CN204313739U - Nuclear power station feed pump group shaft coupling alignment dial framework - Google Patents
Nuclear power station feed pump group shaft coupling alignment dial framework Download PDFInfo
- Publication number
- CN204313739U CN204313739U CN201420836165.8U CN201420836165U CN204313739U CN 204313739 U CN204313739 U CN 204313739U CN 201420836165 U CN201420836165 U CN 201420836165U CN 204313739 U CN204313739 U CN 204313739U
- Authority
- CN
- China
- Prior art keywords
- dial
- fixed head
- shaft coupling
- dial gauge
- indicator bracket
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a kind of nuclear power station feed pump group shaft coupling alignment dial framework, comprise fixed head, connecting link and indicator bracket, fixed head and indicator bracket be arranged in parallel, connecting link is connected between fixed head and indicator bracket, fixed head offers the dial framework fixed via for being fixed on by fixed head on shaft coupling or spindle nose, indicator bracket offers 3 dial gauges installing dial gauge and through hole is installed, and be provided with the dial gauge lock-screw in order to fixing dial gauge in dial gauge installation through hole side; When dial framework uses, after inserting dial framework fixed via with two bolts, fixed head is fixed on the spindle nose of side, three pieces of dial gauges are arranged on indicator bracket, and respectively by dial gauge lock-screw, three pieces of dial gauges are fixed, then conveniently three bridge formation method for centering adjust shaft coupling center.Compared with prior art, the utility model has the advantages such as usable range is wide, good stability, measuring accuracy are high, processing and fabricating cost is low, convenient to use.
Description
Technical field
The utility model relates to a kind of dial framework, especially relates to a kind of nuclear power station feed pump group shaft coupling alignment dial framework.
Background technology
At present, the shaft coupling of nuclear power station feed pump group all attaches shaft coupling pipe nipple, and during alignment, conventional Magnetic gauge stand table pole length can not meet the required distance between two coupling pair wheels, causes shaft coupling alignment work normally to carry out.Method according to lengthening table bar carries out centering, then can reduce stability and the accuracy of centering.
Chinese patent CN 102901421A discloses a kind of heavy-duty machines shaft coupling alignment device, it comprises 1/2 securing channels circle, 1/2 movable sliding plate, left and right measurement bay, clock gauge, bolt, screw, annular 1/2 securing channels circle is provided with "T"-shaped groove, web joint, screw, 1/2 movable sliding plate precision to be contained in 1/2 securing channels circle in "T"-shaped groove, two pairs of 1/2 securing channels circle bolts are interconnected, two, left and right measurement bay is fixed by bolts on the two piece of 1/2 movable sliding plate in left and right, two clock gauges fixed by right side amount frame, the sounding rod of two clock gauges withstands on radial and axial two faces on the amount frame of left side respectively.This shaft coupling alignment device, need not coil and turn heavy machine, also need not take shaft coupling apart, but said apparatus structure is comparatively complicated, cost is higher.
Chinese patent CN 103089347A discloses a kind of centering table frame for steam turbine, there is rear end and be clipped in dial framework main body on steam turbine coupling, dial framework body rear has a hole and fastening bolt, there are silk hole, the fastening bolt of a dial gauge pointer jack and fixing dial gauge in front end.But above-mentioned dial framework is not suitable for nuclear power station feed pump group shafts alignment to be used.
Utility model content
The purpose of this utility model is exactly provide to overcome defect that above-mentioned prior art exists the nuclear power station feed pump group shaft coupling alignment dial framework that a kind of usable range is wide, good stability, measuring accuracy are high, processing and fabricating cost is low, convenient to use.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of nuclear power station feed pump group shaft coupling alignment dial framework, comprise fixed head, connecting link and indicator bracket, described fixed head and indicator bracket be arranged in parallel, described connecting link is connected between fixed head and indicator bracket, described fixed head offers the dial framework fixed via for being fixed on by fixed head on shaft coupling or spindle nose, described indicator bracket offers 3 dial gauges installing dial gauge and through hole is installed, and be provided with the dial gauge lock-screw in order to fixing dial gauge in dial gauge installation through hole side.
Described connecting link is provided with two, setting parallel to each other, is all connected between fixed head and indicator bracket, between two connecting links, be connected with stiffening plate.
Be welded to connect between described connecting link and fixed head, be welded to connect between described connecting link and indicator bracket, be welded to connect between described connecting link and stiffening plate.
Described fixed head, connecting link, stiffening plate and indicator bracket all adopt No. 45 steel to be processed into.
Described indicator bracket comprises main paragraph and the section of stretching out, and described main paragraph is the plate body being parallel to fixed head, and the described section of stretching out is vertically connected on the upper end of main paragraph.
The two ends up and down of described main paragraph offer two dial gauges installing end face dial gauge and install through hole, and these two dial gauges installation through holes are parallel to connecting link setting, described dial gauge lock-screw is vertically plugged on dial gauge and installs in through hole, for fixing dial gauge.
The described section of stretching out offers another, for the dial gauge installing cylindrical dial gauge, through hole is installed, and this dial gauge installation through hole is parallel to main paragraph setting.
Described main paragraph length is greater than the length of fixed head.
When nuclear power station feed pump group shaft coupling alignment dial framework of the present utility model uses, after inserting dial framework fixed via with two bolts, fixed head is fixed on the spindle nose of side, three pieces of dial gauges are arranged on indicator bracket, wherein, two dial gauges of main paragraph are installed on through hole and the symmetrical dial gauge installation through hole installing two pieces of end face dial gauges, the section of stretching out are installed one piece of cylindrical dial gauge, and respectively by dial gauge lock-screw, three pieces of dial gauges are fixed, then conveniently three bridge formation method for centering adjust shaft coupling center.
Compared with prior art, the utility model has the following advantages and beneficial effect:
(1) usable range is wide: by changing dial framework length and width dimensions, be applicable to different types pump group shaft coupling.
(2) good stability, measuring accuracy are high: the fixing dial gauge that this special dial framework can be firm, and ensure the verticality of dial gauge and measured surface, substantially reduce dial gauge in measuring process because rocking the measuring error of generation.
(3) processing and fabricating cost is low: this special dial framework material requested is cheap, makes processing technology simple, and can reuse.
(4) convenient to use: this special table support body amasss little, lightweight, can install and use fast, easy to carry.
Accompanying drawing explanation
Fig. 1 is main TV structure schematic diagram of the present utility model;
Fig. 2 is A-A face sectional structure schematic diagram in Fig. 1;
Fig. 3 is B-B face sectional structure schematic diagram in Fig. 1.
Number in the figure: 1 is fixed head, 11 is dial framework fixed via, and 2 is connecting link, and 3 is stiffening plate, and 4 is indicator bracket, and 41 is the section of stretching out, and 42 is dial gauge installation through hole, and 43 is dial gauge lock-screw, and 44 is main paragraph.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
Embodiment
As shown in FIG. 1 to 3, a kind of nuclear power station feed pump group shaft coupling alignment dial framework, comprise fixed head 1, connecting link 2 and indicator bracket 4, fixed head 1 and indicator bracket 4 be arranged in parallel, and main paragraph 44 length is greater than the length of fixed head 1.Connecting link 2 is provided with two, setting parallel to each other, is all connected between fixed head 1 and indicator bracket 4, is connected with stiffening plate 3 between two connecting links 2.Fixed head 1 offers the dial framework fixed via 11 for being fixed on by fixed head 1 on shaft coupling or spindle nose, indicator bracket 4 offers 3 dial gauges installing dial gauge and through hole 42 is installed, and be provided with the dial gauge lock-screw 43 in order to fixing dial gauge in dial gauge installation through hole 42 side.
Wherein, indicator bracket 4 comprises main paragraph 44 and the section of stretching out 41, and main paragraph 44 is for being parallel to the plate body of fixed head 1, and the section of stretching out 41 is vertically connected on the upper end of main paragraph 44.The two ends up and down of main paragraph 44 offer two dial gauges installing end face dial gauge and install through hole 42, and these two dial gauges are installed through holes 42 and are parallel to connecting link 2 and arrange, dial gauge lock-screw 43 is vertically plugged on dial gauge and installs in through hole 42, for fixing dial gauge.The section of stretching out 41 offers another, for the dial gauge installing cylindrical dial gauge, through hole 42 is installed, and this dial gauge is installed through hole 42 and is parallel to main paragraph 44 and arranges.
In the present embodiment, be welded to connect between connecting link 2 and fixed head 1, be welded to connect between connecting link 2 and indicator bracket 4, be welded to connect between connecting link 2 and stiffening plate 3.Fixed head 1, connecting link 2, stiffening plate 3 all adopt No. 45 steel to be processed into indicator bracket 4.
When the nuclear power station feed pump group shaft coupling alignment dial framework of the present embodiment uses, after inserting dial framework fixed via 11 with two bolts, fixed head 1 is fixed on the spindle nose of side, three pieces of dial gauges are arranged on indicator bracket 4, wherein, two dial gauges of main paragraph 44 are installed on through hole 42 and the symmetrical dial gauge installation through hole 42 installing two pieces of end face dial gauges, the section of stretching out 41 are installed one piece of cylindrical dial gauge, and respectively by dial gauge lock-screw 43, three pieces of dial gauges are fixed, then conveniently three bridge formation method for centering adjust shaft coupling center.
Above-mentioned is can understand for ease of those skilled in the art and use utility model to the description of embodiment.Person skilled in the art obviously easily can make various amendment to these embodiments, and General Principle described herein is applied in other embodiments and need not through performing creative labour.Therefore, the utility model is not limited to above-described embodiment, and those skilled in the art, according to announcement of the present utility model, do not depart from improvement that the utility model category makes and amendment all should within protection domain of the present utility model.
Claims (8)
1. a nuclear power station feed pump group shaft coupling alignment dial framework, it is characterized in that, comprise fixed head (1), connecting link (2) and indicator bracket (4), described fixed head (1) and indicator bracket (4) be arranged in parallel, described connecting link (2) is connected between fixed head (1) and indicator bracket (4), described fixed head (1) offers the dial framework fixed via (11) for being fixed on by fixed head (1) on shaft coupling or spindle nose, described indicator bracket (4) offers 3 dial gauges installing dial gauge and through hole (42) is installed, and be provided with the dial gauge lock-screw (43) in order to fixing dial gauge in dial gauge installation through hole (42) side.
2. a kind of nuclear power station feed pump group shaft coupling alignment dial framework according to claim 1, it is characterized in that, described connecting link (2) is provided with two, setting parallel to each other, all be connected between fixed head (1) and indicator bracket (4), between two connecting links (2), be connected with stiffening plate (3).
3. a kind of nuclear power station feed pump group shaft coupling alignment dial framework according to claim 2, it is characterized in that, be welded to connect between described connecting link (2) and fixed head (1), be welded to connect between described connecting link (2) and indicator bracket (4), be welded to connect between described connecting link (2) and stiffening plate (3).
4. a kind of nuclear power station feed pump group shaft coupling alignment dial framework according to claim 2, it is characterized in that, described fixed head (1), connecting link (2), stiffening plate (3) and indicator bracket (4) all adopt No. 45 steel to be processed into.
5. a kind of nuclear power station feed pump group shaft coupling alignment dial framework according to claim 1, it is characterized in that, described indicator bracket (4) comprises main paragraph (44) and the section of stretching out (41), described main paragraph (44) is for being parallel to the plate body of fixed head (1), and the described section of stretching out (41) is vertically connected on the upper end of main paragraph (44).
6. a kind of nuclear power station feed pump group shaft coupling alignment dial framework according to claim 5, it is characterized in that, the two ends up and down of described main paragraph (44) offer two dial gauges installing end face dial gauge and install through hole (42), and these two dial gauges installation through hole (42) are parallel to connecting link (2) setting, described dial gauge lock-screw (43) is vertically plugged on dial gauge and installs in through hole (42), for fixing dial gauge.
7. a kind of nuclear power station feed pump group shaft coupling alignment dial framework according to claim 5, it is characterized in that, the described section of stretching out (41) offers another, for the dial gauge installing cylindrical dial gauge, through hole (42) is installed, and this dial gauge installation through hole (42) is parallel to main paragraph (44) setting.
8. a kind of nuclear power station feed pump group shaft coupling alignment dial framework according to claim 5, it is characterized in that, described main paragraph (44) length is greater than the length of fixed head (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420836165.8U CN204313739U (en) | 2014-12-25 | 2014-12-25 | Nuclear power station feed pump group shaft coupling alignment dial framework |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420836165.8U CN204313739U (en) | 2014-12-25 | 2014-12-25 | Nuclear power station feed pump group shaft coupling alignment dial framework |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204313739U true CN204313739U (en) | 2015-05-06 |
Family
ID=53136047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420836165.8U Expired - Fee Related CN204313739U (en) | 2014-12-25 | 2014-12-25 | Nuclear power station feed pump group shaft coupling alignment dial framework |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204313739U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109434443A (en) * | 2018-11-27 | 2019-03-08 | 江苏核电有限公司 | A kind of power station diesel generating set centralising device |
-
2014
- 2014-12-25 CN CN201420836165.8U patent/CN204313739U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109434443A (en) * | 2018-11-27 | 2019-03-08 | 江苏核电有限公司 | A kind of power station diesel generating set centralising device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150506 Termination date: 20181225 |