37results about How to "Play a role in strengthening the structure" patented technology

The invention discloses an integrally prefabricated multifunctional composite external wall panel and an industrial building external wall. The external wall panel comprises an outer decoration layer, a reinforcing bar fine aggregate concrete structural layer, a light-weight heat insulation layer and an indoor decoration layer which are fixedly connected from the outside to the inside, wherein the reinforcing bar fine aggregate concrete structural layer is filled into the light-weight heat insulation layer for forming plate ribs; heat insulation pads are arranged on the end surfaces of the plate ribs; first connecting elements are arranged on the periphery of the external wall panel; the top and the bottom of the external wall panel are respectively provided with positioning mechanisms; the top of the external wall panel is provided with hanging rings; and pre-buried accessories are arranged in the external wall panel. The external wall is formed by the external wall panels through vertical and horizontal distribution, surrounding and shielding, the periphery of each external wall panel is provided with a connecting mechanism connected with a main body stress component; the back part of the connecting mechanism is pre-buried in the reinforcing bar fine aggregate concrete structural layer of the external wall panel; and the adjacent external wall panels are sealed and connected through telescopic sealing elements. The integrally prefabricated multifunctional composite external wall panel and the industrial building external wall have the advantages that the industrial production can be realized; the weight is light; the transportation and the construction are convenient; the heat insulation performance and the sound isolation performance are good; the intensity and the weatherability are good; the internal and external decoration construction is not needed; and the installation is convenient.

The invention provides a power battery housing assembly for an electric automobile. The power battery housing assembly comprises a base plate, an outer plate and a plurality of connecting pieces, wherein the outer plate is fixed to the base plate and surrounds the base plate to form a power battery accommodating space. The outer plate comprises a front beam outer plate, a rear beam outer plate, a left longitudinal beam outer plate and a right longitudinal beam outer plate. The connecting pieces are respectively located at the corner position connected with the front beam outer plate and the left longitudinal beam outer plate, the corner position connected with the front beam outer plate and the right longitudinal beam outer plate, the corner position connected with the rear beam outer plate and the left longitudinal beam outer plate and the corner position of the rear beam outer plate and the right longitudinal beam outer plate. The upper surfaces of the connecting pieces and the connecting pieces and the upper surfaces of the outer plates connected with the connecting pieces are on the same plane. The sealing performance of the power battery housing assembly can be guaranteed.

The invention discloses a novel coal gasification process burner jet nozzle. The burner jet nozzle is of an integral single structure, and consists of five parts including an inner wall, an outer wall, a runner separation plate, a water inlet and a water outlet, wherein the runner separation plate connects the inner wall and the outer wall. The front part of the jet nozzle is in a spherical shape,an oval shape or a conic shape; the back part of the jet nozzle is in a cylindrical shape. The adjacent runner separation plate and the inner and outer walls form a triangular runner; the runner formed with the inside is a water inlet passage; the runner formed with the outer wall is a water outlet passage; a water inlet and outlet passage is communicated with a jet head. The jet nozzle is an integral structure; the runner separation plate realizes the complex functions of separating the runner, enhancing the structure and increasing the heat conduction area. The manufacturing work proceduresof the burner jet nozzle are simplified; the welding bead is eliminated; the burner heat radiation efficiency is improved; the service life of the burner can be effectively prolonged.

The invention relates to the technical field of logistical conveying tools and discloses a molded pulp tray with a composite structure. According to the arrangement, a molded pulp body structure, a honeycomb cardboard and a corrugated board are combined and packaged; the honeycomb cardboard is light, cheap, high-strength and the like, and a honeycomb structure is large in bearing ratio, so that the molded pulp tray is high in strength, recycled or thoroughly degraded and simple in structure. The invention further provides a production method of the molded pulp. In the simple production method, the molded pulp body, the honeycomb cardboard and the corrugated boards are packaged to achieve the molded pulp tray high in bearing strength. The production method is simple in method, easy to operate, high in production efficiency and cost saving.

The invention discloses a safety composite type brake drum with a rapid heat dissipation and anti-burst. The safety composite type brake drum with the rapid heat dissipation and anti-burst comprises a brake drum shell. The brake drum shell is provided with an inner cavity. The brake drum shell comprises a main body part, a connecting part and an installing part, wherein the main body part, the connecting part and the installing part are sequentially connected in an integrated mode. Multiple reinforcing ribs are arranged at intervals on the outer ring wall surface of the main body part in an outward protruding mode. Each reinforcing rib extends in the axial direction, and each reinforcing rib is provided with a wind-proof surface. Air inlets are formed in the joints of the wind-proof surfaces and the outer ring wall surface of the main body part, and the connecting part is provided with air outlets. Accordingly, on one hand, the reinforcing ribs have the structural strengthening effect on safety composite type brake drum, on the other hand, the heat dissipation area is increased, and the heat dissipation effect is improved. Meanwhile, the wind-proof effect can be achieved, air can be driven to form airflow, the airflow flows into the inner cavity, and the heat in the inner cavity is driven out from the air outlets by utilizing the airflow. Therefore the timely heat dissipation or discharge can be achieved, the brake performance of the brake drum can be guaranteed, the burst phenomenon of the brake drum can be prevented, the service life of a product is prolonged, and the potential danger is prevented.

The invention discloses a recycled concrete aggregate reinforced by using construction waste micro-powder, the recycled concrete aggregate is composed of a matrix, a modified wrapping layer and a surface reinforced layer, the matrix is a recycled aggregate, the modified wrapping layer is reinforced slurry, and the surface reinforced layer is carbide; wherein the recycled aggregate accounts for 80%-95% by mass, the reinforced slurry accounts for 4%-15% by mass, and the carbide accounts for 1%-5% by mass. The invention also provides a preparation method of the recycled concrete aggregate. According to the method, the raw materials are easy to obtain, the waste concrete aggregate and the micro powder thereof are utilized to the maximum extent, waste utilization and environmental protection are achieved, the cost is low, the technological process is simple, engineering practice application is facilitated, and the prepared modified recycled concrete aggregate is excellent in physical and mechanical property and wide in application prospect.

The invention discloses an inorganic grouting material capable of stopping open water and reinforcing a structure as well as a preparation method and application thereof. The inorganic grouting material comprises a component A and a component B, wherein the component A comprises 3-4 parts of a potassium silicate solution, 2-3 parts of a sodium silicate solution, 1-1.5 parts of a dispersing agent,0.1-0.2 part of a defoaming agent and 10-13 parts of water; and the component B comprises 0.1-0.2 part of a water reducing agent, 20-25 parts of superfine cement, 8-9 parts of mineral powder, 0.5-0.7part of silica fume, 2-3 parts of fly ash, 0.5-0.6 part of a flocculating agent, 0.5-0.6 part of an expanding agent, 0-1 part of a retarder and 10-13 parts of water. The grouting material is an inorganic grouting material mainly made of a cement-based material, so that the effect of solidification in an extremely short time can be achieved; the curing time can be adjusted, water can be cured and stopped in a short time, the grouting material cannot be scattered by water flow, the effect of reinforcing the structure can be achieved after hardening, a hardened body does not shrink and has service lifetime same as that of a concrete structure, and industrial development of building grouting waterproofing and leaking stoppage can be effectively promoted.

The invention provides a SiC composite coating for a porous thermal insulation carbon material and a preparation method of the SiC composite coating. The coating sequentially comprises a carbon sealing and filling layer, a SiC transition layer prepared through a brush coating reaction and a SiC outer coating prepared through a chemical vapor deposition method from inside to outside. According to the invention, the performance of the porous heat-insulating carbon material is ensured, the oxidation protection problem of the porous heat-insulating carbon material is effectively solved, and the high-temperature oxidation resistance of the material can be effectively improved. The structure of the carbon sealing and filling layer can effectively prevent a coating raw material from permeating into the porous carbon felt body, the carbon sealing and filling layer can form pinned interface combination with the porous carbon felt and form firm chemical combination with the SiC transition layerprepared through a brush coating reaction, and the combining capacity of the coating and a porous carbon felt is improved. Besides, the coating preparation process has low requirements on the surfaceof a base material and equipment, is not limited by the shape and the size of the base material, has the advantages of simple equipment process, easiness in operation, capability of preparing large-size and complex-shape special-shaped parts and the like, and has a wide industrial application prospect.

The invention discloses a continuous clip applying instrument with a detachable ligation clip assembly, and belongs to the field of surgical ligation instruments. The continuous clip applying instrument comprises an instrument body and a clip bin assembly, the instrument body comprises a handle assembly, a forceps rod assembly installed on the handle assembly and a forceps head assembly installed at one end of the forceps rod assembly, a clip bin installation cavity is formed in the forceps rod assembly, and a detachable clip bin assembly is arranged in the clip bin installation cavity. The clamp pushing opening in one side of the clamp bin shell of the clamp bin assembly is matched with the clamp pushing mechanism in the forceps rod assembly, the ligature clamps in the clamp bin assembly are continuously pushed out of the forceps rod, the clamp bin assembly is detachable, supplementation of the ligature clamps in an operation is facilitated, the structural design is simple, and the manufacturing cost is low. Besides, the window is arranged on one side of the clip bin shell, the number and the state of the ligature clips in the clip bin shell can be observed and recognized through the transparent clip bin cover, the quality defect of the clip bin assembly is avoided, and the surgical risk is reduced.

The invention provides a communicating cabin for a C-shaped liquid tank liquefied gas carrier. The communicating cabin comprises a left communicating cabin body used for communicating a left top edgeballast tank with a left bottom edge ballast tank, and a right communicating cabin body used for communicating a right top edge ballast tank with a right bottom edge ballast tank. The left communicating cabin and the right communicating cabin are oppositely arranged on the left board side and the right board side; the front ends and the rear ends of the left communicating cabin and the right communicating cabin are located in two adjacent cargo cabins correspondingly and are symmetrical about a transverse bulkhead between the two adjacent cargo cabins. The vertical distances s from the front ends and the rear ends of the left communicating cabin and the right communicating cabin to the transverse bulkhead both meet the requirement that the ship cabin breaking stability is improved while the utilization rate of the cabin capacity of the cargo cabins is guaranteed.

The present application provides a metal curtain wall. The metal curtain wall comprises a rectangular metal plate, a metal frame disposed along an edge of the back of the metal plate, and corner codesfixed on the metal frame; the metal curtain wall further includes a cross bar and at least one elastic rope sleeve which are disposed in the metal frame; one end of the cross bar is hinged on an inner side of one frame side of the metal frame, and the other end of the cross bar is connected to the inner side of the opposite frame side through a fastener; a plurality of hooks are arranged on the inner side of the metal frame; a plurality of hanging nails are arranged on the cross bar; the elastic rope sleeves are wound between at least two hooks or between the hanging nails and the hooks; receiving cavities for receiving rock wool are formed between the elastic rope sleeves and the metal plate; the cross bar can play a structural strengthening role, and can play a fixed role of the rock wool; the hanging nails on the cross bar can be used to hook the elastic rope sleeves; the elastic rope sleeves are wound between the hooks or between the hooks and the hanging nails to further fix therock wool; and the winding density of the elastic rope sleeves is adjusted according to factors such as the type of rock wool, the size of the metal plate, and the fixing degree.

The invention relates to portable manhole cover carrying equipment which structurally comprises a first supporting assembly, a second supporting assembly and a hanging beam assembly. The two ends of the hanging beam assembly are respectively installed at the upper end of the first supporting assembly and the upper end of the second supporting assembly; one end of the hanging beam assembly and the first supporting assembly as well as the other end of the hanging beam assembly and the second supporting assembly are detachable; and a lifting eye plate is arranged at the lower end of the middle of the hanging beam assembly. By means of the portable manhole cover carrying equipment, carrying of manhole covers is facilitated, manpower is saved, and the carrying efficiency and stability are improved; the first supporting assembly, the second supporting assembly and the hanging beam assembly are in a detachable relationship and can be disassembled for storage when not in use, so that the portable manhole cover carrying equipment is convenient for transportation and storage and small in occupied space; and the equipment not only can be used for carrying the manhole covers, but also is suitable for carrying other equipment on a ship, can also be applied to carrying articles in other fields, and is wide in application range.

The invention discloses a power battery pack support and a power battery pack group. The power battery pack support comprises two symmetrical brackets. Each bracket comprises an L-shaped groove beam with an n-shaped cross section and an outward groove mouth, and a baffle fixed on the inner side of the L-shaped groove beam. The power battery pack support has a simple structure, occupies less space,is easy to use and install, and can meet the subsidy requirements and realize high energy density of battery packs. Moreover, the power battery pack support can guide the smooth arrangement of automobile lines and protect the lines from damage.

The invention discloses a safety clutch. The safety clutch comprises a driving shaft connected with a reduction gearbox, a roller is fixedly sleeved on the driving shaft, the roller is connected with a columned shaft sleeve, one end face of the shaft sleeve is provided with two V-shaped grooves along the same axis, the roller on the driving shaft is respectively jointed with two V-shaped grooves, the other end face of the shaft sleeve is connected with a gear, the shaft sleeve and the gear are connected with a clutch, the gear is connected with a driven shaft and the gear is fixedly sleeved on the driven shaft, the driven shaft is connected with a lifting mechanism of the crane, the driving shaft, roller, shaft sleeve, gear and the driven shaft are coaxially formed, a pull rod is connected with the gear horizontally, the pull rod is provided with a signal control servo cylinder, the safety clutch solves the problem of the existing crane machine with extra safety clutch of big space usage, many parts and high cost of maintenance.

A cast-in-place concrete hollow slab comprises a cast-in-place concrete (54) and core modules (55); the core modules (55) are wrapped in the cast-in-place concrete (54), two basin-shaped elements (1) are oppositely buttoned to form the core module (55), the basin-shaped element (1) consists of a basin floor plate (4) and a basin side wall (5), the basin side wall (5) is provided with a vertical groove (2), the basin-shaped element (1) is also provided with a raising edge (3), the core modules (55) are mutually and alternately arranged, and cast-in-place concrete ribs (52) are arranged between the core modules. The hollow slab is characterized in that a furring piece (48) is arranged between two oppositely buttoned basin-shaped elements (1), and the cast-in-place concrete forms forms a cast-in-place concrete bar (53) at the groove (2) part. Therefore, according to the different requirements of design and construction, the furring piece is arranged between the oppositely buttoned basin-shaped elements, the basin-shaped element is no need to be additionally produced, thus being beneficial to application and promotion of the basin-shaped elements; and simultaneously, the basin side wall is provided with the vertical groove which can play a role of reinforcing to the structure, the deformation is not easy to happen during use, therefore the purpose of the invention is achieved. The concrete hollow slab is applicable to the cast-in-place reinforcing steel bar concrete or prestressed reinforcing steel bar concrete hollow floor cover, roof, wall, foundation slab and bridge, in particular to the use of the hollow floor cover.

The invention discloses a double-curved-surface aluminium plate suspended ceiling structure. The suspended ceiling structure comprises a hoop, a keel, panels and a three-dimensional adjusting mechanism, wherein the hoop is assembled with a roof truss of a building; the keel is assembled with the hoop, the keel comprises a plurality of main keels arranged in parallel with one another, and further comprises a plurality of secondary keels arranged in parallel with one another, the length direction of the main keels is perpendicular to the length direction of the secondary keels, and framed keels are further arranged on the lower parts of the main keels and the secondary keels; a plurality of panels are fixed to the lower parts of the framed keels; and the three-dimensional adjusting mechanism comprises vertical threaded rods connected with the main keels and the secondary keels, universal joints connected with the framed keels are arranged at the bottoms of the threaded rods, the universal joints are provided with threaded holes assembled with the threaded rods, and the universal joints are provided with the rotation freedom degree of the universal joints and the rotation freedom degree of the threaded rods around the axis of the threaded rods. According to the double-curved-surface aluminium plate suspended ceiling structure, the structural strength is high, on-site welding is eliminated, maintenance and disassembly are convenient, and when the effect of the curved surface top is needed to be created on the overall, the local panel can conveniently fine adjust the height and adaptively change the angle.

The invention provides a three-dimensional memory structure and a preparation method thereof. The three-dimensional memory structure comprises a semiconductor layer, a bottom selection gate stack structure, a dielectric supporting structure, a storage gate stacking structure and a grid line gap, wherein thesemiconductor layer comprises a core region, a step region and a peripheral region which are sequentially arranged along a first direction; the bottom selection gate stack structure is formed on the semiconductor layer; the dielectric supporting structure is located in the step region, and the dielectric supporting structure sequentially penetrates through the bottom selection gate stack structure and the semiconductor layer; the storage gate stacking structure is formed on the bottom selection gate stack structure; and the grid line gap extends along the first direction, and the grid line gap sequentially penetrates through the storage grid stack structure and the bottom selection grid stack structure and extends into the semiconductor layer. By utilizing the structure, the dielectric supporting structure is not damaged when the semiconductor sacrificial layer is removed based on grid line gap etching, the dielectric supporting structure plays a supporting role, and the collapse phenomenon in the etching process of the three-dimensional memory structure is improved.

The invention discloses an improved reaction pressure vessel. The improved reaction pressure vessel has reasonable structural design, and front and rear head reinforcing rings can play a structural strengthening role on the joint of the pressure vessel barrel and the heads; by arranging rotating grooves on the front and rear head reinforcing rings to be rotatably connected to a friction wheel on alower rotating device, the reaction pressure vessel can rotate in the reaction process to accelerate contact and reaction process of the reaction solution. A rotating device at the same side is connected with a motor, and the structure has high safety; a rotating device at the opposite side can roll when the front and rear head reinforcing rings rotate, and then the smoothness is good; the extended column structure is convenient for observing the internal reaction condition, and the practicability is good; a groove on the front head reinforcing ring can achieve the weight-reducing purpose; and a connecting post, a fixed plate and an ear plate can play an auxiliary fixing effect in the installation process of the reaction pressure vessel.

The invention provides a light-weight refractory material which is spherical particles and prepared from the materials in weight percentage: 2 to 10% of 0.001 to 0.0074mm starch, 70 to 80% of 0.1 to 1.5mm sawdust, 5 to 10% of 50 to 100 nanoscale aluminum oxide powder and 5 to 10% of 50 to 100 nanoscale electric smelted spinel powder.

The invention relates to a partition plate for high-voltage switch equipment, which comprises an insulating plate which is a thermoplastic material plate, a middle connecting piece is embedded in the middle of the insulating plate, and a plurality of assembly connecting pieces are provided with connecting holes for threaded fasteners to penetrate through. The multiple assembly connecting pieces are embedded in the edge position of the insulating plate at intervals around the middle connecting piece, the insulating plate is made of thermoplastic materials, compared with a thermosetting plastic plate, the insulating plate of the partition plate for the high-voltage switch equipment is made of the thermoplastic materials, the production and manufacturing process is simpler, and in addition, the production cost is reduced. According to the partition plate for the high-voltage switchgear, waste materials generated in the production process and the waste partition plate for the high-voltage switchgear can be conveniently treated and recycled, meanwhile, the thermoplastic material has better anti-aging performance, and the reliability of the performance of the partition plate for the high-voltage switchgear is improved.

The invention provides a light-weight refractory material which is spherical particles and prepared from the materials in weight percentage: 2 to 10% of 0.001 to 0.0074mm starch, 70 to 80% of 0.1 to 1.5mm sawdust, 5 to 10% of 50 to 100 nanoscale aluminum oxide powder and 5 to 10% of 50 to 100 nanoscale electric smelted spinel powder.

The invention provides a power battery housing assembly for an electric automobile. The power battery housing assembly comprises a base plate, an outer plate and a plurality of connecting pieces, wherein the outer plate is fixed to the base plate and surrounds the base plate to form a power battery accommodating space. The outer plate comprises a front beam outer plate, a rear beam outer plate, a left longitudinal beam outer plate and a right longitudinal beam outer plate. The connecting pieces are respectively located at the corner position connected with the front beam outer plate and the left longitudinal beam outer plate, the corner position connected with the front beam outer plate and the right longitudinal beam outer plate, the corner position connected with the rear beam outer plate and the left longitudinal beam outer plate and the corner position of the rear beam outer plate and the right longitudinal beam outer plate. The upper surfaces of the connecting pieces and the connecting pieces and the upper surfaces of the outer plates connected with the connecting pieces are on the same plane. The sealing performance of the power battery housing assembly can be guaranteed.

The invention relates to the technical field of power boxes and in particular to an easy-to-assemble fan power box comprising: a bottom surface and an annular body perpendicular to the bottom surfacewhich form a cavity structure together, wherein the annular body comprises two concentric and opposite arc surfaces and two parallel and opposite flat surfaces, the bottom surface and the flat surfaces each are provided with at least one threading hole; the end portion of each flat surface is provided with a mounting surface in parallel to the bottom surface; the mounting surface extends outwardsrelative to the cavity structure to be connected to an electric fan. In the easy-to-assemble fan power box, the annular body is defined by the arc surfaces and the flat surfaces. A change in an anglebetween the arc surfaces and the flat surfaces can have a structure strengthening effect. A way that the threading holes are just disposed on the bottom surface is changed in order that the threadingholes are distributed on the flat surfaces and the bottom surface uniformly or non-uniformly. Therefore, wires are distributed to different areas while entering the power box, thereby obtaining reasonable wiring and a purpose of easy assembly.

The invention discloses an improved reaction pressure vessel. The improved reaction pressure vessel has a reasonable structural design, and front and rear head reinforcing rings can play a structuralstrengthening role on the joint of the pressure vessel barrel and the heads; the structure of symmetrically-arranged extended columns is convenient for observing the internal reaction condition and has good light transmittance; a groove on the front head reinforcing ring and a weight reducing groove on a base can serve the purpose of weight reduction; an ear plate structure can play an auxiliary fixing role in the installation process of the reaction pressure vessel and can strengthen the rigidity of the reaction pressure vessel; and an isobaric valve can always maintain an isobaric state in the reaction process of the reaction pressure vessel.