CN114413865B - Support ring correction auxiliary tool and support ring installation method - Google Patents
Support ring correction auxiliary tool and support ring installation method Download PDFInfo
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- CN114413865B CN114413865B CN202210055391.1A CN202210055391A CN114413865B CN 114413865 B CN114413865 B CN 114413865B CN 202210055391 A CN202210055391 A CN 202210055391A CN 114413865 B CN114413865 B CN 114413865B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
- G01C15/002—Active optical surveying means
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- 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
- G01B5/30—Measuring arrangements characterised by the use of mechanical techniques for measuring the deformation in a solid, e.g. mechanical strain gauge
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Abstract
The invention provides a support ring correction auxiliary tool and a support ring installation method. Wherein the slide and the base are clamped together in the vertical direction on the calibrated support ring. The two swing structures move along the circumferential direction of the corrected support ring along with the base and the sliding seat, and the two absolute value encoders measure the angular displacement of the two swing structures so as to measure the deformation quantity of the extending end of the support ring to be corrected along the vertical direction. The support ring correction auxiliary tool provided by the invention changes the conventional measuring mode of a manual vertical scale, can effectively measure the deformation of the support ring to be corrected by comparing the rotating angles of the two swing structures, and has the advantages of high measuring precision, convenience for subsequent correction and strong practicability.
Description
Technical Field
The invention belongs to the technical field of tower equipment manufacturing and installation, and particularly relates to a support ring correction auxiliary tool and a support ring installation method.
Background
The tower equipment is usually a container with a certain shape (mostly circular cross section), a certain volume and certain accessories arranged inside and outside, is one of important equipment in the production of petroleum, chemical engineering, medicine, light industry and the like, can perform sufficient contact between gas phase and liquid phase in the tower equipment, implements interphase mass transfer, and therefore, the tower equipment is commonly used for unit operation processes such as rectification, absorption, desorption, humidification of gas, cooling and the like in the production process. In the process of assembling the tower equipment, for the arrangement of the tower parts inside the tower equipment, a support ring is generally required to be arranged inside the tower equipment in advance so as to provide an acting point for each tower part, therefore, the levelness of the support ring is related to the overall assembling precision, and the later using effect is also determined.
In the prior art, a welding mode is usually adopted for mounting the support ring, namely, the outer diameter edge of the support ring is welded with the inner wall of the tower equipment, the inner diameter edge horizontally extends towards the interior of the tower equipment, and after the support ring is transferred by hoisting and manually welded, the surface of the support ring is partially deformed due to stress action in the transferring process and the welding and mounting process, so that the levelness of the plate surface of the support ring is deviated. And then need adjust the support ring, the vertical scale of manual handling usually measures two adjacent support ring intervals (one of them support ring is for the state after correcting, and the support ring that is located this support ring top is for waiting to rectify the state), when measured data is greater than the design tolerance, rectify the levelness of support ring local deformation department, this kind of mode measuring error is great, can't be accurate carry out accurate measurement to the local deformation department of support ring, consequently final corrected effect is not good, the practicality is relatively poor.
Disclosure of Invention
The embodiment of the invention provides a support ring correction auxiliary tool and a support ring installation method, and aims to solve the problem of poor practicability caused by overlarge errors in the existing support ring installation and adjustment mode.
In order to achieve the purpose, the invention adopts the technical scheme that: there is provided a backup ring correction aid comprising:
a base for horizontal placement below the calibrated support ring; the base is provided with a plurality of first rollers which are used for rolling and abutting against the lower end face of the corrected support ring, and the first rollers are used for rolling along the circumferential direction of the corrected support ring;
the sliding seat is connected with the base in a sliding mode along the vertical direction and is horizontally arranged above the corrected support ring so as to be clamped on the corrected support ring together with the base along the vertical direction; the sliding seat is provided with a plurality of second rollers which are used for rolling and abutting against the upper end face of the corrected support ring, and the second rollers are used for rolling along the circumferential direction of the corrected support ring;
two auxiliary wheels are arranged, the two auxiliary wheels are rotatably arranged on the base, and the rotating axes of the two auxiliary wheels are arranged along the vertical direction; the two auxiliary wheels are positioned between the base and the sliding seat and are used for being positioned at two ends of the base along the circumferential direction of the corrected support ring so as to be in rolling contact with the inner side edge of the corrected support ring;
the two swing structures are used for being arranged in parallel and at intervals along the radial direction of the corrected support ring; one end of each swing structure is hinged with the sliding seat, the other end of each swing structure is used for being abutted against the lower end face of the support ring to be corrected, and the two swing structures are used for being respectively located at two ends of the support ring to be corrected along the radial direction of the support ring to be corrected;
the two elastic assemblies are arranged on the sliding seat, are respectively connected with the swing structures in a one-to-one correspondence manner, and are used for respectively driving the two swing structures to turn upwards so as to enable the other ends of the two swing structures to be kept in butt joint with the lower end face of the support ring to be corrected;
absolute value encoders respectively connected to the hinge shafts of the two swing structures to respectively measure angular displacements of the two swing structures;
a matched controller;
and the two absolute value encoders measure the angular displacement of the two swing structures along the circumferential direction of the corrected support ring along with the circumferential movement of the base and the sliding seat, so as to measure the deformation amount of the extending end of the support ring to be corrected along the vertical direction.
In one possible implementation, the base includes:
the bottom plate part is a rectangular plate body, and a plurality of first mounting openings for rotatably mounting the first rollers are formed in the bottom plate part; and
the sliding rod part is arranged along the vertical direction, the bottom end of the sliding rod part is fixedly connected with the bottom plate part, and the sliding rod part is positioned on the inner side of the corrected support ring along the radial direction of the corrected support ring;
wherein the two auxiliary wheels are respectively positioned on two sides of the sliding rod part along the circumferential direction of the corrected support ring.
In one possible implementation, the slider includes:
the sliding plate part is a rectangular plate body with the same specification as the bottom plate part, a plurality of second mounting openings for the second rollers to be rotatably mounted are formed in the sliding plate part, and through holes for the sliding rod parts to penetrate through are formed in the sliding plate part; the sliding seat is also provided with a threaded hole communicated with the through hole along the radial direction of the corrected support ring; and
the jack is provided with a fixing part and a jacking part, and the fixing part is fixedly arranged at the top end of the sliding rod part and is parallel to the extending direction of the sliding rod part; the jacking end extends downwards and is fixedly connected with the sliding plate part.
In one possible implementation, each of the swing structures includes:
the gear is rotationally arranged on the sliding seat, and the axis is arranged along the radial direction of the corrected support ring;
the connecting rod is provided with a first end of the connecting rod and a second end of the connecting rod opposite to the first end of the connecting rod, and the first end of the connecting rod is fixedly connected with the external tooth surface of the gear; and
the pulley is rotatably arranged at the second end of the connecting rod, the rotating axis of the pulley is parallel to the gear, and the pulley is used for being in rolling connection with the lower section of the support ring to be corrected;
and the sliding seat is provided with a hinged seat for the gear to be hinged.
In one possible implementation, each of the elastic components includes:
the rack is arranged on the sliding seat in a sliding mode, the sliding direction of the rack is perpendicular to the rotating axis of the gear, and the rack is meshed with the gear;
the extension spring sets up on the slide, one end with the slide is connected, the other end with the one end of rack is connected, is used for the pulling the rack, so that the gear drives the connecting rod upwards overturns.
In one possible implementation, each absolute value encoder has a fixed end and an input end, the fixed end is fixedly arranged on the sliding seat, and the input end is coaxially connected with the gear and used for measuring the rotation angle of the gear.
The invention also provides a mounting method of the support ring, which comprises the following steps:
loading, namely transferring the support ring into tower equipment by using lifting equipment;
marking in the tower, performing laser irradiation on four directions of 0 degree, 90 degrees, 180 degrees and 270 degrees in the tower through a laser level gauge along the horizontal direction, and marking on the tower wall;
welding and installing, namely welding the outer edge of the support ring on the marked tower wall; and
and correcting, namely detecting the support ring after welding and mounting by using the support ring correction auxiliary tool, and correcting the part of the deformation quantity which exceeds the tolerance.
In this implementation mode/application embodiment, through base and the slide that sets up, can the centre gripping on the support ring after having rectified to the sliding connection of the two can adapt to the support ring of different thickness, can guarantee the stability of centre gripping, and then guarantee to treat the accurate survey of the support ring deformation volume of rectifying, measurement accuracy is high. The arrangement of the first idler wheel and the second idler wheel can ensure that the base and the sliding seat can move along the circumferential direction of the corrected support ring, and further ensure the continuity of measurement. The auxiliary wheel can prevent that base and slide from appearing the slip error at the slip in-process, guarantees that swing structure's removal can enclose to close and form a perfect circle, further guarantees the measuring accuracy, and then guarantees the accuracy of correction. The two swing structures are arranged to abut against the inner end and the outer end of the support ring to be corrected respectively along the radial direction of the support ring, so that the deformation quantity of the inward extending part of the support ring can be effectively and accurately measured, and comparison can be facilitated. The elastic component can be used for bouncing the swing structure, so that the swing structure can be kept continuously in butt joint with the bottom end face of the support ring to be corrected, and the accuracy of measurement is guaranteed. The absolute value encoder can measure the rotation angles of the two swing structures, the deformation amount of the support ring in the vertical direction can be measured through the angle, and the measuring precision is high. The support ring correction appurtenance that this embodiment provided can change the survey mode of the vertical scale of manpower in the past, through the mutual contrast of two swing structure rotation angles, can effectual survey treat the deformation volume of correction support ring, and measurement accuracy is high, the subsequent correction of being convenient for, and the practicality is strong.
Drawings
Fig. 1 is a first schematic structural diagram of a support ring calibration auxiliary tool according to an embodiment of the present invention;
FIG. 2 is a second schematic structural diagram of a support ring calibration aid according to an embodiment of the present invention;
fig. 3 is a schematic front view of a support ring calibration auxiliary tool according to an embodiment of the present invention;
FIG. 4 is a schematic flow chart illustrating a method for installing a support ring according to an embodiment of the present invention;
description of reference numerals:
10. a base; 11. a bottom plate portion; 12. a slide bar part; 13. a first roller; 20. a slide base; 21. a slide plate portion; 22. a jack; 23. a second roller; 30. an auxiliary wheel; 40. a swing structure; 41. a gear; 42. A connecting rod; 43. a pulley; 50. an elastic member; 51. a rack; 52. a tension spring; 60. an absolute value encoder; 70. a calibrated support ring; 80. a support ring to be calibrated.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in 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.
Referring to fig. 1 to fig. 3, the present invention will now be described with reference to the following embodiments. The support ring correction auxiliary tool comprises a base 10, a sliding seat 20, an auxiliary wheel 30, a swinging structure 40, an elastic assembly 50, an absolute value encoder 60 and a matched controller. Wherein the base 10 is adapted to be horizontally disposed below the calibrated support ring 70; the base 10 is provided with a plurality of first rollers 13 for rolling contact with the lower end surface of the calibrated support ring, and the first rollers 13 are used for rolling along the circumferential direction of the calibrated support ring 70. The slide 20 is connected with the base 10 in a sliding manner along the vertical direction and is used for being horizontally arranged above the corrected support ring 70 so as to be clamped on the corrected support ring 70 along the vertical direction together with the base 10; the slide 20 is provided with a plurality of second rollers 23 for rolling contact with the upper end face of the calibrated support ring, and the second rollers 23 are used for rolling along the circumferential direction of the calibrated support ring 70. Two auxiliary wheels 30 are arranged, wherein the two auxiliary wheels 30 are rotatably arranged on the base 10, and the rotating axes are arranged along the vertical direction; the two auxiliary wheels 30 are located between the base 10 and the slide 20 and are intended to be located at both ends of the base 10 along the circumference of the calibrated support ring 70, so as to be in rolling abutment with the inner edge of the calibrated support ring 70.
The oscillating structure 40 is provided with two oscillating structures 40, and the two oscillating structures 40 are used for being arranged in parallel and at intervals along the radial direction of the corrected support ring 70; one end of each swing structure 40 is hinged to the sliding base 20, the other end of each swing structure 40 is used for abutting against the lower end face of the support ring 80 to be corrected, and the two swing structures 40 are used for being respectively located at two ends of the support ring 80 to be corrected along the radial direction of the support ring 80 to be corrected. The number of the elastic assemblies 50 is two, and the two elastic assemblies 50 are both arranged on the sliding base 20 and are respectively connected with the swing structures 40 in a one-to-one correspondence manner, and are used for respectively driving the two swing structures 40 to turn upwards, so that the other ends of the two swing structures 40 are kept to be abutted against the lower end face of the support ring 80 to be corrected. Absolute value encoders 60 connected to the hinge shafts of the two swing structures 40, respectively, to measure the angular displacements of the two swing structures 40, respectively.
Wherein, as the two swing structures 40 move along the circumferential direction of the corrected support ring 70 along with the base 10 and the slide 20, the two absolute value encoders 60 measure the angular displacement of the two swing structures 40 to measure the deformation amount of the extended end of the support ring 80 to be corrected along the vertical direction.
When the inner outer edge of the support ring 80 to be corrected is bent and deformed upwardly or downwardly, the rotation angles of the two swing structures 40 are changed accordingly, and a signal is transmitted to the controller. The controller is electrically connected to a display unit, and then displays a vertical displacement difference between the swing structure 40 located at the inner edge of the support ring 80 to be corrected and the swing structure 40 located at the outer edge of the support ring 80 to be corrected on the display unit, so as to determine the deformation amount of the support ring to be corrected.
In addition, it should be noted that, when there is no support ring that has been calibrated, the base 10 can be directly disassembled, so that the sliding base 20 is directly rolled on the horizontal support table in the tower, so that the other end of the swinging structure 40 directly contacts the first support ring 80 to be calibrated. The controller is provided with a return-to-zero function, and when the two swing structures 40 are installed and the angular displacements of the two swing structures are the same, the controller can be set to a return-to-zero state, that is, the two swing structures are located at the positions of the support rings 80 to be corrected without deformation.
Compared with the prior art, the support ring correction auxiliary tool provided by the embodiment can be clamped on a corrected support ring through the base 10 and the sliding seat 20 which are arranged, and can adapt to support rings with different thicknesses through sliding connection of the base and the sliding seat, so that the clamping stability can be ensured, accurate determination of deformation quantity of the support ring 80 to be corrected is ensured, and the measurement precision is high. The arrangement of the first roller 13 and the second roller 23 ensures that the base 10 and the carriage 20 can move on the calibrated support ring 70 along the circumferential direction thereof, thereby ensuring the continuity of the measurement. The auxiliary wheel 30 can prevent the sliding error of the base 10 and the sliding seat 20 during the sliding process, and ensure that the movement of the swing structure 40 can form a perfect circle, thereby further ensuring the accuracy of measurement and further ensuring the accuracy of correction. The two swing structures 40 are arranged to abut against the inner end and the outer end of the support ring 80 to be corrected respectively along the radial direction of the support ring, so that the deformation quantity of the inward extending part of the support ring can be effectively and accurately measured, and comparison can be facilitated. The elastic component 50 can elastically move the swing structure 40, so that the swing structure 40 can be continuously abutted to the bottom end face of the support ring 80 to be corrected, and the accuracy of measurement is further ensured. The absolute value encoder 60 can measure the rotation angles of the two swing structures 40, and the deformation amount of the support ring in the vertical direction can be measured through the angles, and the measurement accuracy is high. The supporting ring correction appurtenance that this embodiment provided can change the survey mode of the vertical scale of manpower in the past, through the mutual contrast of two 40 rotation angles of swing structure, can effectual survey treat the deformation volume of correction supporting ring, and measurement accuracy is high, the subsequent correction of being convenient for, and the practicality is strong.
In some embodiments, the base 10 may be configured as shown in fig. 1-3. Referring to fig. 1 to 3, the base 10 includes a bottom plate portion 11 and a slide bar portion 12. The bottom plate portion 11 is a rectangular plate, and a plurality of first mounting openings for rotatably mounting the first rollers 13 are formed in the bottom plate portion 11. The slide bar portion 12 is disposed along the vertical direction, and the bottom end is fixedly connected to the bottom plate portion 11, and the slide bar portion 12 is located inside the calibrated support ring 70 along the radial direction of the calibrated support ring 70. The bottom plate 11 is a rectangular plate for easy manufacturing, and the preferred number of first rollers 13 is four, which ensures a supporting effect and facilitates movement on the calibrated support ring 70. The slider portion 12 may facilitate the sliding connection of the slider 20.
The two auxiliary wheels 30 are respectively located at two sides of the slide rod portion 12 along the circumferential direction of the calibrated support ring 70, and this structure can ensure that the bottom plate portion 11 and the slide carriage 20 can protrude into the support ring along the radial direction of the support ring, so as to facilitate the clamping of the support ring.
In some embodiments, the slider 20 can be configured as shown in fig. 1-3. Referring to fig. 1 to 3, the slider 20 includes a slider portion 21 and a jack 22. The slide plate part 21 is a rectangular plate body with the same specification as the bottom plate part 11, a plurality of second mounting openings for rotatably mounting the second rollers 23 are formed in the slide plate part 21, and through holes for the slide rod part 12 to pass through are formed in the slide plate part; the slide 20 is also provided with threaded holes communicating with the through holes in the radial direction of the calibrated support ring. The jack 22 is provided with a fixed part and a lifting part, wherein the fixed part is fixedly arranged at the top end of the slide rod part 12 and is arranged in parallel with the extending direction of the slide rod part 12; the jacking end extends downwards and is fixedly connected with the sliding plate part 21. The slide plate portion 21 is a rectangular plate body for easy fabrication, and the preferred arrangement of four second rollers 23 ensures a supporting effect and facilitates movement on the corrected support ring 70. The jack 22 is arranged to facilitate the sliding adjustment of the slide plate part 21, a manual screw jack can be adopted, and in addition, the bearing capacity of the jack 22 is large, so that the support ring can be clamped between the slide plate part 21 and the bottom plate part 11.
In some embodiments, the swing structure 40 may adopt the structure shown in fig. 1 to 2. Referring to fig. 1 to 2, each swing structure 40 includes a gear 41, a connecting rod 42, and a pulley 43. Wherein the gear 41 is rotatably arranged on the slide 20 with an axis arranged radially of the calibrated support ring 70. The connecting rod 42 has a first end of the connecting rod 42 and a second end of the connecting rod 42 opposite to the first end of the connecting rod 42, and the first end of the connecting rod 42 is fixedly connected with the external tooth surface of the gear 41. A pulley 43 is rotatably arranged on the second end of the connecting rod 42, with an axis of rotation parallel to the gear wheel 41, for rolling connection with the lower section of the support ring 80 to be corrected. The sliding base 20 is provided with a hinge base for the gear 41 to hinge. Can guarantee through the gear 41 who sets up to be connected with elastic component 50, and connecting rod 42 can guarantee to make pulley 43 and the bottom terminal surface roll butt of the support ring 80 of treating the correction, and then guarantees detection effect, guarantees subsequent correction work, simple structure, the preparation of being convenient for, the practicality is strong.
Two swing structure 40 can be convenient for contrast, and the turned angle that generally lies in swing structure 40 of welding position department does not have too big deviation, mainly with lie in the swing structure 40 of waiting to rectify support ring inboard edge, through two swing structure 40's setting, can the difference of the two vertical direction of effectual contrast department, and then can be convenient for treat the accurate survey of the deformation volume of rectifying the support ring.
In some embodiments, the elastic member 50 may have the structure shown in fig. 1 to 2. Referring to fig. 1 to 2, each elastic assembly 50 includes a rack 51 and a tension spring 52. Wherein, rack 51 is set up on slide 20 in a sliding manner, and the slip direction sets up with the axis of rotation of gear 41 perpendicularly, and rack 51 and gear 41 mesh. A tension spring 52 is disposed on the slide 20, and has one end connected to the slide 20 and the other end connected to one end of the rack 51, for pulling the rack 51, so that the gear 41 drives the connecting rod 42 to turn upwards. The rack 51 is engaged with the gear 41, and the horizontal movement of the gear 41 can be converted into the rotation of the gear 41. After the tension spring 52 is pulled, the connecting rod 42 can be turned upwards, and the pulley 43 is ensured to be abutted against the lower end face of the support ring 80 to be corrected. This structure can save the occupancy of space, and can ensure that the connecting rod 42 has a large swing angle. In addition, because extension spring 52 is atress for a long time after, probably became invalid, therefore this kind of structure can be along with the use with extension spring 52 and rack 51 be connected, after finishing using, with extension spring 52 and rack 51's the connection dismantlement, can effectually protect extension spring 52, this kind of structure can also be convenient for change the spring specification moreover, the dismouting of being convenient for is maintained, the practicality is strong.
In some embodiments, the absolute value encoder 60 may be configured as shown in fig. 2. Referring to fig. 2, each absolute value encoder 60 is electrically connected to the controller, and has a fixed end and an input end, the fixed end is fixed on the sliding base 20, and the input end is coaxially connected to the first gear 41 for determining the rotation angle of the first gear 41. The absolute value encoder 60 is conventional and will not be described in detail herein.
Based on the same inventive concept, the embodiment of the present application further provides a method for installing a support ring, please refer to fig. 4, which includes the following steps:
s101: loading, namely transferring the support ring into tower equipment by using hoisting equipment;
s101: marking in the tower, performing laser irradiation on four directions of 0 degree, 90 degrees, 180 degrees and 270 degrees in the tower through a laser level gauge along the horizontal direction, and marking on the tower wall;
s101: welding and installing, namely welding the outer edge of the support ring on the marked tower wall; and
s101: and correcting, namely detecting the support ring after welding installation by using the support ring correction auxiliary tool, and correcting the part of the deformation quantity which exceeds the tolerance.
The support ring installation method provided by the embodiment can change the measurement mode of the traditional manual vertical scale through the support ring correction auxiliary tool, can effectively measure the deformation amount of the support ring to be corrected through the mutual comparison of the rotating angles of the two swing structures 40, has high measurement precision, can ensure the correction effect, and has strong practicability.
In some embodiments, the step of correcting may be performed in a manner that the correcting includes cold bending adjustment or pad adjustment; when the deformation amount of the support ring is less than or equal to 2mm, cold bending adjustment is adopted, and the support ring is manually bent by using a hammering or self-made clamp, so that the support ring is adjusted within a tolerance range; when the deformation amount of the support ring is larger than 2mm, the cushion plate is adjusted, a 3mm or 2mm steel plate is used for manufacturing the cushion plate, the shape of the cushion plate is the same as the curvature of the support ring, the cushion plate is arranged at an adjusting position and is smoothly excessive, so that the cushion plate is attached to the supporting position of the tower tray without a gap.
In some embodiments, the welding installation may be performed in such a way that the welding process is performed for one circle around the radial outer edge of the support ring to be corrected, and double-sided welding is performed.
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 (7)
1. Support ring correction aid, characterized by comprising:
a base for horizontal placement below the calibrated support ring; the base is provided with a plurality of first rollers which are used for rolling and abutting against the lower end face of the corrected support ring, and the first rollers are used for rolling along the circumferential direction of the corrected support ring;
the sliding seat is connected with the base in a sliding mode along the vertical direction and is horizontally arranged above the corrected support ring so as to be clamped on the corrected support ring together with the base along the vertical direction; the sliding seat is provided with a plurality of second rollers which are used for rolling and abutting against the upper end face of the corrected support ring, and the second rollers are used for rolling along the circumferential direction of the corrected support ring;
two auxiliary wheels are arranged, the two auxiliary wheels are rotatably arranged on the base, and the rotating axes of the two auxiliary wheels are arranged along the vertical direction; the two auxiliary wheels are positioned between the base and the sliding seat and are used for being positioned at two ends of the base along the circumferential direction of the corrected support ring so as to be in rolling contact with the inner side edge of the corrected support ring;
the two swing structures are used for being arranged in parallel and at intervals along the radial direction of the corrected support ring; one end of each swing structure is hinged with the sliding seat, the other end of each swing structure is used for being abutted against the lower end face of the support ring to be corrected, and the two swing structures are used for being respectively located at two ends of the support ring to be corrected along the radial direction of the support ring to be corrected;
the two elastic assemblies are arranged on the sliding seat, are respectively connected with the swing structures in a one-to-one correspondence manner, and are used for respectively driving the two swing structures to turn upwards so as to enable the other ends of the two swing structures to be kept in butt joint with the lower end face of the support ring to be corrected;
absolute value encoders respectively connected to the hinge shafts of the two swing structures to respectively measure angular displacements of the two swing structures;
a matched controller;
and the two swing structures move along the circumferential direction of the corrected support ring along with the base and the sliding seat, and the two absolute value encoders measure the angular displacement of the two swing structures so as to measure the deformation quantity of the extending end of the support ring to be corrected along the vertical direction.
2. The backup ring correction aid of claim 1, wherein said base comprises:
the bottom plate part is a rectangular plate body, and a plurality of first mounting openings for rotatably mounting the first rollers are formed in the bottom plate part; and
the sliding rod part is arranged along the vertical direction, the bottom end of the sliding rod part is fixedly connected with the bottom plate part, and the sliding rod part is positioned on the inner side of the corrected support ring along the radial direction of the corrected support ring;
wherein the two auxiliary wheels are respectively positioned on two sides of the sliding rod part along the circumferential direction of the corrected support ring.
3. The backup ring correction aid of claim 2, wherein said slide comprises:
the sliding plate part is a rectangular plate body with the same specification as the bottom plate part, a plurality of second mounting openings for the second rollers to be rotatably mounted are formed in the sliding plate part, and through holes for the sliding rod parts to penetrate through are formed in the sliding plate part; the sliding seat is also provided with a threaded hole communicated with the through hole along the radial direction of the corrected support ring; and
the jack is provided with a fixing part and a jacking part, and the fixing part is fixedly arranged at the top end of the sliding rod part and is parallel to the extending direction of the sliding rod part; the jacking end extends downwards and is fixedly connected with the sliding plate part.
4. The ring correction aid of claim 1, wherein each of the wobble structures comprises:
the gear is rotationally arranged on the sliding seat, and the axis is arranged along the radial direction of the corrected support ring;
the connecting rod is provided with a first end of the connecting rod and a second end of the connecting rod, which is opposite to the first end of the connecting rod, and the first end of the connecting rod is fixedly connected with the external tooth surface of the gear; and
the pulley is rotatably arranged at the second end of the connecting rod, the rotating axis of the pulley is parallel to the gear, and the pulley is used for being in rolling connection with the lower end face of the support ring to be corrected;
and the sliding seat is provided with a hinged seat for the gear to be hinged.
5. The ring correction aid of claim 4, wherein each of the spring assemblies comprises:
the rack is arranged on the sliding seat in a sliding mode, the sliding direction of the rack is perpendicular to the rotating axis of the gear, and the rack is meshed with the gear;
the extension spring sets up on the slide, one end with the slide is connected, the other end with the one end of rack is connected, is used for the pulling the rack, so that the gear drives the connecting rod upwards overturns.
6. The ring correction aid of claim 4, wherein each absolute value encoder has a fixed end secured to the carriage and an input end coaxially connected to the gear for determining the angle of rotation of the gear.
7. The method for installing the support ring is characterized by comprising the following steps:
loading, namely transferring the support ring into tower equipment by using lifting equipment;
marking in the tower, performing laser irradiation on four directions of 0 degree, 90 degrees, 180 degrees and 270 degrees in the tower through a laser level gauge along the horizontal direction, and marking on the tower wall;
welding and installing, namely welding the outer edge of the support ring on the marked tower wall; and
and (5) correcting, namely detecting the support ring after welding installation by the support ring correction auxiliary tool according to any one of claims 1 to 6, and correcting the part with deformation amount exceeding the tolerance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210055391.1A CN114413865B (en) | 2022-01-18 | 2022-01-18 | Support ring correction auxiliary tool and support ring installation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210055391.1A CN114413865B (en) | 2022-01-18 | 2022-01-18 | Support ring correction auxiliary tool and support ring installation method |
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| Publication Number | Publication Date |
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| CN114413865A CN114413865A (en) | 2022-04-29 |
| CN114413865B true CN114413865B (en) | 2022-09-30 |
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| CN202210055391.1A Active CN114413865B (en) | 2022-01-18 | 2022-01-18 | Support ring correction auxiliary tool and support ring installation method |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3405257A (en) * | 1963-05-18 | 1968-10-08 | Zeiss Stiftung | Correction indicating device for the tilt of a sliding carriage of a tool holder |
| JPH0626862A (en) * | 1992-07-06 | 1994-02-04 | Kaneko:Kk | Apparatus for measuring amount of inclination |
| KR960019515U (en) * | 1994-11-11 | 1996-06-19 | 대우전자주식회사 | Device for detecting the inclination angle of electronic devices |
| CN2881532Y (en) * | 2005-12-13 | 2007-03-21 | 汉达精密电子(昆山)有限公司 | Auxiliary measuring tool for roference surface inclination parts |
| CN101886922A (en) * | 2009-05-15 | 2010-11-17 | 松下电器产业株式会社 | Probe for three-dimensional shape measuring apparatus and 3 d shape testing device |
| CN201740518U (en) * | 2010-07-28 | 2011-02-09 | 合肥工业大学 | Pendulum two-dimensional angular displacement sensor |
| CN108917708A (en) * | 2018-07-27 | 2018-11-30 | 京东方科技集团股份有限公司 | A kind of measuring appliance |
-
2022
- 2022-01-18 CN CN202210055391.1A patent/CN114413865B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3405257A (en) * | 1963-05-18 | 1968-10-08 | Zeiss Stiftung | Correction indicating device for the tilt of a sliding carriage of a tool holder |
| JPH0626862A (en) * | 1992-07-06 | 1994-02-04 | Kaneko:Kk | Apparatus for measuring amount of inclination |
| KR960019515U (en) * | 1994-11-11 | 1996-06-19 | 대우전자주식회사 | Device for detecting the inclination angle of electronic devices |
| CN2881532Y (en) * | 2005-12-13 | 2007-03-21 | 汉达精密电子(昆山)有限公司 | Auxiliary measuring tool for roference surface inclination parts |
| CN101886922A (en) * | 2009-05-15 | 2010-11-17 | 松下电器产业株式会社 | Probe for three-dimensional shape measuring apparatus and 3 d shape testing device |
| CN201740518U (en) * | 2010-07-28 | 2011-02-09 | 合肥工业大学 | Pendulum two-dimensional angular displacement sensor |
| CN108917708A (en) * | 2018-07-27 | 2018-11-30 | 京东方科技集团股份有限公司 | A kind of measuring appliance |
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| CN114413865A (en) | 2022-04-29 |
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