41results about How to "Fast drainage" patented technology

The utility model provides a new energy high-power motor rotor shaft and processing equipment thereof, and relates to the technical field of shaft body workpiece processing, the rotor shaft comprises a rotor shaft body, the upper end and the lower end of the rotor shaft body are both fixedly provided with connecting shafts, the inner cavities of the two connecting shafts are both provided with thread lines, and the surfaces of the two connecting shafts are both provided with air guide holes. A plurality of flow guide plates are fixedly installed in an inner cavity of the rotor shaft body at equal angles, a threaded line is arranged in an inner cavity of the connecting shaft, an air guide hole is formed in the surface of the connecting shaft, when the rotor shaft body rotates, air enters the inner cavity of the connecting shaft through the air guide hole and then flows along the threaded line, and when the air passes through the inner cavity of the rotor shaft body, the air flows through the air guide hole. And rapid drainage can be performed through the flow guide plate, and heat is discharged through the air guide holes in the surface of the connecting shaft at the other end, so that the rotor shaft body can be rapidly cooled, and the service life of the rotor shaft body is prolonged.

The negative pressure drainage device comprises an air pressure balloon, a drainage tube and a drainage needle, the air pressure balloon is connected with the drainage needle through the drainage tube, a tip is arranged at the end of the drainage needle, a drainage hole is formed in the tip of the drainage needle, an air bag is arranged on the outer side of the drainage needle, the air bag is communicated with the drainage needle through an air valve, and a center ball is arranged in the middle in the drainage needle. The outer side of the central ball is connected with a side ball through a flexible wire; a drainage bottle is arranged on the rear side of the air pressure balloon; by means of the air bag, the air pressure balloon is pinched, air in the air pressure balloon enters the drainage needle and enters the air bag, the problem that the air in the drainage needle flows out of the drainage hole, and consequently a surgical wound bulges is solved or reduced, and exudate can be discharged easily; in addition, the air bag plays a blocking role, flowing of the percolate to other positions is reduced, flowing of the percolate to the drainage hole is facilitated, and therefore the percolate is conveniently led out. In addition, the air bag presses the wound surface, so that exudation of exudate of an operation part is reduced.

The invention discloses a reciprocating pultruder suitable for a glass fiber reinforced plastic bridge, and the invention relates to the technical field of pultruders. The invention comprises an extruder, the extruder is fixedly connected to the side of the support plate away from the bottom plate, the winding box is fixedly connected to the top of the bottom plate, the winding assembly is slidably connected to the inside of the winding box, the impregnation shell is fixedly connected to the top of the bottom plate, the impregnation assembly is slidably connected to the inner wall of the impregnation shell, the extrusion assembly is fixedly connected to the top of the bottom plate, one side of the winding box is fixedly connected to the side of the threading plate away from the extruder, and the remaining two threading plates are slidably connected to the inside of the impregnation shell, the number of threading plates is set to three, the three threading plates gradually become smaller, and the glass fiber yarns inserted into the three threading plates gradually come together to form a dense structure, which is conducive to improving the strength of the glass fiber reinforced plastic bridge after forming, and the glass fiber yarns unwound from the winding box are far apart, and each fiber is clearly distinguished when punching, and it is not easy to pierce the wrong hole.

The invention discloses a drainage device for the department of hepatobiliary medicine. The drainage device comprises a box body, a first infusion pump, a second infusion pump, a suction pipe, a drainage pipe, a flushing pipe, an infusion pipe, a liquid collection bottle, a liquid storage bottle and a power module. Wherein the box body is of a hollow structure, a partition plate is arranged in the box body, and the interior of the box body is divided into an upper cavity and a lower cavity by the partition plate; the first infusion pump and the second infusion pump are mounted in the upper cavity of the box body; the liquid collection bottle and the liquid storage bottle are arranged in the lower cavity of the box body, the liquid collection bottle is used for storing accumulated liquid, and the liquid storage bottle is used for storing flushing water; one end of the suction tube is connected with the liquid inlet end of the first infusion pump, and the other end of the suction tube extends out of the box body and is provided with a plug for inserting a drainage tube; one end of the drain pipe is connected with the liquid outlet end of the first infusion pump, and the other end penetrates through the partition plate to be communicated with the liquid collecting bottle; and one end of the flushing pipe is connected with the liquid outlet end of the second infusion pump. The negative pressure drainage device can replace manual negative pressure drainage, and the workload of medical staff is effectively relieved.

The utility model provides a blood collecting device for cesarean section, which comprises a mounting plate and a blood collecting piece, and a mounting hole is formed in the mounting plate in a penetrating manner; the blood collection piece comprises an open connector ring, a funnel liquid collection tube and a liquid storage bottle, the open connector ring is detachably clamped to one side of the mounting hole, the funnel liquid collection tube detachably penetrates through the mounting hole, and the wide opening end of the funnel liquid collection tube is connected with the open connector ring; the liquid storage bottle is connected with the narrow opening end of the funnel liquid collecting pipe and extends to the outer portion of the mounting plate, and scale marks are arranged on the liquid storage bottle. According to the utility model, the rapid drainage of blood flow can be realized.

The utility model discloses an environment-friendly water tank for workshop dust removal, and relates to the technical field of workshop air treatment, in particular to an air inlet, an upper tank body, a visible window and a lower tank body, the air inlet is connected with the upper tank body, the upper tank body is connected with the visible window, the visible window is connected with the lower tank body, and the lower tank body is connected with a water pump. The water pump is provided with a spraying head through a pipeline, the spraying head can stretch into the upper box body, the upper box body is further connected with an air outlet, and a conical table is arranged on a bottom plate in the upper box body. Solid particles and batting in hot air exhausted by the drying oven are wetted and cleaned through the spraying head and then flow into the water pipe and the lower box body along with liquid, and after the lower box body is collected to be flush with the collecting bin, the solid particles and batting floating on the surface preferentially flow into the collecting bin to be collected. If the collecting bin needs to be replaced regularly, the collecting condition of the solid particles and the fluff can be observed in real time through the collecting bin.

The utility model provides a sewage catch basin, which relates to the technical field of catch basins, and comprises a main catch basin body, a water inlet pipeline and a rainy season extension pipe, the middle part of the main catch basin body is communicated and fixed with the water inlet pipeline, the rainy season extension pipe slides at the tail end of the water inlet pipeline, the front part of the rainy season extension pipe is fixedly provided with rear baffle rings at intervals, and the rear baffle rings are fixedly connected with the main catch basin body. An upper sliding rod is fixed to the top of the rainy season extension pipe and slidably connected with the outer connecting pipe, an inner supporting spring is fixed to the head end of the upper sliding rod, and a tail baffle is fixed to the middle of the tail end of the rainy season extension pipe. The extension pipe moves to the position between the water baffle and the overflow pipe in the rainy season, a large amount of rainwater is rapidly drained to the overflow pipe, the rainwater drainage efficiency is improved, and the problems that in the rainy season, large-flow rainstorm happens in a short time, circulation towards the overflow pipe is little, and the flood diversion efficiency of rainfall is low are solved.

The utility model discloses a fuel gas low-temperature tempering furnace, which comprises a furnace body, a furnace door, a lifting mechanism, a fuel gas heating device and a circulating fan, the fuel gas heating device comprises a combustor and a combustion pipeline, the combustion pipeline is arranged at the top in the furnace body in a manner of surrounding the inner circumference of the furnace body, and the circulating fan is positioned at the central position above the combustion pipeline; a mounting block is detachably assembled in a mounting notch of a furnace body, a combustion pipeline is assembled on the mounting block, a combustor is assembled in the inlet end of the combustion pipeline, and the size of the mounting notch is larger than that of the combustion pipeline; through the structural arrangement that the combustion pipeline is close to the circulating fan, heat generated by the combustion pipeline can be quickly guided into the furnace body through the circulating fan, so that the temperature rise in the furnace body is accelerated, and the heat loss is reduced; the mounting blocks are detachably assembled in the mounting notches, the combustion pipeline and the combustor can be assembled in the furnace body as a whole, modular structural design is achieved, and assembly and disassembly are convenient.

The utility model discloses an air-cooled new energy station power distribution cabinet, comprising a distribution cabinet, the inner side of which is provided with an air-cooled photovoltaic cooling structure; the utility model relates to the technical field of distribution cabinets, and utilizes a photovoltaic assembly to supply power to an adsorption electromagnet, so that the adsorption electromagnet can adsorb a magnet. By adjusting the current intensity of the adsorption electromagnet, the arc sliding block on the adsorption electromagnet is successfully driven, so that the arc sliding block flexibly stretches out and draws back on the inner side of the arc sliding way. The action further drives the turnover plate to rotate freely along the turnover shaft, so that the angle of the turnover plate on the inner side of the concave sleeving block is changed. The change ingeniously guides and distributes air around the cabinet, so that the air smoothly flows into the inflatable Y-shaped drainage tube. On the inner side of the inflatable Y-shaped drainage tube, the drainage horn-shaped gathering sheet plays a key role, and gas is efficiently drained into the coiled drainage shaft tube; through flowing of air in the multiple coiled drainage shaft pipes, internal heat is discharged successfully.

The grate incinerator comprises an incinerator body, a combustion chamber and a secondary smoke combustion chamber are arranged in the incinerator body, the combustion chamber is communicated with the secondary smoke combustion chamber through a high-temperature smoke exhaust port device, and the high-temperature smoke exhaust port device is arranged on an upper cover plate of the tail end wall of the combustion chamber or two side wall corners of the tail end upper cover plate of the combustion chamber. A high-temperature smoke exhaust port device is arranged in the combustion chamber, an air gate is arranged on the high-temperature smoke exhaust port device and can be closed and opened through rotating handles on the two sides, and when the air gate is opened, the combustion chamber is communicated with the secondary smoke combustion chamber through the high-temperature smoke exhaust port device. After the secondary flue gas combustion chamber is combined to thoroughly combust waste gas and waste liquid, and the desulfurization, denitrification and adsorption tower, the cyclone separation device and the cloth bag dust removal equipment are comprehensively innovated, the flue gas emission is superior to the national standard.

The invention relates to the technical field of constructional engineering, in particular to a frame type looped network enclosure and an installation method.The frame type looped network enclosure comprises an enclosure frame, multiple mountain-shaped grooves, enclosure stand columns, an enclosure base, base grooves, looped network supports, looped network installation openings, drainage grooves and greening grooves, the multiple mountain-shaped grooves are formed in the enclosure frame, the enclosure stand columns are arranged on the two sides of the enclosure frame, and the enclosure stand columns are arranged on the two sides of the enclosure frame. A fence base is arranged at the bottom of the fence stand column, a base groove is formed in the fence base, a ring net support is arranged on the base groove, a plurality of ring net mounting openings are formed in the ring net support, and a drainage groove and a greening groove are formed below the base groove.

The utility model discloses a double main shaft three knife tower numerical control machine tool, including the machine base that is equipped with three parallel X axle guide rail. Two independent control's knife tower mechanism is equipped on first X axle guide rail, can cooperate or independent operation, the coaxial opposite arrangement of first main shaft mechanism and movable second main shaft mechanism is equipped on second X axle guide rail, realizes workpiece automatic butt joint and shift, third X axle guide rail is equipped with third knife tower mechanism. The machine tool passes through the innovative layout of three knife towers and double main shaft, supports multiple high -efficient processing mode: two knife towers can synchronize and process one end of a workpiece, and third knife tower processes the other end or another workpiece, also can realize workpiece automatic shift to another main shaft after one end processing, and is continued processing the other end by any one or two knife towers. Therefore, on one hand can greatly improve production efficiency and equipment utilization, on the other hand eliminates the manual turn -around clamping link, positioning error and downtime are reduced significantly, is suitable for the high -speed precision machining of complex parts.

The utility model belongs to the technical field of pipeline water leakage treatment, and particularly relates to a drainage device for temporarily treating pipeline water leakage. Comprising a water collecting disc, a drainage hose and a bandage, the water collecting disc is placed below a water leakage position through the bandage bundled on a pipeline, a drainage opening is formed in the bottom of the water collecting disc, a hook corresponding to the bandage is arranged on the upper portion in the water collecting disc, and the end of the drainage hose is connected with the drainage opening of the water collecting disc through an iron wire or a hoop. The binding bands are evenly distributed on the two sides of the water leakage position, and the two ends of each binding band are connected to the corresponding hooks. The bandage comprises an A-section bandage and a B-section bandage, one end of the A-section bandage is provided with a round hole, and the other end of the A-section bandage is fixedly provided with a binding device; and a round hole is formed in one end of the B-section bandage. The round holes of the A-section binding band and the B-section binding band are hooked on the hooks of the water collecting disc, and the A-section binding band and the B-section binding band are connected through a binding device. The problem of water leakage of the medical building pipeline can be solved.

The invention discloses a three-dimensional constructed wetland device which comprises a plurality of groups of constructed wetland modules arranged in the vertical direction, each group of constructed wetland module comprises two constructed wetland boxes, namely a first constructed wetland box and a second constructed wetland box, and the first constructed wetland box and the second constructed wetland box are distributed in a stepped manner; the first artificial wetland box is higher than the second artificial wetland box; each of the first artificial wetland box and the second artificial wetland box comprises an outer frame and a filler frame body; the filler frame bodies in the first artificial wetland box and the second artificial wetland box are obliquely arranged in the corresponding outer frames in opposite directions; and each group of constructed wetland modules comprises two constructed wetland boxes which are arranged in a stepped manner at high and low positions, and the two constructed wetland boxes are matched with the inlet, the outlet and the filler frame body, so that the underflow filtration of the constructed wetland modules is realized, and meanwhile, the water flow of the surface flow can be guided to flow out of the second constructed wetland box from the first constructed wetland box in an S-shaped flowing manner.

The utility model relates to a water gate convenient for flow regulation for hydraulic engineering, which comprises a water gate body, the water gate body is provided with a gate and a lifting rod, the lifting rod is in threaded connection with the water gate body, the gate slides in the water gate body, the sliding direction of the gate is a vertical direction, the gate is provided with a first drain hole, and the first drain hole is communicated with the lifting rod. The water gate body is provided with a drainage door, the drainage door is provided with a second drainage hole, and the second drainage hole is used for being communicated with the first drainage hole. The drainage door is provided with a guide groove, the gate is provided with a guide block, and the guide block is embedded into the guide groove. When releasing is needed, the lifting rod rotates to enable the gate to move, the gate moves to enable the first drainage hole to be communicated with the second drainage hole, the gate plays a releasing role at the moment, the gate continues to move, the first drainage hole is completely communicated with the second drainage hole at the moment, and the gate moves to drive the drainage door to move. The device has the effects that damage to the lower portion of the gate is reduced, and quick release of the gate is facilitated.

The utility model discloses electrical control panel cabinet drainage technical field's a kind of electrical control panel cabinet drainage device, comprising: panel cabinet body, the panel cabinet body lower end is provided with drain hole, the bottom of panel cabinet body is provided with anti-inversion mechanism and guiding mechanism, the anti-inversion mechanism includes drain groove, the drain groove is assembled in panel cabinet body bottom end, drain port is opened in the inside of drain groove, the bottom fixedly connected with drain guide pipe at drain port, the drain guide pipe bottom end is assembled with external drain pipe, the inner wall of drain guide pipe is fixedly connected with fixed disc, the inside of fixed disc is opened with through slot, the lower end of fixed disc is provided with baffle. Realize that the electrical control panel cabinet drainage device can be prevented from inverting and protect, avoid the phenomenon that rainwater inverts and enters the inside of electrical control panel cabinet in the case of larger external rainwater, baffle plugs through slot, external rainwater inverts cannot pass through through slot, ensure the safety of device, improve the practicality and security of device.

An indoor air cleaning system comprises at least one gas detector which is arranged in an indoor field to detect air pollution and output air pollution information; the at least one cleaning device comprises a fan, a filter assembly and a sterilization assembly, the fan is controlled to guide air dirt to pass through the filter assembly and the sterilization assembly, the fan has a specific clean air output quantity to generate circulating pointing airflow, and the filter assembly is an efficient particle air filter screen; the cloud computing service device is used for receiving the air pollution information of the indoor field domain, storing a database of air pollution data, intelligently selecting and sending a control instruction to the cleaning device according to the air pollution data, starting operation to generate circulating pointing airflow, quickly draining the air pollution for multiple times, filtering the air pollution to zero through the filtering component, and sterilizing and removing the air pollution through the sterilizing component; and the gas state reaches the clean room grade.

The utility model discloses a double main shaft double knife tower numerical control machine tool, including frame, first processing device and second processing device. Frame is equipped with two parallel X axle guide rails. First processing device includes the first main shaft mechanism fixed in first X axle guide rail one end and sets up first knife tower mechanism on it, and first knife tower mechanism can move along X, Y axle. Second processing device includes setting up second knife tower mechanism on second X axle guide rail and second main shaft mechanism can move along X axle, and second main shaft mechanism is coaxial with first main shaft mechanism and sets up. Through coaxial double main shaft design has realized workpiece automatic transfer and seamless butt joint between two main shafts, and can complete workpiece double -end continuous processing without manual intervention, through the independent or synchronous processing capacity of double knife tower, can process different workpiece respectively to improve equipment utilization rate, can also process the two ends of the same workpiece in cooperation to shorten single piece processing time greatly, has improved production efficiency and automation level obviously.

The utility model relates to an anti-reverse osmosis absorption core structure which comprises a first SMS non-woven fabric, a first hydrophilic non-woven fabric, a water-absorbent resin layer and a second SMS non-woven fabric which are arranged from bottom to top, the first SMS non-woven fabric comprises a first hydrophobic layer, a first weak hydrophilic layer and a first hydrophilic layer which are sequentially arranged from bottom to top, and the second SMS non-woven fabric comprises a second hydrophobic layer, a second weak hydrophilic layer and a second hydrophilic layer which are sequentially arranged from bottom to top. The second SMS non-woven fabric comprises a second hydrophobic layer, a second weak hydrophilic layer and a second hydrophilic layer which are sequentially arranged from bottom to top. The second SMS non-woven fabric consisting of the first hydrophobic layer, the first weak hydrophilic layer and the first hydrophilic layer is arranged above the water-absorbent resin layer, so that one-way moisture conduction is realized, liquid can be quickly guided into the water-absorbent resin layer, and the liquid is prevented from being accumulated on the surface of the core body to cause back seepage.

The invention relates to the field of condensate water discharge of air conditioners, in particular to an air conditioner heat pump heat exchange structure with a condensate water discharge function, which comprises a shell assembly, a heat exchanger and fins fixedly mounted on the heat exchanger, the fins are made of parallel spiral aluminum sheets, the fins are wound on a heat exchanger copper pipe, and the heat exchanger copper pipe is connected with the shell assembly. A collector is fixedly installed at the bottom end of the heat exchanger, and the size of an opening of the collector is consistent with the size of the heat exchanger. The collecting assembly comprises a servo motor fixedly installed on the left side of the collector. The rotating plate rotates reversely and impacts the fins again, so that condensate water attached to the fins can fall down rapidly, the situation that the condensate water is attached to the fins for a long time and corrodes the fins is prevented, the effect of protecting the fins is achieved, the fins can be more durable, collection of the condensate water is accelerated, and the service life of the fins is prolonged. And the water suction device quickly drains the falling condensate water through the spiral blades on the surface, so that overflow caused by excessive condensate water is prevented, and the drainage of the condensate water is accelerated.

The utility model relates to the field of trackers, in particular to a wearable sex hormone level tracer. According to the technical scheme, a touch display screen is fixedly connected to the top end of a detection device body, connecting parts are arranged on the left and right sides of the detection device body, and a body fluid collecting part is arranged in the middle of the bottom end of the detection device body. According to the utility model, the connecting component is connected with the external wearing device, so that the tracker can be conveniently fixed on the external wearing device such as a bracelet, a watchband and the like, a wearing mode similar to a watch is realized, and a user can conveniently wear the tracker on the wrist and other parts at any time, so that the tracker can carry out detection along with the user; the flow path and the contact area of sweat in the collecting layer are increased, rapid gathering and drainage of the sweat are facilitated, meanwhile, the flow guide micro-channels are distributed in a central symmetry mode with the drainage hole as the circle center, the sweat can be more evenly gathered towards the drainage hole, and the time for collecting the sample size can be shortened.

The utility model discloses a construction site accumulated water suction device, and belongs to the technical field of building construction. The device comprises a walking frame, a pumping drainage mechanism and an air suction pumping mechanism, wherein the pumping drainage mechanism and the air suction pumping mechanism are arranged on the walking frame; the pump pumping and draining mechanism comprises a water suction head, a sediment separator and a self-sucking pump; the air suction pumping mechanism comprises an air suction head, an air-cement separator and a centrifugal fan. According to the construction site accumulated water suction device, when the accumulated water level is deep, water is pumped and drained through the pumping drainage mechanism in a pumping mode, the drainage speed is high, when the accumulated water level is lower than the water suction depth of the self-priming pump, residual accumulated water is removed through the air suction pumping mechanism in an air suction mode, and accumulated water and sludge on the construction site are thoroughly removed; the device integrates water pumping and water suction, surface accumulated water and sludge are sucked away through suction and airflow and treated in a centralized mode, water collecting ditches and water collecting pits do not need to be excavated to remove construction surface accumulated water, the excavation workload is reduced, the excavation construction period is shortened, and the construction progress is improved.

The utility model relates to the technical field of cable blind ditches, in particular to a cable blind ditch structure, which comprises a bottom and a cover plate, side walls are fixed at two ends of the bottom, a coping is arranged above the side walls, and the cover plate is mounted above the coping through cement. The device has the beneficial effects that before construction of the cover plate, the butt joint block is clamped into the butt joint groove, the sliding rod is sleeved with the middle of the butt joint block, the cross beam is stably installed on the coping, the two ends of the cross beam are supported through the supporting blocks at the two ends of the cross beam, the lower portion of the cover plate is dispersedly supported through the top blocks distributed at intervals, and the cover plate is reinforced; and after rainwater enters the trench, the rainwater can be guided into the drainage groove through the inclined surfaces of the drainage frames, then accumulated water is drained to the drainage pipe through the diversion groove to be drained, the accumulated water can be rapidly drained into the drainage groove through the arrangement of the multiple drainage frames, and the stability and drainage efficiency of the cable blind trench structure are improved through the supporting mechanism and the drainage mechanism.

The invention discloses an intelligent urine collector which comprises a urine collecting bag, a ventilation adapter tube, a detection assembly and an equipment host. The urine receiving bag is provided with at least one liquid storage cavity with an opening in one side, and the side, away from the opening, of the urine receiving bag is provided with a detachable functional connecting piece and a ventilation butt-joint opening, so that connection and maintenance are facilitated. The ventilation adapter pipe and the functional connecting piece are connected in a detachable mode, it is ensured that the ventilation opening is communicated with the ventilation butt-joint opening, and effective air circulation is supported. The detection assembly is installed at the bottom of the liquid storage cavity of the urine receiving bag or in the functional connecting piece and can monitor the state of urine in real time. According to the intelligent urine collector, the usability and the cleaning convenience of equipment are improved, the nursing efficiency is remarkably improved through intelligent control, the defects that a traditional urine collector is incomplete in urine collection, the private part is wet and uncomfortable, operation is complex and the like are overcome, and the life quality of a user is remarkably improved.

The utility model relates to an air purifier which comprises an outer barrel, the outer barrel comprises an upper shell and a lower shell, a lamp strip is arranged on the outer ring of the top end of the lower shell, a plurality of air inlets are formed in the lower portion of the lower shell, an air outlet top cover is installed in the center of the top of the upper shell, and a control panel is arranged in the middle of the air outlet top cover. A filtering assembly is arranged on the inner side of the outer barrel and comprises a filter, a drainage air duct with a trumpet-shaped top and an upward opening and a drainage nozzle, and the bottom of the drainage air duct is locked with the upper end of the fan. According to the utility model, a circle of lamp strip is arranged on the outer cylinder body, so that the aesthetic property during use can be improved, and meanwhile, brightness can be provided at night; the trumpet-shaped drainage air channel with the upward opening is formed in the top of the filter, so that resistance can be reduced when air flows out, blown-out air is drained and accelerated, it is ensured that the air blown out of the fan cannot flow backwards, then the purpose of large air volume can be achieved only through the small-power fan, and finally the efficiency of CADR at the air channel opening is effectively improved.

The application discloses a cutter head for vertical tunneling and relates to the technical field of rock tunneling equipment, and comprises a cutter head body, cutters, a slag discharging structure, wherein the cutters comprise a plurality of single-edge rotary cutters and a plurality of double-edge rotary cutters which are installed on the cutter head body; the slag discharging structure comprises a slag suction port and a slag guide groove which are respectively arranged on the disc surface of the cutter head body, the slag guide groove corresponds to the slag suction port one by one, the slag guide groove is used for guiding the slag pieces generated in the tunneling process to the corresponding slag suction port, and the slag suction port is a round hole; the slag suction port is communicated with a slag discharging pipeline through a cutter head cavity channel, and the slag discharging pipeline is communicated with a suction port of an air negative pressure device. The cutter head for vertical tunneling can meet the efficient operation requirement of vertical tunneling operation.

The invention relates to the technical field of multi-effect distiller inner wall cleaning control, in particular to a control mechanism of a salt dehydration device and a use method. Comprising a plurality of multi-effect distiller bodies which are communicated with one another, each multi-effect distiller body comprises a distiller bottom wall, the bottom of each distiller bottom wall is provided with a cleaning pipeline communicated with the interior of the corresponding multi-effect distiller body, and the top end of the middle of each distiller bottom wall is provided with a rotatable bottom wall cleaning part; the part, close to the outer side, of the bottom wall of the distiller is provided with a side wall cleaning part used for cleaning the side wall of the cavity, steam is injected into the tank body while a bottom scraper rotates for cleaning, the faster drainage effect can be achieved, and the working efficiency is improved; in the cleaning process, residues in the cavity can be cleaned; and when other multi-effect distiller bodies need to be cleaned, the flow rate consumption in the flowing process is reduced by controlling the circulation of the pipeline III, so that different multi-effect distiller bodies can be cleaned.

The utility model discloses a drainage type defoaming device capable of discharging stably, which comprises a defoaming chamber, a splash-proof cover is arranged on the upper side of the defoaming chamber, a defoaming impeller is arranged in the defoaming chamber, and a guide pipe is arranged on the right side of the defoaming chamber; the connecting seat is arranged at the upper end of the defoaming impeller, a connecting structure is arranged on the inner side of the connecting seat, a filtering chamber is installed at the right end of the guide pipe, a sealing frame is arranged in the filtering chamber, a water drainage pipe is installed at the right end of the filtering chamber, and a first filtering plate is installed in the sealing frame; and a second filter plate is arranged on the right side of the first filter plate. According to the drainage type defoaming device capable of stably discharging, liquid subjected to defoaming is stably discharged in a filtering mode through the defoaming device, high-quality drainage of the liquid is improved, meanwhile, parts of the drainage type defoaming device are rapidly connected, and the parts of the drainage type defoaming device are conveniently detached and replaced.

The utility model discloses a double anti-seepage road base structure, which relates to the technical field of road construction, and comprises a base main body, a waterproof layer body arranged on the base main body and an asphalt layer arranged on the waterproof layer body, an anti-seepage treatment frame is arranged in the waterproof layer body, the waterproof layer body is divided into an upper layer and a lower layer by the anti-seepage treatment frame, and the asphalt layer is arranged on the waterproof layer body. A seepage water guiding and discharging mechanism for discharging water seeping into the anti-seepage treatment frame is arranged in the anti-seepage treatment frame; rainwater on the road surface can be subjected to double anti-seepage treatment through the pair of waterproof layer bodies, the anti-seepage effect of the road surface is enhanced, meanwhile, when the waterproof layer body on the upper side is damaged under the action of external force, the seepage water guiding and discharging mechanism can drive rainwater permeating due to the fact that the waterproof layer body on the upper side is damaged to be rapidly discharged to the two sides, and the anti-seepage effect is improved. The permeable rainwater is rapidly drained and treated, the influence of the permeable rainwater on the road base is reduced, and therefore the water seepage prevention effect of the road base is guaranteed.