199results about How to "Achieve immobilization" patented technology

The invention discloses a heavy metal fixing agent and an in-situ repair method for heavy metal contaminated soil. The heavy metal fixing agent comprises sulphur-containing compound solution and an iron-containing compound, wherein iron element in the iron-containing compound is mixed with the sulphur-containing compound solution in a solid-liquid ratio of 1kg: 20L to 1kg: 1L to obtain the heavy metal fixing agent. According to the heavy metal fixing agent, the liquid-solid ratio of the iron-containing compound to the sulphur-containing compound solution is proper, the mass concentration of the sulphur-containing compound solution is reasonable, and trithione triazine trisodium salt can form a stable vulcanization-chelation coprecipitate with heavy metal ions in soil, thus achieving the effect of fixing heavy metals; and the iron-containing compound is conducive to weaken combination of plant root system secretion and the heavy metals in soil, and stabilize the effect of fixing the heavy metals. The heavy metal fixing agent is capable of fixing the many heavy metal ions in soil simultaneously, high in the stability of fixing for the heavy metals, and capable of reducing the contents of the heavy metals in soil in a short time.

The invention relates to demagnetizing and crushing integrated equipment and particularly relates to demagnetizing and crushing integrated equipment of electronic information storage equipment. The technical problem to be solved by the invention is to provide the demagnetizing and crushing integrated equipment of the electronic information storage equipment, by which information can be thoroughly destroyed. In order to solve the technical problem, the invention provides such demagnetizing and crushing integrated equipment of the electronic information storage equipment; the demagnetizing and crushing integrated equipment comprises a rack, a demagnetizing box, a demagnetizing coil, a motor, a cam, a first roller, a lifting rod, a first baffle, a first spring, a stirring rod, a guide plate, crushing boxes and the like; the rack is provided with the demagnetizing box and the two crushing boxes; the crushing boxes are located at the left and right sides of the bottom of the demagnetizing box; and a through hole is formed in the top of the demagnetizing box. By using the demagnetizing and crushing integrated equipment, the sufficient demagnetization and crushing of electronic information equipment are realized; and the lifting rod is provided with a circular collecting plate for collecting electronic information equipment with small size in order to prevent the equipment from falling onto the cam and the motor.

The invention relates to the technical field of electronic product storage or packaging, in particular to an electronic product packaging box. The electronic product packaging box comprises a box bodyand a box cover and further comprises a support gasbag, a support, a fixed gasbag and at least one lifting mechanism. The support gasbag is provided with a gas inlet and a telescopic pipe which is used for communication of the support gasbag and the fixed gasbag. The telescopic pipe is provided with an exhaust check valve. The support comprises a support bottom plate and two fixed side plates, and a reset part is connected between the support bottom plate and the box body. The two fixed side plates are arranged on a pair of side edges of the support bottom plate symmetrically, and at least one fixed side plate is provided with a first rack. The fixed gasbag is provided with an exhaust opening and comprises two side gasbag bodies and two top gasbag bodies, and the two ends of each top gasbag body communicate with the two side gasbag bodies correspondingly. The lifting mechanism comprises a gear and a second rack. According to the scheme, electronic products can be taken out conveniently, and deformation of cartons is prevented.

The invention relates to an injection section combination building template, which comprises at least more than two building templates made of a plastic material and is characterized in that a frame is arranged at four sides of each building template; connection holes are formed in the frame; various connection holes are connected through connection pins; a fastening locking head is arranged on the head part of each connection pin; the building template in the proposal is made of the plastic material and has the advantages of light weight, no corrosion, long service life and low cost; the building template is not stuck with concrete and can be recycled for many times; when being used, various building templates are flatly arranged; the connection holes on various building templates correspond with each other; the connection pins are inserted into the connection holes; the connection pins rotary so that the fastening locking heads on the head parts of the connection pins are clamped on the inner frame of the frame to fix; and various building templates are connected with each other together. According to the proposal provided by the invention, various building templates are mutually combined together in a matched manner through pin holes; and the building templates are simple in structure, convenient to install and easy to disassemble.

The invention relates to an extruded aluminum section die used in an automobile condenser tube. The aluminum section die is used for the extrusion forming of the automobile condenser tube. A 'cross core insert' type male die (1) is embedded into a 'fork type' female die (2) to form a 'sub-die', and two or more than two 'sub-dies are inserted into a main body die (3) to form a 'main-slave die' together with the main body die (3). A split flow bridge (1.2) is formed in the center of a feeding face of the 'cross core insert' type male die (1); handle parts (1.4) are formed at the left side and the right side of the split flow bridge (1.2); a groove (2.4) is formed by longitudinally milling the center of the feeding face of the 'fork type' female die (2); a die cavity (2.1) formed by hard alloy blocks (2.2) is inserted into the center of the bottom of the groove (2.4), and the center of the bottom of the groove is transversely milled to form a caulking groove (2.5); the split flow bridge (1.2) separates the groove (2.4) into a front and a rear 'open' split flow holes (1.1); after the 'sub-die' is assembled into the main body die (3), a hermetical welded chamber is formed at the 'open' split flow holes (1.1). The die can reduce the stress on the die during extrusion, enhance the production efficiency of the die, and lead wear resistance of the die to be better.

The invention discloses a fixing and protection device for a target sphere of a three-dimensional coordinate tracker. The fixing and protection device comprises a magnetic sphere base, wherein a magnetic groove is formed in the magnetic sphere base, the groove is used for fixing an objective target sphere, a plurality of horizontal threaded through holes are formed in the periphery of the magnetic sphere base, a bolt is arranged in each threaded through hole, one end of each threaded through hole is positioned in the groove, the lower part of the magnetic sphere base is connected with a vertical rotating shaft, the lower end of the rotating shaft is connected with a rotating block in a movable manner, the rotating shaft rotates around its axis, a horizontally-arranged fixed rod is sleeved in the rotating block, and the rotating block rotates around the axis of the fixed rod; and the lower parts of the fixing rod are connected with fixed bases. The fixing and protection device can guarantee the use of the magnetic sphere base, can further adjust angular positions of the objective target sphere so as to meet different requirements, and improves the measurement efficiency.

The invention discloses an auxiliary fixture for drilling multi-size mechanical hardware. The auxiliary fixture comprises a drilling platform, two clamping mechanisms are arranged on the two sides ofthe middle of the upper end of the drilling platform, the two clamping mechanisms are symmetrically arranged, each clamping mechanism comprises an arc-shaped central plate, the two ends of each arc-shaped central plate are provided with rectangular notches, arc-shaped clamping plates are movably inserted into the rectangular notches, U-shaped steel plates are welded to the inner sides of verticalplates of L-shaped steel plates, installation circular blocks are fixed to the middles of the inner sides of the U-shaped steel plates, and the ends, away from a rotating disc, of screw rods are fixedly connected with rotating blocks. According to the auxiliary fixture for drilling multi-size mechanical hardware, the angles of the arc-shaped clamping plates can be freely adjusted according to different diameters of different hardware, the fixing effect on hardware with different sizes is achieved, the variability and the adjustability are high, the application range is wide, fixing is more stable, the fixing effect is good, the practicability is strong, and popularization is facilitated.

The invention discloses a smoke suppression low-odor modified asphalt coiled material coating material, a preparation method thereof and a modified asphalt coiled material. The coating material comprises matrix asphalt, a softening agent, a free radical scavenger, a metal organic framework compound, an inorganic adsorption material, a reaction type odor inhibitor, a high polymer modifier, tackifying resin, rubber powder and a filler. According to the invention, the free radical scavenger is added, so that a small molecule volatile gas generated by free radical reaction is reduced; the metal organic framework compound can be used for efficiently selectively adsorbing polycyclic aromatic hydrocarbon sulfur-containing thiophene substances and reducing the emission of the polycyclic aromatic hydrocarbon sulfur-containing thiophene substances; the inorganic adsorption material is used for reinforcing the interaction between volatile organic matters and the asphalt matrix, so that the overall emission is reduced; the reaction type odor inhibitor reacts with mercaptan in the asphalt, and the emission of the mercaptan as one of peculiar smell sources and hydrogen sulfide is reduced. The test result shows that smoke-inhibiting and odor-removing active ingredients are added, the flue gas volatilization amount of the modified asphalt coating material is reduced by more than 80% at 180 DEGC, and pollutant emission and peculiar smell source emission are remarkably reduced.

The invention discloses a modularized algae multiplication method including the steps such as egg attaching, transplanting and species alternating. A dragging protruded ball is arranged on a conveyor belt integrated with a specified assembly line. Tail end covers are arranged at two ends of the chained conveyor belt. Reserved grooves are formed in the tail end covers to accommodate the dragging protruded ball. A lifting table is arranged near a lateral face of the chained conveyor belt. A reciprocating pushing plate is arranged near the top of the lifting table. Parallel sliding grooves are reserved on the upper surface of the lifting table. A soaking sliding-groove container is arranged near the lifting table and on one side of the lower portion of the reciprocating pushing plate. The soaking sliding-groove container is provided with a water tank capable of containing liquid; and one side edge opening of the water tank extends outside near the lifting table. Thereby, the modularized algae multiplication method has the advantages that splicing and assembling are quick, egg attachment can be controlled, requirements on splicing accuracy are low, mass fishing reef arrangement application is suitable, operation is facilitated extremely, and labor is saved.

The invention discloses a surface polishing device for an integrated circuit copper clad laminate, and the device includes a base, two brackets, two conveying devices and a support plate, the two brackets are fixedly connected with the upper end of the base, the two conveying devices are fixedly connected with the brackets, and the support plate is fixedly connected with the middle part of the upper end of the base. The copper clad laminate does not need to be manually placed on the polishing device one by one in the polishing process through the conveying devices, so that the labor can be saved, the labor cost can be reduced, and the working efficiency can be improved. Through the cooperation of a reciprocating screw rod and a polishing sleeve, the surface of the copper clad laminate canbe completely polished, so as to avoid polishing dead corners and improve the polishing effect. The copper clad laminate is firmly sucked by a suction cup to achieve a fixing function, and at the sametime, the copper clad laminate is fixed before polishing through the cooperation of a clamping device, so that sliding during polishing is avoided and the polishing effect is guaranteed.

The invention provides an airbag-type cold compress splint fixing device, which includes an airbag module, a delivery tube module, a fixing plate and a pump module; the airbag module includes a fixing structure, and a through hole is designed on the front surface of the airbag module Corresponding through holes are designed on the rear end of the pipe; the delivery pipe module includes a main pipe, a branch pipe and a flow divider. One end of the main pipe is sealed and fixed with the pump module, and the other end is sealed and fixed with the main pipe interface on the flow divider. One end of the branch pipe is sealed and fixed with the branch pipe interface of the diverter, and the other end is sealed and fixed with the through hole on the airbag module; the fixed plate is designed as a strip plate, and the fixed plate is fixed on the outer surface of the airbag module. On the surface; the pump module includes a water pump and an air pump; the purpose of the present invention is to use the airbag and splint to fix the patient's fracture position, and at the same time, the airbag can perform cold compress on the patient's fracture position.

The invention discloses an alga multiplication device assembling ship which comprises a ship body. An assembly line device is mounted on the ship body. Guide grooves are arranged on the lateral sides of the ship body. Chained conveying belts are arranged on the assembly line device and protruding traction protruding balls are processed on the conveying belts. Tail end covers are arranged at two ends of the chained conveying belts, and reserved grooves for allowing the traction protruding balls to pass are processed on the tail end covers. Lifting platforms are arranged near to the lateral sides of the chained conveying belts, and reciprocate pushing plates are arranged near to the upward sides of the lifting platforms. Parallel sliding chutes are processed on the upper surfaces of the lifting platforms. Soaking sliding chute containers are arranged on one sides, below the reciprocate pushing plates, near to the lifting platforms. Each soaking sliding chute container is provided with a water tank capable of storing liquid and an edge opening on one side of each water tank extends outwards to be near to each lifting platform. Parallel sliding chutes are processed on the surfaces of the outward-extending edge openings, and extend to the bottoms of the water tanks along the side walls of the water tanks. The alga multiplication device assembling ship has the advantages of novel structure, rapidness in slicing and assembling, low requirement on slicing and assembling accuracy, and applicability to fish-shelter application distribution on a large scale.

The invention discloses a detachable yarn barrel for textile machinery. The detachable yarn barrel includes a base, a yarn barrel body and a receiving box, a first supporting seat is slidably arrangedon one side of the top end face of the base, a second supporting seat is welded to the side, on the top end face of the base, facing the first supporting seat, a first connecting shaft is rotatably connected to the top of the end face, opposite to the second supporting seat, of the first supporting seat, an electric telescopic column is arranged on the first connecting shaft, a first extension shaft is inserted into the end, away from the first supporting seat, of the first connecting shaft, the first extension shaft is internally provided with a clamping groove used in coordination with theelectric telescopic column, the first extension shaft is connected with the yarn barrel body, and a second extension shaft is connected with the side, away from the first extension shaft, of the yarnbarrel body. According to the detachable yarn barrel for textile machinery, disassembling of the yarn barrel is convenient, movement of the yarn barrel is convenient, and wide use and promotion can beachieved.

The invention discloses a control device capable of preventing elevator deceleration. The control device comprises an elevator shaft; a car is movably connected to the surface of the inner wall of theelevator shaft; a steel strand is fixedly connected to the top of the car; a top plate is fixedly connected to the surface of the inner wall of the elevator shaft and positioned at the top of the car; the left side of the top of the top plate is connected with a control box through a bolt; the top of the top plate is rotationally connected with a first transmission wheel; a motor is fixedly mounted on the back surface of the first transmission wheel; a second transmission wheel is rotationally connected to the top of the top plate and positioned on the right side of the first transmission wheel; and the steel strand is movably connected to the surfaces of the first transmission wheel and the second transmission wheel. Through cooperation of an electric extension rod, a limiting block, a photoelectric speed sensor, a chute, a spring, a linear speed sensor, a damping plate and a damping spring, the problem of incapability of guaranteeing the life safety of users under emergencies due toa certain potential safety hazards in a traditional elevator is solved.

The invention relates to the technical field of charging devices and discloses an intelligent charging device which is used for the Internet of Things and capable of preventing electric leakage. The intelligent charging device comprises a shell, a charging base is fixedly plugged and connected with the right side of the upper surface of the shell, the lower surface of the charging base is fixedlyconnected with a fixing ring, the lower surface of the fixing ring is fixedly connected with a fixed block, a movable opening is formed in the center of the upper surface of the fixed block, an air cavity is formed in each of the two sides of the inner wall of the movable opening, and an air vent is formed in the upper surface of the inner wall of each air cavity. The intelligent charging device which is used for the Internet of Things and capable of preventing the electric leakage has the advantages that certain support effect is realized on a baffle by virtue of a stop block, when a currentconducting plate is separated from the charging base, the air inside each air cavity is utilized for conveniently enabling a connecting plate to be respectively connected with the current conducting plate and the charging base, certain fixation effect on the current conducting plate is achieved, the current conducting plate is prevented from being contacted with the shell, the effect of preventingthe electric leakage is achieved, and when the current conducting plate is separated from the charging base, the connecting plate is utilized for guaranteeing that the charging base can be continuously electrified, so that usability of the charging base is improved.

The invention discloses a cooling protection device for anti-freezing liquid for a hydraulic support and relates to the technical field of anti-freezing liquid protection. For the problems that existing anti-freezing liquid is difficult to dissipate heat in storage, liquid leakage is caused by instability in the transportation process, and a box cover is not tight, the scheme is provided, the cooling protection device comprises a first box body; two transverse dovetail grooves are formed in the inner wall of the bottom of the first box body, the interiors of the two dovetail grooves are slidably connected with trapezoidal blocks, moving plates are welded to the tops of the trapezoidal blocks, the sides, close to each other, of the two moving plates are fixedly connected with a plurality ofheat conduction blocks, square through holes are formed in the side faces of the moving plates, and the inner walls of the square through holes are rotationally connected with two rotating shafts. The cooling protection device is simple in design and convenient to operate, and heat dissipation of the anti-freezing liquid is facilitated; and by arranging a plurality of springs, the moving plates and transmission ropes, the device is kept stable in the conveying process, and the storage of the anti-freezing liquid is facilitated through the double-seal arrangement.

The invention discloses an integrated circuit copper-clad plate surface polishing device. The polishing device comprises a base, two brackets, two conveying devices and a support plate; the two brackets are fixedly connected to the upper end of the base, the two conveying devices are fixedly connected to the brackets, and the support plate is fixedly connected to the middle of the upper end of thebase. Through the conveying devices, copper-clad plates are not required to be manually placed on a polishing device body one by one during polishing so that manual work can be reduced, the labor cost is reduced, and the work efficiency is improved; through the cooperation between a reciprocating screw and a polishing sleeve, the surfaces of the copper-clad plates can be completely polished to avoid polishing of dead corners, so that the polishing effect is improved; the copper-clad plates are firmly sucked by suckers to achieve a fixing effect; meanwhile, by cooperating with a clamping device, the copper-clad plates are fixed before polishing to avoiding the situation that the polishing effect is affected by slippage during polishing.

The invention discloses a robot capable of implementing underwater vertical climbing. The robot comprises a robot shell, a buoyancy balancing balloon, an observation window, a sensor probe, a water-jet propulsion system, a safety rope, a stabilizing device, a water-jet fixing balloon, a sliding cable, a forced rising balloon and a forced rising switch. According to the invention, the robot keeps overall zero buoyancy by using the buoyancy balancing balloon; under the impetus of the water-jet propulsion system, the robot can hover at any positions in the vertical direction; due to the forced rising safety device, the robot can rise for recycling is ensured.

The invention discloses an air cooler convenient to move, and belongs to the technical field of the air cooler technology. The air cooler convenient to move comprises a case body. The top end of the inner cavity of the case body is rotatably connected with a threaded rod, the outside thread of the threaded rod is sleeved with a threaded plate, and a connecting rod is fixedly arranged at the bottomof the threaded plate; the lower end of the connecting rod is fixedly connected with a lifting box, the bottom of the lifting box penetrates through the baseplate of the case body to extend below thecase body, and the top end of the lifting box is fixedly provided with an limit canister; the back side of the lifting box is provided with a first rotary shaft and a second rotary shaft, a second switch controls a second rotary motor, and the second rotary motor rotates to drive the lifting box up and down so as to make an idler wheel contact with the ground; a first switch controls a first rotary motor to rotate so as to make the idler wheel rotate and drive the air cooler to move. The air cooler has the advantages of achieving an automatically control, and saving manpower during the air cooler movement.

The invention discloses an air conditioner frame welding device which comprises a first fastening plate, a second fastening plate, a third fastening plate and a fourth fastening plate. The first fastening plate and the second fastening plate are symmetrically arranged, and a first movable cavity used for containing and fixing an air conditioner frame workpiece is arranged between the first fastening plate and the second fastening plate; the third fastening plate and the fourth fastening plate are symmetrically arranged, and a second movable cavity used for containing and fixing the air conditioning frame workpiece is arranged between the third fastening plate and the fourth fastening plate; the first movable cavity can be communicated with the second movable cavity, a second jetting deviceused for jetting cooling carbon dioxide is arranged below the fourth fastening plate, a first jetting device and the second jetting device are arranged symmetrically, and the first jetting device andthe second jetting device both comprise a sprayer, an air injection pipe and a storage cavity; the storage cavities are communicated with the air injection pipes; the sprayers are arranged on the airinjection pipes. The cooling speed is reduced, and soldering tin is in a heating state, so that crystals in the soldering tin are gradually enlarged; finally, cracks can be prevented from being generated on a weld joint.

The invention discloses a building small pushcart convenient for unloading materials. The building small pushcart convenient for unloading the materials comprises a supporting seat; a third supportingrod and a first electric telescopic rod are fixedly connected to the top end of the supporting seat in sequence from left to right; and a second supporting rod and a first supporting rod are movablyconnected to the top ends of the third supporting rod and the first electric telescopic rod through rotating shafts. According to the building small pushcart convenient for unloading the materials, asthe third supporting rod and the first electric telescopic rod are fixedly connected to the top end of the supporting seat in sequence from left to right, and the second supporting rod and the firstsupporting rod are movably connected to the top ends of the third supporting rod and the first electric telescopic rod through rotating shafts, the first electric telescopic rod is enabled to extend upwards to realize an automatic material unloading effect by using a first telescopic control key when people need to unload the materials in a material collection hopper; and the problem that the workload of people is greatly increased because existing small pushcarts all need people to powerfully lift the handle to enable materials in material collection hoppers to fall off is solved.

The invention discloses a slotted hole for connection of high-stability pipe fittings and a machining method thereof. A mother tube and a son tube are included. The mother tube is composed of a main tube, open slots, an annular groove, fixing grooves and fixing screw holes. The open slots are inlaid on the upper side and the lower side of an opening on the left side of the main tube. The annular groove is formed on the inner side of the open slots. The middle of the annular groove is connected with the fixing grooves. Each fixing groove is composed of a straight groove and buckle grooves, wherein the straight groove is connected with the annular groove, and the lower side of the straight groove is provided with the buckle grooves; the fixing screw holes are formed on the upper side and thelower side of the fixing groove. The fixing screw holes are inlaid in the main tube. The son tube is composed of a metal tube and buckles. The buckles are welded to the upper side and the lower sideof the metal tube. Each buckle is composed of a metal block. The slotted hole for connection of the pipe fittings are machined through the five steps of measuring, slotting, drilling, welding, and polishing grinding.

The indoor heat exchanger installing structure for a vertical air conditioner includes a lower air guide unit on the base board, indoor heat exchanger supporting bars below the lower air guide unit, vertically extending orifice plates at two ends of the indoor ehat exchanger, sucking air guide unit with fixing plate to prevent the orifice plates from moving backwards, upper air guide unit with indoor heat exchanger supporting bars, and front orifice plate fixing sheet, Thus, the indoor heat exchanger is set among the upper and lower air guide units and the sucking air guide unit, is connected firmly without need of connector, is easy to assemble and disassemble, and produce no jiggle during its operation.

The invention discloses an agricultural irrigation device which comprises a road surface. A pressing plate is installed on the surface of the road surface, the pressing plate is a rubber plate, an extrusion rod is fixedly connected to the position, away from the road surface, of one side of the pressing plate, a water pipe is connected to the end, away from the pressing plate, of the extrusion rod, and the top of the water pipe communicates with a conveying pipe; the end, away from the water pipe, of the conveying pipe communicates with a water storage tank, and rainwater collected through thewater storage tank directly flows into a drip irrigation device, so that the utilization rate of the rainwater is increased, and the purposes of energy conservation and environmental protection are achieved; the end, away from the conveying pipe, of the water pipe communicates with the drip irrigation device, and the drip irrigation device comprises a circular pipe; and water dripping holes are evenly formed in the surface of the circular pipe, and the outer side of the circular pipe is sleeved with a fixing ring. The invention relates to the technical field of irrigation. According to the agricultural irrigation device, the problem that the water dripping holes are blocked by soil is effectively solved, the rainwater can be collected and recycled, and the agricultural irrigation device is more energy-saving and environment-friendly.

The invention discloses a fixture polishing device for wooden furniture processing, in accordance with that present invention, Including base, a first groove is formed in the inside of the base, A first motor and a rotating shaft are arranged in the first groove, one end of the rotating shaft is movably connected with the first groove, the other end of the rotating shaft penetrates the first groove and is fixedly connected with a fixed disk, One end of the top of the base is fixedly connected with a support frame, a second groove is arranged in the support frame, a fixing seat is arranged in the second groove, a hydraulic pump is fixedly connected with the bottom end of the fixing seat, a sliding groove is arranged at the other end of the top of the base, a transmission seat is arranged inthe sliding groove, and a polishing device is fixedly connected with the top end of the transmission seat. The fixture polishing device for wooden furniture processing achieves the effect of rotatingthe fixed plate by setting a first motor and a rotating shaft, and can smoothly process the circular furniture, and achieves the fixing function of the furniture by setting a hydraulic pump and a pressing plate, and facilitates polishing. The fixture polishing device comprises a first motor and a rotating shaft.

The invention relates to the technical field of garden trimming tools and discloses a branch trimmer for an urban garden. The branch trimmer includes a left trimming component, a fixing rotary shaft is movably sleeved with the left trimming component, a right trimming component is movably sleeved with one side of the left trimming component through the fixing rotary shaft, fixing cavities are formed in both the left trimming component and the right trimming component, and positioning springs are movably sleeved with the fixing cavities. According to the branch trimmer for the urban garden, through arrangement of connecting grooves, connecting blocks on the positioning springs are convenient to place, correspondingly the positioning springs act on the left trimming component and the right trimming component, and therefore positioning rods are connected to the grooves through the connecting blocks, so that the positions of the connecting blocks are fixed to prevent the branch trimmer from falling during use. Moreover, in cooperation with adjusting pieces acting on fixing plates, correspondingly the fixing plates drive the positioning rods on the fixing plates to move, and therefore the positioning rods are detached from the connecting blocks, so that the positioning springs are replaced, and an effect of providing convenience for use is achieved.

The invention discloses a spine auxiliary corrector for orthopedics department, and particularly relates to the field of orthopedics department. The spine auxiliary corrector comprises slide rail typespine track auxiliary supporting mechanisms, and each slide rail type spine auxiliary pressing mechanism is slidably connected to the inner part of the corresponding slide rail type spine track auxiliary supporting mechanism; and the sliding rail type spine track auxiliary supporting mechanisms and the sliding rail type spine auxiliary pressing mechanisms are arranged in a one-to-one correspondence mode. By arranging the sliding rail type spine track auxiliary supporting mechanisms and the sliding rail type spine auxiliary pressing mechanisms, a first sliding rail type peripheral attaching frame and a sliding rail type clamping movable groove are connected to an inner cavity of a sliding rail type track frame limiting outer groove in a sliding mode, so that a first supporting type spine pressing side plate and a second supporting type spine pressing side plate draw the spine of the patient along the track of a spine sliding rail type track frame, and the convenience and efficiency ofadjuvant therapy of the spine of the back of the patient are relatively improved.

The invention relates to the field of integrated suspended ceiling decoration equipment, and discloses an integrated suspended ceiling fixing structure, which is used for connection and fixing between a profile and a buckle plate or another profile, including a fixed base plate set or connected to the profile and a fixed base plate connected to the fixed base plate A fixed splint, the fixed base is provided with a slot with an opening facing one side of the fixed base, one end of the fixed splint is provided with a clamp that is connected to the slot, and the other end is used to cooperate with the fixed base to fix the buckle or Another profile. The fixed structure of the integrated ceiling is equivalent to the existing triangular keel, through the connection and cooperation of the fixed base plate and the fixed splint to form a clamping force on the buckle plate or another profile, so as to achieve the effect of fixing. It can be connected to the profile as an independent component, or it can be installed on the profile as a part of the profile structure. It has a wide range of applications and further reduces the limitations of profile design.

The invention discloses a modular algae multiplication device which comprises a sinking frame and an attaching sheet which can be installed in the sinking frame, wherein the sinking frame adopts a prismatic structure; an upright on the lateral surface of the sinking frame is provided with a positioning hole in a run-through manner; the bottom of the sinking frame is provided with a platform and the platform is provided with a fixed groove; the top of the sinking frame is provided with a limiting beam and the limiting beam is provided with a fixed groove; the fixed grooves take the shape of a horn mouth and the openings of the horn mouths face to the outside of the sinking frame; the top of the sinking frame is provided with a limiting convex ball and the bottom surface of the sinking frame is provided with a limiting blind hole which can be matched with the limiting convex ball; the surface of the attaching sheet is provided with a concave pit; one side of the attaching sheet is provided with a wedge-shaped front edge; and the edge of the attaching sheet is provided with a connecting hole. The modular algae multiplication device has the advantages of stability for arrangement, good algae species attaching effect, high multiplication efficiency, capability of regulating density of multiplication population and species density as required, high splicing and assembling speed and difficulty in oxygen deficiency.

The invention discloses a negative-pressure fastening correction-type skull traction device capable of being intelligently regulated and controlled. The device comprises a center connection part, a traction bow, a communicating vessel, a negative pressure generator, a fixing screw and a fixing cushion block. The center connection part comprises a cylindrical shell, an MCU chip, connection ports, abuilt-in wifi module and a battery, the communicating vessel is located above the center connection part, and the negative pressure generator is connected to the exterior of the communicating vessel;the upper end of the traction bow is connected with the connection ports separately, the fixing cushion block is connected to the lower end of the traction bow, and a pressure sensor is arranged in the fixing cushion block; the fixing screw horizontally penetrates through the fixing cushion block, the interior of the fixing screw is hollow, and a suction hole is formed in the inner wall and connected with the communicating vessel through a hose. According to the device, the aim of fastening the fixing screw is achieved through negative-pressure suction, the internal pressure can also be monitored through the pressure sensor in real time, and accordingly whether or not the fixing screw is loosened is judged.