CN211977809U - Transmission line strain clamp steel anchor concentricity measuring tool - Google Patents
Transmission line strain clamp steel anchor concentricity measuring tool Download PDFInfo
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- CN211977809U CN211977809U CN201922459038.6U CN201922459038U CN211977809U CN 211977809 U CN211977809 U CN 211977809U CN 201922459038 U CN201922459038 U CN 201922459038U CN 211977809 U CN211977809 U CN 211977809U
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- positioning seat
- transmission line
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Abstract
A measuring tool for concentricity of a tension-resistant wire clamp steel anchor of a power transmission line belongs to the technical field of tension-resistant wire clamp steel anchor detection. The utility model comprises a checking platform, a bracket and a measuring frame which are arranged on the checking platform, wherein the bracket comprises a vertical plate, a chuck which is rotationally connected on the vertical plate, and a rotating rod which is connected with the chuck; the measuring frame comprises a positioning seat, a vertical rod arranged above the positioning seat, a horizontal rod connected with the vertical rod through a first fastening device, and a dial indicator connected with the horizontal rod through a second fastening device; the positioning seat comprises a magnet, magnetic conduction shells oppositely arranged on the two sides outside the magnet, a magnetic isolation plate arranged between the two magnetic conduction shells, and a rotary switch arranged on one side of the magnet, and the inspection bench is a magnetizer. The utility model discloses simple structure, convenient to use can effectively ensure the stability of percentage table to guarantee measuring result's accuracy.
Description
Technical Field
The utility model relates to a strain clamp steel anchor detects technical field, especially relates to a transmission line strain clamp steel anchor concentricity measuring tool.
Background
The strain clamp can realize the drainage of the overhead transmission line in work and can fix the overhead transmission line and the strain insulator, and the strain clamp comprises a strain clamp body, a steel anchor, a drainage plate and a drainage clamp. The strain clamp drains the overhead transmission line by sleeving the overhead transmission line into the strain clamp body and connecting a lead by the drainage clamp; wherein drainage plate fixed connection is on strain clamp body, and the drainage fastener is connected on the drainage plate.
The concentricity of the steel anchor directly influences the stability of connection between the steel anchor and the tension clamp body, so that the concentricity of the tension clamp steel anchor must be measured before the tension clamp steel anchor leaves a factory.
At present, a plurality of devices for measuring the concentricity of tubular objects exist, for example, a Chinese utility model patent with the patent number ZL201420120726.4 discloses a concentricity measuring device which comprises a base, a vertical bracket, a horizontal bracket, a dial indicator and a clamping piece; the bottom end of the vertical support is fixed on the base, and a clamping piece track is arranged on the vertical support; the clamping piece is arranged on the clamping piece track, can move up and down along the track and is fixed by a nut; one end of the horizontal bracket is fixed with a dial indicator which is positioned right above the base, and a pointer of the dial indicator and the central axis of the clamping piece are positioned on the same plane and are vertical; the horizontal bracket is provided with a moving track, the top end of the vertical bracket is assembled in the moving track and fixed by a nut, and the horizontal bracket can horizontally move along the moving track.
However, the measuring device supports the clamping piece and the dial indicator through the same vertical support, when the workpiece rotates on the clamping piece, shaking may occur and be transmitted to the dial indicator, and accuracy of a measuring result is affected.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that above-mentioned prior art exists, provide a transmission line strain clamp steel anchor concentricity measuring tool, its stability that can effectively ensure the percentage table to guarantee measuring result's accuracy.
The utility model aims at realizing through the following technical scheme:
a tool for measuring concentricity of a tension-resistant wire clamp steel anchor of a power transmission line comprises an inspection bench, a bracket and a measuring frame, wherein the bracket and the measuring frame are arranged on the inspection bench; the measuring frame comprises a positioning seat, a vertical rod arranged above the positioning seat, a horizontal rod connected with the vertical rod through a first fastening device, and a dial indicator connected with the horizontal rod through a second fastening device; the positioning seat comprises a magnet, magnetic conduction shells oppositely arranged on the two sides outside the magnet, a magnetic isolation plate arranged between the two magnetic conduction shells, and a rotary switch arranged on one side of the magnet, and the inspection bench is a magnetizer.
The utility model discloses a on locating different support piece with chuck and percentage table branch, the shake when having avoided rotating the work piece influences the accurate measurement of percentage table. In addition, the movability of the positioning seat improves the adjustability of the position of the dial indicator, thereby improving the application range of the whole device. Meanwhile, the positioning seat is positioned in a magnetic adsorption mode, so that the movable adjusting operation is more convenient on the premise of ensuring enough positioning stability, and fixing parts such as bolts are not needed. The principle of the positioning seat is as follows: when the magnet rotates to the upper side and the lower side of the two poles, namely half of the two poles are positioned in the two opposite magnetic conduction shells, the two magnetic conduction shells cannot be magnetized into mutually attracted polarities, and the positioning seat can be easily moved; when the magnet rotates to the two poles of the earth and is in the right and left sides, namely the two poles of the earth are respectively in the two magnetic conduction shells, the two magnetic conduction shells are magnetized to different polarities, and a closed magnetic line of force is formed through the inspection bench, so that the two magnetic conduction shells and the inspection bench are attracted, and the positioning seat is stably positioned.
As the utility model discloses it is preferred, first fastener and second fastener all include staple bolt and fastening bolt. The structure is convenient to adjust and reliable in locking.
As the utility model discloses it is preferred, the checkout stand avris is equipped with a plurality of standard components and places the hole. The standard component placing holes are used for placing standard components with different specifications, so that the positions of the dial indicators can be adjusted through the corresponding standard components before batch inspection is carried out.
Preferably, the rotating rod is provided with friction lines. The steel anchor is ensured to rotate along with the rotating rod, and the measuring reliability is ensured.
As the utility model discloses it is preferred, the bull stick has the many that the specification is different. So as to be suitable for the measurement work of steel anchors with different specifications.
As the utility model discloses it is preferred, be equipped with the base on the checkout stand, the riser weld in on the base, the base passes through bolted connection the checkout stand. The structure is more convenient for the transfer use of the measuring device, and the measuring device can be installed only by processing the bedplate with screw holes, thereby improving the flexibility.
The utility model has the advantages that: simple structure, convenient to use can effectively ensure the stability of percentage table when measuring simultaneously to guarantee measuring result's accuracy.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the internal structure of the positioning seat.
1-inspection bench; 21-standing a plate; 22-a chuck; 23-a rotating rod; 31-positioning seat; 32-vertical bar; 33-a first fastening means; 34-a horizontal bar; 36-a second fastening means; 35-dial indicator; 311-a magnet; 312-a magnetically permeable housing; 313-a magnetic shield; 314-a rotary switch; 4-standard component.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
A tool for measuring concentricity of a tension-resistant wire clamp steel anchor of a power transmission line comprises an inspection bench 1, a support and a measuring frame, wherein the support and the measuring frame are arranged on the inspection bench 1, the support comprises a vertical plate 21, a chuck 22 rotationally connected to the vertical plate 21, and a rotating rod 23 connected with the chuck 22; the measuring frame comprises a positioning seat 31, a vertical rod 32 arranged above the positioning seat 31, a horizontal rod 34 connected with the vertical rod 32 through a first fastening device 33, and a dial indicator 35 connected with the horizontal rod 34 through a second fastening device 36; the positioning seat 31 includes a magnet 311, magnetic conductive shells 312 oppositely disposed at two sides of the magnet 311, a magnetic isolation plate 313 disposed between the two magnetic conductive shells 312, and a rotary switch 314 disposed at one side of the magnet 311, and the inspection platform 1 is a magnetizer.
The tool avoids the shaking of the rotating workpiece to influence the accurate measurement of the dial indicator by arranging the chuck and the dial indicator on different supporting pieces. In addition, the movability of the positioning seat improves the adjustability of the position of the dial indicator, thereby improving the application range of the whole device. Meanwhile, the positioning seat is positioned in a magnetic adsorption mode, so that the movable adjusting operation is more convenient on the premise of ensuring enough positioning stability, and fixing parts such as bolts are not needed. The principle of the positioning seat is as follows: when the magnet rotates to the upper side and the lower side of the two poles, namely half of the two poles are positioned in the two opposite magnetic conduction shells, the two magnetic conduction shells cannot be magnetized into mutually attracted polarities, and the positioning seat can be easily moved; when the magnet rotates to the two poles of the earth and is in the right and left sides, namely the two poles of the earth are respectively in the two magnetic conduction shells, the two magnetic conduction shells are magnetized to different polarities, and a closed magnetic line of force is formed through the inspection bench, so that the two magnetic conduction shells and the inspection bench are attracted, and the positioning seat is stably positioned.
Specifically, the first fastening device 33 and the second fastening device 36 each include a hoop and a fastening bolt. The structure is convenient to adjust and reliable in locking. A plurality of standard component placing holes are formed in the side of the inspection bench 1. The plurality of standard component placing holes are used for placing standard components 4 with different specifications so as to adjust the position of the dial indicator through the corresponding standard components before batch inspection. The rotating rod 23 is provided with friction lines. The steel anchor is ensured to rotate along with the rotating rod, and the measuring reliability is ensured. The rotary rod 23 has a plurality of rods having different specifications. So as to be suitable for the measurement work of steel anchors with different specifications.
In addition, a base is arranged on the inspection bench 1, the vertical plate 21 is welded on the base, and the base is connected with the inspection bench 1 through bolts. The structure is more convenient for the transfer use of the measuring device, and the measuring device can be installed only by processing the bedplate with screw holes, thereby improving the flexibility.
The above description is only the specific embodiment of the preferred embodiment of the present invention, and this specific embodiment is based on the present invention, and the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (6)
1. A tool for measuring concentricity of a tension-resistant wire clamp steel anchor of a power transmission line comprises an inspection bench, a bracket and a measuring frame, wherein the bracket and the measuring frame are arranged on the inspection bench; the measuring frame comprises a positioning seat, a vertical rod arranged above the positioning seat, a horizontal rod connected with the vertical rod through a first fastening device, and a dial indicator connected with the horizontal rod through a second fastening device; the positioning seat comprises a magnet, magnetic conduction shells oppositely arranged on the two sides outside the magnet, a magnetic isolation plate arranged between the two magnetic conduction shells, and a rotary switch arranged on one side of the magnet, and the inspection bench is a magnetizer.
2. The tool of claim 1, wherein the first fastening device and the second fastening device each comprise a hoop and a fastening bolt.
3. The tool for measuring the concentricity of the tension clamp steel anchor of the power transmission line according to claim 1, wherein a plurality of standard part placing holes are formed in the side of the inspection bench.
4. The tool for measuring the concentricity of the tension clamp steel anchor of the power transmission line according to claim 1, wherein friction grains are arranged on the rotating rod.
5. The tool of claim 1, wherein the rotating rod has a plurality of different specifications.
6. The tool for measuring the concentricity of the tension clamp steel anchor of the power transmission line according to claim 1, wherein a base is arranged on the inspection bench, the vertical plate is welded on the base, and the base is connected with the inspection bench through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922459038.6U CN211977809U (en) | 2019-12-31 | 2019-12-31 | Transmission line strain clamp steel anchor concentricity measuring tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922459038.6U CN211977809U (en) | 2019-12-31 | 2019-12-31 | Transmission line strain clamp steel anchor concentricity measuring tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211977809U true CN211977809U (en) | 2020-11-20 |
Family
ID=73369631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922459038.6U Active CN211977809U (en) | 2019-12-31 | 2019-12-31 | Transmission line strain clamp steel anchor concentricity measuring tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211977809U (en) |
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2019
- 2019-12-31 CN CN201922459038.6U patent/CN211977809U/en active Active
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