CN111649654A - Method for detecting depth of gland step of underwater Christmas tree - Google Patents
Method for detecting depth of gland step of underwater Christmas tree Download PDFInfo
- Publication number
- CN111649654A CN111649654A CN202010509177.XA CN202010509177A CN111649654A CN 111649654 A CN111649654 A CN 111649654A CN 202010509177 A CN202010509177 A CN 202010509177A CN 111649654 A CN111649654 A CN 111649654A
- Authority
- CN
- China
- Prior art keywords
- fixing
- measuring
- christmas tree
- gauge
- fixedly connected
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/18—Measuring arrangements characterised by the use of mechanical techniques for measuring depth
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a method for detecting the depth of a gland step of an underwater Christmas tree, which comprises the gland step of the underwater Christmas tree, a fixed rod, a reference part, a gauge fixing frame and a T-shaped support frame, wherein the top of the gland step of the underwater Christmas tree is fixedly connected with the reference part, the bottom end of the reference part is connected with the top end of the gland step of the underwater Christmas tree, the middle position of the reference part is connected with the fixed rod in a penetrating way, the outer side of the fixed rod is connected with the inner side of the reference part, the middle inner wall of the front of the fixed rod is embedded and connected with a threaded fixing hole, and the outer side of the threaded fixing hole is connected.
Description
Technical Field
The invention belongs to the field of petroleum equipment manufacturing and measurement, and particularly relates to a method for detecting the depth of a gland step of an underwater Christmas tree.
Background
In the world, a plurality of areas are not explored or fully explored, more oil and gas reservoirs can be found just after the exploration of oil and gas in deep stratum and ocean deep water begins, the quantity of crude oil which can be exploited by applying the technology for improving the oil recovery ratio in the exploited oil and gas reservoirs is quite large, and the exploitation indicates that the scientific technology for exploiting oil and gas is developed more greatly, so people pay more attention to the development of the manufacturing industry of underwater oil recovery equipment.
The current utensil is examined to production tree gland step degree of depth under water is unadjustable, detection effect is poor, can not adjust the length of examining the benchmark board of utensil and the active position of measuring part, and current utensil is examined to production tree gland step degree of depth under water can not measure a plurality of production tree gland steps under water, and when measuring range is big, it will be very long to examine a dipperstick length, inconvenient carry and operate examining the utensil, examine the measuring precision that the utensil influences the utensil very easily when taking place to rock, examine still there is the defect, still need further to examine the utensil perfect.
Disclosure of Invention
The invention aims to: in order to solve the problems of non-adjustability and poor detection effect, a method for detecting the depth of a gland step of an underwater Christmas tree is provided.
The technical scheme adopted by the invention is as follows: a method for detecting the depth of a gland step of an underwater Christmas tree comprises the gland step of the underwater Christmas tree, a fixed rod, a reference part, a gauge fixing frame and a T-shaped support frame, wherein the top of the gland step of the underwater Christmas tree is fixedly connected with the reference part, the bottom end of the reference part is connected with the top end of the gland step of the underwater Christmas tree, the middle position of the reference part is connected with the fixed rod in a penetrating way, the outer side of the fixed rod is connected with the inner side of the reference part, the front middle inner wall of the fixed rod is embedded and connected with a threaded fixing hole, the outer side of the threaded fixing hole is connected with the front middle inner wall of the fixed rod, the bottoms at two ends and the bottom of the fixed rod are fixedly connected with clamping blocks, the inner side of the clamping blocks is connected with the tops and the bottoms at two ends of the fixed rod, the front middle part of, the middle two sides of the fixed rod are connected with a checking fixture fixing frame in a nested manner, the middle part of the interior of the checking fixture fixing frame is connected with the middle two side parts of the fixed rod, a movable knob is embedded and connected into the front inner side of the checking fixture fixing frame, the outer side of the rear surface of the movable knob is connected with the inner wall of the front inner side of the checking fixture fixing frame, the inner side of the bottom end of the checking fixture fixing frame is fixedly connected with a T-shaped supporting frame, and the top end of the T-shaped supporting frame;
the damping device comprises a reference component, a limiting block, a transverse damping spring group, a fixed rod, a fixed pin and a movable groove, wherein the limiting block is fixedly connected to two inner sides of the reference component, the outer side of the limiting block is connected with two inner ends of the reference component, the middle part of the inner part of the reference component is fixedly connected with the transverse damping spring group, the outer side of the transverse damping spring group is connected with the middle part of the two inner ends of the reference component, the top end and the bottom end of the inner part of the reference component are fixedly connected with the vertical damping spring group, the outer side of the vertical damping spring group is connected with the top end and the bottom end of the inner part of the reference component, the inner wall of the other side of the fixed rod is embedded and connected with the movable groove, the;
the top and the bottom of the measuring and checking tool are connected with the checking tool fixing frame;
the inner top of the measuring and checking tool is fixedly connected with a storage disc, two ends of the storage disc are connected with the inner wall of the inner top of the measuring and checking tool, the middle position of the storage disc is movably connected with a measuring tape, the inner side of the measuring tape is connected with the outer side of the middle of the storage disc, the middle position of the measuring tape is embedded and connected with a scale mark, the inner side of the scale mark is connected with the outer side of the middle of the measuring tape, the top of the inner middle of the measuring and checking tool is fixedly connected with a winch, the outer sides of two ends of the winch are connected with the inner wall of the inner middle of the measuring and checking tool, two sides of the winch are movably connected with movable shafts, the inner sides of the movable shafts are connected with two sides of the winch, the inner wall of the middle of the winch is embedded and connected with a groove, the outer side of, the inner side of the top of the nylon belt is connected with the outer walls of the two sides of the winch, the outer side of the measuring and detecting tool is movably connected with a telescopic cylinder, the outer side of the telescopic cylinder is connected with the inner wall of the measuring and detecting tool, a spherical weight is embedded and connected at the bottom end of the measuring and detecting tool, and the outer side of the top of the spherical weight is connected with the inner wall of the bottom of the measuring and detecting tool.
The middle position of the measuring and checking tool is connected with a reading observation window in an embedded mode, and the outer side of the reading observation window is connected with the inner side of the measuring and checking tool.
The outer side of the T-shaped support frame is fixedly connected with an arc-shaped soft rubber, and the inner side of the arc-shaped soft rubber is connected with the outer side of the T-shaped support frame.
The bottom end of the reference component is fixedly connected with a rough layer, and the top end of the rough layer is connected with the bottom end of the reference component.
The outer side of the movable knob is connected with a rubber sleeve in an embedded mode, and the inner side of the rubber sleeve is connected with the outer side of the movable knob.
The two ends of the containing disc are fixedly connected with spring pieces, and the middle positions of the inner sides of the spring pieces are connected with the outer sides of the two ends of the containing disc.
The rubber layer is embedded and connected to the top surface of the spherical weight, and the inner side of the rubber layer is connected with the outer side of the top of the spherical weight.
The two reference components are arranged, the reference components are arranged on two side portions of the fixing rod, and the fixing rod is fixedly connected with the fixing rod.
The fixture comprises a fixing rod, two fixture fixing frames and a fixing rod, wherein the two fixture fixing frames are arranged on two sides of the middle of the fixing rod, and the fixture fixing frames are fixedly connected with the fixing rod.
The measuring and checking fixture comprises a measuring and checking fixture and a checking fixture fixing frame, wherein the number of the measuring and checking fixture is two, the measuring and checking fixture is arranged at one side part inside the checking fixture fixing frame, and the measuring and checking fixture is fixedly connected with the checking fixture fixing frame.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. in the invention, the reference component is arranged at two side parts of the fixed rod, the fixed rod is fixedly connected with the fixed rod, the reference component can support the whole checking tool at the top end of the underwater Christmas tree gland step and can also improve the fixing stability of the fixed rod, when the checking tool is placed at the top end of the underwater Christmas tree gland step, the whole checking tool is supported through the bottom end of the reference component, one side of the fixed rod in the reference component is fixedly connected with the threaded fixing hole through the fixed screw rod, the other side of the fixed rod is fixedly connected with the movable groove through the fixed pin, so that the fixed rod is stably fixed in the reference component, the block on the fixed rod can be blocked by the limiting block to avoid the fixed rod from being separated from the whole checking tool, and when the fixed rod shakes, the shaking force is buffered through the transverse damping spring group and the vertical damping spring, the stability of examining the utensil fixed has effectually been improved.
2. In the invention, the checking fixture fixing frame is arranged at two sides of the middle of the fixed rod and is fixedly connected with the fixed rod, a part measured by the checking fixture can be fixed by the checking fixture fixing frame, and the measured position is adjusted so that the gauge can measure a plurality of places of the gland steps of the subsea tree, when the gauge is used, the fixed screw rod on the gauge fixing frame is unscrewed to move the gauge fixing frame on two sides of the middle of the fixed rod, so that points at different positions of the steps of the gland of the underwater Christmas tree are measured, the fixture fixing frame is fixed by connecting the fixing screw rod with the thread fixing hole, and the inclined wall of the pressing cover step of the underwater Christmas tree is supported by the T-shaped support frame, so that the measurement fixture can be ensured to accurately measure, and can also carry out the shock attenuation to the dead lever and fix, the effectual functional diversity who improves examine a mount.
3. In the invention, the measuring and checking tool is arranged at one side part inside the checking tool fixing frame and is fixedly connected with the checking tool fixing frame, the measuring and checking tool can extend to measure the step height of the underwater Christmas tree gland step and can also shrink and store, when the measuring and checking tool is used for measuring, a spherical weight vertically moves downwards at the inner side of the underwater Christmas tree gland step under the action of gravity, the measuring tape and two nylon tapes are pulled downwards by the spherical weight, when the spherical weight reaches the bottom end of the step of the underwater Christmas tree gland step, the reading of a scale mark on the measuring tape is observed through a reading observation window, the step height measured by the underwater Christmas tree gland step can be measured, after the measuring is finished, the checking tool shrinks and stores, the movable knobs are rotated to enable the winches to wind the nylon tapes on two sides of the winches, measure the tape measure under the contractile force of the spring leaf of storage disc both sides for the storage disc will measure the tape measure and curl the shrink, and the telescopic cylinder that measures simultaneously on examining the utensil contracts to the inside of examining a utensil mount, and the rubber of measuring the bottom both ends of examining the utensil is buckled and is examined the fixed slot on the inner wall of a side of a mount bottom and be connected, accomplishes fixedly with this, and will measure and examine the utensil and contract the save, has effectually saved and has examined the space that the utensil was placed the save.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a schematic cross-sectional view of a reference part according to the present invention;
FIG. 4 is a schematic diagram of a sectional structure of a fixture mount of the present invention;
FIG. 5 is a schematic diagram of a cross-sectional structure of the measuring gauge of the present invention.
The labels in the figure are: 1. the gland step of the underwater Christmas tree, 2, a fixed rod, 3, a reference component, 4, a fixture fixing frame, 5, a T-shaped support frame, 6, a fixture block, 7, a thread fixing hole, 8, arc-shaped soft rubber, 9, a movable shaft, 10, a movable knob, 11, a fixed screw rod, 12, a measurement fixture, 13, a reading observation window, 14, a transverse damping spring group, 15, a vertical damping spring group, 16, a fixed pin, 17, a winch, 18, a movable groove, 19, a rough layer, 20, a limiting block, 21, a rubber sleeve, 22, a groove, 23, a measurement tape, 24, a scale mark, 25, a spring leaf, 26, a storage disc, 27, a nylon belt, 28, a telescopic cylinder, 29, a rubber layer, 30 and a spherical weight.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred apparatus or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-5, the present invention provides a technical solution: a method for detecting the depth of a gland step of an underwater Christmas tree comprises an underwater Christmas tree gland step 1, a fixed rod 2, a reference part 3, a gauge fixing frame 4 and a T-shaped support frame 5, wherein the top of the underwater Christmas tree gland step 1 is fixedly connected with the reference part 3, the bottom end of the reference part 3 is connected with the top end of the underwater Christmas tree gland step 1, the middle position of the reference part 3 is connected with the fixed rod 2 in a penetrating way, the outer side of the fixed rod 2 is connected with the inner side of the reference part 3, the front middle inner wall of the fixed rod 2 is embedded and connected with a threaded fixing hole 7, the outer side of the threaded fixing hole 7 is connected with the front middle inner wall of the fixed rod 2, the bottoms and the bottoms of the two ends of the fixed rod 2 are fixedly connected with clamping blocks 6, the inner side of the clamping blocks 6 is connected with the, the outer side of the back of the fixed screw rod 11 is connected with the inner wall of the middle of the front of the reference component 3, two sides of the middle of the fixed rod 2 are connected with a detection tool fixing frame 4 in a nesting mode, the middle part of the inside of the detection tool fixing frame 4 is connected with two sides of the middle of the fixed rod 2, a movable knob 10 is embedded and connected into the inner side of the front of the detection tool fixing frame 4, the outer side of the back of the movable knob 10 is connected with the inner wall of the inner side of the front of the detection tool fixing frame 4, a T-shaped supporting frame 5 is fixedly connected to the inner side of the;
the inner two sides of the reference component 3 are fixedly connected with limiting blocks 20, the outer sides of the limiting blocks 20 are connected with the inner two ends of the reference component 3, the inner middle part of the reference component 3 is fixedly connected with a transverse damping spring group 14, the outer side of the transverse damping spring group 14 is connected with the middle part of the inner two ends of the reference component 3, the inner top end and the bottom end of the reference component 3 are fixedly connected with a vertical damping spring group 15, the outer side of the vertical damping spring group 15 is connected with the inner top end and the bottom end of the reference component 3, the inner wall of the other side of the fixed rod 2 is connected with a movable groove 18 in an embedded mode, the outer side of the movable groove 18 is connected with the inner wall of the other side of the fixed rod 2, the middle position of the inner other end of the reference;
a measuring gauge 12 is fixedly connected to one side inside the gauge fixing frame 4, and the top and the bottom of the measuring gauge 12 are connected with the gauge fixing frame 4;
the inner top of the measuring and checking tool 12 is fixedly connected with a storage disc 26, two ends of the storage disc 26 are connected with the inner wall of the inner top of the measuring and checking tool 12, the middle position of the storage disc 26 is movably connected with a measuring tape 23, the inner side of the measuring tape 23 is connected with the outer side of the middle of the storage disc 26, the middle position of the measuring tape 23 is embedded and connected with a scale mark 24, the inner side of the scale mark 24 is connected with the outer side of the middle of the measuring tape 23, the inner top of the inner middle of the measuring and checking tool 12 is fixedly connected with a winch 17, the outer sides of two ends of the winch 17 are connected with the inner wall of the inner middle of the measuring and checking tool 12, two sides of the winch 17 are movably connected with a movable shaft 9, the inner side of the movable shaft 9 is connected with two sides of the winch 17, the inner wall of the middle of the winch 17 is embedded, the top inboard of nylon belt 27 links to each other with the both sides outer wall of capstan winch 17, and the outside swing joint of measuring utensil 12 has a telescopic cylinder 28, and the outside of telescopic cylinder 28 links to each other with the inner wall of measuring utensil 12, and the bottom embedding of measuring utensil 12 is connected with spherical heavy object 30, and the top outside of spherical heavy object 30 links to each other with the bottom inner wall of measuring utensil 12.
Wherein, the intermediate position embedding of measuring and examining utensil 12 is connected with reading observation window 13, the outside of reading observation window 13 links to each other with the inboard of measuring and examining utensil 12, use when examining the utensil to the height of christmas tree gland step 1 under water and measure at the staff, need carry out the reading to measured data, observation window 13 can shelter from the reading position of examining the utensil, observation window 13 is transparent plastic layer, can block the impurity of external environment, make the staff carry out the reading through transparent plastics observation window, avoid examining the reading position of utensil and make the staff see unclear measurement reading of examining the utensil because of impurity shelters from, the effectual efficiency that improves christmas tree gland step height measurement work under water.
Wherein, the outer side of the T-shaped support frame 5 is fixedly connected with an arc soft rubber 8, the inner side of the arc soft rubber 8 is connected with the outer side of the T-shaped support frame 5, when the worker measures the height of the gland step of the subsea tree, the worker having a less experienced measurement may insert the measurement part into the sloped wall of the gland step of the subsea tree, so that the measured data has errors with the accurate data, the T-shaped support frame 5 can support the inclined wall of the T-shaped support frame 5 to enable the measuring part of the measuring tool to contact with the bottom end of the step of the gland of the underwater Christmas tree for measurement, the T-shaped support frame 5 can be isolated from the inclined wall of the step of the gland of the underwater Christmas tree by the arc-shaped soft rubber 8, the T-shaped support frame 5 is protected, the T-shaped support frame 5 is prevented from colliding with an inclined wall, the T-shaped support frame 5 is damaged, and the integrity of the T-shaped support frame 5 is effectively improved.
Wherein, the bottom fixedly connected with coarse layer 19 of benchmark part 3, the top of coarse layer 19 links to each other with the bottom of benchmark part 3, when will examining the top of examining the utensil and placing at christmas tree gland step under water and carry out the step height measurement, the bottom of benchmark part 3 can with the marginal contact on christmas tree gland step top under water, coarse layer 19 can increase the frictional force of christmas tree gland step top under water and 3 bottoms of benchmark part, make benchmark part 3 have bigger land fertility, it is more stable to make to examine the utensil and fix on christmas tree gland step under water, the effectual fixed skid resistance of examining the utensil that has improved.
Wherein, the outside nested connection of activity knob 10 has rubber sleeve 21, the inboard of rubber sleeve 21 links to each other with the outside of activity knob 10, examine after the high measurement to subsea production tree gland step, need rotate activity knob 10 and will measure and examine a 12 and contract, rubber sleeve 21 can closely laminate with activity knob 10, when making operating personnel rotate activity knob 10 through the hand, can not take place the condition that hand and activity knob 10 skidded, the effectual speed of examining 12 contractions of measuring that has improved.
Wherein, the both ends fixedly connected with spring leaf 25 of storage disc 26, the inboard intermediate position of spring leaf 25 links to each other with the both ends outside of storage disc 26, examine the utensil and adopted soft tape measure, when measuring, can not be too high need carry the volume and length very long and for the dipperstick of stereoplasm because of the height of subsea tree gland step, spring leaf 25 can be when measuring tape 23 and carry out the shrink through shrink disc 26 and curl, provide the power that curls to the internalization, make and measure the curling on storage disc 26 that tape 23 can be orderly, the effectual convenience of examining the utensil and accomodating the save that has improved.
Wherein, the top surface embedding of spherical heavy object 30 is connected with rubber layer 29, the inboard of rubber layer 29 links to each other with the top outside of spherical heavy object 30, examine through measuring when examining 12 highly measure the Christmas tree gland step under water spherical heavy object 30 on measuring 12 can be under the effect of gravity vertical downstream, and contact with Christmas tree gland step bottom under water, rubber layer 29 can wrap up the top surface of spherical heavy object 30, make spherical heavy object 30 cushion the power of colliding when touchhing the side of Christmas tree gland step under water, make spherical heavy object 30 can not skew the measuring point of Christmas tree gland step bottom under water, the effectual accuracy of examining the utensil measured data that has improved.
Wherein, the number of the reference parts 3 is two, the reference parts 3 are arranged at the two side parts of the fixed rod 2, the fixed rod 2 is fixedly connected with the fixed rod 2, the reference parts 3 can support the whole checking tool at the top end of the underwater Christmas tree gland step and can also improve the fixing stability of the fixed rod 2, when the checking tool is placed at the top end of the underwater Christmas tree gland step 1, the whole checking tool is supported through the bottom end of the reference parts 3, one side of the fixed rod 2 in the reference parts 3 is fixedly connected with the thread fixing hole 7 through the fixed screw rod 11, the other side of the fixed rod 2 is fixedly connected with the movable groove 18 through the fixed pin 16, so that the fixed rod 2 is stably fixed in the reference parts 3, the limit block 20 can block the fixture block 6 on the fixed rod 2, the fixed rod 2 is prevented from being separated from the whole checking tool, when the, through horizontal damping spring group 14 and vertical damping spring group 15 to the power of rocking buffering, the effectual fixed stability of utensil of having improved.
Wherein, two gauge fixing frames 4 are arranged, the gauge fixing frames 4 are arranged at two sides of the middle of the fixed rod 2, the gauge fixing frames 4 are fixedly connected with the fixed rod 2, the gauge fixing frames 4 can fix parts measured by the gauge and adjust the measured parts so as to be convenient for the gauge to measure a plurality of places of the underwater Christmas tree gland step 1, when the gauge is used, the gauge fixing frames 4 are moved at two sides of the middle of the fixed rod 2 by unscrewing the fixed screw rods 11 on the gauge fixing frames 4, the measurement of different positions of the underwater Christmas tree gland step 1 is carried out, the gauge fixing frames 4 are fixed by connecting the fixed screw rods 11 with the thread fixing holes 7, the inclined wall of the underwater Christmas tree gland step 1 is supported by the T-shaped supporting frame 5, the accurate measurement of the gauge 12 can be ensured, and the fixed rod 2 can be damped, the functional diversity of examining utensil mount 4 has effectually been improved.
Wherein, the measuring and checking tools 12 are provided with two, the measuring and checking tool 12 is arranged at one side part inside the checking tool fixing frame 4, the measuring and checking tool 12 is fixedly connected with the checking tool fixing frame 4, the measuring and checking tool 12 can extend to measure the step height of the gland step 1 of the underwater Christmas tree and can also shrink and store, when the measuring is carried out by the measuring and checking tool 12, under the action of gravity, the spherical weight 30 vertically moves downwards at the inner side of the gland step 1 of the underwater Christmas tree, the spherical weight 30 pulls the measuring tape 23 and the two nylon tapes 27 downwards, when the spherical weight 30 reaches the bottom end of the gland step 1 of the underwater Christmas tree, the reading of a scale line 24 on the measuring tape 23 is observed through the reading observation window 13, the step height measured by the gland step 1 of the underwater Christmas tree can be measured, after the measuring is finished, the checking tool shrinks and stores, by rotating the movable knob 10, make capstan winch 17 with the rolling of nylon belt 27 in capstan winch 17's both sides, measure tape 23 under the contractile force of the spring leaf 25 of storage disc 26 both sides, make storage disc 26 will measure tape 23 and curl the shrink, measure simultaneously and examine the inside that telescopic cylinder 28 on 12 contracts to examining a mount 4, the rubber of measuring the bottom both ends of examining 12 is buckled and is examined the fixed slot on the inner wall of mount 4 bottom one side and be connected, accomplish fixedly with this, and will measure and examine 12 contract and preserve, the effectual space of placing the save of examining is examined to have saved.
The working principle is as follows: firstly, the checking fixture is fixed at the top end of an underwater Christmas tree gland step 1 through a reference part 3, the bottom end of the reference part 3 is fixedly connected with a rough layer 19, the top end of the rough layer 19 is connected with the bottom end of the reference part 3, when the checking fixture is placed at the top end of the underwater Christmas tree gland step for measuring the step height, the bottom end of the reference part 3 can be contacted with the edge of the top end of the underwater Christmas tree gland step, the rough layer 19 can increase the friction force between the top end of the underwater Christmas tree gland step and the bottom end of the reference part 3, so that the reference part 3 has higher ground gripping force, the checking fixture is more stably fixed on the underwater Christmas tree gland step, and the fixed skid resistance of the checking fixture is effectively improved;
then, the fixing position of the reference component 3 is adjusted through the fixing screw rod 11, two reference components 3 are arranged, the reference components 3 are arranged at two side positions of the fixing rod 2, the fixing rod 2 is fixedly connected with the fixing rod 2, the reference component 3 can integrally support the checking fixture at the top end of the underwater Christmas tree gland step and can also improve the fixing stability of the fixing rod 2, when the checking fixture is placed at the top end of the underwater Christmas tree gland step 1, the whole checking fixture is supported through the bottom end of the reference component 3, one side of the fixing rod 2 in the reference component 3 is fixedly connected with the thread fixing hole 7 through the fixing screw rod 11, the other side of the fixing rod 2 is fixedly connected with the movable groove 18 through the fixing pin 16, so that the fixing rod 2 is stably fixed in the reference component 3, and the limiting block 20 can block the fixture block 6 on the fixing rod 2, the fixing rod 2 is prevented from being separated from the whole checking fixture, when the fixing rod 2 shakes, the shaking force is buffered through the transverse damping spring group 14 and the vertical damping spring group 15, and the fixing stability of the checking fixture is effectively improved;
then, when the T-shaped support frame 5 is detected to be damaged, the outer side of the T-shaped support frame 5 is fixedly connected with an arc-shaped soft rubber 8, the inner side of the arc-shaped soft rubber 8 is connected with the outer side of the T-shaped support frame 5, when the worker measures the height of the gland step of the subsea tree, the worker having a less experienced measurement may insert the measurement part into the sloped wall of the gland step of the subsea tree, so that the measured data has errors with the accurate data, the T-shaped support frame 5 can support the inclined wall of the T-shaped support frame 5 to enable the measuring part of the measuring tool to contact with the bottom end of the step of the gland of the underwater Christmas tree for measurement, the T-shaped support frame 5 can be isolated from the inclined wall of the step of the gland of the underwater Christmas tree by the arc-shaped soft rubber 8, the T-shaped support frame 5 is protected, the T-shaped support frame 5 is prevented from colliding with an inclined wall, the T-shaped support frame 5 is damaged, and the integrity of the T-shaped support frame 5 is effectively improved;
subsequently, the position of the gauge fixing frame 4 is adjusted, two gauge fixing frames 4 are arranged, the gauge fixing frames 4 are arranged on two sides of the middle of the fixed rod 2, the gauge fixing frames 4 are fixedly connected with the fixed rod 2, parts measured by the gauges can be fixed by the gauge fixing frames 4, the measured parts are adjusted, so that the gauges can measure multiple places of the underwater Christmas tree gland step 1, when the gauges are used, the gauge fixing frames 4 can move on two sides of the middle of the fixed rod 2 by unscrewing the fixing screw rods 11 on the gauge fixing frames 4, points of different positions of the underwater Christmas tree gland step 1 are measured, the gauge fixing frames 4 are fixed by connecting the fixing screw rods 11 with the thread fixing holes 7, the inclined wall of the underwater Christmas tree gland step 1 is supported by the T-shaped support frame 5, and accurate measurement of the gauges 12 can be guaranteed, the fixing rod 2 can be damped and fixed, and the functional diversity of the fixture fixing frame 4 is effectively improved;
finally, the measurement is carried out through the measurement gauge 12, the measurement gauge 12 is provided with two, the measurement gauge 12 is arranged at one side part inside the gauge fixing frame 4, the measurement gauge 12 is fixedly connected with the gauge fixing frame 4, the measurement gauge 12 can extend to measure the step height of the gland step 1 of the underwater Christmas tree and can also be contracted for storage, when the measurement is carried out through the measurement gauge 12, under the action of gravity, the spherical weight 30 vertically moves downwards at the inner side of the gland step 1 of the underwater Christmas tree, the spherical weight 30 pulls the measurement tape 23 and the two nylon tapes 27 downwards, when the spherical weight 30 reaches the bottom end of the step of the gland step 1 of the underwater Christmas tree, the reading of the scale 24 on the measurement tape 23 is observed through the reading observation window 13, the step height measured by the gland step 1 of the underwater Christmas tree can be measured, after the measurement is finished, the gauge is contracted and stored, the movable knob 10 is rotated, the nylon belt 27 is wound on the two sides of the winch 17 by the winch 17, the measuring tape 23 is under the contraction force of the spring pieces 25 on the two sides of the containing disc 26, the containing disc 26 is used for curling and contracting the measuring tape 23, meanwhile, the telescopic cylinder 28 on the measuring gauge 12 is contracted into the gauge fixing frame 4, the rubber buckles at the two ends of the bottom of the measuring gauge 12 are connected with the fixing grooves in the inner wall of one side of the bottom end of the gauge fixing frame 4, fixing is completed, the measuring gauge 12 is contracted and stored, the storage space of the measuring gauge is effectively saved, and the working principle of the underwater Christmas tree gland step depth gauge is realized.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. The utility model provides a method for detecting the gland step depth of subsea tree, includes subsea tree gland step (1), dead lever (2), benchmark part (3), examines a utensil mount (4) and T shape support frame (5), its characterized in that: the top of the underwater Christmas tree gland step (1) is fixedly connected with a reference component (3), the bottom end of the reference component (3) is connected with the top end of the underwater Christmas tree gland step (1), the middle position of the reference component (3) is connected with a fixed rod (2) in a penetrating way, the outer side of the fixed rod (2) is connected with the inner side of the reference component (3), the front middle inner wall of the fixed rod (2) is embedded and connected with a threaded fixing hole (7), the outer side of the threaded fixing hole (7) is connected with the front middle inner wall of the fixed rod (2), the bottoms of the two ends and the bottom of the fixed rod (2) are fixedly connected with a fixture block (6), the inner side of the fixture block (6) is connected with the tops and the bottoms of the two ends of the fixed rod (2), the front middle position of the reference component (3) is embedded and connected with a fixed screw rod (11), the outer side of the back of the fixed screw rod, the middle two sides of the fixed rod (2) are connected with a checking fixture fixing frame (4) in a nested mode, the middle part of the interior of the checking fixture fixing frame (4) is connected with the middle two sides of the fixed rod (2), a movable knob (10) is embedded and connected into the front inner side of the checking fixture fixing frame (4), the outer side of the back of the movable knob (10) is connected with the inner wall of the front inner side of the checking fixture fixing frame (4), a T-shaped supporting frame (5) is fixedly connected to the inner side of the bottom end of the checking fixture fixing frame (4), and the top end of the T-shaped supporting frame (5) is connected with the inner side;
the damping device is characterized in that limiting blocks (20) are fixedly connected to two sides of the inside of the reference component (3), the outer sides of the limiting blocks (20) are connected with two ends of the inside of the reference component (3), a transverse damping spring group (14) is fixedly connected to the middle part of the inside of the reference component (3), the outer side of the transverse damping spring group (14) is connected with the middle part of two ends of the inside of the reference component (3), the top end and the bottom end of the inside of the reference component (3) are fixedly connected with a vertical damping spring group (15), the outer side of the vertical damping spring group (15) is connected with the top end and the bottom end of the inside of the reference component (3), a movable groove (18) is embedded and connected to the inner wall of the other side of the fixed rod (2), the outer side of the movable groove (18) is connected with the inner wall of the other side of the fixed rod, one side of the fixing pin (16) is connected with the middle position of the other end of the inner part of the reference component (3).
2. The method for detecting the gland step depth of the underwater Christmas tree as claimed in claim 1, wherein: a measuring and checking tool (12) is fixedly connected to one side inside the checking tool fixing frame (4), and the top and the bottom of the measuring and checking tool (12) are connected with the checking tool fixing frame (4);
the inner top of the measuring and detecting tool (12) is fixedly connected with a storage disc (26), two ends of the storage disc (26) are connected with the inner wall of the inner top of the measuring and detecting tool (12), the middle position of the storage disc (26) is movably connected with a measuring tape (23), the inner side of the measuring tape (23) is connected with the outer side of the middle of the storage disc (26), the middle position of the measuring tape (23) is embedded and connected with a scale mark (24), the inner side of the scale mark (24) is connected with the outer side of the middle of the measuring tape (23), the top of the inner middle of the measuring and detecting tool (12) is fixedly connected with a winch (17), the outer sides of two ends of the winch (17) are connected with the inner wall of the inner middle top of the measuring and detecting tool (12), two sides of the winch (17) are movably connected with movable shafts (9), and the inner side of each movable shaft (9) is connected, a groove (22) is embedded and connected in the middle inner wall of the winch (17), the outer side of the groove (22) is connected with the inner wall of the middle inner side of the winch (17), a nylon belt (27) is movably connected at the bottom of the middle of the winch (17), the inner side of the top of the nylon belt (27) is connected with the outer walls of the two sides of the winch (17), a telescopic cylinder (28) is movably connected in the outer side of the measuring and detecting tool (12), the outer side of the telescopic cylinder (28) is connected with the inner wall of the measuring and detecting tool (12), a spherical weight (30) is embedded and connected at the bottom end of the measuring and detecting tool (12), and the outer side of the top of the spherical weight (30) is connected with the inner wall of the;
firstly, the checking fixture is fixed at the top end of an underwater Christmas tree gland step 1 through a reference part 3, the bottom end of the reference part 3 is fixedly connected with a rough layer 19, the top end of the rough layer 19 is connected with the bottom end of the reference part 3, when the checking fixture is placed at the top end of the underwater Christmas tree gland step for measuring the step height, the bottom end of the reference part 3 can be contacted with the edge of the top end of the underwater Christmas tree gland step, the rough layer 19 can increase the friction force between the top end of the underwater Christmas tree gland step and the bottom end of the reference part 3, so that the reference part 3 has higher ground gripping force, the checking fixture is more stably fixed on the underwater Christmas tree gland step, and the fixed skid resistance of the checking fixture is effectively improved;
then, the fixing position of the reference component 3 is adjusted through the fixing screw rod 11, two reference components 3 are arranged, the reference components 3 are arranged at two side positions of the fixing rod 2, the fixing rod 2 is fixedly connected with the fixing rod 2, the reference component 3 can integrally support the checking fixture at the top end of the underwater Christmas tree gland step and can also improve the fixing stability of the fixing rod 2, when the checking fixture is placed at the top end of the underwater Christmas tree gland step 1, the whole checking fixture is supported through the bottom end of the reference component 3, one side of the fixing rod 2 in the reference component 3 is fixedly connected with the thread fixing hole 7 through the fixing screw rod 11, the other side of the fixing rod 2 is fixedly connected with the movable groove 18 through the fixing pin 16, so that the fixing rod 2 is stably fixed in the reference component 3, and the limiting block 20 can block the fixture block 6 on the fixing rod 2, the fixing rod 2 is prevented from being separated from the whole checking fixture, when the fixing rod 2 shakes, the shaking force is buffered through the transverse damping spring group 14 and the vertical damping spring group 15, and the fixing stability of the checking fixture is effectively improved;
then, when the T-shaped support frame 5 is detected to be damaged, the outer side of the T-shaped support frame 5 is fixedly connected with an arc-shaped soft rubber 8, the inner side of the arc-shaped soft rubber 8 is connected with the outer side of the T-shaped support frame 5, when the worker measures the height of the gland step of the subsea tree, the worker having a less experienced measurement may insert the measurement part into the sloped wall of the gland step of the subsea tree, so that the measured data has errors with the accurate data, the T-shaped support frame 5 can support the inclined wall of the T-shaped support frame 5 to enable the measuring part of the measuring tool to contact with the bottom end of the step of the gland of the underwater Christmas tree for measurement, the T-shaped support frame 5 can be isolated from the inclined wall of the step of the gland of the underwater Christmas tree by the arc-shaped soft rubber 8, the T-shaped support frame 5 is protected, the T-shaped support frame 5 is prevented from colliding with an inclined wall, the T-shaped support frame 5 is damaged, and the integrity of the T-shaped support frame 5 is effectively improved;
subsequently, the position of the gauge fixing frame 4 is adjusted, two gauge fixing frames 4 are arranged, the gauge fixing frames 4 are arranged on two sides of the middle of the fixed rod 2, the gauge fixing frames 4 are fixedly connected with the fixed rod 2, parts measured by the gauges can be fixed by the gauge fixing frames 4, the measured parts are adjusted, so that the gauges can measure multiple places of the underwater Christmas tree gland step 1, when the gauges are used, the gauge fixing frames 4 can move on two sides of the middle of the fixed rod 2 by unscrewing the fixing screw rods 11 on the gauge fixing frames 4, points of different positions of the underwater Christmas tree gland step 1 are measured, the gauge fixing frames 4 are fixed by connecting the fixing screw rods 11 with the thread fixing holes 7, the inclined wall of the underwater Christmas tree gland step 1 is supported by the T-shaped support frame 5, and accurate measurement of the gauges 12 can be guaranteed, the fixing rod 2 can be damped and fixed, and the functional diversity of the fixture fixing frame 4 is effectively improved;
finally, the measurement is carried out through the measurement gauge 12, the measurement gauge 12 is provided with two, the measurement gauge 12 is arranged at one side part inside the gauge fixing frame 4, the measurement gauge 12 is fixedly connected with the gauge fixing frame 4, the measurement gauge 12 can extend to measure the step height of the gland step 1 of the underwater Christmas tree and can also be contracted for storage, when the measurement is carried out through the measurement gauge 12, under the action of gravity, the spherical weight 30 vertically moves downwards at the inner side of the gland step 1 of the underwater Christmas tree, the spherical weight 30 pulls the measurement tape 23 and the two nylon tapes 27 downwards, when the spherical weight 30 reaches the bottom end of the step of the gland step 1 of the underwater Christmas tree, the reading of the scale 24 on the measurement tape 23 is observed through the reading observation window 13, the step height measured by the gland step 1 of the underwater Christmas tree can be measured, after the measurement is finished, the gauge is contracted and stored, the movable knob 10 is rotated, the nylon belt 27 is wound on the two sides of the winch 17 through the winch 17, the measuring tape 23 is under the contraction force of the spring pieces 25 on the two sides of the containing disc 26, the containing disc 26 is used for curling and contracting the measuring tape 23, meanwhile, the telescopic cylinder 28 on the measuring gauge 12 is contracted into the gauge fixing frame 4, the rubber buckles at the two ends of the bottom of the measuring gauge 12 are connected with the fixing grooves in the inner wall of one side of the bottom end of the gauge fixing frame 4, fixing is completed, the measuring gauge 12 is contracted and stored, and the storage space of the measuring gauge is effectively saved.
3. The method for detecting the gland step depth of the underwater Christmas tree as claimed in claim 2, wherein: a reading observation window (13) is embedded and connected in the middle of the measuring and detecting tool (12), and the outer side of the reading observation window (13) is connected with the inner side of the measuring and detecting tool (12); the outer side of the T-shaped support frame (5) is fixedly connected with an arc-shaped soft rubber (8), and the inner side of the arc-shaped soft rubber (8) is connected with the outer side of the T-shaped support frame (5); the bottom end of the reference component (3) is fixedly connected with a rough layer (19), and the top end of the rough layer (19) is connected with the bottom end of the reference component (3).
4. The method for detecting the gland step depth of the underwater Christmas tree as claimed in claim 3, wherein: the outer side of the movable knob (10) is connected with a rubber sleeve (21) in a nested mode, and the inner side of the rubber sleeve (21) is connected with the outer side of the movable knob (10).
5. The method for detecting the gland step depth of the underwater Christmas tree as claimed in claim 2, wherein: spring pieces (25) are fixedly connected to two ends of the containing disc (26), and the middle positions of the inner sides of the spring pieces (25) are connected with the outer sides of the two ends of the containing disc (26).
6. The method for detecting the gland step depth of the underwater Christmas tree as claimed in claim 2, wherein: the top surface of the spherical weight (30) is embedded and connected with a rubber layer (29), and the inner side of the rubber layer (29) is connected with the outer side of the top of the spherical weight (30).
7. The method for detecting the gland step depth of the underwater Christmas tree as claimed in claim 1, wherein: the two reference components (3) are arranged, the reference components (3) are arranged on two side portions of the fixing rod (2), and the fixing rod (2) is fixedly connected with the fixing rod (2).
8. The method for detecting the gland step depth of the underwater Christmas tree as claimed in claim 2, wherein: the checking fixture fixing frames (4) are arranged in two numbers, the checking fixture fixing frames (4) are arranged on two sides of the middle of the fixing rod (2), and the checking fixture fixing frames (4) are fixedly connected with the fixing rod (2); the measuring and detecting tool (12) is provided with two measuring and detecting tools, the measuring and detecting tools (12) are arranged at one side part of the interior of the detecting tool fixing frame (4), and the measuring and detecting tools (12) are fixedly connected with the detecting tool fixing frame (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010509177.XA CN111649654A (en) | 2019-09-30 | 2019-09-30 | Method for detecting depth of gland step of underwater Christmas tree |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910938553.4A CN110579159B (en) | 2019-09-30 | 2019-09-30 | Utensil is examined to production tree gland step degree of depth under water |
| CN202010509177.XA CN111649654A (en) | 2019-09-30 | 2019-09-30 | Method for detecting depth of gland step of underwater Christmas tree |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910938553.4A Division CN110579159B (en) | 2019-09-30 | 2019-09-30 | Utensil is examined to production tree gland step degree of depth under water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111649654A true CN111649654A (en) | 2020-09-11 |
Family
ID=68813956
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010509177.XA Withdrawn CN111649654A (en) | 2019-09-30 | 2019-09-30 | Method for detecting depth of gland step of underwater Christmas tree |
| CN201910938553.4A Active CN110579159B (en) | 2019-09-30 | 2019-09-30 | Utensil is examined to production tree gland step degree of depth under water |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910938553.4A Active CN110579159B (en) | 2019-09-30 | 2019-09-30 | Utensil is examined to production tree gland step degree of depth under water |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN111649654A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2752537C1 (en) * | 2021-02-05 | 2021-07-29 | Общество с ограниченной ответственностью Финансово-промышленная компания "Космос-Нефть-Газ" | Tool for lifting and lifting underwater equipment |
| CN114252042A (en) * | 2020-09-25 | 2022-03-29 | 上海微电子装备（集团）股份有限公司 | Mask table vertical measurement tool and mask table vertical measurement method |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113495261A (en) * | 2020-04-01 | 2021-10-12 | 哈尔滨学院 | FPGA underwater acoustic signal processing device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62132101A (en) * | 1985-12-03 | 1987-06-15 | Isao Kuribayashi | Corrosion depth judging jig of lp gas container |
| US5491907A (en) * | 1994-08-26 | 1996-02-20 | Hanover Catalog Holdings, Inc. | Multi-functional gauge |
| CN101403599A (en) * | 2007-12-19 | 2009-04-08 | 奇瑞汽车股份有限公司 | Depth detection apparatus |
| CN105300250A (en) * | 2015-11-24 | 2016-02-03 | 重庆渝记涵诚机械制造有限公司 | Cylinder cover inclined plane processing depth detecting tool |
| CN205446780U (en) * | 2016-04-01 | 2016-08-10 | 中国石油大学(华东) | Novel subsea tree produces valve |
| CN108561094A (en) * | 2018-05-19 | 2018-09-21 | 山东科瑞机械制造有限公司 | A kind of subsea production tree decentralization installation testing tool |
| CN109297393A (en) * | 2018-11-29 | 2019-02-01 | 美钻深海能源科技研发（上海）有限公司 | A kind of subsea production tree gland step depth cubing and its method |
| CN209101978U (en) * | 2018-11-29 | 2019-07-12 | 美钻深海能源科技研发（上海）有限公司 | A kind of subsea production tree gland step depth cubing |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203893793U (en) * | 2014-03-13 | 2014-10-22 | 苏州市职业大学 | Adjustable depth detecting device used for inclined holes |
| CN207515692U (en) * | 2017-11-21 | 2018-06-19 | 重庆市力波机械制造有限公司 | A kind of counterbore depth check tool |
| CN208505208U (en) * | 2018-04-03 | 2019-02-15 | 东风汽车底盘系统有限公司 | A kind of depth check tool |
-
2019
- 2019-09-30 CN CN202010509177.XA patent/CN111649654A/en not_active Withdrawn
- 2019-09-30 CN CN201910938553.4A patent/CN110579159B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62132101A (en) * | 1985-12-03 | 1987-06-15 | Isao Kuribayashi | Corrosion depth judging jig of lp gas container |
| US5491907A (en) * | 1994-08-26 | 1996-02-20 | Hanover Catalog Holdings, Inc. | Multi-functional gauge |
| CN101403599A (en) * | 2007-12-19 | 2009-04-08 | 奇瑞汽车股份有限公司 | Depth detection apparatus |
| CN105300250A (en) * | 2015-11-24 | 2016-02-03 | 重庆渝记涵诚机械制造有限公司 | Cylinder cover inclined plane processing depth detecting tool |
| CN205446780U (en) * | 2016-04-01 | 2016-08-10 | 中国石油大学(华东) | Novel subsea tree produces valve |
| CN108561094A (en) * | 2018-05-19 | 2018-09-21 | 山东科瑞机械制造有限公司 | A kind of subsea production tree decentralization installation testing tool |
| CN109297393A (en) * | 2018-11-29 | 2019-02-01 | 美钻深海能源科技研发（上海）有限公司 | A kind of subsea production tree gland step depth cubing and its method |
| CN209101978U (en) * | 2018-11-29 | 2019-07-12 | 美钻深海能源科技研发（上海）有限公司 | A kind of subsea production tree gland step depth cubing |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114252042A (en) * | 2020-09-25 | 2022-03-29 | 上海微电子装备（集团）股份有限公司 | Mask table vertical measurement tool and mask table vertical measurement method |
| CN114252042B (en) * | 2020-09-25 | 2023-12-22 | 上海微电子装备（集团）股份有限公司 | Mask table vertical measurement tool and mask table vertical measurement method |
| RU2752537C1 (en) * | 2021-02-05 | 2021-07-29 | Общество с ограниченной ответственностью Финансово-промышленная компания "Космос-Нефть-Газ" | Tool for lifting and lifting underwater equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110579159A (en) | 2019-12-17 |
| CN110579159B (en) | 2020-11-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110579159B (en) | Utensil is examined to production tree gland step degree of depth under water | |
| CN206572180U (en) | A kind of land surveying horizontal fixture | |
| CN103090851A (en) | Tubular pile inclination measuring device and using method thereof | |
| CN107677189A (en) | A kind of device and its application method of straight-bar type geometric method measurement tree breast-height diameter | |
| CN102901431A (en) | Drilling quality detection device and detection method of inclined blast hole | |
| CN115420255B (en) | Embedded type ground settlement monitoring device | |
| CN114234886A (en) | Karst early warning monitoring devices that collapses | |
| CN117515328A (en) | Wind-resistant engineering mapping device for geological mineral exploration | |
| CN216588496U (en) | Positioning and guiding device for petroleum logging instrument | |
| CN213455234U (en) | Hydraulic ring ground crack measuring device | |
| CN112285762A (en) | Method and device for detecting karst geology by elastic wave imaging chromatography | |
| CN204086026U (en) | A kind of self-reaction force formula deep hole Rock Foundation Test Under Static Pressure device | |
| CN211696611U (en) | Water level measuring device for hydraulic engineering detection | |
| CN206601090U (en) | Thickness gauge for detecting ice layer thickness | |
| CN203145065U (en) | Pipe pile inclinometry device | |
| CN213121913U (en) | Energy-saving type water and soil conservation multi-index dynamic real-time monitoring device | |
| CN212031215U (en) | Density testing device for rock and soil investigation test sample | |
| CN214839471U (en) | Real estate surveying and mapping measuring instrument support | |
| CN114593325A (en) | Land space planning terrain measuring device | |
| CN211344645U (en) | Agricultural mechanized farming measuring instrument | |
| CN108303068B (en) | Variable-focus angle-adjustable peeping inclinometer and monitoring method | |
| CN205483164U (en) | Water level device is measured to gravity type based on singlechip | |
| CN214369056U (en) | Stable geological mapping supporting structure | |
| CN219673826U (en) | Portable mapping device for constructional engineering specialty | |
| CN213331072U (en) | Logging cable depth acquisition device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200911 |