54results about How to "Replacement effect is good" patented technology

The invention discloses an automatic filter screen replacing device for a film blowing machine, and belongs to the technical field of film blowing machines, the automatic filter screen replacing device comprises a base, an extruder is arranged on one side of the top of the base, the output end of the extruder is communicated with a connecting pipe, the other end of the connecting pipe is communicated with a fixing box, and a preheating assembly is arranged on one side of the exterior of the fixing box; a blocking frame, a filter screen and a press-fit assembly are arranged in the fixing box, and a discharging assembly is arranged on the bottom side of the outer portion of the fixing box. According to the device, through the multi-station design, automatic replacement and automatic discharging of a filter screen can be achieved, the influence of external factors on a conveying pipeline of the device is reduced in the replacement process so that the machining quality of products can be guaranteed, meanwhile, the inner wall of a sealing disc is further cleaned in the discharging process, and the sealing disc is prevented from being damaged. And impurities are prevented from adhering to the interior of the sealing disc and enter one side of the blocking frame in the feeding process of the filter screen, so that the influence on the production quality of products is prevented, and the replacement effect of the device is further improved.

The invention is suitable for the field of vehicles, and provides a vehicle body, a vehicle body, a vehicle body assembling method and a vehicle, the vehicle body is arranged in the vehicle, and the vehicle body comprises a beam frame used for installing a suspension; the beam frame abuts against the end of the energy cabin frame in the first direction, and the first direction is the height direction of the vehicle; and the connecting structure is configured to fixedly connect the energy cabin frame with the beam frame in the first direction. According to the vehicle body provided by the embodiment of the invention, an assembly gap is not easy to generate between the beam frame and the energy cabin frame, and the assembly difficulty of the vehicle body is reduced.

The present application relates to the technical field of metallurgical material processing, and particularly relates to a pickling process for avoiding corrosion defects of pickled plates. The pickling process flow is: unwinding, welding, tension leveling, turbulent hydrochloric acid pickling, rinsing, drying, flattening, edge cutting, oiling and coiling. The present application effectively removes the surface iron oxide scale by reasonably matching the tension leveling elongation, acid temperature, concentration and process speed, and avoids the generation of under-pickling and over-pickling conditions. The Cl ‑ <20mg / L in the rinsing water and the atmospheric environment humidity is controlled to be ≤60%RH, the residual acid on the surface of the steel plate and atmospheric corrosion are reduced, the rust-proof oil has good replaceability, moisture and heat resistance, salt spray resistance, high temperature resistance and atmospheric resistance, can make perfect adsorption between the steel matrix and the oil film, and avoid the generation of various corrosion defects such as point, strip and block, and the like from the root, and the surface is smooth and clean without any corrosion and color difference defects.

The invention relates to the technical field of notching machines, and discloses a notching machine with a detection mechanism and a using method thereof, the notching machine comprises a workbench, and a shell is fixedly mounted at the bottom of the workbench. According to the invention, current, motor rotation speed and temperature data in the device can be received through the data receiving module, then the data is analyzed through the data analysis module, and then the rotation speeds of metal, paper and conveyed material cuts are recorded and stored through the parameter library. Then an automatic selection module automatically selects a corresponding rotating speed for a notch motor according to a specific material detected by an infrared detector, then an automatic early warning module can carry out early warning work on potential dangers of the device, and then a remote control module is used for facilitating remote operation of workers, so that the working efficiency is improved. And through cooperative use of the parameter library, the automatic selection module and the remote control module, the rotating speed of the incision can be automatically selected according to materials, so that the quality of the incision and the intelligence of the equipment are improved.

The utility model relates to the technical field of pole circuit breaker, concretely to a primary and secondary fusion integrated pole circuit breaker, including mechanism box, fixed mounting in the support of mechanism box one side and the swing arm of rotation installation in the inside of support, the both ends of swing arm outside all are fixedly equipped with the rotary arm, one side of two rotary arms is provided with the mounting pole, the outside of two mounting poles all is equipped with the auxiliary spring, the one end of two mounting poles close to rotary arm all is provided with the mounting head, the inside of support far from mechanism box one end is provided with the support mechanism, the inside of two mounting poles close to swing arm one end all is provided with the connecting mechanism, the utility model has the advantages of through the connecting mechanism that sets up, reached the effect that the mounting pole is quickly with mounting head dismounting, replaced the mode that the mounting pole was fixed through the mutual correspondence between bolt and positioning hole in the prior art, is favorable to the replacement effect of auxiliary spring.

The utility model discloses a silica gel key production mold. The device comprises a base and a replacement assembly arranged in the base, the replacement assembly comprises an insertion hole formed in the base, a stand column is connected into the insertion hole in a matched mode, a first module is fixedly connected to the top of the stand column, a connecting groove is formed in the surface of the first module, and a connecting block is connected into the connecting groove in a matched mode; the first module is in inserted connection with a plurality of inserting holes formed in the mold shell through a plurality of stand columns fixedly connected with the bottom, so that the first module is installed in the base, the surface of the first module is connected with a connecting plate fixedly connected with the bottom of the second module through a formed connecting groove, and the second module is installed on the surface of the first module. The silica gel keys of different specifications can be produced by molding the silica gel keys through the pressing module and conveniently replacing and mounting the first module and the second module, so that the use convenience is improved, and the replaceability of the whole interior of the silica gel key production mold is relatively high when the silica gel key production mold is used.

The invention relates to the technical field of air conditioning, and discloses a general venue air conditioning device which comprises an air conditioner body, ventilation pipes, an exhaust plate, a limiting connecting assembly, a protection assembly and an air filtering assembly. The ventilation pipes are symmetrically installed on one side of the air conditioner body, and one ends of the ventilation pipes are connected with the exhaust plate in a penetrating mode; a limiting connecting assembly is installed on the exhaust plate, a protection assembly is installed on the exhaust plate, and an air filtering assembly is installed in the air conditioner body. According to the device, the limiting connecting assembly is adopted, air conditioning can be carried out on a large general venue, therefore, a large-range exhaust structure is limited through a clamping structure, installation is carried out without a bolt structure, the installation process is simplified, and the installation effect of the device is improved; and the protection assembly is adopted, the exhaust structure can be protected, the infant is prevented from making contact with the exhaust structure, the safety effect of the equipment is improved, and the using effect of the equipment is improved.

The invention discloses tail gas incineration auxiliary purification equipment for raw coke oven gas treatment, and relates to the technical field of tail gas incineration, the tail gas incineration auxiliary purification equipment comprises a gas pipeline, the outer wall of the gas pipeline is fixedly connected with a pair of positioning plates, a pore plate body is connected between the pair of positioning plates in an abutting mode, and the bottoms of the positioning plates fixedly communicate with ventilation pipes. The self-maintenance effect can be achieved for the slightly-deformed pore plate body, the annular wing plates on the two sides are connected through the correcting plate arranged in the T shape, the stress area of the two sides of the correcting plate is increased, the gas impact force borne by the protruding position in the middle of the correcting plate is effectively reduced, the correcting plate can be kept in the good vertical state, the pore plate body is supported in an auxiliary mode, and the correcting effect is good. And the correction plate always slides on the outer wall of the pore plate body in a vertical state when rotating, and the slightly deformed sheet pore plate body can be subjected to auxiliary correction under the action of high-speed rotation, so that the service life of the sheet pore plate body is prolonged, and the influence on the measurement accuracy caused by appearance deformation of the pore plate body is avoided.

The oxtail fixing device for yak breeding comprises a working shell, a center plate is installed in the middle of the interior of the working shell, a reserved hole is formed in one side of a fixing rod, and a guide rail is fixed to one side of the inner wall of the fixing rod. The center plate is installed in the working shell, the threaded rod is installed and then sleeved with the threaded block, the fixing rod is fixed to the bottom end of the threaded block, the groove can be used for extending and penetrating of the fixing rod, at the moment, after the working motor is started, the gear in the working box can be driven to work, and the working efficiency is improved. The gear is matched with the outer teeth on the side edge of the adjusting rod, so that the adjusting rod can move up and down in the fixed rod, and meanwhile, the guide block and the guide rail are matched to form a guide effect during movement, so that the height of the corresponding connecting block can be adjusted after the adjusting rod moves; the purpose that the height of the two fixed semi-rings can be adjusted according to the specific position of the oxtail is achieved, and certain convenience is improved.

The utility model discloses a soil sample information collecting device which comprises a base, a clamping seat is installed at one end of the top of the base, a displayer used for collecting and displaying soil sample moisture information is clamped in the clamping seat, a guide seat is installed in the center of the top of the base, symmetrical sliding grooves are formed in the two ends of the surface of the guide seat, and the sliding grooves are connected with the clamping seat. A sliding groove is formed in the top of the guide seat, a connecting plate is slidably connected into the sliding groove, clamping grooves are formed in the two ends of the top of the guide seat, clamping blocks are clamped into the clamping grooves, a placement plate is fixedly connected to the tops of the clamping blocks, and two sets of symmetrical moisture detection heads are installed at one end of the bottom of the connecting plate. According to the soil sample moisture information acquisition device, the base, the clamping seat, the display, the clamping block, the placement plate, the placement groove, the acquisition seat and other parts are arranged, so that the soil sample moisture information acquisition device can be conveniently detached, carried and replaced, and the placement groove is formed, so that the acquisition seat can be conveniently detached and cleaned; therefore, the accuracy of subsequent soil sample moisture information collection is improved, and the loss is reduced.

The utility model relates to the technical field of automobile parts, and discloses a quick connector which comprises a connecting plate, connecting bridges are fixedly connected to the top and the bottom of the connecting plate, a pressing elastic piece is fixedly connected to the left side of each connecting bridge, a first baffle is arranged on the left side of each pressing elastic piece, and the bottom of each pressing elastic piece is fixedly connected with a second baffle. A blocking head is fixedly connected to the position, close to the middle, of the bottom of the pressing elastic piece, a second baffle is fixedly connected to the left side of the connecting bridge, a locking elastic piece is fixedly connected to the right side of the connecting bridge, and an elbow is fixedly connected to the right side of the locking elastic piece. According to the utility model, the pressing elastic sheet is firstly pressed inwards, at the moment, the pressing elastic sheet can be driven to move inwards, then the baffle plate I is driven to extrude inwards, at the moment, the pressing elastic sheet and the locking elastic sheet are clamped together, and meanwhile, the baffle plate II clamps the connector, so that the effect of quickly connecting the connector is realized.

The paint spraying workshop air return prevention exhaust system comprises an exhaust main pipe and three workshop air outlet pipes communicating with the exhaust main pipe, circulating type filtering assemblies are arranged in the middle sections of the workshop air outlet pipes, and air return prevention assemblies are arranged in inner cavities in the connecting positions of the exhaust main pipe and the workshop air outlet pipes. The invention relates to the technical field of workshop air return prevention and exhaust. According to the air return prevention exhaust system for the paint spraying workshop, the filter screen is continuously blown by wind power at the cut-off position of the air outlet pipe of the workshop, a rightward protruding cloth bag structure is formed in the funnel-shaped steel wire net bag, after replacement is completed, the driving air cylinder is reset, the reset spring pushes the sliding plate to reset, and the filter screen is extruded and positioned; the filter screen can be fully automatically replaced without shutdown, the replacement effect is good, the filter screen can be ensured to be always in a cloth bag shape, and the filtering effect is improved.

The utility model discloses a wall storage box mounting structure, which relates to the technical field of wall storage boxes and comprises a box body. The first sliding groove and the second sliding groove are formed in the box body and are communicated with each other; one end of the sliding block is used for being rotationally connected with a wall body; the limiting block is connected with the other end of the sliding block; when the sliding blocks and the limiting blocks are unfolded, the sliding blocks are in sliding fit with the first sliding grooves, and the limiting blocks are in sliding fit with the second sliding grooves. The utility model has the technical effect of good disassembly and assembly performance.

The present invention discloses a battery cell conveying device with a flexible surface cleaning mechanism, including a conveying platform and a control center, a workbench is installed at the bottom end of the conveying platform, a driving motor is installed at one end of one side of the conveying platform, a handle is installed at the bottom end of the threaded shaft, a connecting shaft is installed at the top end of the threaded shaft, a fixed ball is installed at the top end of the connecting shaft, and a correction plate is installed on the outer side wall of the fixed ball. The present invention installs the mounting plate first, and has a certain activity space because of the reserved grooves inside, and then drives the threaded shaft to rotate after turning the handle, and the threaded shaft and the nut cooperate with each other to have a certain displacement ability during the rotation process, and then under the connection of the connecting shaft, it drives the fixed ball to synchronously displace, and at the same time, under the setting of the correction plate, it starts to swing to a certain extent, so as to improve its overall correction ability.

The invention relates to the technical field of waste gas purification, and particularly discloses a waste gas purification device for environmental protection, which comprises a treatment box, four wheels mounted at the bottom of the treatment box, and a purification mechanism used for purifying waste gas, the purification mechanism comprises a cylinder arranged in the treatment box, and the cylinder is arranged in the treatment box; one end of the cylinder communicates with an air inlet pipe, the air inlet pipe rotationally penetrates through the treatment box, a cylinder is fixedly connected to the interior of the cylinder, a spiral piece is fixedly connected to the arc surface of the cylinder, and a medicine pipe is arranged in the treatment box. According to the waste gas treatment device, by arranging the medicine pipe, the spiral piece, the rectangular box and the valve, waste gas can be treated by means of liquid medicine sprayed out of the medicine pipe, under the action of the spiral piece, the contact time of the waste gas and the liquid medicine can be prolonged, and therefore the waste gas treatment effect is improved, activated carbon is placed in the rectangular box, peculiar smell treatment can be conducted on the waste gas treated by the liquid medicine, and the waste gas treatment effect is improved. The waste gas purification capability is improved.

The utility model relates to the technical field of paper cutting processing, in particular to an anti-indentation paper cutting machine which comprises a working table, a protective pad and a main support are arranged on the working table, a sinking groove penetrating hole is formed in the protective pad, a damping ring and a stud cap are arranged in the sinking groove penetrating hole, a finger lock groove and a stud are arranged on the stud cap, and the finger lock groove and the stud are arranged on the main support. A controller and a paper cutting air cylinder are arranged on the main support, a paper cutter is arranged on the paper cutting air cylinder, a polishing barrel is arranged above the workbench, a first rotating shaft and a second rotating shaft are arranged on the polishing barrel, a transverse moving air cylinder is arranged on the main support, an adjusting sleeve is arranged on the transverse moving air cylinder, an adjusting sliding rod is connected into the adjusting sleeve in a sliding mode, and a paper cutter is arranged on the paper cutting air cylinder. The adjusting sliding rod is provided with a position covering spring and a mounting frame, and the mounting frame is provided with a motor. According to the paper cutting device for hard paper cutting, the indentation resistance of the paper cutting device for hard paper cutting is improved, then the attractiveness of finished hard paper is improved, and the replacement convenience of the protective pad is improved.

The invention discloses a rear-mounted siphon blow-off pipe squatting pan structure which comprises a squatting pan body, a water guide ring, a washing hole, a frame, a bedpan bottom, a jet water guide pipe, a jet hole, a blow-off inlet, a blow-off pipe water storage section, a blow-off outlet, a blow-off pipe water resistance section, a water seal clamp, a blow-off pipe negative pressure section, a water inlet and a water inlet guide pipe. The squatting pan is mainly characterized in that a blow-off pipe negative pressure section and a water seal clamp are arranged at the rear part of a squatting pan main body, so that enough height is formed behind the water seal clamp to design a blow-off pipe water resistance section, and strong water flow jetted from a jet hole is utilized to quickly enable the blow-off pipe negative pressure section to form larger negative pressure under the action of the blow-off pipe water resistance section; and visceral water and dirt at a sewage discharge inlet can be quickly and completely sucked away, so that the siphon effects of deeper bedpan bottom, silence, water saving and complete replacement are realized.

The present invention relates to the technical field of hydraulic valves, and in particular to a hydraulic valve, comprising a detachable cover plate, a valve body that passes through left and right, and a transition cylinder fixedly connected to the valve body by sealing bolts. The detachable cover plate designed in the present invention is installed inside a clamping groove by means of connecting protrusions and fastening bolts that cooperate with each other. Therefore, when a fault occurs inside the hydraulic valve, the cover plate can be opened to inspect the inside. When a valve stem inside the hydraulic valve is damaged, a fixed block rotatably connected to the valve stem is taken out, and then a new fixed block with the valve stem is clamped inside a placement groove. When a sealing disc inside the hydraulic valve is damaged, all connecting bolts are removed, and then the damaged sealing disc is removed and replaced with a new sealing disc. Therefore, when parts inside the hydraulic valve are damaged, the parts can be replaced and maintained, thereby reducing the unnecessary replacement of the entire hydraulic valve and improving the comprehensive utilization rate of the hydraulic valve.

The present invention discloses a titration head of a universal adjustable titration instrument, which belongs to the field of titration analysis technology, and includes a pressing device, a titration device, a driving device and a fixing plate. The mounting device moves above the fixing plate through the driving device, and the pressing device includes a pressing plate 1, a fixing hole is provided on one side of the pressing plate 1, a placement groove designed along the length of the pressing plate 1 is provided on the pressing plate 1, and fixed grooves designed in parallel are provided on both sides of the placement groove. The titration device in this embodiment can change the number of titration devices by changing the number of titration devices placed in the placement groove, so as to increase or decrease the number of simultaneous titrations, and realize titration of different groups.

The utility model discloses a water inlet filter box for a potato breeder's seed aerosol culture seedbed, and relates to the technical field of potato breeder's seed culture. The device comprises a box body, an L-shaped liquid adding pipe is fixedly connected to the upper side of the left face of the box body, a guide-out pipe is fixedly connected to the lower side of the right face of the box body, a first partition plate is fixedly connected to the upper portion of the left side of the inner wall of the box body, and a second partition plate is fixedly connected to the position, located on the right side of the first partition plate, of the inner wall of the box body. A sponge block body is jointly clamped between the first partition plate and the second partition plate, a connecting block is fixedly connected to the top surface of the sponge block body, the top surface of the connecting block penetrates through the upper side of the inner wall of the box body and extends to the top surface of the box body, and a first replacement plate is fixedly connected to the top surface of the connecting block. The potato breeder's seed recycling device can ensure the effect of completely filtering impurities in recycled water, ensures the secondary use of water through the multi-stage filtering effect, avoids the possibility of disease incidence of potato breeder's seeds, and ensures the normal growth of the potato breeder's seeds.

The invention discloses a fixing device for engine camshaft gear finish machining, and relates to the technical field of camshaft gear finish machining, the fixing device comprises an efficient replacement mechanism, the efficient replacement mechanism comprises a chuck body, the inner wall of the chuck body is rotatably connected with a bevel gear wheel, and the inner wall of the chuck body is rotatably connected with a wrench insertion cylinder; a small bevel gear is fixedly connected to the bottom end of the wrench insertion cylinder, the outer surface of the small bevel gear is meshed with the interior of a large bevel gear, a spiral groove is formed in the front face of the large bevel gear, three sliding grooves are formed in the front face of the chuck body, and a toothed plate is slidably connected to the interior of each sliding groove; according to the fixing device for finish machining of the engine camshaft gear, by arranging the stretching unit, the contact panel can be conveniently jacked, the camshaft gear can be conveniently clamped through the contact panel, it is guaranteed that the camshaft gear cannot be loosened in the clamping process, and finish machining can be conveniently conducted on the camshaft gear.

The utility model discloses a sports equipment production drilling device with drill bit convenient to replace, which comprises a supporting table, supporting legs are fixed on two sides of the top end of the supporting table, the outer side wall of a vertical rod is connected with a moving plate, a second motor is arranged in the middle of the top end of the moving plate, the bottom end of the second motor is connected with a connecting block, and the connecting block is connected with a drill bit. A drill bit body is mounted at the bottom end of the connecting block, and telescopic rods are mounted on the two sides of the bottom end of the moving plate. The vertical rods are installed on the two sides of the top end of the supporting table, then the movable plate is arranged on the outer side walls of the vertical rods, the second motor is installed at the top end of the movable plate and used for driving the drill bit body to rotate, the purpose of drilling can be achieved, the telescopic rod can drive the movable plate to move after working, and therefore the drill bit is convenient to use. And meanwhile, after the drill bit main body descends, the drill bit main body can be conveniently replaced, and the replacement convenience of the drill bit main body is improved.

The utility model relates to the technical field of spade drill tool bits, and discloses a spade drill tool bit with multiple three-dimensional surfaces, which comprises a spade drill tool bit, a sliding groove and a mounting groove are arranged in the spade drill tool bit, a sliding block with lifting freedom degree is slidably connected in the sliding groove, a fixing block is fixedly mounted on the surface of the sliding block, and the fixing block is fixedly connected with the mounting groove. A drill bit is fixedly mounted above the fixing block, and a fixing hole is formed in the fixing block; a tool hole is formed in the mounting block, the tool hole is located in the bottom of the shovel drill tool bit, the mounting block is fixedly connected with the shovel drill tool bit, and a cutting edge is arranged on the surface of the shovel drill tool bit. By the adoption of the technical scheme, the shovel drill tool bit has the beneficial effects that the tool hole is formed in a fixed device, so that the device drives the shovel drill tool bit to work, and meanwhile the effect that the shovel drill tool bit is convenient to disassemble is achieved.

The utility model discloses a novel RTK measuring instrument for electric power line survey, which comprises a ground pin, a centering rod and a measuring mobile station, the top end of the ground pin is connected with the centering rod, one side of the centering rod is provided with a replacement structure, one side of the replacement structure is provided with a bracket, and the top end of the centering rod is provided with an adjusting structure. According to the utility model, the rotating handle is manually held to rotate the right gear, so that the left gear is in threaded engagement with the rotating right gear to drive the connecting rod to rotate, and then the connecting seat can drive the measurement mobile station to directly and independently rotate along with the rotation of the connecting rod to adjust the measurement direction; and meanwhile, the sliding block slides along the inner wall of the sleeve block to guide the connecting seat, so that the rotation stability of the measurement mobile station is ensured, the rotation adjustment function of the device is realized, the measurement mobile station is conveniently and directly rotated to adjust the measurement direction, the overall rotation operation is reduced, and the convenience of the device is enhanced.

The utility model relates to the technical field of machining, and discloses a hydraulic cylinder inner hole machining cutter which comprises a main body mechanism, a replacement connecting mechanism and an auxiliary polishing mechanism, the replacement connecting mechanism is located in front of the main body mechanism, and the auxiliary polishing mechanism is located behind the replacement connecting mechanism. The main body mechanism comprises a mounting base, a supporting sleeve, a connecting sleeve, a fixing through hole and a telescopic adjusting rod, the supporting sleeve is fixedly mounted at the front end of the mounting base, the connecting sleeve is fixedly mounted at the front end of the supporting sleeve, and the fixing through hole is fixedly formed in the upper end of the connecting sleeve. According to the hydraulic cylinder inner hole machining tool, by installing the main body mechanism, the adjusting capacity of the hydraulic cylinder inner hole machining tool is improved, in the actual using process, the using length of the tool body can be conveniently adjusted, inner hole machining operation can be conveniently conducted on hydraulic cylinder barrels with different lengths, and the convenience of the hydraulic cylinder inner hole machining tool is improved.

The utility model relates to the technical field of air conditioners, and discloses a filtering air-inlet grille assembly and a roof air conditioning unit thereof, which comprise an outer unit, a main machine is fixedly connected in the outer unit, a plurality of through grooves are arranged on the outer unit, baffles are arranged in the through grooves, a driving motor is fixedly connected to the inner wall of the outer unit, an output shaft is arranged at one end of the driving motor, and the other end of the driving motor is connected with a motor. A rotating shaft is fixedly connected to the middle of the gears, the rotating shaft is fixedly connected with a baffle, a cleaning plate is fixedly connected to one side of the baffle, a filter plate is connected to the interior of the outdoor unit through a detachable structure, and the cleaning plate can make contact with and clean the filter plate; the cleaning plate swings in a reciprocating manner to rub the surface of the filter plate to take away dust accumulated on the surface of the filter plate, so that the effect of cleaning the surface of the filter plate is achieved, the filter plate does not need to be disassembled for cleaning, a large amount of time for cleaning the filter screen is saved, the cleaning steps of the filter screen are reduced, and the cleaning efficiency of the filter screen is improved.

The slurry replacement device for construction comprises a base, a plurality of telescopic supporting columns are arranged on the base, and the top ends of the telescopic supporting columns are connected with a top plate. When mud replacement is conducted on a foundation pit, the device is hoisted and installed above the foundation pit, when a base is installed on the ground, due to the gravity effect, the bottom of a grouting pipe can be directly inserted into the bottom of the foundation pit, at the moment, a swing rod is in a folded state, then a driving motor is started to drive a lead screw to rotate, and a side arm drives an upper sliding sleeve, a vertical rod and a center sliding sleeve to ascend; when the driving motor is started continuously, the upper sliding sleeve pushes the top plate upwards until slurry replacement is completed, the slurry replacement effect is good, the speed is higher, and the slurry replacement efficiency is improved. And the construction efficiency can be improved.

The utility model discloses a filtering air box, and particularly relates to the technical field of air boxes, the filtering air box comprises a box body, a fan is fixedly arranged in the box body, an air inlet frame communicated with the interior of the box body is fixedly arranged on one side of the box body, and the air outlet end of the fan is fixedly connected with an air outlet frame; a first fixing frame and a second fixing frame are arranged, a filter plate is fixedly arranged in the first fixing frame, and a honeycomb activated carbon plate is fixedly arranged in the second fixing frame. The first fixing frame and the filter plate are pulled outwards once, the cleaning brush can clean dust on one side of the filter plate and fall the dust into the collecting box, the situation that an access door needs to be taken down when the filter plate is cleaned is avoided, the cleaning process of the filter plate is simple and convenient, and the cleaning efficiency is improved. Meanwhile, the honeycomb activated carbon plate and the collecting box are convenient to take out, so that the cleaning and replacing effects of the filtering structure are high, the cleaning workload of workers is effectively reduced, and the cleaning effect is good.

The utility model discloses a dispensing pump and a fluid dispensing device, and relates to the technical field of perfume dispensing pumps, the dispensing pump comprises a fluid dispensing machine, the top end of the side surface of the fluid dispensing machine is fixedly connected with a connecting arm, and the top end of one side of the connecting arm is fixedly connected with a lifting motor. The pump body control panel arranged on the distribution pump main body is used for controlling starting of the extraction pump, fluid in the material storage box is directly pumped into the distribution pump main body through the extraction communicating pipe, the pumped fluid is directly injected into the pre-storage control measuring cup through the distribution pump main body, and the pre-storage control measuring cup has the effect of serving as a quantitative cup; a fixed amount of fluid is pre-stored in the pre-storage control measuring cup, after the pre-storage control measuring cup is filled with the fluid, starting of the injection pump is directly controlled through the pump body control panel, the communicating transmission pipe extends into the bottom end of the interior of the pre-storage control measuring cup, and the fluid in the pre-storage control measuring cup is injected through the injection needle tube.