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33results about How to "Increased circulation distance" patented technology

Active air inducing type zeolite adsorption multi-stage composite waste gas treatment machine

The invention discloses an active air inducing type zeolite adsorption multi-stage composite waste gas treatment machine. The waste gas treatment machine comprises a box body, a first adsorption mechanism, a second adsorption mechanism and a limiting mechanism, wherein an air inducing pipe is arranged at an opening in the left side of the box body, an exhaust pipe is arranged at an opening in the right side of the box body, a support is arranged at the inner left end of the box body, a motor is installed in the support, an output shaft of the motor is rotationally connected with a round hole formed in the center of the left side of the support, fan blades are arranged at an end, and the input end of the motor is electrically connected with the output end of an external control switch; and the first adsorption mechanism is slidably connected to the interior of a U-shaped sliding groove plate arranged at the inner right end of the box body, and a cover plate is installed at the upper end of the adsorption mechanism. According to the active air inducing type zeolite adsorption multi-stage composite waste gas treatment machine, particulate matters in waste gas can be filtered firstly, and then multi-stage adsorption can be conducted on the waste gas, so adsorption is more thorough, and waste gas treatment effect is better.
Owner:河南中太联创环保设备有限公司

trash can vacuum cleaner

The invention discloses a garbage-can-type dust collector. The garbage-can-type dust collector comprises a can body assembly, a can cover assembly, a floor brush assembly, a dust cup assembly, an air channel assembly and a moving assembly. Both an air feeding channel and an air discharging channel are communicated with the dust cup assembly, a part of the air discharging channel is arranged on the can cover assembly, and the other part of the air discharging channel is arranged on the can body assembly, an air-feeding-channel inlet of the air feeding channel is formed in the can body assembly and located at the lower portion of the barrel body assembly, and an air-discharging-channel outlet of the air discharging channel is formed in the can body assembly and located at the lower portion of the barrel body assembly. According to the garbage-can-type dust collector, as the air-feeding-channel inlet and the air-discharging-channel outlet are formed in the lower portion of the barrel body assembly, and both the air feeding channel and the air discharging channel are communicated with the dust cup assembly, the flow distance of airflow in an airflow channel is prolonged, the flow noise of the airflow is effectively reduced, the pressure loss of the airflow in the air channel assembly can be reduced, and the dust removing efficiency is improved.
Owner:JIANGSU MIDEA CLEANING APPLIANCES

Low-nitrogen and high-efficiency condensing boiler

PendingCN111765638AFully efficient heat transferShows the effect of countercurrent heat exchangeAir heatersHeat exchanger casingsThermodynamicsBoiler furnace
The invention discloses a low-nitrogen and high-efficiency condensing boiler. The low-nitrogen and high-efficiency condensing boiler comprises a shell body and a boiler body; the boiler body comprisesa vertical cylinder body, an upper end plate with an opening in the middle is fixedly arranged at the top of the vertical cylinder body, and a lower pipe plate is fixedly arranged at the bottom of the vertical cylinder body; a boiler furnace is arranged on the upper part of the inner side of the vertical cylinder body; a full premixed combustion assembly is arranged at the top of the boiler furnace, an upper pipe plate is fixedly arranged at the bottom of the boiler furnace, and a plurality of vertical smoke pipes are fixedly arranged on the upper pipe plate; a base is arranged at the bottomof the boiler body, an exhaust cavity is formed in the base, and an exhaust pipeline and a condensate water port are arranged on one side of the exhaust cavity; a water inlet and a sewage outlet are formed in the lower part of the side wall of the vertical cylinder body; and a water outlet is formed in the upper part of the side wall of the vertical cylinder body. According to the low-nitrogen andhigh-efficiency condensing boiler, due to the position arrangement of the water inlet and the water outlet, the flow direction of water is from bottom to top; the full prefixed combustion assembly, the boiler furnace and the vertical smoke pipe are arranged, so that the flow direction of the smoke is from top to bottom; and therefore, the water and smoke have the effect of countercurrent flow andheat exchange, and the sufficient and efficient heat exchange of the smoke and water is achieved.
Owner:QINGDAO FERROLI HEATING & VENTILATION & TEMPERATURE CONTROL TECH EQUIP MFG CO LTD

A kind of ethylene carbonate continuous melt crystallization equipment and method

The invention discloses a ethylene carbonate continuous melting and crystallization equipment and method. The equipment has a vertical structure and is divided into a crystallization area, a crystal bed area and a melting area along the axial direction of the equipment. The crystallization area is equipped with heat exchange fins and stirring The scraper is used to cool down and crystallize the raw solution of ethylene carbonate. The crystals sink down into the crystal bed section under gravity and mechanical action, where they are piled up to form a crystal bed of a certain height. The melting zone is equipped with heat exchange fins to provide crystals. The heat required for melting, part of the molten liquid is discharged from the outlet at the bottom of the crystallization equipment, and part of it flows upwards through the crystal bed in the axial direction, because the high-purity molten liquid carries heat, and when it flows countercurrently, it will produce ethylene carbonate crystals in the crystal bed Heat and mass exchange to realize the sweating process of ethylene carbonate. The continuous melting and crystallization equipment and method of the present invention can be used to prepare electronic grade ethylene carbonate, and has the advantages of high product purity, high production efficiency, compact equipment structure, low energy consumption, continuous and stable operation, and the like.
Owner:天津乐科节能科技有限公司 +1

Bubble removing structure for blind hole electroplating management groove of high-density interconnected circuit board

The invention relates to a bubble removing structure for a blind hole electroplating management groove of a high-density interconnected circuit board. According to the bubble removing structure for the blind hole electroplating management groove of the high-density interconnected circuit board, multiple front baffles are installed on two side plates on the portion, between an inflating pipe and a liquid chemical inlet, of a groove body in a staggered and spaced mode respectively, a transverse S-shaped liquid chemical channel is formed by the multiple front baffles, multiple rear baffles are installed on the two sides of the portion, between a heating pipe and a liquid chemical outlet, of the groove body in a staggered and spaced mode respectively, and another transverse S-shaped liquid chemical channel is formed by the multiple rear baffles. According to the bubble removing structure for the blind hole electroplating management groove of the high-density interconnected circuit board, the front baffles and the rear baffles are arranged in the staggered mode, liquid chemical entering from the liquid chemical inlet flows in the two S-shaped channels, the flowing distance is increased, and thus gas in the liquid chemical can be discharged completely; two vertical baffles play a role in blocking, and the attraction of a spraying pump in a spraying system to residual bubbles in liquid chemical is reduced; due to the fact that the two measures are taken, liquid chemical entering the spraying system contains no bubble, and the blind hole electroplating quality is guaranteed.
Owner:TIANJIN PRINTRONICS CIRCUIT CORP

An electric regulating valve for water cooling system and its regulating method

The invention discloses an electric regulating valve for a water cooling system and a regulating method thereof, comprising a valve body, the bottom of the valve body is fixedly connected with a bottom plate, the top of the valve body is fixedly connected with a top plate, and the top of the top plate is fixedly connected A transmission motor is fixedly connected, a screw rod is fixedly connected to the output end of the transmission motor, a screw sleeve is threadedly connected to the surface of the screw rod, and a pressure rod is fixedly connected to the front of the screw sleeve. In the invention, the transmission motor is turned on by the thermometer, the transmission motor drives the screw to rotate, the screw uses the thread to push the screw sleeve to move upward, the screw sleeve can squeeze the corrugated pipe through the pressure rod during the movement, and the corrugated pipe moves upward and completes the stretching deformation. , can achieve the effect of improving the circulation distance of cooling water, solve the effect that the existing electric regulating valve cannot adjust the travel distance of cooling water according to the temperature of cooling water, seriously affect the heat dissipation distance of cooling water, and cannot meet the operation requirements of water cooling system The problem.
Owner:BEIJING VALVE GENERAL FACTORY CO LTD

Automatic liquid level balancing and fixed-point moving gas purification and separation device

The invention discloses an automatic liquid level balancing and fixed-point moving gas purification and separation device which comprises a separation device shell, a purification tank is arranged in the separation device shell, a waste gas tank is arranged on one side of the separation device shell, and the bottom of the waste gas tank communicates with the bottom of the purification tank through a branch pipe; a liquid impeller pump and a gas impeller pump are fixedly arranged at the bottom of the purification tank, impeller shafts of the liquid impeller pump and the gas impeller pump penetrate through the side walls of the purification tank and are connected through a connecting assembly for the gas impeller pump to drive the liquid impeller pump to work, and the liquid impeller pump and the gas impeller pump communicate with the bottom of the purification tank through branch pipes, and the branch pipe between the waste gas tank and the purification tank is also connected with a pressure limiting valve. The invention relates to the technical field of gas purification and separation, and the separation device can accurately judge the flooding phenomenon, and can fully scatter and diminish bubbles in waste gas to prolong the purification time of the bubbles in the purification liquid so that the purification sufficiency is ensured.
Owner:NANTONG FLECK FLUID EQUIP

Paraffin removal device for oil wells

The invention discloses a paraffin removal device for oil wells. The paraffin removal device comprises a barrel and an outer container which is sheathed in the barrel in a clearance manner; an inner container is sheathed in the outer container in a clearance manner; a front seal head baffle and a rear seal head baffle, which are fixedly connected with the end parts of the outer container and the inner container in a sealing manner, are fixed at the front end and the back end of the barrel; a through hole, through which a spray nozzle of a burner is extended into the inner container, is arranged on the front seal head baffle; an outer container gap is arranged at the rear end of the outer container; an inner container gap is arranged at the rear end of the inner container; the outer container gap and the inner container gap form a first gap; an inner guiding pipe is arranged between the outer container and the inner container; an outer guiding pipe, which is communicated with the inner guiding pipe at the first gap, is arranged between the barrel and the outer container; and a chimney, which is communicated with a gap between the barrel and the outer container, is arranged on the barrel. For the paraffin removal device, the inner guiding pipe is heated by using heat generated by high-temperature fire, simultaneously, the outer guiding pipe is directly heated by using heat generated by a flue gas, thereby the heat of the high-temperature fire is fully used, and simultaneously the heat of flue gas is effectively used. The paraffin removal device has high heat efficiency and compact structure.
Owner:CHINA PETROLEUM & CHEM CORP +1

Paraffin removal device for oil wells

The invention discloses a paraffin removal device for oil wells. The paraffin removal device comprises a barrel and an outer container which is sheathed in the barrel in a clearance manner; an inner container is sheathed in the outer container in a clearance manner; a front seal head baffle and a rear seal head baffle, which are fixedly connected with the end parts of the outer container and the inner container in a sealing manner, are fixed at the front end and the back end of the barrel; a through hole, through which a spray nozzle of a burner is extended into the inner container, is arranged on the front seal head baffle; an outer container gap is arranged at the rear end of the outer container; an inner container gap is arranged at the rear end of the inner container; the outer container gap and the inner container gap form a first gap; an inner guiding pipe is arranged between the outer container and the inner container; an outer guiding pipe, which is communicated with the inner guiding pipe at the first gap, is arranged between the barrel and the outer container; and a chimney, which is communicated with a gap between the barrel and the outer container, is arranged on the barrel. For the paraffin removal device, the inner guiding pipe is heated by using heat generated by high-temperature fire, simultaneously, the outer guiding pipe is directly heated by using heat generated by a flue gas, thereby the heat of the high-temperature fire is fully used, and simultaneously the heat of flue gas is effectively used. The paraffin removal device has high heat efficiency and compact structure.
Owner:CHINA PETROLEUM & CHEM CORP +1

Gas purification and separation device with automatic liquid level balance and fixed-point pipetting

The invention discloses a gas purification and separation device with automatic liquid level balance and fixed-point pipetting, which includes a separation device housing, a purification tank is provided inside the separation device housing, and an exhaust gas tank is provided on one side of the separation device housing. And the bottom of the waste gas tank and the purification tank are connected through a branch pipe, and the bottom of the purification tank is respectively fixed with a liquid impeller pump and a gas impeller pump, and the impeller shafts of the two pass through their side walls and are connected by a connecting component for The gas impeller pump drives the liquid impeller pump to work, and both the liquid impeller pump and the gas impeller pump communicate with the bottom of the purification tank through branch pipes, and the branch pipe between the waste gas tank and the purification tank is also connected with a pressure limiting valve. The invention relates to the technical field of gas purification and separation. The separation device can accurately determine the liquid flooding phenomenon, and can improve the purification time of the bubbles in the purification liquid by fully breaking up the bubbles in the exhaust gas to ensure the adequacy of the purification. .
Owner:NANTONG FLECK FLUID EQUIP
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