118 results about "Penetrometer" patented technology

The invention is suitable for the technical field of welding defect detection, and provides a welding defect detection method and system, and the method comprises the steps: constructing a region-of-interest extraction model, a permeability meter line model and a welding defect model based on a target detection algorithm; inputting a to-be-detected welding image into the region-of-interest extraction model to obtain a penetration meter region, a welding bead region and a positioning mark region; inputting the permeameter area into the permeameter line model to obtain a visible line detection result, and obtaining image calibration information based on the visible line detection result; the welding bead area is input into the welding defect model, and a defect detection result is obtained; based on the image calibration information and the positioning mark area, the defect detection result is mapped to the physical welding area, welding defects are positioned, automatic detection of welding production is achieved, and then the production quality of welding workpieces is improved.

The described cone penetrometer system is a geotechnical testing apparatus designed for accurate soil assessment comprising a drive shaft with an attached cone at its distal end, a load cell connected to the shaft for precise measurement of applied force, and a depth transducer to accurately gauge the penetration depth of the cone. This system distinguishes itself from traditional methods by directly converting force to bearing capacity based on the cone's surface area, eliminating the reliance on less accurate blow conversion tables. The inclusion of a reliable depth transducer ensures precise depth measurements, facilitating accurate plotting of bearing capacity against depth. While delivering enhanced accuracy, the system retains the advantages of lightweight, cost-effectiveness, and manual operation, aligning with the simplicity and efficiency characteristic of traditional methods like the Dynamic Cone Penetrometer (DCP) compared to more intricate and expensive Cone Penetration Test (CPT) systems.

A system for assessing soil properties comprises a test tool including an elongated housing including a first end and a second end opposite the first end and a sensing section. The sensing section includes a cone penetrometer test (CPT) tool protruding from the first end of the housing; a first seismic sensor housed in the housing and that senses seismic waves, one or more circuits housed in the housing and that process output of the first seismic sensor, memory housed in the housing and coupled to the one or more circuits and that stores data sensed by the sensing section, and a power source housed in the housing and that provides power for the sensing section.

Systems and methods for analyzing soil are generally provided. In particular, the disclosure provides systems and methods for determining bulk density of soil using rotational soil penetrometers. In some embodiments, the bulk density is determined by obtaining spectroscopic data and penetration torque data from the rotational soil penetrometer, and determining the bulk density of the soil based at least in part on the spectroscopic data and the penetration torque data. Bulk density may be combined with in situ measurements of elemental composition (e.g., carbon content) of soil in order to calculate total quantities of an element (e.g., carbon) in an area's topsoil. Also disclosed herein are systems and methods for modeling bulk density and / or carbon content of soil, based at least in part on spectroscopic data and penetration torque data. For example, trained statistical models determination are provided herein.

A computer-implemented method of determining subsurface thermal conductivity of target soil is disclosed. The method comprises receiving, from a heat flow penetrometer that is surrounded by target soil, temperature data comprising a temperature at each time point of n time points, determining, for each time point a measured temperature difference, based on estimated values of thermal conductivity and volumetric heat capacity of the target soil, using a solution space to generate a calculated temperature difference for the estimated values of thermal conductivity and volumetric heat capacity for each of a predetermined series of time points of the solution space. The solution space comprises a plurality of values of thermal conductivity, a plurality of values of volumetric heat capacity, and pre-computed values of temperature difference for each combination of values of thermal conductivity and volumetric heat capacity and for each of the predetermined series of time points of the solution space. Unlocking insights from Geo-Data, the present invention further relates to improvements in sustainability and environmental developments: together we create a safe and liveable world.

The invention discloses a static sounding process parameter monitoring system based on multiple modules and an application method thereof. The system comprises a static sounding data acquisition module, a static sounding data conversion module, a static sounding data analysis module, a transmission module and a terminal module. The static sounding data acquisition module is used for acquiring original data of the working state of the static sounding machine and outputting an analog quantity signal of the working state of the static sounding machine; the static sounding data conversion module is used for converting the analog quantity signal into a digital signal and recording the digital signal in real time; the static sounding data analysis module is used for carrying out depth and perpendicularity analysis and judgment on the digital signals and calculating the real-time penetration depth and perpendicularity of the probe rod; the transmission module is used for sending the original data, the penetration depth and the perpendicularity to the terminal module; and the terminal module is used for displaying the penetration depth and perpendicularity to management personnel in real time, and standardizing the operation of field staff through an indicator lamp. According to the method, the data false report condition in the penetration process of the probe rod can be reduced, and the project supervision efficiency is improved.

The invention relates to the technical field of marine geological engineering, in particular to a submarine geological parameter fused photovoltaic foundation construction resource allocation method which comprises the following steps: collecting submarine topographic data, rock-soil physical parameters and stratum bearing capacity parameters through a shipborne multi-beam sounding system, a submarine drilling sampling device and a static penetrometer; uniformly mapping various parameters to a three-dimensional geographic coordinate system, and constructing a standardized geological data cube; the stratum shear wave velocity, the standard penetration impact number and the water content are extracted, and a comprehensive geological rigidity index is calculated through fusion; according to index threshold values, three types of construction units of a hard rock area, a transition area and a soft soil area are divided, and a hydraulic impact hammer, a rotary drilling rig and a vibration pile sinking unit are matched; and when monitoring that the geological variation exceeds a set amplitude, automatically adjusting the configuration of equipment in an adjacent area, and generating a dynamic resource allocation scheme. According to the invention, precise configuration and intelligent scheduling of equipment under geological driving can be realized, and the efficiency and safety of submarine photovoltaic foundation construction are improved.

The invention provides a dynamic penetrometer, and relates to the technical field of measuring instruments. The dynamic penetrometer comprises a guide pressurization table, a driving hammer, a detection rod and a power transmission assembly. The guide pressurizing table is used for applying lateral constraining force and top pressure to a soil layer to be measured, and the guide pressurizing table comprises a first guide hole; the driving hammer is used for applying impact force to the detection rod and comprises a second guide hole; the detection rod vertically penetrates through the first guide hole and the second guide hole; the power transmission assembly comprises a supporting frame and a lifter, the supporting frame is used for supporting and limiting the power transmission assembly, and the lifter is used for providing lifting power for the driving hammer. When the to-be-detected soil layer is detected, the lifter lifts the driving hammer to a preset height and releases the driving hammer, so that the driving hammer freely falls and applies impact force to the detection rod, and the to-be-detected soil layer is detected according to the falling depth of the detection rod and the number of hammering times. According to the technical scheme, the accuracy of the dynamic penetrometer in the detection process can be improved.

A penetrometer system having a handheld, manually implemented penetrometer that includes a downwardly extending central support pole having a top portion, a bottom, and a ground engaging end opposite the top portion at an end distal from the top portion and a top end opposite the ground engaging end; an outwardly extending right side handle engaged with the top portion; an outwardly extending left side handle engaged with the top portion; a pressure gauge having a perimeter defining a gauge perimeter shape wherein the pressure gauge has a pressure sensor system; and a mounting system for the removable attachment of a mobile computing device such that the mobile computing device is in line or at least substantially in line with the downwardly extending central support pole and a display screen of the mobile computing device is viewable while the penetrometer is in use by the user.

According to the method for testing the dynamic and static bearing capacity of the sediment based on the ocean static sounding, an ocean static sounding instrument is provided with a spherical probe with the cross section area being 100 cm < 2 > and is provided with a penetration resistance sensor, a pore water pressure sensor, an attitude sensor and the like which are arranged on a conventional static sounding instrument; a penetration device, a power supply and an acquisition system of the static penetrometer are used for data acquisition, and the dynamic bearing capacity characteristics of the sediments are obtained through multiple times of penetration at different penetration speeds, calculation of the rate effect coefficient of the sediments and service of the dynamic bearing capacity characteristics of the sediments at different walking speeds of a mine car in the submarine manganese nodule mining process.

The invention provides a foundation bearing capacity static sounding testing device which comprises an adjusting mechanism, the adjusting mechanism comprises a carrying plate and four adjusting assemblies fixed to the four corners of the carrying plate respectively, the two sides of the carrying plate are each symmetrically provided with a fixing mechanism, and a main body testing mechanism is arranged between the two fixing mechanisms; the main body testing mechanism comprises a fixing frame mounted on the carrying plate, a hydraulic oil cylinder is fixedly mounted on the inner surface wall of the fixing frame, the telescopic end of the hydraulic oil cylinder is connected with a mounting plate movably embedded in the fixing frame, a probe rod is vertically inserted in the mounting plate, and a touch probe is rotationally connected to the bottom of the probe rod. The balance state of the static sounding testing device can be correspondingly adjusted through the adjusting assembly, so that the probe rod and the probe are perpendicular to the ground, subsequent detection on the bearing capacity of a foundation is more convenient, the accuracy of a detection result is improved, the probe is prevented from being damaged when penetrating into a soil layer, and the cost consumption is greatly reduced.

The invention provides a multi-factor coupling asphalt accelerated aging simulation method and system, and relates to the technical field of road engineering. The method comprises the following steps: at the beginning of simulation, performing multi-factor coupling asphalt aging environment simulation through an aging test box; acquiring set parameters of the multi-factor coupling asphalt aging environment simulation; determining an aging stress index according to the set parameters; obtaining the operation time of the aging test box; determining equivalent aging time according to the aging stress index and the operation time; when the simulation is finished, obtaining aging parameters of the asphalt through a dynamic shear rheometer and a penetrometer; determining an aging degree deviation according to the aging parameter; and determining whether to adjust the set parameters according to the aging degree deviation. According to the invention, the aging rate can be dynamically adjusted according to the aging stress index, and the set parameters can be dynamically adjusted according to the aging degree deviation so as to optimize the simulation condition and improve the accuracy and reliability of simulation.

The present application relates to the technical field of road engineering, and aims to provide a calibration device for asphalt penetrometer, which comprises a processor, a display, a mounting bracket mounted on the head of the penetrometer, and a calibration mechanism arranged on the mounting bracket; the calibration mechanism is provided with a swing rod, a contact rod is arranged on the swing rod and rotationally matched with the swing rod, and the rod shaft of the contact rod is connected with the input end of a rotary encoder; the swing rod can swing under its own gravity and drive the contact rod to abut against the side wall of the needle connecting rod of the penetrometer to form contact with the needle connecting rod; the rotary encoder is electrically connected with the processor, and the processor is electrically connected with the display. The present application can assist the operator to quickly and efficiently calibrate the penetrometer, is convenient to use, can be adapted to various types of penetrometers, and has good universality.

A thermal conductivity tool includes a housing having a penetrator cone on one longitudinal end. A thermal core is disposed in the housing at a selected distance from the penetrator cone. The thermal core comprises a core body having a plurality of circumferentially spaced apart longitudinal bores therein. Each of the bores has a heating element or a temperature sensor, wherein the heating elements and the temperature sensors are circumferentially symmetric about a longitudinal axis of the thermal core. A thermal system defined by the thermal conductivity tool and surrounding media having a plurality of different known thermal conductivities is predetermined by simulation or empirical measurement.

The utility model discloses an asphalt penetrometer, which is characterized in that a top sensor and a gravity sensor are synchronously arranged on a vertical driving part, a needle rod fixing bin is arranged on the gravity sensor, a clamping block and a clamping spring are arranged in the needle rod fixing bin, a controllable magnet is matched with the clamping block, and the clamping spring is arranged on the controllable magnet. And the controllable magnet attracts the clamping block to overcome the elastic force of the clamping spring so as to release the needle rod. An upper receding groove is formed in the bottom of the needle rod, a lower receding groove is formed in a nut locking sleeve arranged below the needle rod, the thin-waist elastic ring is fixed through the upper receding groove and the lower receding groove together, and the needle head is clamped and fixed to the elastic ring. During operation, after the high-precision gravity sensor senses that the tip of the test needle is in contact with the asphalt surface, the penetration depth starts to be measured, the needle head is automatically released after the measurement is completed, the needle head automatically falls off, and finally the penetration degree is measured and calculated.

A heat flow cone penetrometer (CPT) system (1) for measuring subterranean thermal conductivity is provided, comprising a penetrometer (2), a pusher (3) and at least one heat flow module (4). The at least one heat flow module (4) comprises at least one heating means (41) and at least one temperature sensor (42). The at least one flow module (4) comprises a dissipative sleeve (43) surrounding an inner sleeve (44), wherein the inner sleeve (44) comprises the heating element (41).

This invention discloses an intelligent portable variable-energy continuous-power penetrometer, belonging to the technical field of engineering testing equipment. The intelligent portable variable-energy continuous-power penetrometer includes a probe handle and a probe rod, and further includes: a probe base connected to the probe rod, the probe base having an inner cavity; a force sensor disposed within the inner cavity; a probe cone with a pressure block at the top, the pressure block being slidably connected to the side wall of the inner cavity, and the pressure block abutting against the force sensor; and a controller electrically connected to the force sensor, the force sensor being used to detect the real-time pressure on the pressure block, and the controller being electrically connected to a display, the controller being used to control the display to show the real-time pressure. This intelligent portable variable-energy continuous-power penetrometer ensures that even when the probe rod is deflected, i.e., when the soil is in contact with the probe rod, the frictional force of the soil on the probe rod will not affect the detection of the soil's mechanical properties, thus guaranteeing the accuracy of the measurement results.

The hand carried enhanced penetrometer includes an electrical linear actuator system to advance a soil penetration rod into a test site soil during a penetrometer test. The penetrometer also includes a base plate system that uses an operator's static body weight to anchor the penetrometer to a test site surface during a penetrometer test. In operation, an operator places at least one foot on a penetrometer structural base plate and activates the linear actuator to advance a penetration rod into the test site soil. The tripod embodiment of the system includes an operator's seat that allows an operator to conduct a penetrometer test in a seated position while passively anchoring the penetrometer in place at the test site. The invention includes monopod, bipod, and tripod embodiments.

The present invention belongs to the field of land detection and provides a land detection device based on project cost, comprising a vehicle body, a lifting frame installed on the vehicle body, a penetrometer installed on the lifting frame, a lifting mechanism installed on the lifting frame, one end of the lifting mechanism connected to the input end of the penetrometer; and a position measuring mechanism and a counting mechanism installed on the vehicle body. By providing the position measuring mechanism and the counting mechanism, when the penetrometer rod is hammered, the penetrometer rod drives the indicator needle to descend synchronously, so that the descending distance of the penetrometer can be directly observed. Compared with the prior art method of measuring the penetrometer with a ruler, the present invention greatly shortens the measurement and calculation time and improves the detection efficiency. At the same time, when the indicator needle descends, the counting mechanism can accurately record the number of times the penetrometer rod descends without being affected by the outside world, thereby making the counting result more accurate and improving the accuracy of the cost result.

The invention discloses a gravity type active full-flow penetrometer with a booster in the technical field of ocean engineering testing, which comprises a spherical penetrometer, a connecting rod and a tail end, the lower end of the connecting rod is connected with the spherical penetrometer through a force sensor, the upper end of the connecting rod is connected with the tail end, and the tail end is connected with a mounting rope; the booster assembly comprises a middle shaft sleeve arranged on the periphery of the connecting rod in a sleeving mode, a side wing plate is arranged on the periphery of the middle shaft sleeve, a movable wing plate is hinged to the bottom of the side wing plate, and the movable wing plate can change from the vertical state to the horizontal state. And the movable wing plate at the lower end applies pressure to the surface of the seabed within a certain range around a drop point to promote immediate active formation of a shallow soil body full-flow mechanism, so that the test range and precision of the penetrometer are improved.

The utility model belongs to the in-situ soil sample tester technical field relates to a portable electric penetration appearance, its characterized in that: including test base, connecting assembly and penetration assembly, the upper end of test base is installed with penetration assembly through connecting assembly. The portable electric penetration appearance, the structure design of test base and penetration assembly integration in prior art is dismantled the split type structure of test base and penetration assembly through connecting assembly, greatly reduces the storage volume, and it is convenient to carry back and forth, convenient to use.

The invention discloses a flat plate penetrometer and an effective stress parameter measuring method thereof. The flat plate penetrometer comprises a frame, a plurality of sensors and a plurality of sensors, the conical tip resistance sensor is arranged at the lower end of the frame; the pore water pressure sensor is positioned in the frame and is connected with the cone of the conical tip resistance sensor; the effective stress sensor is arranged on the first side surface of the frame; the shear strength sensor is arranged on the second side surface of the frame; the penetration resistance sensor is arranged at the upper end of the frame; the first side face and the second side face are parallel to each other. The flat plate penetrometer can measure effective stress, shear strength, conical tip resistance, pore water pressure and total penetration resistance at the same time, and can calculate an effective friction angle and effective cohesive force of a tested soil sample according to a Moire-Coulomb failure criterion.

The utility model relates to an automatic pitch penetration apparatus, including base, the upper end of base is equipped with support and is used to place the liftable platform of sample dish, and the base has the cavity of accommodating liftable platform, be provided with lifting assembly on the support, and the bottom of movable end of lifting assembly installs needle control assembly, and the standard needle is installed on needle control assembly, the bottom of fixed end of lifting assembly installs lifting arm, the coaxial sleeve of one center bearing is equipped with in the lower end of lifting arm, and one cross arm is sleeved in the outer ring of center bearing, the utility model drives the measuring rod coarse adjustment through the lifting arm, and then through the locking rod microdistance locking, and the pitch surface measuring piece can be accurate zero mark with the light touch sample surface, and then the measuring rod rotates 180 DEG, and the standard needle calibration piece that replaces the original position with the standard needle coplanar with the measuring piece, and the standard needle only needs to be perpendicular to drop and abut the calibration piece, and the zero distance setting of needle point and pitch surface is completed, thereby significantly reduces the artificial error, improves the test repeatability and operation efficiency.

The utility model relates to a static penetrometer force loading device which comprises a static penetrometer force body with a base at the bottom, and a plurality of first clamping grooves are formed in the top end of the base at equal intervals. The static penetrometer force body needs to be fixed to the ground through the loading device, at the moment, the static penetrometer force body can be horizontally placed, then the pressurizing gravity rod is clamped in the first clamping groove, the pressurizing gravity rod makes contact with the ground, and therefore pressure testing is conducted on the base, the static penetrometer force body is prevented from shaking, then the positioning pile is inserted into the penetrating hole, and the static penetrometer force body is fixed to the ground through the positioning pile. The electric drill bit is started after being inserted into the groove, the positioning pile is driven to rotate to punch holes in the ground, and the positioning pile is inserted into the ground, so that the force body of the static penetrometer is more stably fixed on the ground, the force loading device is effectively fixed on the ground, and the transverse stability of the force of the static penetrometer is improved.

The invention relates to the technical field of static sounding. More specifically, the invention relates to an inclined static sounding device, comprising: a static sounding instrument; an opening through which a probe rod of the static penetrometer passes is formed in the middle of the anchoring seat; the rotary support is rotatably arranged on the anchoring seat, and the static sounding instrument is detachably mounted on the rotary support; and the angle adjusting mechanism is arranged on the anchoring seat and is in driving connection with the rotating support so as to adjust the included angle between the rotating support and the anchoring seat. The inclined static sounding device is stable in structure, adjustable in angle, high in penetration efficiency and accurate in data correction.

The present invention relates to a cloud map processing method, system, and medium for free-fall penetration soil deformation measurement. The cloud map processing method for free-fall penetration soil deformation measurement comprises: reading PMLAB RDIC software to generate soil surface deformation data based on a soil surface image sprayed with artificial speckle; reading Revealer Motion Analysis software to generate penetrometer half-section model motion data based on a motion image of the penetrometer half-section model; determining the position of the penetrometer at each moment and the shape and size of the penetrometer's soil coverage area based on the penetrometer half-section model motion data, performing secondary processing on the soil surface deformation data, and drawing a soil surface deformation cloud map; and integrating the soil surface deformation cloud map into a user graphical interface. The present invention can effectively solve the problem that when the free-fall penetrometer half-section model is penetrated closely against a glass surface, a thin layer of soil obscures the penetrometer outline, resulting in inaccurate DIC analysis results for the soil coverage area.

The present invention discloses an acoustic static penetration device for a seabed sediment layer, comprising a support assembly, the support assembly comprising a shell, a plurality of counterweights are fixedly connected to the outside of the shell, and a plurality of hydraulic cylinders are fixedly connected to the bottom surface of the shell; a measuring assembly comprises a first toggle mechanism, two sets of second toggle mechanisms, a probe rod, and an extension mechanism, a first through hole is provided on the shell, the probe rod extends out of the shell through the first through hole, an acoustic receiving section and a probe are fixedly connected to the lower end of the probe rod, a mounting plate is fixedly connected to the inside of the shell, an extension mechanism is movably connected to the upper end of the probe rod, the first toggle mechanism is transmission-connected to the probe rod, a partition is fixedly connected to the inside of the shell, an acoustic transmitting mechanism is fixedly connected to the shell, and a depth sensor is arranged in the probe rod. When the present invention is used, the probe rod can be firstly made to enter the seabed by retracting the hydraulic cylinder, and then the probe rod can be moved to continue to extend, and the depth of the probe rod entering the seabed sediment layer can also be adjusted by the extension mechanism, so that the use is more convenient.

The invention relates to the technical field related to intelligent sensors, in particular to an intelligent induction type sensitivity testing device of a temperature static penetrometer and a testing method thereof.The intelligent induction type sensitivity testing device comprises a workbench and a loading frame movably arranged above the workbench and used for installing a penetrometer to be tested, and further comprises a cylinder fixed to the workbench; a cloth bag for containing a soil sample is arranged in the cylinder, the bottom end of the cloth bag is connected with a first traction mechanism arranged at the bottom of the cylinder, a plurality of connecting parts distributed at equal intervals along the circumference are formed at the upper end of the cloth bag, and the plurality of connecting parts are respectively connected with a group of second traction mechanisms; the arc-shaped pieces are movably arranged in the cylinder and distributed at equal intervals along the circumference, and each arc-shaped piece is connected with a pressure applying mechanism arranged on the cylinder; through uniform pressure application and dynamic resistance adjustment, the accuracy and reliability of the test can be improved, the flexibility of the test and the richness of data are realized, and more comprehensive data support is provided for performance evaluation and optimization of the temperature static penetrometer.

Systems and methods for analyzing soil are generally provided. In particular, the disclosure provides systems and methods for determining bulk density of soil using rotational soil penetrometers. In some embodiments, the bulk density is determined by obtaining spectroscopic data and penetration torque data from the rotational soil penetrometer, and determining the bulk density of the soil based at least in part on the spectroscopic data and the penetration torque data. Bulk density may be combined with in situ measurements of elemental composition (e.g., carbon content) of soil in order to calculate total quantities of an element (e.g., carbon) in an area's topsoil. Also disclosed herein are systems and methods for modeling bulk density and / or carbon content of soil, based at least in part on spectroscopic data and penetration torque data. For example, trained statistical models determination are provided herein.

The utility model discloses an asphalt penetration testing device and relates to the technical field of asphalt tests. The asphalt needle penetration testing device comprises a needle penetration instrument, a constant-temperature controller, a constant-temperature container and a sample transfer device positioned in the constant-temperature container, the penetrometer is used for carrying out detection, penetrometer and penetrometer reading on an asphalt sample, and the constant temperature controller is connected with the constant temperature container and is used for carrying out constant temperature treatment on the asphalt sample in the constant temperature container; the sample transfer device comprises a rotating device located in the middle and a plurality of moving devices located on the outer side of the rotating device, each moving device comprises a sliding channel and a sample containing piece, the sliding channels are in sliding connection with the sample containing pieces, the sample containing pieces are used for containing the asphalt samples, and the rotating devices are used for fixing and rotating the sample containing pieces. By adopting the asphalt penetration testing device, the problem of low working efficiency of manual operation in the prior art can be solved.