CN201476780U - Reactor core barrel flange surface hole distance measuring device - Google Patents
Reactor core barrel flange surface hole distance measuring device Download PDFInfo
- Publication number
- CN201476780U CN201476780U CN2009201674720U CN200920167472U CN201476780U CN 201476780 U CN201476780 U CN 201476780U CN 2009201674720 U CN2009201674720 U CN 2009201674720U CN 200920167472 U CN200920167472 U CN 200920167472U CN 201476780 U CN201476780 U CN 201476780U
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Abstract
The utility model discloses a reactor core barrel flange surface hole distance measuring device, comprising a fixing board, two positioning pins, a sensor, a cylinder, a data line and a display control panel; wherein a fixed positioning pin is connected with a connector to be fixed on the fixing board, the right side of the positioning pin is provided with a cylinder protective sleeve which is provided with a guide rail, a sensor connector capable of sliding is arranged in the cylinder protective sleeve, and one end of the sensor connector is fixed with a positioning pin extending outside the protective sleeve, while the other end is connected with the sensor. The positioning pin can be driven by the sensor connector to move, the sensor is connected with a link rod in the cylinder and can be driven by the cylinder to slide left and right, and the data line of the sensor penetrates through the cylinder to be connected with the display control panel to realize control and data reading functions. The reactor core barrel flange surface hole distance measuring device utilizes the two positioning pins similar in shape with a slide caliper to realize precise measurement on the aperture and hole distance of submersed equipment. The reactor core barrel flange surface hole distance measuring device has simple and convenient use, high practicality, remote and accurate control and operation, and capability of reducing radioactive radiation.
Description
Technical field
The utility model belongs to the pitch-row fields of measurement, is specifically related to a kind of reactor hanging basket flange face pitch-row measurement mechanism.
Background technology
It is to have highly radioactive equipment that there are a lot of equipment in nuclear power plant, water is shielded, this has just determined that a lot of apparatuss of nuclear power plant all are to carry out operation under water, in case be damaged, its upkeep operation also must be finished under water, but also be under the high radioactivity environment, to carry out, this has proposed new requirement to Work tool and the measurement mechanism that uses in the maintenance process.Just need the specific purpose tool that the aperture and the pitch-row of reactor core internals (being commonly called as hanging basket) flange face irradiation monitoring pipe mounting hole are measured in the irradiation pipe holder replacing project, this instrument must satisfy: Long-distance Control, underwater operation, anti-irradiation, high measurement accuracy.
Summary of the invention
The purpose of this utility model provides a kind of operated from a distance, radiotolerant high-precision reactor hanging basket flange face pitch-row measurement mechanism, is convenient to the measurement operation of nuclear power plant's subsea equipment.
The technical scheme that realizes the utility model purpose is as follows: a kind of reactor hanging basket flange face pitch-row measurement mechanism comprises a long fixed head, replaceable register pin, register pin, sensor, cylinder, data line and display control panel; On register pin and coaxial two faces that are located at fixed head of the connector of a band pin-and-hole; There is the cylinder protective sleeve of establishing smooth track in one to be fixed on the fixed head on the right side of register pin, the sensor connector that portion's slip is within it arranged in this track, the inner of sensor connector radially is provided with a register pin that stretches out protective sleeve and fixed head outside, and the outer end is provided with sensor; Register pin can move by the fluting along protective sleeve and fixed head bottom under sensor connector drives smoothly; Sensor be fixed on fixed head on cylinder in connecting rod is connected, and under the drive of cylinder, can horizontally slip, the data line of sensor passes cylinder and is connected with display control panel, realization is controlled and reading.
Have a circular hole on the above-mentioned fixed head, the upper end of round hole axial is provided with in the circular hole of connector lower end and is provided with register pin.
Above-mentioned register pin be by two screw retention on fixed head, can change register pin according to measured pore size during work.
The two ends of above-mentioned cylinder be equipped with the tracheae connector and, be connected with tracheae respectively, during measurement can by regulate its air inlet, outgassing direction comes to promote forward or backward register pin.
Above-mentioned display control panel is provided with strong can the counting for measuring zero point the optional position that reset, and shows relative distance.
The effect that the utility model is obtained: place this survey instrument under water by the stock instrument (1), utilizes two register pins of the structure of likeness in form " vernier caliper ", can realize the aperture of subsea equipment, the accurate measurement of pitch-row.(2) connect remote display control panel by sensor, can realize remote accurately control and operation, reduce radioactive radiation.(3) fixed locating stud of this equipment can be changed according to measured pore size is different, only need get final product by the company's of outwarding winding screw during replacing, and is simple and convenient, and adaptability is strong.
Description of drawings
Fig. 1 reactor hanging basket flange face pitch-row measurement mechanism front view.
Fig. 2 reactor hanging basket flange face pitch-row measurement mechanism vertical view.
Fig. 3 display control panel synoptic diagram.
The schematic flow sheet that Fig. 4 uses reactor hanging basket flange face pitch-row measurement mechanism to measure.
Among the figure: 1. screw; 2. protective sleeve; 3. register pin; 4. sensor connector; 5. tracheae connector; 6. cylinder; 7. tracheae connector; 8. data line; 9. Connection Card; 10. sensor; 11. screw; 12. fixed head; 13. register pin; 14. connector; 15. pin-and-hole; 16. track; 17. display control panel; 18. sensing data line interface; 19. power interface.
Embodiment
Describe pitch-row measurement mechanism of the present utility model and use thereof in detail below in conjunction with accompanying drawing.
As Figure 1-3, a kind of reactor hanging basket flange face pitch-row measurement mechanism of the present utility model comprises long fixed head 12, replaceable register pin 13, register pin 3, sensor 10, cylinder 6, data line 8 and a display control panel 17.Fixing the connector 14 that an end has pin-and-hole 15 on the top of fixed head 12, the lower end of this connector 14 is a flange arrangement, is fixed on the fixed head 12 by four screws 11, and has a circular hole in the corresponding position of fixed head 12.This circular hole is in order to place suitable cylindrical register pin 13 usefulness.Register pin 13 is locked it on fixed head 12 by two screws 1 that pass the fixed head sidewall, can change register pin 13 according to measured pore size during work.The cylinder protective sleeve 2 that a band smooth track 16 arranged on the right side of register pin 13 by screw retention on fixed head 12.The sensor connector 4 of portion's slip is within it arranged in track 16, and an end of sensor connector 4 is fixed a register pin 3 that stretches out protective sleeve 2 outsides, and the other end is connecting sensor 10.Register pin 3 can move by the fluting along protective sleeve 2 and fixed head 12 bottoms under sensor connector 4 drives smoothly; Sensor 10 be fixed on fixed head 12 on cylinder 6 in connecting rod be connected, and under the drive of cylinder, can horizontally slip.Sensor 10 be fixed on fixed head 12 on cylinder 6 in connecting rod be connected, and under the drive of cylinder 6, can horizontally slip, the two ends of cylinder 6 are equipped with tracheae connector 5 and 7, be connected with tracheae respectively, during measurement can by regulate its air inlet, outgassing direction comes to promote forward or backward register pin 3.The data line 8 of sensor 10 passes cylinder 6 and is connected with the data line interface 18 of display control panel 17, and display control panel 17 is provided with strong can the counting for measuring zero point the optional position that reset, and demonstration relative distance, realizes control and reading by it.Connector 14 in this measurement mechanism can be connected by the long handle instrument of pin-and-hole 15 with special use, is used for whole device is placed into suitable position under water.
Measure the process flow diagram of reactor hanging basket flange face irradiation monitoring pipe mounting hole aperture, pitch-row and edge thickness, as shown in Figure 4, its technological process is as follows:
1. whether use long handle instrument connects measurement mechanism, uses Underwater Camera to monitor, makes measurement mechanism insert reactor hanging basket flange face irradiation monitoring pipe mounting hole, put in place with video camera observation under water, reads aperture value.
2. carry out accurate mapping according to reactor hanging basket drawing processing flange irradiation monitoring pipe mounting hole position simulating piece, and to the simulating piece size.
3. use simulating piece that measuring instrument is demarcated.
4. use the long handle instrument to be connected on the connector 14 of measurement mechanism, mobile anchor clamps make the register pin 13 of the corresponding irradiation monitoring pipe mounting hole of anchor clamps insert mounting hole, and less register pin 3 inserts the mounting hole on next door.Use underwater television gauging fixture bottom surface whether with the smooth applying of hanging basket flange face, otherwise rock the long handle instrument, anchor clamps are put in place, it is smooth to fit.
5. adjustment hole stretches out cylinder 6 apart from measuring instrument cylinder 6 operation valves, and register pin 3 clamps, the reading of record measuring instrument display control panel 17.
6. adjusting control valve makes cylinder 6 withdrawals, rotates the long handle instrument, and anchor clamps are turned an angle along mounting hole, and adjusting control valve stretches out cylinder 6 then, finishes and measures and record.
7. repeating step 6, make the measured value minimum that obtains, and minimum value promptly is a reactor hanging basket flange face irradiation monitoring pipe mounting hole pitch-row relative value, can draw exact value as calculated.
8. adjusting control valve, withdrawal cylinder 6 is mentioned the long handle instrument, makes less register pin 3 break away from mounting holes, rotates the long handle instrument, makes less register pin 3 turn to the outside, mounting hole edge, puts down the long handle instrument, uses underwater television to help through the anchor clamps location.
9. repeating step 6, make the measured value minimum that obtains, and minimum value promptly is a reactor hanging basket flange face irradiation monitoring pipe mounting hole edge thickness relative value, can draw exact value as calculated.
Claims (5)
1. reactor hanging basket flange face pitch-row measurement mechanism, it is characterized in that this device comprises a long fixed head (12), replaceable register pin (13), register pin (3), sensor (10), cylinder (6), data line (8) and display control panel (17); On register pin (13) and coaxial two faces that are located at fixed head (12) of the connector (14) of a band pin-and-hole (15); There is the cylinder protective sleeve (2) of establishing smooth track (16) in one to be fixed on the fixed head (12) on the right side of register pin (13), the sensor connector (4) that portion's slip is within it arranged in this track (16), the inner of sensor connector (4) radially is provided with one and stretches out protective sleeve (2) and the outside register pin (3) of fixed head (12), and the outer end is provided with sensor (10); Register pin (3) can move by the fluting along protective sleeve (2) and fixed head (12) bottom under sensor connector (4) drives smoothly; Sensor (10) be fixed on fixed head (12) on cylinder (6) in connecting rod be connected, and under the drive of cylinder, can horizontally slip, the data line (8) of sensor (10) passes cylinder (6) and is connected with display control panel (17), realizes control and reading.
2. a kind of reactor hanging basket flange face pitch-row measurement mechanism according to claim 1 is characterized in that have a circular hole on the above-mentioned fixed head (12), the upper end of round hole axial is provided with in the circular hole of connector (14) lower end and is provided with register pin (13).
3. a kind of reactor hanging basket flange face pitch-row measurement mechanism according to claim 1, it is characterized in that, above-mentioned register pin (13) is to be fixed on the fixed head (12) by two screws (1), can change register pin (13) according to measured pore size during work.
4. a kind of reactor hanging basket flange face pitch-row measurement mechanism according to claim 1, it is characterized in that, the two ends of above-mentioned cylinder (6) are equipped with tracheae connector (5) and (7), be connected with tracheae respectively, during measurement can by regulate its air inlet, outgassing direction comes to promote forward or backward register pin (3).
5. a kind of reactor hanging basket flange face pitch-row measurement mechanism according to claim 1 is characterized in that, above-mentioned display control panel (17) is provided with strong can the counting for measuring zero point the optional position that reset, and shows relative distance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201674720U CN201476780U (en) | 2009-07-24 | 2009-07-24 | Reactor core barrel flange surface hole distance measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201674720U CN201476780U (en) | 2009-07-24 | 2009-07-24 | Reactor core barrel flange surface hole distance measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201476780U true CN201476780U (en) | 2010-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201674720U Expired - Lifetime CN201476780U (en) | 2009-07-24 | 2009-07-24 | Reactor core barrel flange surface hole distance measuring device |
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| Country | Link |
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| CN (1) | CN201476780U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102788544A (en) * | 2012-07-23 | 2012-11-21 | 优德精密工业(昆山)有限公司 | Pneumatic type fixed seat pitch detection jig |
| CN102840848A (en) * | 2012-09-05 | 2012-12-26 | 徐州重型机械有限公司 | Detection device for revolving angle of rotary table and aerial operation platform equipment |
| CN103759664A (en) * | 2014-01-10 | 2014-04-30 | 中国核工业二三建设有限公司 | Method for measuring horizontal distance between two horizontal pipe openings in reactor |
-
2009
- 2009-07-24 CN CN2009201674720U patent/CN201476780U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102788544A (en) * | 2012-07-23 | 2012-11-21 | 优德精密工业(昆山)有限公司 | Pneumatic type fixed seat pitch detection jig |
| CN102788544B (en) * | 2012-07-23 | 2015-01-14 | 优德精密工业（昆山）股份有限公司 | Pneumatic type fixed seat pitch detection jig |
| CN102840848A (en) * | 2012-09-05 | 2012-12-26 | 徐州重型机械有限公司 | Detection device for revolving angle of rotary table and aerial operation platform equipment |
| CN102840848B (en) * | 2012-09-05 | 2015-01-21 | 徐州重型机械有限公司 | Detection device for revolving angle of rotary table and aerial operation platform equipment |
| CN103759664A (en) * | 2014-01-10 | 2014-04-30 | 中国核工业二三建设有限公司 | Method for measuring horizontal distance between two horizontal pipe openings in reactor |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100519 |
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| CX01 | Expiry of patent term |