CN209246947U - A kind of nuclear power plant equipment knife switch door range unit - Google Patents
A kind of nuclear power plant equipment knife switch door range unit Download PDFInfo
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- CN209246947U CN209246947U CN201822182991.6U CN201822182991U CN209246947U CN 209246947 U CN209246947 U CN 209246947U CN 201822182991 U CN201822182991 U CN 201822182991U CN 209246947 U CN209246947 U CN 209246947U
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- display control
- control instrument
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Abstract
The utility model belongs to nuclear power station electrical engineering field, a kind of nuclear power plant equipment knife switch door range unit is specifically disclosed, the device includes air-break circuit-breaker, Switching Power Supply, display control instrument, laser sensor, the input terminal of air-break circuit-breaker is connect with AC power source, the output end of air-break circuit-breaker and the input terminal of Switching Power Supply connect, the output end of Switching Power Supply is connect with the output end of display control instrument, the feed output end of display control instrument and the power input of laser sensor connect, the current signal input of display control instrument and the current signal output end of laser sensor connect.The apparatus structure is simple and reliable, can intuitively show that sealing door-plat to the distance of doorframe, provides foundation for switch gate operator, effectively avoids sealing locking nut and sealing locking bolt card dead, reliably provides safeguard for equipment safety.
Description
Technical field
The utility model belongs to nuclear power station electrical engineering field, and in particular to a kind of nuclear power plant equipment knife switch door ranging
Device.
Background technique
Nuclear power station unit station equipment gate is fully-automatic equipment gate, functions primarily as reactor fuel and some dimensions
The inlet and outlet channel of tool (such as bolt stretching machine) is repaired, and forms last safety curtain together together with reactor containment vessel.?
During hermatic door is closed, since 3 push-and-pull electrical headers and 6 sealing electric heads cannot be guaranteed completely together in the sealing stage
Step, easily causes sealing door-plat to tilt.At this time if stopping door closing procedure not in time, sealing locking nut and dense block will lead to
Tight bolt is stuck, finally causes thread damage, push-and-pull electrical header end part damage, can lead to when serious can not normal switch door.
Therefore, during switch gate, the distance of real-time measurement sealing door-plat to doorframe, for switch gate, operator is provided
Intuitive foundation can stop closing the door in time, for equipment safety during switch gate, have weight in sealing door-plat inclination
Want meaning.
Summary of the invention
The purpose of this utility model is to provide a kind of nuclear power plant equipment knife switch door range unit, apparatus structure letters
It is single reliable, it can intuitively show that sealing door-plat to the distance of doorframe, provides foundation for switch gate operator, effectively avoids sealing
Locking nut and sealing locking bolt card are dead, reliably provide safeguard for equipment safety.
Realize the technical solution of the utility model aim: a kind of nuclear power plant equipment knife switch door range unit, the device
Including air-break circuit-breaker, Switching Power Supply, display control instrument, laser sensor, the input terminal and AC power source of air-break circuit-breaker connect
It connects, the input terminal of the output end of air-break circuit-breaker and Switching Power Supply connects, and the output end of Switching Power Supply is defeated with display control instrument
Outlet connection, the feed output end of display control instrument and the power input of laser sensor connect, the electric current of display control instrument
The connection of the current signal output end of signal input part and laser sensor.
Input terminal L, the input terminal N of the air-break circuit-breaker are separately connected the L line and N line of AC power source, air break
The output end L of device and the ac input end L connection of Switching Power Supply, the output end N of air-break circuit-breaker and exchanging for Switching Power Supply are defeated
Enter N is held to connect；The ground terminal PE of Switching Power Supply is grounded, and the DC output end anode V+ of Switching Power Supply is straight with display control instrument
The input anode V+ connection of galvanic electricity source, the DC output end cathode V- of Switching Power Supply and the DC supply input of display control instrument
Cathode V- connection.
The laser sensor is four.
Four laser sensors include laser sensor A, laser sensor B, laser sensor C and laser sensor
D。
The feed output end vo 1+ of the display control instrument is connect with the power input Vo1+ of laser sensor A4, is shown
Show that the feed output end vo 1- of controller is connect with the power input Vo1- of laser sensor A4；The electric current of display control instrument is believed
Number input terminal 1I+ is connect with the current signal output end 1I+ of laser sensor A4, the feed output end 1I- of display control instrument with
The current signal output end 1I- connection of laser sensor A4.
The feed output end vo 1+ of the display control instrument is connect with the power input Vo1+ of laser sensor B5, is shown
Show that the feed output end vo 1- of controller is connect with the power input Vo1- of laser sensor B5；The electric current of display control instrument is believed
Number input terminal 2I+ is connect with the current signal output end 2I+ of laser sensor B5, the feed output end 2I- of display control instrument with
The current signal output end 2I- connection of laser sensor B4.
The feed output end vo 2+ of the display control instrument is connect with the power input Vo2+ of laser sensor C6, is shown
Show that the feed output end vo 2- of controller is connect with the power input Vo2- of laser sensor C6；The electric current of display control instrument is believed
Number input terminal 3I+ is connect with the current signal output end 3I+ of laser sensor C6, the feed output end 3I- of display control instrument with
The current signal output end 3I- connection of laser sensor C6.
The feed output end vo 2+ of the display control instrument is connect with the power input Vo2+ of laser sensor D7, is shown
Show that the feed output end vo 2- of controller is connect with the power input Vo2- of laser sensor D7；The electric current of display control instrument is believed
Number input terminal 4I+ is connect with the current signal output end 4I+ of laser sensor D7, the feed output end 4I- of display control instrument with
The current signal output end 4I- connection of laser sensor D7.
The advantageous effects of the utility model are:
(1) a kind of nuclear power plant equipment knife switch door range unit of the utility model, structure is simple, easy to use, and
It will not have any impact to nuclear power station other equipment；
(2) a kind of nuclear power plant equipment knife switch door range unit of the utility model, using laser sensor measurement away from
From precision 1mm, accuracy is high, meets nuclear power plant equipment gate ranging requirement.
(3) a kind of nuclear power plant equipment knife switch door range unit of the utility model can intuitively show that sealing door-plat arrives
The distance of doorframe improves switch gate efficiency；
(4) sealing locking screw can be effectively prevented in a kind of nuclear power plant equipment knife switch door range unit of the utility model
Female and sealing locking bolt card is dead, keeps entire switch gate process more safely controllable.
Detailed description of the invention
Fig. 1 is a kind of circuit diagram of nuclear power plant equipment knife switch door range unit provided by the utility model；
In figure: 1. air-break circuit-breakers, 2. Switching Power Supplies, 3. display control instrument, 4. laser sensor A, 5. laser sensors
B, 6. laser sensor C, 7. laser sensor D.
Specific embodiment
With reference to the accompanying drawings and examples to a kind of nuclear power plant equipment knife switch door ranging provided by the utility model
Device is described in further detail.
As shown in Figure 1, a kind of nuclear power plant equipment knife switch door range unit provided by the utility model, the device packet
Include air-break circuit-breaker 1, Switching Power Supply 2, display control instrument 3, laser sensor A4, laser sensor B5, laser sensor C6 and
Laser sensor D7.The input terminal of air-break circuit-breaker 1 is connect with AC power source, the output end and Switching Power Supply 2 of air-break circuit-breaker 1
Input terminal connection, the output end of Switching Power Supply 2 connect with the output end of display control instrument 3, the feedback of four circuit display control instrument 3
It is defeated that electricity output end is respectively connected to laser sensor A4, laser sensor B5, laser sensor C6, the power supply of laser sensor D7
Enter end, 4 channel current signal input parts of four circuit display control instrument 3 are respectively connected to laser sensor A4, laser sensing
The current signal output end of device B5, laser sensor C6, laser sensor D7.
As shown in Figure 1, the input terminal L of air-break circuit-breaker 1, input terminal N are separately connected the L line and N line of AC power source, air
The output end L of breaker 1 is connect with the ac input end L of Switching Power Supply 2, the output end N and Switching Power Supply 2 of air-break circuit-breaker 1
Ac input end N connection.The ground terminal PE of Switching Power Supply 2 is grounded, the DC output end anode V+ of Switching Power Supply 2 and display
The DC supply input anode V+ connection of controller 3, DC output end cathode V- and the display control instrument 3 of Switching Power Supply 2
The V- connection of DC supply input cathode.The power input of feed the output end vo 1+ and laser sensor A4 of display control instrument 3
Vo1+ connection is held, the feed output end vo 1- of display control instrument 3 is connect with the power input Vo1- of laser sensor A4；Display
The current signal output end 1I+ of the current signal input 1I+ and laser sensor A4 of controller 3 are connect, display control instrument 3
Feed output end 1I- is connect with the current signal output end 1I- of laser sensor A4.The feed output end vo 1 of display control instrument 3
+ connect with the power input Vo1+ of laser sensor B5, the feed output end vo 1- and laser sensor B5 of display control instrument 3
Power input Vo1- connection；The current signal input 2I+ and the current signal of laser sensor B5 of display control instrument 3 are defeated
The feed output end 2I- of outlet 2I+ connection, display control instrument 3 is connect with the current signal output end 2I- of laser sensor B5.
The feed output end vo 2+ of display control instrument 3 is connect with the power input Vo2+ of laser sensor C6, the feedback of display control instrument 3
Electricity output end Vo2- is connect with the power input Vo2- of laser sensor C6；The current signal input 3I+ of display control instrument 3
It is connect with the current signal output end 3I+ of laser sensor C6, the feed output end 3I- and laser sensor of display control instrument 3
The current signal output end 3I- connection of C6.The power input of feed the output end vo 2+ and laser sensor D7 of display control instrument 3
Vo2+ connection is held, the feed output end vo 2- of display control instrument 3 is connect with the power input Vo2- of laser sensor D7；Display
The current signal output end 4I+ of the current signal input 4I+ and laser sensor D7 of controller 3 are connect, display control instrument 3
Feed output end 4I- is connect with the current signal output end 4I- of laser sensor D7.
As shown in Figure 1, a kind of work of nuclear power plant equipment knife switch door range unit provided by the utility model is former
It manages as follows:
220V AC power source supplies Switching Power Supply 2 through air-break circuit-breaker 1, and 220V AC conversion is 24V by Switching Power Supply 2
Direct current is used for four circuit display control instrument 3, and the feed output of four circuit display control instrument 3 is laser sensor A4, laser
Sensor B5, laser sensor C6, laser sensor D7 provide 24V DC power supply.Laser sensor A4, laser sensor B5,
Distance signal is converted current signal by laser sensor C6, laser sensor D7, and is conveyed to four circuit display control instrument 3,
3 analog quantity current signals are converted digital signal by four circuit display control instrument, is shown in digitron display screen after calculating
On.
The utility model is explained in detail above in conjunction with drawings and examples, but the utility model is not limited to
Embodiment is stated, within the knowledge of a person skilled in the art, the utility model aims can also not departed from
Under the premise of various changes can be made.The content being not described in detail in the utility model can use the prior art.
Claims (8)
1. a kind of nuclear power plant equipment knife switch door range unit, it is characterised in that: the device includes air-break circuit-breaker (1), opens
Powered-down source (2), display control instrument (3), laser sensor, the input terminal of air-break circuit-breaker (1) are connect with AC power source, and air is disconnected
The output end of road device (1) is connect with the input terminal of Switching Power Supply (2), output end and display control instrument (3) of Switching Power Supply (2)
Output end connection, the feed output end of display control instrument (3) and the power input of laser sensor connect, display control instrument
(3) current signal output end of current signal input and laser sensor connects.
2. a kind of nuclear power plant equipment knife switch door range unit according to claim 1, it is characterised in that: the sky
Input terminal L, the input terminal N of gas breaker (1) are separately connected the L line and N line of AC power source, the output end L of air-break circuit-breaker (1)
It is connect with the ac input end L of Switching Power Supply (2), the output end N of air-break circuit-breaker (1) exchanges input with Switching Power Supply (2)
Hold N connection；The ground terminal PE of Switching Power Supply (2) is grounded, the DC output end anode V+ and display control instrument of Switching Power Supply (2)
(3) DC supply input anode V+ connection, DC output end cathode V- and display control instrument (3) of Switching Power Supply (2)
The V- connection of DC supply input cathode.
3. a kind of nuclear power plant equipment knife switch door range unit according to claim 2, it is characterised in that: described swashs
Optical sensor is four.
4. a kind of nuclear power plant equipment knife switch door range unit according to claim 3, it is characterised in that: described four
A laser sensor includes laser sensor A (4), laser sensor B (5), laser sensor C (6) and laser sensor D (7).
5. a kind of nuclear power plant equipment knife switch door range unit according to claim 4, it is characterised in that: described is aobvious
Show that the power input Vo1+ of the feed output end vo 1+ and laser sensor A (4) of controller (3) are connect, display control instrument (3)
Feed output end vo 1- connect with the power input Vo1- of laser sensor A (4)；The current signal of display control instrument (3)
Input terminal 1I+ is connect with the current signal output end 1I+ of laser sensor A (4), the feed output end 1I- of display control instrument (3)
It is connect with the current signal output end 1I- of laser sensor A (4).
6. a kind of nuclear power plant equipment knife switch door range unit according to claim 5, it is characterised in that: described is aobvious
Show that the power input Vo1+ of the feed output end vo 1+ and laser sensor B (5) of controller (3) are connect, display control instrument (3)
Feed output end vo 1- connect with the power input Vo1- of laser sensor B (5)；The current signal of display control instrument (3)
Input terminal 2I+ is connect with the current signal output end 2I+ of laser sensor B (5), the feed output end 2I- of display control instrument (3)
It is connect with the current signal output end 2I- of laser sensor B (5).
7. a kind of nuclear power plant equipment knife switch door range unit according to claim 6, it is characterised in that: described is aobvious
Show that the power input Vo2+ of the feed output end vo 2+ and laser sensor C (6) of controller (3) are connect, display control instrument (3)
Feed output end vo 2- connect with the power input Vo2- of laser sensor C (6)；The current signal of display control instrument (3)
Input terminal 3I+ is connect with the current signal output end 3I+ of laser sensor C (6), the feed output end 3I- of display control instrument (3)
It is connect with the current signal output end 3I- of laser sensor C (6).
8. a kind of nuclear power plant equipment knife switch door range unit according to claim 7, it is characterised in that: described is aobvious
Show that the power input Vo2+ of the feed output end vo 2+ and laser sensor D (7) of controller (3) are connect, display control instrument (3)
Feed output end vo 2- connect with the power input Vo2- of laser sensor D (7)；The current signal of display control instrument (3)
Input terminal 4I+ is connect with the current signal output end 4I+ of laser sensor D (7), the feed output end 4I- of display control instrument (3)
It is connect with the current signal output end 4I- of laser sensor D (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822182991.6U CN209246947U (en) | 2018-12-24 | 2018-12-24 | A kind of nuclear power plant equipment knife switch door range unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822182991.6U CN209246947U (en) | 2018-12-24 | 2018-12-24 | A kind of nuclear power plant equipment knife switch door range unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209246947U true CN209246947U (en) | 2019-08-13 |
Family
ID=67534468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822182991.6U Active CN209246947U (en) | 2018-12-24 | 2018-12-24 | A kind of nuclear power plant equipment knife switch door range unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209246947U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109520431A (en) * | 2018-12-24 | 2019-03-26 | 江苏核电有限公司 | A kind of nuclear power plant equipment knife switch door range unit |
-
2018
- 2018-12-24 CN CN201822182991.6U patent/CN209246947U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109520431A (en) * | 2018-12-24 | 2019-03-26 | 江苏核电有限公司 | A kind of nuclear power plant equipment knife switch door range unit |
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