59results about How to "Improve seismic stability" patented technology

The invention discloses a special castable for a kiln outlet, which belongs to the field of refractory materials. According to the invention, the special castable comprises the following components in percentage by weight: 8-25% of silicon carbide, 10-30% of andalusite, 20-35% of corundum, 5-15% of spinel powder, 5-10% of zircon mullite powder, 1-5% of zirconium diboride, 1-5% of silicon nitride,5-15% of alumina micropowder, 3-6% of pure calcium aluminate cement, 0.5-1% of explosion-proof fiber and 0.06-0.2% of sodium tripolyphosphate, which is an additive. By using the special castable for the kiln outlet, disclosed by the invention, the phenomenon of poor wear resistance, block falling and the like in the kiln outlet can be effectively improved; the service life of the cement kiln outlet can be largely prolonged; and the special castable for the kiln outlet, disclosed by the invention, has the advantages of high temperature resistance, heat shock resistance, wear resistance, high strength, irreversible micro expansion and the like.

A rotatable building structure (10) contains a vertical central core (14) for supporting suspended floor units (12) surrounding the core. An annular platform (22) extends from the core at corresponding floor units for providing accessibility to and from the central core. The floor units contain a drive mechanism (38, 40, 42) for rotational displacement. The wind load on the exterior side of each floor, and / or horizontal wind turbines that turn around the core but is a separate part of the floor itself, solar panels situated as a roof cover on top of each floor and a wind tool (46) deployable from the floor unit provides alternative wind power assist for rotating the floor units.

The invention discloses a special-purpose casting material of a coal-injection duct. The special-purpose casting material comprises the following components in percentage by weight: 5%-15% of silicon carbide, 15%-30% of andalusite, 10%-25% of corundum, 5%-15% of spinel powder, 15%-20% of silicon boride powder, 5%-10% of zirconite powder, 5%-10% of mullite powder, 5%-15% of aluminum oxide micro powder, 3%-8% of silicon micro powder, 2%-5% of pure calcium aluminate cement, as well as anti-explosion fiber and sodium hexametaphosphate which respectively account for 0.3% of the total weight of the components. The special casting material of the coal-injection duct disclosed by the invention has seismic stability, high temperature resistance, volume stability and abrasive resistance, has high strength, and can be used for improving the defects that the coal-injection duct is not wear-resisting and not thermal-spalling-resistant, so that the service life of a cement kiln coal-injection duct is prolonged to about 12-15 months from about 6-8 months at present.

The invention relates to a construction method for an ALC (Autoclaved Lightweight Concrete) board for an external wall panel. The method comprises the following steps: S1, an ALC board is transportedto a to-be-constructed site; S2, after the mounting position of the ALC board is determined at the to-be-constructed site, angle steel for fixing the ALC board in the first step is mounted; S3, aftera fastener is mounted on the ALC board in the first step, the ALC board is hoisted to the angle steel mounting position in the second step, and the fastener on the ALC board and the angle steel are fixedly mounted; and S4, anti-seepage treatment is carried out on the gap between adjacent two ALC boards in the third step. In comparison with the prior art, according to the construction method for the ALC board for the external wall panel provided by the invention, as a prefabricated ALC board is transported to the site, the ALC board is provided with the fastener and is then fixed with the anglesteel after fixing, and the ALC board fixing stability is enhanced; and as anti-seepage treatment is added to the gap between adjacent boards, the anti-seepage performance of the ALC board for the external wall panel is improved, and the applicability of the ALC prefabricated board is effectively improved.

A rotatable building structure contains a vertical central core for supporting suspended floor units surrounding the core. An annular platform extends from the core at corresponding floor units for providing accessibility to and from the central core. The floor units contain a drive mechanism for rotational displacement. A wind tool deployable from the floor unit provides alternative wind power assist for rotating the floor units.

The invention discloses a composite high-temperature-resistant refractory material, and belongs to the technical field of refractory materials. The composite high-temperature-resistant refractory material comprises the following raw materials in parts by weight: 10-15 parts of quartz sand, 32-34 parts of clay, 5-7 parts of superlight clay, 22-26 parts of magnesium carbonate, 12-16 parts of dolomite, 40-45 parts of corundum, 5-8 parts of graphite, 4-12 parts of calcium fluoride, 7-9 parts of diboron trioxide, 15-17 parts of iron trioxide, 3-5 parts of zirconium dioxide, 3-5 parts of chromic oxide and 1-6 parts of a bonding agent. The invention further discloses a preparation method of the composite high-temperature-resistant refractory material. The composite high-temperature-resistant refractory material has relatively high mechanical strength, wear resistance and seismic stability, and the service life of the high-temperature-resistant refractory material is prolonged.

The invention belongs to the technical field of water conservancy projects, and particularly relates to an ultrahigh arch dam foundation pit backfilling method. The method comprises the steps that thedam face of the extra-high arch dam is inspected, a foundation pit backfill area is partitioned and layered, foundation pit backfill materials, backfill elevation and backfill opportunities are preliminarily selected, and i foundation pit backfill schemes are determined; analyzing and comparing the seepage reduction effect, the heat preservation effect, the static load effect and the dynamic loadeffect of the i foundation pit backfill schemes; and an optimal elevation and a backfill opportunity are determined according to a comparison result, and an optimal foundation pit backfill scheme isselected. The method has the beneficial effects that the foundation pit backfilling method can reinforce bed rock cracks and enhance the seepage-proofing capacity of the dam; the dam body contact surface heat exchange coefficient is reduced, the dam surface heat preservation effect is improved, and temperature control and cracking prevention are facilitated; and the anti-seismic stability of the dam and the dam-foundation overall working performance in the construction period are improved.

A rotatable building structure (10) contains a vertical central core (14) for supporting suspended floor units (12) surrounding the core. An annular platform (22) extends from the core at corresponding floor units for providing accessibility to and from the central core. The floor units contain a drive mechanism (38, 40, 42) for rotational displacement. The wind load on the exterior side of each floor, and / or horizontal wind turbines that turn around the core but is a separate part of the floor itself, solar panels situated as a roof cover on top of each floor and a wind tool (46) deployable from the floor unit provides alternative wind power assist for rotating the floor units.

The invention relates to a reinforcing device for repairing buildings. The reinforcing device comprises a first connecting plate fixed with a base substrate, a first vibration isolation device for buffering and damping is arranged on the upper portion of the first connecting plate, a lifting device for adjusting the height of a whole device is arranged on the upper portion of the first vibration isolation device, a second vibration isolation device is arranged on the upper portion of the lifting device, a supporting device is arranged on the upper portion of the second vibration isolation device, the top end of the supporting device is fixed with the top surface, and carbon fiber layers are arranged between the supporting device and the top surface, horizontally and vertically intersectedto form a screen and fixedly connected with the top surface. The reinforcing device is reasonable in overall structure, convenient to use and applicable to different building storey heights and top surface inclined angles, the supporting area is increased, the reinforcing device and carbon fiber reinforcing screens are matched to form a compound reinforcing structure, the rigidity of the overall structure is increased, ground occupied area is small, usage rate is increased, construction time is shortened by the aid of a prefabricated structure, investment cost is low, and the anti-vibrating stability of the overall structure is improved by the vibration isolation devices.

The invention discloses a safe anti-seismic building pile, and relates to the technical field of civil engineering application. The safe anti-seismic building pile comprises a pile head, a pile foundation and a pile cap. The pile foundation is installed at the upper end of the pile head, the pile cap is installed at the upper end of the pile foundation, an outer protection plate is installed on the peripheral side of the pile foundation, and a bottom support table is arranged on the peripheral side of the pile head. The upper surface of the bottom support table is connected with the outer protection plate, a heightening plate is installed above the outer protection plate, a supporting column is connected to the bottom end of the pile cap, the lower end of the supporting column is matched with the pile foundation, a plurality of sliding grooves are formed in the surface of the inner side of the pile foundation, and a plurality of sliding blocks are connected to the peripheral side faceof the supporting column. The multiple sliding blocks are matched with the sliding grooves in position, the sliding blocks are slidably matched with the sliding grooves, a pouring groove is formed inthe bottom surface of the pile foundation, and an inner pouring plate is connected to the upper surface of the pouring groove. The upper surface of the pouring groove is connected with an inner pouring plate. The safe anti-seismic building pile is of a sectional structure, the safety anti-seismic effect is enhanced, the building pile has higher operation flexibility, when part of structural partsare damaged, the whole building pile cannot be completely affected, and only the structural parts need to be correspondingly replaced and maintained.

The invention discloses a special pouring material for a kiln opening and belongs to the field of a refractory material. The special pouring material comprises the following components by weight percent: 10-25% of silicon carbide, 15-30% of andalusite, 20-35% of corundum, 5-15% of spinel powder, 5-10% of zircon mullite powder, 5-15% of aluminum oxide micro powder, 3-8% of silicon micro powder, 2-5% of pure calcium aluminate cement, and 0.5% and 0.2% of anti-explosion fibers and sodium tripolyphosphate serving as additives. The special pouring material is capable of efficiently improving the wear resistance and avoiding the hot peeling phenomenon of the cement kiln coal injection pipe, has the characteristics of high temperature resistance, heat vibration resistance, wear resistance, high strength, irreversible micro inflation, and the like, and is capable of greatly prolonging the service life of the cement kiln coal injection pipe.

The invention discloses a special castable for a kiln outlet, which belongs to the field of refractory materials. According to the invention, the special castable comprises the following components in percentage by weight: 8-25% of silicon carbide, 10-30% of andalusite, 20-35% of corundum, 5-15% of spinel powder, 5-10% of zircon mullite powder, 1-5% of zirconium diboride, 1-5% of silicon nitride,5-15% of alumina micropowder, 3-6% of pure calcium aluminate cement, 0.5-1% of explosion-proof fiber and 0.06-0.2% of sodium tripolyphosphate, which is an additive. By using the special castable for the kiln outlet, disclosed by the invention, the phenomenon of poor wear resistance, block falling and the like in the kiln outlet can be effectively improved; the service life of the cement kiln outlet can be largely prolonged; and the special castable for the kiln outlet, disclosed by the invention, has the advantages of high temperature resistance, heat shock resistance, wear resistance, high strength, irreversible micro expansion and the like.

The utility model discloses a stable anti-seismic air pipe, relates to the technical field of air pipes, and aims to solve the problems that the existing air pipe is not stable at the joint and is likely to be loosened due to vibration, and the air pipe is likely to be directly connected with a mechanical air outlet and is poor in overall anti-seismic effect, so that the air pipe generates loud noise. According to the technical scheme, the air duct comprises an air duct body, the outer side of one end of the air duct body is fixedly connected with an inserting frame body, the outer side of the other end of the air duct body is fixedly connected with an inserting block matched with the inserting frame body, and the outer side of the air duct body is detachably connected with a fixing support used for being installed and fixed to a wall. A mounting frame body is arranged in the fixing support, a fixing sleeve is fixedly connected to the outer side of the mounting frame body, and a movable rod is movably connected to the interior of the fixing sleeve, so that the effects of stable shock resistance, stable mounting and convenient adjustment and mounting are achieved.

The invention discloses an energy-consuming earthquake-resistant prestressed anchor cable which comprises an anchorage section, a free section and an energy-consuming anchorage device; a guide end head is formed at the tail end of the anchorage section, and grouting is carried out by a grouting pipe to anchor the anchor cable in a bed rock; the free section can apply a prestress by a jack; and theenergy-consuming anchorage device consists of an anchor, a high-strength compression spring, a lead core, an anchorage sleeve and an anchor backing plate. The anchor cable sequentially passes throughthe anchor backing plate, the lead core and an opening on the anchor, and is anchored on the anchor after the tensioning jack applies the prestress. When an earthquake occurs, sliding mass slides soas to squeeze the anchor backing plate, the high-strength compression spring and the lead core in the energy-consuming anchorage device are squeezed out of a hole of the anchorage sleeve, squeezing energy consumption is generated, and meanwhile, friction energy consumption occurs between the lateral surface of the anchor and the inner wall of the anchorage sleeve, so that earthquake energy can beeffectively consumed. By squeezing the high-strength spring, a length of the free section of the anchor cable is increased and a certain displacement is allowed to occur to the sliding mass, so that atensile failure of the anchor cable can be effectively avoided, thereby fulfilling the aim of resisting to the earthquake, consuming energy and protecting the anchor cable.

The invention relates to the technical field of bridge tower structures, in particular to a lattice type steel reinforced concrete bridge tower structure. In order to solve the problems that large-scale steel structure installation and concrete pouring work of a bridge tower usually need to be completed on site, particularly concrete pouring is often affected by weather and seasons, the construction period is long, and the construction period is prone to being delayed due to external factors such as weather and material supply, the following technical scheme is provided. The main body framework comprises a plurality of groups of longitudinal steel pipes, a plurality of groups of transverse steel pipes are connected between every two adjacent groups of longitudinal steel pipes, the longitudinal steel pipes are communicated with the transverse steel pipes, and the main body framework further comprises inclined steel pipes which are arranged in an inclined mode. The construction efficiency and quality control are improved, the bending resistance, the compression resistance and the seismic resistance are enhanced, the seismic stability is improved, the stability of the bridge tower under the strong wind condition is improved, the structural performance, the construction efficiency and the safety of the bridge tower are all optimized, and the bridge tower adapts to various complex environmental conditions.

The invention relates to an energy-dissipating anti-sliding pile with two limbs and a construction method thereof. The anti-sliding pile includes a main limb pile body, an auxiliary limb pile body, a sliding pair and an energy-dissipating connecting rod system. The anchorage section of the main pile body is the anchorage section of the anti-sliding pile, and the small section of the upper part of the main pile body forms the load-bearing section of the main pile body; the auxiliary pile body is located on the side close to the mountain, and the bottom of the auxiliary pile body passes through the It is connected with the variable cross-section in the middle of the main pile, so that the auxiliary pile can have a certain horizontal displacement relative to the main pile; the auxiliary pile, the energy-dissipating connecting rod system and the loaded section of the main pile constitute the anti- The loaded section of the slide pile. When an earthquake occurs, a certain relative displacement is allowed between the auxiliary leg pile and the main leg pile, and the energy-dissipating connecting rod can effectively dissipate the input energy of the earthquake and ensure the function of the main leg pile within the allowable displacement range, so as to achieve The purpose of anti-seismic energy consumption and protection of anti-slide piles is to improve the seismic stability of the slope and ensure the normal working performance of anti-slide piles after earthquakes.

The utility model relates to an anti -seismic connector structure of vehicle electric drive controller, including the female head of plug -in and the male head of plug -in, the needle outside of male head of plug -in is equipped with filling assembly, is used for filling the gap between male head of plug -in and female head of plug -in, including: the isolating sleeve, is equipped on the needle of male head of plug -in, and the isolating sleeve outside is equipped with outer thread, the connecting ring is equipped on the isolating sleeve outside, the arc piece, each arc piece is connected in the one end of connecting ring away from male head of plug -in, each adjacent arc piece between is equipped with the gap, to make each arc piece constitute the hollow cover, and the radius of arc piece gradually reduces in the direction from male head of plug -in to female head of plug -in, the threaded sleeve is equipped on the isolating sleeve through the outer thread, and the threaded sleeve is located between the hollow cover and isolating sleeve. Fill the gap of male and female head through filling assembly, cooperate and prevent loosening of limiting structure, reduce the abrasion of vibration, guarantee the stable transmission of electric signal, improve the shock resistance and reliability, and the installation and maintenance are convenient.

The utility model relates to the technical field of house construction, in particular to an anti-seismic reinforcing structure for house construction, which comprises a base, a plurality of threaded rods arranged below the base, a fixing seat arranged above the base, a wall body arranged above the fixing seat, a baffle arranged on the side edge of the wall body, and a connecting plate arranged on the side wall of the baffle. A plurality of anti-seismic brackets are arranged below the fixed seat; a fixing block and a wedge-shaped block are arranged in a threaded connecting rod, the contact area with soil is increased, the stability of the threaded connecting rod is enhanced, the stability of a wall is enhanced through a baffle and a connecting plate, abutting plates do not need to be connected and are suitable for walls of different sizes, meanwhile, an anti-seismic support is arranged between a fixing base and a base, and the anti-seismic effect is good. The triangular anti-seismic support improves the anti-seismic stability of the wall body during an earthquake.

The invention belongs to the technical field of water conservancy engineering, and in particular relates to a method for backfilling an extra-high arch dam foundation pit. The method includes: inspecting the dam surface of an extra-high arch dam, partitioning and stratifying the backfill area of ​​the foundation pit, initially selecting the backfill material, backfill elevation and backfill timing of the foundation pit, and determining i foundation pit backfill schemes; analyzing and comparing the Describe the seepage reduction effect, thermal insulation effect, static load effect and dynamic load effect of i foundation pit backfill schemes; determine the optimal elevation and backfill timing according to the comparison results, and select the optimal foundation pit backfill scheme. The beneficial effects of the present invention are: the foundation pit backfilling method can reinforce the cracks in the bedrock, enhance the anti-seepage ability of the dam; reduce the heat exchange coefficient of the contact surface of the dam body, increase the heat preservation effect of the dam surface, and be beneficial to temperature control and crack prevention; improve construction The seismic stability of the dam in the long term and the overall working behavior of the dam-foundation.

The invention discloses a flood preventing system used for a substation project. The flood preventing system used for the substation project comprises a flood preventing wall, a water draining pipe, a flood preventing gate, a fastening device, a gate chamber and a water level monitoring meter. The flood preventing wall adopts a cast-in-place reinforcement concrete flood preventing wall, and top elevation of the flood preventing wall is higher than the flood preventing water level; the water draining pipe of the flood preventing wall is arranged according to the requirement of a normal retaining wall, and a check valve is installed in the water draining pipe; the electric flood preventing gate is installed at the outer side of a substation door, and a gate controlling system is installed in a substation; the fastening device is arranged on the flood preventing gate, so that absolute sealing of the flood preventing gate and the door is realized; the door chamber is used for storing the flood preventing gate in an opening status; and the water level monitoring meter can monitor the water level situation of the substation in real time. According to the flood preventing system used for the substation project, the door is blocked by adopting the electric flood preventing gate, the flood preventing gate and the door are absolutely sealed through the fastening device, automatic real-time opening and closing of the flood preventing gate are realized by monitoring changes of the water level, and the defect of flood preventing and sealing of the substation door with the adoption of a flood preventing wall scheme is overcome.

The utility model relates to the field of low-voltage power distribution cabinets, in particular to a split type modularized installation low-voltage power distribution cabinet which comprises a cabinet body, an installation plate is arranged on the inner side of the cabinet body, sliding blocks are installed at the two ends of the installation plate, sliding rails are arranged on one sides of the sliding blocks, fixing pieces are arranged between the sliding blocks and the sliding rails, and guide rods are arranged on the sliding rails. According to the utility model, the components such as the guide rail, the guide rod and the mounting plate are arranged, and the vertically arranged guide rail and the transversely arranged guide rod are matched with each other, so that the mounting plate can independently slide up and down and along the guide rod; according to the utility model, the flexibility of utilization of the internal space of the power distribution cabinet is greatly improved, the installation requirements of various electrical elements with different specifications and numbers can be met, maintenance and replacement operations of the elements are facilitated, the maintenance time is shortened, and the maintenance cost is reduced.

The invention discloses a knotting mould for a crucible. A furnace body wall is arranged on the outer part of an inner ring mould; an outer ring mould is arranged between the inner ring mould and the furnace body wall; the interior of a space which is formed between the furnace body wall and the inner ring mould is filled with a first magnesium oxide dry ramming material; a second magnesium oxide dry ramming material is filled between the inner ring mould and the outer ring mould; and the interior of a cavity body which is positioned between the outer ring mould and the furnace body wall is filled with a mixed dry ramming material. The knotting method comprises the following steps: 1), knotting the furnace bottom, adding the first magnesium oxide dry ramming material in batches, performing degassing and compacting by vibration, and scraping hairs; 2), knotting the furnace wall; 3), performing up-and-down vibration in corresponding positions of the inner ring mould by using a radial vibrator when material addition, compaction and knotting are carried out every three times; 4), ensuring that the space between the outer ring mould and the inner ring mould is equal uniformly; 5), filling the first magnesium oxide dry ramming material between the inner ring mould and the outer ring mould until the knotting operation is carried out completely and the first magnesium oxide dry ramming material arrives at the top of the furnace body wall; 6), performing sealing by using the mixed dry ramming material; and 7), taking out the outer ring mould and completing a knotting operation of the crucible. The knotting mould disclosed by the invention has the characteristics of preventing cracking, buffering high-temperature stress, and improving the anti-vibrating stability.

The utility model relates to the technical field of steel structures, and discloses an anti-seismic bridge steel structure which comprises a base, a plurality of supporting columns are arranged at the bottom of the base, the supporting columns penetrate into a soil layer to be placed underground, the tops of the supporting columns are fixedly connected with the bottom of the base, and a damping steel column is arranged at the top of the base. The bottom of the damping steel column is fixedly connected with the top of the base, the bridge floor is arranged on the top of the damping steel column, the buffering device is arranged in the bridge floor, the damping device is arranged between the damping steel column and the bridge floor, the supporting columns are deeply buried underground, the whole bridge is stably supported, seismic transverse waves are buffered through the buffering device, and the damping effect is good. And then the damping device is used for damping.

The invention discloses an electric water valve mounting structure applied to an air conditioning system assembly, and relates to the technical field of vehicle manufacturing, the electric water valve mounting structure comprises a shell, and a water inlet pipe, a water return pipe, an electric water valve and a core box which are arranged in the shell. The water inlet pipe is communicated with the water return pipe through the electric water valve and the core body in sequence. One end of the water inlet pipe protrudes out of the shell and extends outwards to form a water inlet connector. One end of the water return pipe protrudes out of the shell and extends outwards to form a water return connector. Compared with the prior art, the electric water valve is arranged in the assembly shell, rainwater is prevented from seeping into the electric water valve, the water leakage failure fault is avoided, and the electric water valve assembly has extremely high practicability and working stability.

The invention discloses an adhesive for indoor decoration and a preparation method thereof, which relate to the technical field of adhesive. The adhesive is prepared from the following materials: benzofuran resin, an isoprene-styrene block copolymer, hide glue, glycidyl methacrylate, methyl salicylate, benzophenone, diacetone acrylamide, magnesium acetate tetrahydrate, hydrogenated rosin, 1,3-diethyl thiourea, modified palm fibers, zeolite powder, kaolin, formamide, aluminium dihydrogen phosphate, an anti-aging agent, a crosslinking agent, plasticizer and a coupling agent. According to the preparation method, the materials are mixed, so that the adhesive is obtained. The adhesive property of the adhesive for indoor decoration disclosed by the invention is good, the solidified adhesive structure has excellent waterproof, antifreezing, flame-retardant, high temperature-resistant, strong acid corrosion-resistant, strong alkali corrosion-resistant, weather-proof and anti-aging properties,service lives of products are greatly prolonged, and the performance of the adhesive in use is improved.

The invention discloses an anti-seismic support for engineering. The anti-seismic support comprises a supporting base, supporting brackets are symmetrically distributed at the two ends of the bottom of the supporting base, abutting plates are arranged at the bottom ends of the opposite sides of the two supporting brackets, two pressing frames are arranged at the tops of the abutting plates, vertical side holes are formed in the top ends of the opposite sides of the two supporting brackets, a damping support is arranged at the top of the supporting base, a top plate is arranged at the top end of the damping support, a damping top hole is formed in the top of the damping support, a central lifting base is arranged in the middle of the top of the top plate, a central lifting ejector rod is arranged at the top of the central lifting base, a top supporting plate is arranged at the top of the central lifting ejector rod, and side wing lifting bases are symmetrically distributed at the two ends of the top of the top plate. According to the anti-seismic support, through lifting cooperation of the central lifting base and the central lifting ejector rod and lifting cooperation of the side wing lifting bases and side wing lifting ejector rods, lifting adjustment of the top supporting plate is achieved, and the use convenience of the support is greatly improved.

The invention discloses a building drilling machine which structurally comprises a water drilling flushing frame cylinder, a shaft rotating column, a stepping motor, a machine frame rotating rod, a hoisting clamping plate, a rail column rod and a base plate. The water drilling flushing frame cylinder is matched with the shaft rotating column, a scraper drilling tool cap and a column casing grooveare driven to rotate by the shaft rotating column, the effect that bent shifting pieces bore to enable building plate chippings to internally wound in a sealing ring inner groove of a tool cap wheel ring to be matched with liquid guide wheel batten folding frame rail to guide flow and scour is formed in a water drilling machine frame, jamming of a drilling tool shaft block is avoided, the anti-vibration stability of tapping and drilling of a threaded flat tool is improved, slurry waterproof operation is guaranteed, water flow dilution contact is avoided, and building plate compactness is improved; and a movable gap is prevented from sliding, a lock bolt is pushed and stretched after hoisting and perforating are carried out, the stability of a building machining safety coefficient and the anti-interference effect of factory evaluation and detection are guaranteed during water drilling operation, and the drilling tool bit quality of the drilling machine is protected.

The invention discloses a foundation pile stabilizing construction method for an ultra-soft foundation, which relates to the technical field of foundation treatment and comprises the following steps: constructing a continuous pile stabilizing plate in an ultra-soft soil foundation in advance: constructing the continuous pile stabilizing plate in a building foundation; and piling is conducted in the foundation, specifically, the pile foundations are driven in the foundation, and the tops of the pile foundations are fixedly embedded in the continuous pile stabilizing plate. According to the construction method, the continuous pile stabilizing plate is constructed in advance, so that the tops of all the pile foundations are fixedly embedded and then cannot move, all the pile foundations and the continuous pile stabilizing plate are connected into a whole, and an imaginary solid deep foundation defined by the pile foundations and the continuous pile stabilizing plate system is formed, so that the stability of the pile foundations and the foundation is improved; the pile foundation center is prevented from systematically deviating from the axis, and the foundation bearing capacity is greatly improved. In addition, the continuous pile stabilizing plate can greatly improve the counterforce of the foundation, the bearing capacity of the original foundation is fully exerted, and then the safety and stability of buildings on the foundation are improved.

The utility model discloses a low-carbon magnesia carbon brick with good thermal shock resistance, relates to the technical field of low-carbon magnesia carbon brick production, and solves the problems that although the existing low-carbon magnesia carbon brick is good in masonry connection stability, the brick body form is more complicated, and adjacent brick bodies are different in shape, so that the brick body is not easy to deform. In order to solve the problems that in the prior art, production steps of the low-carbon magnesia carbon brick are complex, and protruding brick bodies are inconvenient to carry in the transportation process and are prone to colliding with one another to cause damage, through the matching arrangement of the low-carbon magnesia carbon brick bodies and the inserting rectangular bricks, the whole brick body is free of unstable protruding parts, the transportation stability is high, and the brick bodies are not prone to damage. The upper end and the lower end of the stacked integral brick are automatically clamped, the left end and the right end are clamped by inserting rectangular bricks, the anti-seismic stability is good, raw materials and additives of an original low-carbon magnesia carbon brick body are improved by selecting ingredients in the low-carbon magnesia carbon brick body, the mulling effect and the product quality are guaranteed, the oxidation resistance of the magnesia carbon brick is improved, and the service life of the magnesia carbon brick is prolonged. The service life is prolonged.