32results about How to "Take up a reasonable amount of space" patented technology

The invention relates to a sorting machine, in particular to a letter sorting machine in the field of logistics, more particular a time delay mechanism of the sorting machine. The time delay mechanism is connected with a letter delivering mechanism (1) of the sorting machine and is characterized in that a horizontally arranged rotary table (2) is connected behind the letter delivering mechanism (1), a rotary shaft (3) is vertically arranged in the circle center of the rotary table (2), a plurality of partition plates (4) are arranged surrounding the rotary shaft (3) from the rotary shaft (3) to the edge of the rotary table, article storage lattices (5) are arranged between adjacent partition plates (4), articles are delivered to the article storage lattices through the letter delivering mechanism (1), a sorting mechanism (6) is connected behind the rotary disc (2), and the articles flow out from the article storage lattices of the rotary table (2) through the sorting mechanism after rotting on the rotary disc. According to the invention, the time delay mechanism of the traditional large sorting machine is improved from the belt type to the rotary table type, so that the time delay is ideal and the occupied space is small.

The invention discloses an information management system and method suitable for a nuclear related offshore platform, and relates to the field of information management of offshore platforms. The system comprises a platform onsite layer, a platform collection layer, a nuclear power onsite layer, a nuclear power control layer, a transmission service layer and a centralized supervisory layer, the nuclear power control layer collects nuclear related sensor information of the nuclear power onsite layer in real time, the platform collection layer collects sensor information of the platform onsite layer in real time, packages the sensor information and uploads the packaged sensor information to the transmission service layer; the transmission service layer obtains data from the platform collection layer and the nuclear power control layer and provides data for the centralized supervisory layer; and the centralized supervisory layer achieves the display of full-platform information, the operation and control of the non-nuclear related system equipment and the indirect operation and control of the nuclear related system equipment. The information management system suitable for the nuclearrelated offshore platform improves the automation level of the whole platform, enhances the reliability of the platform, and fills the gaps in our information management system of the nuclear relatedoffshore platform.

The invention belongs to the technical field of flying automobiles, in particular to a flying automobile with folding wings for vertical take-off and landing, which comprises a body, a folding wing, atail wing, a power system, a transmission mechanism and a landing gear. The power system is composed of a rotor duct system, a tail propeller and a pitch mechanism. The rotor duct system comprises four sets of coaxial dual rotor ducts. The invention solves the technical problems of long take-off and landing distance of flying vehicles, high requirements on take-off and landing sites, low liftingefficiency, high fuel consumption and insufficient stability of ducted rotor flying vehicles in the prior art. Higher lift acquisition rate, lower fuel consumption, higher reliability, higher safety,and lower cost.

The invention relates to an oil storage tank with a temperature regulating function. A main body of a tank body is a vertically-arranged capsule type cylindrical structure; the bottom of the tank body is configured to be an inverted cone-hopper-shaped structure, so that lubrication oil in the bottom is gathered to the middle part; an input oil pipe is mounted at one radial side of the top of the tank body; an output oil pipe is mounted at the lower part of the outer wall of the front end of the tank body; an ventilation pipe communicated with the upper end of the middle part of the output oil pipe is mounted at the upper end of the middle part of the output oil pipe; a jacket is coaxially and fixedly mounted on the inner wall of the tank body; the inner wall of the jacket is a smooth inverted conical inner wall; a temperature detection device is embedded in the tank body and is connected to a temperature gauge mounted on the outer wall of the tank body; a circulation water guide pipe is spirally mounted on the inner layer of the jacket two ends of the circulation water guide pipe are communicated with a temperature control water tank mounted at the exterior of the tank body through the guide pipe respectively. The oil storage tank with the temperature regulating function is simple in structure, reasonable in design and reasonable in occupation space; the product is stored at the optimal storage temperature; the service life of the product is prolonged; the quality of the product is ensured.

The invention provides an automatic fishing device based on internet control, aiming at solving the problems that mechanical structures and methods in the prior art do not have practicality and operability, and cannot automatically complete bait charging, hook casting, fish releasing and other operations. The automatic fishing device comprises a fishing device, a fish-picking and bait-charging device, a fish storage device and an electric control system and is characterized in that a standard fishing pole is arranged at the upper part of a fishing pole connecting seat of the fishing device, and is provided with a fish signal sensor and an electric fish wire wheel; the fish storage device is provided with a fish releaser; a jaw clamping mechanism is arranged on the top of a jaw connecting seat of the fish-picking and bait-charging device between the fishing device and the fish storage device, and a hook-bait forming mechanism is arranged at the front end of the fish-picking and bait-charging device; the terminal computer of the electric control system is connected with net-connected electronic equipment; and a PLC (Programmable Logic Controller) is connected with the control end of the fishing device. The automatic fishing device is reasonable in design and compact in structure, and can realize field real fish picking including automatically fishing, releasing fish, charging bait, storing fish and releasing fish through remote video transmission and control based on the internet.

The invention belongs to the field of material surface modification, and relates to an arc ion plating device with a center auxiliary anode. One or more than two auxiliary anode rods are connected toa flange in the center of the upper part of an arc ion plating device; the auxiliary anode rods and the flange are insulated through insulating blocks; the auxiliary anode rods are made of red copperand adopt hollow water cooling; the auxiliary anode rods are connected with a positive pole of an auxiliary anode power supply; and a negative pole of the auxiliary anode power supply is connected tothe outer wall of a vacuum chamber. In the plating process, an electron produced in the vacuum chamber migrates under the action of an auxiliary anode electric field force, and a gas molecule is ionized in the migration process, so that the plasma density in the vacuum chamber is greatly improved, and the plating deposition efficiency and the thin film compactness can be effectively improved. Thearc ion plating device with the center auxiliary anode provided by the invention not only is suitable for arc ion plating equipment widely used industrially, but also is suitable for technologies suchas various ion plating with high ionization rate and high-power pulse magnetron sputtering, and the plasma density can be effectively improved.

The invention provides a winding device. The winding device comprises a buffering wheel, layer winding wheels and a wire shaft. The buffering wheel is vertically arranged, the bottom of the bufferingwheel is rotationally connected to one end of a buffering rod, and the other end of the buffering rod is hinged to a buffering frame. The two sides of the buffering rod are connected with buffering springs correspondingly, and the other sides of the buffering springs are connected with the buffering frame; the two vertically-arranged layer winding wheels are arranged side by side, the bottoms of the layer winding wheels are rotationally connected to an adjusting rod, the adjusting rod is movably connected to a reciprocating base, the reciprocating base is provided with an adjusting wheel, teeth are arranged on the periphery wall of the adjusting wheel, and the side, close to the adjusting wheel, of the adjusting rod is provided with a rack engaged with the teeth. According to the winding device, wire disorder or wire snap can be prevented, wires can be evenly wound around the wire shaft, and the effects that the space utilization rate is high, and the production efficiency is high areachieved.

The invention discloses an intelligent water cup changeable in cup height. The water cup includes a cup bottom and a control system placed in the cup, the upper surface of the cup bottom is fixedly connected with a first cup body, the first cup body is sleeved with a second cup body, the upper side of the first cup body is fixedly connected with a sealing gasket, the upper surface of the cup bottom is fixedly connected with an outer shell, the inner wall of the outer shell is provided with a sliding rail, the side surface of the second cup body is fixedly connected with a sliding block, and the sliding block is clamped in the sliding rail. When a first water level sensor and a second water level sensor both detect water level signals, an electric pushing rod drives the second cup body to ascend to increase the height of the cup; when the first water level sensor and the second water sensor detect no water level signals, the electric pushing rod drives the second cup body to descend; when the first water level sensor detects no water level signals but the second water level sensor detects the water level signals, the electric pushing rod keeps still, so that intelligent height adjustment of the water cup is achieved, and the effect of reasonably occupying the space is achieved.

The invention relates to the technical field of packaging beverage conveying equipment, in particular to a craft beer filling and capping machine. The machine comprises a workbench, wherein the workbench is provided with a filling mechanism and a cap screwing mechanism, the workbench is provided with a conveying mechanism for conveying empty wine bottles to the filling mechanism and conveying thewine bottles finishing filling to the cap screwing mechanism, the filling mechanism comprises a mounting frame rotated relative to the workbench, a plurality of long tube filling valves are fixed on the mounting frame in the circumferential direction, a rotating table used for bearing the beer bottles is rotatably arranged below the mounting frame, a guide plate mechanism, a bottle feeding shifting wheel and a bottle discharging shifting wheel are arranged between the conveying mechanism and the rotating table, wherein the bottle feeding shifting wheel is used for guiding the beer bottles fromthe conveying mechanism to the rotating table, the bottle discharging shifting wheel is used for exporting the beer bottles from the rotating table to the conveying mechanism, the bottle feeding shifting wheel and the bottle discharging shifting wheel are in a chain gear structure, and the side faces, facing the bottle feeding shifting wheel and the bottle discharging shifting wheel, of the guideplate mechanism are in arc shapes. According to the machine, the liquid level is changed from bottom to top until filling is finished, and the filling process is stable.

The invention relates to an oil storage tank with a heat preservation jacket. The oil storage tank comprises a tank body, an input oil pipe, an output oil pipe and a jacket, wherein a main body of the tank body is a vertically-arranged capsule type cylindrical structure; the bottom of the tank body is configured to be an inverted cone-hopper-shaped structure, so that lubrication oil in the bottom is gathered to the middle part; a plurality of brackets are fixedly mounted at the lower end of the tank body; a plurality of reinforcing brackets are obliquely arranged between the brackets and the bottom of the tank body; a ladder-climbing platform is welded and fixedly mounted at the exterior of the tank body; an emptying pipeline communicated with the cone-hopper-shaped top end of the bottom of the tank body is mounted at the cone-hopper-shaped top end of the bottom of the tank body; the input oil pipe is mounted at one radial side of the top of the tank body; the output oil pipe is mounted at the lower part of the outer wall of the front end of the tank body; an ventilation pipe communicated with the upper end of the middle part of the output oil pipe is mounted at the upper end of the middle part of the output oil pipe; a jacket is coaxially and fixedly mounted on the inner wall of the tank body; the inner wall of the jacket is a smooth inverted conical inner wall. The oil storage tank with the heat preservation jacket is simple in structure, reasonable in design and reasonable in occupation space; the product is stored at the optimal storage temperature; the service life of the product is prolonged; the quality of the product is ensured.

The invention relates to a stirring type lubricating oil preparation tank. A disc-shaped metal cover plate is arranged at the upper end of a tank body; a motor speed reducer is vertically arranged at the center of the metal cover plate; a driving shaft of the motor speed reducer downward extends into the tank body and is fixedly provided with a stirring column in a suspension way; a rotating head is coaxially arranged at the lower end of the stirring column; a plurality of blades which are fixedly inclined are uniformly fixed on an outer wall of the cylinder along the radial direction on the rotating head; a feeding pipe is arranged on the metal cover plate on one side of the motor speed reducer; an air vent is formed on the metal cover plate; an oil pipe is arranged on one side of the metal cover plate along the radial direction; the end part of the oil pipe downward extends to the lower part in the tank body; the oil pipe is connected with a pump; a heat-insulating jacket is fixedly arranged on the inner wall of the tank body; a conical smooth inner wall is arranged for the heat-insulating jacket. The stirring type lubricating oil preparation tank has the advantages that the structure is simple, the design is reasonable, the occupied space is reasonable, the operation difficulty of the workers is reduced, the labor intensity is reduced, the worker amount is reduced, the production efficiency is increased and the uniform product quality and standard is guaranteed.

The invention relates to an installation structure of a three-dimensional lubricating oil blending system. An end opening of a top output pipe of a preparation tank is arranged in the middle of the preparation tank; an end opening of a bottom output pipe is arranged at the bottom in the preparation tank; an output end of the top output pipe is connected with the upper end of a filter funnel; the filter funnel is suspended and fixedly arranged above an oil reservoir; the output end of the bottom output pipe is connected with a multi-channel filter; the output end of the multi-channel filter stretches into the oil reservoir; the oil reservoir is connected with a pumping pump through a pipeline; the output end of the pumping pump is connected to an input pipe of the oil reservoir through a pipeline; the output end of the oil reservoir is connected to a packaging device. The installation structure is simple in structure, reasonable in design and reasonable in occupied space; the operation difficulty of workers is reduced, the labor intensity is alleviated and the quantity of manpower is reduced; filtering and conveying are automatic so that the production efficiency is improved and uniform product quality standards are guaranteed.

The invention relates to an intercooler for a diesel engine, which comprises air intake covers 1, air discharge covers 2, intercooler cores 3, air intake cannulas 4 and air intake pipes 5, wherein the air intake covers 1, the air discharge covers 2, the intercooler cores 3 and the air intake cannulas 4 are positioned at the tops of the air intake pipes 5. The intercooler occupies a smaller volume and has a high integration degree; and the width of an engine can be effectively reduced without degrading the performance of the intercooler, so that the compactness of the engine or even a special vehicle can be improved.

The invention relates to an automobile lubricating oil processing system. An output end of a weighing and batching device is connected with input ends of preparation tanks; two output pipes are arranged in each of the preparation tanks, and are respectively an upper output pipe and a bottom output pipe; an output end of the upper output pipe is connected with a filter hopper; an output end of the filter hopper is connected with an oil storage pool; an output end of the bottom output pipe is connected with a multi-channel filter by a pressure pump; an output end of the multi-channel filter is connected with the oil storage pool; an output end of the oil storage pool is connected with multiple oil storage tanks through pipelines; output ends of the oil storage tanks are connected with a packing device; bottom output pipes of the preparation tanks and the multi-channel filter are communicated with a separation device; and the separation device is output again to be communicated with the weighing and batching device. The automobile lubricating oil processing system is simple in structure and reasonable in design and occupied space, reduces the operation difficulty of workers, reduces the labor intensity and the number of labors, automatically performs filtration and transportation, improves the production efficiency, and guarantees the product quality standard to be uniform.

The invention discloses an information management system and method suitable for a nuclear related offshore platform, and relates to the field of information management of offshore platforms. The system comprises a platform onsite layer, a platform collection layer, a nuclear power onsite layer, a nuclear power control layer, a transmission service layer and a centralized supervisory layer, the nuclear power control layer collects nuclear related sensor information of the nuclear power onsite layer in real time, the platform collection layer collects sensor information of the platform onsite layer in real time, packages the sensor information and uploads the packaged sensor information to the transmission service layer; the transmission service layer obtains data from the platform collection layer and the nuclear power control layer and provides data for the centralized supervisory layer; and the centralized supervisory layer achieves the display of full-platform information, the operation and control of the non-nuclear related system equipment and the indirect operation and control of the nuclear related system equipment. The information management system suitable for the nuclearrelated offshore platform improves the automation level of the whole platform, enhances the reliability of the platform, and fills the gaps in our information management system of the nuclear relatedoffshore platform.

The invention provides a hospital bed and stretcher combined hospital bed used for an inpatient ward. The hospital bed and stretcher combined hospital bed comprises a hospital bed main bed body and astretcher body adaptive to the hospital bed main bed body, wherein the bottom of the stretcher body is provided with wheels, the stretcher body can be pushed out or in from one side of the hospital bed main bed body to realize separation and combination, and after the hospital bed main bed body and the stretcher body are combined, an integral bed surface is formed. By use of the hospital bed and stretcher combined hospital bed disclosed by the invention, the hospital bed and the stretcher can be combined into a whole, and therefore, the hospital bed and stretcher combined hospital bed can be used as the hospital bed and can separate the stretcher embedded into the bed body when a patient needs to be moved to go out to receive an examination or surgery so as to directly push the patient away. When the patient returns to the inpatient ward, the stretcher can be directly embedded into the bed body, repeated movement of the patient is avoided, the pain of the patient is reduced, and meanwhile, nursing labor intensity can be lightened.

The invention relates to a multichannel filter for lubricating oil processing. Two outlet pipes are arranged in a preparation tank, and are upper and bottom outlet pipes respectively, wherein the outlet end of the upper outlet pipe is connected with a filter bucket; the outlet end of the bottom outlet pipe is connected with a multichannel filter, and the outlet end of the multichannel filter is connected with the inlet end of the filter bucket; two filter cavities are radially, uniformly and fixedly formed in a filter main body, a slow flowing cavity is communicated with the lower ends of the two filter cavities, a flow guide pipe is correspondingly and fixedly arranged in the filter main body on the periphery of each filter cavity, one flow guide pipe is communicated with an inlet pipe, and the other flow guide pipe is communicated with an inner cavity of the filter main body. The multichannel filter is simple in structure and reasonable in design and occupied space, difficulties in operation of a worker are reduced, labor intensity and the number of workers are reduced, filtering and delivery are automatically implemented, the production efficiency is improved, and unified product quality standards are ensured.

A sauce material packaging device solves the problems of complex structure, material clamping in a sealing opening, untight sealing, waste of raw materials and a high fault rate in prior art. The sauce material packaging device comprises a machine body, a feeding device, a film supporting device, a film conveying device, a packaging hopper and a packaging device. The sauce material packaging device is characterized in that a stirring mechanism is arranged in the feeding device, a sauce material conveying device is arranged below the feeding device, an injection output port of a charging cavity is provided with a conveying elbow, and the output end of the conveying elbow is provided with a sealing cylinder; the packaging device comprises a lateral side longitudinal sealing device, a bottom side transverse sealing cutting off device, a dragging device and a packaging driving mechanism; swing arms on both sides of the lateral side longitudinal sealing device and the bottom side transverse sealing cutting off device are connected to cams arranged on an upright shaft respectively; and rotary shafts of the two dragging wheels are connected to a transmission gear respectively. The sauce material packaging device is reasonable in design, compact in structure, reasonable in space occupation, and stable and reliable in operation, can ensure uniformity of a feeding concentration of a sauce material, and prevents problems of material clamping and untight sealing of the packaging sealing opening, and the sealing opening is attractive in forming.

The invention relates to a pulse type lubricating oil preparation tank, wherein an air pump is vertically installed in the center of the upper end of a tank body, an air pump channel is fixedly installed at the lower end of the air pump in a communicating mode, a one-way valve is coaxially installed at the lower end of the air pump channel, a plurality of air outlet holes are evenly formed in theone-way valve in the radial direction, a layer of a jacket is coaxially and fixedly arranged on the inner wall of the tank body, a thermal insulation material layer is uniformly coated on the inner wall of the tank body, an inner sleeve wall is coaxially sleeved in the tank body, the inner sleeve wall is made into an inverted conical smooth inner wall, the diameter of the lower end of the inner sleeve wall is smaller than the diameter of the upper end of the inner sleeve wall, a buffering and heat-insulating fiber filler is filled between the inner sleeve wall and the inner wall of the tank body, and a plurality of heat pipes are installed in the middle of the fiber filler. The pulse type lubricating oil preparation tank is simple in structure, reasonable in design and reasonable in occupied space, the operation difficulty of workers is reduced, the labor intensity and the number of workers are reduced, the production efficiency is improved, and product quality standards are unified.

The invention discloses a ventilation device for automobile parts, and relates to a ventilation device. A shell is fixedly provided with a separation round plate, the separation round plate divides the inner part of the shell into an upper cavity and a lower cavity, a sealing ring is fixed in a round hole formed in the separation round plate, two C-shaped channels are arranged in the shell wall ofthe shell, the C-shaped channels communicate with the upper cavity and the lower cavity, a ventilation hole is formed in the closed end of the shell, two first oil seal rings fixedly sleeve the upperend and the lower end of a piston and tightly slide in the lower cavity, a second oil seal ring sleeves between the two first oil seal rings of the piston and is fixedly connected with the lower cavity, a T-shaped channel is formed in the piston, a plugging rubber ball is tightly sealed and blocked outside the vent hole, the sealing rubber ball is fixedly connected with the upper end of the piston through a round rod, the middle position of the round rod slides in the sealing ring, and a pressure spring is arranged on the round rod at intervals and is supported between the separation round plate and the piston. The ventilation device has the advantages that air pressure can be conveniently discharged, and good waterproof and dustproof effects are achieved.

The invention relates to a banknote receiving and conveying device of a banknote sorting and bundling integrated machine. The banknote receiving and conveying device comprises banknote receiving plates obliquely mounted outside banknote outlets of banknote sorting machines. The banknote receiving plates are driven to do vertical motion and horizontal motion in sequence by transmission mechanisms. Banknotes are conveyed and left at banknote ports of banknote bundling machines. The side portion of each banknote receiving plate is bent to form a sidewall and a flange. Each sidewall is hinged to a first sliding plate through a pin shaft. Each first sliding plate is driven to be in sliding fit with a vertical slide rail fixed to an angular support. A first stop pin is arranged on one side, departing from the corresponding pin shaft, of each first sliding plate. Each first stop pin makes contact with the lower surface of one end of the corresponding flange in a matched mode. A second stop pin is arranged on the other side, departing from the corresponding pin shaft, of the corresponding angular support. Each stop pin makes contact with the upper surface of the other end of the corresponding flange in a matched mode. A tension spring is connected between each flange and the corresponding first sliding plate. The bottom of each angular support is connected with a second sliding plate. Each second sliding plate is in sliding fit with a horizontal guide rail. The banknote receiving and conveying device has the advantages of being simple and compact in structure, reasonable in occupied space, low in cost and high in reliability.

The invention relates to a lubricating oil preparation device with a filtering system. The device comprises a weighing and burdening device, a preparation tank, a filter bucket and a multichannel filter, wherein a working platform is fixedly arranged on the periphery of the upper part of the preparation tank; the weighing and burdening device is arranged on the working platform; the outlet end of the weighing and burdening device is connected with an inlet pipe of the preparation tank; two outlet pipes are arranged in the preparation tank, and are upper and bottom outlet pipes respectively; the outlet end of the upper outlet pipe is connected with the filter bucket; the outlet end of the filter bucket is connected with an oil reservoir; the filter bucket is suspended and fixedly arranged above the oil reservoir; the outlet end of the bottom outlet pipe is connected with the multichannel filter through a pressure pump; the outlet end of the multichannel filter is connected with the inlet end of the filter bucket. The device is simple in structure and reasonable in design and occupied space, the operation difficulty of workers is reduced, the labor intensity and the number of the workers are reduced, and filtration and delivery are automatically implemented to improve the production efficiency and ensure unified product quality standards.

The invention relates to an integrated sorting and bundling device which includes a frame, a sorting mechanism and a bundling mechanism. The sorting mechanism is internally provided with a plurality of classification banknote outlets which are connected with banknote receiving and sending mechanisms arranged in parallel in a one-to-one correspondence manner. A banknote arranging mechanism is arranged outside each classification banknote outlet. The banknote receiving and sending mechanisms receive and send sorted stacked banknotes to the bundling mechanism for bundling. A first guide rail is arranged in front of the banknote receiving and sending mechanisms. The first guide rail is fixed on the frame. The bundling mechanism is fixedly assembled on a support. The support and the bundling mechanism can slide and be positioned on the first guide rail to correspond to the banknote receiving and sending mechanism finishing banknote receiving. Through the specific design, the structure is simplified, and the failure rate of operation is reduced. The integrated sorting and bundling device has the advantages of compact structure, reasonable space occupation, low cost, stable operation, neat banknote bundling and high reliability.

An automatic fishing device that can be controlled based on the Internet solves the problem that the mechanical structure and method in the prior art are not practical and operable, and cannot automatically complete operations such as baiting, throwing a hook, and picking fish. It includes a fishing device, a device for picking fish and loading erbium, a fish storage device and an electrical control system, and is characterized in that: a standard fishing rod is set on the upper part of the fishing rod connecting seat of the fishing device, and a fish information sensor and an electric fishing reel are set on the standard fishing rod; A fish picker is provided on the fish device; a clamping jaw mechanism is arranged on the top of the jaw connecting seat of the fish picking device and the fish storage device, and a hook and bait forming mechanism is set at the front end of the fish picking device. ; The terminal computer of the electrical control system is connected with the networked electronic equipment, and the PLC controller is connected with the control terminal of the fishing equipment. Its design is reasonable and its structure is compact. Based on the Internet, through remote video transmission and control, it can perform automatic fishing, pick fish and put erbium on it, store fish and put fish on the spot for real fishing.

The invention relates to a twisting prevention head which comprises a main body (3); a through hole (4) communicated with the upper end face and the lower end face of the main body (3) is arranged at the center of the main body (3); a round lug boss (2) coaxial with the through hole (4) is arranged on the upper surface of the main body (3); the outer diameter of the round lug boss (2) is smaller than the outer diameter of the upper end face of the main body (3); the through hole (4) extends to the upper end face of the round lug boss (2); and a circularly arced bellmouth tapering downwards is arranged at the upper part of the through hole (4). With the twisting prevention head, the probability of breakage of a sliver is lower, the spinning efficiency is higher and the spinning quality is better.

The invention provides a laser radar and a photomask cleaning device, a control method and a control device thereof. The photomask cleaning device comprises a cleaning part, wherein the cleaning part comprises a cleaning component, a first magnetic component and a second magnetic component, the cleaning component is suitable for cleaning the outer surface of a photomask of the laser radar, and the first magnetic component is connected with the cleaning component; and the second magnetic component is arranged on an optical machine rotor of the laser radar and is suitable for being matched with the first magnetic component to drive the cleaning component to rotate along the outer surface of the photomask. According to the photomask cleaning device provided by the invention, the cleaning part is adsorbed on the outer surface of the photomask and rotates along the outer surface of the photomask to clean the photomask under the action of the magnetic attraction force between the second magnetic component of the optical machine rotor and the first magnetic component of the cleaning part, the structure of the photomask cleaning device is simplified, the occupied space when the photomask cleaning device is used is reduced, the cleaning work of the photomask cleaning device and the detection work of the laser radar can be carried out at the same time, and the influence on the normal work of the laser radar is small.

The invention relates to a filtering hopper used for processing lubricating oil. The filtering hopper comprises a preparing pot, a filtering hopper and a multi-channel filter, wherein two output pipes are arranged in the preparing pot and include an upper output pipe and a bottom output pipe; the filtering hopper is connected with the output end of the upper output pipe; an oil reservoir is connected with the output end of the filtering hopper; the filtering hopper comprises a flow guide hopper, a filtering net bag, a three-way flow divider and a throttle valve; the flow guide hopper is fixedly arranged at the upper end in the filtering hopper; a limiting sleeve is coaxially fixedly arranged at the lower end of the flow guide hopper; the filtering net bag is mounted on the limiting sleeve; the inlet port of the three-way flow divider is fixedly arranged at an outlet in the lower end of the filtering hopper in a sealing manner; throttle valves are mounted at the two outlet ends of the three-way flow divider, respectively. The filtering hopper used for processing lubricating oil has the advantages of simple structure, reasonable design, reasonable space usage and automatic filtering and conveying, and is capable of lowering operation difficulty of workers, reducing labor intensity and labor quantity, promoting production efficiency and ensuring uniform product quality standard.