CN109900195A - A kind of nuclear power plant's hydraulic damper displacement measurement sensor - Google Patents
A kind of nuclear power plant's hydraulic damper displacement measurement sensor Download PDFInfo
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- CN109900195A CN109900195A CN201910245726.4A CN201910245726A CN109900195A CN 109900195 A CN109900195 A CN 109900195A CN 201910245726 A CN201910245726 A CN 201910245726A CN 109900195 A CN109900195 A CN 109900195A
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- iron core
- coil
- power plant
- nuclear power
- connecting terminal
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Abstract
The invention belongs to nuclear power plant's monitoring technical fields, and in particular to a kind of nuclear power plant's hydraulic damper displacement measurement sensor；Have the characteristics that meet requirement of the nuclear power plant to hydraulic damper displacement measurement using convenience, high temperature resistant, high reliablity；Including including coil component, iron core member, connection component, piston element and damper fixation member；Wherein, the coil component is fixed in damper fixation member by connection component, and the iron core member is fixed on piston element by connection component；Piston element is fixed in damper fixation member.
Description
Technical field
The invention belongs to nuclear power plant's monitoring technical fields, and in particular to a kind of nuclear power plant's hydraulic damper displacement measurement sensing
Device.
Background technique
The equipment such as nuclear power unit reactor tunnel, steam generator, voltage-stablizer are equipped with antidetonation hydraulic damper, it is used to
When equipment is by earthquake and accident dynamic loading, the displacement of limiting device.The variation of equipment displacement is the important parameter of status monitoring,
Can in time discovering device exception it is mobile, especially in unit heat and cooling stage, the maintenance for unit or equipment is provided
Foundation, it is therefore necessary to design a kind of sensor of measurement hydraulic damper displacement.
Summary of the invention
The purpose of the present invention is in view of the shortcomings of the prior art, providing a kind of nuclear power plant's hydraulic damper displacement measurement sensing
Device has the characteristics that meet requirement of the nuclear power plant to hydraulic damper displacement measurement using convenience, high temperature resistant, high reliablity.
The technical scheme is that
A kind of nuclear power plant's hydraulic damper displacement measurement sensor, including coil component, iron core member, connection component, work
Plunger member and damper fixation member；Wherein, the coil component is fixed in damper fixation member by connection component, institute
Iron core member is stated to be fixed on piston element by connection component；Piston element is fixed in damper fixation member.
Coil component as described above includes protection sleeve pipe, primary coil, secondary coil, interstar connection room and outlet locking head；Its
Described in primary coil, secondary coil be set to interstar connection room in.
Iron core member as described above includes iron core, connector and fixing piece, and one end of the iron core is by connector and admittedly
Determine part to be connected.
Between the iron core insertion primary coil and secondary coil.
Connection component as described above includes mounting bracket A, fixing bolt A, mounting bracket B and fixing bolt B, wherein described
Coil component is installed on mounting bracket A, and mounting bracket A is fixed in damper fixation member by fixing bolt A；The iron
Core components are installed on mounting bracket B, and the mounting bracket B is installed on piston element by fixing bolt B.
There is the uniform scale of 0-100mm on iron core as described above.
The both ends of primary coil as described above are respectively connecting terminal A and connecting terminal B；The both ends of the secondary coil point
It Wei not connecting terminal C and connecting terminal D；External cabling is connected in interstar connection room by outlet locking head；Connecting terminal A and terminals
Sub- B is primary coil for electric connecting terminals, introduces AC power source；Connecting terminal C and connecting terminal D is the wiring of secondary coil
Terminal, for drawing the voltage signal of secondary coil.
The beneficial effects of the present invention are:
1. the present apparatus has the characteristics that using convenience, high temperature resistant, high reliablity；
2. the present invention provides it is a kind of it is reliable and stable, using convenient nucleus power plant hydraulic damper displacement sensor；
3. the present invention can satisfy the demand under nuclear power plant's particular surroundings to hydraulic damper displacement measurement.
Detailed description of the invention
Fig. 1 is a kind of nuclear power plant's hydraulic damper displacement measurement sensor structure chart；
Fig. 2 is coil component internal structural map.
1- protection sleeve pipe, 2- interstar connection room, 3- outlet locking head, 4- iron core, 5- connector, 6- fixing piece, 7- lock screw
A, 8- lock screw B, 9- mounting bracket A, 10- fixing bolt A, 11- mounting bracket B, 12- fixing bolt B, 13- piston element,
14- damper fixation member, 15- connecting terminal A, 16- connecting terminal B, 17- connecting terminal C, 18- connecting terminal D, 19- are primary
Coil, 20- secondary coil.
Specific embodiment
It a kind of is further introduced to proposed by the present invention with reference to the accompanying drawing:
A kind of nuclear power plant's hydraulic damper displacement measurement sensor, including coil component, iron core member, connection component, work
Plunger member 13 and damper fixation member 14；Wherein, the coil component is fixed on damper fixation member by connection component
On 14, the iron core member is fixed on piston element 13 by connection component；Piston element 13 is fixed on damper fixed part
On part 14.
Coil component as described above includes protection sleeve pipe 1, primary coil 19, secondary coil 20, interstar connection room 2 and outlet locking
First 3；Wherein the primary coil 19, secondary coil 20 are set in interstar connection room 2.
Iron core member as described above includes iron core 4, connector 5 and fixing piece 6, and one end of the iron core 4 passes through connector 5
It is connected with fixing piece 6.
Iron core 4 as described above is inserted between primary coil 19 and secondary coil 20.
Connection component as described above includes mounting bracket A9, fixing bolt A10, mounting bracket B11 and fixing bolt B12,
Wherein the coil component is installed on mounting bracket A9, and mounting bracket A9 is fixed on damper by fixing bolt A10 and fixes
On component 14；The iron core member is installed on mounting bracket B11, and the mounting bracket B11 is installed on by fixing bolt B12
On piston element 13.
There is the uniform scale of 0-100mm on iron core 4 as described above.
The both ends of primary coil 19 as described above are respectively connecting terminal A15 and connecting terminal B16；The secondary coil 20
Both ends be respectively connecting terminal C17 and connecting terminal D18；External cabling is connected in interstar connection room 2 by outlet locking head 3；It connects
Line terminals A15 and connecting terminal B16 is primary coil 19 for electric connecting terminals, introduces AC power source；It connecting terminal C17 and connects
Line terminals D18 is the connecting terminal of secondary coil 20, for drawing the voltage signal of secondary coil 20.
The present invention relates to a kind of nuclear power plant's hydraulic damper displacement measurement sensors, comprising: coil component, iron core member,
Mounting bracket and fixing bolt.Coil component is made of protection sleeve pipe, coil, connecting terminal, and coil is by primary coil and secondary
Coil composition, and 4 connecting terminals are drawn, coil is mounted in protection sleeve pipe, and connecting terminal is mounted in interstar connection room, interstar connection room
It is upper that there are also the line outlets of locking head；Iron core member is made of iron core, connector, fixing piece, connector for connect iron core and
Fixing piece, fixing piece have screw thread, can be fixed on the mounting bracket by two lock screws；Coil component and iron core member
It is separately fixed in the fixation member and piston element of hydraulic damper by mounting bracket and fixing bolt.Working principle is liquid
When the piston of damper being pressed to occur mobile, iron core relatively moves in coil, changes between primary coil and secondary coil
Mutual inductance, length of the iron core in casing is directly proportional to mutual inductance, by the voltage of secondary coil, measures hydraulic damping
The displacement that device occurs.
Embodiment
The course of work of the invention is:
Protection sleeve pipe 1, primary coil 19, secondary coil 20, interstar connection room 2, outlet locking head 3 constitute coil component, line
Coil component is fixed in hydraulic damper fixation member 14 by mounting bracket A and fixing bolt A.
Iron core 4, connector 5, fixing piece 6 constitute iron core member, pass through mounting bracket B11, lock screw A7 and locking
Screw B8 is fixed on piston element 13.There is the uniform scale of 0-100mm on iron core 4, is inserted into protection sleeve pipe 1, by removable
Dynamic piston element drive is moved in protection sleeve pipe 1, changes primary coil 19 and the secondary coil being wrapped in protection sleeve pipe 1
Mutual inductance between 20, mutual inductance is directly proportional to length of the iron core in casing, and the voltage by measuring secondary coil obtains
To the displacement of iron core.
Connecting terminal A15, connecting terminal B16, connecting terminal C17 and connecting terminal D18 are mounted in interstar connection room 2, external
Wiring is connected in interstar connection room 2 by outlet locking head 3.Connecting terminal A15 and connecting terminal B16 is that the power supply of primary coil 19 connects
Line terminals introduce AC power source；Connecting terminal C17 and connecting terminal D18 is the connecting terminal of secondary coil 20, for drawing two
The voltage signal of secondary coil 20.
Verification experimental verification:
For the present invention verified, measurement data is accurate, and performance is stablized, easy to install and use.
Recruitment evaluation:
It is convenient, stable and reliable for performance that the present invention has the characteristics that apply, and can satisfy nuclear power plant's monitoring nuclear island hydraulic damping
The requirement of device displacement measurement.By on-site verification, sufficiently prove that this patent designs rationally, using convenient, reliable for operation.This patent
The technical need of other system equipments can be met by improving, to have preferable generalization.
Claims (7)
1. a kind of nuclear power plant's hydraulic damper displacement measurement sensor, feature exist: including coil component, iron core member, connection
Component, piston element (13) and damper fixation member (14)；Wherein, the coil component is fixed on damping by connection component
In device fixation member (14), the iron core member is fixed on piston element (13) by connection component；Piston element (13) is solid
It is scheduled on damper fixation member (14).
2. a kind of nuclear power plant's hydraulic damper displacement measurement sensor as described in claim 1, it is characterised in that: the coil
Component includes protection sleeve pipe (1), primary coil (19), secondary coil (20), interstar connection room (2) and outlet locking head (3)；Wherein institute
State primary coil (19), secondary coil (20) is set in interstar connection room (2).
3. a kind of nuclear power plant's hydraulic damper displacement measurement sensor as claimed in claim 2 or claim 3, it is characterised in that: described
Iron core member includes iron core (4), connector (5) and fixing piece (6), and one end of the iron core (4) passes through connector (5) and fixed
Part (6) is connected.
4. a kind of nuclear power plant's hydraulic damper displacement measurement sensor as described in claim 1, it is characterised in that: the iron core
(4) it is inserted between primary coil (19) and secondary coil (20).
5. a kind of nuclear power plant's hydraulic damper displacement measurement sensor as described in claim 1, it is characterised in that: the connection
Component includes mounting bracket A (9), fixing bolt A (10), mounting bracket B (11) and fixing bolt B (12), wherein the coil
Component is installed on mounting bracket A (9), and mounting bracket A (9) is fixed on damper fixation member by fixing bolt A (10)
(14) on；The iron core member is installed on mounting bracket B (11), and the mounting bracket B (11) is pacified by fixing bolt B (12)
Loaded on piston element (13).
6. a kind of nuclear power plant's hydraulic damper displacement measurement sensor as described in claim 1, it is characterised in that: the iron core
(4) there is the uniform scale of 0-100mm on.
7. a kind of nuclear power plant's hydraulic damper displacement measurement sensor as claimed in claim 2, it is characterised in that: described primary
The both ends of coil (19) are respectively connecting terminal A (15) and connecting terminal B (16)；The both ends of the secondary coil (20) are respectively
Connecting terminal C (17) and connecting terminal D (18)；External cabling is connected in interstar connection room (2) by outlet locking head (3)；Terminals
Sub- A (15) and connecting terminal B (16) are primary coils (19) for electric connecting terminals, introduce AC power source；Connecting terminal C (17)
It is the connecting terminal of secondary coil (20) with connecting terminal D (18), for drawing the voltage signal of secondary coil (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910245726.4A CN109900195A (en) | 2019-03-28 | 2019-03-28 | A kind of nuclear power plant's hydraulic damper displacement measurement sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910245726.4A CN109900195A (en) | 2019-03-28 | 2019-03-28 | A kind of nuclear power plant's hydraulic damper displacement measurement sensor |
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| Publication Number | Publication Date |
|---|---|
| CN109900195A true CN109900195A (en) | 2019-06-18 |
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ID=66953586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910245726.4A Pending CN109900195A (en) | 2019-03-28 | 2019-03-28 | A kind of nuclear power plant's hydraulic damper displacement measurement sensor |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009175008A (en) * | 2008-01-24 | 2009-08-06 | Panasonic Electric Works Co Ltd | Position sensor |
| CN101761599A (en) * | 2009-12-23 | 2010-06-30 | 谭和平 | Magneto-rheological damper of inbuilt displacement sensor |
| JP2012073135A (en) * | 2010-09-29 | 2012-04-12 | Nabtesco Corp | Position detector for actuator |
| CN102869897A (en) * | 2010-03-31 | 2013-01-09 | 伊莱克斯家用产品股份有限公司 | Home appliance |
| CN209820391U (en) * | 2019-03-28 | 2019-12-20 | 江苏核电有限公司 | Displacement measuring sensor for hydraulic damper of nuclear power plant |
-
2019
- 2019-03-28 CN CN201910245726.4A patent/CN109900195A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009175008A (en) * | 2008-01-24 | 2009-08-06 | Panasonic Electric Works Co Ltd | Position sensor |
| CN101761599A (en) * | 2009-12-23 | 2010-06-30 | 谭和平 | Magneto-rheological damper of inbuilt displacement sensor |
| CN102869897A (en) * | 2010-03-31 | 2013-01-09 | 伊莱克斯家用产品股份有限公司 | Home appliance |
| JP2012073135A (en) * | 2010-09-29 | 2012-04-12 | Nabtesco Corp | Position detector for actuator |
| CN209820391U (en) * | 2019-03-28 | 2019-12-20 | 江苏核电有限公司 | Displacement measuring sensor for hydraulic damper of nuclear power plant |
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