CN110617782A - Verticality tester for power transmission pole - Google Patents
Verticality tester for power transmission pole Download PDFInfo
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- CN110617782A CN110617782A CN201910961130.4A CN201910961130A CN110617782A CN 110617782 A CN110617782 A CN 110617782A CN 201910961130 A CN201910961130 A CN 201910961130A CN 110617782 A CN110617782 A CN 110617782A
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- power transmission
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- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 3
- 230000006872 improvement Effects 0.000 description 8
- 238000010276 construction Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 210000001367 artery Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
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- 230000014509 gene expression Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
Classifications
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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
- G01B11/26—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
- G01C9/18—Measuring inclination, e.g. by clinometers, by levels by using liquids
- G01C9/24—Measuring inclination, e.g. by clinometers, by levels by using liquids in closed containers partially filled with liquid so as to leave a gas bubble
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
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Abstract
The invention discloses a perpendicularity tester for a power transmission line pole, which comprises a first component and a second component which are matched with each other; the first assembly and the second assembly are sleeved on the outer side part of the power transmission pole at intervals; the first assembly comprises a first ring sleeve fixed on the power transmission pole in a surrounding mode, a bubble level and a light emitter fixed on the end face of the first ring sleeve; the second assembly includes a second collar for encircling the power transmission pole, a bubble level, and a second dial disposed on an end face of the second collar opposite the light emitter. The invention can measure the skew direction of the transmission line pole, and can adjust the pole in time in the pole planting process of the transmission line pole, so as to keep the verticality of the pole, ensure that the bearing line is more stable, and prevent the lateral falling problem of the transmission line pole; the accumulated error of the power transmission line is reduced when the long-distance power transmission line is erected, the side tension of the power transmission line is reduced, the use amount of the power transmission line is reduced, and the stability of a power grid line is improved.
Description
Technical Field
The invention relates to the technical field of power grid construction, in particular to a verticality tester for a power transmission line pole.
Background
Electric power is an energy source using electric energy as power. The primary energy in the nature is converted into electric power by a mechanical energy device, and then the electric power is supplied to each user through power transmission, power transformation and power distribution. The transmission of electric energy, transformation, distribution and utilization of electricity together form the whole function of the electric power system. By transmitting electricity, power plants and load centers which are far apart (up to thousands of kilometers) are connected, so that the development and utilization of electric energy exceed the regional limit. Compared with the transmission of other energy sources (such as coal transmission, oil transmission and the like), the transmission of electricity has the advantages of small loss, high benefit, flexibility, convenience, easy regulation and control and less environmental pollution; the power transmission can also connect power plants at different places to realize peak-valley regulation. Transmission is an important embodiment of the superiority of electric energy utilization, and is an important energy artery in modern society.
At present, the overhead erection of power transmission lines by iron towers, electric poles and the like in the construction of power grids is a main power transmission mode, and the power transmission lines need to keep verticality in construction engineering, so that firstly, the problems of line deflection, high electric pole verticality, more stable bearing and capability of preventing the power transmission lines from falling sideways are avoided; on the other hand, the side tension of the power transmission line can be reduced, the use amount of the line length is reduced, and the stability of the power grid line is improved. However, at present, transmission poles with certain inclination are used, namely cones with thick lower ends and thin upper ends are used, a special tool for testing the perpendicularity of the transmission poles is not provided, the perpendicularity is judged only by constructors, and the erection error accumulation of long-distance transmission lines is more serious.
Therefore, it is highly desirable to provide a verticality tester for power transmission poles, which solves the above problems.
Disclosure of Invention
The invention aims to provide a verticality tester for a power transmission line pole, which has the characteristics of convenience in use and accuracy in measurement.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a perpendicularity tester for a power transmission pole comprises a first component and a second component which are matched with each other;
the first assembly and the second assembly are sleeved on the outer side part of the power transmission pole at intervals;
the first assembly comprises a first ring sleeve for surrounding and fixing on the power transmission pole, a bubble level gauge fixed on the side part of the first ring sleeve and a light emitter fixed on the end surface of the first ring sleeve;
the second assembly includes a second collar for surrounding the power transmission pole, a bubble level fixed to a side of the second collar, and a second dial provided on an end face of the second collar opposite the light emitter;
the ring width of the second sleeve ring is not less than that of the first sleeve ring.
As a further development of the invention, the number of light emitters is four, and the light emitters are arranged in a circumferential array on the first collar end face.
As a further improvement of the invention, two opposite first connecting seats are fixed on the outer side of the first lantern ring, opposite first through holes are formed in the two first connecting seats, and a first fastening bolt penetrates through the two first through holes to fasten the first lantern ring on the power transmission pole;
the outside of the second lantern ring is fixed with two relative second connecting seats, has seted up relative second through-hole on two second connecting seats, runs through two second through-holes by second fastening bolt and fastens the second lantern ring on the transmission pole.
As a further improvement of the present invention, the first assembly further comprises a first dial provided on the first collar for measuring a distance from the light emitter to an outside of the power transmission pole; a first circular scale reference line is arranged on the end face of the first assembly, and the centers of the four light ray emitters are all arranged on the first scale reference line.
As a further improvement of the invention, the second dial is provided with four corresponding light emitters for measuring the distance between the light and the power transmission pole respectively; the second assembly further comprises a second scale reference line which is arranged on the end face of the second lantern ring and is circular, and the second scale reference line is intersected with the same scale values of the four second scales.
As a further improvement of the invention, the bubble level is provided with a reference interval line for judging the horizontal position of the bubble and a central line positioned at the center of the bubble level.
As a further improvement of the invention, an emitter switch for controlling the light emitter is arranged outside the first loop.
As a further improvement of the present invention, the light emitter employs an infrared light or laser emitter.
As a further improvement of the invention, a groove is arranged on the end face of the first ring sleeve, the light emitter is arranged in the groove, and a transparent scratch-proof glass plate is covered on the groove.
As a further improvement of the invention, the first ring sleeve is provided with four through grooves for mounting the light emitter, the lower part of the periphery of the first ring sleeve is provided with an annular boss, and an emitter base clamping sleeve for fixing the light emitter is connected on the annular boss.
Compared with the prior art, the invention has the following beneficial effects:
the invention has the characteristics of simple structure, convenient operation and reliability, can measure the skew direction of the power transmission line pole, can adjust the power transmission line pole in time in the pole planting process of the power transmission line pole, keeps the verticality of the power pole, has more stable bearing line and can prevent the side falling problem of the power transmission line pole; the accumulated error of the power transmission line is reduced when the long-distance power transmission line is erected, the side tension of the power transmission line is reduced, the use amount of the power transmission line is reduced, and the stability of a power grid line is improved.
Drawings
FIG. 1 is a side view schematic of a first assembly of the present invention;
FIG. 2 is a side view of a second assembly of the present invention;
FIG. 3 is a schematic view of a first assembly of the present invention;
FIG. 4 is a schematic top view of a second assembly of the present invention;
FIG. 5 is a schematic structural view of a first state of use of the present invention;
FIG. 6 is a schematic structural view of a second use state of the present invention;
FIG. 7 is a schematic structural diagram of a first assembly embodiment of the present invention;
FIG. 8 is a schematic structural view of a second embodiment of the first assembly of the present invention;
fig. 9 is a schematic structural diagram of a third assembly embodiment of the present invention.
In the drawings, there is shown in the drawings,
10 first assembly, 11 first collar, 12 first dial, 13 first connection mount, 14 first through hole, 15 light emitter, 16 bubble level, 17 reference zone line, 18 center line, 19 emitter switch, 20 second assembly, 21 second collar, 22 second dial, 23 second connection mount, 24 second through hole, 25 second scale reference line, 26 second fastening bolt, 27 second cleat, 31 first cleat, 32 first scale reference line, 33 first fastening bolt, 34 groove, 35 through groove, 36 boss, 37 emitter base, 41 power transmission pole.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the application, its application, or uses. 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 application.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
The relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting.
Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
In the description of the present application, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Example one
As shown in figures 1-7;
a perpendicularity tester for a power transmission pole comprises a first assembly 10 and a second assembly 20 which are matched with each other;
the first assembly 10 and the second assembly 20 are sleeved on the outer side part of the transmission pole 41 at intervals;
the first assembly 10 includes a first collar 11 for surrounding and fixing to the power transmission pole 41, a bubble level 16 fixed to the side of the first collar 11, and a light emitter 15 fixed to the end surface of the first collar 11;
the second assembly 20 includes a second collar 21 for surrounding the power transmission pole 41, a bubble level 16 fixed to a side of the second collar 21, and a second scale 22 provided on an end surface of the second collar 21 opposite to the light emitter 15;
the loop width of the second loop 21 is not less than the loop width of the first loop 11.
Further, the number of the light emitters 15 is four, and a circumferential array thereof is fixed on the end face of the first ring sleeve 11.
Further, two opposite first connecting seats 13 are fixed on the outer side of the first lantern ring 11, opposite first through holes 14 are formed in the two first connecting seats 13, and the first lantern ring 11 is fastened on the power transmission pole 41 by penetrating through the two first through holes 14 through first fastening bolts 33;
two opposite second connecting seats 23 are fixed on the outer sides of the second lantern rings 21, opposite second through holes 24 are formed in the two second connecting seats 23, and second fastening bolts 26 penetrate through the two second through holes 24 to fasten the second lantern rings 21 on the power transmission pole 41.
Further, the first assembly 10 further includes a first dial 12 provided on the first collar 11 for measuring a distance between the light emitter 15 and an outside of the power transmission pole 41; a circular first scale reference line 32 is arranged on the end face of the first component 10, and the centers of the four light emitters 15 are all arranged on the first scale reference line 32.
Further, the second scale 22 is provided with four corresponding to the light ray emitter 15, and is used for measuring the distance between the light ray and the power transmission pole 41; the second assembly 20 further comprises a second scale reference line 25 which is arranged on the end face of the second lantern ring 21 and is provided with a circular shape, and the second scale reference line 25 intersects with the same scale values of the four second scale plates 22.
Further, the bubble level 16 is provided with a reference section line 17 for determining the level of the bubbles and a center line 18 at the center of the bubble level 16.
Further, an emitter switch 19 for controlling the light emitter 15 is provided outside the first ring housing 11.
Further, the light emitter 15 is an infrared light or laser emitter.
Example two
As shown in figures 1-6 and 8;
a perpendicularity tester for a power transmission pole comprises a first assembly 10 and a second assembly 20 which are matched with each other;
the first assembly 10 and the second assembly 20 are sleeved on the outer side part of the transmission pole 41 at intervals;
the first assembly 10 includes a first collar 11 for surrounding and fixing to the power transmission pole 41, a bubble level 16 fixed to the side of the first collar 11, and a light emitter 15 fixed to the end surface of the first collar 11;
the second assembly 20 includes a second collar 21 for surrounding the power transmission pole 41, a bubble level 16 fixed to a side of the second collar 21, and a second scale 22 provided on an end surface of the second collar 21 opposite to the light emitter 15;
the loop width of the second loop 21 is not less than the loop width of the first loop 11.
Further, the number of the light emitters 15 is four, and the light emitters are circumferentially arrayed on the end face of the first ring sleeve 11.
Further, two opposite first connecting seats 13 are fixed on the outer side of the first lantern ring 11, opposite first through holes 14 are formed in the two first connecting seats 13, and the first lantern ring 11 is fastened on the power transmission pole 41 by penetrating through the two first through holes 14 through first fastening bolts 33;
two opposite second connecting seats 23 are fixed on the outer sides of the second lantern rings 21, opposite second through holes 24 are formed in the two second connecting seats 23, and second fastening bolts 26 penetrate through the two second through holes 24 to fasten the second lantern rings 21 on the power transmission pole 41.
Further, the first assembly 10 further includes a first dial 12 provided on the first collar 11 for measuring a distance between the light emitter 15 and an outside of the power transmission pole 41; a circular first scale reference line 32 is arranged on the end face of the first component 10, and the centers of the four light emitters 15 are all arranged on the first scale reference line 32.
Further, the second scale 22 is provided with four corresponding to the light ray emitter 15, and is used for measuring the distance between the light ray and the power transmission pole 41; the second assembly 20 further comprises a second scale reference line 25 which is arranged on the end face of the second lantern ring 21 and is provided with a circular shape, and the second scale reference line 25 intersects with the same scale values of the four second scale plates 22.
Further, the bubble level 16 is provided with a reference section line 17 for determining the level of the bubbles and a center line 18 at the center of the bubble level 16.
Further, an emitter switch 19 for controlling the light emitter 15 is provided outside the first ring housing 11.
Further, the light emitter 15 is an infrared light or laser emitter.
Furthermore, a groove 34 is formed in the end face of the first ring sleeve 11, the light emitter 15 is installed in the groove 34, and a transparent scratch-proof glass plate covers the groove 34.
EXAMPLE III
As shown in figures 1-6 and 9;
a perpendicularity tester for a power transmission pole comprises a first assembly 10 and a second assembly 20 which are matched with each other;
the first assembly 10 and the second assembly 20 are sleeved on the outer side part of the transmission pole 41 at intervals;
the first assembly 10 includes a first collar 11 for surrounding and fixing to the power transmission pole 41, a bubble level 16 fixed to the side of the first collar 11, and a light emitter 15 fixed to the end surface of the first collar 11;
the second assembly 20 includes a second collar 21 for surrounding the power transmission pole 41, a bubble level 16 fixed to a side of the second collar 21, and a second scale 22 provided on an end surface of the second collar 21 opposite to the light emitter 15;
the loop width of the second loop 21 is not less than the loop width of the first loop 11.
Further, the number of the light emitters 15 is four, and the light emitters are circumferentially arrayed on the end face of the first ring sleeve 11.
Further, two opposite first connecting seats 13 are fixed on the outer side of the first lantern ring 11, opposite first through holes 14 are formed in the two first connecting seats 13, and the first lantern ring 11 is fastened on the power transmission pole 41 by penetrating through the two first through holes 14 through first fastening bolts 33;
two opposite second connecting seats 23 are fixed on the outer sides of the second lantern rings 21, opposite second through holes 24 are formed in the two second connecting seats 23, and second fastening bolts 26 penetrate through the two second through holes 24 to fasten the second lantern rings 21 on the power transmission pole 41.
Further, the first assembly 10 further includes a first dial 12 provided on the first collar 11 for measuring a distance between the light emitter 15 and an outside of the power transmission pole 41; a circular first scale reference line 32 is arranged on the end face of the first component 10, and the centers of the four light emitters 15 are all arranged on the first scale reference line 32.
Further, the second scale 22 is provided with four corresponding to the light ray emitter 15, and is used for measuring the distance between the light ray and the power transmission pole 41; the second assembly 20 further comprises a second scale reference line 25 which is arranged on the end face of the second lantern ring 21 and is provided with a circular shape, and the second scale reference line 25 intersects with the same scale values of the four second scale plates 22.
Further, the bubble level 16 is provided with a reference section line 17 for determining the level of the bubbles and a center line 18 at the center of the bubble level 16.
Further, an emitter switch 19 for controlling the light emitter 15 is provided outside the first ring housing 11.
Further, the light emitter 15 is an infrared light or laser emitter.
Further, the first ring sleeve 11 is provided with four through grooves 35 for mounting the light emitter 15, the lower portion of the periphery of the first ring sleeve 11 is provided with an annular boss 36, and an emitter base 37 for fixing the light emitter 15 is connected to the annular boss 36 in a clamping manner.
In the first, second, and third embodiments, the method for testing the perpendicularity of the power transmission pole receives light rays through the second ring sleeve 21 relative to the end faces of the four light ray transmitters 15, and by observing whether the values of the light rays on the second scale 22 are equal, if the values are equal, the power transmission pole 41 is in a vertical state, if the difference between the values is small, the deviation of the perpendicularity of the power transmission pole 41 is small, and if the difference between the values is large, the deviation of the perpendicularity of the power transmission pole 41 is large, the power transmission pole 41 is inclined, and the deviation azimuth is judged to be adjusted.
The invention has the characteristics of simple structure, convenient operation and reliability, can measure the skew direction of the power transmission line pole, can adjust the power transmission line pole in time in the pole planting process of the power transmission line pole, keeps the verticality of the power pole, has more stable bearing line and can prevent the side falling problem of the power transmission line pole; the accumulated error of the power transmission line is reduced when the long-distance power transmission line is erected, the side tension of the power transmission line is reduced, the use amount of the power transmission line is reduced, and the stability of a power grid line is improved.
The foregoing examples, while indicating preferred embodiments of the invention, are given by way of illustration and description, but are not intended to limit the invention solely thereto; it is specifically noted that those skilled in the art or others will be able to make local modifications within the system and to make modifications, changes, etc. between subsystems without departing from the structure of the present invention, and all such modifications, changes, etc. fall within the scope of the present invention.
Claims (10)
1. The utility model provides a transmission pole straightness tester that hangs down which characterized in that: comprises a first component (10) and a second component (20) which are matched;
the first assembly (10) and the second assembly (20) are sleeved on the outer side part of the power transmission pole (41) at intervals;
the first assembly (10) comprises a first ring (11) for surrounding and fixing on the power transmission pole (41), a bubble level (16) fixed on the side of the first ring (11), and a light emitter (15) fixed on the end face of the first ring (11);
the second assembly (20) comprises a second collar (21) for surrounding and fixing on the power transmission pole (41), a bubble level (16) fixed on the side of the second collar (21), and a second dial (22) arranged on the end face of the second collar (21) opposite to the light emitter (15);
the loop width of the second loop (21) is not less than the loop width of the first loop (11).
2. The verticality tester for the transmission line pole according to claim 1, is characterized in that: the number of the light emitters (15) is four, and the light emitters are circumferentially arrayed on the end face of the first ring sleeve (11).
3. The verticality tester for the transmission line pole according to claim 2, is characterized in that: two opposite first connecting seats (13) are fixed on the outer side of the first lantern ring (11), opposite first through holes (14) are formed in the two first connecting seats (13), and a first fastening bolt (33) penetrates through the two first through holes (14) to fasten the first lantern ring (11) on the power transmission pole (41);
two opposite second connecting seats (23) are fixed on the outer side of the second lantern ring (21), opposite second through holes (24) are formed in the two second connecting seats (23), and a second fastening bolt (26) penetrates through the two second through holes (24) to fasten the second lantern ring (21) on the power transmission pole (41).
4. The power transmission pole verticality tester according to claim 3, wherein: the first assembly (10) further comprises a first dial (12) disposed on the first collar (11) for measuring the distance of the light emitter (15) from the outside of the power transmission pole (41); a first circular scale reference line (32) is arranged on the end face of the first assembly (10), and the centers of the four light ray emitters (15) are all arranged on the first scale reference line (32).
5. The power transmission pole verticality tester according to claim 4, wherein: the second dial (22) is provided with four corresponding light emitters (15) and is used for measuring the distance between light and the power transmission pole (41); the second assembly (20) further comprises a second scale reference line (25) which is arranged on the end face of the second lantern ring (21) and is circular, and the second scale reference line (25) is intersected with the same scale values of the four second scale discs (22).
6. The verticality tester for the transmission line pole according to claim 5, is characterized in that: the bubble level ruler (16) is provided with a reference interval line (17) for judging the horizontal position of the bubble and a central line (18) positioned at the center of the bubble level ruler (16).
7. The verticality tester for the transmission line pole according to any one of claims 1 to 6, wherein: an emitter switch (19) for controlling the light emitter (15) is arranged on the outer side of the first ring sleeve (11).
8. The verticality tester for the transmission line pole according to claim 7, is characterized in that: the light emitter (15) adopts an infrared light or laser emitter.
9. The verticality tester for the transmission line pole according to claim 7, is characterized in that: a groove (34) is formed in the end face of the first ring sleeve (11), the light emitter (15) is installed in the groove (34), and a transparent anti-scratch glass plate covers the groove (34).
10. The verticality tester for the transmission line pole according to claim 7, is characterized in that: the light emitter is characterized in that the first ring sleeve (11) is provided with four through grooves (35) used for installing the light emitter (15), the lower portion of the periphery of the first ring sleeve (11) is provided with an annular boss (36), and an emitter base (37) used for fixing the light emitter (15) is connected to the annular boss (36) in a clamping and sleeving manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910961130.4A CN110617782A (en) | 2019-10-11 | 2019-10-11 | Verticality tester for power transmission pole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910961130.4A CN110617782A (en) | 2019-10-11 | 2019-10-11 | Verticality tester for power transmission pole |
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| Publication Number | Publication Date |
|---|---|
| CN110617782A true CN110617782A (en) | 2019-12-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910961130.4A Pending CN110617782A (en) | 2019-10-11 | 2019-10-11 | Verticality tester for power transmission pole |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112729077A (en) * | 2020-12-10 | 2021-04-30 | 中建八局第一建设有限公司 | Tower crane perpendicularity real-time monitor |
| CN114718366A (en) * | 2022-05-13 | 2022-07-08 | 国网江苏省电力有限公司泰州供电分公司 | Telegraph pole or tower |
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| CN103398706A (en) * | 2013-07-26 | 2013-11-20 | 国家电网公司 | Concrete pole straightening assisting device |
| CN104048624A (en) * | 2014-07-04 | 2014-09-17 | 中国二十二冶集团有限公司 | Scaffold perpendicularity laser detection device and method |
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