CN206210408U - A kind of tension measurement mechanism and the fuel rod pulling device using the mechanism - Google Patents
A kind of tension measurement mechanism and the fuel rod pulling device using the mechanism Download PDFInfo
- Publication number
- CN206210408U CN206210408U CN201621072573.6U CN201621072573U CN206210408U CN 206210408 U CN206210408 U CN 206210408U CN 201621072573 U CN201621072573 U CN 201621072573U CN 206210408 U CN206210408 U CN 206210408U
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- China
- Prior art keywords
- tie
- arm
- sensor
- fuel rod
- tension measurement
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Abstract
The utility model is related to a kind of tension measurement mechanism and the fuel rod pulling device using the mechanism, tension measurement mechanism includes arm-tie and the sensor and lead-out terminal that are arranged on arm-tie, one end of the install sensor of the arm-tie is spindle rotationally arranged on slide carriage, the other end is connected by connector with extension spring, extension spring is connected by connecting rod with the supporting plate being fixed on slide carriage, with for driving the rod assembly of fuel rod to be connected, the slide carriage bottom is provided with the drive mechanism for driving slide carriage for linear motion for one end of the install sensor of the arm-tie.The utility model can pull fuel rod to enter component screen work in nuclear fuel assembly assembling process, meanwhile, measure the pulling force that fuel rod during this is subject in real time in whole assembling process.
Description
Technical field
The utility model belongs to nuclear fuel assembly assembling equipment, and in particular to a kind of in nuclear fuel assembly assembling process,
Both fuel rod can have been pulled to enter component screen work, the device of the pulling force that fuel rod during this is subject to can have in real time been measured again.
Background technology
With developing rapidly for Nuclear Electricity, China is also being continuously increased to the demand of fuel assembly.In nuclear fuel element
In production line, in addition to the large scale equipments such as tube expansion expanded-connecting apparatus, fuel rod transmission line, the fuel stringer assembly assembling of production line is also right
Production efficiency and quality of fuel assembly etc. have particularly important influence；Fuel stringer assembly is to maintain nuclear power station operation " blood
Liquid ", its production efficiency and product quality directly affect the lasting safe operation of nuclear power station, and govern nuclear power station enter one
The popularization that step development and new energy are built.
In fuel assembly production process, it is ensured that each production link is highly important under controllable state.Combustion
The main process of material component production is that fuel rod is drawn in into component skeleton, and component skeleton is by spot welding such as multiple screen works, guide pipes
Into, under a stretching force one by one through corresponding square fuel rod hole position on screen work, hole position is by the band with spring for fuel rod
Constitute, the spring that bar takes can tightly block fuel rod, and in the process, fuel rod needs to overcome bar to take into screen work
Spring force.The pulling force being subject to when fuel rod is excessive or the too small external diameter for all showing grid size or fuel rod exists and asks
Topic, the fuel assembly produced in the case there may be problem.
Therefore, in order to preferably control the product quality of fuel assembly, developing a kind of can both pull fuel rod to enter group
Part screen work, can in real time measure the mechanism that nuclear fuel assembly assembles equipment that is applied to of the pulling force that fuel rod during this is subject to again
It is very necessary.
Utility model content
The purpose of this utility model is to provide in real time measure fuel rod institute in a kind of nuclear fuel assembly assembling process
Tension measurement mechanism by pulling force and the fuel rod pulling device using the mechanism.
The technical solution of the utility model is as follows：A kind of tension measurement mechanism, including arm-tie and be arranged on arm-tie
Sensor and lead-out terminal, the sensor bear the side at pulling force position installed in arm-tie, and sensor is connected with lead-out terminal
Connect.
Further, tension measurement mechanism as described above, wherein, the position of the arm-tie install sensor is in cantilever beam knot
Structure, sensor is arranged on cantilever beam sides, and after cantilever beam stress deformation, the sensor installed in cantilever beam sides is by the deformation
Be converted to electric signal output；The cantilever beam is provided with the pore structure for increasing stress deformation amount.
Further, tension measurement mechanism as described above, wherein, described sensor is full-bridge foil gauge.
Further, tension measurement mechanism as described above, wherein, described lead-out terminal uses female type, used as described
The leading-out terminal of sensor.
A kind of fuel rod pulling device using above-mentioned tension measurement mechanism, wherein, the install sensor of the arm-tie
One end is spindle rotationally arranged on slide carriage, and the other end is connected by connector with extension spring, and extension spring is slipped with being fixed on by connecting rod
On plate supporting plate connection, one end of the install sensor of the arm-tie be used for drive the rod assembly of fuel rod to be connected, institute
State slide carriage bottom and be provided with the drive mechanism for driving slide carriage for linear motion.
Further, fuel rod pulling device as described above, wherein, the connecting rod being connected with extension spring be provided with for
Adjust the nut of extension spring length.
Further, fuel rod pulling device as described above, wherein, one end bottom of the install sensor of the arm-tie sets
Have a projection, the rod assembly is provided with the groove being adapted with the projection, projection engage with groove realize the arm-tie and
The connection of rod assembly.
The beneficial effects of the utility model are as follows：Fuel rod pulling device provided by the utility model is in nuclear fuel assembly
In assembling process, fuel rod can be pulled to enter component screen work, meanwhile, measured in real time in whole assembling process and fired during being somebody's turn to do
The pulling force that charge bar is subject to；Measuring mechanism working stability, reliable, reproducible, antijamming capability based on beam type sensor
By force.
Brief description of the drawings
Fig. 1 is the structural representation of tension measurement mechanism；
Fig. 2 is the structural representation using the fuel rod pulling device of tension measurement mechanism.
Specific embodiment
The utility model is described in detail with reference to the accompanying drawings and examples.
The structure of tension measurement mechanism provided by the utility model is as shown in figure 1, the mechanism is applied to nuclear fuel assembly
Fuel rod enters the tension measurement being subject to during component screen work in assembling procedure, and the tension measurement mechanism includes arm-tie 6, sensor
13rd, lead-out terminal 14.In the present embodiment, arm-tie 6 uses stainless steel, and the structure of its installation position of sensor 13 is through specially setting
Meter, in cantilever beam structure, has a long and narrow groove between cantilever beam and arm-tie main body, the structure can more preferably realize sensing
The measurement function of device；Sensor 13 uses full-bridge foil gauge, stainless steel, and is fixed on the cantilever beam sides of arm-tie 6,
After cantilever beam stress deformation, the deformation is converted to electric signal output by the sensor installed in cantilever beam sides；Lead-out terminal
14 are fixed on arm-tie 6, are connected with sensor 13, used as the leading-out terminal of sensor 13.
Using the structure of the fuel rod pulling device of above-mentioned tension measurement mechanism as shown in Fig. 2 the install sensor of arm-tie 6
13 one end is rotatably coupled on slide carriage 7 by rotating shaft 9, and bearing 10 is cased with outside rotating shaft 9, and arm-tie 6 is rotated by bearing 10
Axle 9 rotates.The other end of arm-tie 6 is connected by connector 5 with extension spring 4, and extension spring 4 passes through connecting rod 3 and is fixed on slide carriage 7
Supporting plate 1 is connected, and nut 2 is connected with connecting rod 3, and the position of adjusting nut 2 can adjust the length of extension spring 4.The bottom of arm-tie 6 sets
There are raised 11 (being located at the bottom of cantilever beam), raised 11 engage with the groove 12 of rod assembly 8；The bottom of slide carriage 7 is provided with driving should
Slide carriage drive mechanism for linear motion.
Slide carriage 7 drives arm-tie 6, arm-tie 6 to drive rod assembly 8, rod assembly 8 to drive fuel rod to enter component screen work, draw
Bar assembly 8 receives pulling force, so arm-tie 6 raised 11 stress, raised 11 place position is designed to cantilever beam structure, and cantilever beam can be
It is deformed in the state of stress, above-mentioned deformation will be converted to measurable telecommunications by the sensor 13 installed on a cantilever beam
Number and by lead-out terminal export, measurable signal is by data processing so as to obtain pulling force numerical value.
For the deflection produced when increasing cantilever beam stress, the structure in hole can be on a cantilever beam designed, raised 11 receive
Power, drives the cantilever beam of sensor 13 installation position to produce micro-strain, by two structure designs in hole on cantilever beam, can be with
The deflection produced when further increasing cantilever beam stress, such that it is able to the power suffered by more accurate measurement projection 11.
Obviously, those skilled in the art can carry out various changes and modification without deviating from this practicality to the utility model
New spirit and scope.So, if belonging to the utility model claim to these modifications of the present utility model and modification
And its within the scope of equivalent technology, then the utility model is also intended to comprising these changes and modification.
Claims (8)
1. a kind of tension measurement mechanism, it is characterised in that：Including arm-tie (6) and the sensor (13) being arranged on arm-tie and defeated
Go out terminal (14), the sensor (13) bears the side at pulling force position, sensor (13) and lead-out terminal installed in arm-tie (6)
(14) it is connected.
2. tension measurement mechanism as claimed in claim 1, it is characterised in that：The position of arm-tie (6) install sensor is in
Cantilever beam structure, sensor (13) is arranged on cantilever beam sides, after cantilever beam stress deformation, installed in the sensing of cantilever beam sides
The deformation is converted to electric signal output by device (13).
3. tension measurement mechanism as claimed in claim 2, it is characterised in that：The cantilever beam is provided with and becomes for increasing stress
The pore structure of shape amount.
4. the tension measurement mechanism as described in any one in claim 1-3, it is characterised in that：Described sensor (13) is
Full-bridge foil gauge.
5. the tension measurement mechanism as described in any one in claim 1-3, it is characterised in that：Described lead-out terminal (14)
Using female type, as the leading-out terminal of the sensor (13).
6. in a kind of use claim 1-5 tension measurement mechanism described in any one fuel rod pulling device, its feature exists
In：One end of the install sensor of the arm-tie (6) is spindle rotationally arranged on slide carriage (7), the other end by connector (5) with
Extension spring (4) is connected, and extension spring (4) is connected by connecting rod (3) with the supporting plate (1) being fixed on slide carriage (7), the arm-tie (6)
Install sensor one end with for driving the rod assembly (8) of fuel rod to be connected, slide carriage (7) bottom is provided with driving and slips
Plate drive mechanism for linear motion.
7. fuel rod pulling device as claimed in claim 6, it is characterised in that：The connecting rod (3) being connected with extension spring (4)
It is provided with the nut (2) for adjusting extension spring length.
8. fuel rod pulling device as claimed in claim 6, it is characterised in that：The one of the install sensor of the arm-tie (6)
End bottom is provided with raised (11), and the rod assembly (8) is provided with the groove (12) being adapted with the projection, raised (11) with
The connection of the arm-tie and rod assembly is realized in groove (12) engaging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621072573.6U CN206210408U (en) | 2016-09-22 | 2016-09-22 | A kind of tension measurement mechanism and the fuel rod pulling device using the mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621072573.6U CN206210408U (en) | 2016-09-22 | 2016-09-22 | A kind of tension measurement mechanism and the fuel rod pulling device using the mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206210408U true CN206210408U (en) | 2017-05-31 |
Family
ID=58760894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621072573.6U Active CN206210408U (en) | 2016-09-22 | 2016-09-22 | A kind of tension measurement mechanism and the fuel rod pulling device using the mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206210408U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111916240A (en) * | 2020-09-08 | 2020-11-10 | 北京新龙立自动化设备有限公司 | Slide carriage mechanism and rod pulling machine with same |
| CN112382416A (en) * | 2020-11-04 | 2021-02-19 | 北京新龙立自动化设备有限公司 | Slide carriage mechanism and rod pulling machine with same |
-
2016
- 2016-09-22 CN CN201621072573.6U patent/CN206210408U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111916240A (en) * | 2020-09-08 | 2020-11-10 | 北京新龙立自动化设备有限公司 | Slide carriage mechanism and rod pulling machine with same |
| CN112382416A (en) * | 2020-11-04 | 2021-02-19 | 北京新龙立自动化设备有限公司 | Slide carriage mechanism and rod pulling machine with same |
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