435 results about "Structural framework" patented technology

The invention relates to the technical field of rock monitoring, in particular to a safety monitoring method and system for a rock slope, which is characterized in that an abnormal focusing area is generated through gradient change and density sudden change judgment, a basic entrance for early risk identification is constructed, the positioning accuracy of a crack sensitive section is enhanced, and the safety of the crack sensitive section is improved. The identification precision and the dynamic intervention capability of the potential risk area of the rock slope are enhanced, the linear features of the boundary response are extracted through the convolutional neural network, the identification and the reconstruction of the crack main extension path are realized, and the method combines the direction sorting and the structure continuity analysis to improve the reliability of the crack main extension path. Closed fitting and stable connection node labeling of a crack path are completed, a traceable structural framework is provided for subsequent trend analysis, dynamic modeling of crack migration evolution is achieved through comparison recognition of a displacement direction and an angle abrupt change point, a closed path grid can be constructed in a crack direction reversal area, and the dynamic modeling of crack migration evolution is achieved. And the dynamic response layout of the crack control structure is realized.

An assembly of parts for a structural moment connection includes a first connecting component and a second connecting component. The first connecting component is configured to be connected to a first structural frame member. The second connecting component is configured to be connected to a second structural frame member. The first connecting component includes an elongated protrusion. The second connecting component includes a body having an elongated cavity extending inside of the body from a side surface of the body. The elongated protrusion is configured to be received in the elongated cavity such that the first connecting component and the second connecting component produce a moment connection between the first structural frame member and the second structural frame member when the elongated protrusion is received in the elongated cavity.

The module cabin structure capable of being assembled and expanded comprises a structural frame and wall surfaces, the wall surfaces comprise a standard wall, a window wall and a door wall, the length-width-height ratio of the structural frame is 2: 1: 1, the standard wall, the window wall and the door wall are the same in size, the wall surfaces and the structural frame are welded to form a closed space, a plurality of connecting joints are arranged on the top of the structural frame, and the connecting joints are connected with the structural frame. The module cabin structure is spliced based on the connecting nodes, and at least one wall face and the structural frame are detachably installed. By means of the design of the structural frame with the standardized size and the detachable wall faces, the sealing structure and the connecting joints are combined, the problems that the transportation size is limited, the single capacity is insufficient, and the multi-cabin-body cooperation efficiency is low are solved, and the advantages of improving the sealing performance, enhancing the connecting stability and facilitating expansion and splicing are achieved.

The invention discloses a low-cost commercial equipment system scheme optimization method based on energy transfer. The method comprises the following steps: step 1, modeling and designing an equipment system based on a DoDAF system structure method; 2, after available equipment units are screened out under the structural framework of the constructed equipment system, the efficiency-cost ratio of the system is calculated through an equipment system efficiency calculation method, and the equipment system with the highest efficiency-cost ratio is selected as an optimal scheme. Therefore, the problem that there is no calculation method from the single-loading efficiency to the system efficiency in the prior art is solved. According to the method, the efficiency improvement caused by the cooperative relationship between the devices is fully considered, the joint probability distribution of the cooperative effect generated on the battlefield between the different devices is innovatively selected as the gain coefficient, mathematical modeling of the endophytic emergence of the device system under the actual combat condition is achieved, and the accuracy and scientificity of system efficiency estimation are greatly improved.

The invention relates to the technical field of modular wallboards, in particular to a modular building construction component which comprises a frame, a plurality of wallboards, a plurality of sealing strips and a plurality of tensioning structures. The frame comprises a top frame, a bottom frame and a plurality of stand columns vertically arranged between the top frame and the bottom frame. The upper and lower ends of the wallboards are slidably mounted on the top frame and the bottom frame respectively, so that modular assembly is completed; mounting grooves are formed in the vertical edges of the wallboards; sawtooth sealing strips are fixedly mounted in the mounting grooves, and the sealing strips of the adjacent wallboards form a staggered meshing structure when spliced. Two tensioning structures are installed on each sealing strip, the two tensioning structures enable the sealing strips to be in a tensioning state, the straightness of the sealing strips is guaranteed, wrinkles are avoided, and the problem that in the wall splicing process, due to the tooth staggering phenomenon of the two sawtooth-shaped sealing strips and untight attachment, the sealing performance is poor is solved; and the sealing performance is improved.

The invention discloses an annual work report generation method, system and device based on a large model, and a medium, belongs to the technical field of natural language processing and artificial intelligence application, and aims to solve the technical problems of low efficiency, unstable quality, poor flexibility and high efficiency in the existing annual work report writing process. According to the technical scheme, the method comprises the steps of obtaining multi-source data related to annual work; preprocessing the multi-source data; a pre-training fine tuning mode is adopted to train and optimize the large model, a large-scale pre-training language model is used as a basis, supervised learning and unsupervised learning modes are combined, and the large model is finely tuned by using related data; inputting the preprocessed data into the trained and optimized large model, and generating a preliminary report according to a structural framework of an annual work report; and receiving user modification opinions through an interactive interface, analyzing the opinions, cooperating with data processing and large model optimization, re-obtaining data or optimized contents, and iteratively outputting a final report.

The invention discloses a quality detection device for a steel structure frame, and belongs to the technical field of quality detection, the quality detection device comprises a tension testing machine, and also comprises a support plate arranged on the tension testing machine; the feeding mechanism is arranged above the supporting plate and is used for feeding the sample; the moving mechanism is connected with the supporting plate, and a locking mechanism is connected to the moving mechanism; the moving mechanism is used for driving the locking mechanism and the sample to horizontally move, and the locking mechanism is used for clamping or loosening the sample under the moving cooperation of the moving mechanism; according to the scheme, only the sample needs to be placed in the feeding mechanism, the sample is automatically clamped and fixed and is subsequently released and unloaded in the process of driving the locking mechanism to move through the moving mechanism, the automation degree is high, manual active operation is not needed, the operation difficulty is reduced, a large amount of labor force and time are saved, and the working efficiency is improved. The detection efficiency is obviously improved, the subsequent detection work is facilitated, and the practicability is relatively high.

The invention relates to a sectional type positioning installation method and system for a steel structure frame, and relates to the technical field of building structure construction. The method comprises the steps that three-dimensional coordinate measurement is conducted on the embedded bolt through a total station, a deviation value recording table is obtained, and a control network and a marking system are established; the method comprises the following steps: performing ultrasonic flaw detection and pre-tension reinspection on a steel structural member, performing ground pre-assembly to obtain a single-section steel frame model, and performing optimization treatment to form a number marking system and an assembly sequence diagram; a steel structure is divided into a plurality of independent installation units, and preliminary positioning is achieved through a temporary fixing technology; secondary measurement is carried out, fine adjustment is carried out through an ejector and a wire drawing device, accumulated deviation is dispersed through an overall balance method, and the pre-camber is set to obtain a stable frame system; the high-strength bolts are finally tightened, and welding construction is conducted; the roof system is installed in a batched concentrated hoisting mode. The problem that accumulated errors are difficult to control in traditional steel structure installation is solved, and the installation precision and efficiency are improved.

The embodiment of the invention provides an integral toilet module which is mainly composed of a concrete chassis, a structural framework, a built-in system and an electromechanical system which are integrally formed in a pouring mode and can be matched with a steel structure fabricated building. The chassis is prefabricated by concrete and is integrally sealed and waterproof. And the structural framework is fixed on the chassis and is provided with the light enclosure wallboards, so that the overall weight of the module is effectively reduced, the transportation and construction cost is reduced, and the assembly efficiency is improved. The enclosure wallboards can be made of light materials such as foaming ceramics and have the properties of heat preservation, heat insulation, fire prevention, water prevention and the like. According to the module, pre-integration of all structures, built-in systems and electromechanical systems is completed in a factory, the module can be used only by being hoisted in place and connected with a main body structure on site, and rapid, efficient and reliable assembly type construction is achieved.

The invention relates to the technical field of farm house construction, in particular to a farm house construction method based on combined prefabricated wallboards, which comprises the following steps: pre-burying bolts in foundation concrete of an assembly site according to a farm house prediction model, and sequentially mounting steel columns, steel beams and floor support steel to form a steel structure frame; pre-splicing is carried out; a wallboard edge abrasion model is determined, and the splicing hot air temperature is adjusted; determining a wallboard structure stability processing mode according to the stress distribution diagram, wherein the wallboard structure stability processing mode comprises the step of adjusting the dislocation angle of sawteeth at the edge of the wallboard when the wallboard is spliced, or determining the splicing gap width of rock wool in the wallboard according to the maximum heat transfer coefficient; the steel structure frame and the wall plate structure are spliced according to the splicing hot air temperature and the wall plate structure stability treatment mode to form the farm house outer maintenance structure; and the built-in structure is installed on the farm house outer maintenance structure to form the combined farm house. The structure stability and the heat preservation performance of the farm house are improved.

The application discloses a flexible strain sensor with high linearity and low hysteresis, a preparation method and application thereof, and belongs to the technical field of sensors. The composite sensitive material prepared by using an electric spray gun has high linearity and low hysteresis performance. The physical contact between silver nanowires and two-dimensional MXene nanosheets makes the sensor have high sensitivity in a tensile state. Meanwhile, the liquid metal particles as a structural framework have inherent room-temperature low-melting-point characteristics, so that the liquid metal particles are in a liquid state at room temperature, and the gap between the MXene nanosheets and the silver nanowires is reduced. The coordination bond formed between the MXene nanosheets and the liquid metal enhances the interface interaction between the MXene nanosheets and the liquid metal, and reduces energy dissipation. The uniform composite sensing network layer obtained based on a spray mixing technology has a uniform distance between the sensitive materials in the composite sensitive layer with the gradual increase of external stress; and the existence of the buckling structure strengthens the interaction between the sensitive materials. Therefore, the resistance has a linear relationship with the change of the stretching amount, that is, high linearity; and the flexible strain sensor has high sensitivity.

A safety gate has: a structural frame including a pair of columns spaced from one another along a peripheral edge of an elevated platform to define a ledge entrance to a staging area of the elevated platform; a ledge gate; and a staging gate; and in which the ledge gate and the staging gate are connected to move together relative to the pair of columns: into a loading configuration when the ledge gate rises and pitches upward, and the staging gate lowers and unfolds laterally away from the pair of structural columns, to allow a) the ledge gate to open the ledge entrance and b) the staging gate to enclose the staging area; and into an unloading configuration when the ledge gate lowers and pitches downward, and the staging gate rises and folds laterally toward the pair of structural columns, to allow a) the ledge gate to close the ledge entrance and b) the staging gate to expose the staging area.

A seat back for an office chair is efficiently manufactured and assembled. The seat back includes a tensioner for tensioning a flexible support on the structural frame. The tensioner is connected between the lower edge of the flexible support and the upright members of the frame such that the tensioner stretches the flexible support between the upper and lower edges of the flexible support and maintains the flexible support in tension on the structural frame. An armrest mount may be formed integrally with each of the upright members of the structural frame, and an armrest housing vertically adjustably mounted to each of the armrest mounts. An activation mechanism is positioned adjacent to the lower end of the armrest housing, and is connected to a lock element such that movement of the activation mechanism toward the upper end of the housing causes the lock element to move to an unlocked position.

The low-speed maglev large-span bridge end super-large displacement track row expansion device is used to realize high-precision maglev track and foundation structure deformation coordination control, and well solves the expansion deformation of the bridge end super-large displacement caused by temperature difference. The track row structure unit is continuously arranged from the main span side pier to the boundary pier on the top surface of the bridge body, the longitudinal front end of the first track row structure unit is anchored and connected with the main span beam body through the anchoring device, and the last track row structure unit longitudinally spans the super-large beam joint. The main body of the track row structure unit includes the bearing rail beam segment and the frame type track row unit, the bearing rail beam segment is integrated with the main span beam body, the frame type track row unit is installed on the bearing rail beam segment through the elastic strip fastener, and the bearing rail beam segment and the frame type track row unit are provided with longitudinal expansion structure and vertical and horizontal limiting structure. A pair of F-shaped guide rails are fixedly installed on the top surface of the frame type track row unit in transverse direction, and the wing plate joint is arranged between the longitudinally adjacent F-shaped guide rails.

The invention discloses a hot riveting welding device for ship steel structure machining. The hot riveting welding device comprises a machine body. Through cooperative use of the first bending mechanism and the drilling mechanism, the two sides of a steel structure plate are synchronously bent for three times to form a semi-finished product, a plurality of sets of riveting holes are sequentially formed in a third folded edge, and during drilling, the riveting efficiency is greatly improved. A whole formed by a second folding edge, a third inclined face, a second lifting piece and a shielding plate blocks an opening in the left side of a fixing frame, a first automatic cover plate blocks an opening in the right side of the fixing frame, a space is formed, chippings generated in the drilling process can only be collected in a collecting box, and then a steel structure frame is formed through a second bending mechanism; and finally, rivets are sequentially inserted into the overlapped riveting holes of the two third folded edges in the steel structure frame through the hot riveting welding mechanism, hot riveting welding is conducted on the rivets in sequence, a finished product is formed, the whole process is automatically operated, and the production efficiency of the cuboid frame for the ship is improved.

An apparatus for supporting a first ballistic shield and a second ballistic shield is disclosed. The apparatus has a structural frame, and a wheel assembly rotatably attached to a structural connector of a base assembly of the structural frame. The structural frame is configured to removably attach to the first ballistic shield. The structural frame is configured to removably attach to the second ballistic shield. The wheel assembly includes a plurality of axles spaced away from the structural connector and configured to rotate about the structural connector when the wheel assembly rotates.

A product includes a mesh member and a structural framework. The mesh member comprises a set of filaments of polymeric material, wherein at least two members of the set of filaments are looped and bonded to each other. The structural framework is embedded within the mesh member. A stiffness of the structural framework is greater than a stiffness of the mesh member.

Disclosed herein is a hoist tool including a hoist frame and a base structure. The hoist frame includes a structural framework having a first end and a second end and at least one first rotation-enabling coupling at the second end of the structural framework. The base structure includes at least one second rotation-enabling coupling configured to engage with the at least one first rotation-enabling coupling of the hoist frame. The at least one second rotation-enabling coupling of the base structure defines a rolling axis. The hoist frame is selectively movable by the hoist to position the at least one first rotation-enabling coupling into engagement with the at least one second rotation-enabling coupling and when coupled and when the assembled structure is coupled to the hoist frame, the hoist frame is selectively rotatable about the rolling axis, relative to the base structure, to enable a rollover of the assembled structure.

The invention discloses a bolted solid waste treatment facility modular construction method and an evaluation system thereof, and relates to the field of integrated module construction.The method comprises the steps that S1, data are collected, whether modular construction conditions are met or not is judged, S2, a solid waste treatment facility is decomposed into sub-modules and a structural framework which are independent in function and can be integrated, S3, the structural framework is constructed, and S4, the sub-modules and the structural framework are constructed. The construction of the structural frame comprises the following steps of S3.1, building of a main body structure, S3.2, building of a building cushion pier, S3.3, building of a weighing device, S3.4, building of a transportation device and S3.5, a shipment fixing structure which is used for supporting and fixing the shipped main body structure. According to the modular construction method of the bolted solid waste treatment facility, the boiler, hundreds of accessory equipment and the boiler pipeline are integrated on one module, the whole module is transported to an artificial island to be installed, the installation mode of a traditional large boiler is broken through, and the project development cost and period are greatly reduced through the remote integration mode.

The invention discloses a tunnel and superstructure three-dimensional cooperative deformation monitoring system and method.The system comprises a model box, a tunnel convergence mechanism is arranged in the model box and comprises an inner sleeve with two open ends and an outer sleeve with one open end, and the inner sleeve is sleeved with the outer sleeve in a sliding mode; the outer sleeve is in transmission connection with the telescopic mechanism located in the inner sleeve. A test soil body used for filling the tunnel convergence mechanism is arranged in the model box, an upper structure model is placed on the surface of the test soil body, the upper structure model comprises a base plate placed on the surface of the test soil body, and a structure frame is arranged on the base plate; according to the scheme, accurate simulation of the stratum disturbance transfer effect and the response of the upper structure in the whole tunnel construction process and real-time monitoring of the base contact stress and the structural deformation are achieved, and necessary test support is provided for subsequent related theories and response research of actual tunnel underneath passing urban building groups.

The utility model discloses a novel externally-buckled door and window structure which is characterized in that an inner frame, a horizontal frame and an outer frame of a frame main body surround and fix a glass main body on three surfaces, the inner frame is a support-shaped frame body, the horizontal frame is a horizontal support-shaped frame body, the outer frame is an open-shaped frame body, the outer frame is provided with a line pressing structure, the line pressing structure is a support-shaped buckle plate, and the support-shaped buckle plate is connected with the horizontal support-shaped frame body. The outer frame and the line pressing structure are connected in a buckled mode through the buckle structure, the line pressing structure is taken down, the outer frame is opened, the glass body can be taken down, the buckle line pressing structure and the outer frame form a supporting-shaped frame body to fix the glass body, according to the novel door and window structure, glass, especially the outer side of the door and window, can be conveniently replaced on the single side of the door and window, and the adaptability of the door and window is improved; the buckle protrusions are matched with the buckle grooves, the structure is simple, installation is convenient, and stability is high; the stress protrusions, the bearing ends and the buckle structures achieve stress balance on the three layers, and the stability of the wire pressing structure is higher.

The utility model discloses a supporting structure frame of a low-temperature storage tank suspended ceiling, which is integrally in an axial symmetry shape and comprises a central hole, a plurality of circles of annular main beams with different radiuses radiating outwards from the central hole and radial secondary beams used for connecting the adjacent annular main beams and in a radial shape, and the adjacent annular main beams form an annular space. The radial secondary beams located in the same annular space are symmetrically distributed, and each ring of annular main beam is formed by connecting a plurality of arc-shaped beams formed through pre-bending. According to the supporting structure frame of the low-temperature storage tank suspended ceiling, welding work does not exist on a construction site, and the assembling cost and time are reduced.

The utility model relates to the field of positioning devices, in particular to a supporting frame positioning device in steel structure frame construction, which comprises an upper positioning plate, a lower positioning plate, a buffer rubber plate and an angle adjusting shaft. A lower positioning plate is arranged below the upper positioning plate, an angle adjusting shaft is arranged below the upper positioning plate, an angle adjusting groove is formed in the center of the upper end of the upper positioning plate, the angle adjusting shaft is located in the angle adjusting groove, and buffering rubber plates are arranged on the outer side of the upper positioning plate and the outer side of the lower positioning plate. The upper positioning plate, the lower positioning plate, the buffering rubber plate and the angle adjusting shaft are combined, so that when the supporting frame is installed, a worker firstly installs the lower positioning plate on the edge of the corner of the upper end of a lower part of the supporting frame through a bolt, then pulls the upper positioning plate, and then the angle adjusting shaft is rotated to adjust the angle of the supporting frame. The angle adjusting shaft is adjusted to a proper angle suitable for a part above the supporting frame, and then the part above the supporting frame is accurately in butt joint with a part below the supporting frame through positioning provided by the upper positioning plate.

The present invention discloses a fully transparent dredging draghead test device, which includes a water pump, a water tank, a draghead structure and an observation system; the water pump is controlled by a variable frequency motor, and the water tank includes a structural framework, transparent baffles, non-transparent baffles and an operation platform; the draghead structure includes a model draghead, pressure measuring short pipes, velocity measuring windows, nozzle assemblies, lifting lugs, supporting components, outlets and suction ports; the observation system includes tracer deflectors, pressure sensors and velocimeters; by using the device of the present invention, not only can the complex coupled flow field around and inside the draghead be observed, but also the key conditions and performance parameters of the draghead can be measured, thus providing important data for optimizing the draghead structure and its construction technology.

The present application relates to the field of steel structure frames, and specifically discloses a beam-column connection node structure and a construction method thereof. The beam-column connection node structure includes a crossbeam and a column, a connection seat is sleeved on the outer side of the column, the connection seat includes a positioning tube and a connection plate fixedly connected to the outer side of the lower end of the positioning tube, the crossbeam includes two flange plates and a web connected between the two flange plates, one of the flange plates abuts against the upper side of the connection plate; a plurality of support seats are arranged at intervals around the column on the lower side of the connection seat, the support seats include a first support plate and a second support plate perpendicular to each other, one end of the first support plate and the second support plate are connected, the first support plate is connected to at least two first plug rods, and the second support plate is connected to a second plug rod. The beam-column connection node of the present application can be switched between rigid connection and hinged connection by adopting different installation methods, and has a wide range of applications.

The utility model relates to a multifunctional touch control button and an electronic product, the multifunctional touch control button comprises a keycap and a structure frame, the keycap is assembled on the structure frame, the structure frame is provided with a pressure sensing assembly, and the pressure sensing assembly is assembled on the keycap. The pressure sensing assembly senses the deformation generated by the stress of the structural frame so as to obtain the stress position and / or size information; the metal dome assembly is configured to be matched with the structural frame in an abutting mode and form at least one stress supporting point, and the metal dome assembly and the key cap are located on the two opposite sides of the structural frame respectively. Through the arrangement, the control mode of a traditional mechanical key is reserved, user habits do not need to be changed, the functions of pressure identification, touch and sliding are added, the functionality, interestingness and operability of the key are enriched, and the key is structurally integrated and more compact.

To provide a seat back for an office chair capable of being efficiently manufactured and assembled.SOLUTION: A seat back for an office chair includes a tensioner for tensioning a flexible support on a structural frame. A tensioner is connected between a lower edge of the flexible support and upright members of the frame so that the tensioner stretches the flexible support between upper and lower edges of the flexible support and maintains the flexible support in tension on the structural frame. Armrests mount may be formed integrally with the upright members of the structural frame, and an armrest housing vertically adjustably mounted to each of the armrest mounts. An activation mechanism is positioned adjacent to a lower end of the armrest housing, and is connected to a lock element so that movement of the activation mechanism toward an upper end of the housing causes the lock element to move to an unlocked position.SELECTED DRAWING: Figure 1

An implantable medical device has a structural framework having a base material that is coated with a surface enhancement layer. The coated structural framework is then poled with a desired polarity that carries either a positive charge or a negative charge on the surface of the coated structural framework when the structural framework is under deformation. The surface enhancement layer can be a copolymer or a zinc oxide coating, or can include some portions that are the copolymer and some portions that are the zinc oxide coating.