41results about How to "Not easy to consume" patented technology

The invention relates to a filed track, comprising primary tracks and auxiliary tracks, wherein, the primary tracks are a plurality of longitudinal tracks which are arranged in parallel at the filed with equal row space, the auxiliary tracks are a plurality of tracks which are arranged at the two ends of the filed in parallel, and the end face distances of the auxiliary tracks and the primary tracks are constant; shifters are arranged at the auxiliary tracks, the bottom of each shifter is provided with shifting wheels capable of traveling on the auxiliary tracks, and the upper part of each shifter is provided with a transitional track which is in butted joint with the primary tracks; the height of the transitional tracks is equal to the height of the primary tracks, and the structure of the transitional tracks is the same as the structure of the primary structure. The invention also provides a production operation mainframe capable of operating on the field tracks and a water spray type watering machine. A bracket type agricultural manufacturing machine mainframe is formed by arranging various functional machines at the production operation mainframe scientifically and reasonably. The water machine has even and dense water amount, thereby avoiding the defects that the growth of crops is affected by decreased temperature of the ground, and fertilizer leaks and is lost with the water and can not be absorbed by crops due to broad irrigation.

The invention relates to agricultural machinery, in particular to a multifunctional corn combine harvester for both ears and stalks, which comprises a header including an upper layer and a lower layer. The upper header is an ear picking table, and the lower header is a stalk header. The corn combine harvester for both ears and stalks further comprises an ear harvesting collection box device, a stalk crushing device, a stalk thrower, a stalk baler, an intermediate drive device and a stalk stubble cleaning and returning device mounted on the rear lower portion of a frame and the like. Compared with the prior art, the corn combine harvester for both ears and stalks has the advantages that the functions of corn ear picking, husking and collection, stalk laying, stalk crushing and returning, stalk crushing for feed or industrial materials, and stalk stubble cleaning and returning are achieved on the corn combine harvester, the requirements of different users in different areas can be met, operation functions and cross-area operational adaptability of the corn combine harvester are improved greatly, comprehensive usability of corn stalks is improved greatly.

The invention discloses a production technology for all-cotton yarn-dyed weaving surface and inner layer exchange dobby. The technology comprises a spooling process, a warping-sizing process, a drawing-in process and a weaving process. According to the production technology, a warping-sizing combined technology is adopted, the stability of the sizing percentage can be guaranteed through low-temperature sizing, and a sizing agent which is low in polymerization degree and low in viscosity is mainly used as the sizing agent for low-temperature sizing; the technology of being low in loom speed, early for opening, late for rapier feeding and low in back rest is adopted by a loom, and thus conditions are created for improving the quality of the product and the production efficiency of the loom. After the measures are taken, the problems emerging in the production process are well solved, and good economic benefits are achieved.

The invention provides methods for oxidizing and degrading organic contaminants in water by utilizing a multiphase catalyst to strengthen Fenton technology and relates to methods for oxidizing and degrading the organic contaminants in the water by the Fenton technology, solving the problem that the existing methods for oxidizing and degrading the organic contaminants in the water by the Fenton technology have low efficiency of the Fenton reaction oxidizing capability, self hydroxy free radical consumption of an Fenton reagent and incomplete oxidation and degradation. One method of the invention is carried out according to the following steps of: 1, carrying out pretreatment; 2, adding iron ions and H2O2 solution into a reactor filled with a multiphase catalyst; 3, carrying out solid-liquid separation, namely, completing the oxidation and degradation of the organic contaminants in the water. The other method of the invention is carried out according to the following steps of: 1, carrying out pretreatment; 2, supplying oxygen and adding iron ions and H2O2 solution into a reactor filled with a multiphase catalyst; 3, carrying out aerobic biological treatment; and 4, carrying out solid-liquid separation, namely, completing the oxidation and degradation of the organic contaminants in the water. The two methods for oxidizing and degrading the organic contaminants in the water have the advantages of high efficiency and complete degradation.

The invention relates to a permeable reaction medium for the remediation of nitrobenzene-polluted underground water. The permeable reaction medium is granular and is formed through the cementation of zero-valent iron and straw powder by using a cementing agent; the content of the zero-valent iron and the content of the straw powder are respectively 25-35 mass% and 55-65 mass%; and the content of the cementing agent is 6-11 mass%. According to the permeable reaction medium for the remediation of the nitrobenzene-polluted underground water, the zero-valent iron and the straw powder are selectedas raw materials of a filling medium of a permeable reactive barrier, the zero-valent iron and the straw powder are cemented into a granular shape, and chemical reaction and physical adsorption can be reasonably combined, so that the permeable reaction medium has an excellent treatment effect for nitrobenzene, a short remediation cycle and no secondary pollution; the zero-valent iron and the straw powder are low in price and easy to get; on the premise of reasonable cost, the excellent treatment effect for the nitrobenzene is achieved, and thus, the permeable reaction medium has broad prospects.

The invention discloses an anode special for oxidation of a deep hole aluminum piece hard anode and an oxidation method of the deep hole aluminum piece hard anode. According to a machining method of the special anode, a titanium material TA2 with both better conductivity and strength is adopted, so that good conductivity, corrosion resistance and convenience for clamping are guaranteed, and the requirements for oxidation of the deep hole piece hard anode are met. Since the oxidation of the deep hole hard anode is special, the selection of a material which has good selectivity and that a clamp can be soaked into sulfuric acid solution for long time without being easily dissolved or oxidized is particularly important. The treatment of the special clamp is that: a TA2 titanium plate or titanium wire is subjected to treatment such as welding and then used for the deep hole piece hard anode oxidation clamp. The conduction mode is that power is supplied by the anode. The anode provided by the invention is used for oxidation; the qualification rate of products at one time can be increased by over 98 percent; and the consumption and the production cost of the clamp are greatly reduced while the product quality is guaranteed.

The invention provides a water treating method utilizing ultraviolet rays to synergize with persulphate in ozone catalysis. An embodiment of the water treating method includes: enabling high-purity oxygen to produce ozone by discharging an ozone generator; enabling the ozone to pass through an ozone concentration detector and then enter an ozone contact reactor; ensuring the ozone and a matrix tobe uniformly distributed in a solution through a magnetic stirrer and a microporous aerating head; adding a certain amount of the persulphate into a reaction matrix at one time; and decomposing the rest ozone through an ozone decomposer which is connected with the reactor externally. By the aid of an advanced combined oxidization technology utilizing the ultraviolet rays to synergize with the persulphate in ozone catalysis, atrazine in different water body conditions can be removed efficiently and quickly, and pollutants can be completely mineralized into H2O and CO2 in a short time; by introducing the ultraviolet rays, on one hand, decomposing efficiency and mineralizing efficiency of the ozone are improved, on the other hand, wastewater can be sterilized and disinfected, cost on water treatment is saved, and accordingly the water treating method can be applied to treatment of micro organic pollutants in drinking water, recycled water and even industrial wastewater in the future.

The invention belongs to the technical field of disinfection, and particularly relates to a disinfectant with a composite medium-effect disinfection function. The disinfectant with the composite medium-effect disinfection function, provided by the invention, is prepared by taking a disinfectant, a nano antibacterial material, a stabilizer and a surfactant as main raw materials in a water system. The pH value of the disinfectant is 7-8.5, and the disinfectant comprises 0.5-1.7 parts of a surfactant, 2-12 parts of a disinfectant, 3-10 parts of a stabilizer, 4-10 parts of a nano antibacterial material and 80-100 parts of deionized water. According to the formula and the preparation process adopted by the invention, the stability of the sodium hypochlorite and the nano sol in the water-based disinfectant is improved. Under the action of the surfactant and the stabilizer, the use effect of the disinfectant can be greatly improved. During use, secondary pollution is small, and the problems of inflammability and explosiveness caused by volatilization of alcohol disinfectants in air are solved. The disinfectant can be used as a spray, a lotion and the like, and has a good disinfection effect.

The invention relates to the field of electric telescopic tools, and discloses an electric push rod. The rod comprises an outer tube, an inner tube, a screw, nuts and a driving piece, wherein the twoends of the outer tube are correspondingly provided with a base and an end cover, the screw is arranged in the outer tube, the two ends of the screw are rotationally connected with the base and the nuts correspondingly, the inner tube is coaxial with the screw, one end of the inner tube penetrates into the outer tube from the end cover and is arranged outside the screw in a sleeve mode, the nuts are arranged on the inner tube, the inner tube and the outer tube are in clamped connection in the rotating direction, the driving piece is used for driving the screw to rotate, the nuts comprise a main nut and an auxiliary nut, the auxiliary nut is provided with an inserting hole, the end part, facing the auxiliary nut, of the main nut is inserted into the inserting hole, a gap is reserved betweenthe end surface and the bottom surface of the inserting hole to form an oil storage cavity, the end surface, away from the main nut, of the auxiliary nut is provided with a communicating hole, the inner wall of the communicating hole is provided with an inner thread, the screw is inserted into the communicating hole and is in threaded connection with the main nut, and the screw is in threaded connection and is tightly matched with the internal thread. The rod has the advantages of good lubrication cooling effect and long service life.

The invention discloses an efficient separation device for supercritical extraction, belongs to the technical field of supercritical extraction, and aims to realize that when a driving motor drives threaded blades to separate mixed substances, a magnetic refrigeration block absorbs heat generated by the driving motor, drives hot air to quickly flow upwards, accelerates heat dissipation and improves the separation efficiency. Meanwhile, the ammonium chloride powder and the barium hydroxide octahydrate powder are mixed to react and absorb heat for cooling, so that multidirectional absorption and dissipation of heat are realized, the cooling effect is achieved, the influence of overhigh temperature on separation of mixed substances in the separation tank body is avoided, the separation effect is enhanced, oxygen in the separation tank body is consumed by the palladium carbon fiber oxygen consumption agent, and the separation efficiency is improved. The palladium-carbon fiber oxygen-consuming agent is added to reduce the content of the palladium-carbon fiber oxygen-consuming agent, so that the mixed substance is not easy to oxidize in the separation process, the palladium-carbon fiber oxygen-consuming agent is rapidly and fully contacted with oxygen under the pushing of the elastic hemispherical membrane, the oxygen consumption is more rapid and comprehensive, the oxygen-consuming effect is improved, the possibility of oxidation of the mixed substance is further reduced, and the separation quality is improved.

The invention relates is a melt filter for the online circulating screen cleaning of recycled plastics, with a large filter screen area and implemented without material interruption. The melt filter comprises a hydraulic oil cylinder, large plungers, a filter body, a filter screen, an annular column-shaped flow channel, an internal flow channel, small plungers and a limit plate frame. The filter provided by the invention has the advantages that: the filtering area in a same unit space can be increased by 4-20 times, and the productivity of a single machine can reach more than 1.5 tons / hour; the filter screen is of a spiral slit, trapezoidal sectional filtration slit and polygonal cylinder structure, and can perform online cleaning and be recycled repeatedly, thereby greatly reducing corresponding consumptions; the filter is provided with pre-filling and discharge channels, a material is not interrupted in a screen cleaning process, the production process is performed uninterruptedly, thereby avoiding the loss of materials; each filter-screen plunger body is driven by only a hydraulic oil cylinder so as to realize the linkage of the large and small plungers, therefore, the structure of the filter is greatly simplified, and numerous functional processes are completed smoothly; and by adopting the parallel arrangement of two (or more than two) plunger bodies, the long-term continuous stable operation of the filtration and production processes can be realized.

The invention discloses a non-frame spacing fully-mechanized hydraulic support and method for preventing roof leakage of an inclined loose thick coal seam, and belongs to the technical field of mining hydraulic supports. The non-frame spacing fully-mechanized hydraulic support comprises a hydraulic support body, wherein a pair of side guard plates is hinged to the left and the right of the lower portion of a front beam or a face guard of the hydraulic support body through hinge mechanisms respectively, so that the function of preventing the roof leakage phenomenon caused by the fact that a gap is formed between the front beam or the face guard between two adjacent hydraulic supports in a matched mode is achieved; and partition plates made of rubber are arranged on the upper portion of a top beam and the side guard plates of the top beam, so that the situation that a coal seam roof of a large-inclination-angle working face leaks gangue in the lateral direction of the top beam of the hydraulic support in the working face mining process due to the inclination angle is prevented, the partition plates made of the rubber enable the top beam to be capable of squeezing the roof, and therefore the anti-skid and anti-falling functions of the hydraulic support are achieved. According to the non-frame spacing fully-mechanized hydraulic support and method, the anti-skid, anti-falling and gangue leakage prevention functions of the hydraulic support can be achieved in the large-inclination-angle working face mining process, the safety coefficient of underground operation personnel in the working process is increased, and the support and material cost of coal mine enterprises is saved.

The invention belongs to the technical field of rambutan fresh-keeping agent, and in particular, relates to a rambutan fresh-keeping agent and a preparation method thereof, wherein the rambutan fresh-keeping agent includes the following raw materials in parts by weight: 2-4 parts of sodium lactate, 3-5 parts of L-malic acid, 4-6 parts of citric acid, 1.5-3.5 parts of potassium sorbate, 3-8 parts of calcium ascorbate, 0.06-0.11 part of potassium permanganate, 1-3 parts of chitosan, 11-15 parts of phosphoric acid, 0.03-0.05 part of ethoxyquinoline and 0.3-1.5 parts of gibberellin. The rambutan fresh-keeping agent has long fresh-keeping time and good effect.

The invention discloses a high-stability polyurethane curing agent and a preparation process thereof, relating to the technical field of polyurethane curing agents. According to the high-stability polyurethane curing agent and the preparation process, the problem that the integral quality of the polyurethane curing agent is greatly reduced after a trace amount of water is mixed into the polyurethane curing agent to react with NCO groups is solved. The high-stability polyurethane curing agent contains the following components in parts by weight: 60-80 parts of DESMODURN 3390, 20-26 parts of ethyl acetate, 3-5 parts of ethyl oleate, 4-8 parts of lauryl sodium sulfate, 2.5-4.5 parts of ethyl orthoformiate, 1.6-2.2 parts of 1,3-oxazacyclopentane, 0.8-1.2 parts of an antioxidant and 0.6-1.4 parts of a stabilizer. The high-stability polyurethane curing agent can preserve good stability in the production and storage processes and has relatively high integral quality and a relatively long storage period.

The invention discloses a turnover cab rear suspension assembly which comprises a turnover cab rear suspension assembly body. The assembly comprises a rear overhang upper support assembly which is connected to a cab, a rear overhang hydraulic lock assembly, a rear overhang lower support which is connected to a frame, a rear overhang lock plunger which is arranged on the rear overhang upper supportassembly, and the rear overhang hydraulic lock assembly is installed on the rear overhang lower support and detachably buckled with the rear overhang lock plunger. The rear suspension lock plunger comprises a rear suspension lock plunger pin shaft, a rear suspension lock plunger conical sleeve and a gasket; the rear overhang lock plunger pin shaft is installed on the rear overhang upper support assembly, the rear overhang lock plunger pin shaft is sleeved with the rear overhang lock plunger conical sleeve, lubricating oil is arranged between the rear overhang lock plunger conical sleeve and the rear overhang lock plunger pin shaft, and gaskets for sealing the end faces are arranged at the two ends of the rear overhang lock plunger conical sleeve. According to the turnover cab rear suspension assembly, rotational friction between the rear suspension lock plunger and the rear suspension hydraulic lock assembly is transferred to high-lubricity relative rotation in the rear suspension lock plunger, abnormal sounds are eliminated, and reliability and comfort are improved.

This invention involves the preparation method of a kryptol containing catalyst and its related sintering equipment. The sintering equipment consists of two half-dies and one clamping apparatus. The half-dies can be combined to form a full die with one end closed and another open. The clamping apparatus can be extended into the die and work with two half-dies. This invention also provides a method to prepare kryptol containing catalyst by this sintering equipment. This method can prepare kryptol with uniformly distributed particles of catalyst by powder sintering technology.

Molybdenum carbide, lithium oxide and zirconium boride are used as main raw materials, and a compound oxide, an antioxidant, a binding agent and the like are used as auxiliary materials. A coating formed after the coating is constructed has the advantages of high wear resistance, coking resistance, acid and alkali corrosion resistance and the like in a high-temperature service environment, does not crack or fall off under the condition of cold and hot alternation, has excellent high-temperature and chemical stability, and is suitable for coking resistance of coal-fired boilers, kilns and the like in electric power, metallurgy, petrifaction and other industrial and mining enterprises.

The invention discloses a microfluidic chip based on dielectrophoresis / electric infiltrate effect. The microfluidic chip based on dielectrophoresis / electric infiltrate effect comprises a substrate layer, a longitudinal driving electrode layer, a dielectric layer, a hydrophobic coating layer, liquid drop layer, a hydrophobic coating layer, a dielectric layer, a transverse driving electrode layer, and a substrate layer which are laminated successively from top to bottom; the two hydrophobic coating layers are separated by a supporting layer; the longitudinal driving electrode layer comprise M longitudinal driving electrode strips; the transverse driving electrode layer comprises N transverse driving electrode strips; the transverse driving electrode strips and the longitudinal driving electrode strips are arranged in a vertically and horizontally staggered manner, and each staggered point is designed to be a control unit; the microfluidic chip is controlled by M*N driving electrode arrays. According to the microfluidic chip, using of external connection wires can be reduced greatly, so that independent control of electrodes in electrode array center part can be realized; and design and manufacturing are convenient.

The invention discloses a speed bump for highways. The speed bump for the highways comprises a base, a speed reduction seat and a plurality of airbags; the plurality of airbags are in communication with each other and horizontally arranged to form an airbag layer; the airbag layer is arranged between the base and the speed reduction seat; gas guide hoses are respectively arranged on the two sidesof the airbag layer; a surface facing a vehicle and a surface facing away from the vehicle are arranged on the speed reduction seat; the surface facing the vehicle and the surface facing away from thevehicle are obliquely arranged; a plurality of oblique convex ribs are arranged on the surface facing the vehicle; placing grooves are formed in the oblique convex ribs; and reflective films are bonded in the placing grooves. According to the speed bump for the highways, by bonding the reflective films in the grooves, the reflective films are prevented from being in direct contact with wheels tobe worn so that the reflective films are uneasy to wear and consume; in addition, the peripheral edges of the reflective films are uneasy to upturn so that the service lives of the reflective films are prolonged.

The invention relates to the field of electric telescopic tools, and discloses an electric push rod, which includes an outer tube, an inner tube, a screw, a nut and a driving part. The two ends of the outer tube are respectively provided with bases and end covers, and the screw rod is arranged in the outer tube. The ends are respectively connected to the base and the nut in rotation, the inner tube is coaxial with the screw, one end of the inner tube penetrates into the outer tube from the end cover and is sleeved outside the screw, the nut is set on the inner tube, and the inner tube and the outer tube are in the direction of rotation Clamping, the driving part is used to drive the screw to rotate, the nut includes a main nut and an auxiliary nut, the auxiliary nut is provided with a socket, the end of the main nut facing the auxiliary nut is inserted into the socket, and there is a gap between the end surface and the bottom surface of the socket, An oil storage chamber is formed, and the end surface of the secondary nut facing away from the main nut is provided with a communication hole, the inner wall of the communication hole is provided with internal teeth, the screw rod is inserted into the communication hole and threaded with the main nut, and the screw rod and the internal tooth thread are connected and closely matched. The invention has the advantages of good lubricating and cooling effect and long service life.

The invention relates to the technical field of agricultural product accessory devices, in particular to an automatic spraying device for a vegetable garden. Automatic watering can be performed, no large quantity of manpower or material resources need to be consumed, convenience is brought to a user, and practicability is high; meanwhile, rainfall and other natural water sources are conveniently recycled, no large quantity of water resources are not likely to be consumed, and therefore the using reliability is improved; the device comprises a device body, a driving motor, a communication hose,a high-pressure water pump, a sprayer and a supporting plate, a working cavity is formed inside the device body, and a water inlet pipe is arranged at the left side wall of the device body; the device further comprises a humidity sensor, a sensor, a retractable frame, two sets of threaded rods, two sets of threaded pipes, two sets of driven gears, a driving gear, a chain and a servo motor; a regulating cavity is formed inside the retractable frame, the sensor is electrically connected with the humidity sensor, and the driving gear and the two sets of driven gears are sleeved with the chain; the device further comprises a flow guiding pipe, an activated carbon layer and a sliding rail, a flow guiding plate is arranged at the input end of the top of the flow guiding pipe, and the activatedcarbon layer is located above the sliding rail.

The present invention discloses a method for preparing a lightweight thermal-insulating board from alkali-gelatinized starches used as adhesive, waste plant fibers and polystyrene foams. The method comprises the followings steps: dropwise adding sodium hydroxide with certain concentration into a starch milk so as to obtain an alkali-gelatinized starch adhesive; then evenly mixing the obtained alkali-gelatinized starch adhesive with the waste plant fibers and the polystyrene foams, and putting the obtained mixture into a mold; carrying out forming and drying on the mixture so as to obtain the lightweight thermal-insulating board. The method disclosed by the present invention is simple in production process and easy to operate; and the lightweight thermal-insulating board prepared by using the method disclosed by the invention does not contain the harmful materials such as formaldehyde, therefore, the lightweight thermal-insulating board is an environmental-friendly lightweight thermal-insulating board.

The invention discloses a novel hardware rotating and cutting device. The novel hardware rotating and cutting device comprises a control box. A support is fixedly connected to the lower end of the control box. A reducing gearbox is fixedly connected to the left end of the support. The reducing gearbox is electrically connected with the control box. A transverse moving handle is arranged in the middle of the front face of a fixing plate. The transverse moving handle is movably connected with a containing frame. The middle of the support is sleeved with the containing frame. The support is fixedly connected with the containing frame through the fixing plate. According to the cutting device, cutting is conducted by the adoption of a drill bit, so that the drill bit is not consumed easily, large in hardness and capable of cutting steel easily, safety accidents are not likely to happen during cutting by the drill bit, and the safety is high; and through rotation of a gear rotating ring andhandle rotation, a gear on the handle is engaged with a gear on the gear rotating ring, workpieces can be rotated, accordingly a standard arc can be machined, and the operation is quite convenient.

The invention relates to a wall of a building, and discloses a fabricated leveling composite radiation energy-saving concrete wall and a construction method thereof. The fabricated leveling composite radiation energy-saving concrete wall comprises a concrete wall body, a heat preservation coiled material wrapping the surface of the concrete wall body and a veneer with the plate face attached to the outer surface of the heat preservation coiled material; and supporting pieces used for preventing the heat preservation coiled material from being crushed are evenly arranged between the veneer and the surface of the concrete wall body. According to the fabricated leveling composite radiation energy-saving concrete wall and the construction method thereof, the supporting pieces playing an anchoring role are connected with the concrete wall body and the veneer in a glued mode, and a waterproof layer of the wall body and the veneer cannot be damaged; and meanwhile, all the components are prefabricated parts, wall face pipelines are buried in the heat preservation coiled material instead of grooves of the wall face, no drilling or grooving operation needs to be conducted on site, only simple assembly needs to be conducted, and rapid and quiet mounting can be achieved; and through protective measures such as metal foil and the supporting pieces, the light, thin and efficient heat preservation coiled material such as aerogel felt can be used for building heat preservation.

The invention relates to the technical field of isolation or other protection of buildings, and discloses a fabricated leveling composite radiation energy-saving orthogonal laminated wood wall and a construction method thereof. The fabricated leveling composite radiation energy-saving orthogonal laminated wood wall comprises a heat preservation coiled material attached to the surface of one side or the surfaces of the two sides of the orthogonal laminated wood wall, and the surfaces of the two sides of the heat preservation coiled material are wrapped with metal foil; and the heat preservation coiled material is a hydrophobic material. According to the fabricated leveling composite radiation energy-saving orthogonal laminated wood wall and the construction method thereof, through the protection measures such as the metal foil and supporting pieces, the light, thin and efficient heat preservation coiled material such as aerogel felt can be used for building heat preservation; and the supporting pieces are attached to the wall surface, then the supporting pieces are used for hanging the heat preservation coiled material to achieve heat preservation, a light steel keel does not need to be built, the whole building process is completely modularized and low in difficulty, only simple assembly needs to be conducted, and the whole building process can be quickly completed by a small number of constructors and even residents, so that the problems that the construction period of a heat preservation layer of the orthogonal laminated wood wall is long, and manpower is wasted are solved, and the advantage of quick building of an orthogonal laminated wood building is highlighted.

The invention discloses an anode special for oxidation of a deep hole aluminum piece hard anode and an oxidation method of the deep hole aluminum piece hard anode. According to a machining method of the special anode, a titanium material TA2 with both better conductivity and strength is adopted, so that good conductivity, corrosion resistance and convenience for clamping are guaranteed, and the requirements for oxidation of the deep hole piece hard anode are met. Since the oxidation of the deep hole hard anode is special, the selection of a material which has good selectivity and that a clamp can be soaked into sulfuric acid solution for long time without being easily dissolved or oxidized is particularly important. The treatment of the special clamp is that: a TA2 titanium plate or titanium wire is subjected to treatment such as welding and then used for the deep hole piece hard anode oxidation clamp. The conduction mode is that power is supplied by the anode. The anode provided by the invention is used for oxidation; the qualification rate of products at one time can be increased by over 98 percent; and the consumption and the production cost of the clamp are greatly reduced while the product quality is guaranteed.

The invention relates to a solid warming composition which comprises activated charcoal powder, table salt, reduced iron powder, rice bran, pearlite and water, wherein heating can be realized through the liberation of heat energy by the polymerization reaction between natural substances. The heating temperature of the composition is around 50 deg. C, and max. 73 deg. C, the heating period can last about 20 hours, thus fitting people for outdoor and field use.