640 results about "Suction equipment" patented technology

The invention relates to the technical field of dust removal equipment, in particular to efficient, energy-saving and environment-friendly dust removal equipment which comprises a moving assembly installed on the indoor top. The air exhaust end of the air exhaust equipment is connected to the filtering assembly, the filtering assembly comprises an outer cylinder, the ends of the branch pipes are each provided with a sealing assembly, the telescopic cylinders are connected with the high-pressure air storage tank, air blown into the sealing assemblies by the telescopic cylinders can enter the filtering cylinders, and when the filtering cylinders below one sealing assembly are cleaned, the sealing assemblies are arranged on the outer cylinder, and the sealing assemblies are arranged on the sealing assemblies. The other sealing assemblies and the filter cartridge are still in a working state, air blown out from the port of the air pipe can drive surrounding air to flow towards the port of the air inlet pipe, the port of the air inlet pipe is matched for air exhaust, the blown air is sucked into the outer barrel, and the dust removal effect and the dust removal range are further improved in cooperation with operation of the moving assembly; the self-cleaning function of the filter screen of the dust removal equipment is achieved through cooperation, the situation that the normal production and processing operation is affected by shutdown when the filter cylinder is cleaned is effectively avoided, and the dust removal range and the dust removal effect are effectively improved.

The utility model discloses a press fitting assembly and a welding device. The press-fitting assembly comprises a base and a welding protection disc. The base is used for placing a battery cell, the welding protection disc is used for pressing the current collecting disc on the top of the battery cell, and the welding protection disc is provided with a first flow channel, a second flow channel and a laser channel. The laser channel is used for allowing laser to enter and irradiate the flow collecting disc. An air outlet of the first flow channel is a first air outlet, and the first air outlet is located in the inner wall face of the laser channel. An air inlet of the second flow channel is a second air inlet, an air outlet of the second flow channel is a second air outlet, the second air inlet is located in the inner wall face of the laser channel, and the second air outlet is used for being connected with first air extraction equipment. According to the welding protection disc, air enters from the laser channel penetrating through the welding protection disc, the first air outlet is formed in the inner wall face of the laser channel, protection gas directly falls on the flow collecting disc for protection after coming out of the first air outlet, interference between the protection gas and the air is reduced through the arrangement, and the welding quality is improved.

The invention provides an extrusion structure and device for producing plant fiber products, the extrusion structure comprises a guide pillar and an expansion body arranged on the periphery of the guide pillar, the guide pillar is a supporting structure of the expansion body, the expansion body can be filled with recyclable objects through the guide pillar so as to expand the expansion body, and the expanded expansion body is used for extruding the inner wall of a product to be processed. According to the extrusion device for the paper-plastic product, the expansion body is expanded and shrunk by externally connecting the air inflation equipment and the air exhaust equipment, so that the expansion body smoothly enters the product, smooth demolding is facilitated, the air flow channel is used for containing the expansion body, and when the air exhaust equipment exhausts air into the expansion body, the expansion body shrinks into the air flow channel; the diameter of the expansion body wrapping the periphery of the guide column can be reduced, and most of the expansion body is stacked in the air flow channel, so that the wall thickness and the diameter of the expansion body can be increased as much as possible and the expansion ratio of the expansion body can be reduced under the condition that the inner diameter of the closing position of a product container is fixed, and the service life of the expansion body is prolonged.

The invention discloses an oil sludge drying granulation device, and relates to the technical field of oil sludge treatment, the oil sludge drying granulation device comprises a first extrusion roller, a second extrusion roller, a heater and a suction device, the first extrusion roller and the second extrusion roller are oppositely and rotatably arranged, a plurality of first grooves are formed in the roller surface of the first extrusion roller, and a plurality of second grooves are formed in the roller surface of the second extrusion roller; a plurality of first grooves are formed in the roller surface of the first extrusion roller, a plurality of second grooves are formed in the roller surface of the second extrusion roller, the first grooves and the second grooves are correspondingly spliced to form a granulation space during rotation, the heating range of the heater covers the granulation space, and the suction path of the suction equipment covers the granulation space; through opposite rotation of a first extrusion roller and a second extrusion roller, dirty oil sludge is extruded into particles matched with a first groove and a second groove, in the extrusion process, the dirty oil sludge is affected by a heater to evaporate a part of water, meanwhile, steam is pumped out through suction equipment, the environment is kept dry, and the environment is protected. Under the mutual cooperation of extrusion, heating and air suction, the drying effect on the oil sludge can be effectively improved.

The utility model relates to the technical field of oil fume suction equipment, and provides a cleaning assembly and a range hood, and the cleaning assembly comprises a liquid storage part, a cleaning liquid container and an output pump. Wherein the liquid storage part is provided with an inlet end, a liquid outlet end and an air outlet end, and is arranged in the range hood; the cleaning liquid container is communicated with the inlet end and is suitable for providing cleaning liquid; the output pump is provided with a liquid inlet, a foam outlet and an air inlet, the liquid inlet is communicated with the liquid outlet end, the air inlet is communicated to the air outlet end, and the foam outlet outputs a liquid-air mixture. According to the cleaning assembly provided by the utility model, the output pump can pump the cleaning liquid in the cleaning liquid container into the liquid storage part so as to supplement the cleaning liquid for the liquid storage part, and meanwhile, the foam outlet of the output pump can also pump the cleaning liquid out of the liquid storage part and output a liquid-gas mixture after the cleaning liquid is mixed with gas, so that the range hood is cleaned; according to the range hood cleaning assembly, when the range hood is cleaned by the cleaning assembly, the range hood can be cleaned without arranging two water pumps, the structure is simpler, and the cost can be saved.

The invention relates to the technical field of medical instruments, in particular to an aspirator for surgical debridement, which comprises a debridement mechanism, the debridement mechanism comprises a negative pressure aspirator, a buffer bottle and a liquid storage bottle which are arranged on the negative pressure aspirator, and a hose for sequentially connecting the negative pressure aspirator, the buffer bottle and the liquid storage bottle, the aspirator is connected with the liquid storage bottle through a hose, the suction force adjusting mechanism comprises a negative pressure adjusting assembly arranged on the hose connected with the liquid storage bottle and the aspirator, and a gear shifting assembly arranged on the negative pressure adjusting assembly; the negative pressure adjusting assembly comprises a circulation pipe connected with the aspirator and a negative pressure hole formed in the circulation pipe, and the problems that existing suction equipment usually only has a fixed suction force, even if the suction force can be adjusted, the suction force needs to be adjusted and set on a negative pressure main machine, and the suction force cannot be adjusted are solved. And adjustment cannot be carried out in real time according to actual requirements in the operation process.

The sputum suction equipment comprises a main body box, the driving assembly is mounted in the main body box, and the output end of the driving assembly extends out of the main body box; the sputum suction assembly is mounted at the output end of the driving assembly; the double-layer film is mounted at the suction end of the sputum suction assembly; according to the technical scheme, the driving assembly is adopted to drive the sputum suction assembly to rotate, the rotating spiral back suction head makes uniform contact with the oral cavity of a patient, and mucosa damage caused by single-point repeated friction is avoided; and stubborn sputum scab and thick sputum can be cleaned through rotation of the spiral back-suction head, the spiral groove guides the sputum to gather towards the head of the spiral back-suction head, side wall adsorption is reduced, more sputum can be conveniently sucked into the spiral back-suction head, and more efficient sputum suction is achieved.

The invention discloses a river and lake sludge dewatering and curing ecological bank protection process. Ecological bank protection construction is achieved through in-situ resourceful treatment of sludge. The process comprises the following steps: firstly, pressing natural wood piles into the bottom of a bank slope to form a comb-shaped anti-sliding bent frame, and paving high-strength permeable geotextile pipe bags between the piles and the bank slope; bottom mud is extracted by adopting mud suction equipment, is modified by a flocculating agent and then is injected into a tubular bag in a layered manner, and gravity dehydration is completed by utilizing the permeable characteristic of tubular bag fabric; the tops of the pipe bags are backfilled with stacking materials for graded stacking, and solidification is accelerated through external pressurization to form a stable bank protection filling body; and finally, the surface layer is covered with planting soil, moisture-proof plants are planted, and the composite revetment with the permeation drainage function and the ecological function is constructed. Compared with a traditional technology, the technology effectively solves the problems of bottom mud outward transportation pollution and resource waste through triple synergy of geotextile tube bag gravity dehydration, natural timber pile stability enhancement, building body strength improvement through graded stacking and loading and the like, and the formed revetment has ecological restoration and landscape functions. The method is suitable for ecological restoration of rivers and lakes, wetland reconstruction and waterfront environment treatment, and has the comprehensive advantages of convenience in construction, environmental friendliness, economy and high efficiency.

The utility model provides a novel perishable garbage bio-drying aeration system, which is characterized in that a fermentation bin body is arranged in a barrel of an outer shell of a tower-type treatment device, the aeration system comprises an aeration and suction unit, the aeration and suction unit is provided with aeration and suction equipment outside the barrel, the aeration and suction equipment is connected with an aeration and suction pipe, and the aeration and suction pipe is connected with the tower-type treatment device. Layered aeration areas are arranged in the fermentation bin body of the cylinder body, a first pipeline is arranged in each layer of aeration area, and the other end of the aeration pipe penetrates through the cylinder body to be communicated with the first pipeline. According to the tower-type perishable garbage biological drying device, aeration and waste gas suction are completed through cooperation of the aeration and suction units which are arranged in a layered mode and the gas collection unit at the top, materials are mixed and aerated by combining the stirring part, rotating around the center, of the stirring unit, aerobic fermentation flora in an aeration system is bred, the biological drying efficiency of tower-type perishable garbage is improved, and the biological drying effect is improved. And meanwhile, the top treatment unit dehumidifies and purifies the waste gas and then discharges the waste gas after reaching the standard, the influence on the surrounding environment can be reduced, and the device can adapt to drying treatment of large-scale perishable garbage.

The invention relates to the technical field of waterproof coatings, in particular to an environment-friendly waterproof coating spraying device which comprises a frame, moving wheels, a cleaning mechanism and a spraying mechanism, the cleaning mechanism comprises a cleaning cover, a cleaning nozzle, a first cleaning roller, a second cleaning roller and negative pressure suction equipment, and integration of base surface cleaning and impurity recovery is achieved. The spraying mechanism comprises a spraying cover, a coating hopper, an air compressor, a coating header pipe, a high-pressure gas header pipe, a coating nozzle group and a positive-pressure nozzle group, and a uniform waterproof coating is formed through high-pressure spraying. According to the device, closed design is adopted, the negative pressure harmful gas adsorption function and the positive pressure leakage prevention function are integrated, cleaning-spraying continuous operation is achieved, the problems that traditional manual spraying is low in efficiency, uneven in coating, serious in pollution and the like are solved through mechanical construction, the construction quality and the environmental protection performance are remarkably improved, and the device is suitable for large building waterproof engineering.

The invention relates to the technical field of medical training, and discloses a sputum suction operation training method and system based on a virtual reality technology. The method comprises the steps that historical operation records of a trainee are collected, key operation nodes are extracted, and an airway state model of a virtual patient is constructed based on the nodes; secondly, setting a virtual sputum suction equipment model, performing a multi-working-condition simulation test on the virtual sputum suction equipment model to obtain operation response characteristics, and mapping the equipment model into the virtual airway state model; then calculating a secretion distribution parameter of a virtual airway in a training period and a theoretical clearance load of virtual equipment, and combining operation response characteristics to obtain an operation intensity parameter; generating an operation triggering instruction sequence based on the operation intensity parameter, and performing staged operation control on the virtual equipment according to the sequence; and finally, carrying out quantitative evaluation on the operation effect of the virtual equipment in the virtual airway. According to the method, a targeted virtual training scene can be constructed, a real operation response is restored, and accurate tracking and effect quantitative evaluation of the operation process are realized.

The embodiment of the invention provides a smoke suction and exhaust method, device and equipment and a medium. The method comprises the following steps: acquiring multi-modal data of a preset space; determining smoke distribution prediction information of the preset space after the preset time according to the multi-modal data; the air suction capacity of at least one air suction opening of the preset space is determined; according to the smoke distribution prediction information and the air suction capacity of at least one air suction port, at least one target air suction port is determined, air suction equipment of the target air suction port is controlled to perform air suction, the hysteresis quality of smoke suction and exhaust response is reduced, and the suction and exhaust control logic can cope with non-uniformly distributed smoke. And the situation that the energy consumption is too large but the exhaust efficiency is low is avoided, and therefore the user experience is improved.

The utility model is applicable to the technical field of automobile filter end cover gluing, and provides an automobile filter end cover rotary gluing device which comprises a stand column, a base and a working table, a driving motor is installed at the top end of the base, the working table is installed at the top end of the driving motor, and a filter end cover body is placed on the working table. Positioning structures are uniformly arranged at the top end of the working table, a fixing structure is arranged in the working table, the fixing structure comprises air extraction equipment, air extraction pipes and suction cups, the suction cups are uniformly arranged in the working table, and the air extraction pipes are mounted at the bottom ends of the suction cups. The suction cup can be used for firmly adsorbing filter end cover bodies of different sizes on the workbench through the air exhaust equipment, the purpose of rapidly fixing the filter end cover bodies is achieved, the filter end cover bodies of different sizes can be glued conveniently, and the working efficiency is improved.

The utility model discloses a bending device for photovoltaic support production, which relates to the technical field of photovoltaic support production and comprises a supporting table, a mounting table arranged at the top end of the supporting table, a mounting plate arranged at the top end of the mounting table, a limiting component arranged on the surface of the mounting plate, and a shaping seat arranged in the middle of the top end of the mounting plate through bolts. A connecting groove is formed in one side of the top end of the mounting plate, a connecting frame is arranged in the connecting groove, and a mounting frame is arranged at the top end of the connecting frame; the device has the advantages that a bent photovoltaic support pipe is taken out from the position between the two connecting frames and extends into the mounting frame, burrs on the two sides of the bent position are ground and polished through the grinding disc rotating at a high speed so as to improve the product quality, one end of the dust suction pipe is connected with a pipeline of external dust suction equipment, and the dust suction efficiency is improved. And dust, chippings and pungent smell in the material collecting box can be conveniently collected and treated through negative pressure generated by the dust collection equipment, so that the safety of the machining process is improved.

The pulp sucking mold comprises a base and a support, the support is fixedly arranged outside the base, a Y-shaped pipe fixedly penetrates through the rear end of the outer portion of the base, and an extrusion assembly is arranged at the top of the support. Through the design of the squeezing function, paper pulp is repeatedly squeezed by the pressing plate, so that liquid in the paper pulp is fully discharged, the discharged liquid can be conveniently sucked by suction equipment, and the paper pulp suction effect is improved through the device provided by the utility model. According to the utility model, through the function design of reverse squeezing, the whole part of the paper pulp can be completely squeezed, so that the paper pulp squeezing efficiency is improved, namely, the effect of discharging the whole liquid in the paper pulp to the outside is improved, and meanwhile, the paper pulp sucking efficiency is also improved.

The utility model belongs to the technical field of medical instruments, and particularly relates to a pair of efficient smoke exhaust laparoscope operating forceps which comprises a forceps head, a hollow forceps tube, a mounting seat, a movable handle and a fixed handle, the movable handle and the fixed handle are mounted on the mounting seat and hinged with each other, a plurality of smoke suction holes are formed in the hollow forceps tube, one end of the hollow forceps tube is connected with the forceps head, and the other end of the hollow forceps tube is connected with the mounting seat. A negative pressure channel communicated with an inner cavity of the hollow forceps tube is arranged in the mounting seat, and the tail end of the negative pressure channel is connected with air exhaust equipment; the movable handle is connected with the forceps head through a pull rod assembly and controls the forceps head to be opened and closed, the pull rod assembly comprises a core rod, a core rod head and a pull rod, and the core rod is of a spiral structure and is arranged in the hollow forceps tube. Through the design of the smoke suction hole, the negative pressure channel, the smoke exhaust switch assembly and the air extractor, smoke generated by cutting of an energy instrument in the operation process can be rapidly exhausted through negative pressure air suction, the operation speed is increased, the operation risk is reduced, and the problem that the smoke influences the operation visual field is solved.

The utility model relates to the field of white carbon black, and discloses a white carbon black superfine grinding modification device which comprises a shell, a material suction pipe is arranged on the top of the shell, material suction equipment is arranged on the upper portion of the shell, a grinding mechanism is arranged in the shell, and the grinding mechanism comprises a crushing mechanism and a grinding assembly. The grinding assembly comprises a grinding disc, the bottom of the grinding disc is fixedly connected with a plurality of supporting rods, the supporting rods are fixedly connected with the bottom of the inner wall of the shell, and a first motor is arranged on the lower portion of the grinding disc and fixedly connected with the inner wall of the shell. According to the white carbon black superfine grinding device, the shell, the grinding assembly and the air inlet are matched with one another, and the first motor, the rotating shaft, the grinding disc and the grinding piece are matched with one another, so that the white carbon black superfine grinding device can more effectively carry out superfine grinding on white carbon black materials, the production efficiency of the device can be effectively improved, and the device is more practical.

The invention discloses a silt remover control system and method for suction equipment, and belongs to the field of automation control of environmental sanitation mechanical equipment, and the method comprises the steps: obtaining the operation data of a silt remover; when the rotary auger rotates forwards, whether the rotary auger is clamped or not during forward rotation is judged according to a comparison result of the hydraulic pressure signal and a preset pressure condition, so that an anti-clamping control strategy of the rotary auger is started; when the gasoline engine is remotely started or stopped, whether the electric push rod is in a start-stop position or not is judged according to a comparison result of an electric push rod gear signal and a start-stop position threshold value, and an electric push rod automatic control strategy is started; and judging whether the silt remover needs to dissipate heat or not in the running process according to a comparison result of the hydraulic temperature signal and a preset temperature condition so as to start a radiator. The automatic control device can automatically control the packing auger to prevent blocking in the equipment suction process, meanwhile, the electric push rod is automatically controlled to adjust the rotating speed of the gasoline engine to be matched with the flow of a hydraulic system, the whole machine is cooled in time in the silt remover operation process, and the equipment service life of all parts of the whole machine is prolonged.

The invention relates to the technical field of cutting devices, and particularly discloses a paperboard production cutting device which comprises a machine body, the machine body is provided with a cutting mechanism used for cutting paperboards, and the machine body is further provided with a clamping mechanism, an adsorption mechanism and a discharging mechanism. The clamping mechanism is arranged on the machine body and used for clamping and fixing the side edge of a paperboard, the clamping mechanism is matched with the machine body in a lifting mode, the adsorption mechanism comprises an air exhaust channel and a plurality of adsorption parts, the adsorption parts are communicated with the air exhaust channel, the air exhaust end of the air exhaust channel is connected with air exhaust equipment, and the air exhaust equipment is connected with the air exhaust mechanism. And the discharging mechanism comprises a moving assembly and a supporting piece, the moving assembly drives the supporting piece to slide in the mode of being attached to the machine body, the upper end of the supporting piece elastically abuts against the lower end face of the paperboard, and the cutting quality of the paperboard is improved through the cutting device.

The utility model discloses a suction spout head and household suction equipment that conforms to ergonomic design. The suction spout head includes a water spray nozzle, a spout head body, a water supply pipe, a water suction pipe, and a handle connector; a first mounting portion, a second mounting portion, and a hand-held portion are arranged inside the handle connector; the first mounting portion is located at the lower portion of the second mounting portion, and the hand-held portion is formed by extending outward from the middle portion of the second mounting portion and is in an arc shape; the first mounting portion, the second mounting portion, and the hand-held portion are integrally formed; the water supply pipe is connected to the water spray nozzle, and the water suction pipe is connected to the spout head body, and the water supply pipe and the water suction pipe are respectively mounted on the first mounting portion and the second mounting portion of the handle connector. The present application replaces the simple clamp assembly in the prior art by adding a handle connector, so that the handle connector has both the function of firmly mounting the water supply pipe and the suction pipe and the function of an external handle that conforms to ergonomic design.

The invention discloses a new material rolling oil viscosity detection device, and relates to the technical field of new material rolling oil detection, the new material rolling oil viscosity detection device comprises a heating seat and a suction assembly, the top of the heating seat is provided with a water bath cylinder, the top of the water bath cylinder is provided with a top cover, the top of the top cover is fixedly provided with a motor, and the output shaft of the motor is connected with a driving gear. Switching of the three-way valve and linkage of the suction mechanism can be synchronously completed through simple operation of pushing and pulling the adjusting plate, in the pushing process of the adjusting plate, the toothed plate and the adjusting gear are meshed to drive the valve rod to rotate, the three-way valve is communicated with the capillary viscometer and the suction pipeline, and meanwhile the speed reducer reduces the speed and increases the torque to drive the piston to reciprocate to form stable negative pressure; continuous suction is achieved by matching with the design of two sets of one-way valves, when the adjusting plate is pulled back, the three-way valve automatically resets to be communicated with the atmosphere, additional operation devices are not needed in the whole process, the tedious process of repeatedly switching air suction equipment in traditional detection is remarkably simplified, and the suction rate is accurately controlled through the speed reducer.

The utility model relates to the field of film processing equipment, in particular to a plastic film dust removal device, a dust removal assembly is arranged in the middle of a processing table, the dust removal assembly comprises two second supports, two cleaning assemblies and a plurality of dust suction pipes, the two second supports are symmetrically fixed at the upper end of the processing table, and the two cleaning assemblies are symmetrically fixed at the lower end of the processing table. The cleaning assembly comprises a motor and a cleaning shaft, the motor is fixed above the processing table, after the motor is started, the cleaning shaft can rotate, dust and impurities on the plastic film can be brushed off, after the dust suction equipment is started, suction force can be generated at the air suction pipe, and the dust and impurities can be sucked into the dust suction pipe; and then the plastic film enters specified dust collection equipment through the dust collection plate, in the plastic film processing process, dust on the plastic film can be cleaned through the structure, and the production quality of the plastic film can be improved.

The invention relates to the technical field of pipeline welding, in particular to a serpentine pipe full-automatic welding multi-row pipe synchronous positioning frame which comprises two positioning frame bodies and a plurality of conveying rollers rotationally installed between the two positioning frame bodies, and a welding table is welded to the outer wall of one positioning frame body; the welding table is provided with a material storage structure, a material pushing structure and a shielding structure used in cooperation with the material pushing structure. The pushing structure comprises an electric telescopic rod fixed to the upper surface of the welding table, and a pushing frame is installed at the output end of the electric telescopic rod. According to the multi-row pipe synchronous positioning frame for full-automatic welding of the serpentine pipes, closed welding is achieved through the vertically-distributed baffle plate structures, strong welding arc light is effectively isolated, eyes and skin of operators are protected, welding smoke is limited in the closed cavity and can be efficiently extracted and purified from the source through air extraction equipment, and the welding quality is improved. And the workshop air quality is greatly improved.

The utility model relates to the technical field of printer air suction equipment, and provides a paper conveying platform air suction structure of a digital printer, which comprises a pair of side frames and a conveying belt, the conveying belt is arranged between the side frames, suction equipment is connected to one end of a suction pipeline, the suction pipeline is arranged in the side frames, and an inner plate is arranged between the side frames. The dispersive air suction assembly is arranged on the inner plate, the filtering assembly is arranged on the suction pipeline, the dispersive air suction assembly comprises a plurality of rectangular openings, the rectangular openings are all formed in the surface of the inner plate, rotating rods are rotationally connected into the rectangular openings, the conveying belt is attached to the surface of the inner plate, and a plurality of inner cavities are formed in the inner plate. By means of the technical scheme, the problems that in the related technology, a conveying belt is completely attached to a platform, the conveying belt can be tightly sucked to the surface of the platform through suction force, friction force is large when the conveying belt moves, fine powder exists on the surface of paper, the powder can be sucked into suction equipment, and operation of the suction equipment is affected are solved.

The utility model relates to the technical field of industrial silicon processing, in particular to an energy-saving environment-friendly powder screening machine for industrial silicon crushing processing, which comprises a machine body and a processing device, a collecting box is arranged below the machine body, a driving motor is mounted on the surface of one side of the machine body, the output end of the driving motor is fixedly connected with a screening drum body, and the processing device is arranged on the surface of the machine body. The processing device comprises two first supports and two second supports, the two first supports and the two second supports are fixedly connected with the surface of the machine body respectively, and the inner walls of the first supports are rotationally connected with transmission heads. The phenomenon that dust overflows and pollutes the environment is reduced, no extra suction equipment needs to be added, driving is achieved only through a motor in the equipment, the driving of screening and dust collection is achieved, the energy-saving effect is achieved, and then the overall practicability of the equipment is improved.

The utility model relates to the technical field of oil sludge treatment, in particular to an in-tank oil sludge mechanical conveying device which comprises a tracked robot body and a conveying hose. An inclined support is fixedly arranged on the tracked robot body, a suction head is fixedly arranged at the end of the conveying hose, the other end of the conveying hose is connected with oil sludge suction equipment, a mounting table is fixedly arranged on the inclined support, and the suction head is arranged on the mounting table through a mounting assembly and an auxiliary assembly. A suction head is clamped into a mounting arc groove, so that an annular clamping groove is clamped with a fixing ring, a shifting rod is moved to drive a semi-ring limiting plate to movably clamp and limit the suction head in an annular sliding groove, then a positioning plate is moved to be clamped with the shifting rod, a rotating plate is rotated to be clamped into a limiting clamping groove, and then a knob bolt is rotated to enable an inserting column to be inserted into an inserting groove; stable installation of the suction head is guaranteed, operation is easy, auxiliary tools are not needed, the suction head can be rapidly disassembled and assembled to be arranged on the tracked robot, and the oil sludge pumping and conveying efficiency in the tank is improved.

The utility model relates to the technical field of PVC decorative film processing, and particularly discloses a PVC decorative film cutting device convenient to clean, which comprises a conveying device, a console is arranged on one side of the outer wall of the conveying device, and a storage mechanism for storing residues and scraps is arranged at the front end of the conveying device; and the storage mechanism comprises a storage shell, the storage shell is fixed to the front end of the conveying equipment, a motor is embedded in one side of the outer wall of the storage shell, and the power output end of the motor is connected with a two-way threaded rod. Through the motor, the two-way threaded rod and the sliding plate, adjustment can be conducted according to the width of materials, the applicability is improved, the materials in the conveying process can be trimmed in cooperation with the base and the trimming knife, meanwhile, through the containing shell, the drawing shell and the air exhaust device arranged at the bottom end of the containing shell, chippings generated by trimming can be sucked and contained, and the practicability is high. It is avoided that after materials are adsorbed or chippings are diffused, cleaning is difficult or trimming operation is affected.

The device comprises an operating handle, an excision cavity with an opening in one side and a cutter, a freely-extending operating rod is arranged on the operating handle, the excision cavity is formed in the free end of the operating rod, and a suction limiting mechanism connected with external negative pressure suction equipment is movably arranged in an inner cavity of the excision cavity. The suction limiting mechanism is opposite to the opening of the excision cavity, can suck hypertrophic cardiac muscle tissue to be excided into the excision cavity, and can be close to or far away from the opening of the excision cavity so as to limit and adjust the depth of an inner cavity of the excision cavity, the cutter is movably arranged at the opening of the excision cavity in parallel, and a linkage mechanism is further arranged on the operating handle. The linkage mechanism penetrates through the operating rod to be connected with the cutter, the cutter can be pushed to move in parallel from one end of the opening of the excision cavity to the other end of the opening of the excision cavity so as to excide hypertrophic cardiac muscle tissue entering the excision cavity, by adjusting the position of the suction limiting mechanism, a doctor can conveniently control the excision thickness or depth, and the operation precision is improved.

The plate pressing and pasting equipment comprises pressing and pasting equipment, a dust blowing device, a dust suction device and a high-frequency electrostatic gun, an air blowing opening of the dust blowing device is located between the pressing and pasting equipment and a plate feeding trolley and faces a base material supporting plate to blow towards the surface of a base material, and the dust suction device comprises dust suction equipment and a brush. The brush is in contact with a belt of the plate feeding trolley for brushing dust, and the dust collection equipment is arranged near the contact position of the belt of the plate feeding trolley and the brush for cooperating dust collection and exhausts airflow to two side surfaces of a plate discharging trolley at the rear end of the press through an exhaust pipe; and when the plate discharging trolley takes out the laminated plate in the pressing and laminating equipment, the air exhaust pipes at the two ends exhaust air flow to blow away dust on the surface of the plate discharging trolley, a high-frequency electrostatic gun is arranged on the side face of the plate feeding trolley, and the problem that the surface quality of the plate is poor in the veneer pattern processing process is solved. And dust is prevented from being brought into the equipment and a machine table by airflow generated when the upper and lower sliding blocks of the pressing and pasting equipment are separated.

The utility model relates to the technical field of jasmine flower harvesting, in particular to a picking tool which comprises a collecting box and a suction pipe, a suction pump is arranged in the collecting box, one end of the suction pipe is communicated with the collecting box, and the picking tool further comprises a picking device. The picking device comprises a suction tube, a closing-in piece arranged at one end of the suction tube and a closing-in mechanism movably arranged on the suction tube in a sleeving mode, the other end of the suction tube is communicated with the other end of the suction tube, the outward end of the closing-in piece is opened outwards in a horn shape, and the closing-in piece can deform and reset. The closing-up mechanism can control the closing-up amount of the outward end of the closing-up piece. The picking tool is simple in structure, the suction force of the suction end can be changed, and power waste of suction equipment is avoided.