CN203704851U - Top part supporting plate local heat treatment deformation monitoring auxiliary device - Google Patents
Top part supporting plate local heat treatment deformation monitoring auxiliary device Download PDFInfo
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- CN203704851U CN203704851U CN201420074531.0U CN201420074531U CN203704851U CN 203704851 U CN203704851 U CN 203704851U CN 201420074531 U CN201420074531 U CN 201420074531U CN 203704851 U CN203704851 U CN 203704851U
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- Prior art keywords
- stamper
- hole
- gland
- measuring staff
- local heat
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- Expired - Lifetime
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 49
- 238000010438 heat treatment Methods 0.000 title abstract description 3
- 210000004907 gland Anatomy 0.000 claims description 49
- 238000007689 inspection Methods 0.000 claims description 22
- 229910001220 stainless steel Inorganic materials 0.000 claims description 8
- 239000010935 stainless steel Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- 239000013585 weight reducing agent Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000000523 sample Substances 0.000 description 4
- 230000005484 gravity Effects 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 238000007669 thermal treatment Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Monitoring And Testing Of Nuclear Reactors (AREA)
Abstract
The utility model discloses a top part supporting plate local heat treatment deformation monitoring auxiliary device. The device comprises a mother disk, a fixing head, a measuring rod and nuts, wherein the middle part of the mother disk is provided with a long slotted hole penetrating the mother disk, circular through holes are formed between the long slotted hole and the edge of the mother disk; the bottom surface of the fixing head is provided with a threaded hole; the fixing head is provided with four mounting holes with the same diameter, the mounting holes are through holes and the axes of the mounting holes are parallel to each other, and the axes of the mounting holes are vertical to the axis of the measuring rod; two ends of the measuring rod are provided with threads, the two ends of the measuring rod are respectively connected with the mother disk and the fixing head, the diameter of a mother disk threaded end on one end, close to the mother disk, of the measuring rod is smaller than the width of the long slotted hole, the mother disk threaded end passes through the long slotted hole in the mother disk, a fixing head threaded end on one end, close to the fixing head, of the measuring rod is matched with the threaded hole in the fixing head; and the measuring rod is provided with the two nuts, the two nuts are screwed on the mother disk threaded end and are arranged on both sides of the mother disk, and the measuring rod is fixed on the mother disk by screwing the nuts tightly.
Description
Technical field
The utility model relates to a kind of back up pad heat treatment deformation monitoring device, is specifically related to a kind of top support plate local heat treatmet deformation monitoring servicing unit.
Background technology
AP1000 steam generator is one of third generation pressurized-water reactor nuclear power plant nuclear island primary device.Its primary structure comprises cylindrical shell, end socket, tube sheet, inner sleeve, back up pad, U-shaped heat-transfer pipe, pipe support plate etc.Wherein, top support plate is necessary its deflection of Real-Time Monitoring in local heat treatmet process, and its measuring accuracy is wanted to reach 0.01mm.
Existing monitoring technology is: adopt the inclination angle sensing quasi-instrument of pendulum principle to monitor, its principle is that the contact of instrument is touched to measured surface along with the inclination angle of the built-in plumb-bob gravity direction of its instrument of distortion of measured surface will change, thereby by analog electrical signal, the numerical value of variation is fed back on monitoring screen and realizes deformation monitoring.This monitoring technology has higher sensitive monitoring for the deformation of measuring gravity direction.But in local heat treatmet process, need to monitor respectively the deformation of gravity direction and horizontal direction, and above-mentioned monitoring technology do not have higher sensitive monitoring for the deformation of horizontal aspect.And inclination angle sensing quasi-instrument not yet realizes production domesticization, its instrument purchase cost is higher.
For many drawbacks of this scheme, can solve by introducing intelligent dial gauge.The inductance probe precision of first intelligent dial gauge meets the demands completely up to 0.01mm, and it is that instrument purchase cost is lower that next intelligent dial gauge is realized production domesticization already.As long as being touched to measured surface, the inductance probe being connected with intelligent dial gauge then just can effectively carry out deformation monitoring to top support plate by its variation of numerical value.But the real-time contact of utilizing which kind of device to realize inductance probe and tested surface in the totally enclosed region of top support plate just becomes the difficult point in this monitoring technology.
Due to the existence of the problems referred to above, the inventor conducts in-depth research, to the servicing unit that goes out to meet above-mentioned requirements to be designed.
Utility model content
In order to overcome the problems referred to above, the inventor has carried out research with keen determination, found that, by a kind of top support plate local heat treatmet deformation monitoring servicing unit is set, this device comprises: stamper, gland, measuring staff and nut;
Wherein, through hole is offered in stamper center, and through hole hole wall extends to relative both sides, forms the long slot bore that runs through stamper, between long slot bore and stamper edge, is provided with round tube hole;
On the bottom surface of gland, offer threaded hole; In gland, offer four mounting holes that diameter is identical, mounting hole is that through hole and its axis are parallel to each other, and the axis of mounting hole is mutually vertical with the axis of measuring staff;
Measuring staff is cylindrical rod piece, its two ends are all provided with screw thread, measuring staff two ends are connected with gland with stamper respectively, on measuring staff, be less than the width of long slot bore near the stamper thread end diameter of stamper one end, and through the long slot bore on stamper, measuring staff matches with the threaded hole in gland near the gland thread end of gland one end; On measuring staff, be provided with two nuts, two nuts are all spun on stamper thread end, and two nuts lay respectively at the both sides of stamper, screw nut measuring staff is fixed on stamper; Thereby complete the utility model.
The utility model object is to provide following aspect:
(1) a top support plate local heat treatmet deformation monitoring servicing unit, is characterized in that, this device comprises,
Measuring staff 2, it is cylindrical rod piece, and its two ends are all provided with screw thread, and measuring staff two ends are connected with gland 3 with stamper 1 respectively;
Stamper 1, it is circular metal dish, offers long slot bore 12 at stamper 1 center position, long slot bore 12 is through hole, runs through stamper, between long slot bore 12 and stamper edge, is provided with round tube hole 11; With
Gland 3, it is metal blocks, on the bottom surface of gland, offer threaded hole 32, wherein in threaded hole, be screwed with the gland thread end 22 of measuring staff 2, in gland 3, offer four mounting holes 31 that diameter is identical, mounting hole 31 is that through hole and its axis are parallel to each other, and the axis of mounting hole 31 is mutually vertical with measuring staff axis;
Wherein, be less than the width of long slot bore 12 on measuring staff near stamper thread end 21 diameters of stamper one end, measuring staff is through the long slot bore 12 on stamper 1, and measuring staff matches with the threaded hole 32 in gland near the gland thread end 22 of gland one end;
Wherein, on measuring staff, be provided with 4, two nuts 4 of two nuts and be all spun on stamper thread end 21, and two nuts 4 lay respectively at the both sides of stamper 1.
(2) according to the top support plate local heat treatmet deformation monitoring servicing unit above-mentioned (1) Suo Shu, it is characterized in that, stamper is stainless steel disc, the seal pad of its physical dimension and steam generator top inspection hole physical dimension identical.
(3) according to the top support plate local heat treatmet deformation monitoring servicing unit above-mentioned (2) Suo Shu, it is characterized in that, the quantity in the hole on the seal pad of the quantity of the round tube hole 11 on stamper and position and steam generator top inspection hole is identical respectively with position.
(4) according to the top support plate local heat treatmet deformation monitoring servicing unit above-mentioned (1) Suo Shu, it is characterized in that, gland 3 is made up of stainless steel, and the face that offers mounting hole is I-shaped, with weight reduction and save material.
(5) according to the top support plate local heat treatmet deformation monitoring servicing unit above-mentioned (1) Suo Shu, it is characterized in that, the diameter of mounting hole 31 is Ф 6mm～Ф 10mm.
(6) according to the top support plate local heat treatmet deformation monitoring servicing unit above-mentioned (1) Suo Shu, it is characterized in that, measuring staff 2 is stainless steel bar, and its external diameter is Ф 20mm～Ф 30mm, and length is 300mm～500mm.
(7) according to the top support plate local heat treatmet deformation monitoring servicing unit above-mentioned (1) Suo Shu, it is characterized in that, the part on measuring staff 2 between the screw thread of two ends is cylindrical or prismatic.
(8) according to the top support plate local heat treatmet deformation monitoring servicing unit above-mentioned (1) Suo Shu, it is characterized in that, nut 4 is hexagonal nut, and its specification is M16～M32.
(9) according to the top support plate local heat treatmet deformation monitoring servicing unit above-mentioned (1) Suo Shu, it is characterized in that, stamper 1 be positioned over steam generator top inspection hole 5 seal pad position, the bolt of inspection hole is fastened to inspection hole 5 positions, steam generator top through the round tube hole 12 on stamper by stamper, wherein, measuring staff 2 and gland 3 are positioned at inspection hole 5 inside, steam generator top.
(10) according to the top support plate local heat treatmet deformation monitoring servicing unit above-mentioned (1) Suo Shu, it is characterized in that, two nuts 4 of stamper 1 both sides screw to stamper direction respectively, and measuring staff 2 and stamper 1 are tightened together.
The beneficial effects of the utility model are:
(1) seal pad of stamper and steam generator top inspection hole structure identical, easy to operate while making this device work, be positioned over seal pad position;
(2) by the fixing measuring staff of two nuts and stamper, make to connect closely Stability Analysis of Structures;
(3) gland is simple in structure, has removed unnecessary part, makes gland weight lighter, not only saves material but also alleviate measuring staff and the pressure of stamper;
(4) device that the utility model provides is convenient to the monitoring of intelligent dial gauge to tube sheet local heat treatmet distortion, makes the monitoring cost of tube sheet local heat treatmet distortion lowlyer, and precision is higher, operates easier.
Accompanying drawing explanation
Fig. 1 illustrates the top support plate local heat treatmet deformation monitoring servicing unit one-piece construction schematic diagram according to a kind of preferred implementation of the utility model;
Fig. 2 illustrates the top support plate local heat treatmet deformation monitoring servicing unit one-piece construction schematic diagram according to a kind of preferred implementation of the utility model;
Fig. 3 illustrates the top support plate local heat treatmet deformation monitoring servicing unit stamper structural representation according to a kind of preferred implementation of the utility model;
Fig. 4 illustrates the top support plate local heat treatmet deformation monitoring servicing unit measuring staff structural representation according to a kind of preferred implementation of the utility model;
Fig. 5 illustrates according to the top support plate local heat treatmet deformation monitoring servicing unit gland of a kind of preferred implementation of the utility model and faces structural representation;
Fig. 6 illustrates the top support plate local heat treatmet deformation monitoring servicing unit gland plan structure schematic diagram according to a kind of preferred implementation of the utility model;
Fig. 7 illustrates the top support plate local heat treatmet deformation monitoring servicing unit working state structure schematic diagram according to a kind of preferred implementation of the utility model.
Drawing reference numeral explanation:
1-stamper
2-measuring staff
3-gland
4-nut
5-steam generator top inspection hole
11-round tube hole
12-long slot bore
21-stamper thread end
22-gland thread end
31-mounting hole
32-threaded hole
Embodiment
Below in conjunction with accompanying drawing, further illustrate the utility model with reference to preferred exemplary embodiment.Feature of the present utility model and advantage will become more clear along with these explanations.
Here special word " exemplary " means " as example, embodiment or illustrative ".Here needn't be interpreted as being better than or being better than other embodiment as " exemplary " illustrated any embodiment.Although the various aspects of embodiment shown in the drawings, unless otherwise indicated, needn't draw accompanying drawing in proportion.
According to one of the present utility model preferred embodiment in, as shown in Figure 1, top support plate local heat treatmet deformation monitoring servicing unit comprises: stamper, gland, measuring staff and nut, wherein measuring staff is connected with gland with stamper respectively, wherein stamper is disk, gland is block, and measuring staff is thin straight-bar.
One preferred embodiment in, as shown in Fig. 2,3, stamper 1 is circular metal dish, preferably made by stainless steel, center pit is offered in stamper 1 center, and center pit is through hole, and the hole wall of through hole extends to relative both sides, formation runs through the long slot bore 12 of stamper, between long slot bore 12 and stamper edge, is provided with round tube hole 11; Wherein, the screw thread place diameter of the width of long slot bore and measuring staff one end quite or be slightly larger than, the infinite in length system of long slot bore, only otherwise affect the bulk strength of stamper.
One preferred embodiment in, as shown in Fig. 2,3, the seal pad of stamper physical dimension and steam generator top inspection hole 5 is identical, hole on the seal pad of round tube hole 11 quantity on the stamper of hole and position and steam generator top inspection hole is identical, in the time that stamper is placed on seal pad position, bolt can be fixed stamper by round tube hole.
One preferred embodiment in, can be outwardly with the position of measuring staff joint on stamper, strengthen and the contact area of measuring staff, improve the intensity of stamper.
One preferred embodiment in, as shown in Fig. 2,4, measuring staff is cylindrical rod piece, its two ends are all provided with screw thread, measuring staff two ends are connected with gland 3 with stamper 1 respectively, wherein, are less than the width of long slot bore 12 on measuring staff near stamper thread end 21 diameters of stamper one end, and through the long slot bore 12 on stamper, measuring staff matches with the threaded hole 32 in gland near the gland thread end 22 of gland one end.
One preferred embodiment in, measuring staff is made up of stainless steel, preferably 300mm～500mm of length, its external diameter is Ф 20mm～Ф 30mm.
One preferred embodiment in, the part on measuring staff 2 between the screw thread of two ends is cylindrical or prismatic.
One preferred embodiment in, on measuring staff, are provided with 4, two nuts of two nuts and are all spun on stamper thread end 21, and two nuts 4 are positioned at the both sides of stamper 1.
One preferred embodiment in, nut 4 is hexagonal nut, its specification is M16～M32.
One preferred embodiment in, as shown in Fig. 1,5,6, gland is derby, offers threaded hole 32 on the bottom surface of gland; In gland, offer four mounting holes 31 that diameter is identical, mounting hole 31 is that through hole and its axis are parallel to each other, and the axis of mounting hole is mutually vertical with the axis of measuring staff, and four mounting holes 31 are distributed in the surrounding of gland.
One preferred embodiment in, as shown in Fig. 2,5,6, gland can be made arbitrary shape, only need determine the invariant position of mounting hole and there is threaded hole, in the utility model, preferred gland is that profile is I-shaped derby, remove useless part, with weight reduction and save material.
One preferred embodiment in, as shown in Figure 7, stamper 1 be positioned over steam generator top inspection hole 5 seal pad position, the bolt of inspection hole is fastened to inspection hole 5 positions, steam generator top through the round tube hole 12 on stamper by stamper, wherein, measuring staff 2 and gland 3 are positioned at inspection hole 5 inside, steam generator top.
Steam generator top inspection hole 5 described in the utility model, as shown in Figure 6, is positioned at a side of steam generator top tube sheet.
The top support plate local heat treatmet deformation monitoring servicing unit that the utility model provides passes round tube hole by bolt stamper is fixed on steam generator, two nuts screw to stamper direction respectively, measuring staff and stamper are tightened together, and then gland on measuring staff is fixed with respect to steam generator, gland connects the inductance probe of intelligent dial gauge fast by mounting hole, complete the monitoring of top support plate local heat treatmet distortion.
Intelligent dial gauge described in the utility model is for the slight change after the thermal treatment of measuring tube plate structure, and measuring accuracy can reach 0.01mm.
The beneficial effects of the utility model are:
(1) seal pad of stamper and steam generator top inspection hole structure identical, easy to operate while making this device work, be positioned over seal pad position;
(2) by the fixing measuring staff of two nuts and stamper, make to connect closely Stability Analysis of Structures;
(3) gland is simple in structure, has removed unnecessary part, makes gland weight lighter, not only saves material but also alleviate measuring staff and the pressure of stamper;
(4) device that the utility model provides is convenient to the monitoring of intelligent dial gauge to tube sheet local heat treatmet distortion, makes the monitoring cost of tube sheet local heat treatmet distortion lowlyer, and precision is higher, operates easier.
By preferred embodiment, the utility model is carried out to exemplary explanation above.What but need statement is; these embodiments are only to illustrative explanation of the present utility model; protection domain of the present utility model is not formed to any restriction; in the situation that not exceeding the utility model spirit and protection domain; those skilled in the art can carry out various improvement, of equal value replacement or modification to the utility model technology contents and embodiment thereof, and these all fall in protection domain of the present utility model.
Claims (10)
1. a top support plate local heat treatmet deformation monitoring servicing unit, is characterized in that, this device comprises,
Measuring staff (2), it is cylindrical rod piece, and its two ends are all provided with screw thread, and measuring staff two ends are connected with gland (3) with stamper (1) respectively;
Stamper (1), it is circular metal dish, offers long slot bore (12) at stamper (1) center position, long slot bore (12) is through hole, runs through stamper, is provided with round tube hole (11) between long slot bore (12) and stamper edge; With
Gland (3), it is metal blocks, on the bottom surface of gland, offer threaded hole (32), wherein in threaded hole, be screwed with the gland thread end (22) of measuring staff (2), in gland (3), offer four mounting holes (31) that diameter is identical, mounting hole (31) is that through hole and its axis are parallel to each other, and the axis of mounting hole (31) is mutually vertical with measuring staff axis;
Wherein, on measuring staff, be less than the width of long slot bore (12) near stamper thread end (21) diameter of stamper one end, measuring staff is through the long slot bore (12) on stamper (1), and measuring staff matches with the threaded hole (32) in gland near the gland thread end (22) of gland one end;
On measuring staff, be provided with two nuts (4), it is upper that two nuts (4) are all spun on stamper thread end (21), and two nuts (4) lay respectively at the both sides of stamper (1).
2. top support plate local heat treatmet deformation monitoring servicing unit according to claim 1, is characterized in that, stamper is stainless steel disc, the seal pad of its physical dimension and steam generator top inspection hole physical dimension identical.
3. top support plate local heat treatmet deformation monitoring servicing unit according to claim 2, is characterized in that, the quantity in the hole on the seal pad of the quantity of the round tube hole (11) on stamper and position and steam generator top inspection hole is identical respectively with position.
4. top support plate local heat treatmet deformation monitoring servicing unit according to claim 1, is characterized in that, gland (3) is made up of stainless steel, and the face that offers mounting hole is I-shaped, with weight reduction and save material.
5. top support plate local heat treatmet deformation monitoring servicing unit according to claim 1, is characterized in that, the diameter of mounting hole (31) is Ф 6mm～Ф 10mm.
6. top support plate local heat treatmet deformation monitoring servicing unit according to claim 1, is characterized in that, measuring staff (2) is stainless steel bar, and its external diameter is Ф 20mm～Ф 30mm, and length is 300mm～500mm.
7. top support plate local heat treatmet deformation monitoring servicing unit according to claim 1, is characterized in that, the part between the screw thread of the upper two ends of measuring staff (2) is cylindrical or prismatic.
8. top support plate local heat treatmet deformation monitoring servicing unit according to claim 1, is characterized in that, nut (4) is hexagonal nut, and its specification is M16～M32.
9. top support plate local heat treatmet deformation monitoring servicing unit according to claim 1, it is characterized in that, stamper (1) be positioned over steam generator top inspection hole (5) seal pad position, the bolt of inspection hole is fastened to steam generator top inspection hole (5) position through the round tube hole (12) on stamper by stamper, wherein, measuring staff (2) and gland (3) are positioned at steam generator top inspection hole (5) inside.
10. top support plate local heat treatmet deformation monitoring servicing unit according to claim 1, is characterized in that, two nuts (4) of stamper (1) both sides screw to stamper direction respectively, and measuring staff (2) and stamper (1) are tightened together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420074531.0U CN203704851U (en) | 2014-02-20 | 2014-02-20 | Top part supporting plate local heat treatment deformation monitoring auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420074531.0U CN203704851U (en) | 2014-02-20 | 2014-02-20 | Top part supporting plate local heat treatment deformation monitoring auxiliary device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203704851U true CN203704851U (en) | 2014-07-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420074531.0U Expired - Lifetime CN203704851U (en) | 2014-02-20 | 2014-02-20 | Top part supporting plate local heat treatment deformation monitoring auxiliary device |
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| Country | Link |
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| CN (1) | CN203704851U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107068217A (en) * | 2017-06-01 | 2017-08-18 | 哈电集团（秦皇岛）重型装备有限公司 | HTGR heat exchanger tube weld seam x-ray inspection method |
| CN110219023A (en) * | 2019-06-21 | 2019-09-10 | 河南华索科技有限公司 | A kind of packaged type electrolytic bath side wall temperatures detection device and application method |
-
2014
- 2014-02-20 CN CN201420074531.0U patent/CN203704851U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107068217A (en) * | 2017-06-01 | 2017-08-18 | 哈电集团（秦皇岛）重型装备有限公司 | HTGR heat exchanger tube weld seam x-ray inspection method |
| CN107068217B (en) * | 2017-06-01 | 2019-05-24 | 哈电集团（秦皇岛）重型装备有限公司 | High temperature gas cooled reactor heat exchanger tube weld seam x-ray inspection method |
| CN110219023A (en) * | 2019-06-21 | 2019-09-10 | 河南华索科技有限公司 | A kind of packaged type electrolytic bath side wall temperatures detection device and application method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140709 |
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| CX01 | Expiry of patent term |