251 results about "Removal Units" patented technology

The invention belongs to the technical field of gas separation engineering, and particularly discloses a deep removal method and device for dissolved oxygen in a pregnant solution, and the device comprises an absorption unit and a removal unit. A barren liquor inlet is formed in the upper part of the absorption unit, barren liquor enters from the upper part of the absorption unit, a feed gas inlet is formed in the lower part of the absorption unit, feed gas enters from the lower part of the absorption unit, the barren liquor and the feed gas are in countercurrent full contact in the absorption tower, and oxygen-containing rich liquor is obtained at the bottom of the absorption tower. The rich liquid enters the removal unit from the absorption unit, the rich liquid inlet is located in the upper portion of the removal unit, the lower portion of the removal unit is provided with a replacement gas inlet, replacement gas enters the removal unit from the lower portion of the removal unit, and after the replacement gas is in countercurrent full contact with the oxygen-containing rich liquid, removal gas containing slightly-dissolved gas such as oxygen is formed at the top of the removal unit. The removed gas is discharged or enters a recycling system according to field requirements, and deoxidized rich liquid is sent out from the bottom of the removal unit. A purified gas outlet is formed in the top of the absorption unit, and purified gas is sent out from the outlet.

The utility model belongs to the technical field of polishing machining, and particularly relates to horizontal polishing machining equipment for an edge grinding type box transformer substation shell, which comprises a working table, a polishing device is arranged at the top of the working table, and the polishing device comprises a feeding unit, a polishing unit, a dust removal unit and an impurity removal unit. According to the horizontal polishing machining equipment for the edge grinding type box transformer substation shell, the feeding unit is arranged, the edge grinding type box transformer substation shell to be polished is placed on the top of the containing table, a second telescopic piece is started to push clamping plates to abut against the front side and the rear side of the shell, the shell is clamped, and then a first telescopic piece is started to push a connecting block to drive the containing table to move rightwards; according to the shell polishing and feeding device, polishing and feeding of the shell are achieved, the shell is prevented from shaking during polishing by fixing the shell, the polishing quality is improved, and the problems that in the background technology, the shell is directly placed on a conveying belt in the using process, due to the lack of a fixing device, when a polishing roller makes contact with the shell, the shell shakes, and the polishing quality is affected are solved.

The utility model discloses a pulse back-blowing dust remover which comprises a shell, a dust removal unit is arranged in the middle of the shell, a dust removal assembly used for filtering dust is arranged in the dust removal unit, a dust removal subarea is arranged above the dust removal unit, airflow enters the dust removal subarea through the dust removal assembly, and the dust removal subarea is communicated with an exhaust pipeline through a stop valve. The side face of the shell is provided with an air inlet communicated with the air purification chamber, the air inlet is provided with an inwards-opened air door, the air door comprises a door plate, the upper end side of the door plate is hinged to the shell, the door plate is provided with a balance weight and a sealing strip, and closing and sealing of the air door can be achieved by means of self weight. A position sensor is arranged at the door plate to detect opening and closing and opening degree of the door plate, a pulse blowing assembly is arranged above the dust removal unit, the position of the door plate is sensed through the position sensor, and opening or closing of a stop valve and pulse back blowing are controlled. And high-pressure air is saved, the ash removal capability is high, the dust removal efficiency is high, the energy consumption is low, and the operation is stable and reliable.

The utility model discloses a blasting safety protection device for mining engineering, and relates to the technical field of safety protection device design, the blasting safety protection device comprises a fixed base, an explosion-proof protection unit and a water spraying dust removal unit, the fixed base is provided with four inserting ground nails in a rectangular array, the fixed base is connected with the outside through the inserting ground nails, and the water spraying dust removal unit is connected with the explosion-proof protection unit. An anti-explosion protection unit is arranged on the upper side surface of the fixing base, a water spraying and dust removing unit is arranged on a protection baffle in the anti-explosion protection unit, and the anti-explosion protection unit comprises the protection baffle, a connecting clamping column, a flexible anti-explosion pad, an anti-explosion reinforcing strip, a triangular fixing base, a connecting fixing block and a top anti-explosion plate; the two clamping grooves are formed in the fixed base at equal intervals, blasting protection is in place, use is not affected, dust generated by blasting can be removed, and blasting protection is convenient.

The present invention relates to the technical field of contaminated soil remediation, and in particular to an emergency disposal method and system suitable for contaminated soil, and the system includes a pretreatment unit, a feed weighing unit, a giant-grain soil remediation unit, a fine-grain soil removal unit, a fine-grain soil deep remediation unit, a coarse-grain soil enhanced remediation unit, a waste liquid treatment unit and a dispensing unit. According to the emergency disposal method and system, which takes the traditional leaching remediation technology as a main line and integrates a variety of technical processes with high remediation efficiency, good remediation effects on the soil of different soil types, different contamination types and different contamination levels can be achieved.

The automatic discharging control device comprises a discharging unit and a dust removal unit, the discharging unit comprises a powder bin, a pneumatic gate valve, a buffer exhaust bin, a pneumatic butterfly valve and a filling bin which are connected in sequence, and the dust removal unit comprises a dust remover, a tail gas dust collector and a dust removal fan which are connected in sequence. According to the device, superfine powder materials which are light in weight, strong in adhesion and poor in flowability are solved, the structure is simple, the one-time investment cost is low, the discharging control equipment is utilized, and the device is convenient to operate, high in practicability and easy to popularize and use. A control target is achieved by utilizing a specific control mode, and the purposes of efficient filling and stable filling weight of the configured pneumatic filling machine are achieved.

The invention discloses a forging and pressing device for mechanical part machining and a forging and pressing method thereof.The device comprises a forging and pressing execution unit, a self-adaptive positioning unit, a linkage sweeping unit, a supporting and guiding unit and a dust removal unit, all the units are cooperatively matched with airflow through structural linkage, and dynamic positioning, synchronous sweeping and multi-stage dust removal in the forging and pressing process are achieved. In the forging process, the elastic baffle automatically adjusts the position according to workpiece deformation and drives the cleaning structure to operate in a linkage mode, and dead angle cleaning is completed through cooperation of the scraping belt and the wire brushing mechanism. The crushing tooth roller and the negative pressure dust collection channel are cooperatively matched, and shearing and suction removal of large-particle chippings are achieved. The device effectively solves the problems of difficult cleaning of the machining table, workpiece positioning deviation, easy blockage of a dust collection system and the like while ensuring the forging and pressing precision, has the technical advantages of intelligence, self-adaption, high integration level and the like, and is suitable for high-frequency forging and pressing machining scenes under complex working conditions.

The invention discloses a dust removal and slag return dust monitoring response system matched with broken soft coal bed pneumatic directional drilling. The dust removal and slag return dust monitoring response system comprises a matched dust removal device and a slag return dust monitoring system. The matched dust removal device comprises an orifice atomization generation unit, an orifice interference negative pressure pre-pumping unit and a two-stage dust removal unit. The returned slag dust monitoring system comprises an orifice returned slag metering unit and a dust concentration monitoring unit; the orifice atomization generation unit atomizes water and then sends the atomized water to the bottom of the orifice along with high-pressure gas to aggregate dust into particles easy to settle and discharge the particles, and orifice slag-carrying return air is completely sucked into the two-stage dust removal unit by the orifice interference negative pressure pre-pumping unit to remove dust; the orifice slag return metering unit feeds back and adjusts the atomized water amount, and the dust concentration monitoring unit feeds back and adjusts the working parameters of the dust removal unit. According to the invention, dual treatment inside and outside the hole and dust removal effect monitoring are carried out on dust generated by broken soft coal bed gas dynamic directional drilling, working parameters of the dust removal unit are fed back and adjusted, and the dust removal effect is improved on the premise of ensuring normal return of drilling slag in the hole and safe drilling.

A processing system for processing consumables includes: a container in which the consumables are arranged, the container including an RFID tag having at least one RFID tag storage portion for storing consumables state information indicating a filling state of the consumables arranged in the container; an RFID reading unit configured to read information from the RFID tag; an RFID writing unit configured to write information on the RFID tag; and a removal unit configured to remove a portion of the consumable from the container; wherein the processing system is configured to: read consumable status information from the at least one RFID tag storage portion by means of the RFID reading unit; removing a portion of the consumable from the container by means of a removal unit; determining whether a predetermined prohibition condition is satisfied after a portion of the consumable is removed from the container by the removal unit based on the consumable state information read by the RFID reading unit, and updating the consumable state information on the RFID tag by means of the RFID writing unit in a case where the prohibition condition is not satisfied; and irreversibly modifying the RFID tag if the prohibition condition is satisfied, so that the processing system can identify that the prohibition condition is satisfied according to the RFID tag.

The invention belongs to the technical field of plant dust removal and ventilation, and particularly discloses a plant dust removal and ventilation system which comprises an air inlet filtering unit and an air exhaust dust removal unit, the air inlet filtering unit is installed on the upper portion of a plant, and the air exhaust dust removal unit is installed on the lower portion of the plant; an air outlet of the air inlet filtering unit is connected with an air inlet header pipe; one end, far away from the air inlet filtering unit, of the air inlet header pipe communicates with the interior of the plant; the air inlet filtering unit comprises an air inlet fan and a primary filtering module; the primary filter module comprises a filter cartridge and a filter screen, the inlet end of the filter cartridge is connected with an air outlet of the air inlet fan, and the filter screen is located in the filter cartridge; the outlet end of the filter cartridge is communicated with the interior of the plant; the air exhaust and dust removal unit comprises an air exhaust fan, the air exhaust fan is installed inside or outside the plant, an air inlet of the air exhaust fan is communicated with the inside of the plant, and an air outlet of the air exhaust fan is communicated with the outside of the plant. The risk that equipment makes contact with dust can be reduced, stable operation of the equipment is guaranteed, and the service life of the equipment is prolonged.

The invention discloses a coal gangue sorting device without adhesive tape transportation, and relates to the technical field of coal gangue sorting. The device comprises a sorting box used for sorting coal briquettes and gangue, and further comprises an impurity removal unit arranged in the sorting box and comprising a conveying assembly and a discharging assembly, and spiral conveying blades used for conveying the coal briquettes and the gangue are arranged in the conveying assembly; and the sorting unit is arranged in the sorting box and comprises a vibration assembly, a collection assembly and an adsorption assembly. The device has the advantages that lossless conveying of coal briquettes and gangue can be achieved by adopting a rotary conveying mode of the spiral conveying blades, disintegrating slag and dust in the coal briquettes and the gangue can be effectively removed in cooperation with screening and adsorption effects during conveying, and meanwhile efficient separation of the coal briquettes and the gangue can be achieved by utilizing mass difference and adopting a vibration separation mode; and secondary separation is conducted in an airflow blowing mode, part of gangue remaining in the coal briquettes obtained after primary separation is effectively removed, and the separation effect is better.

The application discloses a kind of high-efficiency sand removal and sewage circulation systems for waste plastic cleaning line, including the integration of cyclone sand removal unit, vibration filtration unit, flocculation precipitation unit and clean water recycling unit in order along sewage flow direction;The cyclone sand removal unit includes cyclone sand remover;The vibration filtration unit includes multilayer vibration filter tank, and multiple levels of screen are provided inside along water flow direction;The flocculation precipitation unit includes dosing sedimentation tank, and the dosing sedimentation tank is provided with flocculating agent dosing port;The clean water recycling unit includes clean water tank and recycling water pump, the clean water tank is communicated with the upper portion of the dosing sedimentation tank, the inlet of the recycling water pump is communicated with the clean water tank, and the outlet is communicated with the water end of cleaning line.The application is combined by multistage high-efficiency physical and chemical treatment and automatic control, significantly reduces system land occupation, fresh water consumption and wastewater discharge, solves the problems of traditional process, such as large land occupation, sand cleaning difficulty and high water treatment cost.

The invention relates to the technical field of ammonia-containing wastewater treatment, and discloses an ammonia-containing wastewater turbidity removal and desorption integrated treatment system and a dynamic regulation and control method.The system comprises a pretreatment unit, a turbidity removal unit, a desorption unit, an agent adding unit and a dynamic regulation and control unit; the pretreatment unit is respectively connected with the turbidity removal unit, the medicament adding unit and the dynamic regulation and control unit, the turbidity removal unit is also connected with the separation subunit and the dynamic regulation and control unit, and the separation subunit is also connected with the dynamic regulation and control unit. According to the integrated treatment system for turbidity removal and desorption of ammonia-containing wastewater and the dynamic regulation and control method provided by the invention, efficient turbidity removal and desorption of ammonia-containing wastewater, precise adaptation to water quality fluctuation, optimization of medicament energy consumption and improvement of treatment stability and economical efficiency are realized through superconducting magnetic separation, multi-stage resin tanks and dynamic regulation and control; the technical problems that a traditional process is low in efficiency, high in cost and poor in adaptability are solved.

The invention discloses a supporting and dewatering integrated device and a construction method, and mainly relates to the field of steel sheet piles. Comprising a steel sheet pile body, a flow dividing unit, a mud discharging unit and a grouting unit. The interior of the steel sheet pile body is a cavity, and the steel sheet pile body is provided with a multifunctional processing opening. The diversion unit comprises a plurality of water inlets and a plurality of baffle plates, the water inlets and the baffle plates are arranged on the steel sheet pile body, the baffle plates of the diversion unit separate clear water from silt, and the mud discharging unit is used for discharging separated mud. The device has the beneficial effects that the device is used for construction supporting of the water-rich silty-fine sand geology, supporting, drainage and grouting are integrated, the accident situation caused by the change of the pressure of soil bodies on the two sides of the steel sheet pile in the construction process is avoided, the water body pressure is balanced, meanwhile, slurry rich in original soil bodies can be collected, and the construction efficiency is improved. Compared with a traditional construction method, the construction method has the advantage that the effect is better.

The utility model discloses a profiling air inlet prefilter, which belongs to the technical field of air inlet pipelines of engines and comprises a shell component consisting of a first shell and a second shell, and the first shell and the second shell are welded to form a closed cavity. An air inlet channel inlet is formed in one end of the cavity, and an air outlet and a dust discharging unit are arranged at the other end of the cavity; and a filtering and separating unit is arranged in the cavity. According to the prefilter with the profiling air inlet channel, through the design of the dust discharging unit, the filtering and separating unit and the profiling flow channel, the particle separating efficiency is improved, the air inlet resistance is reduced, the maintenance frequency of the air filter is reduced, and the energy consumption and the cost are reduced.

The invention relates to the technical field of waste gas treatment equipment, in particular to a novel rotary kiln combined type dust removal system multi-pollutant stepped removal device which comprises a pretreatment unit, a dust removal and denitration integrated unit, a desulfurization and heavy metal removal unit, a deep purification unit, a gas path pipeline and a control system. A gas outlet of the pretreatment unit is communicated with a gas inlet of the dust removal and denitration integrated unit through a gas path pipeline, and a gas outlet of the dust removal and denitration integrated unit is communicated with a gas inlet of the desulfurization and heavy metal removal unit; through the cascade combination design of the pretreatment unit, the dust removal and denitration integrated unit, the desulfurization and heavy metal removal unit and the deep purification unit, graded capture and collaborative removal of pollutants are achieved, the pretreatment unit reduces the flue gas dust load and temperature, the dust removal and denitration integrated unit synchronously completes fine particle filtration and denitration, and the dust removal and heavy metal removal efficiency is improved. The desulfurization and heavy metal removal unit realizes synergistic removal of acid gas and heavy metal, and the deep purification unit ensures that tail gas reaches the standard and is discharged.

There are included a print head printing by ejecting printing agent from a nozzle, a circulation path including an internal flow path of the print head communicating with the nozzle, supplying a printing agent to the print head, and collecting the printing agent not ejected from the print head and through which the printing agent circulates, a removal unit configured to remove dissolved gas in the printing agent, and a control unit configured to control the removal unit and printing-agent circulation in the circulation path. Where the internal flow path is filled with the printing agent, in the circulation path, after first circulation control that the printing agent is continuously circulated for first time while the dissolved gas is removed by the removal unit, the control unit performs second circulation control that the printing-agent circulation performed for second time shorter than the first time is performed intermittently.

The invention relates to the technical field of dust purifiers, in particular to a coal mine movable dust purifier which comprises a safety helmet, a filter assembly is arranged on the lower side of the safety helmet, and a dust removal assembly is arranged at the rear end of the safety helmet. The dust removal assembly and the filtering assembly are arranged, the functions of movable air supply, active dust collection, breathing filtering, automatic cleaning and reverse blowing and the like are modularly integrated, the problems of movable dust removal and personal breathing protection are effectively solved, the dust removal assembly is directly installed on the side face of the rail mine car, and the mine car is used for moving and power supply; the problem that large fixed equipment cannot move along with a working face is solved, workers do not need to carry heavy dust removal equipment during use, the dust removal equipment can be lightly installed, the flexibility is enhanced, multiple sets of dust removal units are allowed to be additionally installed on one mine car through the modular design, clean air support can be provided for multiple workers at the same time, and the working efficiency is improved. The dust removal efficiency and the application range are obviously improved.

The invention belongs to the technical field of separation and collection, and discloses a smelting equipment smoke discharge and dust removal collecting device which comprises a base, an exhaust pipe is communicated with the upper portion of the other side of a cloth bag dust removal unit, and a cyclone separation unit comprises a conical mounting shell. A conveying pipe is fixedly connected to the middle of the conical mounting shell in a penetrating mode, an airflow auxiliary mechanism is fixedly mounted in the middle of the outer side of the conveying pipe and comprises a main mounting ring, a driving ring is arranged above the main mounting ring, a blade flow guide mechanism is mounted on the outer side of the driving ring, and a laser particle size analyzer is mounted on the inner wall of the conical mounting shell. The laser particle size analyzer monitors the particle size and other related parameters in the airflow in real time, transmits data to the central control system, and adjusts the angles of the nozzle and the guide vane and the wind speed of the nozzle, so that the rotation intensity and the flow path of the airflow are changed, and the efficient separation of the particles with different sizes is realized.

The utility model relates to a multi -head laser cleaning machine, it includes: support frame, the cover, the cover is fixed in the top of support frame, the one side of cover is equipped with observation window, the inspection subassembly is installed in the one side of observation window for the opening and closing observation window, the cleaning subassembly, the cleaning subassembly includes the bearing unit of installation in the top of support frame, at least two groups of cleaning unit of ring and set in the dust removal unit of cover inside of bearing unit outside. The utility model discloses multi -head laser cleaning machine simple structure, through the bearing unit to the metal tubular product of cleaning to be held, through the cleaning unit to the outside wall of tubular product and wash, through the dust removal unit and timely remove the debris and flue gas of washing process, compares with artificial cleaning, has improved the efficiency of cleaning and the qualified rate of finished product after washing, has saved the cost investment of artificial, saves the cost.

The utility model discloses a low-carbon treatment device for environmental protection engineering construction, which structurally comprises a dust removal unit and a water washing unit, the dust removal unit comprises a water washing barrel, an arc-shaped pipe and a fixed block are arranged on the inner wall of the water washing barrel, a spray head is arranged on the arc-shaped pipe, and a filter plate is arranged on the fixed block; the reaction unit comprises a reaction barrel, and a fixing frame is arranged on the inner wall of the reaction barrel. When the flue gas cleaning device is used, flue gas is introduced from one side in the washing barrel, water sprayed by the spray head adsorbs dust particles and then enters the other side in the washing barrel, the dust particles which are not in contact with the water in the flue gas are further filtered by the filter screen, and the cleaning brush sweeps the filter screen to prevent blockage while the flue gas circulates; through double clamping of water washing and physical filtering, dust particles in flue gas are removed, omission caused by single filtering is avoided, the situation that the adsorption effect reaches a saturated state during water washing is avoided, dust particles which cannot be effectively attached are prevented from escaping, and the dust removal effect of the device is improved.

The invention relates to the technical field of numerical control machine tools, in particular to an oil mist collecting device for a numerical control machine tool. The clamping dust removal units are symmetrically arranged and are connected with the mounting shell; the oil mist recovery unit is arranged on the inner side of the mounting shell, connected with the clamping dust removal unit and used for being matched with the clamping dust removal unit to complete oil mist absorption and complete automatic storage of the absorbed oil mist; wherein the oil mist recovery unit comprises an air exhaust assembly, a scraping recovery assembly and a push-pull transmission control assembly, by arranging the oil mist recovery unit and cooperating with the clamping dust removal unit, rapid disassembly and assembly between the equipment and the numerical control machine tool can be achieved, oil mist on the inner side of the numerical control machine tool can be rapidly absorbed, and the oil mist recovery efficiency is improved. The oil mist absorbing device can absorb oil mist, can also clean and collect the filtered oil mist in the absorbing process, can prevent operators from frequently cleaning equipment, ensures the sealing performance of the equipment during use, and further ensures the effectiveness of the equipment for absorbing the oil mist.

The invention provides a recycling and smashing device for PVC plate production. The recycling and smashing device comprises a base, a smashing shell, a feeding shell, a dust removal unit, a collecting and buffering mechanism, a discharging dustproof belt and a feeding dustproof belt. A rack is fixedly installed on the top side surface of the base and provided with a sealing shell and a driving assembly. The crushing shell is detachably mounted at the top end of the sealing shell; the feeding shell is detachably mounted at the top end of the crushing shell, and a feeding dustproof belt is arranged at an inlet port of the feeding shell; the dust removal unit is installed on the side surface of the feeding shell. Under the action of the arranged dust removal unit, dust overflow in the crushing process is effectively reduced, the dust concentration of the working environment is reduced, meanwhile, the treated and collected dust is discharged into the feeding shell again, waste is avoided, the cost is reduced, an air cylinder automatically cleans a filter screen cylinder through a scraping ring, blockage is prevented, and the service life of a filter screen is prolonged; the hydraulic cylinder is driven to temporarily store and automatically discharge the materials under the action of the collecting and buffering mechanism, manual intervention is reduced, and the continuous operation capacity is improved.

This utility model discloses a material collection device for a mining loader, relating to the technical field of mining loader technology. It includes a conveyor frame and a support frame. The conveyor frame has a material collection frame fixedly installed on its left side. A base is provided on the bottom surface of both the conveyor frame and the material collection frame. A belt conveyor is installed inside the base. There are two supports, fixed to the front and rear sides of the top surface of the material collection frame. The top surface of the supports is connected to the bottom of a motor frame. A motor is mounted on the top surface of the motor frame, and the motor's output shaft is connected to the top of a rotating dispersing and mixing frame inside the support frame. Dust removal units are provided on both the front and rear sides of the material collection frame. This material collection device for the mining loader effectively disperses lumpy materials through the dispersing and mixing frame, preventing feed blockage. It employs a dual dust removal system combining negative pressure filtration and atomized dust suppression, significantly reducing operational dust pollution. An adjustable height limit device is provided to restrict the height of the material to prevent excessively high stacking and potential safety issues.

The utility model relates to a multi-chamber body strip steel sanding line which comprises a dust removal unit, a sand blowing high-pressure fan unit and a sanding chamber body consisting of a plurality of sanding units and a high-pressure fan sand blowing dust removal chamber, the multiple sanding units are sequentially arranged in series in the advancing direction of a steel belt, and each sanding unit comprises a sanding chamber and a dust removal chamber communicated with the sanding chamber. The high-pressure fan sand blowing dust removal chamber is mounted on one side of the sanding unit and communicates with the interior of the sanding unit; the sand-blowing high-pressure fan unit is arranged on the high-pressure fan sand-blowing dust removal chamber and is used for blowing air into the high-pressure fan sand-blowing dust removal chamber; the dust removal unit is installed on the outer side of the sanding chamber body and used for removing dust. The utility model has the effects of reducing the usable area of a workshop, saving energy, reducing the emission of dust-containing waste gas and improving the environment of the workshop.

The utility model relates to the technical field of venturi wet dust removers, and discloses a venturi high-efficiency demisting wet dust remover unit, which comprises a fan section, a cyclone separation and rotation breaking demisting section, a venturi structure section and a mud scraper water tank section, the cyclone separation and rotation breaking demisting section is assembled at the bottom of the fan section, and the cyclone separation and rotation breaking demisting section is assembled at the bottom of the mud scraper water tank section. The venturi structure section is assembled outside the cyclone separation and rotation breaking demisting section, the mud scraper water tank section is assembled at the bottom of the cyclone separation and rotation breaking demisting section, and assembling mechanisms are uniformly distributed among the fan section, the cyclone separation and rotation breaking demisting section, the venturi structure section and the mud scraper water tank section. According to different sites and requirements, the Venturi efficient demisting wet-type dust removal unit can cope with different combined structures, then the overall applicability of the unit is greatly improved, and meanwhile, the better water mist treatment capacity is achieved through direct butt joint of multiple modularization and optimal configuration of the efficient demisting section.

This invention discloses a tunnel segment removal device, comprising a removal unit, a soil-carrying unit, and a traction unit. The removal unit includes a mounting base movably disposed within the tunnel along a front-to-back direction, with a mounting bracket on the mounting base. Multiple robotic arms are mounted on the mounting bracket and are detachably connected to the tunnel segments within the tunnel. The soil-carrying unit is located at the front of the mounting bracket and includes two soil-carrying components arranged in a left-to-right direction. Each soil-carrying component has an upward-facing mounting groove, and the opposite sidewalls of the two mounting grooves are interconnected. The orientation of the two soil-carrying components in the left-to-right direction is adjustable. The traction unit drives the mounting base, enabling it to move along a front-to-back direction. This invention removes tunnel segments within the tunnel using multiple robotic arms, carries loose soil from the removed segments using the mounting grooves, and uses the traction unit to move the removal unit and transport the segments out of the tunnel. This method offers high removal efficiency and low safety risks.

This invention discloses a photovoltaic module frame removal device, comprising a short-side removal unit and a long-side removal unit formed at the frame removal station. The long-side removal unit includes a side-support wheel module for gradually supporting the long frame from its first end, and a moving module for driving the side-support wheel module to move from the first end to the last end of the long frame. The long-side removal unit also includes a first-end auxiliary module linked with the side-support wheel module, wherein the first-end auxiliary module includes a constraint seat and a shifter. This invention, on the one hand, through the coordinated movement of the constraint seat and the side-support wheel module, gradually peels the long frame from the module while maintaining a consistent peeling angle, significantly reducing the probability of deformation of the module caused by the long frame during peeling and effectively improving the stability of peeling quality; on the other hand, by keeping the peeling point and constraint point aligned with the long side of the module as a reference, it improves the flatness of the long frame after removal, not only saving frame removal space but also significantly increasing the success rate of long frame detachment and recovery.

The utility model belongs to the technical field of dust removal, and particularly relates to rapid dust removal environmental protection equipment which comprises a dust removal box and an air inlet pipe, the air inlet pipe is fixedly connected to the left end in the dust removal box, the right end in the dust removal box is fixedly connected with an exhaust pipe, and the inner end and the outer end of the dust removal box are connected with dust removal mechanisms. The dust removal mechanism comprises dust removal units and a disassembly and assembly unit; and the dust removal units are arranged at the inner and outer ends of the dust removal box. When the environment-friendly equipment capable of rapidly removing dust is used, a water pump and a motor are started, an output shaft of the motor rotates to drive fan blades to rotate to suck external air containing dust into a dust removal box, meanwhile, water at the bottom end in the dust removal box is sucked into a connecting pipe through the water pump, then enters a spraying head and is sprayed out downwards, and dust in the air entering the dust removal box is removed; and then the spray water containing dust falls onto the filter plate, is filtered by the filter plate and then remains at the bottom end of the dust removal box to be pumped out by the water pump again.

Provided is an elevator guide rail cleaning device that can control the amount of chemical solution supplied and has a high cleaning effect. [Solution] The cleaning device comprises: i) a device base 40 configured to be movable on a guide rail; ii) an injection unit 5 having a nozzle 50 arranged so that its injection port faces the guide section of the guide rail, and in an operating mode, supplying chemical liquid to the nozzle 50 to inject the chemical liquid onto the surface of the guide section; and iii) a control unit that controls the operation and non-operation of the injection unit 5. iv) a removal unit 6 having scrapers 61, 63 that can be brought into contact with and separated from the surface of the guide section, and in an operating mode, bringing the scrapers 61, 63 into contact with the surface of the guide section to remove deposits from the surface of the guide section as the device base 40 moves.