177 results about "Construction industry" patented technology

The invention discloses a concrete quality three-level monitoring device and method, and belongs to the technical field of concrete construction. The method aims at solving the cracking problem caused by factors such as temperature stress and shrinkage stress in mass concrete construction and the key technical problems such as data islanding phenomenon and regulation and control lag in an existing monitoring method. According to the technical scheme, a three-level monitoring system of pouring layer-cooling layer-structural layer is constructed, and various key parameters such as temperature, humidity, flow velocity and cooling water flow of concrete in pouring, cooling and stabilizing stages are accurately monitored in real time; the central controller is used for carrying out real-time analysis processing and dynamic regulation and control on the data, so that comprehensive, accurate and continuous monitoring on the concrete construction quality is realized; the method is mainly applied to monitoring scenes of mass concrete construction quality, concrete cracking can be effectively prevented, the engineering quality and safety are remarkably improved, and reliable technical guarantee is provided for the concrete construction industry.

The invention provides a BIM (Building Information Modeling) full life cycle splitting and cross-model synchronization method and system. The method comprises the steps that BIM model components are coded based on a full life cycle coding rule, private attributes of all engineering stages and component codes of the engineering stages are bound and stored in component extension attributes, and a BIM master model containing multi-stage attribute information is generated; setting a BIM model splitting rule based on a rule engine; the code of each component in the BIM model is analyzed, the codes are compared with screening conditions in the splitting rules according to levels, and component data corresponding to the successfully matched codes are packaged and stored as sub-models; establishing association mapping between the models; and when the source model is modified, the synchronization engine executes synchronous updating of the target model according to the association mapping between the source model and the target model associated with the source model, so that the cross-stage multi-participant cooperation efficiency is improved, and a solid technical support is provided for digital transformation of the construction industry.

The invention discloses a building industry multi-subject collaborative full life cycle carbon emission management system and method, and relates to the technical field of building industry carbon emission management. The system comprises a carbon perception and data collaboration module, a carbon simulation and deduction module, a carbon optimization and collaborative regulation and control module, a carbon accounting and auditing traceability module and a carbon decision and knowledge generation module. Multi-source heterogeneous data is converted into a carbon flow unit with time, space and responsibility subject attributes, data checking, locking and compliance sharing are achieved by means of a multi-subject data collaboration pool, carbon data barriers among all responsibility subjects are broken through, the problems of fragmentization of carbon data collection and lack of collaboration are solved, and the data collection efficiency is improved. And meanwhile, the carbon accounting and audit traceability module completes multi-dimensional accounting based on the carbon flow unit, and establishes a digital carbon chain pointing to an original data source and a responsibility subject, so that full-link traceability of carbon emission data is realized.

The present invention is drawn to an adhesive or binder composition comprising, —a cationic polyelectrolyte, —an anionic polyelectrolyte, —a mineral salt selected from the group consisting of alkaline metal or alkaline earth metal halogenides, —a particulate mineral filler, —a water-soluble polyphenol comprising at least one polyhydroxylated aromatic ring structure, and —water It is also drawn to the use of such a composition as an adhesive, binder, coating or sealant in the construction industry.

The utility model relates to the technical field of foundation pit supporting in the building industry, in particular to a steel support hanging plate assembly. The steel support hanging plate assembly comprises N U-shaped hanging rings, the front end of each hanging ring tilts upwards, and N is larger than or equal to 1; the hanging plate comprises a hanging section which is in a plate shape and extends in the vertical direction, and N hanging holes are formed in the top of the hanging section; the supporting section is fixed at the bottom end of the hanging section, is plate-shaped and extends along the horizontal direction; wherein the hanging plate is hung on the N hanging rings through the N hanging holes. The steel support hanging plate assembly has the biggest characteristic that the steel support hanging plate assembly can be conveniently mounted and dismounted without the aid of tools, and the L-shaped hanging plate can be repeatedly used, so that the construction cost is reduced.

The invention discloses a construction industry intelligent construction site construction machinery management platform which comprises a sensing layer, a positioning module, a video monitoring module, a network transmission module, a platform layer and a risk planning module. The risk planning module is introduced, the module dynamically evaluates a current operation risk coefficient by analyzing historical accident data and an equipment operation rule, and intelligently adjusts the motion capture frequency of the video monitoring module accordingly, and when the risk coefficient is relatively high, the system automatically improves the monitoring frequency and strengthens the supervision strength on a high-risk time period or working condition; and when the risk is relatively low, the monitoring frequency is properly reduced, so that on the premise of ensuring the safety, system resource occupation is optimized, invalid data redundancy is avoided, the overall operation efficiency is improved, 'on-demand response 'of safety monitoring is realized, the supervision of a high-risk link is enhanced, resource waste and privacy dispute caused by all-weather high-frequency monitoring are avoided, and the safety of the system is improved. And flexibility and scientificity of intelligent management are embodied.

Disclosed herein are new types of foam insulation, and in particular, foam insulation for the exterior surfaces of residential, industrial, institutional or commercial buildings made using new silicone spray foam systems. These inventions relate to isocyanate-free foams used for thermal insulation, flame-retardancy and water resistance. The foams are prepared from silicone polymers with non-fluorinated blowing agents and can be used in the construction industry.

The invention discloses a wall metal detector and a wall metal detection method, and relates to the technical field of the construction industry, the wall metal detector comprises a shell, a metal detection device and a marking device, the metal detection device used for detecting metal is arranged in the shell, a marking hole is formed in the side face, attached to the wall surface, of the shell in a penetrating mode, and the marking device is arranged in the marking hole. The metal detection device is provided with a marking hole, the marking hole is adjacent to the metal detection device, a marking device is arranged in the marking hole in a penetrating mode, the marking device can move towards the wall surface and abut against the wall surface so as to mark the wall surface, and the handheld wall metal detector abuts against the wall surface and moves along the wall surface so as to mark the wall surface. According to the wall metal detector, when the metal detection device in the wall metal detector detects that metal exists in the wall and the metal detection device is closest to the metal, the marking device marks the wall surface, so that a worker does not need to carry a marking pen, and the use convenience of the wall metal detector is improved.

This invention relates to the field of building materials supply chain technology, specifically to an intelligent recommendation method and system for building materials supply chains, comprising the following steps: suppliers upload reports to a platform, the platform generates a data package of information and synchronizes it to a procurement cloud platform; the procurement cloud platform receives the data, generates industry tags, calculates indicator scores, and builds tables to form a classification index system; buyers submit requirements, the platform parses the requirements and executes a screening mechanism to screen suppliers and generate a list of solutions based on comprehensive scoring; buyers evaluate and select suppliers to generate orders, and the platform updates inventory and logistics information. This invention comprehensively records supplier information and constructs a classification index through multi-dimensional data processing technology, achieving accurate screening; it uses dynamic scoring and hierarchical screening technology to flexibly adjust screening criteria; it breaks down the global problem through grouping and parallel computing technology to improve computational efficiency; and it objectively evaluates suppliers through comprehensive scoring technology, ultimately improving procurement efficiency and optimizing supply chain matching.

The invention discloses a pipe lifting device. The pipe lifting device comprises a supporting part and a pipe lifting part hinged to the supporting part. The supporting part comprises a first base; the pipe lifting part comprises a pipe lifting assembly, the top end of the pipe lifting assembly is an operation end, the bottom end of the pipe lifting assembly is a working end, the pipe lifting assembly is hinged to the first base, and the hinge point is located between the top end and the bottom end of the pipe lifting assembly; a clamping part used for clamping the high-pressure straight pipe is arranged at the working end of the pipe lifting assembly, and the opening direction of the clamping part is opposite to the first base. The high-pressure straight pipe can be lifted in a more labor-saving manner, the labor intensity is low, and the safety is high; the pipe lifting device is suitable for pipe lifting operation in petroleum engineering or other pipeline construction industries.

The present application relates to a method for repairing a through hole of a metal component by means of a detachable gauze, comprising a polishing step and a surface treatment step on the periphery of the through hole of the metal component, a step of fixing a flexible and dense gauze on the metal surface on one side of the through hole of the metal component by means of a high-temperature-resistant adhesive tape as an effective deposition matrix for the next step of repairing powder, a step of spraying and repairing the repairing powder from the opening on the other side of the through hole of the metal component by means of a spraying process with a gas inlet temperature of 400-550 DEG C, a gas pressure of 110-130 psi, a powder feeding amount of 12-15 g / min and a spraying distance of 10-25 mm, and a polishing step. The method overcomes the problem that the support plate and the repaired component are difficult to detach in the current cold spraying repair method. The unique design of the gauze makes it easy to remove the support after the repair is completed, and no additional heat treatment is required. The method is suitable for on-site repair of complex holes of various metal components and has wide application potential, especially in the aviation, automobile and construction industries.

The disclosure relates to a method for controlling carbonation synthesis of silicon and / or aluminium carbonate minerals, wherein the concentration of dissolved silicon and / or aluminium in a mix to be cured is adjusted to at least 1 mmol / 1 before curing the mix with gas comprising carbon dioxide (CO2) having a partial pressure of CO2 of at least 0.15 bar. In some embodiments of the disclosure an alkaline substance is added to the raw material to provide the mix where the total concentration of dissolved silicon and / or aluminium of at least 1 mmol / 1. The disclosure also relates to a product obtainable by the methods of the disclosure as well as to the use of the product as building material, preferably for producing concrete-like products, more preferably for elements, most preferably for pre-casted elements and to the use of the method in construction industry or for production of elements and / or pre-casted elements.

The invention discloses a building industry economy-energy-carbon emission space-time evolution analysis method and system, and relates to the technical field of data processing. The method comprises the following steps: S1, constructing a construction industry low-carbon economic benefit two-dimensional index system; step S2, establishing a space-time evolution analysis framework with coupled VAR-LSTM-sHMM three models; s3, designing a multi-scene dynamic evolution simulation and intervention module; and S4, constructing a building industry economy-energy-carbon emission space-time evolution analysis system. According to the method, a TVP-VAR-LSTM-SDW-sHMM three-model coupling framework is built; the historical back test proves that the prediction error rate of the framework on the low-carbon economic benefit comprehensive index is reduced, the model precision is improved, and reliable data support is provided for long-term low-carbon planning.

The invention relates to a method for producing tiles using coffee bean membranes instead of coffee grounds from coffee bean membrane waste, called silver skin, which are used as flooring materials in the construction industry.

The present invention relates to a process for manufacturing a carbonized plastic aggregate, said process comprising the steps of: (i) mixing plastic particles with at least one gelling binder comprising at least one metal oxide or metal silicate to form a first composition, (ii) providing a second composition comprising water; (iii) mixing together the first composition and the second composition to form a pre-mixture; (iv) agglomerating the pre-mixture to form a plastic aggregate; and (v) carbonizing the at least one metal oxide or metal silicate by an active carbonization process to obtain the carbonized plastic aggregate.

1. The name of the design product: steel pipe clamp. 2. The use of the design product: the design product is used for clamping and fixing steel pipes in the construction industry. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The invention discloses fiber-free seawater and sea sand alkali-activated ultrahigh-strength concrete cured at normal temperature. Solid potassium carbonate and solid sodium metasilicate are used as composite excitants, under the condition that fibers are not doped, seawater and sea sand are used as water sand for mixing, industrial solid waste slag and silica fume are used as precursor materials, quartz powder is used as a filling material, borax is used as a retarder, the proportion of all raw material components is optimized, and a single-component forming mode is adopted, so that the fiber-reinforced concrete is prepared. The preparation of the ultrahigh-strength concrete can be realized under a normal-temperature sealed curing condition. According to the invention, the problem that the ultra-high strength performance and excellent flow / setting performance of the alkali-activated concrete are difficult to consider is effectively solved, and the popularization and application of the alkali-activated ultra-high strength concrete in actual engineering can be promoted. The technological process is simple, and the production energy consumption and cost are low; seawater and sea sand are used as water sand for mixing concrete, development and utilization of marine resources are promoted, dependence of concrete materials on freshwater river sand resources is reduced, and green and sustainable development of the building industry is facilitated.

This invention relates to an intelligent processing method and intelligent generation system for prefabricated pipeline information. The method specifically includes: S1, receiving raw pipe segment data exported from 3D modeling software; S2, performing data preprocessing on the raw pipe segment data to obtain standardized data; S3, generating two grouped output sets based on the standardized data; and S4, using the simulated total length of surplus material as a benchmark parameter for comparison, selecting the intelligent processing result from the two grouped output sets. With the transformation of the construction industry towards industrialization and standardization, prefabricated installation technology for electromechanical engineering has become the mainstream trend in industry development. The solution described in this application can solve existing technical problems, transforming the uneven distribution of various cutting length parameters into complementary lengths, ultimately intelligently generating reasonable allocation parameters for prefabricated pipelines, thereby effectively reducing material waste.

This invention relates to the field of engineering management informatization and data processing technology, and discloses a construction industry resource matching and performance early warning system based on business data fusion. The system includes a multi-source heterogeneous data mapping module that constructs a resource-time slot matrix and transforms financial, physical, and information flow data into standardized feature vectors; a dynamic performance status entropy calculation module that calculates performance status entropy to quantify risk; a time slot adaptive modulation module that dynamically controls time slot granularity splitting or merging and adjusts data sampling frequency based on entropy gradient; a resource status latch control module that generates latch status bits that determine resource visibility based on a multi-dimensional confidence consensus protocol; and a topology path matching and risk blocking module that plans the minimum entropy increase path in the activated resource pool and directly modifies the latch bits based on risk flux propagation prediction to block risk propagation. This invention, based on entropy gradient adaptive modulation and status latching mechanisms, achieves unified quantification of resource risks, dynamic scaling of monitoring granularity, and proactive blocking of cascading risks.

Methods of processing phosphogypsum (PG) to recover Radium (e.g., 226Ra), and / or other constituents from PG, are described. PG (stockpiled PG, fresh PG or a combination) is combined with a leach solution, allowed to react for 2-6 hours (e.g., a single leaching step), at a temperature in the range of about 40-70 °C to obtain leachate and leach residue. Further processing by subjecting the leachate and / or the leach residue to one or more separation techniques, such as ion exchange, enables the recovery of one or more constituents of interest. By separating 226Ra, rare earth elements (REE) and / or other constituents from this secondary resource (e.g., waste PG), gypsum can be purified for use in the construction industry, the recovery of 226Ra can be used to produce dedicated isotopes like 223Ra and / or 223 Ac for life-saving cancer medication, and raw materials can be provided for the high-tech industry, agriculture and the building industry.

The present disclosure describes compositions (bio-carbon materials) and methods of making compositions that comprise a binder (such as a phenolic binder which may comprise cardanol) and charcoal, preferably in a powder form. The composition may also include an accelerator / catalyst. The binder, charcoal powder, and accelerator may be mixed together, formed (pressurized, rolled, or extruded) and then cured. The resulting composition may be used as a metallurgical reducing agent, processed into anodes for use in the metallurgical industry, used in the construction industry for example as an ingredient in concrete, and as a fuel for cooking.

1. Name of the product in this design: Profile (2). 2. Application of this design: Profiles used in the construction industry. 3. The key design feature of this product is its shape. 4. The picture or photo that best illustrates the key design points: Design 1 front view. 5. Design 1 is designated as the basic design. 6. Other matters requiring explanation: This design product is of variable length.

The present application relates to the field of new wall material preparation, in particular to a new wall material based on coal gangue and cement sintering and a preparation method thereof. The present application provides an innovative preparation method of coal gangue cement-based composite material. By introducing a new expanding agent and a mineral additive into the traditional cement-based composite material, the present application breaks through the limitations of the prior art and obtains a wall material with higher comprehensive performance and lower cost. The material is not only suitable for the construction industry, but also can be widely used in other fields, such as environmental protection and infrastructure construction.

1. The name of the design product: digital vertical single-stage centrifugal pump body (energy saving). 2. The use of the design product: the equipment is suitable for industrial water supply, central air conditioning system, construction industry, fire fighting system, water treatment system, power station circulating system, irrigation and spraying, etc. 3. The design points of the design product: in shape. 4. The picture or photo that can best show the design points: perspective view.

The utility model relates to material mechanics performance detection technical field, and disclose a kind of warm edge bar's compression resistance detection device, including bottom plate, control structure, pressure detection structure, clamping structure, guide structure and lifting structure, the bottom plate bottom installation universal wheel, it is convenient for equipment movement, the display screen of control structure can preset detection parameter, store and analyze data, lifting button and safety button facilitate operation and guarantee safety, pressure detection structure can accurately measure the pressure suffered by warm edge bar, including static and dynamic pressure, clamping structure can be adjusted clamping force according to warm edge bar characteristic, prevent displacement and avoid injury, guide structure ensures that pressure plate vertically and stably drops, guarantee detection accuracy, lifting structure is accurately controlled pressure exertion by pressure cylinder, the device effectively solves the problem, such as poor accuracy, single function in traditional detection technology, can comprehensively detect warm edge bar compression resistance, provides reliable detection means for warm edge bar production enterprise and construction industry.

This application provides a method and system for managing construction site accident hazards based on the Industrial Internet of Things (IIoT), relating to the field of IIoT technology. The method includes: determining a set of key hazard management characteristic parameters; determining a preset risk assessment threshold that meets the requirements of the construction industry; configuring a correction coefficient for the preset risk assessment threshold based on factors such as workload intensity, equipment aging, and the accumulation trend of site hazards, and setting a dynamic constraint mechanism for hazards in conjunction with the set of key hazard management characteristic parameters; and simultaneously verifying the accident hazard investigation and analysis parameters based on the dynamic constraint mechanism and the on-site safety intervention mechanism, outputting a construction site accident hazard control strategy. This application solves the technical problem in existing technologies where static and isolated hazard assessment standards are severely out of sync with the dynamic and complex working conditions of construction sites, leading to untimely hazard identification and further affecting the efficiency of accident hazard control. It achieves timely hazard identification and improves the efficiency of accident hazard control.

The utility model relates to a temperature and humidity adjusting device for a concrete standard curing room, and belongs to the technical field of engineering quality control of concrete standard curing rooms in the building construction industry. Comprising a standard curing chamber, a water tank, a fan, electric guide rails and atomizing nozzles, the two electric guide rails are arranged at the upper end of the standard curing chamber, the water tank is arranged on one side in the standard curing chamber, the water tank communicates with a U-shaped guide pipe, and the two atomizing nozzles are slidably connected into the corresponding electric guide rails and communicate with the guide pipe through telescopic water pipes; the two fans are arranged on the two sides of the standard curing chamber, the fans are communicated with a connecting piece through telescopic air pipes, one side of the connecting piece is fixedly connected with the side face of the atomization nozzle, an air pipe is arranged at the lower end of the connecting piece, and a temperature and humidity sensor is arranged on one side of the connecting piece. By arranging the electric guide rail, the temperature and humidity of a specific area can be adjusted in a targeted mode according to the actual situation of the standard curing chamber, the situation that the temperature and humidity in the concrete standard curing chamber are not uniform is avoided, and the adjusting efficiency is high.

The drainage basket, page 4 - Fig. 4, serves to improve and facilitate the laying of drainage pipes in the construction industry.

The invention provides a business analysis method and device for the building industry, electronic equipment and a storage medium, and belongs to the technical field of data processing in the building industry, and the method comprises the steps: obtaining an income list of a building project, and carrying out the matching of the income list with a semantic matching model containing a plurality of different cost lists, obtaining a standard cost list of the construction project; building material loss data related to the standard cost list is determined, and the project amount of the building project is determined based on the building material loss data; obtaining a purchase price database related to the construction project; and based on the income list, the project amount and the purchase price database, collecting the cost of each sub-project in the construction project to obtain a multi-level profit and loss analysis result of different granularities of the construction project. The method can be automatically realized through a software program and an artificial intelligence model, and solves the technical problems of low data processing efficiency, high error rate and insufficient standardization in business management of the existing building industry.

1. Name of the designed product: profile (0278190). 2. Use of the designed product: the designed product is used as a profile for the construction industry. 3. Design points of the designed product: in the shape of the product. 4. Picture or photo best indicating the design points: perspective view 1.