42results about "Mechanical depth measurements" patented technology

A method for preventing the burning of a slag-probing rod used in high-temperature metallurgical smelting equipment and the slag-probing rod, in which a high-temperature-resistant isolation layer is compounded on the surface of the base material of the slag-probing rod, and a material-modified layer is further coated on the surface of the high-temperature-resistant isolation layer to further enhance the heat-insulating effect of the isolation layer and prevent the burning of the slag-probing rod in the high-temperature metallurgical smelting liquid; the high-temperature-resistant isolation layer is a ceramic-based heat-insulating material layer, and a modified layer composed of rare earth material is coated on the outer surface of the ceramic-based heat-insulating material layer, the material properties of the outer surface of the ceramic-based heat-insulating material layer are modified by the rare earth material, a high-temperature-resistant isolation layer with better heat-insulating effect is formed, and when the slag-probing rod is inserted into the smelting metal liquid in the high-temperature metallurgical smelting equipment, the high-temperature-resistant isolation layer protects the base rod of the slag-probing rod from high temperature. The present application forms a heat-insulating isolation layer on the outer surface of the ceramic-based heat-insulating material layer by modifying with rare earth material, which can effectively reduce the temperature of the middle part of the slag-probing rod and prevent the burning of the slag-probing rod.

The utility model discloses a kind of ultrasonic test block depth groove measuring tools, including ruler body and digital display, the lower end of ruler body is equipped with measuring base, digital display is slidably connected in the periphery of ruler body, and the front end of digital display is equipped with zero clear button, the side of zero clear button is provided with key, the lower of measuring base is equipped with measuring needle assembly, and measuring needle assembly is screw connection with measuring base. Compared with the prior art, the depth groove measuring tool, the measuring base is erected on the platform, when encountering larger hole, rotating fastening knob two loosens extension rail, extension rail slides outward to extend and increase the distance of two supporting blocks, rotating fastening knob two fixes extension rail, the support adaptability of device is better, metric thread is completely screwed into the thread hole of digital depth gauge measuring surface, move ruler body to make measuring head end surface flush with measuring base, turn on by pressing key, clear zero by pressing zero clear button, normal measurement can be carried out.

This utility model discloses a dental implant interface measuring device, comprising: a base, a sliding device, a first dial indicator, a second dial indicator, a first auxiliary fixture, and a second auxiliary fixture. The first and second dial indicators are respectively connected to the base, and the first and second auxiliary fixtures are mounted on the base, with their positions corresponding to the first and second dial indicators, respectively. The first dial indicator includes a first data display and a first measuring head, and the second dial indicator includes a second data display and a second measuring head. The sliding device is slidably mounted on the base, and the first and second measuring heads abut against the sliding device. The dental implant to be tested is installed between the first measuring head and the sliding device. This dental implant interface measuring device can be used to measure whether the dimensions of the internal hexagonal hole conform to standards, and can simultaneously measure the insertion depth of the dental implant interface and the length of the dental implant, thus improving measurement efficiency.

The utility model provides a multifunctional pen lamp with a tire detection function, and relates to the technical field of lighting lamps. Comprising a shell and an illumination assembly arranged at one end of the shell, and further comprises a detection part arranged at the other end of the shell; the detection part comprises a measuring structure and a leveling structure; the measuring structure is movably arranged on the shell and is used for measuring the groove depth of tire lines; the leveling structure is suitable for acting on the surface of the tire to form a measuring basis of the measuring structure. According to the scheme, the functionality of the pen lamp is improved.

The application relates to a river channel earthwork excavation depth measuring scale, belonging to the field of river channel engineering measurement technology, which comprises a base frame body, a scale rod and a driving assembly, the scale rod vertically slides relative to the base frame body, the driving assembly is used for controlling the movement of the scale rod, further comprises a transition cylinder, the transition cylinder and the base frame body are slidably connected, the sliding direction is vertical, the driving assembly is used for applying a vertical movement propelling force to the transition cylinder, the transition cylinder is used for bearing the gravity of the scale rod, and the bottom end of the scale rod is lower than the bottom end of the transition cylinder. The river channel depth is measured through the scale rod, and the measurement accuracy is high.

The application discloses a four-wheel track chassis wear amount precise measurement device and a measurement method, which comprises a driving wheel measurement tool, a depth measurement gauge, a track plate tread measurement tool and a track plate tooth measurement tool. The application aims to design special measurement tools for driving wheels, supporting wheels, supporting rollers, guide wheels and track plates, and to take the non-worn area of the components as the measurement reference, so as to convert the wear amount into an accurate distance or depth value. The measurement method directly calculates the quantitative wear amount by setting an initial reference value and comparing the measured value. The application completely solves the problems of non-uniform measurement reference, experience-dependent results and non-quantitative problems in the prior art, provides reliable data support for realizing predictive maintenance of equipment and making scientific decisions on component repair or replacement, and significantly improves the safety and the whole life cycle economy of the equipment.

This utility model relates to the field of weld inspection technology, and provides a pressure vessel inspection gauge, which includes a ruler plate and a height gauge. The height gauge is movably mounted on the ruler plate, and its ends extend beyond the edge of the ruler plate. Each end of the height gauge has a first limiting part. A protective sleeve is fitted onto the end of the height gauge, and the protective sleeve has a second limiting part that cooperates with the first limiting part for limiting. By providing a first limiting part at the end of the height gauge and a second limiting part within the protective sleeve that cooperates with the first limiting part for limiting, the protective sleeve is stably fixed at the end of the height gauge through a snap-fit ​​engagement. This technical solution solves the technical problem in related technologies where the tip of the inspection gauge lacks an effective protective device during transport.

A handheld, downward-pressing soil sampling device includes a rotating shaft connected to the output shaft of a power head. A bracket is fixed to the lower end of the power head, and downward-pressing handles are fixed to both sides of the bracket. The lower end of the rotating shaft is fixedly connected to a sampling head via a pin. A sleeve is installed outside the rotating shaft, with its upper end fixed to the lower end of the bracket. The lower end of the sleeve is above the sampling head. The middle of the sleeve passes through a central through-hole in a support plate. The support plate also has several evenly distributed through-holes, on which guide rings are installed. The lower end of the bracket / downward-pressing handle is connected to the upper end of a guide rod, which passes through the through-hole of the guide ring. Several support rods are evenly distributed on the circumferential side of the support plate, and anchor bolts are installed at the lower ends of the support rods, embedding themselves in the ground for anchoring. This invention uses a gasoline internal combustion engine as the rotational power source. The added tripod support frame stabilizes the vertical posture of the guiding sampling rod during downward pressing and has the function of positioning the depth of the sampling head, making the depth of the sampling head in the soil layer more accurate.

The utility model is suitable for concrete technical field provides a kind of concrete carbonation depth detection equipment, including box, the inside of box is equipped with cavity, the inside of cavity is equipped with sliding block, the sliding block is compatible with cavity, and with the inner wall of cavity sliding connection, the both ends of box are respectively through and are equipped with first through-hole and second through-hole, the first through-hole is equipped with connecting rod, the end of connecting rod is equipped with head of resistance, the lateral wall of connecting rod is equipped with scale line, the second through-hole is equipped with push rod;Optimal, the end of push rod is equipped with block;Optimal, the inside of second through-hole is equipped with rubber ring, push rod passes through rubber ring.The utility model provides a kind of concrete carbonation depth detection equipment, can be portable, it is convenient to outdoor detection, and can be replaced according to the size of detection area, the head of resistance of corresponding specification, size, greatly facilitate use.

The utility model discloses a kind of depth measuring devices of spinning cylindrical part inner cavity annular groove, including horizontal guide rail, fixed in the horizontal guide rail both ends small positioning seat and big positioning seat, connect in the horizontal guide rail's base, connect in the base side of measuring arm, connect in the outer end of the measuring arm's fine adjustment rod, dial gauge is vertically fixed in the front end of the fine adjustment rod, angle adjusting disc is connected between the fine adjustment rod and the measuring arm;By adjusting fine adjustment rod makes dial pointer along the diameter direction of the to-be-measured cylindrical part extension, by handle makes dial along cylindrical part axial movement, when the dial pointer inserts annular groove deepest place, the dial is zeroed, then dial passes through entire annular groove, observe the maximum reading of the dial, it is annular groove depth value.The utility model's measuring device realizes the accurate measurement to the depth of spinning cylindrical part inner cavity annular groove.

The application discloses a concrete micro-crack measuring device, and belongs to the technical field of building engineering detection. The device comprises a handle, multi-specification conical needles and an electronic vernier caliper. The conical needles are gradually tapered bodies with scales and are suitable for 0.1mm-10mm cracks. The measuring accuracy of the caliper is 0.01mm. During measurement, the matched conical needle is inserted into the crack until the needle is in close contact with the crack, and then the crack width is measured by the caliper, and the depth can be roughly estimated simultaneously. The concrete micro-crack measuring device has the advantages of simple structure, quick operation, accurate measurement, suitability for on-site concrete structure micro-crack detection and long-term monitoring and high practicability.

The utility model discloses a valve subsidence quantity measurement auxiliary frock and measurement structure, include: base, the base is used for detachable fixed on the cylinder cover of valve to be detected, rotating plate, be provided with first fixed hole for fixing depth gauge on the rotating plate, mounting plate, the mounting plate is fixed on the base, the rotating plate with the mounting plate rotatable connection and the mounting plate is provided with the arc adjusting hole of corresponding circle center and rotating plate pivot coincides, locking bolt, the locking bolt is connected on the rotating plate to realize the locking of rotating plate and adjusting hole. It is through the angle between adjusting rotating plate and base to make rotating plate and valve vertical, can place depth gauge in the first fixed hole of rotating plate and carry out measurement, not only simple structure, and angle arbitrary adjustable, satisfy the measurement demand of different inlet and exhaust valve angle, reduce the workload and measurement cost.

The present application relates to water pollution detection equipment field, disclose a kind of with self-cleaning function's water pollution continuous detection mechanical device, including rack, the middle part of the rack upper end is welded and fixed with workbench, and workbench upper end is equipped with continuous water taking mechanism, the bottom of the continuous water taking mechanism is equipped with anti-blocking mechanism, the anti-blocking mechanism is used to realize anti-blocking protection in the continuous water taking mechanism water taking process, the workbench upper end corresponding continuous water taking mechanism side is equipped with self-cleaning mechanism.In the present application, the uninterrupted sampling of river water and other outdoor live water or other water resources is realized by the continuous water taking mechanism, ensuring the continuity of detection;Wave-shaped barrier net wire compared to flat net, increase effective interception area, can efficiently block waterweeds and suspended impurities, and fluctuation curved surface is not easy to hang dirt, substantially reduce adsorption blocking probability;Adjustable support structure is matched, to avoid contact with bottom silt, not blocked water, not interrupted for long-term use.

The utility model discloses a kind of depth micrometer indication error testing tools, including testing tool base, support leg, depth micrometer and detection mechanism, four support legs are symmetrically fixed at the bottom four corners of testing tool base, detection mechanism is set at the top of testing tool base, and depth micrometer is connected and locked in detection mechanism.In the utility model, by setting detection mechanism, and then by depth micrometer measuring plate, baffle, standard gauge block are jointly combined to form detection structure, and by the connecting point of vertical and parallel arrangement, so that depth micrometer is detected, its measuring end is completely parallel with standard gauge block, avoid skew and cause data deviation, simultaneously adopt standard gauge block as reference, only need to compare micrometer reading and gauge block calibration size directly when detecting, eliminate the sight error of artificial alignment scale line, significantly improve detection reliability, traditional method needs to read micrometer and testing tool scale simultaneously.

The utility model belongs to a spiral field original soil taking device of earth; the device includes fixed unit, with the fixed unit between the screw soil taking unit that adopts the mode of screwing in is connected, the bottom of screw soil taking unit is equipped with the split type vertical annular cutter part that adopts the mode of detachable connection; Split type vertical annular cutter part includes two cross sections arc-shaped cutter body, two cross sections arc-shaped cutter body after the combination of the body constitutes the cylindrical annular cutter that is convenient for storing earth in the inside, has the purpose that can realize the deep soil taking of field soil, and can keep the position and the integrity of the soil sample through the mode of opening the split type vertical annular cutter part after taking the earth, thereby reach the characteristics of improving the accuracy of soil sampling.

The utility model discloses a river depth measuring device belongs to hydrological monitoring field, including surveying boat, the rear side of surveying boat is equipped with a plurality of propellers, the inside middle part of surveying boat is equipped with camera, the inside front side of surveying boat is equipped with drive arrangement, the bottom front side of surveying boat is equipped with rotating device, the below of rotating device is equipped with telescopic device. The utility model discloses through setting up drive arrangement in surveying boat inside, sets up rotating device at surveying boat bottom, sets up telescopic device below rotating device, gathers telescopic device through rotating device, prevents the influence surveying boat's navigation, through the intercoordination of drive arrangement and telescopic device, can fastly measure river depth, and does not need manual operation, through telescopic device avoids the problem that the depth measuring cable forms the amplitude under the action of water flow, influences the measuring accuracy.

This invention belongs to the field of depth measurement technology, and specifically relates to an internal cavity depth gauge suitable for measuring the depth of small internal cavities. The core technology of the launcher lies in the mechanical firing structure, which is a key device of the individual weapon launcher. The firing pin strikes the percussion cap assembly, releasing a detonation wave that ignites the detonating cord and detonates the ammunition. The distance of the firing pin from the percussion cap during impact is a critical dimension. This invention provides an internal cavity depth gauge that can measure the internal cavity depth at the point where the firing pin strikes the percussion cap. This cavity is only 3mm in diameter and is not directly observable. Under conditions where observation is difficult, the internal cavity depth can be measured, ensuring the depth dimension after firing and thus ensuring detonation upon impact with the percussion cap. Using this internal cavity depth gauge can guarantee product quality consistency, eliminate human measurement errors, and improve product quality.

This application relates to the field of cigarette inspection and discloses a cigarette inspection device, including a plate, a scribe line, and a measuring ruler. The plate has a first side and a second side. A measuring hole and a placement groove are provided on the first side. The scribe line is located on one or both sides of the placement groove. The measuring ruler is rotatably mounted on the second side. This application uses the measuring hole to detect the circumference diameter of the cigarette; the placement groove and the scribe line work together to directly measure whether the length of the splice paper, the position of the cigarette mark, etc., meet production requirements; and the measuring ruler can penetrate deep into the inside of the cigarette to accurately measure the depth of the tobacco indentation. The inspection device disclosed in this application overcomes the problems of traditional tools having limited functions and relying on auxiliary equipment, significantly improving inspection efficiency.

A kind of engine cylinder head clamp spring slot depth detection device, including measuring plate, the measuring plate is inclined arrangement, the central installation through-hole of measuring plate is vertical to ground, the outer sleeve is arranged in the installation through-hole, the second installation through-hole of outer sleeve is arranged in the central shaft direction and penetrates outer sleeve, second installation through-hole is stepped hole, the installation hole of outer sleeve is arranged in the middle section and penetrates outer sleeve, installation hole is communicated with second installation through-hole and clamp spring slot, the lower end of second installation through-hole is provided with second measuring shaft, the upper end of second installation through-hole is provided with first measuring shaft, first measuring shaft is connected and fixed with second measuring shaft, the outside of first measuring shaft is provided with measuring shaft, the upper end of second measuring shaft is provided with second connecting groove, the outside of second connecting groove is provided with second connecting protrusion, the lower end surface of measuring shaft is provided with first connecting inclined groove in the center, the inside of first connecting inclined groove is provided with first connecting protrusion.

The utility model discloses a kind of electric heat plug hole depth gauges, including gauge main body, the gauge head portion of gauge main body front end being arranged, the outer diameter of gauge head portion is less than the outer diameter of gauge main body, and step is formed between gauge head portion and gauge main body.Electric heat plug hole size is same, so direct electric heat plug hole depth gauge can inspect the electric heat plug hole depth of any cylinder cover.Gauge is directly inserted into electric heat plug hole, and it is eligible if coinciding smoothly, otherwise unqualified.The utility model can guarantee cylinder cover electric heat plug hole inspection efficiency and accuracy, and does not produce abrasion, guarantee production rhythm.

The utility model provides a kind of soil pressure gauge directional lowering device, it is related to geotechnical engineering testing technical field.The sliding block of fixed soil pressure gauge in the soil pressure gauge directional lowering device slides along the vertical extension guide rail in lowering chute, provides stable guide path for soil pressure gauge lowering, ensure that soil pressure gauge is always lowered along correct trajectory, avoid lowering direction deviation, the sensing wire of soil pressure gauge is limited in one-to-one corresponding wire slot, effectively prevent sensing wire interlaced, entangled, interfere with slide rail system, prolong the service life of device.

The application relates to the field of nickel ore sampling, and discloses a laterite nickel ore surface layer rapid sampler, which comprises a sampling cylinder, a sealing top cover is fixedly installed at the top end of the sampling cylinder through bolts, a spiral sampling rod is arranged in the sampling cylinder, a driving mechanism connected with the spiral sampling rod is arranged on the top surface of the sealing top cover, a connecting ring is arranged on the outer surface of the sampling cylinder close to the bottom end, two symmetrical sliding grooves are formed in the outer surface of the sampling cylinder, sliding blocks are slidably connected in the two sliding grooves, spring rods are fixedly installed on the inner top surfaces of the sliding grooves, and the bottom end of the spring rod is fixedly connected with the top surface of the sliding block. The connecting ring, the sliding block, the spring rod, the supporting vertical rod and the supporting ring can form a supporting structure, the sampler can be prevented from tilting as much as possible, stable transmission, efficient ore conveying and accurate collection can be realized through cooperation of the driving mechanism and the spiral sampling rod.