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73 results about "Tribrach (instrument)" patented technology

A tribrach is an attachment plate used to attach a surveying instrument, for example a theodolite, total station, GNSS antenna or target to a tripod. A tribrach allows the survey instrument to be repeatedly placed in the same position over a surveying marker point with sub-millimetre precision, by loosening and re-tightening a lock to adjust the instrument base in a horizontal plane.

Lid insert and cover for a utility box enabling instrumentation signals

Systems and methods are disclosed for a lid insert and cover for use with a utility box having any type of instrument, e.g., a leak detection or geo-location instrument, with an antenna for transmitting any type of signals related to the instrument, e.g., a leak detection, geo-location or electrical current or load sensing signal. The insert may include a top plate configured to be mounted in an upper recess of the cover and a bottom plate configured to be mounted in a lower recess of the cover. The bottom plate may define a plurality of openings for fasteners, e.g., screws, bolts or other mechanical mounting mechanisms and / or zip-ties, that are configured for securing the instrument and / or its antenna within the box. When properly mounted therein, the antenna of such instruments can effectively transmit or receive signals into and out of the utility box.
Owner:BINGHAM & TAYLOR CORP

Multifunctional geographic information surveying and mapping device

The invention discloses a multifunctional geographic information surveying and mapping device, and belongs to the technical field of surveying and mapping instruments, the multifunctional geographic information surveying and mapping device comprises a limiting connecting disc, the upper surface of the limiting connecting disc is fixedly connected with a surveying and mapping mechanism, a protection mechanism for protecting the surveying and mapping mechanism is arranged above the limiting connecting disc, and the protection mechanism is slidably connected with the surveying and mapping mechanism; the surveying and mapping mechanism comprises a limiting mounting plate, the upper surface of the limiting mounting plate is fixedly connected with a surveying and mapping instrument, and the two ends of the lower surface of the limiting mounting plate are fixedly connected with limiting side plates fixedly connected with the limiting connecting disc; the middle part of the lower surface of the limiting mounting plate is fixedly connected with a deformable gas supply part which is matched with the protection mechanism to achieve a gas transmission effect on the protection mechanism; through mutual cooperation of multiple structures, the surveying and mapping device can be automatically lifted in the accidental toppling process, and the adjustable protection box provides anti-collision protection for the surveying and mapping instrument.
Owner:HAITIANYUAN DIGITAL TECHNOLOGY (SHANDONG) CO LTD

Rain and fog weather instrument character recognition method and system fused with large model prior knowledge

The invention provides a rain and fog weather instrument character recognition method and system fused with large model prior knowledge, and the method comprises the steps: collecting the hydrophobic characteristic data of the surface of an anticorrosive coating and the dynamic parameters of an environment when a navigation instrument is in a rain and fog environment, and generating an optical compensation strategy through the analysis of a large language model, and dynamically adjusting the wavelength of the light source, the polarization angle and the transmittance of the optical filter to form an interference fringe spectrum representing the characteristics of the liquid drops and the salt crystals. Salt crystal scattering noise is suppressed and liquid drop refraction distortion is corrected through double-branch processing, and an identification result is optimized by combining a space correlation technology and a character stroke continuity prior rule. According to the invention, the anti-interference capability and accuracy of navigation instrument character recognition in a rain and fog environment are improved.
Owner:BEIJING JIHANG INTELLIGENT TECH DEV CO LTD

Substation meter type and measuring range identification method based on yov8 classification

The invention discloses a transformer substation meter type and range identification method based on yolov8 classification. The method comprises the following steps: obtaining a transformer substation site picture and inputting the transformer substation site picture into yolov8 for instrument detection to obtain an instrument type; when the instrument is detected to be the concerned instrument type, intercepting a rectangular area of the instrument and obtaining a large class name to which the instrument belongs; inputting an instrument area screenshot into the trained yov8m-cls classification model for instrument classification, and obtaining names of instrument subdivision types and corresponding measuring range information; when the name of the instrument subdivision type classified and identified by the yolov8m-cls belongs to the subclass of the instrument large class name detected by the yolov8, outputting a classification result and corresponding range information; otherwise, the classification result of the yolov8m-cls belongs to a false alarm, and the classification result of the yolov8m-cls is eliminated. According to the invention, an image classification algorithm is combined with priori knowledge to finely classify different types of instruments according to different appearance and range information, and the subdivision category and range information of the instruments are obtained at the same time.
Owner:FUJIAN HOSHING HIGH-TECH IND CO LTD

A measurement control pile

The present invention discloses a surveying control pile, which belongs to the field of engineering surveying technology. The pile comprises a No. 2 barrel, wherein the upper sides of both ends of the No. 2 barrel are provided with exhaust holes, the lower end of the No. 2 barrel is provided with a cutting blade, the upper end of the No. 2 barrel is provided with a connecting plate, and the upper end of the connecting plate is provided with a No. 1 barrel. The present invention arranges a clamping assembly. When measuring work is required, a surveying instrument is placed on a mounting plate, and a double-axis screw is rotated by turning a handle. The rotation of the double-axis screw drives two slides to approach each other in a rectangular groove at the upper end of the mounting plate. At the same time, the two slides drive two clamps to approach each other. The two clamps approach each other to clamp and fix the surveying instrument on the mounting plate. At the same time, a rubber pad is provided at one end of the clamp to play an anti-slip role, thereby improving the clamping effect of the clamp and preventing the clamp from causing damage to the surface of the surveying instrument. The clamping assembly is provided to facilitate fixing the surveying instrument on the mounting plate, and the installation is more secure.
Owner:甘肃省安装建设集团有限公司

Water quality instrument box

1. The name of the design product: water quality instrument box. 2. The use of the design product: used for portable water quality instrument design, which can install various types of water quality instruments inside. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.
Owner:BEIJING BRICEM SCI & TECH CO LTD

A method, device, equipment and storage medium for determining instrument installation diagram

The present invention discloses a method, device, equipment and storage medium for determining an instrument installation drawing. The method comprises: obtaining the instrument position number and first information of the instrument to be installed, wherein the first information comprises: the pipeline number where the instrument to be installed is located, the pressure level of the pipeline where the instrument to be installed is located, the name of the medium measured by the instrument to be installed, the physical properties of the medium measured by the instrument to be installed, the type of the instrument to be installed, the process connection form of the instrument to be installed and at least one of the process connection specifications of the instrument; extracting second information from at least one instrument installation drawing, wherein the second information comprises: at least one of the instrument type, the physical state of the medium measured by the instrument, the location of the instrument measurement point, the pressure level, the process connection size, the instrument installation form and the connection method; matching the first information with the second information; and determining the target instrument installation drawing corresponding to the instrument to be installed according to the matching result.
Owner:CHINA NAT OFFSHORE OIL CORP +2

Recognition and digitization conveying device for mechanical ammeter dial plate

The invention relates to an identification and digital transmission device for a mechanical electric meter dial plate, belongs to the technical field of electric power instruments, and solves the problems that an instrument monitoring camera device in the prior art obtains instrument indication conditions through shooting of a lens assembly, the lens assembly can shield the dial plate, and manual reading of dial plate information is hindered. The device comprises an identification unit and a reflection unit, the identification unit is connected with the reflection unit, the reflection unit is used for reflecting a dial area image of the mechanical electric power meter to the identification unit, and the identification unit is used for converting the pointer position of the mechanical electric power meter into a meter pointer reading number. The identification unit and the reflection unit are arranged on the two sides of the mechanical electric power meter respectively, the identification unit cannot shield a dial plate, and dial plate information can be read manually.
Owner:STATE GRID SHANGHAI MUNICIPAL ELECTRIC POWER CO

Precision measuring instrument terminals

1. Name of the product in this design: Precision measuring instrument terminal block. 2. Purpose of this design: For use as a terminal block for connecting weak signals to measuring instruments. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the key design points: Design 1 3D view. 5. Design 1 is designated as the basic design.
Owner:HUIZHOU ENPIN QUANTUM TECH CO LTD

Optical test meter (FHO3300)

1. The name of the design product: optical test instrument (FHO3300). 2. The use of the design product: the design product is mainly used for OTDR, light source, optical power meter, optical cable survey instrument, etc. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.
Owner:ZHEJIANG GRANDWAY TELECOMM TECH CO LTD

instrument housing

ActiveCN309611243SRadarTribrach (instrument)
1. Name of the designed product: instrument shell. 2. Use of the designed product: for protecting the internal instrument, such as radar level gauge. 3. Design points of the designed product: in shape. 4. Picture or photo best indicating the design points: perspective view.
Owner:BEIJING CONNETECH ELECTRONICS TECH CO LTD

Assembly line type pressure instrument automatic calibrating device and calibrating method

The invention provides an assembly line type pressure instrument automatic calibrating device. The assembly line type pressure instrument automatic calibrating device comprises a detecting module, a feeding conveying belt, a first visual detecting device and a workpiece moving device used for moving an instrument. One end of the feeding conveying belt is a material waiting position; before the instrument to be detected is transferred to the detection module, the instrument to be detected stays at the material waiting position of the feeding conveying belt, and the instrument to be detected is photographed and detected through the first visual detection device to judge the model of the instrument; the detection module comprises a second visual detection device, a knocking device used for knocking a meter shell of the meter and a quick connector used for being connected with the meter. The quick connector is connected with a pressure medium detecting system, and pressure media are conveyed to the state detecting instrument through the pressure medium detecting system. According to the invention, full automation of the verification process is realized, and a traditional manual whole-process participation operation mode is replaced; therefore, labor cost is greatly saved, whole-course guarding of special operators is not needed, and human input is reduced.
Owner:ZHEJIANG INSTITUTE OF QUALITY SCIENCES

Follow-up holder automatic tracking method based on instrument image recognition

The invention relates to the technical field of visual tracking and depth measurement, in particular to a follow-up holder automatic tracking method based on instrument image recognition. According to the motion law of the pan-tilt camera, when the target dial plate is shot, the included angle between the shooting depths at the two adjacent shooting positions is obtained to serve as the transformation angle delta phi, and during shooting each time, the pan-tilt angle is adjusted according to the transformation angle delta phi so as to track the target dial plate. According to the follow-up holder automatic tracking method based on instrument image recognition, a traditional trolley position adjusting mode is replaced with a posture adjusting mode, after the trolley reaches the fixed position, the angle of the camera is adjusted through the holder to clearly shoot an instrument panel, and therefore the accuracy of tracking of the instrument panel is improved. In this way, the limitation that too many point positions cannot be set in the petrochemical industry and the like is avoided, the environmental limitation of depth measurement is reduced, and the application range of depth measurement is widened.
Owner:SHANGHAI HUASHENG HUAIZHI TECHNOLOGY CO LTD

Structure for preventing gas and liquid from directly contacting instrument equipment

The utility model provides a structure for preventing gas and liquid from directly contacting instrument equipment, which comprises a tubular structure body and a buffer structure, two ends of the tubular structure body are provided with a first connecting port and a second connecting port, the tubular structure body is filled with gas, and when materials are conveyed through a conveying pipe, the first connecting port is communicated with the second connecting port. The divided materials enter the tubular structure body through the first connecting port, confrontation is formed between the divided materials and gas filled in the tubular structure body, the gas is extruded, the gas is extruded to pass through the buffer structure and then reaches the instrument equipment to be detected, the instrument equipment achieves the monitoring effect through the air pressure change, and the buffer structure is of a spiral structure; the device has the advantages of speed reduction and heat dissipation, greatly alleviates the impact of materials on instrument equipment, prevents the corrosion of the instrument equipment by adopting gas, and improves the measurement accuracy and prolongs the service life of the instrument equipment.
Owner:KUNSHAN HUASU BIOTECHNOLOGY CO LTD

Horizontal volumetric water meter

1. Name of the design product: Horizontal volumetric water meter. 2. Use of the design product: A measuring instrument for measuring water flow. 3. Design key points of the design product: Lies in the shape of the upper part of the product, that is, the shape of the meter cover and the remote transmission module. 4. The picture or photograph that best shows the design key points: Perspective view.
Owner:NINGBO DONGHAI GRP CORP

Ground main ventilator room video inspection method and system

The invention provides a ground main ventilator room video inspection method and system, and the method comprises the steps: collecting images according to a dynamic frame rate through intrinsic safety type high-definition camera units disposed in a fan impeller region, an instrument region and a pipeline region, and carrying out the dust noise reduction processing and vibration anti-shake correction of the images, and obtaining a preprocessed image; inputting the preprocessed image into a pre-trained ventilation part identification model to obtain the positions of an impeller, an instrument and a pipeline in the preprocessed image, and determining an impeller image, an instrument image and a pipeline image; performing fault analysis on the impeller image, the instrument image and the pipeline image to obtain a fault analysis result; and then a control instruction is generated according to the fault level and is sent to a fan control system through an industrial communication protocol so as to execute linkage control operation. According to the technical scheme provided by the invention, full-coverage, high-precision and real-time monitoring and intelligent linkage disposal of visual and state faults of the ventilation equipment are realized.
Owner:MEI KE TONG AN (BEI JING) ZHI KONG KE JI YOU XIAN GONG SI

A test bench for industrial instruments

The utility model discloses a detection table for industrial instruments, including a detection table body, on which a circumferential detection mechanism, a flip detection mechanism and a discharge plate are sequentially arranged along the running direction of a machine, a conveyor belt is arranged between the circumferential detection mechanism and the flip detection mechanism, and a recovery trough is arranged on one side of the conveyor belt, and the recovery trough is located on a side relative to the flip detection mechanism. The detection table for industrial instruments provided by the utility model determines whether the side wall and surface of the instrument are intact and flawless by tilting a high-definition camera on a camera rod, and then, under the action of a convex block arranged on the conveyor belt, the base is made to present a bumpy state, the instrument falls on the conveyor belt, the instrument is clamped and flipped by a clamping claw, and the surface is detected by a high-definition camera on the upper vertical camera rod to detect whether there are defects, if no defects are detected, the instrument is moved to the discharge plate, and if defects are found, the instrument falls into the recovery trough.
Owner:NANJING LEAD ELECTRIC CO LTD

Industrial automation equipment instrument convenient to observe

The utility model discloses an industrial automation equipment instrument convenient to observe, which belongs to the technical field of automation instruments and comprises a mounting frame, a base, a top seat and three supporting columns, the base, the top seat and the three supporting columns are arranged on the mounting frame, observation mechanisms are arranged in the inner walls of two of the supporting columns, and a rotating mechanism is arranged in the inner wall of the top seat in a penetrating manner; according to the utility model, the mounting rack structure used for integrated mounting of the instrument is designed, the rotatable observation screen and the liftable observation mechanism are arranged on the mounting rack, the shooting camera group is used for carrying out front shooting on the instrument at a fixed position, and shooting data are transmitted to the observation screen for high-definition display; according to the invention, a picture when a user faces the instrument is simulated, so that the user can conveniently observe data of the instrument from all angles, the installation structure of the instrument is not affected, and the maintenance and repair of automatic equipment are facilitated.
Owner:刘旭

Limiting support for testing indication error of instrument indicator

The utility model discloses a limiting support for testing the indication error of an instrument indicator, and the support comprises a front observation plate which is provided with a front observation window covering the scale of a dial plate. And one end face of the front observation plate is provided with a mounting structure matched with a mounting hole of the instrument indicator. By arranging the front observation plate with the front observation window, the front observation plate is connected with the instrument indicator, and the front observation window covers the scales of the whole dial plate, so that the sight of a tester emphatically observes and tests through the front observation window, and the sight of the tester is locked; inaccuracy of indication error test of the instrument indicator caused by errors of different sight directions is avoided, and test accuracy is improved.
Owner:SUZHOU CHANGFENG AVIATION ELECTRONICS

High-precision flow measuring instrument based on laminar flow pressure difference principle

The invention discloses a high-precision flow measuring instrument based on a laminar flow pressure difference principle, and relates to the technical field of flowmeters. According to the high-precision flow measuring instrument based on the laminar flow pressure difference principle, the fluid static pressure difference is detected through the capillary pressure measuring pipes at the two ends of the measuring pipeline, the piston rod is used for driving the laser transmitter to swing, after light is subjected to multiple reflection, the light spot position change is captured through the image sensor, and the flow is calculated in combination with the Harroot-Poiseuille law. The instrument innovatively introduces an adjustable spring force design to adapt to different pressure ranges; the light path is optimized and prolonged through the concave-convex lens, and the detection sensitivity is improved; the horizontal arrangement of the light shield reduces interference and ensures stability. Compared with a traditional flow meter, the flow meter is more suitable for flow measurement under the low-flow-speed laminar flow condition.
Owner:JIANGSU JINGZHIBO FLUID TECHNOLOGY CO LTD

gauge

1. The name of the design product: instrument. 2. The use of the design product: the design product is used as an instrument of excavator. 3. The design points of the design product: in shape. 4. The picture or photo that can best show the design points: perspective view 1.
Owner:XCMG EXCAVATOR MACHINERY CO LTD +1