CN210513117U - Pole gradient measuring tool - Google Patents
Pole gradient measuring tool Download PDFInfo
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- CN210513117U CN210513117U CN201921714352.8U CN201921714352U CN210513117U CN 210513117 U CN210513117 U CN 210513117U CN 201921714352 U CN201921714352 U CN 201921714352U CN 210513117 U CN210513117 U CN 210513117U
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- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 28
- 239000004568 cement Substances 0.000 claims abstract description 25
- 238000000034 method Methods 0.000 abstract description 13
- 238000010276 construction Methods 0.000 abstract description 10
- 238000005259 measurement Methods 0.000 abstract description 9
- 238000004364 calculation method Methods 0.000 description 4
- 229920000742 Cotton Polymers 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000012876 topography Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009933 burial Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses an electric pole inclination measuring tool, which comprises an aluminum alloy plate; the aluminum alloy plate is rectangular; a circular hook hole, an upper fan-shaped hole, a hollow cross hole and a lower fan-shaped hole are sequentially arranged on the central line of the aluminum alloy plate from top to bottom. The utility model relates to a when pole gradient measuring tool applied site operation, can the slope degree of snap judgments pole, measured process and do not receive the restriction of geographical environment and space, and the measurement of cement pole gradient is accomplished to high-efficient swiftly, practices thrift the construction number by a wide margin, reduces intensity of labour, reduces operating time and potential safety hazard. The whole device meets the requirement of high strength while being light and easy to carry, and has the advantages of reasonable and effective structural design, simple and reliable operation, and environment-friendly and efficient working power.
Description
Technical Field
The utility model belongs to the technical field of electric power tool, in particular to pole gradient measuring tool.
Background
In the process of assembling and constructing the electric pole of the distribution line, strict requirements are imposed on the inclination of the electric pole, and according to the national standard GB/T4623-2014 (annular concrete pole) and DL/T319-. So the pole inclination is reliably measured before the construction of the overhead distribution line, so that measures are taken to correct the pole inclination in time.
To this, develop dedicated portable cement pole gradient measuring tool, when the pole gradient satisfies the regulation requirement, be under construction again, can reach the target that improves work efficiency and factor of safety.
The existing method for measuring the inclination of the concrete pole comprises the following steps:
(1) plumb observation method
The cotton thread is held by hand, the heavy hammer is hung below the cotton thread, the upper end of the cotton thread is aligned with the top end of the tower, and whether the vertical line and the rod body are overlapped or not is observed, so that whether the tower is inclined or not is judged. The method cannot specifically measure the inclination angle, cannot judge the inclination range and cannot observe whether the tower is dynamically inclined or not.
(2) Crane with device indirect measuring method (manpower visual measurement)
The instrument of utilizing the measuring crane own gradient of taking on the crane to measure the cement pole, adjust the gradient of crane own to ground promptly through the instrument, then do the contrast through the gradient of range estimation and cement pole, reach the purpose of measuring the cement pole gradient, this kind of method can only measure an approximate cement pole gradient and then contrast with the standard value again, and can't measure at narrow topography.
(3) Laser instrument measuring method
Adopt laser survey gradient instrument to measure, utilize laser survey angle, the gradient of measurement pole and ground that can be accurate, but this kind of method needs itself the measuring apparatu to put in a flat place, hardly carries out the precision measurement to the gradient at narrow topography, has certain limitation.
(4) Angle ruler measurement calculation method (agricultural technology 2018 first)
Measuring basic data by using a 90-degree angle ruler and a straight steel ruler, and then calculating to obtain a numerical value of the inclination; as shown in figure 1, one side of a 90-degree angle ruler is perpendicular to the ground, a gap between the other side of the 90-degree angle ruler and the electric pole is an inclination value, the length of the end part is measured by using a straight steel ruler, the inclination can be obtained through calculation, the method needs to measure the top of the electric pole and perform subsequent calculation to obtain the inclination, and the long time-consuming operation is complex.
(5) Tower straightening instrument measuring method (patent application number: 201320768210.6)
Please refer to fig. 2, the concrete pole is measured by the device on the pole tower straightening instrument, the inclination of the concrete pole can be directly obtained, and the pole is straightened to a certain extent, but the device is more cumbersome to use, needs to be manually ascended to observe, and is time-consuming and inconvenient.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an electric pole gradient measuring tool to solve above-mentioned technical problem.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the electric pole inclination measuring tool comprises an aluminum alloy plate; the aluminum alloy plate is rectangular; a circular hook hole, an upper fan-shaped hole, a hollow cross hole and a lower fan-shaped hole are sequentially arranged on the central line of the aluminum alloy plate from top to bottom.
Further, the central point of the hollowed cross hole is located at the central point of the whole aluminum alloy plate.
Furthermore, scales are arranged on the upper fan-shaped hole and the lower fan-shaped hole.
Furthermore, the circle centers of the upper fan-shaped hole and the lower fan-shaped hole are superposed with the central point of the hollowed cross hole.
Further, the aluminum alloy plate is 250mm by 600mm rectangular, and the thickness is 2 mm.
Furthermore, the included angle between the upper fan-shaped hole and the lower fan-shaped hole is designed to be smaller than or equal to more than 8.5 degrees in the left-right inclination by taking the center of the aluminum alloy plate as a central axis.
Furthermore, an inverted triangular plate is arranged at the lower part of the aluminum alloy plate, and a round hole is formed in the center of the inverted triangular plate, close to the top end of the bottom of the inverted triangular plate; one end of the plumb rope is fixed in the round hole, and the other end of the plumb rope is fixedly connected with the plumb.
Further, when in use, the aluminum alloy plate is hung on the hoop of the tested cement electric pole through the hook; the central points of the hollowed-out cross holes are aligned with corresponding points on the surface center line of the cement electric pole 20; the aluminum alloy plate naturally droops.
Compared with the prior art, the utility model discloses following beneficial effect has: the utility model relates to a when pole gradient measuring tool applied site operation, can the slope degree of snap judgments pole, measured process and do not receive the restriction of geographical environment and space, and the measurement of cement pole gradient is accomplished to high-efficient swiftly, practices thrift the construction number by a wide margin, reduces intensity of labour, reduces operating time and potential safety hazard. The whole device meets the requirement of high strength while being light and easy to carry, and has the advantages of reasonable and effective structural design, simple and reliable operation, and environment-friendly and efficient working power.
Drawings
The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic diagram of a prior art method for measuring angle ruler calculation;
FIG. 2 is a schematic diagram of a tower straightening instrument measurement method; wherein, 1 is a telegraph pole clamp; 2 is a piston; 3 is an electric pole; 4 is a base; 5 is a bracket; 6 is a fixing bolt; 7 is a scale;
fig. 3 is a schematic structural view of embodiment 1 of the present invention;
FIG. 4 is a schematic view of the installation of a concrete pole;
FIG. 5 is a schematic view of the usage state of the present invention;
fig. 6 is a schematic structural view of embodiment 2 of the present invention.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
The following detailed description is exemplary in nature and is intended to provide further details of the invention. Unless otherwise defined, all technical terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the invention.
Example 1
Please refer to fig. 3, the utility model provides an electric pole gradient measuring tool for 15m cement electric pole carries out gradient measurement, include:
an aluminum alloy plate 10; the aluminum alloy sheet 10 had a rectangular shape of 250mm by 600mm and a thickness of 2 mm. The central line of the aluminum alloy plate 10 is provided with a circular hook hole 101, an upper sector hole 102, a hollow cross hole 103 and a lower sector hole 104 from top to bottom in sequence.
And the cross hole 103 is hollowed out and used for aligning the alignment star.
And the hook hole 101 is used for hanging the whole pole inclination measuring tool on the concrete pole through a hook during measurement.
Go up sector hole 102 and lower sector hole 104 and be used for showing the slope scale, if the gradient is within the scale that the fretwork fan-shaped was shown, then the cement pole gradient satisfies the construction standard requirement, can carry out the construction. Preferably, the sectors of the upper sector 102 and the lower sector 104 are graduated so that the degree can be read directly. The upper sector and the lower sector are used for expanding the measurement range, and the specific angle of the sector is calculated according to the national standard GB/T4623-:
referring to fig. 4, before hoisting, the inclination of the electric pole is measured by a measuring device, taking a 15-meter pole as an example, the buried depth is generally 2.5 meters:
H＝L-Lburied in
In the formula: h-height above ground of cement pole
L-total length of cement pole
LBuried in-depth of burial of cement pole
From the above formula, the height above the cement pole ground S is 12.5 m.
According to safety regulations and national standards, the maximum allowable tilt value for the operation of a concrete pole is a distance not exceeding one pole tip, 190mm for a 15 meter concrete pole.
In the formula: q-maximum inclination of the concrete pole;
s is the maximum inclination value of the concrete pole;
h-height above the ground of the cement pole;
the maximum inclination of the 15-meter cement pole is 1.52 percent according to the formula.
The maximum included angle of the central axis and the plumb line calculated by the maximum inclination is 8.5 degrees, the included angle of the upper fan-shaped hole 102 and the lower fan-shaped hole 104 is designed to use the plumb line as the central axis, the left and right inclination does not exceed 8.5 degrees, the condition that the gradient of the pole tower meets the requirement when the central line on the surface of the pole is in the hollow range can be guaranteed, and line construction can be carried out.
Example 2
The difference between this embodiment and the pole inclination measuring tool of embodiment 1 is that there is an inverted triangle 105 below the aluminum alloy plate 10, and a round hole 1050 is provided near the bottom tip of the inverted triangle 105 at the center of the inverted triangle 105; one end of the plumb line 106 is fixed in the circular hole 1050, and the other end is fixedly connected with the plumb 107. The cooperation of the triangle of falling 105 and plummet 107 is used, makes the utility model relates to a pole gradient measuring tool, when using, its center can keep absolute vertical, guarantees measuring result's accuracy.
Please refer to fig. 5, the utility model relates to an electric pole gradient measuring tool, whole simple to use is light, can use and measure at any part on the electric pole ground, and the device is as follows at specific use step:
step 1, hanging the aluminum alloy plate 10 on the hoop 21 of the cement electric pole 20 by using a hook 22, and aligning the hollow cross hole 103 on the electric pole inclination measuring tool with the surface center line of the cement electric pole 20.
And 2, allowing the pole inclination measuring tool to naturally droop, and observing the positions of the center line of the cement pole 20 in the upper fan-shaped hole 102 and the lower fan-shaped hole 104.
And 3, if the center line of the surface of the cement electric pole 20 is within the range of the upper fan-shaped hole 102 and the lower fan-shaped hole 104, the inclination of the cement electric pole 20 meets the requirement, the construction can be continued, and otherwise, the requirement of correction is not met.
The utility model relates to a pole gradient measuring tool:
1) have scale and fan-shaped fretwork part, through the contained angle that real-time observation scale and pole surface central line formed, can in time judge whether the gradient meets the demands, whether can carry out safe construction.
2) The aluminum alloy is made of high-strength aluminum alloy, corrosion resistance is realized, the size is small, and the assembly and disassembly are convenient.
3) The crane is light in weight, and can be conveniently carried to a narrow area where the crane is difficult to enter by constructors.
4) Convenient to use, whether the alright directly perceived gradient meets the requirements.
The utility model discloses whether the gradient that can be at on-the-spot rapid survey cement pole satisfies the construction condition, has practiced thrift the time that detects the gradient greatly, has practiced thrift manpower and materials simultaneously.
It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of the invention or which are equivalent to the scope of the invention are embraced by the invention.
Claims (8)
1. The electric pole inclination measuring tool is characterized by comprising an aluminum alloy plate (10); the aluminum alloy plate (10) is rectangular;
a circular hook hole (101), an upper sector hole (102), a hollow cross hole (103) and a lower sector hole (104) are sequentially arranged on the central line of the aluminum alloy plate (10) from top to bottom.
2. The pole inclination measuring tool of claim 1, wherein the center point of the hollowed cross hole (103) is located at the center point of the whole aluminum alloy plate (10).
3. The pole inclination measuring tool of claim 1, wherein the upper sector (102) and the lower sector (104) are graduated.
4. The pole inclination measuring tool according to claim 1, characterized in that the circle centers of the upper sector hole (102) and the lower sector hole (104) coincide with the center point of the hollowed cross hole (103).
5. The pole inclination measuring tool of claim 1, wherein the aluminum alloy plate (10) is 250mm x 600mm rectangular with a thickness of 2 mm.
6. The pole inclination measuring tool of claim 1, wherein the angle between the upper sector (102) and the lower sector (104) is designed to be less than or equal to 8.5 ° from side to side with the center of the aluminum alloy plate (10) as the central axis.
7. The pole inclination measuring tool of claim 1, wherein the lower portion of the aluminum alloy plate (10) is provided with an inverted triangle (105), and a circular hole (1050) is formed in the center of the inverted triangle (105) near the tip of the bottom thereof; one end of the plumb line (106) is fixed in the round hole (1050), and the other end is fixedly connected with the plumb (107).
8. The pole inclination measuring tool of claim 1, wherein in use, the aluminum alloy plate (10) is hung on the hoop of the tested cement pole through a hook; the central point of the hollowed cross hole (103) is aligned with a corresponding point on the surface midline of the cement electric pole (20); the aluminum alloy plate (10) naturally droops.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921714352.8U CN210513117U (en) | 2019-10-12 | 2019-10-12 | Pole gradient measuring tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921714352.8U CN210513117U (en) | 2019-10-12 | 2019-10-12 | Pole gradient measuring tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210513117U true CN210513117U (en) | 2020-05-12 |
Family
ID=70572672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921714352.8U Active CN210513117U (en) | 2019-10-12 | 2019-10-12 | Pole gradient measuring tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210513117U (en) |
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2019
- 2019-10-12 CN CN201921714352.8U patent/CN210513117U/en active Active
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