102results about How to "Inject evenly" patented technology

The invention discloses an injection device which comprises a shell provided with a first limiting part; the radial wheel can be rotationally arranged in the shell in the first direction and is provided with a second limiting part; the clutch is provided with a third limiting part and a fourth limiting part and can be switched between a first axial position and a second axial position, the fourth limiting part is always matched with the second limiting part for limiting, and when the clutch is located at the first axial position, the third limiting part is matched with the first limiting part for limiting, so that the clutch and the shell are fixed; when the clutch is located at the second axial position, the third limiting part is separated from the first limiting part; the push rod and the radial wheel are limited in the circumferential direction, the push rod can axially move relative to the radial wheel, and the push rod axially moves synchronously when rotating in the circumferential direction. The clutch can be combined with or separated from the shell, and during combination, the push rod is indirectly limited, so that the push rod does not generate injection action; during separation, limiting of the shell to the clutch is relieved, and the push rod can conduct injection smoothly. The clutch transmission structure is simple, the number of parts is small, and transmission is simple and reliable.

The invention relates to a breathable device applied to a shoe sole and a preparation method thereof, the shoe sole and a shoe, the breathable device comprises a gasket and waterproof breathable cloth covering the surface of the gasket, a plurality of protrusions are arranged on the surface of the gasket, a plurality of breathable holes are formed in the protrusions, and a plurality of round holes are formed in the periphery of the waterproof breathable cloth. A gasket is arranged on the peripheral edge of the waterproof breathable cloth in an overlapped mode and integrally formed with the gasket through the penetrating round holes. A mold A is adopted for manufacturing a semi-finished inner ring part, then the inner ring part is put into a lower mold of a mold B, TPU materials are injected into the mold B, the TPU materials flow into a groove of the inner ring part and the peripheral edge of a mold cavity of the lower mold of the mold B, and meanwhile the TPU materials penetrate through round holes of waterproof breathable cloth to flow into an annular groove of an upper mold of the mold B; the inner ring part, the waterproof breathable cloth and the secondarily injected TPU material cloth are bonded and integrally formed, the TPU material vertically clamps the peripheral edge of the waterproof breathable cloth, the waterproof breathable cloth and the inner ring part are firmly connected, and the peripheral edge is not prone to delaminating.

The invention discloses an electroosmosis repairing device for waste sludge decontamination and dehydration and a using method thereof.The electroosmosis repairing device comprises a bottom plate, an anode shell and a top plate which are sequentially connected, an electric rotor is arranged on the surface of the side, away from the anode shell, of the top plate, and a cathode electrode is arranged in the anode shell; one end of the cathode electrode extends out of the top plate and is connected with a vacuum water storage barrel which is connected with a vacuum pump; the anode shell and the cathode electrode are connected with a power supply; a sludge collecting barrel is arranged on one side of the bottom plate away from the anode shell; and a plurality of rotating rods and water collecting grooves are arranged on the surface of the cathode electrode. The use method comprises the following steps: pouring the waste sludge and the additive; the sludge is stirred; closing the electric rotor, carrying out electroosmosis treatment, and pumping water in vacuum; stirring at intervals; collecting the slurry; and power-off cleaning. According to the invention, reduction solidification, harmless treatment and resource recovery in the sludge treatment process are combined into an integrated process, so that the engineering efficiency is greatly improved, and the energy loss is reduced.

The invention provides a machining device for an automobile engine bearing cap, and relates to the technical field of automobile production, the machining device comprises a conveying mechanism, the conveying mechanism comprises a fixing frame, a side cover plate is arranged on the outer surface of the fixing frame, wheels are arranged at the bottom of the fixing frame, a turning cover is arranged at one end of the fixing frame, and a clamping mechanism is arranged at the other end of the fixing frame; a sliding rail frame is arranged on the fixing frame, and a slider is arranged on the sliding rail frame. According to the bearing cap machining device, by means of the design of the conveying mechanism and the sliding rail frame, a worker can easily place a bearing cap to be machined on the machining frame, then the machining frame moves on the sliding rail for machining through power transmission of the driving motor and the converter, the complexity of manual operation is reduced through the automatic machining mode, and the machining efficiency is improved. And due to the introduction of the spot welding mechanism, the interface spot welding and oil injection operation become more accurate and efficient, and it is ensured that the machined bearing cover has longer service life and better performance in the using process.

The invention discloses a silica gel product forming mold easy to demold, and belongs to the field of injection molding. Comprising an injection molding box, a plurality of electromagnetic valves are fixedly connected to the lower surface of the injection molding box, a cooling box is arranged below the injection molding box, a box cover is arranged on the upper surface of the cooling box, a plurality of upper molds are fixedly connected to the lower surface of the box cover, and the upper molds communicate with the bottom ends of the electromagnetic valves; a partition plate is fixedly connected to the interior of the cooling box, and a lower mold is fixedly connected to the position, below the upper mold, of the upper surface of the partition plate; when the device is used, a silica gel material to be subjected to injection molding is put into the injection molding box, the electromagnetic valve is opened, so that the molding material is injected between the lower mold and the upper mold for injection molding, after injection molding is completed, the knob can be held by hand to drive the screw rod to rotate, and the injection molding box and the box cover are controlled to ascend together, so that the lower mold and the upper mold are separated; and the demolding function can be achieved conveniently.

The utility model relates to an ultrahigh-pressure rubber hose joint structure, which is characterized in that a rubber hose joint is firmly connected with a rubber hose through curing glue, a steel wire winding rubber hose and a lining steel ring, so that the purpose of drawing resistance and pulling-out resistance of the joint is achieved. In the joint structure, the outer side of an inner-layer rubber pipe of a rubber interlayer is sleeved with a spiral conical surface protective sleeve which is gradually closed up from the outer end to the inner end to lock the rubber interlayer, and a high-pressure-resistant pipe wall is arranged on the outer side of the spiral conical surface protective sleeve; the inner side of the connector body is in a step-shaped sleeve shape, an anti-retreat tooth-shaped groove is machined in the inner wall of each layer of step sleeve, the inner side wall of each anti-retreat tooth-shaped groove is sleeved with the high-pressure-resistant pipe wall, curing glue is injected into a cavity between the inner wall of the connector body and the high-pressure-resistant pipe wall after sleeving, and an anti-retreat groove is formed in the outer side of the connector body, and the distance between the anti-retreat groove and the inner side of the connector body is equal to that between the inner side of the connector body and the high-pressure-resistant pipe wall.

The invention discloses continuous semi-solid pulping equipment and process. The continuous semi-solid pulping equipment comprises a forming mechanism; the conveying mechanism is mounted at the bottom of the forming mechanism; the melting mechanism is mounted at the top of the forming mechanism; the gas injection mechanism is mounted on the surface of the forming mechanism; and the air inlet end of the air exhaust mechanism communicates with the top of the forming mechanism. The invention aims to solve the technical problems that in the using process of existing semi-solid pulping equipment, gas injection is not uniform easily, slurry nucleation is not uniform due to the fact that gas injection is not uniform, the size of a crystal nucleus is not uniform, and finally liquidity difference is caused.

The invention provides an airborne folding wing unmanned aerial vehicle launching adjusting device. The airborne folding wing unmanned aerial vehicle launching adjusting device comprises a launching cylinder, a booster, a thrust line adjusting tool, an unmanned aerial vehicle assembly, a plurality of snapping rods and a plurality of cutting-off assemblies. The launch canister has a launch port; the booster, the thrust line adjusting tool and the unmanned aerial vehicle assembly are sequentially arranged in the direction close to the launching opening, and the thrust line adjusting tool comprises a first thrust line adjusting piece and a second thrust line adjusting piece. According to the airborne folding wing unmanned aerial vehicle launching adjusting device, position adjustment of the unmanned aerial vehicle assembly and the booster can be achieved in the adjusting direction perpendicular to the launching direction through the thrust line adjusting tool, the problem that the thrust line cannot be adjusted is solved, the unmanned aerial vehicle assembly is smoothly launched from the launching cylinder, the overall structure is stable, and the overall structure is simple. The unmanned aerial vehicle assembly can be stably limited in the launching cylinder, the unmanned aerial vehicle assembly is prevented from falling off from the launching cylinder in the flying process of the flying mother aircraft, the booster and the aircraft body can be smoothly separated by cutting off the explosive bolt of the assembly, and the tail pushing piece is smoothly started.

The invention relates to the field of lithium carbonate preparation, and discloses a device and a method for preparing lithium carbonate through continuous flow lithium precipitation. The device comprises a first reaction kettle and a second reaction kettle which are used for continuous lithium precipitation reaction and a buffer tank used for aging, a stirring device in the first reaction kettle is provided with an upward pushing type stirring component, and stirring devices in the second reaction kettle and the buffer tank are provided with downward pushing type stirring components, so that the flow velocity of materials can be slowed down in the reaction process, and the reaction efficiency is improved. And the lithium carbonate with better granularity can be obtained. The lithium carbonate is prepared by adopting the device, the quality and the yield of the lithium carbonate are improved through two-step continuous lithium precipitation and one-step aging process, and the whole process method is high in continuity, simple, convenient and controllable, and is convenient for large-scale industrial production.

The utility model relates to the technical field of marine pulping, in particular to a biological enzyme fermentation waste paper pretreatment device which comprises a lifting column, a mounting plate is fixed on one side of the lower portion of the lifting column, a hollow shaft motor is mounted on the mounting plate, and the upper portion of a rotating shaft of the hollow shaft motor is connected with a rotating connector. The upper portion of the rotating connector is connected with the bio-enzyme liquid box through a hose, the lower portion of a rotating shaft of the hollow shaft motor is connected with a hollow rotating shaft through a coupler, a hollow transverse rod is connected below the hollow rotating shaft, and the lower portion of the transverse rod is connected with a plurality of liquid outlet rods with small holes. Compared with the prior art, the liquid outlet rod is inserted into a paper pile through the lifting column, and the liquid outlet rod rotates and stirs while discharging liquid through the rotating motor, so that biological enzyme liquid is uniformly injected into the waste paper pile, and the waste paper is subjected to fermentation pretreatment.

The invention relates to the technical field of product oil conveying, in particular to a product oil branch pipeline injection station pump unit optimization method and system and a storage medium. The method comprises the following steps: respectively acquiring main pipeline pressure and main pipeline elevation difference, and acquiring first pressure according to the main pipeline pressure and the main pipeline elevation difference; oil supply pressure and elevation difference of the branch pipeline are obtained respectively, and injection pressure of the injection station of the branch pipeline injected into the trunk pipeline is obtained according to the oil supply pressure and the elevation difference of the branch pipeline; and according to the first pressure and the injection pressure, the opening or closing condition of each pump in the pump unit of the injection station is judged. According to the method, the elevation difference of a main pipeline and the elevation difference and pressure of a branch pipeline serve as starting and stopping judgment factors of an injection station pump unit, so that potential energy can be effectively utilized; smooth injection of the branch pipeline injection station can be achieved, and the purposes of reducing energy consumption and conveying cost can be achieved.

The invention relates to the technical field of mold processing detection, and discloses an injection mold precision detection system and method.The injection mold precision detection system is characterized in that a data acquisition mechanism, a first control module, a second control module, a visual edge detection module, a third control module and a deformation detection module are mounted in a base of an injection molding mechanism; through the arrangement of the data acquisition mechanism and the inclination angle adjusting mechanism, the area of a plate placed on the top face of the base can be detected through the area detection module, the area and an area value preset by the area presetting module are jointly transmitted to the data comparison module, the data comparison module carries out area comparison judgment, and when the plate area is lower than a set threshold value, the inclination angle adjusting mechanism can adjust the inclination angle when the plate area is lower than the set threshold value. And the comparison result information is transmitted to the first control module, the first control module forms a control instruction, and the inclination angle adjusting mechanism is controlled to deflect through the first control module so as to throw out the plate, so that defective products which do not meet the injection molding conditions can be discriminated and discarded.

The utility model discloses equipment for preparing a hydroxypropyl methyl cellulose coating diaphragm, and belongs to the technical field of preparation of lithium battery diaphragm coatings. A supporting structure is arranged on the upper surface of a supporting plate, the supporting structure is connected with a guiding device through a fixing structure, a lifting table is connected to the guiding device, a scraper is connected to the bottom of the lifting table, a supporting ring is arranged at the upper end of an electric telescopic rod, and a second motor is arranged on the outer side of the supporting ring; a connecting device is arranged on the inner side of the supporting device, a support is arranged on the upper surface of the supporting device, an image collector is arranged on the lower surface of the support, the supporting plate is provided with a liquid storage tank through a second supporting frame, the liquid storage tank is provided with a pressure pump, the pressure pump is connected with a guide pipe, and the guide pipe is connected with a spray head. By adopting the device disclosed by the utility model, the thickness of the coating can be effectively controlled, and the production efficiency of the hydroxypropyl methyl cellulose diaphragm is greatly improved.

The application belongs to the technical field of sand consolidation agent preparation, and particularly relates to a sand consolidation agent and a preparation method thereof. The sand consolidation agent is composed of component A and component B. The component A is composed of the following raw materials: a diphenyl phenolic epoxy resin, hexakis(4-hydroxymethylphenoxy)cyclotriphosphazene, modified nano calcium zirconate, cage octakis(aminophenyl)silsesquioxane, n-butyl glycidyl ether, KH-550 silane coupling agent, polyether amine, fumed silica and defoaming agent. The component B is composed of the following raw materials: polyborosilazane and 2-ethyl-4-methyl imidazole. The cage octakis(aminophenyl)silsesquioxane in the raw material of the sand consolidation agent strengthens the network structure stability through chemical bonding, the hexakis(4-hydroxymethylphenoxy)cyclotriphosphazene realizes thermal stabilization through chemical bonding and physical dispersion, and the modified nano calcium zirconate provides physical support. The three components synergistically improve the heat resistance of the system.

The invention provides a safe medicine injection device for children, and relates to the technical field of medical instruments. The handheld frame is of a U-shaped structure, and the handle base is fixedly installed on the upper portion of the middle of the side wall of the outer end of the handheld frame. A control box is fixedly installed on the handheld frame above the handle base, and a storage battery is embedded in an inner cavity of the handle base. The injection sleeve seat is ingeniously combined with the skin attaching plate, so that stable support is provided for the injection tube, and it is ensured that the device can be tightly attached to the skin of the child during use. The arc-shaped design is adopted for the skin attaching plate, the arc-shaped design is matched with the shape of the arm, the gap between the device and the skin is effectively reduced, and the accuracy and safety of injection are improved. Meanwhile, the injection tube is vertically inserted into a combined structure of the sleeve and the guide jacket, so that the stability of the injection tube is enhanced, the push plate is elastically supported through the arrangement of a lower limiting disc, an upper limiting disc, a buffer rod and a spring, and the stability and comfort in the injection process are further improved.

The utility model discloses an automatic demoulding injection molding device for a router shell, which comprises a concave mould and a convex mould, a demoulding assembly is arranged in each of the concave mould and the convex mould, each demoulding assembly comprises a plurality of ejector rods which are inserted in the concave mould in a sliding manner, the ejector rods are all positioned in a molding part, and the ejector rods are connected with the concave mould in a sliding manner. One ends of the ejector rods are fixedly connected with the same connecting frame, the two sides of the female die are each slidably connected with a connecting column in an inserted mode, one ends of the two connecting columns are fixedly connected to the outer wall of the connecting frame, two springs are fixedly connected between the connecting frame and the female die, and the two connecting columns are sleeved with the two springs correspondingly. According to the injection mold disclosed by the utility model, the demolding assembly is arranged, so that the two molds can form a whole when being closed, the smooth injection molding process is ensured, and a product can be ejected out when the two molds are separated, so that the product is convenient to take.

The utility model relates to the technical field of injection molds, in particular to an injection mold with a quick demolding function, which comprises an upper mold seat and a lower mold seat, an air cylinder is fixedly mounted on the surface of the upper mold seat, a support is fixedly mounted on the bottom surface of the upper mold seat, an upper mold block is fixedly mounted on the bottom surface of the support, and a lower mold block is fixedly mounted on the lower surface of the upper mold seat. An upper die head is fixedly mounted in the upper die block, and a movable plate is slidably connected into the support. According to the utility model, the ejector rod slides in the sliding chute of the upper module, so that the ejector rod realizes vertical and accurate guiding, abrasion or blockage is obviously reduced, the service life of the mold is prolonged, and the product quality is improved. And the guide rods of the movable plate slide in the guide holes, so that the stability and the parallelism are enhanced, and the alignment precision of the mold under pressure or thermal expansion is ensured. Power of the air cylinder directly acts on the moving plate, so that the ejector rod directly applies force to a forming material, demolding is accelerated, the forming period is shortened, the driving efficiency and the response speed are improved, and the production process is effectively accelerated.

The utility model provides a kind of special pressurizing feeding device, it is related to pressurizing feeding field, a kind of special pressurizing feeding device includes barrel, head, discharge assembly and mould assembly, by feeding fan through suction angle seat, and by feeding ball valve to barrel is filled with material, when needing to feed mould, by pressurized air pipe via pressurized angle seat valve to barrel is applied pre-pressure, guarantee the stability of pressure in processing process, make its fast and full feeding process, avoid the occurrence of product material shortage phenomenon, discharge cylinder drives rotary arm to make discharge carousel rotate, cooperate with feeding hose to rapidly hit the material in barrel into mould cavity, improve the flexibility and accuracy of discharge, and can accurately control product gram weight, the setting of observation component, convenient operator observes barrel internal condition anytime, timely makes corresponding adjustment, interference fit between multiple material gun and feeding hose, ensure that material is evenly injected into mould inside, guarantee the quality and consistency of product.

The utility model discloses an anti-clogging screw pile used for a trestle in a complex terrain, which comprises an anti-clogging screw pile body, the anti-clogging screw pile body comprises a pile body, the upper end of the pile body is a pile top, and the lower end of the pile body is provided with a pile tip; the grouting holes are formed in the pile body or the pile tip in a penetrating mode or formed in the pile body and the pile tip; the anti-blocking cover is detachably mounted on each grouting hole; and the prestress bearing part is arranged on the outer surface of the pile body and used for increasing the friction force between the pile body and soil and improving the lateral stability and the bearing capacity of the pile. According to the utility model, blockage in the grouting process can be prevented, and the grouting quality and the construction efficiency are ensured; in addition, the anti-blocking cover can prevent sundries such as soil or gravels in the screw pile from entering the grouting pipeline, the purity of the grouting material is guaranteed, the grouting material can be injected into the screw pile more evenly, and the grouting efficiency and quality are improved.

The invention relates to an anti-seepage liquid spraying device for basement drainage, and belongs to the technical field of basement drainage, the anti-seepage liquid spraying device comprises a mounting base, a material box is arranged on the bottom face, facing a drainage ditch, of the mounting base, anti-seepage liquid is contained in the material box, a spraying pipe is arranged at the bottom of the mounting base, nozzles are arranged at the two ends of the spraying pipe, and the material box communicates with the spraying pipe; a conveying pump is arranged in the material box, the coating pipe is rotationally arranged on a mounting seat, and a first driving part is arranged on the mounting seat; the nozzle is rotationally arranged at the end of the spraying pipe, the rotating axis of the nozzle is coaxial with the spraying pipe, and a second driving piece used for driving the spraying pipe to rotate is arranged on the spraying pipe. The nozzle is in a flat opening shape, the nozzle is located in the splicing seam when the nozzle sprays the anti-permeation liquid into the splicing seam, and after the anti-permeation liquid in the splicing seam is sprayed, the nozzle rotates to be perpendicular to the splicing seam so as to spray the anti-permeation liquid to the two sides of the splicing seam. The method has the effect of improving the dryness of the basement.

The utility model belongs to the technical field of electrolytic bath equipment, and particularly relates to a chitosan electrolysis device capable of controlling the pH value, which comprises a light-avoiding electrolytic tank, a stirring device is arranged in the light-avoiding electrolytic tank, the top of the light-avoiding electrolytic tank is fixedly connected with an electrode anode and an electrode cathode respectively, the bottom ends of the electrode anode and the electrode cathode extend into the light-avoiding electrolytic tank, and the stirring device is arranged in the light-avoiding electrolytic tank. A pH sensor is fixedly connected to the bottom of the photophobic electrolytic tank, the bottom of one side of the photophobic electrolytic tank is communicated with a liquid supplementing barrel used for containing an acetic acid supplementing solution through a flow control part, the flow control part is electrically connected with the pH sensor, the top of the other side of the photophobic electrolytic tank is communicated with a tail gas recovery device, and a constant-temperature heating device is fixedly connected to the side wall of the bottom of the photophobic electrolytic tank. According to the device, the pH sensor and the flow control part cooperate to supplement acetic acid in the liquid supplementing cylinder into the photophobic electrolytic tank, so that the pH value of the electrolyte in the photophobic electrolytic tank is kept in a stable range.

The invention relates to a sliding block diving gate structure capable of being automatically ejected out and an application method, the sliding block diving gate structure comprises a front mold and a rear mold, the front mold is provided with a main runner, the rear mold is provided with a sliding block sliding transversely, and the sliding block is provided with two branch runners connected with the main runner and runner inserts matched with the branch runners; an inclined guide column for driving the sliding block to move is arranged on the front mold, and an inclined guide groove matched with the inclined guide column is formed in the sliding block; according to the injection mold, the insert plays a role in prolonging the ejector rod while playing a role in prolonging the ejector rod, meanwhile, the sliding block is used for separating the runner, locking and unlocking the state of the insert, and adjusting the relative position of the insert and the ejector rod, so that smooth injection molding is guaranteed, and the service life of the injection mold is prolonged. Therefore, the problem that interference exists when the insert and the ejector rod are arranged can be well solved, the structure is reasonable and compact, the automation degree is high, and additional manual intervention is not needed.

The utility model discloses a novel universal shaft assembly, including bottom plate, be provided with fixed subassembly on the bottom plate, the fixed subassembly includes mounting seat, fixed base, bolt, first axle body and second axle body, the mounting seat fixed mounting is at the both ends of bottom plate's top, the fixed base can be detached and installed on the mounting seat, the bolt can be detached and installed between fixed base and mounting seat, first axle body and second axle body are placed on the mounting seat respectively, be provided with disassembly subassembly on the fixed base, the disassembly subassembly includes oil injection pipe, connecting pipe and resist the pole, oil injection pipe fixed mounting is on the fixed base, connecting pipe fixed mounting is on the oil injection pipe, resist the pole sliding connection on the connecting pipe, to solve the background art mentioned in the installation fixed time of current universal shaft, although the traditional method can ensure the firmness of universal shaft, when universal shaft needs to maintain or replace, the more complicated technical problem.

The utility model provides a high-precision rotary spline housing, which relates to the technical field of spline housings and comprises a spline housing body, an annular groove is arranged on the inner wall of the spline housing body and close to the center, and tooth grooves are arranged on the inner wall of the spline housing body and on two sides of the annular groove at equal intervals. An oil guide groove is formed in the position, close to the center, of the inner wall of each tooth groove, an oil injection hole is formed in the position, located in the center of the annular groove, of the surface of the spline housing body, second chamfers are arranged at the positions, located at the edges of the tooth grooves, of one end of the spline housing body, and third chamfers are arranged at the positions, located between the second chamfers, of the end of the spline housing body. Lubricating oil is injected into the annular grooves from the oil injection holes, the lubricating oil in the annular grooves can enter the tooth grooves through the oil guide grooves, the effect of evenly injecting the lubricating oil can be achieved, the effect of improving the lubricity of the tooth grooves and a spline shaft can be achieved, and then the service life of the spline housing body can be prolonged.

This utility model relates to the field of land settlement simulation technology, and discloses a land settlement device for simulating well flow stratified pumping, including a model box, an injection pipe, a pumping pipe, a water pump, a pressure measuring pipe, an earth pressure sensor, and a pore pressure sensor. The model box is cylindrical and is filled with alternating layers of clay and sand. A pumping pipe is installed along the central axis of the model box, and the injection pipe extends into it from the outside to the inside circumferentially. The pumping pipe has a multi-layered casing structure, with sealing airbags between the casings. The inner casing extends to a deeper sand layer, and the outer casing extends to a shallower sand layer. The pressure measuring pipe is installed within the depth range of each of the multiple sand-filled layers. Each casing of the injection pipe is connected to a water pump. Earth pressure sensors and pore pressure sensors are uniformly and symmetrically arranged inside the model box. This utility model aims to construct a geotechnical test chamber and simulate the radial flow field characteristics of a pumping well point through stratified pumping control, providing support for water-based well drilling projects.

The application discloses a geological loosening detection early warning device applied to the geological detection field, which is installed in a crack of the geological body to be monitored and extends up and down along the geological surface, and longitudinally spans multiple cracks. When the geological body deforms and moves, the sliding part drives the corresponding position of the embedded nails or the embedded cylinder to jointly move downward, and the cross-crack rope is pulled. When the geological deformation reaches a moving degree, the cross-crack rope is separated from the embedded cylinder, the upper missing disc or the lower missing disc which loses the limitation automatically rotates under the action of the magnetic force until the upper missing disc and the lower missing disc are aligned at the gap, the light of the laser lamp smoothly passes through the pair of gaps and is emitted to the air, a timely and effective long-distance light warning effect is given to the monitoring personnel, the monitoring personnel can timely prevent the geological body with disaster precursors, and personnel casualty is effectively reduced.

The utility model relates to the technical field of environment-friendly water treatment aeration, in particular to environment-friendly water treatment aeration equipment which comprises an aeration tank, a fixed surface is arranged at the lower end of the aeration tank, a sewage pump and an air pump are arranged on the fixed surface, a water conveying pipe and a water pumping pipe are connected onto the sewage pump, an air pumping pipe and an air conveying pipe are connected onto the air pump, and an air cylinder and a sewage storage tank are arranged on the fixed surface. A first impurity filtering net and a second impurity filtering net are arranged on the sewage storage tank, a mounting pipe is inserted into the air conveying pipe, an aeration head and a damping clamping groove are arranged on the mounting pipe, a guide sliding groove is formed in the air conveying pipe, a locking block is connected into the guide sliding groove in a sliding mode, a connecting frame is arranged on the air cylinder, and a protecting cover is arranged on the connecting frame. The condition that small-particle impurities in sewage are input into the aeration tank to cause blockage of the aeration head is avoided, the replacement convenience of the aeration head on the environment-friendly water treatment aeration device is improved, and external dust particles are prevented from entering the aeration tank.

The invention discloses a fly ash water washing liquid sludge dewatering and block making device, and relates to the technical field of fly ash water washing liquid, the fly ash water washing liquid sludge dewatering and block making device comprises a water washing liquid treatment equipment main body and a controller, the water washing liquid treatment equipment main body comprises a separation assembly, a waste liquid treatment assembly and a block making assembly, and the bottom of the separation assembly is provided with a liquid outlet and a solid outlet; the liquid outlet is matched with the waste liquid treatment assembly, the solid outlet is matched with the block making assembly, a metal recycling assembly is installed between the liquid outlet and the waste liquid treatment assembly, a material extruding assembly is installed between the solid outlet and the block making assembly, the output end of the material extruding assembly is connected with a material pushing assembly, and the material pushing assembly is matched with the block making assembly. The separation assembly can separate solids from liquid, the waste liquid treatment assembly can purify waste water, the block making assembly can dry the separated solids and extrude the solids into blocks, fly ash washing liquid can be pretreated, meanwhile, the separated solids can be made into blocks, and meanwhile the blocks can be made at different degrees according to the humidity of the separated solids.