35results about How to "Impact emissions" patented technology

The invention discloses a contaminated soil remediation system. Soil is sequentially fed into the inner container of a waste heat rotary kiln through a feeding cabin, the inner container of a heat desorption rotary kiln, and the interlayer of the waste heat rotary kiln through a first conveyer belt, and is finally discharged out through a first soil outlet; air is fed into a combustion chamber for combustion through a combustor; generated fume is fed into the interlayer of the heat desorption rotary kiln to make straight line movement, is further accessed to the interlayer of the waste heat rotary kiln through a pipeline to make spiral movement, and is finally discharged out through a fume outlet formed in the shell of the waste heat rotary kiln; the waste gas generated in the inner container of the heat desorption rotary kiln is accessed to the combustor for incineration; the waste gas generated in the inner container of the waste heat rotary kiln is accessed to a condensation separator through a pipeline; the gas separated in the condensation separator is accessed to the combustion for incineration through another pipeline; a liquid separated in the condensation separator is discharged out through another pipeline. The contaminated soil remediation system has the characteristics of low energy consumption, high efficiency, low manufacturing cost, high easiness to implement, good remediation effect and the like, and has wide market prospect.

The invention discloses an anti-blocking water absorption manhole cover which comprises a manhole cover body. Multiple water inlets are formed at the upper end of the manhole cover body in the circumferential direction of the manhole cover body at equal distance. Cavities are symmetrically formed in the manhole cover body. A first telescopic airbag is fixedly connected to the inner wall of each cavity, and a second telescopic airbag is arranged on the outer side of each first telescopic airbag in a sleeving manner. A dredging device used for dredging the water inlets is mounted on the manholecover body. According to the anti-blocking water absorption manhole cover, through the arrangement of an elastic plate, a vertical rod, first cross rods, second cross rods and sliding plugs, when a vehicle passes through the elastic plate, the vertical rod can drive the first cross rods to move through the second cross rods, the sliding pugs drive the first telescopic airbags and the second d telescopic airbags to be stretched, so that ejector rods move downwards, and the process that rainwater enters the water inlets is accelerated; and the situation that when the vehicle fast runs on the manhole cover body, rainwater on the manhole cover body is drained away, and the water drainage efficiency of the manhole cover body is influenced is avoided.

The invention relates to an aerobic culture and gas collection integrated indoor soil culture apparatus, and an application thereof. The apparatus comprises a culture container, the top mouth of the culture container is provided with a separator plate matched with the top mouth, the separator plate comprises a separator plate body and a gas opening and closing device, the separator plate is in closed fixed connection with an aeration container with an open top end, the sidewall of the aeration container is provided with an aeration opening, the ventilation container is covered with a top cover, the top cover is provided with a gas inlet hole and a gas collecting hole, a gas inlet tube is fixed in the gas inlet hole, one end of the gas inlet tube is inserted into the culture container, the other end of the gas inlet tube is connected with a balancing tube, a gas collecting tube is fixed in the gas collecting hole, one end of the gas collecting tube is inserted into the culture container, and the other end of the gas collecting tube is connected with a gas collecting needle. The apparatus has the advantages of implementation of aerobic culture and gas collection on the apparatus, small size, use in a limited space, convenience in operation, realization of closed culture under normal pressure, quantification of the initial culture concentration of a target gas, solving of the problem of target gas absorption due to the negative pressure caused by sampling, and real and effective reality-approaching culture and detection result.

The invention discloses a contaminated soil remediation system. Soil is sequentially fed into the inner container of a waste heat rotary kiln through a feeding cabin, the inner container of a heat desorption rotary kiln, and the interlayer of the waste heat rotary kiln through a first conveyer belt, and is finally discharged out through a first soil outlet; air is fed into a combustion chamber for combustion through a combustor; generated fume is fed into the interlayer of the heat desorption rotary kiln to make straight line movement, is further accessed to the interlayer of the waste heat rotary kiln through a pipeline to make spiral movement, and is finally discharged out through a fume outlet formed in the shell of the waste heat rotary kiln; the waste gas generated in the inner container of the heat desorption rotary kiln is accessed to the combustor for incineration; the waste gas generated in the inner container of the waste heat rotary kiln is accessed to a condensation separator through a pipeline; the gas separated in the condensation separator is accessed to the combustion for incineration through another pipeline; a liquid separated in the condensation separator is discharged out through another pipeline. The contaminated soil remediation system has the characteristics of low energy consumption, high efficiency, low manufacturing cost, high easiness to implement, good remediation effect and the like, and has wide market prospect.

The invention provides a coke tower decoking device for a needle coke production process, which belongs to the technical field of decoking equipment, and comprises a coking tower, an eduction tube, aneduction flange, a mounting cover, a driving motor, a driving gear, a driven gear and a scraping jet frame structure, the eduction tube is welded at the lower part of the coking tower; the leading-out flange is welded at the lower part of the leading-out pipe; the mounting cover is mounted at the upper part of the coking tower through bolts; the driving motor is mounted on the right side of the upper part of the mounting cover through bolts; and the driving gear is arranged on the inner side of the mounting cover. Through the arrangement of the liquid pumping pipe, the liquid storage tank andthe booster pump, water liquid in the liquid storage tank is pumped through the liquid pumping pipe by utilizing the booster pump, so that the water liquid is sprayed from the spray head to the innerwall of the coking tower through the liquid guide pipe, the liquid leading-in pipe, the confluence pipe and the inner ring of the sealing bearing and finally through the longitudinal transmission pipe and the transverse material conveying pipe; therefore, the cleanliness of the inner wall of the jet coking tower is improved.

The invention discloses accumulated water discharging anti-blocking equipment for underground engineering. The equipment comprises a gutter channel and a triggering mechanism, wherein the gutter channel is located at the upper end of the ground, a sliding box is arranged on one side of the gutter channel, a sliding groove matched with the sliding box to move is formed in the ground, the lower endof the sliding box is in sliding connection with the inner bottom of the sliding groove, a transverse plate is arranged behind the side, away from the gutter channel, of the sliding box, the lower endof the transverse plate is fixedly connected with the ground, the right side of the gutter channel communicates with a water discharging pipe, the triggering mechanism comprises a through groove formed in the front side of the sliding box, and a rotating rod is arranged in the through groove. When the equipment is used, garbage in sewage can be treated, so that the situation that drainage is affected due to the fact that a first filter screen is blocked by the garbage is avoided; and the first filter screen can be shaken, so that the situation that the first filter screen is blocked due to too much small garbage is avoided, and the drainage efficiency is improved.

The invention discloses an environment-friendly PVC double-layer axial hollow wall pipe which comprises a pipe body, a plurality of annular plates are fixedly connected to the surface of the pipe body, the sections of the annular plates are arc-shaped and have elasticity, friction plates are fixedly connected to the surfaces of the annular plates, and a driving mechanism is fixedly connected to the interior of the pipe body. One side of the driving mechanism is fixedly connected with a cleaning mechanism used for cleaning the inner wall of the pipe body, the surface of the pipe body is fixedly connected with a plurality of auxiliary pressure-resistant mechanisms, and the auxiliary pressure-resistant mechanisms are located between the surface of the pipe body and the annular plates. According to the environment-friendly PVC double-layer axial hollow wall pipe, compared with the prior art, through the power of water flow, driving blocks can rotate on fixed shafts, the driving blocks can regularly knock one side of a movable plate, the movable plate can be pushed to move on fixed rods, the inner wall of a pipe can be cleaned through elastic bristles, impurities are prevented from being accumulated on the inner wall of the pipe, the inner wall of the pipe is prevented from being corroded, and the service life of the pipe is prevented from being influenced.

The invention provides meat auxiliary processing equipment in the technical field of meat product processing. The meat auxiliary processing equipment comprises a pressure feeding channel, a pressure feeding channel and a pressure feeding channel, wherein pigskin always faces downwards and is horizontally output; the cutting assembly is used for cutting the pork skin and is arranged on one side of the pressure feeding channel; the refrigerating assembly is arranged below the cutting assembly in a cutting manner; the refrigeration assembly comprises a refrigeration roller used for positioning the pigskin cutting position, and the refrigeration roller is installed below the pressure feed channel. Spiral channels used for spraying liquid nitrogen to the pork skin and conveying the pork skin to the two sides are distributed on the refrigeration roller. According to the invention, through mutual cooperation between the pressure feeding channel and the refrigeration assembly, the pressure feeding channel arranges the pork skin downwards and conveys the pork skin to the refrigeration roller, and the pork skin is quickly frozen by the refrigeration roller, so that the frozen pork skin is quickly cut, and the device has the advantages of being particularly suitable for quickly peeling pork products, high in uniformity of the removed pork skin and the like.

The blow-down valve with the dirt collecting function comprises a lower valve seat connected with a blow-down pipeline, an upper valve seat is fixedly installed on the outer side of the lower valve seat, a valve rod is installed in the upper valve seat, and a sealing plug is fixedly installed at the lower end of the valve rod; the movable ring is movably arranged on the inner side of the lower valve seat; the flow guide hole is formed between the lower valve seat and the collecting seat, and a containing groove is formed in the side wall of the flow guide hole; the drain outlet is formed in the lower surface of the left end of the collecting seat, and the inner side of the drain outlet is in shaft connection with a blocking plate; the shaft rod is in shaft connection with the inner side of the collecting seat, and an impeller is arranged on the outer side of the shaft rod. According to the blow-down valve with the dirt collecting function, large-particle impurities in sewage can be automatically filtered and blocked, abrasion of the valve assembly is effectively avoided, meanwhile, the filtered impurities can be automatically collected and discharged under the driving effect of water flow, and practicability is high.

The invention provides a coking tower decoking device used in the production process of needle coke, which belongs to the technical field of coking equipment and includes a coking tower, an outlet pipe, an outlet flange, a mounting cover, a driving motor, a driving gear, a driven gear and Scraping spray rack structure, the outlet pipe is welded at the lower part of the coking tower; the outlet flange is welded at the lower part of the outlet pipe; the installation cover bolt is installed at the upper part of the coking tower; the drive motor bolt It is installed on the upper right side of the installation cover; the driving gear is arranged on the inner side of the installation cover. The arrangement of the liquid suction pipe, the liquid storage tank and the booster pump of the present invention uses the booster pump to extract the water liquid in the liquid storage tank through the liquid suction pipe, so as to pass through the catheter tube, the liquid introduction tube, the confluence tube and the sealed bearing Finally, through the longitudinal transmission pipe and the transverse feed pipe, the water is sprayed from the nozzle to the inner wall of the coking tower, thereby increasing the cleanliness of the inner wall of the spraying coking tower.

A straw dry fermentation device, comprising a fermentation chamber, a sealing cover is arranged on the top of the fermentation chamber, an auxiliary material inlet pipe is arranged on one side of the upper surface of the sealing cover, and an auxiliary material adding chamber is welded on the top of the auxiliary material inlet pipe, the auxiliary material The inside of the inlet pipe is provided with a spring tube and a supporting plate used with it. The outer wall of the vacuum plate is fixed with a water pump, and the water pump is connected to the spray pipe in the fermentation bin through a hose. A filter plate is arranged on the wall, and a primary storage bin is arranged under the filter plate, a secondary storage bin is arranged below the primary storage bin, an air outlet pipe is arranged at the center of the sealing cover, and the inner surface wall of the air outlet pipe is provided with In the drying plate, an expansion sleeve is sleeved on the surface of the air outlet pipe, and a clamping groove is opened on the surface of the expansion sleeve. The overall structural design of the fermentation device is simple and reasonable, realizes the effect of rapid fermentation, avoids environmental pollution, and has strong practicability.

The invention discloses slurry separation equipment which is integrally formed by a first cylindrical portion and a second conical portion with the upward bottom face and the downward peak. A feeding cylinder stretches into the first portion to guide in slurry. Communicating spaces for containing slurry are formed inside the first portion and the second portion. The bottom of the second portion is provided with a slurry discharge opening, a slurry discharge pipe and a valve, wherein separated thick slurry is guided out through the slurry discharge opening, the slurry discharge pipe is communicated with the slurry discharge opening and the valve is connected or disconnected with the slurry discharge pipe. The diameter ratio of the feeding cylinder to the slurry discharge pipe is 4-6:1. Multilayer vortex can be formed naturally, thick slurry sedimentation is promoted due to progressive separation, and the slurry separation equipment has the advantages of being large in sand discharging amount, good in separation effect, high in working efficiency, long in service life and the like.

The invention relates to an aerobic culture and gas collection integrated indoor soil culture apparatus, and an application thereof. The apparatus comprises a culture container, the top mouth of the culture container is provided with a separator plate matched with the top mouth, the separator plate comprises a separator plate body and a gas opening and closing device, the separator plate is in closed fixed connection with an aeration container with an open top end, the sidewall of the aeration container is provided with an aeration opening, the ventilation container is covered with a top cover, the top cover is provided with a gas inlet hole and a gas collecting hole, a gas inlet tube is fixed in the gas inlet hole, one end of the gas inlet tube is inserted into the culture container, the other end of the gas inlet tube is connected with a balancing tube, a gas collecting tube is fixed in the gas collecting hole, one end of the gas collecting tube is inserted into the culture container, and the other end of the gas collecting tube is connected with a gas collecting needle. The apparatus has the advantages of implementation of aerobic culture and gas collection on the apparatus, small size, use in a limited space, convenience in operation, realization of closed culture under normal pressure, quantification of the initial culture concentration of a target gas, solving of the problem of target gas absorption due to the negative pressure caused by sampling, and real and effective reality-approaching culture and detection result.

A method and a device for controlling an injection system of an internal combustion engine are described, in which at least two consecutive partial injections are compensated for using pressure wave compensation, it is provided in particular that two test injections having a specified time interval to one another are triggered in a cylinder of the internal combustion engine, the total injection quantity of the at least two partial injections is ascertained, and a deviation between the ascertained total injection quantity and an expected total injection quantity is assumed as the error of the pressure wave compensation and a correction value for the pressure wave compensation is determined therefrom.

The present invention relates to a method and a device for controlling an injection system of an internal combustion engine, wherein at least two consecutive partial injections are compensated for by way of pressure wave compensation, it is provided in particular that two test injections having a predefined time lag between each other are controlled in a cylinder of the internal combustion engine, that the total amount injected of the at least two test injections is determined, and that a variance between the determined amount and an anticipated total amount injected is interpreted to be an error of the pressure wave compensation, and based thereon a corrective value for the pressure wave compensation is determined.

The invention discloses a cattle pen feces absorbing-type straw mattress. The straw mattress comprises a first straw mattress and a second straw mattress laid over the first straw mattress, wherein the first straw mattress is a compact mat braided with wheat straw or corn husks; the second straw mattress is a mat having a multi-layer structure and woven with the wheat straw or the corn husks; thespacing between every two adjacent layers of the structure is set as 1 cm-1.5 cm; and all sides between every two adjacent layers of the second straw mattress are fixedly connected into a whole through the wheat straw or the corn husks. The invention further discloses application of the cattle pen feces absorbing-type straw mattress in a cattle pen; the site sanitation of the cattle pen can be improved obviously, a stink is gone, and the chance that cattle touches feces is reduced; and meanwhile, a sprayed microbial bacterium solution is promoted to propagate dominant bacterial communities toinhibit propagation of harmful bacteria, and thus, the incidence rate of a hoof disease and cattle gastroenteritis can be reduced, and the weight gaining rate of beef cattle and the milk yield of dairy cattle are increased.

The invention relates to the technical field of air conditioner pipe fitting machining, in particular to a rail transit air conditioner pipe fitting connector punching device convenient to clean. The rail transit air conditioner pipe fitting connector punching device comprises a mounting cabinet, a positioning conveying device, a punching device, a rapid cleaning device, a collecting hopper and a scrap collecting box; a feeding hole is formed in the mounting cabinet, and a through hole is formed in the bottom of the mounting cabinet; the positioning conveying device is fixedly mounted in the mounting cabinet, and the input end of the positioning conveying device is in butt joint with the feeding hole of the mounting cabinet; the punching device is fixedly mounted at the top of the mounting cabinet; the rapid cleaning device is fixedly mounted at the top of the mounting cabinet, and the working end of the rapid cleaning device is arranged at the working end of the punching device; the collecting hopper is fixedly mounted at the bottom of the mounting cabinet; and the scrap collecting box is arranged below the output end of the collecting hopper. The production safety and the working efficiency are effectively improved.

A solid-liquid separation filter box for processing cleaning wastewater comprises a box body; a filter screen cover is fixedly connected to the interior of the box body, a water inlet is formed in the top of the box body, the bottom end of the water inlet extends into the filter screen cover, a water outlet is formed in one side of the box body, and a discharge port is formed in the bottom of the box body; and a material guiding mechanism is arranged on the periphery of the discharging port, solid chippings are guided into the discharging port, a shielding mechanism is arranged above the material guiding mechanism, and supporting mechanisms are fixedly connected to the four corners of the bottom of the box body and used for supporting and limiting the box body and the material guiding mechanism. Through cooperation of the filter screen cover and the box body, chippings in the cleaning wastewater can be intercepted, so that solid-liquid separation of the cleaning wastewater is realized; in addition, filtered liquid and solid are discharged through different outlets and are prevented from being mixed again, the intercepted chippings can be automatically discharged out of the box body after being accumulated to a certain height, and manual regular cleaning is not needed.