CN210588050U - Tool for centering coupler - Google Patents
Tool for centering coupler Download PDFInfo
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- CN210588050U CN210588050U CN201921057286.1U CN201921057286U CN210588050U CN 210588050 U CN210588050 U CN 210588050U CN 201921057286 U CN201921057286 U CN 201921057286U CN 210588050 U CN210588050 U CN 210588050U
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- thread telescopic
- supporting plate
- tool
- telescopic rod
- thread
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Abstract
The utility model provides a frock for shaft coupling centering, including backup pad, two screw thread telescopic links, table pole, percentage table, clamp table piece and single thread telescopic link. The two supporting plates are arranged oppositely up and down. The single-thread telescopic rods are arranged in parallel and are vertically connected with the supporting plate. The two double-thread telescopic rods are oppositely arranged in parallel and penetrate through the two supporting plates up and down. The other end of the three single-thread telescopic rods, which is far away from the double-thread telescopic rods, is sequentially connected with a gauge rod, a gauge clamping block and a dial indicator. The utility model discloses simple structure improves centering efficiency, covers the rotating equipment centering of 20-500mm diameter rotor, and the commonality is high.
Description
Technical Field
The utility model belongs to the technical field of the centering of shaft coupling equipment, concretely relates to frock for shaft coupling centering.
Background
The existing nuclear power station has more coupling devices such as pumps, fans and the like, the centering quality of the existing nuclear power station is unqualified, the vibration of the devices is aggravated, the temperature of a bearing is increased, the energy consumption is increased, the service life is shortened, and the reliability of the operation of the devices is directly influenced, so that the centering quality cannot be ignored.
According to the current situation of the nuclear power station, most pumps, fans and the like are provided with a set of special centering tools provided by equipment manufacturers, different types of equipment cannot be used universally, and the learning, using and maintenance cost of special tools is high; for equipment in the nuclear island, the radiation dose is high, so that the working responsible person has high requirements on the familiarity and the operation level of a special tool, and the radiation dose risk of a maintainer can be increased after long-time working. Therefore, the universal water pump centering tool with high reliability and simple operation is urgently needed to be invented, and the problems in the prior art are solved.
Disclosure of Invention
The utility model aims at providing a frock for shaft coupling centering effectively improve equipment maintenance efficiency and success rate.
The utility model adopts the technical proposal that:
the utility model provides a frock for shaft coupling centering, includes two backup pads, two the same double thread telescopic links, three the same table pole, three the same percentage table, three the same clamp table piece and three the same single thread telescopic link. And the tool for centering the coupler is fixed on the coupler. Two backup pads comprise a backup pad and No. two backup pads. The three single-thread telescopic rods consist of a first single-thread telescopic rod, a second single-thread telescopic rod and a third single-thread telescopic rod. The first supporting plate and the second supporting plate are oppositely arranged on the upper side and the lower side of the coupler. A single thread telescopic link and No. two single thread telescopic links parallel arrangement to all be connected with the backup pad is perpendicular. The third single-thread telescopic rod is vertically connected with the second supporting plate and is arranged in parallel with the first single-thread telescopic rod. Two double thread telescopic links are arranged oppositely in parallel and penetrate through the first support plate and the second support plate from top to bottom. The other end of the first single-thread telescopic rod, the second single-thread telescopic rod and the third single-thread telescopic rod, which are far away from the double-thread telescopic rod, are sequentially connected with a gauge rod, a gauge clamping block and a dial indicator.
Further, the tool for centering the coupler is further provided with seven wing nuts.
The middle of the first supporting plate is provided with two bolt holes which are arranged in the same row, and the bolt holes are fixedly connected with the threaded ends of the first single-thread telescopic rod and the second single-thread telescopic rod through butterfly nuts respectively.
A bolt hole is formed in the middle of the second supporting plate, and the second supporting plate is fixedly connected with the threaded end of the third single-thread telescopic rod through a butterfly nut.
Furthermore, the both sides of a backup pad and No. two backup pads all establish a mounting hole. Two double thread telescopic links pass through the mounting hole of both sides respectively, utilize butterfly nut to pass a backup pad and No. two backup pads formation vertical fixed.
Wherein the material of a backup pad and No. two backup pads is iron.
The two double-thread telescopic rods are stainless steel rods capable of freely stretching.
The three single-thread telescopic rods are stainless steel rods capable of freely stretching.
The utility model discloses the beneficial effect who gains does:
1) the design is light, the weight is about 1.5-2kg, and the carrying and the use are convenient;
2) the structure is simple, the manufacture is convenient, the rigidity of the tool for centering the coupler meets the requirement of centering precision, and the three-meter centering technology is adopted, so that the axial displacement can be effectively eliminated, and the error generated in the centering process is reduced;
3) the rotating equipment covering the rotor with the diameter of 20-500mm is centered, the tool universality is high, the number of special tools in a nuclear power plant is reduced, artificial traps existing when people use different tools are avoided, and the learning, use and maintenance costs of tools and appliances of maintenance personnel are effectively reduced;
4) the centering device is simple to operate, improves centering efficiency, reduces irradiation dose of workers, and improves maintenance quality.
5) The utility model has reference significance for improving other centering tools such as various coupling devices, such as pumps, fans and the like; the double-V-shaped supporting structure can effectively improve the stability of the installation of the centering tool; the telescopic rod has strong expandability, good adaptability and high stability; the three-meter centering technology has good effect and high precision.
Drawings
FIG. 1 is a schematic structural view of a tool for centering a coupling;
FIG. 2 is a front view of the tooling for centering the coupling;
FIG. 3 is a schematic view of a dual threaded telescoping rod;
FIG. 4 is a schematic view of a single thread telescopic rod;
FIG. 5 is a schematic structural view of a wing nut;
FIG. 6 is a front view of the staff;
FIG. 7 is a side view of the stick;
FIG. 8 is a schematic diagram of a dial indicator structure;
FIG. 9 is a front view of the clamp watch block;
FIG. 10 is a top view of the clamp block.
Wherein: 1A is a backup pad, and 1B is No. two backup pads, and 2 are double thread telescopic links, and 3 are butterfly nut, and 4 are the table pole, and 5 are the percentage table, and 6 are the shaft coupling, and 7 are pressing from both sides the table piece, and 8A is a single thread telescopic link No. one, and 8B is a single thread telescopic link No. two, and 8C is a single thread telescopic link No. three.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-10, the utility model provides a frock for shaft coupling centering, including two backup pads, two the same double thread telescopic links 2, three the same table pole 4, three the same percentage table 5, three the same clamp table piece 7 and three the same single thread telescopic link. The tool for centering the coupler is fixed on the coupler 6. The two supporting plates consist of a first supporting plate 1A and a second supporting plate 1B. Three single thread telescopic link comprises No. one single thread telescopic link 8A, No. two single thread telescopic links 8B and No. three single thread telescopic links 8C. The first support plate 1A and the second support plate 1B are oppositely arranged on the upper side and the lower side of the coupler 6. A single thread telescopic link 8A and No. two single thread telescopic links 8B parallel arrangement to all be connected with a backup pad 1A is perpendicular. No. three single thread telescopic link 8C and No. two backup pad 1B are connected perpendicularly to set up with single thread telescopic link 8A parallel. Two double thread telescopic links 2 are arranged oppositely in parallel and penetrate through a first supporting plate 1A and a second supporting plate 1B from top to bottom. The other end of the first single-thread telescopic rod 8A, the second single-thread telescopic rod 8B and the third single-thread telescopic rod 8C far away from the double-thread telescopic rod 2 are sequentially connected with a gauge rod 4, a gauge clamping block 7 and a dial indicator 5.
Further, the tool for centering the coupler is further provided with seven wing nuts 3.
The middle of the first supporting plate 1A is provided with two bolt holes which are arranged in the same row, and the bolt holes are fixedly connected with the threaded ends of the first single-thread telescopic rod 8A and the second single-thread telescopic rod 8B through butterfly nuts 3 respectively.
The middle of the second supporting plate 1B is provided with a bolt hole, and the bolt hole is fixedly connected with the threaded end of the third single-thread telescopic rod 8C through a butterfly nut 3.
Furthermore, the two sides of the first supporting plate 1A and the second supporting plate 1B are respectively provided with a mounting hole. Two double thread telescopic links 2 are respectively through the mounting hole of both sides, utilize butterfly nut 3 to pass a backup pad 1A and No. two backup pads 1B and form vertical fixed.
Wherein the material of the first support plate 1A and the second support plate 1B is iron.
As shown in figure 3, the two double-thread telescopic rods are stainless steel rods which can freely stretch and retract.
As shown in fig. 4, the three single-thread telescoping rods are freely telescoping stainless steel rods.
The utility model discloses a use method does:
1) one end of the double-thread telescopic rod 2 is fixed on the first support plate 1A;
2) the second support plate 1B is connected, the length of the double-thread telescopic rod 2 is approximately determined, and the double-thread telescopic rod is screwed and fixed;
3) installing a single-thread telescopic rod, and roughly determining the length;
4) connecting the meter rod 4 with the dial indicator 5;
5) the position and the indication number of the dial indicator 5 are adjusted.
6) After the above inspection treatment is completed, centering inspection is performed in accordance with normal procedures.
Claims (7)
1. The utility model provides a frock for shaft coupling centering which characterized in that: the tool for centering the coupler is fixed on the coupler (6) and comprises two supporting plates, two identical double-thread telescopic rods (2), three identical meter rods (4), three identical dial indicators (5), three identical meter clamping blocks (7) and three identical single-thread telescopic rods, wherein the two supporting plates comprise a first supporting plate (1A) and a second supporting plate (1B), the three single-thread telescopic rods comprise a first single-thread telescopic rod (8A), a second single-thread telescopic rod (8B) and a third single-thread telescopic rod (8C), the first supporting plate (1A) and the second supporting plate (1B) are oppositely arranged on the upper side and the lower side of the coupler (6), the first single-thread telescopic rod (8A) and the second single-thread telescopic rod (8B) are arranged in parallel and are vertically connected with the first supporting plate (1A), no. three single thread telescopic link (8C) are connected with No. two backup pad (1B) are perpendicular, and with a single thread telescopic link (8A) parallel arrangement, two double thread telescopic links (2) parallel relative settings, and all run through a backup pad (1A) and No. two backup pads (1B) from top to bottom, a single thread telescopic link (8A), No. two single thread telescopic links (8B) and No. three single thread telescopic links (8C) keep away from the other end of double thread telescopic link (2) and all have connected gradually table pole (4), press from both sides table piece (7) and percentage table (5).
2. The tool for coupling centering according to claim 1, wherein: the tool for centering the coupler is further provided with seven identical butterfly nuts (3), two bolt holes in the same row are formed in the middle of the first supporting plate (1A), and the bolt holes are fixedly connected with threaded ends of the first single-thread telescopic rod (8A) and the second single-thread telescopic rod (8B) through the butterfly nuts (3).
3. The tool for coupling centering according to claim 2, wherein: a bolt hole is formed in the middle of the second supporting plate (1B), and the second supporting plate is fixedly connected with the threaded end of the third single-thread telescopic rod (8C) through a butterfly nut (3).
4. The tool for coupling centering according to claim 2, wherein: the two sides of the first supporting plate (1A) and the second supporting plate (1B) are respectively provided with a mounting hole, and the two double-thread telescopic rods (2) penetrate through the mounting holes in the two sides respectively to form vertical fixation by the aid of butterfly nuts (3) penetrating through the first supporting plate (1A) and the second supporting plate (1B).
5. The tool for coupling centering according to any one of claims 1 to 4, wherein: the first supporting plate (1A) and the second supporting plate (1B) are made of iron.
6. The tool for coupling centering according to claim 5, wherein: the two double-thread telescopic rods are stainless steel rods capable of freely stretching.
7. The tool for coupling centering according to claim 5, wherein: the three single-thread telescopic rods are stainless steel rods capable of freely stretching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921057286.1U CN210588050U (en) | 2019-07-09 | 2019-07-09 | Tool for centering coupler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921057286.1U CN210588050U (en) | 2019-07-09 | 2019-07-09 | Tool for centering coupler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210588050U true CN210588050U (en) | 2020-05-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921057286.1U Active CN210588050U (en) | 2019-07-09 | 2019-07-09 | Tool for centering coupler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210588050U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115302238A (en) * | 2022-08-27 | 2022-11-08 | 北京中海沃邦能源投资有限公司 | Compressor unit coupling centering frock |
-
2019
- 2019-07-09 CN CN201921057286.1U patent/CN210588050U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115302238A (en) * | 2022-08-27 | 2022-11-08 | 北京中海沃邦能源投资有限公司 | Compressor unit coupling centering frock |
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