CN210232898U - Steam turbine rotational speed probe installation appurtenance - Google Patents
Steam turbine rotational speed probe installation appurtenance Download PDFInfo
- Publication number
- CN210232898U CN210232898U CN201920979737.0U CN201920979737U CN210232898U CN 210232898 U CN210232898 U CN 210232898U CN 201920979737 U CN201920979737 U CN 201920979737U CN 210232898 U CN210232898 U CN 210232898U
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- unable adjustment
- adjustment base
- probe
- mount pad
- upside
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Abstract
The utility model discloses a turbine rotational speed probe installation appurtenance in the technical field of mechanical dismouting, including probe mount pad, unable adjustment base and two upper fixing pieces, threaded connection has the lower nut on the rotational speed probe of probe mount pad downside, the unable adjustment base upside is equipped with fixed spanner, fixed spanner is contradicted at the unable adjustment base upside, open on the fixed spanner and have the joint groove, fixed spanner can just block the lower nut through the joint groove, open on the unable adjustment base has two lower connecting holes, the lower connecting hole is in probe mount pad direction outwards, open on the upper fixing piece has the upper connecting hole, the upper fixing piece is at the upside of probe mount pad, use connecting bolt to pass lower connecting hole and upper connecting hole in proper order and link together unable adjustment base and upper fixing piece, the nut of connecting bolt is contradicted at the unable adjustment base downside; the utility model discloses make things convenient for the installation of probe, easy dismounting.
Description
Technical Field
The utility model belongs to the technical field of mechanical dismouting, in particular to an appurtenance for installing rotational speed probe.
Background
When a rotating speed probe of a steam turbine is installed, a gap between the probe and a speed measuring gear is small, the upper part and the lower part of the rotating speed probe are respectively connected with an upper nut and a lower nut, the lower nut and the upper nut are arranged on the upper side and the lower side of a probe installation seat, when the rotating speed probe is installed, the upper nut and the lower nut need to be fastened, in the prior art, an upper spanner and a lower spanner are generally fastened respectively, and the problems existing in the prior art are solved by using a common spanner; in order to adjust the clearance value, only the loosening and fastening operations can be repeatedly carried out, and the installation is troublesome; in addition, the installation position of the rotating speed probe is positioned between the two bearing bushes, a space for using a common wrench is not provided, if only the upper fixing nut is fastened, the fixing is not tight, and the probe is loosened due to vibration after long-time operation, so that the safety production is affected.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the utility model discloses an overcome the weak point among the above-mentioned prior art, provide a turbine speed probe installation appurtenance, solve the troublesome technical problem of installation among the prior art, the utility model discloses it is convenient to install the speed probe.
The purpose of the utility model is realized like this: the utility model provides a steam turbine rotational speed probe installation appurtenance, includes probe mount pad, unable adjustment base and two and goes up the mounting, and threaded connection has lower nut on the rotational speed probe of probe mount pad downside, the unable adjustment base upside is equipped with solid fixed spanner, gu fixed spanner conflicts at the unable adjustment base upside, and it has the joint groove to open on the solid fixed spanner, and gu fixed spanner just can block the lower nut through the joint groove, gu fixed base goes up to open has two lower connecting holes, and lower connecting hole is in probe mount pad orientation outwards, it has last connecting hole to open on the mounting, goes up the upside of mounting at the probe mount pad, uses connecting bolt to pass connecting hole and last connecting hole down in proper order and links together unable adjustment base and last mounting, and connecting bolt's nut is contradicted at the unable adjustment.
In the utility model, the fixing wrench clamps the lower nut through the clamping groove, when the fixing base is moved upwards to enable the lower nut to be tightly pressed on the probe mounting seat, the two fastening nuts respectively pass through the two connecting bolts to tightly press the upper fixing piece on the upper side of the probe mounting seat, the gap between the probe and the speed measuring gear is measured, the upper nut on the rotating speed probe above the probe mounting seat is fastened, the upper nut is tightly pressed on the upper side of the probe mounting seat, and the installation of the rotating speed probe is completed; after the rotating speed probe is installed, the fastening nut is loosened, the connecting bolt is taken down, the upper fixing piece and the fixing base are taken away, and the assembly and disassembly are convenient; the utility model has the advantages of convenient installation and disassembly of the probe, solving the problem of uneven force application of the upper wrench and the lower wrench, reducing the installation workload and improving the installation efficiency; the device can be applied to the operation of installing the rotating speed probe.
In order to facilitate the positioning of the fixed wrench, the fixed base is provided with a mounting hole, the fixed wrench comprises a limiting boss abutting against the upper side of the fixed base, the lower side of the limiting boss is provided with a clamping part, and the clamping part is attached to the inner wall of the fixed base corresponding to the mounting hole through the mounting hole; in this design, spacing boss is contradicted at the unable adjustment base upside, and joint portion laminating makes things convenient for the location of joint portion at the unable adjustment base inner wall.
As the utility model discloses a further improvement, fixed spanner still includes the supporting part, is equipped with the supporting part in the joint portion of joint groove downside, and when joint portion blocked the lower nut, the lower nut was contradicted at the supporting part upside, and spacing boss, joint portion and supporting part are established as an organic wholely.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a first perspective view of the present invention.
Fig. 3 is a second perspective view of the present invention.
Fig. 4 is a three-dimensional structure diagram of the middle fixing base of the present invention.
Fig. 5 is a first three-dimensional structure diagram of the fixed wrench of the present invention.
Fig. 6 is a perspective view of the middle and upper fixing member of the present invention.
Fig. 7 is a third perspective view of the present invention.
Fig. 8 is a partial enlarged view of a portion a in fig. 7.
Fig. 9 is a second perspective view of the fixed wrench of the present invention.
The probe comprises a rotating speed probe 1, a fixing base 2, a connecting bolt 3, a fastening nut 4, a probe mounting seat 5, an upper nut 6, a fixing wrench 7, a limiting boss 701, a clamping portion 702, a supporting portion 703, a lower nut 8, a clamping groove 9, a mounting hole 10, an upper fixing piece 11, a lower connecting hole 12 and an upper connecting hole 13.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
Example 1
The auxiliary tool for installing the turbine rotating speed probe 1 as shown in figures 1-6 comprises a probe installing seat 5, unable adjustment base 2 and two go up mounting 11, threaded connection has lower nut 8 on the rotational speed probe 1 of 5 belows of probe mount pad, 2 upsides of unable adjustment base are equipped with fixing wrench 7, fixing wrench 7 conflicts at 2 upsides of unable adjustment base, it has joint groove 9 to open on fixing wrench 7, fixing wrench 7 can just block lower nut 8 through joint groove 9, fixing base 2 is last to open there are two lower connecting holes 12, lower connecting hole 12 is on probe mount pad 5 outside direction, it has last connecting hole 13 to open on mounting 11, go up mounting 11 at the upside of probe mount pad 5, it links together unable adjustment base 2 and last mounting 11 to use connecting bolt 3 to pass lower connecting hole 12 and last connecting hole 13 in proper order, connecting bolt 3's nut is contradicted at 2 downsides of fixing base.
For the convenience of fixing wrench 7's location, last the opening of unable adjustment base 2 has mounting hole 10, and unable adjustment wrench 7 is equipped with joint portion 702 including conflicting the spacing boss 701 in unable adjustment base 2 upside, spacing boss 701 downside, and joint portion 702 is laminated on the unable adjustment base 2 inner wall that mounting hole 10 position corresponds through mounting hole 10.
In the utility model, the fixed wrench 7 is placed on the upper side of the fixed base 2, the joint part 702 is attached to the inner side of the fixed base 2, the connecting bolt 3 sequentially passes through the lower connecting hole 12 and the upper connecting hole 13, the distance between the fixed base 2 and the upper fixing piece 11 is adjusted, the fixed wrench 7 clamps the lower nut 8 through the joint groove 9, when the fixed base 2 is moved upwards to press the lower nut 8 on the probe mounting seat 5, two fastening nuts 4 are used for respectively passing through the two connecting bolts 3 to press the upper fixing piece 11 on the upper side of the probe mounting seat 5, the gap between the probe and the speed measuring gear is measured, the upper nut 6 on the rotating speed probe 1 above the probe mounting seat 5 is fastened, the upper nut 6 is pressed on the upper side of the probe mounting seat 5, and the installation of the rotating speed probe 1; when the tool needs to be disassembled, the fastening nut 4 is loosened, the connecting bolt 3 is taken down, and the upper fixing piece 11 and the fixing base 2 are taken away, so that the tool is convenient to disassemble; the utility model has convenient disassembly and assembly, facilitates the installation of the probe, solves the problem of uneven force application of the upper wrench and the lower wrench, reduces the installation workload and improves the installation efficiency; the method can be applied to the operation of installing the rotating speed probe 1.
Example 2
As shown in fig. 7 to 9, the auxiliary mounting tool for the turbine speed probe 1 is different from that of embodiment 1 in that the fixing wrench 7 further includes a supporting portion 703, the supporting portion 703 is disposed on the clamping portion 702 on the lower side of the clamping groove 9, when the clamping portion 702 clamps the lower nut 8, the lower nut 8 abuts against the upper side of the supporting portion 703, and the limiting boss 701, the clamping portion 702 and the supporting portion 703 are integrated.
The present invention is not limited to the above embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some replacements and transformations for some technical features without creative labor according to the disclosed technical contents, and these replacements and transformations are all within the protection scope of the present invention.
Claims (3)
1. The utility model provides a steam turbine speed of rotation probe installation appurtenance, includes the probe mount pad, threaded connection has lower nut, its characterized in that on the speed of rotation probe of probe mount pad downside: still include unable adjustment base and two and go up the mounting, the unable adjustment base upside is equipped with fixing wrench, fixing wrench contradicts at the unable adjustment base upside, and last the opening of fixing wrench has the joint groove, and fixing wrench can just block the lower nut through the joint groove, and last the opening of unable adjustment base has two lower connecting holes, and lower connecting hole is in probe mount pad orientation outwards, it has last connecting hole to go up to open on the mounting, goes up the mounting and at the upside of probe mount pad, uses connecting bolt to pass lower connecting hole and last connecting hole in proper order and links together unable adjustment base and last mounting, and connecting bolt's nut is contradicted at the unable adjustment base downside.
2. The turbine speed probe installation aid of claim 1, wherein: open on the unable adjustment base have with the mounting hole of outside intercommunication, fixed spanner is equipped with joint portion including contradicting at the spacing boss of unable adjustment base upside, spacing boss downside, and joint portion is laminated on the unable adjustment base inner wall that the mounting hole position corresponds through the mounting hole, spacing boss and joint portion establish as an organic whole.
3. The turbine speed probe installation aid of claim 2, wherein: fixed spanner still includes the supporting part, is equipped with the supporting part in the joint portion of joint groove downside, and when joint portion blocked the lower nut, the lower nut was contradicted at the supporting part upside, and spacing boss, joint portion and supporting part are established as an organic whole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920979737.0U CN210232898U (en) | 2019-06-27 | 2019-06-27 | Steam turbine rotational speed probe installation appurtenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920979737.0U CN210232898U (en) | 2019-06-27 | 2019-06-27 | Steam turbine rotational speed probe installation appurtenance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210232898U true CN210232898U (en) | 2020-04-03 |
Family
ID=69988042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920979737.0U Active CN210232898U (en) | 2019-06-27 | 2019-06-27 | Steam turbine rotational speed probe installation appurtenance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210232898U (en) |
-
2019
- 2019-06-27 CN CN201920979737.0U patent/CN210232898U/en active Active
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