can be prolonged.

The invention discloses an efficient heat dissipation type mining lamp and belongs to the technical field of lighting equipment. The efficient heat dissipation type mining lamp comprises a mine lamp box body. A bottom plate fixing block is fixedly connected to the inner side wall of the miner lamp box body, a bulb bottom plate is fixedly connected to one side of the bottom plate fixing block. A plurality of bulbs is fixedly connected to the bottom end of the bulb bottom plate. A lampshade is fixedly connected to the bottom end of the miner lamp box body, and a silver coating is fixedly connected to the inner side wall of the lampshade. Heat generated by the miner lamp device can be gathered in the miner lamp box body; the heat dissipation fan is arranged in the miner lamp box body and canrapidly dissipate heat in the miner lamp box body, the dissipated heat is dissipated to the outside through the ventilation opening, the exhaust fan is installed outside the miner lamp box body, the exhaust fan can accelerate heat dissipated from the periphery of the miner lamp device and heat dissipated from the heat dissipation fan to be diffused to the periphery, and the heat dissipation effectis enhanced.

Disclosed are a liftable concealed gauze window device for a window and an operation method thereof. The liftable concealed gauze window device comprises a gauze window body (8) mounted in a window top wall (22) and capable of conducting extending and retracting in the window top wall (22), thus, when the gauze window body (8) extends downward to a window bottom wall (21), the window can be shielded, and when the gauze window body (8) retracts upward into the window top wall (22), the window can be opened. By using the device, the state of the gauze window body can be adjusted according to the requirements of users; when needed to shield the window, the gauze window body can extend out, so that mosquitoes are prevented from flying into the window; and when not needed to shield the window, the gauze window body can retract upward into the window top wall, accordingly the gauze window body is concealed, and sunlight exposure for a long time can be avoided, so that the service life is prolonged.

The wind-motor protective cover comprises cover body, sky light cover at the top of the cover body, hoisting hole and forced air duct. The outer surface of the cover top has a sanded anti-skid layer. The cover body is big on left and small on right, high on left and low on right. The forced air duct appearance is of stream-line design and its port is fitted with shutter which can effectively prevent foreign matter and rain water from getting-in to damage the cover body whose service life can be prolonged thereof. The sky light is fitted with cover with hinge, pin and handle to make it firm and easy to be opened. The hoisting hole is fitted with pressing ring and the sponge at the hoisting-hole part is pasted firmly, the outer surface of the cover is conducted anti-skid treatment, so that the safety of repair and maintenance is further raised.

The invention discloses an up-down-retractable gauze window device and an operation method thereof. The up-down-retractable gauze window device comprises a gauze window body (8) mounted in a window top wall (22) and can extend and retract in the window top wall (22). Thus, when the gauze window body (8) extends down to a window bottom wall (21), a window can be shielded, and when the gauze window body (8) retracts up into the window top wall (22), the window can be opened. By using the up-down-retractable concealing gauze window device, the state of the gauze window body can be adjusted according to the requirements of a user; when the gauze window body needs to be used for shielding the window, the gauze window body can extend out so that mosquitoes can be prevented from flying into the window; and when the gauze window body does not need to be used for shielding the window, the gauze window body can retract up into the window top wall (22), so that the gauze window body can be concealed and avoid being insolated by sunlight for a long time, and the service life of the gauze window body can be prolonged.

The invention relates to the technical field of tracheal cannulas, in particular to a tracheal cannula with side holes. The trachea cannula with the side holes comprises a trachea cannula body, a protection mechanism is installed at one end of the trachea cannula body and used for preventing splashing and protecting a trachea, and the protection mechanism comprises a protection shell, two first clamping hooks, two first clamping blocks, a circular ring fixing body and a circular blocking piece. The two first clamping hooks are fixed to the upper portion and the lower portion of one end of the trachea cannula body respectively, the two first clamping blocks are fixed to the upper portion and the lower portion of the protective shell respectively, the first clamping hooks are connected with the first clamping blocks in a clamped mode, and the circular ring fixing body is rotationally connected to one end of the protective shell. According to the trachea cannula with the side holes, through the structural design of the protection mechanism, splashing protection can be effectively conducted, it is avoided that sputum in a lung forms a large amount of aerosol to be distributed in surrounding air along with breathing and cough of a patient, meanwhile, foreign matter can be effectively prevented from falling or flying into the trachea, and a tracheal disease transmission risk is reduced.

A multifunctional distribution automation low-voltage distribution box of the present invention comprises a distribution box body, the inner wall of one side of the distribution box body is fixedly provided with a controller and a circuit protection assembly, and the inner wall of the top of the distribution box body is fixedly provided with a wireless transmission module. A supporting rod and a temperature sensor are fixedly installed on the inner wall of one side of the distribution box body, a heat dissipation assembly is arranged on the outer wall of the top of the supporting rod, and ventilation openings are formed in the outer walls of the two sides of the distribution box body. The controller, the wireless transmission module, a circuit protection assembly and a rotary camera are arranged, the distribution box can be connected with a remote device via the wireless transmission module, when the voltage in the distribution box is too high and short circuit occurs, the circuit protection assembly cuts off power supply in time to prevent the internal device from being seriously damaged, the controller controls the rotary camera to monitor the outside of the distribution box and transmit monitoring information to the remote device, and therefore, the remote monitoring effect is achieved.

The invention discloses self-adjusting spray sterilizing equipment for a poultry breeding shed. The self-adjusting spray sterilizing equipment structurally comprises a spray treatment machine body, acontrol device, a heat dissipation machine body, a residual liquid pipe, a base and a sterilizing water tank. The base is installed under the sterilizing water tank and connected with the sterilizingwater tank in a locking mode, and the residual liquid pipe is arranged on the right side of the sterilizing water tank. The residual liquid pipe is connected to the sterilizing water tank in a fastened mode, and the spray treatment machine body is arranged above the sterilizing water tank and the spray treatment machine body is connected to the sterilizing water tank in a fastened mode. The heat dissipation machine body is arranged at the right end of the spray treatment machine body, and the heat dissipation machine body is connected with the spray treatment machine body in a fastened mode. When the self-adjusting spray sterilizing equipment is used, a self-adjusting spray tube mechanism enables the self-adjusting spray sterilizing equipment to solve the problems that a lot of bacterial residues affect the sterilizing effect and are inconvenient to remove due to the fact that a lot of winged insects such as flies can be found in a spray pipeline flying into a sterilizing spray pipe, and the winged insects die in the sterilizing spray pipe to generate stink and the bacterial residues; and the spray range of the sterilizing equipment is more comprehensive, the influence of the flying insects flying in when not working is avoided, and the development of sterilizing spray work is ensured.

Disclosed are a liftable concealed gauze window device and an operation method thereof. The liftable concealed gauze window device comprises a gauze window body (8) mounted in a window top wall (22) and capable of conducting extending and retracting in the window top wall (22), thus, when the gauze window body (8) extends downward to a window bottom wall (21), the window can be shielded, and when the gauze window body (8) retracts upward into the window top wall (22), the window can be opened. By using the device, the state of the gauze window body can be adjusted according to the requirements of users; when needed to shield a window, the gauze window body can extend out, so that mosquitoes are prevented from flying into the window; and when not needed to shield the window, the gauze window body can retract upward into the window top wall, accordingly the gauze window body is concealed, and sunlight exposure for a long time can be avoided, so that the service life is prolonged.

The invention discloses a gauze window device for a window and an operation method thereof. The gauze window device comprises a gauze window body (8) mounted in a window top wall (22) and can extend and retract in the window top wall (22). Thus, when the gauze window body (8) extends down to a window bottom wall (21), the window can be shielded, and when the gauze window body (8) retracts up into the window top wall (22), the window can be opened. By using the gauze window device, the state of the gauze window body can be adjusted according to the requirements of a user; when the gauze window body needs to be used for shielding the window, the gauze window body can extend out so that mosquitoes can be prevented from flying into the window; and when the gauze window body does not need to be used for shielding the window, the gauze window body can retract up into the window top wall, so that the gauze window body can be concealed and avoid being insolated by sunlight for a long time, and the service life of the gauze window can be prolonged.