84results about How to "Improve structural firmness" patented technology

The invention discloses a composite adhesive, a preparation method thereof and a lithium battery. The composite adhesive is prepared by in-situ composite reaction of a conductive polymer monomer and an aqueous adhesive in an environment in which an acidic medium exists. The preparation method thereof comprises steps of preparing a mixed reaction solution and adding an initiator for in-situ composite reaction. The adhesive in an active material layer of a lithium battery electrode adopts the composite adhesive disclosed by the invention. The composite adhesive disclosed by the invention has high binding performance and conductivity, the structural firmness of the electrode during the discharging and charging process and the cyclic stability of the lithium battery can be effectively improved, and meanwhile, the rate capability and the capacity of the lithium battery can also be effectively improved. The preparation method has the advantages that the process is simple, a condition is easy to control, the composite adhesive obtained according to the preparation method is stable in performance, moreover, production efficiency is high, and production cost is effectively reduced.

The invention relates to a reversible hammer crusher. At present, a good-performance crusher for crushing materials does not exist. The reversible hammer crusher comprises a machine frame, a motor transmission device, a rotor, an upper impact frame and a lower impact frame, wherein the rotor comprises a rotor body and hammer crushing structures with a plurality of hammer sheets. The reversible hammer crusher is characterized in that: each hammer sheet comprises a left wear-resisting blade and a right wear-resisting blade; the left wear-resisting blades and the right wear-resisting blades are fixed on the left and the right sides of hammer sheet bodies respectively; the front ends of the left wear-resisting blades and the front ends of the right wear-resisting blades are flush with the front ends of the hammer sheet bodies respectively; the length ratio of the hammer sheet body to the left wear-resisting blade and the length ratio of the hammer sheet body to the right wear-resisting blade are both between 20:(9 to 12), and the width ratio of a left blade body to the hammer sheet body and the width ratio of a right blade body to the hammer sheet body are both between 1:(6 to 8); and a pin roll in each group of hammer crushing structures is divided into 2 to 8 sections. The reversible hammer crusher has the advantages of reasonable structural design, low manufacturing cost, long service life and convenient assembly and disassembly.

The invention discloses a rattan chair manufacturing process, and relates to the furniture production technology. The rattan chair manufacturing process is used for solving the problem of insufficientstructural strength of a common rattan chair. The rattan chair manufacturing process comprises the following steps that firstly, cutting and blanking are correspondingly carried out on a stainless steel pipe, and parts such as chair legs, handrails and bearing pipes are obtained; then, bending and shape correction are carried out on the parts correspondingly according to the shape of a chair; then the bent parts are assembled and fixed through welding so as to obtain a rattan chair framework; and then, surface rust prevention treatment is carried out on the rattan chair framework, and finally, rattans are wound on the rattan chair framework to obtain a finished product rattan chair. The rattan chair manufacturing process has the following advantages and effects that the rattan chair whichis fixed by adopting a welding mode is compared with a rattan chair which is fixed by adopting bolts, the connecting strength can be greatly improved, and therefore, the situation that the rattan chair falls to pieces is not prone to occurrence during the using process.

The invention discloses a composite adhesive, a preparation method thereof and a lithium battery. The composite adhesive is prepared by in-situ composite reaction of a conductive polymer monomer and an aqueous adhesive in an environment in which an acidic medium exists. The preparation method thereof comprises steps of preparing a mixed reaction solution and adding an initiator for in-situ composite reaction. The adhesive in an active material layer of a lithium battery electrode adopts the composite adhesive disclosed by the invention. The composite adhesive disclosed by the invention has high binding performance and conductivity, the structural firmness of the electrode during the discharging and charging process and the cyclic stability of the lithium battery can be effectively improved, and meanwhile, the rate capability and the capacity of the lithium battery can also be effectively improved. The preparation method has the advantages that the process is simple, a condition is easy to control, the composite adhesive obtained according to the preparation method is stable in performance, moreover, production efficiency is high, and production cost is effectively reduced.

The invention discloses a method for hoisting a fabricated light steel keel steel mesh mold lightweight wall, and relates to the technical field of fabricated building hoisting frames. According to the method for hoisting the fabricated light steel keel steel mesh mold lightweight wall, fabricated wall accessories are installed and supported on a hoisting frame, then the wall accessories are hoisted through hoisting arms and lifting steel cables, meanwhile, vertical rolling wheels are controlled to slide along the hoisting arms, so that the vertical rolling wheels, an adjusting rolling wheel in the lifting process and a stable steel rope always form a right angle shape, a steel rope winding barrel is controlled to rotate so that the stable steel rope can be always kept in a tightened state, and finally when the wall accessories reach a designated position, the wall accessories are taken down. By the adoption of the technical scheme, the stability of a wall in the whole hoisting process can be effectively improved, it is guaranteed that the wall accurately reaches the to-be-installed position, the hidden danger of hoisting installation is reduced, and the assembling efficiency is improved.

The invention provides a four-station wet dust removal device, and belongs to the technical field of separation. The four-station wet dust removal device solves the problem that an existing wet-type dust removal device is insufficient in number of production stations per unit area. The four-station wet dust removal device comprises a separation box body, two air inlets are formed in each of the front side wall and the rear side wall of the separation box body, two dust collecting devices with dust collecting cavities are arranged on each of the front side and the rear side of the separation box body, and the dust collecting cavities of the dust collecting devices are communicated with the air inlets of the separation box body in a one-to-one correspondence mode; a flow guide plate and a separation assembly are sequentially arranged between the water storage cavity and the top plate of the separation box body from bottom to top, both the flow guide plate and the separation assembly arefixed to the separation box body, and the flow guide plate can enable airflow flowing in from the air inlet to flow towards the bottom face of the inner cavity of the separation box body. According tothe wet dust removal device, four dust collecting devices are connected to a separation box body, so that four stations are formed; and the four dust collecting devices are arranged on the front sideand the rear side of the separation box body correspondingly, and the beneficial effects of being reasonable in distribution and small in occupied area are achieved.

The invention discloses a glass electric heating kettle. The glass electric heating kettle at least comprises a base and a kettle body fixed to the base. The kettle body comprises a glass inner container, an outer shell and a spout component, the outer shell is arranged on the outer side of the glass inner container, the spout component is arranged at the upper tail end of the glass inner container, and the glass inner container and the outer shell avoid contacting so as to form a heat insulation layer. The spout component comprises a spout portion and a limiting connection ring, a first annular groove with a downward opening is formed between the outer side and the inner side of the limiting connection ring, the limiting connection ring is fixedly arranged on the inner lateral side of the lower tail end of the spout portion, and a second annular groove with a downward opening is formed between the outer side of the limiting connection ring and the inner side of the spout portion. The lower tail end of the outer shell is connected with the base, and the upper tail end of the glass inner container and the upper tail end of the outer shell are fixedly arranged in the first annular groove and the second annular groove respectively. The glass electric heating kettle has advantages of firmness, durability, attractiveness in appearance, convenience in processing and manufacturing and the like.

The invention discloses an anti-seepage structure for a balcony. The anti-seepage structure comprises a waterproof coating layer, a coiled material waterproof layer, an anti-seepage film layer and a protecting layer, the protecting layer comprises a supporting plate layer and a ceramic tile layer which are arranged from bottom to top, the supporting plate layer is formed by supporting plates in anassembled mode, clamping blocks are arranged on the corners around the top face of each supporting plate correspondingly, the ceramic tile layer is formed by ceramic tiles in an assembled mode, clamping grooves are formed in the corners around the bottom face of each ceramic tile correspondingly, and the clamping blocks and the clamping grooves are matched. A construction method comprises the following steps of (1) base layer treatment, (2) treatment of the waterproof coating layer, (3) laying of the coiled material waterproof layer, (4) layering of the anti-seepage film layer and (5) layingof the protecting layer. The anti-seepage structure for the balcony is ingenious and reasonable in overall structural design, through the anti-seepage structure, the anti-seepage effect of the balconycan be improved effectively, the protecting layer is divided into the supporting plate layer and the ceramic layer, the waterproof effect of the balcony can be further improved under the situation ofensuring the surface attractive degree of the balcony, and the upper ceramic tile layer can also be conveniently laid through the supporting plate layer.

The invention provides a conductive adhesive suitable for a silicon-based negative electrode of a lithium ion battery. The conductive adhesive disclosed by the invention is prepared by carrying out in-situ composite reaction on an amphiphilic conductive low polymer and an adhesive in an acidic medium. The composite conductive adhesive provided by the invention has high adhesion and conductivity, can effectively improve the energy density and reduce the volume variability of the silicon-based negative electrode in the charging and discharging process, and effectively improves the cycle stability and rate capability of the lithium ion battery. The preparation method is simple in process, conditions are easy to control, the prepared conductive adhesive is stable in performance and high in production efficiency, and the production cost is effectively reduced.

The invention discloses a waterproofing door of portable electronic equipment. The waterproofing door is assembled at a waterproof opening of the electronic equipment and comprises a rigid inner core; an elastic outer sleeve matched with the waterproof opening of the electronic equipment in shape wraps the rigid inner core, and the rigid inner core is embedded in the elastic outer sleeve, so thatthe rigid inner core and the elastic outer sleeve form an inseparable integrity. The invention provides the waterproofing door of the portable electronic equipment, which is reliable and waterproof, and not only has certain elasticity to form high-grade sealing, but also has rigidity to support the waterproofing door and prevent the waterproofing door from deformation.

The invention discloses a deep groove ball bearing outer ring, which comprises an outer ring body, wherein the outer end surface of the outer ring body is conical; an annular graphite layer is embedded in the inner surface of the outer ring body and is close to one end of the outer ring body with a larger outer diameter; slots are formed in two sides of the graphite layer; a graphite bar is embedded in the bottom of the slot. The invention further relates to an alloy material for manufacturing the deep groove ball bearing outer ring. The alloy material comprises the following material in percentage by weight: 60-80% of iron, 6-8% of manganese, 3-5% of copper, 3-5% of magnesium, 0.5-10% of aluminum, 0.3-2% of cadmium, 1-8% of lithium and 1.5-5% of nano graphite. According to the deep groove ball bearing outer ring, the structural strength and lubricating performance are improved; the product load is alleviated and the service life is prolonged.

The invention provides a fabricated integrated house steel bar truss floor support plate and an assembly method. The fabricated integrated house steel bar truss floor support plate comprises an upper chord reinforcing steel bar, two web member reinforcing steel bars and two lower chord reinforcing steel bars, the two web member reinforcing steel bars and the two lower chord reinforcing steel bars are located on the two sides of the upper chord reinforcing steel bar respectively, each web member reinforcing steel bar is bent into a wave shape, the wave crest bending position of each web member reinforcing steel bar is an upper connecting end, the wave trough bending position of each web member reinforcing steel bar is a lower connecting end, upper connecting sleeves are arranged at the upper connecting ends of the web member steel bars, upper penetrating grooves are formed in the upper connecting sleeves, the upper connecting sleeves on the two web member steel bars are connected in an inserted mode, upper penetrating grooves in the two upper connecting sleeves which are connected in an inserted mode are communicated, and the upper chord steel bars penetrate through the upper penetrating grooves in all the upper connecting sleeves at the same time. The fabricated integrated house steel bar truss floor support plate is high in structural stability and low in welding and assembling operation difficulty, the project progress is accelerated, the bottom is flat, and the decoration cost is reduced.

The invention provides an intelligent dispatching server for a parking lot. The intelligent dispatching server comprises a parking platform, linear guide rails are arranged on the parking platform, multiple vehicle carrying plates are installed on each set of linear guide rails, all the vehicle carrying plates on each set of linear guide rails are arrayed in the length direction of the linear guide rails, every two adjacent vehicle carrying plates can move longitudinally relatively, and guide wheels are installed at the bottom of each vehicle carrying plate; multiple connecting grooves are formed in the linear guide rails, longitudinal guide rails are located in the connecting grooves, multiple slide rails capable of moving along the longitudinal guide rails are arranged on the longitudinal guide rails and are in butt joint with the linear guide rails in the connecting grooves, the vehicle carrying plates located at one ends of the linear guide rails are connected with push-pull plates, the push-pull plates can move along the linear guide rails, the push-pull plates are driven by a motor to make the vehicle carrying plates move transversely, and pull ropes are driven by a motor to make the vehicle carrying plates move longitudinally along the longitudinal guide rails. By means of the structure, on the condition that the floor area of the parking lot is equal to that of an existing parking garage, 30% more parking places can be formed, and the intelligent dispatching server has the advantage that vehicles move in or out of the parking lot fast.

The invention discloses an easy-to-carry miniature unmanned aerial vehicle and a using method thereof, and relates to the technical field of unmanned aerial vehicles. The portability and the use convenience are improved. The easy-to-carry miniature unmanned aerial vehicle comprises a vehicle body, four supporting frames distributed at equal intervals are correspondingly fixed to the outer wall ofthe periphery of the vehicle body through screws, vehicle arms are rotationally connected with one ends of the supporting frames, rotating shafts are installed on the outer walls of one ends of the vehicle arms through bearing pedestals, and wings are fixed to the outer walls of one ends of the rotating shafts through screws. The using method of the unmanned aerial vehicle comprises the followingsteps that when the unmanned aerial vehicle is taken for use, fixed sliding columns are pulled out of a second inserting groove and a first inserting groove; and the fixed sliding columns are continuously pressed, and the vehicle arms are rotated, so that the wings are stretched to designated positions. By arranging the supporting frames, the vehicle arms and other structures, the wings can be folded near the vehicle body, the overall space occupancy rate is reduced, and therefore the portability is improved; and by arranging structures such as a fixed sliding seat and the fixed sliding columns, the vehicle arms can be reliably fixed, and the structural firmness is improved.

The invention discloses a waterproof coiled material and a preparation method thereof. The waterproof coiled material comprises a first waterproof layer, a matrix-base layer is adhered to the lower part of the first waterproof layer, and a second waterproof layer is adhered to the lower part of the matrix-base layer. Common pitch is subjected to oxidation production to get modified by adding diatomite, meanwhile, waste rubber is adopted to be a ductile material of the waterproof coiled material, not only is the production cost lowered, but also the rubber waste difficult to dispose is reused.In addition, the certain proportion of chlorinated polyethylene flame retardant material is added into the waterproof coiled material, and thus the waterproof coiled material has the very good flame retarding effect.

The invention discloses a fatigue-resistant multi-layer bending-resistant anti-seismic steel bearing plate, and relates to the technical field of steel bearing plates. The fatigue resistance, bending resistance and earthquake resistance are improved; the steel bearing plate specifically comprises a plurality of steel bearing plate modules, each steel bearing plate module comprises a first plate body, a second plate body and a third plate body, the first plate bodies, the second plate bodies and the third plate bodies are provided with protruding parts and sunken parts at equal intervals, the protruding parts and the sunken parts are distributed in a staggered mode, the sunken parts of the first plate bodies correspond to the protruding parts of the second plate bodies, and the sunken parts of the second plate bodies correspond to the protruding parts of the third plate bodies. And the concave part of the second plate body corresponds to the convex part of the third plate body. According to the steel bearing plate module, the first plate body, the second plate body and the third plate body are arranged, the concave parts and the convex parts are of matched isosceles trapezoid structures, when the steel bearing plate module is formed, the concave parts and the convex parts can form a hexagonal structure, and therefore the structural firmness is guaranteed; reliable support is provided between the convex part and the concave part, and good fatigue resistance, bending resistance and earthquake resistance are achieved.

The invention discloses ultraviolet disinfection and sterilization medical furniture, and the ultraviolet disinfection and sterilization medical furniture comprises a medical bed, an ultraviolet disinfection and sterilization lamp, an electric control hydraulic supporting rod, a first adjusting motor, a second adjusting motor and an electric centrifugal fan which are arranged in a hospital ward. According to the invention, the ultraviolet disinfection and sterilization medical furniture is directly mounted on the outer side of the medical bed, the ultraviolet sterilization device is driven by the first adjusting motor to translate on the outer side of the medical bed along a transverse adjusting guide rail, the distance between the ultraviolet sterilization device and the surface of the medical bed is changed by using the electric hydraulic supporting rod, and the angle of the ultraviolet sterilization device is controlled through the second adjusting motor. The ultraviolet disinfection and sterilization medical furniture is simple and convenient in operation, time and labor-saving and free of occupying the space of furniture, ultraviolet irradiation disinfection and sterilization can be synchronously conducted on the upper face and the lower face of the medical bed through two-side arrangement, so that the sterilization range is wide, and sanitary dead corners is avoided.

A high-efficiency anticorrosive dust-collecting energy-saving chimney has a chimney barrel lined a hearth spiral line. At the bottom of the chimney barrel there is an air intake in communication withthe hearth spiral line.

The invention discloses a plane outer sunshade door and window. The plane outer sunshade door and window is characterized in that a vehicle frame capable of moving up and down along a door and windowvertical frame is arranged in a door and window frame defined by an upper transverse frame, a lower transverse frame, a vertical frame, a plurality of louvers are connected with the vehicle frame through a steel cable, the vehicle frame is connected with a lifting hand cranking device through a steel cable lifting mechanism, and lifting of the vehicle frame and the louvers is controlled by the lifting hand cranking device; the fact that the louvers are raised and lowered can be achieved, and the louvers can be adjusted to rotate through a louver angle adjuster so that the louvers rotates to achieve the opening and closing functions of 0-120 degrees; and lifting of the louvers is adjusted through the lifting hand cranking device, the overall structure of the sunshade door and window is stable and firm, the connection between the components is tight, safe and reliable, and the plane outer sunshade door and window can withstand the harsh weather conditions such as outdoor fierce wind.

The invention discloses a rivet rolling substrate machine of a potentiometer. The rivet rolling substrate machine comprises a machine body, a horizontal displacement device, a vertical displacement device, an absorber, a rivet rolling assembly and a driving assembly, wherein the horizontal displacement device is arranged at the machine body, the vertical displacement device is arranged at the horizontal displacement device, the absorber is arranged at the vertical displacement device, the rivet rolling assembly is arranged at the machine body, the driving assembly is connected with the rivet rolling assembly and the machine body, the machine body comprises a rack, a table plate and a collection box, the horizontal displacement device comprises a horizontal seat, a horizontal servo motor and a horizontal threaded shaft, the vertical displacement device comprises a vertical seat, a vertical servo motor and a vertical threaded shaft, the absorber comprises an absorption substrate, an absorption air pipe and a nozzle, the rivet rolling assembly comprises a workbench, a working roller, a rolling shaft, a rivet rolling sliding block, a sliding rail and a pin shaft, and the driving assembly comprises a driven rod, an eccentric rotation disc and a rotation disc motor. By the machine, the substrate can be rapidly riveted, the structure firmness of the substrate is effectively reinforced, the workload of manual riveting is omitted, and the workshop production efficiency is greatly improved.

The invention discloses a computer hard disk destroying device and an operation method thereof, and relates to the technical field of computer hard disk destroying devices. Waste separation is facilitated. The computer hard disk destroying device comprises a body, a base, a crushing mechanism, a smashing mechanism and a sorting mechanism, the outer walls of the two sides of the body are mounted on the outer wall of the top of the base through a mounting frame, two supporting ribs are arranged on the outer walls of the two sides of the bottom end of the mounting frame, the crushing mechanism and the smashing mechanism are arranged in the body, and a discharging opening is formed in the bottom of the body. The operation method of the computer hard disk destroying device comprises the following steps that a computer hard disk to be destroyed is put into the body in a manner of pressing a feeding door; and a first motor is controlled to work to drive a first crushing roller and a second crushing roller to preliminarily crush the hard disk. According to the computer hard disk destroying device and the operation method thereof, by arranging the sorting mechanism, the hard disk can be discharged after being crushed in the body, a first electromagnet is electrified in the discharging process, magnetic metal materials in waste can be attracted, so that the sorting purpose is achieved, and classification treatment is facilitated.

The invention provides a sensor packaging structure convenient to detach, a packaging method and smart clothing. The sensor packaging structure comprises: a sensor packaging unit, a molding fabric layer for covering the sensor packaging unit, a first conductive buckle made of a metal material and used for fixedly connecting the sensor packaging unit with the molding fabric layer, and a signal outgoing line; the sensor packaging unit comprises a sensor and a double-layer shielding shell arranged to completely cover the sensor; one end of the signal outgoing line is connected to a wiring pin ofthe sensor, the other end of the signal outgoing line is connected to the first conductive buckle, a first positioning hole for enabling the first conductive buckle structure to pass through is formedin the double-layer shielding shell, and the first conductive buckle is non-electrically connected with the double-layer shielding shell by adhesion. The above-mentioned sensor packaging structure has a good packaging effect, not only improves the signal shielding effect and the signal acquisition accuracy, but also facilitates quick disassembly and installation, and the sensor packaging structure is recycled and reused, thereby having a high utilization rate and a wide application range.

The invention discloses a high-stability ecological landscape slope protection structure, which includes a slope body, an inner lining layer, a drainage board, a drainage hole, a slope-fixing grid frame, a fastening component, ecological concrete, a fastening hole, an installation groove, and a flow guide Side ditch and anti-wave retaining wall, one side of the slope body is laid with an inner lining layer, the outer side of the inner lining layer is laid with a drainage board, and the bottom end of the drainage board is provided with a drainage hole. Ecological concrete is laid on the outside, and a slope-fixing grid frame is installed on the outside of the ecological concrete, and fastening components are arranged around the slope-fixing grid frame; the high-stability ecological landscape slope protection structure has a simple structure. The fastening components fixedly install the slope-fixing grid frame on the outside of the ecological concrete, so that the ecological concrete and the mortar block lining are laid on the surface of the slope and fixed firmly; at the same time, the ecological concrete has good anti-scouring performance, which is conducive to improving Structural stability of the slope.

The invention discloses a notching machine of a sealing strip and belongs to the processing machinery of a decorative material. The notching machine is characterized by consisting of a rack, a dragging plate, a motor, two bearing components, a main shaft, a power wheel, a cutter wheel, a cutter head group, a screw rod, a crank wheel and a motor switch, wherein the dragging plate is arranged on the rack movably; the motor is fixed at one end of the dragging plate; the two bearing components are arranged at positions, adjacent to the motor, on the surface of the dragging plate; the main shaft passes through the two bearing components movably; the centre of the power wheel is fixedly sleeved on the main shaft; the centre of the cutter wheel is fixed at the top of the main shaft; the cutter head group is fixed at the periphery of the cutter wheel; the screw rod is connected to the bottom of the dragging plate in a nut screw mode; the crank wheel is fixed at the top of the screw rod; and the motor switch controls the on-off of the motor. By a proof test, the notching machine contributes to processing of a plurality of notches with corresponding angles on the seal strip which has the same length as the edge of a picture frame according to the length and width of the picture frame required to be sealed; the picture frame which is sealed by the seal strip has only one sealing gap, so that elegancy is improved and structural firmness is high; and by a process, a plurality of short strips are not required to be cut off, so that labour hours are saved, and material consumption is reduced.

The invention discloses a server subjected to optimization design and a maintenance method. According to the server subjected to the optimization design, a traditional server system and a GPU serversystem are arranged in a layered mode according to function modules, and the number of layers is more than one, so that the whole server can be stretched freely under the condition of continuous operation; a tank chain used for pulling the traditional server system or the GPU server system is arranged on one side of each layer except the top layer, so that the arrangement continuity between the layers is guaranteed, and the loss of parts is avoided during layer pulling; and a fixing buckle is arranged on the other side of each layer, so that the structure firmness of the server subjected to the optimization design is enhanced.

The invention discloses a novel toilet brush, comprising a handle and a brushing portion connected with each other by threads. The handle comprises a handle body. A hollow cavity is formed in the handle body. A bottom end of the hollow cavity forming an illumination end, a lighting end comprising an end sleeve, a top end of the end sleeve being transparent glass, a plurality of LED lamps arrangedinside the end sleeve, and a plurality of LED lamps arranged in the end sleeve through a fixing frame; At that bottom end of the end sleeve is a sealed end, and the seal end is provided with a first socket connected with a circuit. The brush can solve the shortcomings existing in the prior art, facilitate disassembly and maintenance, facilitate production and transportation, and realize lighting and convenient cleaning of the toilet bowl.

The invention discloses a waterproofing door of portable electronic equipment. The waterproofing door is assembled at a waterproof opening of the electronic equipment and comprises a rigid inner core; an elastic outer sleeve matched with the waterproof opening of the electronic equipment in shape wraps the rigid inner core, and the rigid inner core is embedded in the elastic outer sleeve, so thatthe rigid inner core and the elastic outer sleeve form an inseparable integrity. The invention provides the waterproofing door of the portable electronic equipment, which is reliable and waterproof, and not only has certain elasticity to form high-grade sealing, but also has rigidity to support the waterproofing door and prevent the waterproofing door from deformation.

A keel relative to structural component and the partition wall is provided. The keel contains main parting strip with U-notch, characterized in that T-shape assistant paring strip is set on one side of U-notch in main parting strip at least. H-notch is composed of T-shape assistant paring strip and corresponding sides of main parting strip, T-shape assistant paring strip is set on one side or two sides of relative sides of main parting strip and set on the bottom of U-notch, of which two ends involution chuck arc is set on. Parting wall contains keel and wallboard, characterized in that T-shape assistant paring strip is set on one side of U-notch in main parting strip at least, H-notch is composed of T-shape assistant paring strip and corresponding sides of main parting strip, reinforced board is clamped in relative notch of H-shape notch with two keels. The invention is provided with firmed structure, good efficiency for sound and heat insulation and strong practicability.