CN112504091A - Eccentric measuring tool of iron tower basis - Google Patents
Eccentric measuring tool of iron tower basis Download PDFInfo
- Publication number
- CN112504091A CN112504091A CN202011305753.5A CN202011305753A CN112504091A CN 112504091 A CN112504091 A CN 112504091A CN 202011305753 A CN202011305753 A CN 202011305753A CN 112504091 A CN112504091 A CN 112504091A
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- sleeve
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- iron tower
- measuring
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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
- G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
- G01B5/25—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes
- G01B5/252—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes for measuring eccentricity, i.e. lateral shift between two parallel axes
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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
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses an eccentric measurement tool for an iron tower foundation, which comprises a positioning rod matched with the side surface of a tower footing, wherein the positioning rod comprises a sleeve and a telescopic rod, the sleeve is provided with an infrared transmitter, the infrared transmitter is connected with the sleeve in a sliding manner, the upper ends of the sleeve and the telescopic rod are respectively provided with a scale, a wire wheel is arranged on the positioning sleeve, the telescopic rod is extended out during measurement, the sleeve and the telescopic rod are fixed through a positioning mechanism, the positioning rod is sequentially formed into a frame type structure along the side wall of the tower footing, so that the positioning rod is tightly attached to the side wall of the tower footing, the infrared transmitter slides to the middle position according to the scale, the infrared transmitter transmits laser, the cross point is the center of the tower footing, then a wire on the wire wheel is drawn out and sequentially bypasses diagonal foundation bolts, the cross point; through laser positioning, manual judgment is not needed, the read data precision is higher, and the problem of larger error caused by chamfering can be solved.
Description
Technical Field
The invention relates to the technical field of electric power facilities, in particular to an eccentric measuring tool for an iron tower foundation.
Background
At present, the eccentric measurement of iron tower basis and rag bolt in the engineering mainly adopts the steel tape measure to measure, square basis: the centers of the two pairs of opposite sides are measured, the middle points of each pair of opposite sides are respectively found out, and then the connection of the two middle points is carried out, so that the center point of the basic section is found out. The circular foundation needs to measure two diameters by using a steel tape in the mutually perpendicular direction, respectively find the middle point of each diameter and then connect the two middle points, so as to find the center point of the section of the foundation. And winding the central point of the foundation bolt by using a cord to find out the central point of the foundation bolt. And after the foundation center and the foundation bolt center are found, measuring the distance between the two center points by using a steel tape so as to judge the actual measurement eccentricity of the foundation and the foundation bolt.
However, this measurement method has the following problems, 1, the measurement time is long because of the need of multiple measurements and the need of at least two persons for cooperation; 2. at present, a basic chamfering process is carried out in China, after basic chamfering, due to the fact that two sides of a steel tape cannot be directly attached to a basic surface, manual judgment is needed, the error probability is increased, meanwhile, the center/diameter of a basic opposite side is controlled inconsistently due to factors such as human feeling and vision during measurement of the steel tape, subjective factors are strong, and read data deviation is large.
Disclosure of Invention
The invention aims to solve the problems and provides an iron tower foundation eccentricity measuring tool which can avoid errors caused by subjective factors of people, so that a foundation central point can be quickly measured and found, and the problem of large errors caused by chamfering can be solved.
The technical scheme adopted by the invention for solving the technical problems is as follows:
an iron tower foundation eccentricity measuring tool comprises four positioning rods matched with the side faces of a tower foundation, the four positioning rods correspond to the four side faces of the tower foundation respectively, the four positioning rods form a square frame structure, each positioning rod comprises a sleeve and a telescopic rod, the sleeves are connected with the telescopic rods in a sliding mode, a guide rail is arranged at the lower end of each sleeve, a first sliding groove is formed in the lower end of each telescopic rod and matched with the corresponding first sliding groove, rollers are arranged on the guide rails, the rollers are arranged in a plurality and are evenly arranged along the direction of the guide rails, the axis of each roller is vertical, one end, away from each telescopic rod, of each sleeve is provided with a positioning sleeve, the positioning sleeve is matched with one end, outside the telescopic rod, of each adjacent positioning rod, a positioning screw used for locking the positioning sleeves and the telescopic rods is arranged on each, the infrared emitter is connected with the sleeve in a sliding mode, scales are arranged at the upper end of the sleeve, and the positioning sleeve is provided with a wire wheel.
Further, the sleeve is open on both sides.
Furthermore, the sleeve upper end is equipped with first locating block, and the telescopic link upper end is equipped with the second spout, first locating block and the cooperation of second spout.
Further, positioning mechanism includes pivot, first locating piece and second locating piece, the pivot pass the sleeve and with rotate between the sleeve and be connected, first locating piece and second locating piece all with sliding connection between the sleeve, the pivot lower extreme is equipped with the gear, first locating piece and second locating piece inboard all are equipped with the rack, gear and rack cooperation, first locating piece outside one end and the inboard one end of second locating piece all are equipped with the reference column, the position that corresponds with the reference column on the telescopic link is equipped with the locating hole, reference column and locating hole cooperation.
Furthermore, a baffle is arranged on the rotating shaft and matched with the sleeve, guide grooves are formed in the positions, corresponding to the first positioning block and the second positioning block, in the sleeve, and the first positioning block, the second positioning block and the corresponding guide grooves are in sliding connection.
Furthermore, a second positioning block is arranged at the upper end of the positioning sleeve and matched with the second sliding groove, a sleeve is arranged in the second sliding groove, an internal thread is arranged in the sleeve, and the positioning screw penetrates through the sleeve and is in threaded connection with the sleeve.
Furthermore, a slide way is arranged on the sleeve, and the infrared emitter is matched with the slide way.
Further, the lower end of the infrared emitter is provided with a sliding block, the infrared emitter is connected with the sliding block in a rotating mode, a positioning screw used for fixing the rotation angle of the infrared emitter is arranged between the infrared emitter and the sliding block, and the sliding block is matched with the sliding way.
Furthermore, an electronic vernier caliper for measuring the side length is arranged on the positioning rod, and a display is arranged at the upper end of the infrared emitter.
Furthermore, the upper end of the telescopic rod is provided with scales
The invention has the beneficial effects that:
1. the positioning rod comprises a sleeve and a telescopic rod, an infrared emitter is arranged on the sleeve, the infrared emitter is connected with the sleeve in a sliding mode, scales are arranged at the upper ends of the sleeve and the telescopic rod, a wire wheel is arranged on the positioning sleeve, the telescopic rod extends out during measurement, the sleeve and the telescopic rod are fixed through a positioning mechanism, the positioning rod is sequentially combined into a frame type structure along the side wall of the tower foundation to be tightly attached to the side wall of the tower foundation, then the infrared emitter slides to the middle position according to the scales, the infrared emitter emits laser, the cross point is the center of the tower foundation, then a wire on the wire wheel is drawn out and sequentially bypasses the diagonal foundation bolt, the point where the wire crosses is the center of the foundation bolt, and the measurement can be completed by a single person; through laser positioning, manual judgment is not needed, the read data precision is higher, and the problem of larger error caused by chamfering can be solved.
2. According to the invention, the sleeve and the telescopic rod are connected in a sliding manner, the lower end of the sleeve is provided with the guide rail, the lower end of the telescopic rod is provided with the first sliding groove, the guide rail is matched with the first sliding groove, the guide rail is provided with a plurality of rollers, the rollers are uniformly arranged along the direction of the guide rail, the axes of the rollers are vertical, and the rollers can reduce the friction force between the first sliding groove and the guide rail, so that the telescopic rod can slide more smoothly.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a schematic view of a positioning rod according to an embodiment of the present invention;
FIG. 4 is a front view of a positioning stem of the present invention;
FIG. 5 is a first view of the sleeve structure of the present invention;
FIG. 6 is a second schematic view of the sleeve structure of the present invention;
FIG. 7 is a right side view of the sleeve of the present invention;
FIG. 8 is an enlarged view of a portion A of FIG. 7;
FIG. 9 is a front view of the sleeve of the present invention;
FIG. 10 is a schematic view of the telescopic rod of the present invention;
fig. 11 is a schematic view of a second positioning rod according to an embodiment of the invention.
In the figure: the positioning device comprises a positioning rod 1, a sleeve 2, an expansion link 3, a positioning sleeve 4, a positioning screw 5, a guide rail 6, a first sliding groove 7, a roller 8, an infrared emitter 9, a wire wheel 10, a scale 11, a first positioning block 12, a second sliding groove 13, a rotating shaft 14, a first positioning block 15, a second positioning block 16, a gear 17, a rack 18, a baffle plate 19, a guide groove 20, a positioning column 21, a positioning hole 22, a second positioning block 23, a sleeve 24 and a slide way 25.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 6, an eccentric measuring tool for an iron tower foundation comprises four positioning rods 1 matched with the side surfaces of a tower footing, the four positioning rods 1 correspond to the four side surfaces of the tower footing respectively, the four positioning rods 1 form a square frame structure, each positioning rod 1 comprises a sleeve 2 and a telescopic rod 3, the sleeves 2 are connected with the telescopic rods 3 in a sliding manner, the lower end of each sleeve 2 is provided with a guide rail 6, the lower end of each telescopic rod 3 is provided with a first sliding groove 7, each guide rail 6 is matched with the corresponding first sliding groove 7, each guide rail 6 is provided with a plurality of rollers 8, the rollers 8 are uniformly arranged along the direction of the guide rail 6, the axes of the rollers 8 are vertical, the rollers 8 can reduce the friction force between the first sliding grooves 7 and the guide rails 6, so that the telescopic rods 3 can slide more smoothly, one end of each sleeve 2, which is far away from the telescopic rod 3, is provided with a, be equipped with the set screw 5 that is used for locking position sleeve 4 and telescopic link 3 on the position sleeve 4, be equipped with positioning mechanism between 2 tip of sleeve and the 3 inboard one end of telescopic link, be equipped with infra-red transmitter 9 on the sleeve 2, infra-red transmitter 9 is equipped with two at least, and two infra-red transmitter 9 are located adjacent two sleeves respectively, sliding connection between infra-red transmitter 9 and the sleeve 2, sleeve 2 and 3 upper ends of telescopic link all are equipped with scale 11, be equipped with line wheel 10 on the position sleeve 4, line wheel 10 set up one can, take out the line on the line wheel 10, once walk around the bolt at diagonal angle, can confirm rag bolt's central point.
In this embodiment, only one telescopic rod is taken as an example in the drawing, but a plurality of telescopic rods can be arranged to reduce the length of the sleeve, so that the tower foundations of different sizes can be measured, and the application range is wide.
During measurement, the telescopic rod 3 is stretched out, the positioning rod 1 sequentially forms a frame-type structure along the side wall of the tower footing through the positioning mechanism fixing sleeve 2 and the telescopic rod 3, the positioning rod 1 is tightly attached to the side wall of the tower footing, then the infrared emitter 9 slides to the middle position according to the scales, the infrared emitter 9 emits laser, the cross point is the center of the tower footing, then the line on the line wheel 10 is drawn out and sequentially bypasses the diagonal foundation bolts, the cross point of the line is the center of the foundation bolts, and the measurement can be completed by a single person; through laser positioning, manual judgment is not needed, the read data precision is higher, and the problem of larger error caused by chamfering can be solved.
As shown in figures 6 and 7, the two sides of the sleeve 2 are opened, so that the side edges of the sleeve and the side surfaces of the telescopic rod 3 are overlapped, the measurement of the center point of the tower footing cannot be influenced by the thickness, and the measurement precision is higher.
As shown in fig. 4, 6 and 10, a first positioning block 12 is disposed at the upper end of the sleeve 2, a second sliding groove 13 is disposed at the upper end of the telescopic rod 3, and the first positioning block 12 is engaged with the second sliding groove 13.
As shown in fig. 7, 8 and 9, the positioning mechanism includes a rotating shaft 14, a first positioning block 15 and a second positioning block 16, the rotating shaft 14 penetrates through the sleeve 2 and is rotatably connected with the sleeve 2, the first positioning block 15 and the second positioning block 16 are both slidably connected with the sleeve 2, a gear 17 is disposed at the lower end of the rotating shaft 14, racks 18 are disposed on the inner sides of the first positioning block 15 and the second positioning block 16, the gear 17 is engaged with the rack 18, positioning posts 21 are disposed on one outer side end of the first positioning block 15 and one inner side end of the second positioning block 16, where the inner side end is close to the tower foundation, the outer side end is far away from the tower foundation, a positioning hole 22 is disposed on the telescopic rod 3 corresponding to the positioning post 21, and the positioning posts 21 are engaged with the positioning holes 22.
As shown in fig. 8, a baffle 19 is disposed on the rotating shaft 14, the baffle 19 is matched with the sleeve 2, guide grooves 20 are disposed in positions corresponding to the first positioning block 15 and the second positioning block 16 in the sleeve 2, and the first positioning block 15 and the second positioning block 16 are slidably connected with the corresponding guide grooves 20. When the telescopic rod extends out, the rotating shaft 14 is rotated, the first positioning block 15 and the second positioning block 16 slide relatively under the action of the gear rack, and the positioning column 21 extends into the corresponding positioning hole 22, so that the telescopic rod is locked.
As shown in fig. 7, a second positioning block 23 is arranged at the upper end of the positioning sleeve 4, the second positioning block 23 is matched with the second sliding groove 13, a sleeve 24 is arranged in the second sliding groove 13, an internal thread is arranged in the sleeve 24, and the positioning screw 5 penetrates through the sleeve 24 and is in threaded connection with the sleeve 24.
As shown in fig. 2, a slide 25 is provided on the sleeve 2, and the infrared emitter 9 is matched with the slide 25.
The lower end of the infrared emitter 9 is provided with a sliding block, the infrared emitter 9 is connected with the sliding block in a rotating mode, the infrared emitter 9 is provided with a positioning screw used for fixing the rotating angle of the infrared emitter 9 between the sliding blocks, the sliding block is matched with the slide way 25, the angle of the infrared emitter 9 for emitting laser is convenient to adjust, and when the towers of different shapes are measured, the angle of the opposite side can be found through the infrared emitter.
As shown in fig. 2, an electronic vernier caliper 26 for measuring the side length is arranged on the positioning rod 1, the electronic vernier caliper 26 is fixed at the left end of the sleeve for fixed measurement, a movable measuring claw of the electronic vernier caliper 26 is fixed on the positioning sleeve 4, a display 27 is arranged at the upper end of the infrared emitter 9, the display 27 is used for displaying the side length of half the length, and the infrared emitter 9 moves to a corresponding distance according to the distance displayed by the display and the scale.
Example two:
as shown in fig. 11, the upper end of the telescopic rod 3 is provided with scales 11, and the side length can be judged through the length of the sleeve and the extending distance of the telescopic rod, so that the position of the middle point is judged, and the infrared emitter is convenient to move.
In the description of the present invention, it should be noted that the terms "left", "right", "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be mechanically or electrically connected, directly or indirectly through intervening media, or 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.
Claims (10)
1. The eccentric measuring tool for the iron tower foundation is characterized by comprising four positioning rods (1) matched with the side faces of a tower footing, wherein the four positioning rods (1) correspond to the four side faces of the tower footing respectively, the four positioning rods (1) form a square frame structure, each positioning rod (1) comprises a sleeve (2) and a telescopic rod (3), the sleeves (2) are in sliding connection with the telescopic rods (3), a guide rail (6) is arranged at the lower end of each sleeve (2), a first sliding groove (7) is arranged at the lower end of each telescopic rod (3), the guide rail (6) is matched with the first sliding groove (7), rollers (8) are arranged on the guide rails (6), the rollers (8) are provided with a plurality of rollers (8), the rollers (8) are uniformly arranged along the direction of the guide rail (6), the axes of the rollers (8) are vertical, and a positioning sleeve (4) is arranged at one end, away from the telescopic rod, the utility model discloses a telescopic link (3) outside one end cooperation of position sleeve (4) and adjacent locating lever (1), be equipped with set screw (5) that are used for locking position sleeve (4) and telescopic link (3) on position sleeve (4), be equipped with positioning mechanism between sleeve (2) tip and telescopic link (3) inboard one end, be equipped with infrared transmitter (9) on sleeve (2), sliding connection between infrared transmitter (9) and sleeve (2), sleeve (2) upper end is equipped with scale (11), be equipped with line wheel (10) on position sleeve (4).
2. The tool for measuring eccentricity of an iron tower foundation as claimed in claim 1, wherein the sleeve (2) is open on both sides.
3. The tool for measuring the eccentricity of the iron tower foundation according to claim 1, wherein a first positioning block (12) is arranged at the upper end of the sleeve (2), a second sliding groove (13) is arranged at the upper end of the telescopic rod (3), and the first positioning block (12) is matched with the second sliding groove (13).
4. The tool for measuring eccentricity of an iron tower foundation according to claim 1, wherein the positioning mechanism comprises a rotating shaft (14), first locating piece (15) and second locating piece (16), pivot (14) pass sleeve (2) and with sleeve (2) between rotate and be connected, sliding connection between first locating piece (15) and second locating piece (16) all and sleeve (2), pivot (14) lower extreme is equipped with gear (17), first locating piece (15) and second locating piece (16) inboard all are equipped with rack (18), gear (17) and rack (18) cooperation, first locating piece (15) outside one end and second locating piece (16) inboard one end all are equipped with reference column (21), the position that corresponds with reference column (21) is equipped with locating hole (22) on telescopic link (3), reference column (21) and locating hole (22) cooperation.
5. The tool for measuring eccentricity of an iron tower foundation according to claim 4, wherein a baffle (19) is arranged on the rotating shaft (14), the baffle (19) is matched with the sleeve (2), guide grooves (20) are formed in positions, corresponding to the first positioning block (15) and the second positioning block (16), in the sleeve (2), and the first positioning block (15) and the second positioning block (16) are in sliding connection with the corresponding guide grooves (20).
6. The tool for measuring the eccentricity of the iron tower foundation according to claim 1, wherein a second positioning block (23) is arranged at the upper end of the positioning sleeve (4), the second positioning block (23) is matched with the second sliding groove (13), a sleeve (24) is arranged in the second sliding groove (13), internal threads are arranged in the sleeve (24), and the positioning screw (5) penetrates through the sleeve (24) and is in threaded connection with the sleeve (24).
7. The tool for measuring eccentricity of an iron tower foundation according to claim 1, wherein the sleeve (2) is provided with a slideway (25), and the infrared emitter (9) is matched with the slideway (25).
8. The tool for measuring eccentricity of an iron tower foundation according to claim 7, wherein a sliding block is arranged at the lower end of the infrared emitter (9), the infrared emitter (9) is rotatably connected with the sliding block, a positioning screw for fixing the rotation angle of the infrared emitter (9) is arranged between the infrared emitter (9) and the sliding block, and the sliding block is matched with the slide way (25).
9. The tool for measuring the eccentricity of the iron tower foundation according to claim 1, wherein an electronic vernier caliper (26) for measuring the side length is arranged on the positioning rod (1), a display (27) is arranged at the upper end of the infrared emitter (9), and the infrared emitter (9) moves to a corresponding distance according to the scale according to the distance displayed by the display.
10. The tool for measuring the eccentricity of the iron tower foundation according to claim 7, wherein the upper ends of the telescopic rods (3) are provided with scales (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011305753.5A CN112504091B (en) | 2021-01-19 | 2021-01-19 | Iron tower foundation eccentric measuring tool |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011305753.5A CN112504091B (en) | 2021-01-19 | 2021-01-19 | Iron tower foundation eccentric measuring tool |
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| CN112504091A true CN112504091A (en) | 2021-03-16 |
| CN112504091B CN112504091B (en) | 2023-04-28 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114136189A (en) * | 2021-11-29 | 2022-03-04 | 广东电网有限责任公司 | Overhead transmission line iron tower basis eccentric measuring device |
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