CN203274705U - Bent plate Y type joint structure parameter automatic measuring apparatus - Google Patents
Bent plate Y type joint structure parameter automatic measuring apparatus Download PDFInfo
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- CN203274705U CN203274705U CN 201320327357 CN201320327357U CN203274705U CN 203274705 U CN203274705 U CN 203274705U CN 201320327357 CN201320327357 CN 201320327357 CN 201320327357 U CN201320327357 U CN 201320327357U CN 203274705 U CN203274705 U CN 203274705U
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Abstract
The utility model relates to a bent plate Y type joint structure parameter automatic measuring apparatus, comprising a magnetic adsorption crawling main body, a measuring mechanism, a couplant adding mechanism and a control mechanism. The measuring mechanism is installed on a base plate and a side plate of the magnetic adsorption crawling main body; the magnetic adsorption crawling main body can absorb to two plates of a bent plate Y type joint to be measured; the couplant adding mechanism is installed on the base plate and side plate of the magnetic adsorption crawling main body and is distributed on front and rear sides of a thickness measuring member of the measuring mechanism to provide coupling for the measuring mechanism; the control mechanism is installed on the base plate of the magnetic adsorption crawling main body. The bent plate Y type joint structure parameter automatic measuring apparatus in operation can adapt to continuous change of angles and curvatures of two plates of a Y type joint to be measured and meet requirements of stable operation under various circumstances. The apparatus can measure angle, thickness and curvature of two plates at each distance along a welding line only by walking once along the welding line; the use is convenient, measuring cost is low and labor and time can be saved.
Description
Technical field
The utility model relates to the self-operated measuring unit of a kind of plate and plate breeches joint structural parameters, and relating in particular to the breeches joint that a kind of angle for two plates changes with the variation of the thickness of length direction upper plate and curvature can disposable a kind of bent plate breeches joint structural parameters self-operated measuring unit of completing simultaneously the parameter measurement of ultrasonic inspection desired structure.
Background technology
The advantage such as that supersonic testing method has is highly sensitive, sensing range is large, detection speed is fast, it not only can test material or the surface imperfection of member, can also detect inherent vice, the plane defectives such as crackle, lamination and layering are had very strong Detection capability, be widely used in industrial detection as a kind of good lossless detection method.
The connection wye of plate and plate welding is joint geometry commonly used in structure, if the angle between two plates changes with the variation of plate thickness and curvature in the longitudinal direction, during Ultrasonic Detection joint defective, can be because the geometric parameter of joint angle, thickness of slab, curvature be unknown, can't determine detected parameters and can not detect a flaw.For using supersonic testing method that the bent plate breeches joint is detected a flaw, need to measure thickness, curvature and the angle of bent plate breeches joint two plates.
The joint of rotary wheel of water turbine Leaf and crown or lower ring is as the Typical Representative of bent plate breeches joint, and joint two plate holder angles change with the thickness of length direction upper plate and the variation of curvature, and runner channel is long and narrow, the space is little.Can measure angle and the thickness of two plates with protractor and audiogage, can measure the curvature of plate with the mode of a plurality of rulers combination, can measure distance from weld seam end point along bead direction with tape measure.Also can use the technology such as electromagnetic measurement, laser measurement to carry out structural parameters measures or carries out extracting the ultrasonic inspection desired parameters after three dimensions restores.
Use above-mentioned manual measurement mode, need first carry out measurement point and locate, then this measurement point thickness of single-measurement, angle and curvature, runner channel is long and narrow, and measurement is inconvenient, workload is large, efficient is low, and measuring error is large, poor repeatability, wastes time and energy.Use the instruments such as electromagnetic measurement, laser measurement, space constraint is so that the measurement difficulty is large, instrument is expensive so that the measurement cost is high, and ultrasonic inspection only needs breeches joint to go up the parameter of two plate thickness, curvature and angle along its length, and there is most of useless work in palinspastic reconstruction.Ultrasonic inspection is only purpose, has just spent main manpower and materials and measure structural parameters.
The utility model content
Above-mentioned technical matters of the present utility model is mainly solved by following technical proposals:
A kind of bent plate breeches joint structural parameters self-operated measuring unit is characterized in that, the measuring mechanism, the couplant that comprise the attached main body of creeping of magnetic, are arranged on the attached main body of creeping of magnetic add mechanism and control gear; The attached main body of creeping of described magnetic comprises bracket component and the attached crawler component of magnetic, and described bracket component comprises base plate, be fixed on base plate hinged seat, side plate on base plate, be fixed on the side plate hinged seat on side plate; Described base plate and side plate link together by two hinged seats; Be equipped with measuring mechanism on described base plate and side plate; Be equipped with the attached crawler component of magnetic on described base plate and side plate; Described base plate is provided with couplant and adds mechanism; Described control gear adds mechanism with measuring mechanism, couplant respectively and the attached crawler component of magnetic is electrically connected to.
The utility model device can move along breeches joint length direction track under this structure, and records the range ability along bead direction, and measures simultaneously two plate thickness, angle and two plates curvature separately under this distance.Measurement space is narrow and small, and the device overall dimensions is little.Adapt to the angle of tested breeches joint two plates and the continuous variation of curvature during the measurement mechanism operation, satisfy even running under the multi-pose environment.Device once just can be completed along the measurement of angle, thickness and the curvature of each distance two plate of weld seam along the weld seam walking, and is easy to use, measures cost low, time saving and energy saving.
At above-mentioned a kind of bent plate breeches joint structural parameters self-operated measuring unit, the attached crawler component of described magnetic comprises two rear wheel seats that are fixed on the base plate rear portion, be arranged on two bearing, two ends between rear wheel seat is arranged on the axle on bearing and is arranged on two omni-directional wheels on axle; Direct-drive motor with connect reducer casing, the axle of reducer casing and omni-directional wheel is by gear drive, scrambler is connected acquisition omni-directional wheel velocity of rotation with gear; The attached crawler component of this magnetic also comprises a cover front-wheel of mounting base front portion, three cover sides wheels of side plate is installed and is installed on square permanent magnet between the omni-directional wheel of base plate two of bottoms by bolt.
At above-mentioned a kind of bent plate breeches joint structural parameters self-operated measuring unit, described front-wheel is identical with the side wheel construction, includes: the intermediate that the base plate of being connected with side plate by universal joint connects; Described intermediate shape triangular in shape near three angles being installed respectively by a multi-directional ball, is installed a circular permanent magnet in the middle part of three multi-directional ball, described circular permanent magnet and intermediate are fixed.
At above-mentioned a kind of bent plate breeches joint structural parameters self-operated measuring unit, described measuring mechanism is by comprising measurement of angle assembly, thickness measure assembly and range observation assembly; The measurement of angle assembly comprises two cover three-axis gyroscope and acceleration transducer units; First set three-axis gyroscope and acceleration transducer unit are installed on base plate, and the second cover three-axis gyroscope and acceleration transducer are installed on side plate.
At above-mentioned a kind of bent plate breeches joint structural parameters self-operated measuring unit, the thickness measure assembly comprises stator, three thickness measure multi-directional ball, short spring, linear bearing and ultrasonic thickness measuring probes; Stator is triangular plate, three thickness measure multi-directional ball are installed on respectively near three angles of stator, ultrasonic thickness measuring probe passes linear bearing on stator by short spring, and be arranged between three thickness measure multi-directional ball, three thickness measure multi-directional ball make stator and tested surface constant distance, short spring makes ultrasonic thickness measuring probe and tested surface good fit, and short amount of spring compression fixedly makes the ultrasonic thickness measuring probe constant pressure.
At above-mentioned a kind of bent plate breeches joint structural parameters self-operated measuring unit, described range observation assembly comprises range observation universal joint, long spring, strain gauge and range observation linear bearing; Range observation universal joint stack pile is measured assembly and is connected, range observation universal joint top is connected with base plate by long spring, the range observation universal joint makes thickness measure assembly and the tested surface can 3 applyings, and strain gauge is arranged between long spring and range observation universal joint top.
At above-mentioned a kind of bent plate breeches joint structural parameters self-operated measuring unit, described thickness measure assembly and range observation assembly are respectively at base plate and side plate middle part installation three covers, and the cover of three on base plate and side plate distributes point-blank respectively, and this straight line is perpendicular to the direction of base plate and side plate jointed shaft.
At above-mentioned a kind of bent plate breeches joint structural parameters self-operated measuring unit, described couplant adds mechanism and comprises couplant casing, thickness couplant, stepper motor, pushing body and sponge scroll wheel; The couplant casing fixedly mounts with base plate, by stepper motor, the pushing body that is arranged in the couplant casing is moved up and down, and the sponge scroll wheel is installed on the couplant bottom half.
At above-mentioned a kind of bent plate breeches joint structural parameters self-operated measuring unit, described Control Component is installed on described base plate rear portion, Control Component is with the data recording of encoder data and thickness measure assembly, thickness measure assembly and feed back to host computer, and Control Component is by host computer signal controlling direct-drive motor and stepper motor.
Therefore, the utlity model has following advantage: 1. direct-drive motor of the present utility model by reducer casing rear drive shaft half-twist output, is conducive to reduce the volume of device, and device can be measured having on the member of space constraint; Can relatively rotate between mainboard of the present utility model and side plate, the attached climbing mechanism of magnetic is installed on base plate and side plate, device can be creeped along the breeches joint length direction, and base plate and side plate angle change with breeches joint two plate holder angles; In a word, the utility model has overcome the deficiencies in the prior art applicable to the measurement of the bent plate breeches joint with space constraint; 2. the utility model also arranges the universal joint parts, make on intermediate and stator multi-directional ball can with the face good fit of creeping; The utility model arranges elastomeric element, three multi-directional ball is set supports the stator parts, makes ultrasonic thickness measuring probe and be examined the face good fit with constant pressure; The utility model also is provided with couplant and adds mechanism, in order to ultrasonic thickness measuring probe is carried out good coupling; The utility model also is provided with the stepper motor assembly, the interpolation speed of couplant is measured according to demand regulated.
Description of drawings
Fig. 1 is a kind of perspective view of the present utility model.
Fig. 2 is another kind of perspective view of the present utility model.
Fig. 3 is thickness measure assembly of the present utility model and range observation assembly cut-open view.
Fig. 4 is that couplant of the present utility model adds mechanism's cut-open view.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment:
As shown in Fig. 1 ~ 2, a kind of bent plate breeches joint structural parameters self-operated measuring unit of the utility model specific embodiment adds mechanism 3 by the attached main body 1 of creeping of magnetic, measuring mechanism 2, couplant and control gear 4 forms, control gear drives the attached main body of creeping of magnetic, it is moved along tested breeches joint carry out the structural parameters measurement.
The attached main body 1 of creeping of magnetic comprises bracket component 11 and the attached crawler component 12 of magnetic, in bracket component, fixed base plate hinged seat 113 on base plate 111, fixed side hinged seat 114 on side plate 112, base plate and side plate link together by two hinged seats, angle between base plate and side plate is along with the variation at breeches joint two plate holder angles and change, thereby assurance device is walked and measures along the varied angle breeches joint all the time.
in the present embodiment, attached crawler component 12 parts of magnetic, rear wheel seat 121 is fixed on base plate, by bearing, axle is arranged between two rear wheel seats and with omni-directional wheel 122 and is arranged on axle, direct-drive motor 124 has rotated 90 ° with output shaft after by reducer casing 125, direct-drive motor can be installed along the base plate fore-and-aft direction, reduced the bottom parts overall width, reduction gearbox output shaft and omnidirectional's wheel shaft are by gear 127 transmissions, scrambler 126 is also by the servo-actuated acquisition omni-directional wheel of gear velocity of rotation, scrambler records the omni-directional wheel speed of travel and feeds back to control gear, control gear is adjusted the direct-drive motor output speed according to demand, the implement device speed of travel is moved as requested, the anterior cover front-wheel 129 of installing of base plate, side plate is installed three cover side wheels 128, this has namely realized the device function of creeping, base plate and side plate all can be creeped on the variable curvature curved surface.
In the present embodiment, square permanent magnet 123 is installed between the omni-directional wheel of base plate two of bottoms by bolt, front-wheel 129 is the same with side wheel 128 structures, intermediate 1282 is connected with side plate by universal joint 1281, intermediate shape triangular in shape is installed respectively circular permanent magnet 1284 of 1283, three multi-directional ball middle part installations of a multi-directional ball near three angles, circular permanent magnet and intermediate are fixed, and this has realized that namely device is adsorbed on walking function on tested member.
As shown in Figure 3, measuring mechanism 2 is comprised of measurement of angle assembly 21, thickness measure assembly 22 and range observation assembly 23.Measurement of angle assembly 22 comprises two cover three-axis gyroscope and acceleration transducer units; First set three-axis gyroscope and acceleration transducer unit 211 are installed on base plate 111, and the second cover three-axis gyroscope and acceleration transducer 212 are installed on side plate 112; Will to be used in conjunction with precision just high due to three-axis gyroscope and acceleration transducer, so a cover three-axis gyroscope and acceleration transducer unit have comprised the combination of three-axis gyroscope and acceleration transducer.
In the present embodiment, thickness measure assembly 22 and range observation assembly 23 are installed three covers at base plate and side plate middle part respectively, and the cover of three on base plate and side plate distributes point-blank respectively, and this straight line is perpendicular to the direction of device base plate and side plate jointed shaft.
In the present embodiment, thickness measure assembly 22 comprises stator 221, three thickness measure multi-directional ball 222, short spring 223, linear bearing 224 and ultrasonic thickness measuring probes 225; Stator 221 is triangular plate, three thickness measure multi-directional ball 222 are installed on respectively near three angles of stator 221, ultrasonic thickness measuring probe 225 passes linear bearing 224 on stator 221 by short spring 223, and be arranged between three thickness measure multi-directional ball 222, three thickness measure multi-directional ball 222 make stator 221 and tested surface constant distance, short spring 223 makes ultrasonic thickness measuring probe 225 and tested surface good fit, and short spring 225 decrements fixedly make ultrasonic thickness measuring probe 225 constant pressures.
In the present embodiment,
Range observation assembly 23 comprises range observation universal joint 231, long spring 232, strain gauge 233 and range observation linear bearing 234; Range observation universal joint 231 stack piles are measured assembly 22 and are connected, connection is connected by long spring 232 in range observation universal joint 231 tops with base plate, range observation universal joint 231 makes 3 applyings of thickness measure assembly 22 and tested surface energy, long spring 232 tensile forces pass to thickness measure assembly 22 by range observation universal joint 231, make thickness measure assembly 22 can be pressed together on tested surface; Strain gauge 233 is arranged between long spring 232 and range observation universal joint 231 tops, by strain gauge 233 long spring 232 tensile forces as can be known, thereby calculate long spring length, and then draw tested surface at the height of this measurement point and described base plate 111 or side plate 112, calculate respectively on same straight line three points on base plate 111 and side plate 112 apart from the distance of base plate and side plate, thereby the circular arc that can determine 112 3 of base plate 111 and side plates measurement point place is arc diameter.
As shown in Figure 4, couplant adds mechanism 3 and comprises couplant casing 31, thickness couplant 32, stepper motor 33, pushing body 35 and sponge scroll wheel 34; Couplant casing 31 moves up and down by stepper motor 22 the pushing bodies 35 that are arranged in couplant casing 31 with base plate 111 fixed installation, and sponge scroll wheel 34 is installed on couplant casing 31 bottoms.When device is creeped, sponge scroll wheel 34 is compressive state on the face of creeping, make sponge scroll wheel 34 and the face good fit and along with the walking of device is rolled of creeping, can control stepper motor 33 travelling speed according to the coupling demand, thereby control pushing body 35 fltting speeds, after the thickness couplant is pushed body 35 propellings, under the rolling of sponge scroll wheel 34, be attached to the 34 surface quilt brushings of sponge scroll wheel to the tested surface surface, thereby make ultrasonic thickness measuring probe 225 obtain good coupling.
Control Component 4 is installed on described base plate 111 rear portions, Control Component 4 is with the data recording of scrambler 126 data and thickness measure assembly 22, thickness measure assembly 22 and feed back to host computer, Control Component 4 is by host computer signal controlling direct-drive motor 124 and stepper motor 33, thereby the front line speed of control device and couplant add speed.
With the be measured as example of device at turbine runner blade and crown or lower ring breeches joint, specifically tell about measuring process of the present utility model.
Runner bucket and crown or lower ring breeches joint are little in outlet edge place blade pitch, and runner is long and narrow, and blade and crown or the lower breeches joint angle angle that encircles change with the thickness of length of blade direction upper plate and the continuous variation of curvature.Measurement mechanism is walked on crown and blade, device is basic is the reversal of the natural order of things state, when walking on lower ring and blade, enters the level of approximation walking of place, waterside at runner, the place is almost vertical state to outlet edge, and various spatial attitudes will appear in device in testing process.
the utility model global design is of a size of width 280mm, be highly 260mm, front and back length 200mm, creep measurement crown and blade breeches joint as example along crown and blade take device in runner channel, at first device is carried out initialization, operating personnel are inverted measurement mechanism, make omni-directional wheel and multi-directional ball on base plate press close to crown, device is adsorbed on to be labeled, side on side plate wheel and blade are pressed close to, side plate is fitted with blade, operating personnel's adjusting gear position, make base plate, side plate respectively and crown, the blade good fit, this moment, the scrambler pen recorder was zero along the breeches joint travel distance, operating personnel record this timer and enter the distance of waterside along the breeches joint distance.
the device that brings into operation is measured, direct current generator and scrambler coordinate realizes that measurement mechanism steadily travels forward, magnet is fitted device and crown and blade all the time, assurance device moves ahead along bent plate breeches joint length direction, when device is advanced, step motor control is visited the interpolation of couplant, guarantee that ultrasonic thickness measuring probe is coupled well all the time, and record the thickness of this place's blade and crown, if because the too large ultrasound wave of two surperficial angles of blade or crown self can't return, can't measure and countless certificate is returned to control gear herein, if the surface is parallel or angle is little for two of blade or crown self, ultrasonic thickness measuring probe can record thickness herein, simultaneously the range observation assembly can be measured this place's base plate or side plate from the distance of walking surface, the distance of measuring by three points on base plate or side plate can obtain the curvature on this place's blade or crown surface.When device is advanced, base plate and side plate change and change along with the breeches joint angle, but subtract each other calculation element base plate and side panel angles by two three-axis gyroscopes and acceleration transducer locus angle, measurement point and base plate and side plate relative position and the measurement point thickness of slab measured according to thickness measure assembly and range observation assembly just can be known the cross-sectional shape size at this point of breeches joint place again.
Self-operated measuring unit of the present utility model, that a kind of to be applicable to detection space narrow and small, the operation of measurement mechanism multi-pose, walked along examining breeches joint length direction particular track, examined the structural parameters self-operated measuring unit of the breeches joint that breeches joint two plate holder angles change with the variation of the thickness of length direction upper plate and angle, measure except the breeches joint structural parameters that are used for rotary wheel of water turbine, also can be used for the measurement of similar structures breeches joint.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (9)
1. a bent plate breeches joint structural parameters self-operated measuring unit, is characterized in that, the measuring mechanism (2), the couplant that comprise the attached main body of creeping of magnetic (1), are arranged on the attached main body of creeping of magnetic (1) add mechanism (3) and control gear (4); The attached main body of creeping of described magnetic (1) comprises bracket component (11) and the attached crawler component of magnetic (12), and described bracket component (11) comprises base plate (111), be fixed on base plate hinged seat (113), side plate (112) on base plate (111), be fixed on the side plate hinged seat (114) on side plate (112); Described base plate (111) and side plate (112) link together by two hinged seats; Be equipped with measuring mechanism (2) on described base plate (111) and side plate (112); Be equipped with the attached crawler component of magnetic (12) on described base plate (111) and side plate (112); Described base plate (111) is provided with couplant and adds mechanism (3); Described control gear (4) adds mechanism (3) with measuring mechanism (2), couplant respectively and the attached crawler component of magnetic (12) is electrically connected to.
2. a kind of bent plate breeches joint structural parameters self-operated measuring unit according to claim 1, it is characterized in that, the attached crawler component of described magnetic (12) comprises two rear wheel seats (121) that are fixed on base plate (111) rear portion, be arranged on bearing, two ends between two rear wheel seats (121) is arranged on the axle on bearing and is arranged on two omni-directional wheels (122) on axle; Direct-drive motor (124) with connect reducer casing (125), the axle of reducer casing (125) and omni-directional wheel (122) is by gear (127) transmission, scrambler (126) is connected acquisition omni-directional wheel velocity of rotation with gear (127); The attached crawler component of this magnetic (12) also comprises a cover front-wheel (129) of mounting base front portion, three cover sides wheels (128) of side plate is installed and is installed on square permanent magnet (123) between base plate (11) two omni-directional wheels in bottom (122) by bolt.
3. a kind of bent plate breeches joint structural parameters self-operated measuring unit according to claim 2, it is characterized in that, described front-wheel (129) and side wheel (128) structure is identical, includes: be connected 112 by universal joint (1281) with side plate) or the intermediate (1282) of base plate (111) connection; Described intermediate (1282) shape triangular in shape near three angles being installed respectively by a multi-directional ball (1283), is installed a circular permanent magnet (1284) in the middle part of three multi-directional ball (1283), described circular permanent magnet (1284) and intermediate (1282) are fixing.
4. a kind of bent plate breeches joint structural parameters self-operated measuring unit according to claim 2, is characterized in that, described measuring mechanism (2) is by comprising measurement of angle assembly (21), thickness measure assembly (22) and range observation assembly (23); Measurement of angle assembly (22) comprises two cover three-axis gyroscope and acceleration transducer units; First set three-axis gyroscope and acceleration transducer unit (211) are installed on base plate (111), and the second cover three-axis gyroscope and acceleration transducer (212) are installed on side plate (112).
5. a kind of bent plate breeches joint structural parameters self-operated measuring unit according to claim 4, it is characterized in that, thickness measure assembly (22) comprises stator (221), three thickness measure multi-directional ball (222), short spring (223), linear bearing (224) and ultrasonic thickness measuring probe (225), stator (221) is triangular plate, three thickness measure multi-directional ball (222) are installed on respectively near three angles of stator (221), ultrasonic thickness measuring probe (225) passes linear bearing (224) on stator (221) by short spring (223), and be arranged between three thickness measure multi-directional ball (222), three thickness measure multi-directional ball (222) make stator (221) and tested surface constant distance, short spring (223) makes ultrasonic thickness measuring probe (225) and tested surface good fit, and short spring (225) decrement fixedly makes ultrasonic thickness measuring probe (225) constant pressure.
6. a kind of bent plate breeches joint structural parameters self-operated measuring unit according to claim 5, it is characterized in that, described range observation assembly (23) comprises range observation universal joint (231), long spring (232), strain gauge (233) and range observation linear bearing (234); Range observation universal joint (231) stack pile is measured assembly (22) and is connected, range observation universal joint (231) top is connected 111 by long spring (232) with base plate) connect, range observation universal joint (231) makes thickness measure assembly (22) and the tested surface can 3 applyings, and strain gauge (233) is arranged between long spring (232) and range observation universal joint (231) top.
7. a kind of bent plate breeches joint structural parameters self-operated measuring unit according to claim 6, it is characterized in that, described thickness measure assembly (22) and range observation assembly (23) are respectively at base plate (111) and side plate (112) middle part installation three covers, and the cover of three on base plate (111) and side plate (112) distributes point-blank respectively, and this straight line is perpendicular to the direction of base plate (111) and side plate (112) jointed shaft.
8. a kind of bent plate breeches joint structural parameters self-operated measuring unit according to claim 4, it is characterized in that, described couplant adds mechanism (3) and comprises couplant casing (31), thickness couplant (32), stepper motor (33), pushing body (35) and sponge scroll wheel (34); The same base plate of couplant casing (31) (111) fixed installation moves up and down by stepper motor (22) the pushing body (35) that is arranged in couplant casing (31), and sponge scroll wheel (34) is installed on bottom couplant casing (31).
9. a kind of bent plate breeches joint structural parameters self-operated measuring unit according to claim 8, it is characterized in that, described Control Component (4) is installed on described base plate (111) rear portion, Control Component (4) is with the data recording of scrambler (126) data and thickness measure assembly (22), thickness measure assembly (22) and feed back to host computer, and Control Component (4) is by host computer signal controlling direct-drive motor (124) and stepper motor (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320327357 CN203274705U (en) | 2013-06-07 | 2013-06-07 | Bent plate Y type joint structure parameter automatic measuring apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320327357 CN203274705U (en) | 2013-06-07 | 2013-06-07 | Bent plate Y type joint structure parameter automatic measuring apparatus |
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| Publication Number | Publication Date |
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| CN203274705U true CN203274705U (en) | 2013-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320327357 Withdrawn - After Issue CN203274705U (en) | 2013-06-07 | 2013-06-07 | Bent plate Y type joint structure parameter automatic measuring apparatus |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103267499A (en) * | 2013-06-07 | 2013-08-28 | 武汉大学 | Device for automatically measuring structure parameters of Y-shaped joint of curved plate |
| CN106990209A (en) * | 2017-05-15 | 2017-07-28 | 成都西沃克真空科技有限公司 | A kind of crystal oscillator probe for being used to detect evaporator evaporation amount |
| CN111656131A (en) * | 2018-02-06 | 2020-09-11 | 沙特阿拉伯石油公司 | Vehicle for measuring inclination angle and distance profile |
-
2013
- 2013-06-07 CN CN 201320327357 patent/CN203274705U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103267499A (en) * | 2013-06-07 | 2013-08-28 | 武汉大学 | Device for automatically measuring structure parameters of Y-shaped joint of curved plate |
| CN106990209A (en) * | 2017-05-15 | 2017-07-28 | 成都西沃克真空科技有限公司 | A kind of crystal oscillator probe for being used to detect evaporator evaporation amount |
| CN111656131A (en) * | 2018-02-06 | 2020-09-11 | 沙特阿拉伯石油公司 | Vehicle for measuring inclination angle and distance profile |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131106 Effective date of abandoning: 20160713 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |