108 results about "Sump" patented technology

The utility model relates to the technical field of fixed frock, concretely to special fixed frock of oil sump, including bottom plate, the upper portion of bottom plate is provided with fixed block no.

The invention discloses an automatic drainage control device for an underground sump. Relates to the technical field of underground drainage, and comprises a fixed platform fixed in an underground sump and a vertical guide rod, one end of the guide rod is fixed on the bottom surface of the sump, and the other end of the guide rod is connected with the fixed platform; the guide rod is sleeved with a floating plate, a contact head is arranged on the floating plate, a magnetic attraction type touch switch for controlling the water pump to be started and stopped is arranged on the fixed platform, and the floating plate slides along the guide rod so as to drive the contact head to abut against the magnetic attraction type touch switch; through the arrangement of the floating plate, the magnetic type touch switch and the balance weight plate, the control switch can automatically turn on the water pump along with the rising and falling of the water level so as to drain water from an underground sump, and after water drainage is completed, the balance weight plate drives the floating plate to automatically disconnect under the action of gravity; manpower is reduced, and meanwhile the defect that a common water level sensor is prone to faults is overcome; and high-reliability, low-maintenance and self-adaptive drainage operation in a real sense is realized.

The invention provides a mine sludge treatment device. The mine sludge treatment device comprises a sludge thickness detection device, an automatic control box, a stirrer, a moving device, a water sump track, a driving motor and a water pumping pump, the driving motor is used for driving the moving device to advance or retreat; the moving device is used for driving the stirrer to move along the water sump track; the sludge thickness detection device is arranged at the bottom of the water sump and is electrically connected with the automatic control box; the sludge thickness detection device is used for detecting the thickness of sludge in the water sump; the water pumping pump extends to the bottom of the water sump through a water pumping pipeline and is electrically connected with the automatic control box; the automatic control box is used for triggering the stirrer to start stirring operation when the sludge thickness is larger than a preset threshold value and the water pumping pump is powered on and started and triggering the driving motor to rotate forwards or backwards so as to drive the moving device to move forwards or backwards. The desilting efficiency is improved, and the desilting cost is reduced.

The utility model relates to an airport ground well drainage system, which is characterized in that a water collecting pit is arranged at the bottom of a well pit of a ground well, and the drainage system comprises a drainage pump, a first liquid level sensor, a second liquid level sensor, a drainage hose, a one-way check valve, a drainage embedded part and a ground well PLC (Programmable Logic Controller) control box, the drainage pump, the first liquid level sensor and the second liquid level sensor are all electrically connected with the ground well PLC control box, the drainage pump is arranged in a sump and connected with the one-way check valve through a drainage hose, the one-way check valve is connected with the drainage embedded part through the drainage hose, and therefore a drainage main loop of a ground well is formed. And water in the ground well is discharged into a ground airport apron or a drainage pipe network through the main loop. The two liquid level sensors are adopted, liquid level monitoring and water level offside monitoring can be achieved, meanwhile, fault alarm of the drainage pump can be achieved, and the normal working state of the drainage pump is guaranteed.

The utility model relates to an assembly type water supply inspection well with functions of flood prevention and leakage detection, which comprises a well body and a well bottom assembled with the well body in a plug-in manner, the inner surface of the bottom of the well bottom is arranged to be an inclined plane, and a water collection pit is arranged at the bottom of the well bottom and corresponds to the lower position of the inclined plane; and a liquid level detector for monitoring the liquid level in the sump is also arranged. Water in the well body can be conveyed to the position of the sump at the well bottom through the inclined well bottom, and the water level in the well is monitored in real time through the liquid level detector in the well, so that when the water level in the well bottom reaches a certain height, accumulated water in the sump can be drained out of the inspection well by means of the pump body, and automatic drainage is achieved; and meanwhile, the waterlogging prevention of the road can be realized in rainy days. Moreover, the liquid level detector can monitor the change of the liquid level in real time, so that an inspector can detect whether accumulated water exists in the inspection well or not in real time, and whether the pipeline in the well leaks or not can be judged in time.

The application discloses a mine water sump sludge discharging device and relates to the technical field of water sump sludge discharging. The mine water sump sludge discharging device can filter and separate the sludge mixed in water so as to directly suck the sludge, and comprises a water sump. The water sump is provided with a water inlet pipe communicated with the top end of the water sump, a sand suction pipe communicated with the water sump, a suction pump fixedly connected to the side of the top end of the water sump away from the water inlet pipe, the suction pump communicated with the sand suction pipe, and a suction frame communicated with the bottom end of the sand suction pipe. The accumulated water downwardly discharged into the water sump through the water inlet pipe can flow into the space between the net frame and the net plate, the sludge in the accumulated water is filtered and separated through the cooperation of the net plate and the net frame, the sludge is upwardly sucked out through the sand suction pipe and the suction frame by the operation of the suction pump, the sludge mixed in the accumulated water is continuously filtered and separated through the rotation of the net frame and the net plate, and then the sludge is conveyed to the suction frame below to be directly sucked out of the water sump. In this way, the sludge in the water sump can be conveniently discharged without emptying the surface water.

A method for alarming oil leakage in a hydro-generator speed control system includes the following steps: S1, reading historical time-series data of oil level in the pressure tank and oil level in the sump; S2, performing steady-state screening on the historical time-series data of oil level in the pressure tank and oil level in the sump to obtain steady-state historical time-series data of oil level in the pressure tank and oil level in the sump, H1 and H2; S3, performing linear fitting on H1 and H2 in S2 using the least squares method to obtain the fitting result, where k is the linear coefficient obtained by the least squares method fitting, b is the constant term obtained by the least squares method fitting, and is the estimated value of H2, and the fitting deviation y is calculated. The technical problem to be solved by this invention is to provide an alarm method for oil leakage in a hydro-generator speed control system. This method comprehensively considers the oil level values ​​of the pressure tank and oil sump in the hydro-generator speed control system, and can issue an alarm in the early stage of oil leakage fault.

This invention relates to a split-type oil pan assembly for outboard motors, comprising a load-bearing plate, a shock absorber, an oil suction pipe, a shock absorber cover, a sealing strip, an oil pan, and a sealing gasket. The load-bearing plate integrates an oil inlet channel, an oil return channel, and multiple mounting holes for mounting a shifting mechanism, a tray, and a shock absorber, and is equipped with stiffening ribs to enhance structural strength. The oil pan and load-bearing plate are separately configured and connected by a sealing gasket, achieving separation of oil storage and load-bearing functions. This invention achieves modularization of the oil pan's oil storage and load-bearing functions by designing a split design for the traditional one-piece oil pan. The oil pan structure responsible for oil storage can be made simpler and lighter, while the load-bearing part can adopt a multi-ribbed structure with better rigidity and higher-strength materials. This improves reliability, reduces maintenance costs, and ensures design and manufacturing flexibility.

The utility model relates to oiling device technical field, concretely is a kind of cold-rolled strip steel oiling device, including oil sump, the front and rear both ends of the right side of oil sump are fixedly connected with guide plate, the inner surface of guide plate is equipped with guide slot, the inboard of guide slot is fixedly connected with guide sliding block, one side of guide sliding block is fixedly connected with L type connecting plate, one end of L type connecting plate is fixedly installed with cleaning brush plate, the upper end of the inner chamber of oil sump is fixedly connected with taking material roller, the right end of the top of oil sump is provided with transfer roller, the upper end of the right side of transfer roller is fixedly connected with coating roller, the lower end of the right side of oil sump and the left side between cleaning brush plate are fixedly connected with spring.The utility model can clean cold-rolled strip steel surface before oiling, avoid the iron filings, scale, dust and other pollutants generated in strip steel rolling process, the adverse effect of oiling, guarantee the oiling effect of the device.

The utility model discloses a drainage device for geological control water. The drainage device comprises a water sump, a drainage pipe and a water pumping pipe are arranged on the water sump, one end of the water pumping pipe is connected with a water pump, a filter plate is installed in the water sump, and an anti-blocking structure is installed on the filter plate; when in use, water can be led into the water sump through the drainage pipe, sludge and impurities in the water can be filtered by arranging the filter plate, and the scraping plate can scrape the impurities on the surface of the filter plate by starting the motor I, so that the impurities are prevented from being accumulated on the filter plate and slide onto the mesh belt conveying belt along the inclined surface of the filter plate; a plurality of mesh holes are formed in the mesh belt conveying belt, redundant water in impurities can penetrate through the mesh holes to fall down, meanwhile, the second motor can be started to convey the impurities into the waste bin to be stored, the opening of the waste bin and the filter plate are arranged in a staggered mode, water can be prevented from falling into the waste bin along the filter plate when the water slides down, and the water quality is improved. Therefore, moisture of impurities in the waste bin is reduced.

The utility model discloses a secondary cooling carrier roller device which comprises a supporting frame, a cold roller assembly and a cooling assembly. A hollow roller shaft is sleeved with a sleeve, the inner wall of the sleeve is connected with a V-shaped oil storage pipe through a fixing plate, and the middle of the oil storage pipe is communicated with a connecting ring pipe and an oil conveying pipe. Labyrinth plugging blocks and built-in spring rods are arranged at the two ends of the oil storage pipe, and the top ends of the spring rods are connected with guide slopes with plugging pieces. Bearings and labyrinth plates are arranged on the two sides of the sleeve, heat dissipation bent grooves are formed in the outer side of the hollow roller shaft, and the rotating pipe is connected with the water sump and the water pipe. The device realizes automatic supply of lubricating oil through rotating centrifugal force, and guides the inclined plane to accurately guide the lubricating oil to the bearing; heat exchange is enhanced by winding airflow and the heat dissipation bent grooves, and the cooling efficiency is improved by a water circulation system; and the labyrinth plate obstructs external impurities. The self-adaptive lubricating device has the advantages of self-adaptive lubrication, efficient heat dissipation, reliable sealing and the like, oil consumption can be reduced, the service life is prolonged, and the maintenance frequency is reduced.

The utility model discloses a sliding type water sump coal slime cleaning device, and relates to the technical field of coal mine underground coal slime cleaning, the sliding type water sump coal slime cleaning device comprises a sediment box with an opening in the upper side, water outlets are formed in the top sides of the two side edges of the sediment box, and four pulleys are installed at the four corners of the bottom side of the sediment box; the four pulleys are arranged on the two sliding rails in a sliding mode in pairs, and the two sliding rails are fixedly installed on the terrace of the tunneling roadway. According to the sliding type water sump coal slime cleaning device, during normal drainage, sewage flows into the sediment box through a pipeline, coal slime is settled to the bottom through sediment, water flows out through a drainage port, and after a certain time, the sediment box can be directly pulled to the side of a roadway conveying belt through sliding of the pulleys and the sliding rails; the coal slime in the settling box is cleaned up and output through the conveying belt, rapid coal slime cleaning is achieved, the coal slime cleaning efficiency is greatly improved, and safety is also improved.

This invention relates to the field of building construction technology. To address the technical problem of anti-buoyancy in underground structures under complex hydrogeological conditions, this invention discloses a dual-control system based on drainage anti-buoyancy and dynamic balance of underground buoyancy. The system includes a drainage unit located below the basement floor slab, comprising a drainage ditch or drain pipe to collect and divert groundwater; a sump well connected to the drainage unit to collect the collected groundwater; a drainage pipeline connected at one end to the sump well and at the other end to a rainwater storage tank or municipal drainage network to discharge the groundwater from the sump well; a submersible pump installed in the sump well to discharge groundwater through the drainage pipeline; and an automatic control device electrically connected to the submersible pump to automatically start and stop the pump based on the water level signal in the sump well. The anti-buoyancy control water level of the system is set below the level that can be balanced by the structure's self-weight and additional loads, achieving dual anti-buoyancy control through a combination of structural self-weight, additional loads, and active drainage.

The application discloses a cleaning tool for cleaning a waste oil tank and a cleaning method thereof, and relates to the technical field of rail transit trains. The grease-drawing tool comprises a handle, a belt-shaped body and a pulling mechanism. The belt-shaped body is integrally formed by a single material, has a bent pre-tilting part, and is separated into a first belt segment and a second belt segment by the bent pre-tilting part. The first belt segment and the second belt segment are naturally separated to form an inherent holding cavity in a non-working state due to the resilience of the bent pre-tilting part. The second belt segment is fixedly connected with the handle. The pulling mechanism is arranged on the handle and is fixedly connected with the first belt segment inside the handle. The pulling mechanism is operable to retract the first belt segment relative to the second belt segment, force the second belt segment to arch, and thus drive the tilting angle of the bent pre-tilting part to increase. The application can explore the deepest part of a complex waste oil tank, effectively take out waste grease, avoid the blockage of the waste oil tank, and reduce the occurrence probability of bearing over-temperature early warning failure.

The utility model relates to the technical field of mining production, in particular to a quick sludge discharging device of a water sump for mine underground mining, and aims to solve the problems that sewage and sludge are not thoroughly pumped and discharged, the cleaning process of the water sump and a blow-off pipe wastes time and labor, and the cleaning efficiency is high due to the fact that a mud pump pumping and discharging mode is generally adopted in the process of discharging the sludge in the water sump in a mine at present. And finally, the sewage and sludge treatment efficiency of the mine sewer sump is influenced. The device comprises a sewage bin, a sludge discharge barrel, a sludge discharge and cleaning assembly and the like, the sludge discharge barrel is arranged on one side of the sewage bin, a sludge discharge port is formed in the lower end of the joint of the sludge discharge barrel and the sewage bin, a filter screen plate is arranged at the lower end in the sewage bin, and sewage entering the sewage bin can be conveniently filtered and separated through the filter screen plate, so that the sewage is discharged from a drain valve; sludge enters the sludge discharging barrel and is conveyed and discharged under the action of the spiral blade, and the interior of the sewage bin is cleaned through the cleaning liquid in the storage tank, so that the overall treatment efficiency of sewage in the water bin is greatly improved.

The utility model discloses an anti-inclination air suction oil pan shell, relates to the technical field of oil pan shells, and solves the problems that when a vehicle is located on an inclined road section for a long time, the liquid level of oil in the shell is inclined, the position of the oil cannot reach the position of a collector, and the risk that the collector sucks air is caused. The utility model relates to a vehicle oil pipe shell which solves the problems that when a vehicle in an inclined state is reset, oil cannot flow quickly and cannot be sucked by a collector in time, and the use efficiency of the shell is reduced due to the fact that oil flows through a through hole, the vehicle oil pipe shell comprises a shell and an oil pipe, and the through hole is formed in the bottom face of the shell. Through the arrangement of the wedge-shaped seat, when an inclined road section is encountered, due to the fact that the inclination of the inclined road section cannot form a vertical angle, the situation that oil in the collector is completely located on the other side of the collector can be effectively relieved through the wedge-shaped seat, and the collector can be effectively prevented from sucking air.

The invention belongs to the technical field of sewage treatment, and particularly discloses a coal mine central sump desilting sewage and sludge treatment device which comprises a main frame, a spiral sludge scraping device and an aeration device.The interior of the main frame is sequentially connected with a mixed treatment tank, a sedimentation dosing tank and a purification aeration tank end to end; a separation grid bin is obliquely clamped at the upper end of the mixed treatment pond, a grid filter plate is mounted in the separation grid bin, sinking deposition boxes are mounted on the two sides in the separation grid bin in a communicating manner, and baffles are mounted on the upper surfaces of the two sides of one end of the grid filter plate correspondingly; the baffle and one end of the interior of the separation grid bin are connected with a pushing and scraping mechanism through an arranged reciprocating mechanism, and a mixing box is fixedly installed at the end, away from the separation grid bin, of the interior of the mixing treatment pond. And subsequent water pumps and other equipment are protected from the source, and the treatment efficiency and the system operation stability are remarkably improved.

The utility model relates to a pressure relief construction node, belongs to the technical field of pressure relief and drainage, and particularly relates to a water diversion and pressure relief construction node for a pressure relief well connecting pipe. The well pipe is fixedly communicated with the interior of the bottom plate; and the water collecting pit is fixedly installed on one side of the bottom plate, and a water suction pump is fixedly installed in the water collecting pit. The utility model achieves the effect of very strong economic benefit and social benefit, and solves the problems that the existing pressure relief well is exposed outside the bottom plate for a long time, a large amount of underground water flows out through the pressure relief well in a flood season, water is accumulated in the basement, civilized construction is poorer, and the other part of pressure relief well is positioned on the main path of the basement construction road. And the pressure relief well is damaged due to lack of pressure relief well finished product protection measures.

The utility model discloses an oil cooler, an oil cooling system, a power assembly and an automobile, and relates to the technical field of oil cooling, the oil cooler is arranged in an oil storage shell, the oil cooler is provided with a first liquid inlet and a first liquid outlet, the first liquid inlet and the first liquid outlet extend out of the oil storage shell, or the first liquid inlet is communicated with the liquid inlet of the oil storage shell, and the first liquid outlet is communicated with the liquid outlet of the oil storage shell. The first liquid outlet is communicated with the liquid outlet of the oil storage shell; the oil cooler comprises one or at least two liquid cooling plates, and cooling flow channels are formed in the liquid cooling plates. The oil cooler is arranged in the oil storage shell, the internal space of the oil storage shell is fully utilized, oil can directly and naturally flow in the oil storage shell and exchange heat with a cooling medium in the liquid cooling plate of the oil cooler, an oil passing pipeline does not need to be arranged between the oil bottom shell and the oil cooler, the structure of the oil cooler is simplified, and the oil cooling efficiency is improved. The cost of the oil cooler is reduced, and the heat dissipation efficiency is improved.

The utility model relates to an oil pan device, engine system and vehicle, include: oil pan body and control valve, the oil pan body is equipped with the oil cavity and water channel that mutually interval, control valve is connected in oil pan body, and is used for according to the opening and close of the import of water channel control of oil cavity in oil temperature. The oil pan device, engine system and vehicle of this scheme can almost avoid the situation that when the temperature is lower, coolant enters the water channel of oil pan body and cools the oil, and then reach the purpose of reducing the power loss of engine, improving the service life of oil.

The invention relates to the technical field of aerospace instruments and aircraft atmosphere data systems, and discloses an intelligent sensing and processing method and system for a liquid collection cavity of an atmosphere sensing system. The intelligent sensing and processing system comprises a liquid level monitoring module, a control unit, a drainage execution mechanism, a drainage port and an adjustable heating module, and the liquid level monitoring module is used for outputting monitoring data; the control unit is used for receiving the monitoring data of the liquid level monitoring module, determining the height of the liquid level in the liquid collecting cavity according to the monitoring data, comparing the determined height of the liquid level with a liquid level triggering threshold value, and controlling the drainage executing mechanism and the adjustable heating module according to a comparison result; the adjustable heating module is uniformly wound outside the pressure measuring pipeline, the liquid collecting cavity and the drainage executing mechanism and is used for executing heating operation under the control of the control unit; and the drainage execution mechanism is arranged between the bottom of the liquid collection cavity and the drainage port and is used for switching between opening and closing under the control of the control unit.

The application is suitable for the technical field of oil pan design, and particularly relates to an oil pan modal and multi-rigidity collaborative design method, device and equipment. The method comprises the following steps: establishing an oil pan finite element model; performing modal analysis according to the finite element model to obtain the minimum order natural frequency of the oil pan; performing rigidity analysis according to the finite element model to obtain the static rigidity of multiple key points of the oil pan; obtaining a modal margin based on the minimum order natural frequency of the oil pan and the maximum excitation frequency of the engine; obtaining n rigidity margins based on the static rigidity of the multiple key points of the oil pan and the corresponding key point rigidity requirement values; jointly evaluating a design state according to the modal margin and the n rigidity margins, and modifying the finite element model according to the design state; and iterating the modified finite element model until the joint evaluation result meets the standard to obtain a final design. In the method, the problem of low design efficiency and unbalanced performance of the existing design method of the automobile oil pan can be solved.

The utility model relates to the technical field of hydropower station water collecting well maintenance, in particular to an air blowing assembly and an oil blowing device for an oil surface, the air blowing assembly for the oil surface comprises an air supply pipeline, one end of the air supply pipeline is connected with an air source, and the other end of the air supply pipeline is provided with an air blowing section which is arranged on the water surface and used for blowing oil dirt on the water surface. And the air blowing section is provided with an air blowing port communicated with the air supply pipeline. A traditional manual cleaning mode is replaced by automatic equipment, so that the operation risk can be greatly reduced, the labor cost is reduced, and meanwhile, the working efficiency is improved.

The utility model relates to an oil pan, an engine and an operation machine. The oil pan includes an oil pan body and a plug. The oil pan body comprises an oil drainage hole formed in the pan wall of the oil pan body in a penetrating mode. The plug is configured to detachably plug the oil drain hole. The plug includes a plug section made of an elastic material and capable of being squeezed into the oil drain hole by elastic deformation. The inner circumferential surface of the oil drainage hole is connected with the inner side surface of the shell wall through an edge line. Under the action of the elastic restoring force, the filling part section forms line contact sealing with the edge line and forms surface contact sealing with the inner circumferential surface of the oil drainage hole. According to the oil drainage structure of the oil pan, threads do not need to be machined on the oil drainage hole and the plug, it can be ensured that the plug can well seal the oil drainage hole without using a sealing ring, assembly and disassembly are easy and convenient, and the machining, manufacturing, disassembly, assembly and maintenance cost is low.

This invention relates to the field of sludge cleaning technology, and more particularly to a sludge cleaning device for coal mine water tanks, comprising a first conveyor belt, a second conveyor belt, and a sludge collection assembly; the second conveyor belt is movably connected to the first end of the first conveyor belt along its extension direction; the sludge collection assembly is rotatably connected to the end of the second conveyor belt, adapted to collect sludge within the water tank. Its advantages are that by movably connecting the second conveyor belt along the extension direction of the first conveyor belt, the sludge collection assembly can selectively extend into different depths of the water tank along with the second conveyor belt, achieving mobile operation and overcoming the drawbacks of existing devices requiring frequent shutdowns for fixed-position cleaning; the rotatably connected and driven by the second conveyor belt, the sludge collection assembly continuously rotates and collects sludge during the deep-penetration process, ensuring complete coverage of the bottom of the water tank without dead angles; the first conveyor belt extends downwards at an angle, receiving the sludge transported by the second conveyor belt and outputting it outwards, forming a continuous cleaning process.

This invention relates to the field of foundation pit dewatering technology, and in particular to a drainage structure and construction method for deep foundation pit sump wells. The drainage structure includes a deep well, a sump, and a sand-free ash pipe. The sump is located at the top of the deep well. The bottom end of the sand-free ash pipe extends to the bottom of the deep well, and the top end extends into the sump and protrudes from the bottom inner wall of the sump. An outer pipe is fixedly fitted around the sand-free ash pipe, located below the sump and above half the length of the sand-free ash pipe. Multiple sedimentation chambers of progressively decreasing height are provided between the outer pipe and the sand-free ash pipe. The drainage structure proposed in this invention can promptly discharge water from the deep well, thus preventing the deep well from becoming full and causing water accumulation in the deep foundation pit that is difficult to infiltrate. Furthermore, the discharged water contains less sediment, reducing the filtration and purification pressure on the municipal pipe network, thereby indirectly reducing the energy consumed in municipal water supply and drainage processes, achieving energy conservation and emission reduction.

This invention relates to the field of water sump cleaning technology, and discloses a separation and cleaning device for coal mine water sumps. The device includes a main cleaning machine, a spiral collector, and a scraper conveyor. It also includes a receiving hopper, a discharging hopper, and a multi-stage separation mechanism. The multi-stage separation mechanism comprises several conveying hoppers, each with a distribution bend inside. The distribution bend has an inlet on its exterior, and both ends of the distribution bend are rotatably connected to separation drums. The two separation drums inside each conveying hopper have identical separation apertures, and the apertures of the separation drums decrease progressively along the direction from the receiving hopper to the discharging hopper. This invention allows the water-slag mixture output by the scraper conveyor to undergo progressive dynamic separation through multiple stages of separation drums, enabling precise separation and discharge of solid particles of different sizes. This solves the problem that static, fixed-aperture separation nets are unable to effectively separate solid particles with a large size range.

The utility model relates to the technical field of water sump cleaning and desilting, and discloses a mine silt remover for cleaning coal and rock slag in a water sump, which comprises a silt remover body, a conveying rack is arranged on the outer surface of the silt remover body, a silt remover head is fixedly mounted at the input end of the conveying rack, a mounting funnel is fixedly mounted at the output end of the conveying rack, and the silt remover head is fixedly mounted on the mounting funnel. According to the mining silt remover for cleaning the coal and rock residues in the water sump, the silt cleaning machine head is used for collecting the coal and rock residues in the water sump, then the coal and rock residues are transferred into the mounting funnel through the conveying rack to be pre-stored, the coal and rock residues in the water sump are collected through the silt cleaning machine head, and the coal and rock residues in the water sump are removed through the conveying rack. And the servo motor is controlled to operate, so that the spiral auger spirally drives the coal and rock slag in the mounting funnel in the connecting pipeline, and the effects of reducing the probability that the coal and rock slag is easily blocked in the bent connecting pipeline and improving the sewage disposal efficiency are achieved.

The utility model discloses an oil pan and walking engineering machinery belong to engine technical field, the upper surface of oil pan is equipped with structure outer ring, is equipped with bolt hole on structure outer ring, and the front of left and right sides of oil pan is equipped with bolt bolster, and the rear of oil pan is equipped with bolt bolster, oil pan is metal material and is integrally equipped with longitudinal main reinforcing rib along the extension of oil pan front and back direction and transverse main reinforcing rib along the extension of oil pan left and right direction in the inside corresponding engine cylinder body main bearing cover place, the upper end of longitudinal main reinforcing rib and transverse main reinforcing rib is flush with the upper surface of oil pan, and the lower part of longitudinal main reinforcing rib and transverse main reinforcing rib all is equipped with oil flow passageway, thereby forms the whole and is the upper surface opening and presents honeycomb type structure, and the cavity structure of other each surface closure. The utility model can solve the problem that the engine cylinder body lower end surface design is thick and heavy, and the appearance design of oil pan is complex but the strength is insufficient.

This invention relates to the field of automotive parts manufacturing technology, and in particular to an oil pan processing production line, including a marking assembly and a processing assembly. The marking assembly is used to mark the oil pan, and the processing assembly includes a processing table with a limiting mold and a processing cutter. The processing cutter can move horizontally and vertically. The limiting mold includes a limiting seat with multiple support rods. The support rods are shaped to fit against the oil pan. The limiting seat also has multiple detection posts, which are shaped to fit against the oil pan. Each detection post has a detection air passage, which is completely blocked by the oil pan. An airtightness detection element is installed within the detection air passage to measure the airtightness between the detection air passage and the oil pan. This airtightness detection method can determine whether the oil pan is accurately placed, thereby improving the accuracy of oil pan processing.