CN218648701U - Bracket special for exciter alignment - Google Patents
Bracket special for exciter alignment Download PDFInfo
- Publication number
- CN218648701U CN218648701U CN202221905700.1U CN202221905700U CN218648701U CN 218648701 U CN218648701 U CN 218648701U CN 202221905700 U CN202221905700 U CN 202221905700U CN 218648701 U CN218648701 U CN 218648701U
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- Prior art keywords
- exciter
- plate
- base
- bearing
- alignment
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- 230000003014 reinforcing effect Effects 0.000 claims description 25
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 13
- 229910052802 copper Inorganic materials 0.000 claims description 13
- 239000010949 copper Substances 0.000 claims description 13
- 239000000758 substrate Substances 0.000 claims 1
- 230000005284 excitation Effects 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- Manufacture Of Motors, Generators (AREA)
Abstract
The utility model discloses a bracket special for exciter alignment, which comprises a supporting component, a bearing side plate, a thread bush and a jackscrew, wherein the bearing side plate is arranged on one side of the bearing plate; the fixing assembly comprises a base arranged at the bottom of the bearing side plate, a mounting hole arranged in the base and a fixing bolt arranged in the mounting hole. The device provided by the utility model can effectively support the rotor, avoid the damage to the equipment caused by the easy toppling of the support shaft of the object such as the batten, and the shaft-lifting jackscrew is pre-arranged on the bracket, is convenient for jacking the rotor and is convenient and easy to control; through design and manufacturing excitation alignment bracket, the accuracy of generator and excitation staff alignment has been improved, and the practicality is strong and the adjustment is convenient and then reduce work load.
Description
Technical Field
The utility model relates to a power plant technical field, especially a special bracket of exciter alignment.
Background
The excitation system is an important component of the generator, and has great influence on the safe and stable operation of the power system and the generator. Therefore, the exciter alignment is very important after the unit is overhauled every time. If the alignment of the excitation center does not meet the requirement, the vibration of the excitation small shaft can be caused, the stability of parallel operation of the generator can be influenced, and the center finding during each overhaul is heavy and complex work at present, so that the precision is poor and the workload is large.
SUMMERY OF THE UTILITY MODEL
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.
The present invention has been made in view of the above and/or problems occurring in the existing exciter aligning special brackets.
Therefore, the utility model discloses how to solve the problem that how to solve at present to overhaul the centering at every turn and all be a heavy and complicated work, not only the precision is poor but also the problem that work load is big.
In order to solve the technical problem, the utility model provides a following technical scheme: a bracket special for aligning an exciter comprises a supporting assembly, a supporting assembly and a supporting assembly, wherein the supporting assembly comprises a bearing plate, a bearing side plate arranged on one side of the bearing plate, a threaded sleeve arranged on one side of the bearing plate, a jackscrew arranged in the threaded sleeve, and a supporting component; the fixing assembly comprises a base arranged at the bottom of the bearing side plate, a mounting hole arranged in the base and a fixing bolt arranged in the mounting hole.
As a preferred scheme of the special bracket of exciter alignment, wherein: the bearing plate comprises a copper sheet arranged on the top.
As a preferred scheme of the special bracket of exciter alignment, wherein: the bearing plate comprises a supporting block arranged at the bottom, and the supporting block is fixedly matched with the top of the base.
As a preferred scheme of special bracket of exciter alignment, wherein: the supporting shoe is including setting up the reinforcement piece in the outside, reinforcement piece with the top fixed coordination of base.
As a preferred scheme of the special bracket of exciter alignment, wherein: the bearing side plate comprises a reinforcing plate arranged on one side, and the reinforcing plate is fixedly matched with the top of the base.
As a preferred scheme of the special bracket of exciter alignment, wherein: the bearing side plate comprises a fixing block arranged on one side, and the fixing block is fixedly matched with the top of the base.
As a preferred scheme of the special bracket of exciter alignment, wherein: the bearing side plate comprises a nut arranged on one side and a screw rod arranged inside the nut.
As a preferred scheme of special bracket of exciter alignment, wherein: the threaded sleeve comprises a fixing plate arranged on the outer side, and the jackscrew comprises a connecting rod arranged at one end.
As a preferred scheme of special bracket of exciter alignment, wherein: the fixing bolt includes a washer disposed at an outer side.
The utility model discloses beneficial effect does: the bracket can effectively support the rotor, so that the damage to equipment caused by the fact that a fulcrum shaft of an object such as a batten is easy to topple over in the prior art is avoided, and a shaft lifting jacking wire is pre-arranged on the bracket, is convenient to jack the rotor and is convenient and easy to control; through design and manufacturing excitation alignment bracket, the accuracy of generator and excitation staff alignment has been improved, and the practicality is strong and the adjustment is convenient and then reduce work load.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor. Wherein:
fig. 1 is a structural view of a bracket dedicated to exciter alignment.
Fig. 2 is a side view of the bearing side plate of the exciter aligning special bracket.
Fig. 3 is a connection structure diagram of a thread bush and a jackscrew of the special bracket for exciter alignment.
Fig. 4 is a view showing a structure of a fixing bolt of the bracket dedicated for exciter alignment.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanying the present invention are described in detail below with reference to the accompanying drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Furthermore, the references herein to "one embodiment" or "an embodiment" refer to a particular feature, structure, or characteristic that may be included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Example 1
Referring to fig. 1 and 2, in order to provide a first embodiment of the present invention, the embodiment provides an exciter aligning bracket, which includes a support assembly 100 and a fixing assembly 200.
Specifically, the supporting assembly 100 includes a receiving plate 101, a receiving side plate 102 disposed on one side of the receiving plate 101, a threaded sleeve 103 disposed on one side of the receiving plate 101, and a jackscrew 104 disposed inside the threaded sleeve 103. A bearing side plate 102 is fixedly connected to one side of the bearing plate 101, a threaded sleeve 103 is fixedly connected to one side of the bearing plate 101, and a jackscrew 104 is threadedly connected to the interior of the threaded sleeve 103.
Preferably, the fixing assembly 200 includes a base 201 disposed at the bottom of the receiving side plate 102, a mounting hole 202 disposed inside the base 201, and a fixing bolt 203 disposed inside the mounting hole 202. The bottom of the bearing side plate 102 is fixedly connected with a base 201, the inner wall of the base 201 is provided with a mounting hole 202, and a fixing bolt 203 is inserted into the mounting hole 202.
When the device is used, firstly, the exciter rotor is enabled to be parallel to the base of the exciter by the aid of the pre-calculated excitation lifting amount and the parallelism measurement value through adjusting the special bracket, then the base 201 is fixed on the platform through the fixing bolts 203, the magnetic gauge stand is attracted to the outer circumference of the rear coupler of the generator rotor, the generator and the exciter rotor are turned, the circumference difference between the generator and the exciter coupler is measured, and if the difference value is large, the difference value is eliminated by adjusting the temporary gasket at the bottom of the base 201 and a method for translating the exciter base. If the upper and lower difference is small and fine adjustment is needed, the shaft can be jacked up by using a jacking screw 104 of the bearing plate 101, then a thin copper sheet needing to be adjusted is added at the bottom of the coupler, and the rotor is coiled again to be aligned until the center is qualified.
Example 2
Referring to fig. 1 to 2, the present embodiment is based on the second embodiment of the present invention.
Specifically, the receiving board 101 includes a copper sheet 101a disposed on the top. The copper sheet 101a is clamped at the top of the bearing plate 101, and the copper sheet 101a is arranged, so that a liner protection effect can be achieved, direct friction between the coupler and the bearing plate 101 is prevented, and the coupler is protected.
Preferably, the receiving plate 101 includes a supporting block 101b disposed at the bottom, and the supporting block 101b is fixedly engaged with the top of the base 201. The bottom of accepting board 101 is fixedly connected with supporting shoe 101b, and the bottom of supporting shoe 101b and the top fixed connection of base 201 can improve the firmness of accepting board 101 through setting up supporting shoe 101 b.
Preferably, the supporting block 101b includes a reinforcing block 101b-1 disposed at the outer side, and the reinforcing block 101b-1 is fixedly engaged with the top of the base 201. The outer side of the supporting block 101b is fixedly connected with a reinforcing block 101b-1, the bottom of the reinforcing block 101b-1 is fixedly connected with the outer side of the base 201, and the firmness of the supporting block 101b can be improved by arranging the reinforcing block 101 b-1.
When the device is used, firstly, the exciter rotor is enabled to be parallel to the base of the exciter by the aid of the pre-calculated excitation lifting amount and the parallelism measurement value through adjusting the special bracket, then the base 201 is fixed on the platform through the fixing bolts 203, the magnetic gauge stand is attracted to the outer circumference of the rear coupler of the generator rotor, the generator and the exciter rotor are turned, the circumference difference between the generator and the exciter coupler is measured, and if the difference value is large, the difference value is eliminated by adjusting the temporary gasket at the bottom of the base 201 and a method for translating the exciter base. If the upper and lower difference value is small and needs fine adjustment, the shaft can be jacked by using a jacking screw 104 of the bearing plate 101, then a thin copper sheet needing to be adjusted is added at the bottom of the coupler, the rotor is coiled again to be aligned until the center is qualified, a copper sheet 101a is clamped at the top of the bearing plate 101, a liner protection effect can be achieved by arranging the copper sheet 101a, and the coupler is prevented from directly rubbing with the bearing plate 101, so that the coupler is protected, a supporting block 101b is fixedly connected to the bottom of the bearing plate 101, the bottom of the supporting block 101b is fixedly connected to the top of the base 201, the firmness of the bearing plate 101 can be improved by arranging the supporting block 101b, a reinforcing block 101b-1 is fixedly connected to the outer side of the supporting block 101b, the bottom of the reinforcing block 101b-1 is fixedly connected to the outer side of the base 201, and the firmness of the supporting block 101b-1 can be improved by arranging the reinforcing block 101 b-1.
Example 3
Referring to fig. 1 to 4, a third embodiment of the present invention is based on the first two embodiments.
Specifically, the receiving side plate 102 includes a reinforcing plate 102a disposed on one side, and the reinforcing plate 102a is fixedly engaged with the top of the base 201. One side of the bearing side plate 102 is fixedly connected with a reinforcing plate 102a, the bottom of the reinforcing plate 102a is fixedly connected with the top of the base 201, and the firmness of the bearing side plate 102 can be improved by arranging the reinforcing plate 102 a.
Preferably, the receiving side plate 102 includes a fixing block 102b disposed at one side, and the fixing block 102b is fixedly engaged with the top of the base 201. One side of the bearing side plate 102 is fixedly connected with a fixing block 102b, the bottom of the fixing block 102b is fixedly connected with the top of the base 201, and firmness of the bearing side plate 102 is improved by arranging the fixing block 102 b.
Preferably, the receiving side plate 102 includes a nut 102c disposed at one side, and a screw 102d disposed inside the nut 102 c. One side of the bearing side plate 102 is fixedly connected with a nut 102c, the inner thread of the nut 102c is connected with a screw 102d, and the nut 102c and the screw 102d are arranged to be matched with a jackscrew 104 to finely adjust the coupler.
Preferably, the threaded sleeve 103 includes a fixing plate 103a disposed at an outer side, and the jack 104 includes a connecting rod 104a disposed at one end. The fixing plate 103a is fixedly connected to two sides of the threaded sleeve 103, the fixing plate 103a is fixedly connected with one side of the bearing plate 101, firmness of the threaded sleeve 103 can be improved by arranging the fixing plate 103a, the connecting rod 104a is fixedly connected to one end of the jackscrew 104, and the jackscrew 104 can be adjusted by a user conveniently by arranging the connecting rod 104 a.
Preferably, the fixing bolt 203 includes a washer 203a disposed at an outer side. The outer side of the fixing bolt 203 is fitted with a washer 203a, and by providing the washer 203a, the fixing effect of the fixing bolt 203 can be improved.
When the device is used, firstly, the exciter rotor is enabled to be parallel to the base of the exciter by the aid of the pre-calculated excitation lifting amount and the parallelism measurement value through adjusting the special bracket, then the base 201 is fixed on the platform through the fixing bolts 203, the magnetic gauge stand is attracted to the outer circumference of the rear coupler of the generator rotor, the generator and the exciter rotor are turned, the circumference difference between the generator and the exciter coupler is measured, and if the difference value is large, the difference value is eliminated by adjusting the temporary gasket at the bottom of the base 201 and a method for translating the exciter base. If the difference value between the upper part and the lower part is smaller and needs to be finely adjusted, a shaft can be jacked up by using a jacking screw 104 of the bearing plate 101, then a thin copper sheet needing to be adjusted is added at the bottom of the coupler, the rotor is re-coiled and aligned until the center is qualified, a copper sheet 101a is clamped at the top of the bearing plate 101, the copper sheet 101a is arranged, the copper sheet 101a can play a role of protecting a gasket and prevent the coupler from directly rubbing against the bearing plate 101, so that the coupler is protected, a supporting block 101b is fixedly connected at the bottom of the bearing plate 101, the bottom of the supporting block 101b is fixedly connected with the top of the base 201, the firmness of the bearing plate 101 can be improved by arranging the supporting block 101b, a reinforcing block 101b-1 is fixedly connected at the outer side of the supporting block 101b, the bottom of the reinforcing block 101b-1 is fixedly connected with the outer side of the base 201, the firmness of the supporting block 101b-1 can be improved by arranging the reinforcing block 101b-1, and a reinforcing plate 102a is fixedly connected at one side of the bearing side plate 102, the bottom of the reinforcing plate 102a is fixedly connected with the top of the base 201, the firmness of the bearing side plate 102 can be improved by arranging the reinforcing plate 102a, one side of the bearing side plate 102 is fixedly connected with a fixed block 102b, the bottom of the fixed block 102b is fixedly connected with the top of the base 201, the firmness of the bearing side plate 102 is improved by arranging the fixed block 102b, one side of the bearing side plate 102 is fixedly connected with a nut 102c, the inner thread of the nut 102c is connected with a screw rod 102d, the nut 102c and the screw rod 102d are arranged to be matched with the jackscrew 104 for fine adjustment of a coupler, both sides of the thread bush 103 are fixedly connected with a fixed plate 103a, the fixed plate 103a is fixedly connected with one side of the bearing plate 101, the firmness of the thread bush 103 can be improved by arranging the fixed plate 103a, one end of the jackscrew 104 is fixedly connected with a connecting rod 104a, and the jackscrew 104a can be conveniently adjusted by a user, the washer 203a is fitted around the outer side of the fixing bolt 203, and the washer 203a is provided to improve the fixing effect of the fixing bolt 203.
It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention is described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or substituted by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.
Claims (9)
1. The utility model provides a special bracket of exciter alignment which characterized in that: comprises the steps of (a) preparing a substrate,
the supporting assembly (100) comprises a bearing plate (101), a bearing side plate (102) arranged on one side of the bearing plate (101), a threaded sleeve (103) arranged on one side of the bearing plate (101), and a jackscrew (104) arranged inside the threaded sleeve (103);
the fixing assembly (200) comprises a base (201) arranged at the bottom of the bearing side plate (102), a mounting hole (202) arranged in the base (201), and a fixing bolt (203) arranged in the mounting hole (202).
2. The exciter alignment bracket of claim 1, wherein: the bearing plate (101) comprises a copper sheet (101 a) arranged at the top.
3. The exciter alignment bracket of claim 1, wherein: the bearing plate (101) comprises a supporting block (101 b) arranged at the bottom, and the supporting block (101 b) is fixedly matched with the top of the base (201).
4. The exciter alignment bracket according to claim 3, wherein: the supporting block (101 b) comprises a reinforcing block (101 b-1) arranged on the outer side, and the reinforcing block (101 b-1) is fixedly matched with the top of the base (201).
5. The exciter alignment bracket of claim 1, wherein: the bearing side plate (102) comprises a reinforcing plate (102 a) arranged on one side, and the reinforcing plate (102 a) is fixedly matched with the top of the base (201).
6. The exciter alignment bracket of claim 1, wherein: the bearing side plate (102) comprises a fixing block (102 b) arranged on one side, and the fixing block (102 b) is fixedly matched with the top of the base (201).
7. The exciter alignment bracket of claim 1, wherein: the bearing side plate (102) comprises a nut (102 c) arranged on one side and a screw rod (102 d) arranged inside the nut (102 c).
8. Exciter alignment bracket according to claim 1 or 7, characterized in that: the threaded sleeve (103) comprises a fixing plate (103 a) arranged on the outer side, and the jackscrew (104) comprises a connecting rod (104 a) arranged at one end.
9. An exciter alignment bracket according to any one of claims 1 to 7, wherein: the fixing bolt (203) includes a washer (203 a) provided on the outer side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221905700.1U CN218648701U (en) | 2022-07-22 | 2022-07-22 | Bracket special for exciter alignment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221905700.1U CN218648701U (en) | 2022-07-22 | 2022-07-22 | Bracket special for exciter alignment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218648701U true CN218648701U (en) | 2023-03-17 |
Family
ID=85489671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221905700.1U Active CN218648701U (en) | 2022-07-22 | 2022-07-22 | Bracket special for exciter alignment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218648701U (en) |
-
2022
- 2022-07-22 CN CN202221905700.1U patent/CN218648701U/en active Active
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