220 results about "Suction equipment" patented technology

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 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 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 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 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 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.

The utility model discloses a material suction device of a hot press. The material suction device comprises a rack, a conveying device, a translation device, a lifting device and a suction cup assembly. The conveying device is installed on the rack and used for conveying plates backwards. A translation seat of the translation device is in front-back sliding connection with the rack and is driven by a first driving part; a lifting frame of the lifting device is in up-down sliding connection with the translation seat, and the left and right sides of the lifting frame are respectively driven by two second driving parts; the suction cup assembly is installed on the lifting frame and used for adsorbing and placing the plate. When the equipment adsorbs a plate, one side of the plate is firstly lifted to damage a vacuum area, so that the plate is conveniently adsorbed and is prevented from being damaged, and the production efficiency is effectively improved.

The photovoltaic panel cleaning device comprises a cleaning disc, the first face of the cleaning disc is connected with a driving assembly through a rotating shaft, the driving assembly is used for driving the cleaning disc to rotate, a channel is formed in the rotating shaft, and the first end of the channel is connected with air suction equipment; the first end of the channel extends to the first face of the cleaning disc, the second end of the channel extends to the second face of the cleaning disc, the air suction equipment is used for sucking dust through the channel, a plurality of inclined scraping strips are arranged on the second face of the cleaning disc, the first ends of the scraping strips extend to the channel, and the second ends of the scraping strips extend to the edge of the second face of the cleaning disc. The direction pointed by the second end of the scraping strip is the rotating direction of the cleaning disc; by means of the design, the dust collection range and effect of the suction assembly can be effectively improved, and meanwhile photovoltaic panel damage caused by large suction force can be avoided.

The utility model provides a kind of mechanical arm lateral suction subassembly, comprising: a support base;Positioning plate is set in the side of support base;A sliding base is slidably set on support base;A suction disc matrix is set in sliding base, the suction disc of suction disc matrix is oriented to the side of departing from positioning plate, several exhaust branch pipes connect the back side of suction disc matrix and communicate suction disc;A exhaust main pipe, exhaust main pipe is limited in positioning plate, one end of exhaust main pipe is communicated exhaust branch pipe respectively, other end is communicated a air extraction equipment;And several support arms, the first end of support arm is connected to support base, and second end extends to the side of departing from positioning plate, and support arm forms the support platform of support suction object bottom surface jointly;A abutting plate is connected to the second end of support arm.The utility model can be aimed at unloading stacked carton scene lateral gripping, support heavier load, support carton bottom in the process of carrying, prevent bottom box from falling.

The utility model provides a pressure-regulating medical multi-connected tank, and belongs to the technical field of medical instruments. Comprising a tank body, a suction cup is arranged at the bottom of the tank body and communicated with the interior of the tank body, a three-way pipe is fixed to the top of the tank body and communicated with the interior of the tank body, and a pressure adjusting assembly is arranged at the top of the three-way pipe; the multiple cup bodies are connected through the three-way pipe, and air in the multiple cup bodies is extracted through the negative pressure suction equipment, so that the multiple cup bodies are all in a vacuum state, the cupping operation is achieved, and the problems of complexity and long time consumption caused by one-by-one negative pressure suction operation are solved; and the vacuum state of the cup body can be quickly relieved through the arrangement of the pressure regulating assembly, so that the time consumption during cupping operation is greatly reduced.

The utility model provides a kind of polysilicon reaction kettle cleaning device, it is related to polysilicon production equipment technical field.The polysilicon reaction kettle cleaning device includes: mobile trolley, silicon material crushing mechanism and dust extraction mechanism.Mobile trolley has trolley body, and moving assembly is arranged on trolley body;Silicon material crushing mechanism is set on trolley body;Silicon material crushing mechanism at least has lifting cylinder and drill bit, and lifting cylinder can drive drill bit to work;Dust extraction mechanism has suction line and conveying line;Suction line is arranged on mobile trolley, and conveying line is communicated with suction line;When mobile trolley is placed inside polysilicon reaction kettle body, conveying line can pass through the reaction kettle inlet and outlet opening on polysilicon reaction kettle body and be communicated with external suction equipment.The utility model can replace artificial to carry out efficient polysilicon reaction kettle inside residual silicon material cleaning.

The invention discloses a biological cell culture sampling device for a biological test, which comprises a culture bottle and a sealing cover made of a transparent material, a rotary locking mechanism and a sealing assembly are arranged between the sealing cover and a sampling port in a matched manner, and an electric push rod is fixedly arranged at the upper end of the sealing cover. The piston end of the electric push rod extends into the sealing cover and is fixedly provided with a sampling needle assembly, the side wall of the sealing cover is communicated with a vacuumizing connector and a pressure regulating air inlet valve, an efficient particle air filtering film is arranged in the pressure regulating air inlet valve, and the top of the sealing cover is provided with a suction connector used for being connected with external negative pressure suction equipment. Through cooperation of the rotary locking mechanism and the sealing assembly, reliable sealing of the sealing cover and the sampling opening of the culture bottle is achieved, vacuumizing pretreatment is combined, external air is prevented from entering the culture bottle during puncture sampling, the sterility of a culture system is guaranteed, a main sealing structure of the culture bottle does not need to be opened in the whole sampling process, and the sampling efficiency is improved. And the original stable gas environment in the culture bottle is maintained.

The utility model discloses a dust sucking device for a laser etching nozzle, which relates to the technical field and comprises a supporting component, a workpiece and laser etching equipment, the supporting assembly comprises a box body, a boss fixedly arranged at the top end of the box body, a plurality of sets of suction holes formed in the box body, an inner cavity formed in the box body and an air suction pipe, wherein the pipe end of the air suction pipe fixedly penetrates into the box body and is communicated with the inner cavity. A workpiece is attached to the boss to be stably supported, the multiple sets of suction holes communicate with the interior of the inner cavity, the to-be-cut position of the workpiece is close to the suction holes, and the other end of the air suction pipe communicates with smoke suction equipment. The smoke suction device has the advantages that the smoke suction device is started in advance to sequentially generate suction force in the air suction pipe, the inner cavity and the suction hole, the generated smoke can directly enter the suction hole downwards to be sucked into the smoke suction device, the smoke direction is specifically sucked, the suction force is high, and the capacity that the smoke is not prone to making contact with workpiece products and polluting the workpiece products is improved; and the arranged positioning assembly is used for improving the workpiece placing efficiency and accuracy so as to improve the machining efficiency.

The invention relates to a building wall grinding tool and method capable of automatically collecting dust. The building wall grinding tool comprises a rack, a disc structure, a clamping structure and a grinding disc structure. When the grinding disc structure is used for grinding, dust can be evenly sucked to the upper position along the dust inlets in the bottoms of the clamping rods, flows along the channels of the clamping rods and is finally collected into the negative pressure equipment for collection, and the dust inlets are very close to the grinding edge position and are evenly formed in the peripheral area. And the purpose of quickly removing dust is achieved. Dust formed in the grinding process of the grinding disc structure can be sucked away along dust inlets formed in the bottoms of the multiple arranged clamping rods in the surrounding area, the sucked-away dust sequentially passes through the flexible connecting pipeline and the airflow connecting rod through channels in the clamping rods and then enters the dust suction equipment, and the dust suction equipment belongs to the prior art. No display is shown in the picture, and adsorption and collection can be completed only through communication of a flexible pipeline in actual use.

The utility model provides a kind of oil fume suction, belong to oil fume suction equipment technical field. Including casing and fan, the casing includes mutually communicating fume collector and fan cover, the fan cover has first plane and second plane;The fan is installed in the fan cover, the fan has first air inlet surface and second air inlet surface;Wherein, the first air inlet surface is oppositely arranged with the first plane, the second air inlet surface is oppositely arranged with the second plane, the distance from the first air inlet surface to the first plane is greater than the distance from the second air inlet surface to the second plane. This oil fume suction machine passes through the distance from first air inlet surface to first plane is greater than the distance from second air inlet surface to second plane, without extra increasing the power of fan, can improve the smoke volume of oil fume suction machine, greatly improve the use experience of user.

The invention relates to an electric unmanned TMR (total mixed ration) spreading vehicle, which belongs to the technical field of animal husbandry equipment, and comprises a carrying platform, a spreading assembly is carried above the carrying platform, and the spreading assembly comprises a cabinet body, a suction type feeding assembly and a discharging assembly. The suction type feeding assembly comprises a feeding separation box, air exhaust equipment and a corrugated pipe which are arranged in the cabinet body, and feeding is achieved in a negative pressure suction mode. The discharging assembly comprises one or two screw conveyors and a discharger, the screw conveyors input the fully mixed daily ration in the cabinet body into the discharger, and the discharging operation is completed through the discharger with the adjustable direction. Through all-around innovation of unmanned driving, intelligent feeding, flexible discharging and accurate pushing, upgrading of automation, high efficiency, environmental protection and multi-functionalization is achieved, operation requirements of modern large-scale farms are better met, the breeding efficiency can be remarkably improved, the operation cost can be reduced, and the health of livestock, poultry and personnel can be guaranteed.

The invention discloses a sealed dust-free asphalt concrete mixer which comprises a tank body mechanism, the tank body mechanism comprises a mixing tank, the outer side of the mixing tank is fixedly connected with an outer heat insulation layer, and an assembly cavity is formed between the outer heat insulation layer and the mixing tank. According to the invention, through the arrangement of the dust removal mechanism, when broken stones and powdery raw materials are fed from the feeding hole, air flow can enter from the feeding hole by starting air extraction equipment, and in the process, dust and powdery materials generated by collision among the broken stones can be sucked in through flowing of the air flow, so that the dust is prevented from being splashed out from the feeding hole, and dust-free feeding is realized; the working environment is guaranteed, the use safety is improved, meanwhile, dust can be filtered through filter cloth, it is avoided that the dust is pumped out, and the proportion of raw materials is affected, so that the qualified rate of produced asphalt concrete is guaranteed, the outer ring is limited in an extrusion mode through arrangement of an extension sleeve and an assembly bin, and installation is more convenient.

The invention relates to the technical field of accessory grooving equipment, and discloses a grooving device for machining accessories of an environment-friendly cubicle and an inflatable cubicle. The grooving device comprises a support, the top of the support is fixedly connected with a conveying belt, and the top of the support is fixedly connected with a first clamping jaw. The metal chippings splash in the path of H and finally make contact with the inclined face of the single inclined face block, the influence of the inclination angle of the inclined face is limited, and at the moment, the metal chippings splash between every two adjacent inclined face blocks, finally enter the positions between the inclined face blocks and the arc-shaped plate and enter the air pump through the conveying pipe under extraction of K; and when the metal chippings are sputtered outwards, the speed that the metal chippings are splashed outwards is effectively reduced through the adjacent slope blocks, and the recovery efficiency of the equipment on the metal chippings is improved.

The utility model discloses a laboratory waste gas extraction device, which comprises a fixed pipe, a movable pipe group and a gas extraction cover, the fixed pipe is used for being fixed on a ceiling, the fixed pipe is provided with gas extraction equipment, and the gas extraction equipment is used for providing power for extracting waste gas. The movable pipe set is connected to the fixed pipe, the movable pipe set is communicated with the fixed pipe to form an exhaust channel for exhausting waste gas, and the movable pipe set can rotate to adjust the position of the waste gas to be sucked. The exhaust hood is connected to the end of the movable pipe set and is a semicircular hood body, a connecting cylinder is arranged at the top of the exhaust hood, an opening used for being connected with the movable pipe set is formed in the top of the connecting cylinder, the connecting cylinder is provided with a limiting return edge in the circumferential direction of the opening, and the limiting return edge is located on the inner side wall of the connecting cylinder. A receding notch is formed between the two ends of the limiting turned edge.

The pneumatic carpet cleaning brush comprises an upper cover, a lower cover assembly and a connecting pipe, the upper cover is installed on the lower cover assembly and forms a shell, and the connecting pipe is installed at the rear end of the shell and used for being connected with external water absorption equipment. An air inlet is formed in the lower cover assembly, a water suction opening is formed in the bottom of the lower cover assembly, a wind wheel and a rolling brush are installed in the shell, and the wind wheel is in transmission connection with the rolling brush through a reduction gear set. Air enters the shell through the air inlet and the water suction port and moves towards the rear end of the shell to drive the wind wheel to rotate, and the wind wheel drives the rolling brush to rotate through the reduction gear set. The double-channel design is adopted, the inner cavity of the device is provided with the water suction port and the air inlet, it is guaranteed that when the water suction port is tightly attached to the cleaned surface, a certain air inlet amount can also drive the wind wheel to rotate, meanwhile, the reduction gear assembly serves as a transmission structure, the rotating speed ratio of the wind wheel and the rolling brush is increased, and the torque of the rolling brush is increased; the rolling brush is prevented from stopping rotating due to large surface friction force of carpets and the like.

The invention discloses an auxiliary support device for a patient in a body position limited state, which is characterized in that a sputum suction main machine and a gantry type bed-crossing bracket are subjected to collaborative structural design, so that sputum suction equipment can be reasonably arranged and transferred along with a bed under the body position fixing conditions such as orthopedic traction; the air pump is arranged on the traction structure, and rigid contact between the sputum suction main machine and the traction structure is relieved through the switchable hanging state during sputum suction work, so that the influence of operation vibration of the air pump on the traction stability is reduced; a relatively stable suction area is formed in the local part of the throat in the sputum suction process, the supporting force of the air bag is limited, stimulation to the throat of a patient is reduced, sputum suction and breathing are synchronously carried out through the independent breathing channel, rapid discharging and cleaning of the sputum tank are achieved through air path switching, and the sputum suction efficiency is improved. Therefore, the use safety, the operation stability and the practicability of the device in orthopedic postoperative and body position limited nursing scenes are improved.

The invention belongs to the technical field of pipeline sewage suction equipment, and discloses a crawler-type moving mechanism and a pipeline sewage suction robot, and the crawler-type moving mechanism comprises a mounting seat, a crawler device, a supporting device and an elastic retaining device. The number of the crawler belt devices is at least two, the two crawler belt devices are arranged on the two opposite sides of the installation base in a swinging mode, and the swinging axes of the crawler belt devices are parallel to the length direction of the installation base. The supporting device is installed on the installation base and located below the swing axis of the crawler belt device in the height direction of the installation base, and the length of the supporting device in the width direction of the installation base is adjustable. The elastic retaining device is located below the mounting base in the height direction of the mounting base, is connected between the two crawler belt devices and can pull the two crawler belt devices to abut against the two ends of the supporting device respectively, and the elastic direction of the elastic retaining device is parallel to the width direction of the mounting base. The crawler-type moving mechanism can enable the pipeline sewage suction robot to adapt to pipelines to be detected with different pipe diameters, and the stability and reliability of the pipeline sewage suction robot in the moving process can be improved.

The utility model relates to a liftable moving device for negative pressure suction equipment, which comprises an upright post which is in a telescopic rod shape and can move up and down; a supporting plate connected with the stand column is arranged at the upper end of the stand column, and a base connected with the stand column is arranged at the lower end; the size of the supporting plate is matched with the negative pressure suction equipment, and the negative pressure suction equipment can be placed on the supporting plate; a fixing hole and a negative pressure output hole are formed in the supporting plate and are respectively used for fixing the negative pressure suction equipment and the negative pressure output pipe; pulleys are arranged on the base, so that movement is facilitated. According to the utility model, the negative pressure suction equipment can be quickly mounted on the supporting plate, and the position of the negative pressure suction equipment is adjusted by controlling the lifting of the upright post and the movement of the roller, so that the problem in the use of the current negative pressure suction equipment is effectively solved, and favorable conditions are created for the smooth proceeding of a negative pressure suction operation.

The application discloses a kind of particulate matter block adaptive sensing module, robot and working method, and the sensing module includes acoustic sensing component, it includes base and microphone, base is opened with air extraction hole;Optical sensing component, it includes skin and optical waveguide sensor, skin covers on base, cavity is reserved between skin and base, air extraction hole is communicated to cavity;Optical waveguide sensor is arranged on skin with each other staggered;Fill granule, which is filled in cavity;Air extraction equipment is connected with air extraction hole.When there is external force to skin, fill granule can move in compliance with the shape of object exerting external force, while optical waveguide sensor can detect the position of external force and the deformation amplitude of skin;Air in cavity can be extracted using air extraction equipment to make fill granule adhere to each other, improve bearing capacity while making external vibration better transmitted to microphone, high-frequency vibration is detected by acoustic detection mode.

The invention provides double-airflow blowing and sucking type air purification adjusting air suction equipment, and belongs to the field of air purification equipment. The equipment comprises an air suction facility and a circulating air system, and blowing and suction type air purification adjustment is achieved through indoor circulating air flow guided by exhaust air flow and jet air flow. The air suction facility is composed of an air exhaust duct, an air suction port, an air suction cover and a sealing maintenance structure, and is used for introducing peculiar smell gas and harmful substances of a pollution source into the air exhaust duct to form air exhaust flow under the action of negative pressure; the circulating air system is composed of a jet flow air opening, a jet flow fan, a circulating air suction opening, a circulating air duct, air treatment equipment and an air treatment fan, jet flow air guides substances emitted by a pollution source outside exhaust air flow to flow through the jet flow air opening, an isolation air curtain is formed, and indoor circulating air flow is formed through the circulating air duct. Harmful substances of a pollution source can be effectively isolated and eliminated, and meanwhile circulating purification and temperature adjustment of indoor air are achieved.

The utility model provides a radio frequency identification (RFID) cutting fixing mechanism, which relates to the technical field of RFID processing and comprises a plurality of adsorption units, each adsorption unit comprises a suction hole filter plate, a pipeline arranged at the bottom of the suction hole filter plate and a connecting sleeve shell sleeved outside the suction hole filter plate and the pipeline, the connecting sleeve shell comprises a main body part and a plurality of connecting parts arranged on the main body part, the connecting parts with different heights are matched with one another, so that the adjacent adsorption units are connected with one another and are consistent or different in height, and part of the main body part is used for being connected with the outside, so that the RFID cutting and fixing mechanism is arranged at a preset position. The pipeline is used for being connected with suction equipment. According to the RFID cutting and fixing mechanism, the problems that an RFID cutting and fixing mechanism in the prior art is low in universality and high in equipment precision requirement are solved.

The utility model belongs to the technical field of glass processing equipment, and particularly relates to a glass laser drilling, film removing and texturing all-in-one machine which comprises a machine frame, and first electric sliding rails are symmetrically connected to the surface of the top of the machine frame. According to the utility model, the three electric slide rails form a spatial three-dimensional motion system, and a laser beam can be driven to carry out large-format processing in the X-axis, Y-axis and Z-axis directions in cooperation with the control host, so that punching, film removing and texturing operations on glass or a mirror surface can be realized, and therefore, the problem that the glass needs to be transferred among multiple devices during processing can be solved, and the production cost is reduced. Meanwhile, when an exhaust pipe in the funnel is connected with external exhaust equipment through a connecting pipe, particles and harmful gas generated in the laser processing process of the glass can be sucked away by a built-in negative-pressure dust removal and external waste gas purification device, and the equipment investment cost and the processing operation time are saved; and part of heavier chippings can directly slide into the collecting box at the bottom of the funnel to be collected, so that the working environment is prevented from being polluted.

The utility model discloses an electronic atomizer which comprises a cigarette rod and a cigarette cartridge, the cigarette rod is provided with an installation groove, the cigarette rod is inserted into the installation groove, the cigarette rod is provided with a first limiting part located in the installation groove, the cigarette cartridge is provided with a second limiting part, and the second limiting part is located in the installation groove. The first limiting component and the second limiting component have a limiting state and a non-limiting state; in the limiting state, the first limiting component and the second limiting component are matched in a limiting manner, so that the smoke cartridge is limited in the mounting groove; and in the non-limiting state, the limiting between the first limiting part and the second limiting part is relieved, and the cigarette cartridge can move relative to the cigarette rod. By means of the arrangement, the problems that due to the fact that an existing electronic suction device is integrally designed and parts cannot be replaced, user experience is poor, and cost is increased are effectively solved.

The application discloses a plastic mold cutting device, which comprises a shell, a fixed frame is fixedly connected to the top of the shell, an adjusting block is slidably connected to the inner wall of the fixed frame, a linear module is fixedly connected to the top of the adjusting block, and a connecting frame is installed on the sliding block of the linear module; the application relates to the technical field of plastic mold cutting, and the plastic mold cutting device is matched with an external dust suction equipment through a dust suction hood arranged below a cutting machine, fine cutting scraps generated in the cutting process can be adsorbed, the influence of the scattering of the cutting scraps on the working environment and the operator is reduced, the cutting scraps can be screened through the arranged filter plate, the cutting scraps can be classified and collected, and subsequent recycling is facilitated; the adjusting mechanism is linked with a lead screw through a synchronous belt, the transmission shaft and the eccentric wheel are driven to rotate when the lead screw rotates, the sliding frame and the filter plate are driven to reciprocatingly ascend and descend through the reset action of the spring, the filter plate is effectively prevented from being blocked due to the accumulation of the cutting scraps, and the continuity of the screening and collection of the cutting scraps is ensured.

This utility model relates to the field of adhesive preparation technology and discloses a safe preparation device for adhesives, comprising: a preparation tank with an internal stirrer; a sealed cover including a bottom plate, side plates, and a top plate, with a sealing door hinged to the front; and a ventilation assembly including an intake fan, an exhaust fan, and a hazardous gas detector. The intake and exhaust fans are both sealed and embedded in the top plate, and are respectively sealed and connected to external air supply and extraction equipment. The top plate has air vents matching the intake and exhaust fans. The hazardous gas detector is fixed to the bottom plate and electrically connected and controlled by the intake and exhaust fans. The advantage of this utility model is that the sealed structure used in production prevents leaks from immediately spreading into the air and allows for rapid and efficient removal.