105results about How to "Realize detachable installation" patented technology

The present invention discloses a sample production apparatus and a sample production method of a layered rock-soil body sample. The sample production apparatus is characterized by comprising a first layer sample production device and a plurality of second layer sample production devices, wherein the first layer sample production device and the second layer sample production devices are movably connected, the first layer sample production device comprises a sample production base (1), universal cylinders (2) and an auxiliary cylinder (3), the sample production base (1), the universal cylinders (2) and the auxiliary cylinder (3) are sequentially and movably connected from bottom to top, the second layer sample production device comprises a sample production auxiliary top cover (9) and the two universal cylinders (2) arranged in an up-and-down manner, the sample production auxiliary top cover (9) and the two universal cylinders (2) are sequentially and movably connected from bottom to top, the connection surfaces of the movable connections are respectively provided with an annular concave groove (8), and O-shaped rubber gaskets (4) are arranged inside the annular concave grooves (8). According to the present invention, with the apparatus and the method, the densities of each layer of the rock-soil body sample can be accurately controlled, such that the accurate and reliable test result can be obtained when the unidirectional freeze thawing cycling test, the penetration test, the compression test and other tests of the layered rock-soil body sample are performed.

The invention discloses a clothes ironing machine comprising an ironing board (1), a support rod assembly (2) and a rotary support assembly (3). The ironing board is connected to the support rod assembly through the rotary support assembly, the rotary support assembly is capable of pivoting between the folding position and the unfolding position, the rotary support assembly folds towards the support rod assembly at the folding position to enable the ironing board to attach onto the support rod assembly vertically, and the rotary support assembly unfolds outwardly and supports the ironing board at the unfolding position to enable the ironing board to tilt forwardly relative to the support rod assembly. The clothes ironing machine further comprises a hanger (4) which is detachably mounted at the top end of the support rod assembly, and the ironing board can be detachably and horizontally mounted on the hanger. The ironing board structure can meet various ironing needs of flat ironing, hanging ironing, post-rotational tilted hanging ironing and the like of users by only mounting and dismounting the ironing board structure manually and easily, operation is facilitated, and satisfaction level in user experience and comfort level are high.

The invention discloses a filtering device of a flocculation washing machine and the flocculation washing machine. The filtering device includes a housing (10) forming a filtering cavity (1); a filtering core (2) is arranged in the filtering cavity (1); the filtering core (2) is detachably arranged in the filtering cavity (1) through a support frame (3); and certain gaps are formed between the filtering core (2) and the bottom surface and the top surface of the filtering cavity (1) respectively so as to hold inflowing water and outflowing water. According to the invention, the certain gaps are formed between the filtering core and the bottom surface and the top surface of the filtering cavity respectively, contact between the filtering core and the inner wall of the housing can be avoided, the inflowing water is sucked by the filtering core, and water discharged by the filtering core can flow smoothly; the gaps can form a water inlet cavity and a water outlet cavity, and then the inflowing water can contact all the upper side surface and the lower side surface of the filtering core; and the filtered water can be discharged by all the parts of the filtering core, and the filtering speed can be increased. The filtering device is simple in structure, is remarkable in effect, and can be promoted and used.

The invention discloses a table tennis ball picking device, and the device comprises a rack, a displacement mechanism, ball picking mechanisms, a ball collection mechanism, a control mechanism, a photographing mechanism, and a power mechanism. The rack is used for installing all parts. The displacement mechanism is installed at the bottom of the rack, and comprises a first drive motor and a longitudinal traveling wheel in transmission connection with the first drive motor. The displacement mechanism also comprises a second drive motor and a lateral traveling wheel in transmission connection with the second drive motor. The device is provided with two sets of ball picking mechanisms, and the two ball picking mechanisms are respectively disposed at the front and rear ends of the rack in the movement direction of the longitudinal traveling wheel. The ball collection mechanism comprises a ball feeding channel installed at a downstream side of a ball feeding plate, a screw blade disposed in the ball feeding channel, and ball collection frames which are located at two ends of the ball feeding channel. The invention also provides an automatic photographing device based on the above device. The path of the table tennis ball picking device is simplified, and the table tennis ball picking device achieves many functions.

The invention relates to the technical field of domestic appliances, and discloses a split-type juicer adopting a detachable blade module. The split-type juicer comprises a main juicer body, a base and the blade module; the main juicer body comprises a juicer cup lid and a juicer cup body; a mounting groove is formed in the base, and internally provided with a motor rotor and a working module, andthe working module comprises a switch module, a power module, an internal control module and an external control module; the blade module comprises a blade fixing bracket, a bottom plate, a rotary shaft, juicing blades, annular magnet rotors, annular bearings and fixing rings. According to the split-type juicer, through the arrangement of the fixing rings, the blade module is detachably mounted in the juicer cup body and the juicer cup lid in a flexible interference fit mode, and the split-type juicer has the advantages of being convenient to clean, capable of guaranteeing hygiene and high inpracticability.

The invention discloses an edge cutting device for shoe sole processing for shoe production. The device comprises a base plate, a mounting frame is fixedly mounted at the top of the base plate, an electric telescopic rod is mounted at the top of the mounting frame in a penetrating mode, a first mounting plate is fixedly connected to the movable end of the electric telescopic rod, a second connecting plate is arranged at the bottom of the first mounting plate, and a die-cutting rule is fixedly mounted at the bottom of the second connecting plate. According to the edge cutting device for shoe sole processing for shoe production, a storage barrel, a supporting mechanism, an electric telescopic rod, a first mounting plate, a lower die, a first connecting plate, a second connecting plate, the die-cutting rule, a cut-off tool, a discharge port, a second mounting plate and a fixing rod are matched for use, to the cut leftover materials can be recycled and collected, the leftover materials canbe recycled, material waste can be prevented, energy conservation and environmental protection are achieved, the leftover materials can be recycled conveniently, and meanwhile the situation that theleftover materials remain near the lower die, and edge cutting work is affected is avoided.

The invention discloses a fastening-free modular heat dissipation device easy to disassemble and assemble. The fastening-free modular heat dissipation device comprises a heat dissipation support and aplurality of fan modules detachably installed in the heat dissipation support, each fan module comprises a fan body, a first fastening plate detachably arranged on the side face of one side of the fan body, and a second fastening plate detachably arranged on the side face of the other side of the fan body. Clamping grooves are formed on the inner walls of the front end face and the rear end faceof the fan body correspondingly, clamping blocks in snap joint with the clamping grooves are arranged on the outer walls at the two sides of the first fastening plate and the outer walls at the two sides of the second fastening plate correspondingly, and the first fastening plate and the second fastening plate are both detachably connected to the heat dissipation support. According to the fastening-free modular heat dissipation device easy to disassemble and assemble, the disassembly and assembly operation of the heat dissipation device in a server can be conveniently and efficiently achieved,the operation and maintenance operation efficiency is improved, and the labor burden of the operation and maintenance personnel is reduced. The invention also discloses a server which has the above beneficial effects.

The invention discloses a breather valve for a mask. The breather valve comprises a valve cover, a membrane and a mounting base. The mounting base comprises an inner clamping plate, and an inner ring table is arranged on the upper surface of the inner clamping plate. A guiding column is arranged in the center of a lower through hole, a plurality of connecting rods are arranged between the outer surface of the guiding column and the inner surface of the lower through hole and annularly distributed on the outer surface of the guiding column so as to support and fix the guiding column, and air outlet channels are formed between the adjacent connecting rods. A through hole is formed in the middle of the membrane, and the guiding column is sleeved with the membrane which can slide along the guiding column so as to control opening and closing of the air outlet channels. The valve cover comprises a circular outer clamping plate with the middle provided with an upper through hole, a cylindrical outer ring table which stretches upwards is arranged on the outer clamping plate and surrounds the upper through hole, a sealing plate for sealing the upper through hole is fixedly mounted on the top of the outer ring table, and air outlets are formed in the side portion of the outer ring table. An external thread is arranged on the outer surface of the inner ring table, and an internal thread matched with the external thread of the inner ring table is arranged on the inner surface of the upper through hole of the outer clamping plate.

The invention discloses an elastic barb medical bone screw which comprises an outer nail and elastic barb components and is characterized by also comprising elastic reset components and an inner nail;the outer nail is provided with an inner cavity; the elastic reset components are arranged at the bottom of the inner cavity of the outer nail; each elastic barb component comprises a mounting columnand an elastic piece and is arranged in the inner cavity of the outer nail; the upper end of each elastic reset component is in contact to the lower end of the corresponding mounting column; the lower end of the inner nail is in contact to the upper ends of the mounting columns; each mounting column is provided with an elastic piece receiving groove; one end of each elastic piece is connected with the corresponding elastic piece receiving groove; the other end of each elastic piece is popped up relative to the corresponding mounting column; elastic piece popup openings face the inner nail; the side wall of the inner cavity is provided with popup holes through which the corresponding elastic pieces are propped up, and the positions and amounts of the popup holes correspond to the positionsand amounts of the elastic pieces. The bone screw provided by the invention is firm to mount and convenient to disassemble and take out.

The invention discloses a coal cutter rocker arm cooler and a method. The cooler comprises a first cooler and a second cooler, wherein the first cooler and the second cooler are detachably mounted ina rocker arm of a coal cutter. The first cooler comprises a first support frame, a first cooling pipe and a fixed support. The first support frame comprises a first flange cover plate, a first circular cover plate, a first connecting rod and a first tip part which is arranged on the first circular cover plate. The second cooler comprises a second support frame and a second cooling pipe. The methodcomprises the following steps of 1, mounting the first cooler in the rocker arm of the coal cutter; 2, mounting the second cooler in the rocker arm of the coal cutter; and 3, cooling the rocker arm of the coal cutter. The coal cutter rocker arm cooler is reasonable in design and low in cost. Because an idler wheel and a bearing are arranged in an idler gear transmission system of the rocker arm of the coal cutter, disassembly and assembly are convenient, maintenance is easy, a large amount of maintenance time is saved, the labor intensity of workers is relieved, and the practicability is high.

The invention discloses a device for eye moxibustion. The device comprises an eyeshade, an end cover and a shell which are sequentially connected, wherein the eyeshade is detachably connected to the end cover through an elastic piece; the inner part of the end cover is fixedly provided with three fixing rings which are used for installing the combustion bin at positions corresponding to the eyes of the human body and the Shangen acupoint between the eyes, and the extending directions of the combustion bins are vertical to the eyeshade; and the top end of the end cover is provided with a plurality of ventilation grooves, and the top end of the end cover is in sliding connection with a ventilation plate used for covering the ventilation grooves. The eye moxibustion device disclosed by the invention is simple in structure and convenient to disassemble and assemble, can adjust the combustion temperature of moxa cones in the moxibustion device so as to improve the comfort level of eyes, also enlarges the moxibustion range on the eyes, and greatly improves the moxibustion effect on the eyes.

The invention discloses a light outer enclosure wall body and an installation method. The wall body comprises a light board (1) serving as an outer wall body main body, a keel (2) arranged on a building wall body, a fixing piece (6) arranged on the light board (1), and a rod supporting device arranged on the keel (2) and used for being connected with the fixing piece (6). According to the light outer enclosure wall body, the light board (1) and the keel (2) are used for achieving main body installation of the external wall body, the light board (1) and the keel (2) are detachably installed through the fixing piece (6) and the rod supporting device, and therefore assembly type light external wall board installation is achieved.

The invention provides a plasma air purifier with the air direction adjustable. The plasma air purifier comprises a body and a base. The body is provided with an air inlet, a coarse filter screen, a plasma generator, an active carbon filter screen and an air outlet device in sequence along an air flowing path, wherein the coarse filter screen, the plasma generator and the active carbon filter screen can be detachably installed on the body. The air outlet device comprises a rotary knob, an oscillating rod, a pull rod, a linkage rod, two fixed side plates and one or more strip-shaped fan plate, wherein the two fixed side plates are fixedly installed on the two sides of the air outlet of the air purifier respectively, the middle portions of the end surfaces of the two ends of the strip-shaped fan plate are installed on the two fixed side plates respectively in a rotating mode, the edge of the end surface of one end of the strip-shaped fan plate is installed on the linkage rod in a rotating mode, the two ends of the pull rod are installed on the oscillating rod and the linkage rod respectively in a rotating mode, and the oscillating rod is installed on the rotary knob and oscillates back and forth along the rotary knob. The plasma air purifier is good in purifying effect, and the air outlet direction can be changed according to needs.

The invention discloses an automatic liquid changing device for a computer numerical control machine tool. The automatic liquid changing device for the computer numerical control machine tool comprises a liquid changing box body, a circulating mechanism and an installation protection mechanism, wherein a base is fixedly installed at the bottom of the liquid changing box body, four moving wheels are fixedly installed at the bottom of the base, and the installation protection mechanism is installed on one side of the liquid changing box body; the liquid changing box and a machine tool box are detachably and fixedly installed through the installation protection mechanism, the machine tool box is fixedly installed at the bottom of the computer numerical control machine tool, the top of one side of the machine tool box communicates with the input end of a computer numerical control machine tool cooling system through a liquid inlet pipe, and the output end of the computer numerical controlmachine tool cooling system communicates with the bottom of one side of the machine tool box through a liquid return pipe; and water pumps are arranged on the liquid inlet pipe and the liquid return pipe. The automatic liquid changing device is simple and reasonable in structure, automatic liquid changing is achieved, operation difficulty is reduced, the liquid changing time is shortened, liquid changing energy consumption and cost are low, and moving flexibility of the liquid changing device is improved; and meanwhile, stability during liquid changing is guaranteed through the installation protection mechanism, so that liquid changing leakage is avoided.

The invention discloses a refrigerator glass door body, and relates to the technical field of refrigerator production. The refrigerator glass door body comprises an upper decoration strip, a lower decoration strip, a left decoration strip, a right decoration strip, a door lining and a cover plate. The upper decoration strip, the lower decoration strip, the left decoration strip and the right decoration strip mutually enclose a rectangular frame structure. The two sides of the frame structure are connected with the door lining and the cover plate correspondingly, so that a hollow box structureis integrally formed in an enclosing way. One side of the box structure is connected with a glass plate assembly; a permanent magnet is fixed on one side of the cover plate; an annular connecting groove is formed in the surface of the cover plate; the glass plate assembly comprises a glass plate; a glass fixing plate attracted by the permanent magnet is adhered to one side of the glass plate; flanges are arranged on the periphery of the glass fixing plate; the flanges are inserted into the connecting groove; and the glass fixing plate is attached to the cover plate. According to the refrigerator glass door body provided by the invention, the glass cover plate is attracted by the permanent magnet on the cover plate, so that the glass plate is detachably installed, and the problems that an existing glass door body is inconvenient to produce, and the production efficiency is affected are solved. Meanwhile, the maintenance convenience and the maintenance cost are improved.

The invention discloses an air purifier, and relates to the field of air purification. The air purifier comprises a base and a top seat arranged right above the base, wherein a cylindrical filter frame body is arranged between the base and the top seat, the base is sleeved with a dirt collecting frame, and a motor and a cylindrical transmission frame are arranged in the middle of the lower end ofthe top seat; fan blades and a cleaning rod are arranged outside the cylindrical transmission frame, a purification shell is arranged in the middle of the upper end of the top base, and a purificationchip is arranged in the purification shell. The air purifier is simple in structure, convenient to operate and low in cost. The filtering frame body can be mounted detachably, so that the inner and outer end walls of the filtering frame body are conveniently cleaned, and it is convenient to clean while the filtering performance of the filtering frame body is guaranteed. Conversion of supporting columns and moving wheels at the bottom of the purifier is achieved, and it is convenient to transfer the purifier while the purifier is placed and supported stably.

This application relates to a slag removal device for rotary drilling and dry drilling construction. A rotary drilling rod is rotatably connected to the drilling rig. A helical blade is fixed at the lower end of the rotary drilling rod. A slag cleaning rubber cover is set on the rotary drilling rod. The slag cleaning rubber cover includes the bottom plate and the side wall. The rotary drilling drill pipe runs through the bottom plate. Several groups of micro holes are opened through the bottom plate and the side wall. The limit ring is integrally fixed on the rotary drilling drill pipe. The upper end face abuts. In this application, a slag-removing rubber cover is set on the rotary drilling rod. The slag-removing rubber cover is composed of a bottom plate and a side wall. Microholes are opened on the bottom plate and the side wall. Therefore, when the rotary drilling drill rod is located inside the foundation pit, As the drilling rig continues to lift the rotary drill pipe, the slag-removing rubber cover filters the mud inside the foundation pit, the water in the mud continuously flows out from each group of micropores, and the sand in the mud is continuously trapped inside the slag-cleaning rubber cover , so the suspended sand in the mud inside the foundation pit can be filtered out, which ensures the quality of the pile foundation in the later construction process.

The invention provides a plug-in main keel for construction, which includes a main keel base body, and the main keel base body is surrounded by an upper top plate, a lower bottom plate, a left side plate, a right side plate, a front end plate and a rear end plate to form a hollow cuboid structure , two inclined stiffener plates are arranged symmetrically inside the main keel base, one side of the stiffener plate is connected with the upper top plate, and the other side of the stiffener plate is connected with the lower bottom plate , the two stiffener plates form a "V"-shaped structure. The front end plate of the main keel base is provided with an insertion falcon, and the rear end plate of the main keel base is provided with an insertion slot matching the shape of the insertion falcon. The plug-in main keel for building of the present invention has the advantages of simple structure, light weight, easy installation and convenient length adjustment.

The invention provides an essential oil aromatherapy device. The device comprises a base, a power supply, a control panel, a switch, an outer circular shell, an inner circular shell, a balancing weight block, an essential oil bottle, an air pump and an air pressure balancing pipe, the control panel and the power supply are arranged in the base, the bottom of the outer circular shell is connected with the base, the inner circular shell is slidably arranged in the outer circular shell, the balancing weight block is fixedly connected with the bottom of the inner wall of the inner circular shell,a first electrode is arranged on the outer wall of the inner circular shell, a second electrode is arranged on the inner wall of the outer circular shell, the air pump is electrically connected with the first electrode, and the power supply is electrically connected with the second electrode; the essential oil bottle and the air pump are fixedly connected with the interior of the inner circular shell, the air suction hole of the air pump is communicated with the mouth of the essential oil bottle, one end of the air pressure balancing pipe extends to the position below the liquid surface of theessential oil bottle, and a first through hole and a second through hole are sequentially formed in the inner circular shell and the outer circular shell. The essential oil aromatherapy device has the advantages of being better in anti-falling performance, simple in structure, less in energy consumption, and convenient to control essential oil concentration.

The invention belongs to the field of construction and building materials, and discloses a detachable open type invisible protective net which comprises an upper frame rail, a lower frame rail and netpieces. The upper ends and the lower ends of the net pieces are connected with the upper frame rail and the lower frame rail; the upper frame rail comprises an upper main section strip, the upper main section strip comprises an upper connecting portion and an upper body, the upper connecting portion is used for fixing the upper main section strip, the upper body is used for being connected with ahang groove member, and the hang groove member is connected with the upper body by bolts; the lower frame rail comprises a lower main section strip, the lower main section strip comprises a lower connecting portion, a lower body, bearing grooves and a butting structure, and the butting structure is positioned above the bearing grooves; the net pieces comprise nets, upper clamp rods which are clamped with the hang groove member are arranged on the upper portions of the nets, and lower clamp rods which are clamped with the bearing grooves are arranged on the lower portions of the nets. The detachable open type invisible protective net has the advantages that the detachable open type invisible protective net can be quickly detached and recovered; personnel can access the detachable open typeinvisible protective net to carry out outdoor equipment mounting and maintaining, personnel escape and rescue and the like on the premise that the detachable open type invisible protective net is notdestroyed and use functions of the detachable open type invisible protective net are not deteriorated; the construction cost, the use cost and the maintenance cost of the detachable open type invisible protective net in late periods can be reduced.

The invention discloses a solar lamp convenient to mount and maintain. The solar lamp is characterized by comprising a housing (1), a lamp body (2) and a storage battery (3) arranged in the housing (1), wherein an annular groove (9) is formed in the upper surface of a polygonal lamp top cover (4); an annular convex edge (11) is arranged at the mounting end of a lamp supporting rod (10) for fixing the housing (1); the annular convex edge (11) is placed in the annular groove (9), covered with an annular cover plate (12) and then fixed by a plurality of bolts. The solar lamp convenient to mount and maintain, provided by the invention, can be detachably mounted, and is convenient to mount and maintain, long in service life, simple in structure and low in cost.

The invention discloses a low-cost practical fire extinguishing bomb power device ignition system. The system comprises a combustion chamber, a spray pipe and an igniter, wherein the combustion chamber and the spray pipe are detachably and fixedly connected, the igniter is arranged between the combustion chamber and the interior of the spray pipe, a spray pipe plug cover is detachably fixed on theigniter, the outer ring of the spray pipe plug cover is detachably connected to the connecting end between the combustion chamber and the spray pipe, the spray pipe plug cover can cover the space between the igniter and the inner wall of the spray pipe, a ring of annular shear ring is also prefabricated on the spray pipe plug cover, and the fracture force of the annular shear ring is smaller thanthe injection force of gas flow. The separation mode of the igniter provided by the invention abandons the design of connecting an igniting system by a conventional detachable plug, eliminates the connection mode that a conventional igniting system needs to be unlocked and separated, saves the complicated mechanical action that the plug falls off, is simple and practical in connection structure,and can greatly reduce the system cost.

The invention belongs to the technical field of oral care products, and particularly relates to a water pick. Comprising a nozzle, an oral irrigator handle, a water tank, an oral irrigator nozzle mounting structure for detachably mounting the nozzle at the water outlet end of the oral irrigator handle, a water tank mounting structure for detachably mounting the water tank at the water inlet end of the oral irrigator handle, and a nozzle mounting mechanism for detachably mounting the nozzle between the oral irrigator handle and the water tank, when the oral irrigator needs to be used, the nozzle is installed at the water outlet end of the oral irrigator handle through the oral irrigator nozzle installation structure, the nozzle is disassembled through the oral irrigator nozzle installation structure after the oral irrigator is used, and the nozzle is installed between the oral irrigator handle and the water tank through the nozzle installation structure to be stored, so that the nozzle is prevented from being exposed in the air for a long time; and meanwhile, the nozzle is contained in the water tank, so that the air purifier is attractive in appearance, convenient to carry and very convenient to use.

The invention discloses a large-stroke four-degree-of-freedom rigid-flexible coupling mechanical arm. The large-stroke four-degree-of-freedom rigid-flexible coupling mechanical arm comprises a linearsliding table, an electric rotating table, a rigid arm body and a flexible arm body, wherein the lower end of the electric rotating table is fixedly connected to a sliding plate on the linear slidingtable, the upper portion of the electric rotating table is rotationally connected to one end of the rigid arm body through a rigid arm joint motor transmission mechanism, and the other end of the rigid arm body is rotationally connected to the flexible arm body through a flexible arm joint motor transmission mechanism. According to the large-stroke four-degree-of-freedom rigid-flexible coupling mechanical arm, the rigid arm body is formed by splicing, so that the weight of the rigid arm body is easier to reduce, the inertia is reduced, the weight of the rigid arm body and the control over thewhole four-degree-of-freedom mechanical arm are more convenient to balance, deformation is not prone to occurrence in the stress direction, and meanwhile the joint structure is easier to design, manufacture and install; and in the flexible mechanism motion planning and vibration active suppression in the intelligent manufacturing research, the replaceability of the joint structure is higher, the design of the joint structure is simplified through the spliced mechanical arm, the transmission efficiency is improved, and the weight is reduced.

The invention discloses a modular sewage treatment system. A water inlet pipe is arranged on an axial top end face of a barrel body and a water discharging pipe is arranged on an axial bottom end sidewall of the barrel body; a settlement plate is arranged between the water inlet pipe and the water discharging pipe in the barrel body; a plurality of baffle plates are arranged on the settlement plate; plate surfaces of the baffle plates are vertical to the plate surface of the settlement plate; a through hole is formed in one end, far away from the water inlet pipe, on the settlement plate; thedirection of the plate surfaces of the baffle plates is vertical to the flowing direction of sewage on the settlement plate; a submersible electric pump is arranged on the water discharging pipe in the barrel body; an input end of the submersible electric pump is communicated with the inner part of the barrel body below the settlement plate and an output end of the submersible electric pump is communicated with the water discharging pipe; an aerator is further arranged on an inner wall of the barrel body located below the settlement plate; a thread connection pipe is arranged at an opening end of a conical body structure at the bottom of the barrel body; a collection barrel sleeves on the thread connection pipe through a thread. Sewage treatment equipment is arranged between a water discharging opening of factory water discharging equipment and an underground pipeline and is used for carrying out primary treatment on sewage, so that the blocking of the underground pipeline can be effectively prevented.

The invention discloses a cyclone redistribution denitration reactor for flue gas in order to solve the technical problem of poor mixing uniformity of flue gas and ammonia gas at present. The cycloneredistribution denitration reactor for flue gas comprises a flue gas inlet tube, an ammonia spraying and mixing device connected with the flue gas inlet tube, a catalytic reaction device, a connectingflue gas tube connected between the ammonia spraying and mixing device and the catalytic reaction device and a flue gas outlet tube connected with the catalytic reaction device, a cyclone device is connected between the flue gas inlet tube and the ammonia spraying and mixing device, the cyclone device comprises an outer cyclone tube, an inner cyclone column and a plurality of arc-shaped flow guiding plates having a spiral curved shape, the plurality of arc-shaped flow guiding plates are circumferentially arranged on the inner cyclone column at intervals and are arranged obliquely, and the outside edges of the flow guiding plates are connected and fixed to the outer cyclone tube. The cyclone device arranged on the cyclone redistribution denitration reactor for flue gas enhances the mixingdegree of ammonia gas and flue gas, so the improvement of the denitration efficiency of the denitration reactor is facilitated.

The invention relates to the technical field of electrical automation, and particularly to a self-control type lifting device for electrical automation equipment. The lifting device comprises an electrical equipment body and a base, the base is arranged at the lower end of the electrical equipment body, the upper end face of a support structure is in contact with the bottom end face of the side wall of the electrical equipment body, a plurality of sets of vertical plates are arranged at the upper end of a mounting plate, the top ends of the vertical plates are all fixedly connected with the lower end of a connection rod, an air pressure power assembly comprises a telescopic cylinder, a driven rod, a hinge, a power rod assembly and a power rod, the power rod assembly comprises two power rods and a support shaft, sliding wheels are connected with both the two side walls of the driven rod, and the inner side face of the hinge is in contact with the surfaces of the sliding wheels. The self-control type lifting device for the electrical automation equipment can achieve movement through a reasonable structure, great vibration is avoided, safe ground getting off can be achieved, the phenomenon of breaking of a damaged machine does not exist, and structures are connected reasonably to achieve removable installation.

The invention discloses straw mixing equipment for processing a rice straw decoration plate. The equipment comprises: an outer cylinder, wherein a placing cavity is defined by the outer cylinder, an inner peripheral wall of the placing cavity is provided with a supporting part, and the supporting part is provided with balls; an inner cylinder, wherein a stirring cavity is defined by the inner cylinder, a flange is arranged on the outer circumferential wall of the inner cylinder, and the flange is located above the balls and abuts against the balls; a first driving mechanism, wherein the firstdriving mechanism is connected with the inner cylinder so as to drive the inner barrel to rotate; and a stirring base, wherein the stirring base is arranged above the inner cylinder, a second drivingmechanism is arranged on the outer cylinder, the second driving mechanism is connected with the stirring base to drive the stirring base to move up and down, a stirring shaft is arranged on the stirring base, stirring blades are arranged on the stirring shaft and located in the stirring cavity, a third driving mechanism is arranged on the stirring base, and the third driving mechanism is used fordriving the stirring shaft to rotate. Reverse rotation of the inner cylinder and the stirring shaft can be achieved by starting the third driving mechanism and the first driving mechanism, so that thestirring and mixing effect is improved.

The invention discloses a novel mask which comprises a mask body.A breather valve is installed on the mask body.The two ends of the mask body are connected with ear shields which can shield the ears respectively.The middle of the mask body is supported outwards to form a gas buffer area.An exhaust opening is formed in the lower portion of the mask body.An installation base comprises an inner clamping plate and an inner annular table.The inner annular table is arranged inside the exhaust opening in a sleeved mode from the inner side of the mask body and penetrates out.A guiding column is arranged in the center of an inner through hole.A plurality of connecting rods are arranged between the outer surface of the guiding column and the inner surface of the inner through hole and annularly distributed on the outer surface of the guiding column to support and fix the guiding column.An air outlet channel is formed between every two adjacent connecting rods.A through hole is formed in the middle of a membrane, the guiding column is sleeved with the membrane, and the membrane can slide along the guiding column so as to control on-off of the air outlet channel.A valve cover comprises an outer clamping plate and an outer annular table.A sealing plate is arranged on the top of the outer annular table.An air outlet is formed in the side portion of the outer annular table.The outer clamping plate is screwed to the inner annular table so that the outer clamping plate and the inner clamping plate clamp the mask body.

The invention provides an ultrasonic scalpel surgical instrument which comprises a driving sliding block, a rotating shaft and an ultrasonic scalpel head, the ultrasonic scalpel head comprises a scalpel head mounting base and a scalpel rod connected to the scalpel head mounting base, the scalpel rod is sleeved with a rotating fixing sleeve, and the scalpel head mounting base is sleeved with an opening and closing fixing sleeve; the rotating fixing sleeve is detachably connected to the rotating shaft, and the opening and closing fixing sleeve is detachably connected to the driving sliding block. By means of the ultrasonic scalpel surgical instrument, detachable installation of the ultrasonic scalpel head can be effectively achieved, the detachable disposable use of the ultrasonic scalpel head and the scalpel rod and the actual requirement for repeated use of the driving base are met, the use cost of the surgical robot instrument is greatly reduced, cross infection caused by repeated use of the ultrasonic scalpel is avoided, and moreover, the requirement for quick disassembly and assembly of the ultrasonic scalpel in a surgery is met, and the surgery efficiency is improved.