CN207835050U - A kind of cathodic protection station comprehensive protector - Google Patents
A kind of cathodic protection station comprehensive protector Download PDFInfo
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- CN207835050U CN207835050U CN201820172830.6U CN201820172830U CN207835050U CN 207835050 U CN207835050 U CN 207835050U CN 201820172830 U CN201820172830 U CN 201820172830U CN 207835050 U CN207835050 U CN 207835050U
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Abstract
The utility model discloses a kind of cathodic protection station comprehensive protectors, belong to cathodic protection station technical field.The cathodic protection station comprehensive protector includes babinet, and decoupling device protection location, breaker group, exchange input B+C surge protectors, direct current output B+C surge protectors, zero-bit reference test b+C surge protectors, connecting terminal and bus-bar are equipped in the babinet；The decoupling device protection location, exchange input B+C surge protectors, direct current output B+C surge protectors and zero-bit reference test b+C surge protector phase line ends are connect by conducting wire with connecting terminal, and ground terminal is grounded by bus-bar.It is described in the utility model that there is complete lightning-protection system, and the defect for the high voltage energy that stray electrical current interference generates can be eliminated.
Description
Technical field
The utility model is related to cathodic protection station technical field more particularly to a kind of cathodic protection station comprehensive protectors.
Background technology
Cathodic protection station is made of potentiostat and control device, and as electronics integration degree is higher and higher, cathode is protected
The insulation voltage endurance capability for protecting station equipment is more and more fragile.The prior art is mainly defeated by the AC power in cathodic protection station
Enter end, DC power output end, zero-bit reference test lead installation 20kA surge protectors mode come protect thunder and lightning to cathode protect
The destruction of shield station insulation.But the case of cathodic protection station insulation breakdown damage is still commonplace, aspect that there are two main causes,
First, 20kA surge protector lack B grades of lightning protection of prime as C grades of lightning protection, cannot constitute complete lightning-protection system, and thunder and lightning is anti-
Shield ability is limited；Second, cathodic protection station line is connected with pipeline, and the stray electrical current generated on pipeline interferes contour voltage energy to pass through
Cathodic protection station line enters cathodic protection station test lead, and to make test lead insulation breakdown, and the height that stray electrical current interference generates is electric
Pressure energy amount has exceeded the protective capacities of lightning-protected product since long-time exists.
Invention content
In order to solve the technical problems existing in the prior art, the utility model provides a kind of cathodic protection station synthesis guarantor
Protection unit has complete lightning-protection system, and can eliminate the defect for the high voltage energy that stray electrical current interference generates.
In order to achieve the above object, the technical solution adopted in the utility model is as follows：
A kind of cathodic protection station comprehensive protector, including babinet, the babinet is interior to be equipped with breaker group, exchange input B+
C surge protectors, direct current output B+C surge protectors, zero-bit reference test b+C surge protectors, connecting terminal and bus-bar；
The exchange inputs B+C surge protectors, direct current output B+C surge protectors and zero-bit reference test b+C surge protectors
Phase line end is connect by conducting wire with connecting terminal, the exchange input B+C surge protectors, direct current output B+C surge protections
The ground terminal of device and zero-bit reference test b+C surge protectors is grounded by bus-bar.
Further, after the phase line end of the exchange input B+C surge protectors is connect with breaker group by conducting wire and
Connecting terminal connects.
Further, the exchange input B+C surge protectors include the first varistor, the second varistor, third
Varistor and the 4th varistor, the breaker group includes the first breaker, the second breaker and third breaker, described
First varistor is connect by conducting wire with the input A interfaces that exchange of connecting terminal after connecting with the first breaker；Described
Two varistors are connect by conducting wire with the input B interfaces that exchange of connecting terminal after connecting with the second breaker；The third
Varistor is connect by conducting wire with the input C interfaces that exchange of connecting terminal after connecting with third breaker；4th pressure
One end of quick resistance is connected by conducting wire with the center line that exchanges of connecting terminal, and the other end by bus-bar by being grounded.
Further, the direct current output B+C surge protectors include the 5th varistor, the 6th varistor and the 9th
Varistor；Described 5th varistor one end inputs anode interface connection, the other end by the direct current of conducting wire and connecting terminal
It is grounded by bus-bar；Described 6th varistor one end inputs the connection of cathode interface by the direct current of conducting wire and connecting terminal,
The other end is grounded by bus-bar；Described 9th varistor one end inputs anode interface by the direct current of conducting wire and connecting terminal
Connection, the other end input cathode interface by the direct current of conducting wire and connecting terminal and connect.
Further, the zero-bit reference test b+C surge protectors include the 7th varistor, the 8th varistor and
One end of tenth varistor, the 7th varistor is connected by the reference line interface of conducting wire and connecting terminal, the other end
It is grounded by bus-bar；One end of 8th varistor is connected by the cathodic protection station line interface of conducting wire and connecting terminal,
The other end is grounded by bus-bar；One end of tenth varistor is connected by the reference line interface of conducting wire and connecting terminal
It connects, the other end is connected by the cathodic protection station line interface of conducting wire and connecting terminal.
Further, further include decoupling device protection location.
Further, one end of the decoupling device protection location is connect by conducting wire with connecting terminal, other end ground connection.
Further, further include for detecting cathodic protection station comprehensive protector internal surge protector normally or deteriorating
And record the monitoring running state unit of the lightning protected action frequency of surge protector.
Further, the monitoring running state unit is embedded in the surface of babinet, by conducting wire with exchange input B+C electricity
Surge protector, direct current output B+C surge protectors are connected with zero-bit reference test b+C surge protectors.
Advantageous effect：Compared with prior art, the utility model first by using exchange input B+C surge protectors,
Direct current output B+C surge protectors and zero-bit reference test b+C surge protectors constitute complete lightning-protection system, and it is anti-to improve thunder and lightning
Shield ability, secondly by the setting of decoupling device protection location, can protect pipeline stray electrical current anti-channeling enter cathodic protection station and
The stray current drainage and overvoltage protection for causing insulation damages effectively improve the pressure-resistant tolerance of cathodic protection station insulation, in advance
The anti-cathodic protection system stoppage in transit event caused by cathodic protection station failure, effectively improves the corrosion protection ability of pipeline, prolongs
Long pipeline service life.
Description of the drawings
Fig. 1 is a kind of internal structure schematic diagram of cathodic protection station comprehensive protector provided in this embodiment；
Fig. 2 is a kind of external structure schematic diagram of cathodic protection station comprehensive protector provided in this embodiment；
Fig. 3 is a kind of circuit connection diagram of cathodic protection station comprehensive protector provided in this embodiment；
Fig. 4 is a kind of application schematic diagram of cathodic protection station comprehensive protector provided in this embodiment.
In figure：1- babinets, 2- decoupling devices protection location, 3- breakers group, 4- exchange input B+C surge protectors, 5-
Direct current output B+C surge protectors, 6- zero-bit reference test b+C surge protectors, 7- connecting terminals, 8- bus-bars, 9- operations
Condition Monitoring Unit, the first breakers of QF1-, the second breakers of QF2-, QF3- thirds breaker, the first varistors of R1-, R2-
Second varistor, R3- thirds varistor, the 4th varistors of R4-, the 5th varistors of R5-, the 6th varistors of R6-,
The 7th varistors of R7-, the 8th varistors of R8-, the 9th varistors of R9-, the tenth varistors of R10-.
Specific implementation mode
In the description of the present invention, it should be understood that term "center", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of describing the present invention and simplifying the description, rather than indicates or imply and is signified
Device or element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as to this practicality
Novel limitation.
Term " first ", " second " are used for description purposes only, be not understood to indicate or imply relative importance or
Implicitly indicate the quantity of indicated technical characteristic." first " is defined as a result, the feature of " second " can be expressed or imply
Ground includes one or more this feature.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two
It is a or more than two.
The utility model is further elaborated with reference to the accompanying drawings and examples.
Embodiment
With reference to figure 1-4, a kind of cathodic protection station comprehensive protector, including babinet 1, the babinet 1 is interior to be equipped with breaker
Group 3, exchange input B+C surge protectors 4, direct current output B+C surge protectors 5, zero-bit reference test b+C surge protectors 6,
Connecting terminal 7 and bus-bar 8；The exchange input B+C surge protectors 4, direct current output B+C surge protectors 5 and zero-bit ginseng
Phase line end than test b+C surge protectors 6 is connect by conducting wire with connecting terminal 7, and the exchange inputs B+C surge protections
The ground terminal of device 4, direct current output B+C surge protectors 5 and zero-bit reference test b+C surge protectors 6 is connect by bus-bar 8
Ground.
Further, with reference to figure 1 and 3, the phase line end of the exchange input B+C surge protectors 4 is connect with breaker group 3
It is connect afterwards with connecting terminal 7 by conducting wire.
Further, with reference to figure 3, the exchange input B+C surge protectors 4 include the first varistor R1, the second pressure
Quick resistance R2, third varistor R3 and the 4th varistor R4, the breaker group 3 are broken including the first circuit breaker Q F1, second
Road device QF2 and third circuit breaker Q F3, the first varistor R1 connect with the first circuit breaker Q F1 after by conducting wire and wiring
The exchange input A interfaces connection of terminal 7；The second varistor R2 connect with the second circuit breaker Q F2 after by conducting wire with
The exchange input B interfaces connection of connecting terminal 7；The third varistor R3 connect with third circuit breaker Q F3 after by leading
Line is connect with the exchange of connecting terminal 7 input C interfaces；One end of the 4th varistor R4 passes through conducting wire and connecting terminal
7 exchange center line connection, the other end by bus-bar 8 by being grounded.
Further, with reference to figure 3, the direct current output B+C surge protectors 5 include the 5th varistor R5, the 6th pressure
Quick resistance R6 and the 9th varistor R9；Described 5th one end varistor R5 is inputted by the direct current of conducting wire and connecting terminal 7
Anode interface connects, and the other end is grounded by bus-bar 8；Described 6th one end varistor R6 passes through conducting wire and connecting terminal 7
Direct current input cathode interface connection, the other end is grounded by bus-bar 8；Described 9th one end varistor R9 by conducting wire with
The direct current input anode interface connection of connecting terminal 7, the other end input cathode interface by the direct current of conducting wire and connecting terminal 7 and connect
It connects.
Further, with reference to figure 3, the zero-bit reference test b+C surge protectors 6 include the 7th varistor R7, the
The ginseng that one end of eight varistor R8 and the tenth varistor R10, the 7th varistor R7 pass through conducting wire and connecting terminal 7
It is connected than line interface, the other end is grounded by bus-bar 8；One end of the 8th varistor R8 passes through conducting wire and connecting terminal
7 cathodic protection station line interface connection, the other end are grounded by bus-bar 8；One end of the tenth varistor R10 passes through conducting wire
It is connect with the reference line interface of connecting terminal 7, the other end is connect by conducting wire with the cathodic protection station line interface of connecting terminal 7.
Further, further include decoupling device protection location 2 with reference to figure 1 and 3.
Further, with reference to figure 1 and 3, one end of the decoupling device protection location 2 is connected by conducting wire and connecting terminal 7
It connects, other end ground connection.
It should be noted that decoupling device protection location 2 described in the present embodiment is specially solid decoupling device, for reducing
Stray electrical current interference voltage value on cathodic protection station line, discharge stray electrical current interference and by the interference voltage of stray electrical current for a long time
It reduces.
Further, further include for detecting cathodic protection station comprehensive protector internal surge protector just with reference to figure 2
The monitoring running state unit 9 of lightning protected action frequency that is normal or deteriorating and record surge protector.
Further, with reference to figure 2, the monitoring running state unit 9 is embedded in the surface of babinet 1, passes through conducting wire and friendship
Stream input B+C surge protectors 4, direct current output B+C surge protectors 5 and zero-bit reference test b+C surge protectors 6 connect.
It should be noted that the B+C surge protectors come with microswitch and deterioration alarm terminals, when B+C surges
After protector damage deterioration, microswitch provides on-off model, is connected by deteriorating alarm terminals and monitoring running state unit 9
It connects.
With reference to figure 4, as a kind of application of cathodic protection station comprehensive protector described in the present embodiment, cathodic protection station
Input, direct current output, the test of zero-bit reference are exchanged when passing in and out cathodic protection station, passes through cathodic protection described in the present embodiment of connecting
It stands comprehensive protector, reaches the complete lightning protection function of protection direct lightning strike, inductive lightning, switching overvoltage, cathodic protection station line passes through
Decoupling device unit protects stray electrical current overvoltage, achievees the purpose that cathodic protection station integrated protection, to enhance cathodic protection
The lightning protection properties stood improve the anti-corrosion capability of pipeline, extend pipeline service life.
It is preferred embodiments of the present invention above, it is noted that for those skilled in the art
For, without departing from the principle of this utility model, several improvements and modifications can also be made, these improvements and modifications
It is considered as the scope of protection of the utility model.
Claims (9)
1. a kind of cathodic protection station comprehensive protector, it is characterised in that：Including babinet (1), open circuit is equipped in the babinet (1)
Device group (3), exchange input B+C surge protectors (4), direct current output B+C surge protectors (5), zero-bit reference test b+C surges
Protector (6), connecting terminal (7) and bus-bar (8)；The exchange input B+C surge protectors (4), direct current output B+C surges
The phase line end of protector (5) and zero-bit reference test b+C surge protectors (6) is connect by conducting wire with connecting terminal (7), institute
State exchange input B+C surge protectors (4), direct current output B+C surge protectors (5) and zero-bit reference test b+C surge protections
The ground terminal of device (6) is grounded by bus-bar (8).
2. a kind of cathodic protection station comprehensive protector according to claim 1, it is characterised in that：The exchange inputs B+
The phase line end of C surge protectors (4) is connect by conducting wire with connecting terminal (7) after being connect with breaker group (3).
3. a kind of cathodic protection station comprehensive protector according to claim 1 or 2, it is characterised in that：The exchange is defeated
It is pressure-sensitive including the first varistor R1, the second varistor R2, third varistor R3 and the 4th to enter B+C surge protectors (4)
Resistance R4, the breaker group (3) include the first circuit breaker Q F1, the second circuit breaker Q F2 and third circuit breaker Q F3, and described first
It is connect with the exchange of connecting terminal (7) input A interfaces by conducting wire after varistor R1 and the first circuit breaker Q F1 series connection；Institute
The second varistor R2 is stated with after the second circuit breaker Q F2 series connection to connect with the input B interfaces that exchange of connecting terminal (7) by conducting wire
It connects；The third varistor R3 inputs C phases by conducting wire with after the F3 series connection of third circuit breaker Q with exchanging for connecting terminal (7)
Interface connects；One end of the 4th varistor R4 is connect by conducting wire with the exchange center line of connecting terminal (7), and the other end is logical
Cross bus-bar (8) ground connection.
4. a kind of cathodic protection station comprehensive protector according to claim 1, it is characterised in that：The direct current output B+
C surge protectors (5) include the 5th varistor R5, the 6th varistor R6 and the 9th varistor R9；Described 5th is pressure-sensitive
The one end resistance R5 inputs anode interface with the direct current of connecting terminal (7) by conducting wire and connect, and the other end is connect by bus-bar (8)
Ground；Described 6th one end varistor R6 inputs cathode interface with the direct current of connecting terminal (7) by conducting wire and connect, and the other end is logical
Cross bus-bar (8) ground connection；Described 9th one end varistor R9 inputs anode interface by the direct current of conducting wire and connecting terminal (7)
Connection, the other end input cathode interface with the direct current of connecting terminal (7) by conducting wire and connect.
5. a kind of cathodic protection station comprehensive protector according to claim 1, it is characterised in that：The zero-bit reference is surveyed
Try B+C surge protectors (6) include the 7th varistor R7, the 8th varistor R8 and the tenth varistor R10, the described 7th
One end of varistor R7 is connect by conducting wire with the reference line interface of connecting terminal (7), and the other end is connect by bus-bar (8)
Ground；One end of the 8th varistor R8 is connect by conducting wire with the cathodic protection station line interface of connecting terminal (7), and the other end is logical
Cross bus-bar (8) ground connection；One end of the tenth varistor R10 is connected by the reference line interface of conducting wire and connecting terminal (7)
It connects, the other end is connect by conducting wire with the cathodic protection station line interface of connecting terminal (7).
6. a kind of cathodic protection station comprehensive protector according to claim 1, it is characterised in that：It further include decoupling device
Protection location (2).
7. a kind of cathodic protection station comprehensive protector according to claim 6, it is characterised in that：The decoupling device is protected
One end of shield unit (2) is connect by conducting wire with connecting terminal (7), other end ground connection.
8. a kind of cathodic protection station comprehensive protector according to claim 1, it is characterised in that：Further include for detecting
Cathodic protection station comprehensive protector internal surge protector is normal or deteriorates and record the lightning protected action of surge protector
The monitoring running state unit (9) of number.
9. a kind of cathodic protection station comprehensive protector according to claim 8, it is characterised in that：The operating status prison
It surveys unit (9) and is embedded in the surface of babinet (1), by conducting wire and exchange that input B+C surge protectors (4), direct current output B+C electric
Surge protector (5) and zero-bit reference test b+C surge protectors (6) connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820172830.6U CN207835050U (en) | 2018-02-01 | 2018-02-01 | A kind of cathodic protection station comprehensive protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820172830.6U CN207835050U (en) | 2018-02-01 | 2018-02-01 | A kind of cathodic protection station comprehensive protector |
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| Publication Number | Publication Date |
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| CN207835050U true CN207835050U (en) | 2018-09-07 |
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| CN201820172830.6U Active CN207835050U (en) | 2018-02-01 | 2018-02-01 | A kind of cathodic protection station comprehensive protector |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2700269C1 (en) * | 2019-03-15 | 2019-09-16 | Акционерное общество "Гипрогазцентр" | Device for separation of cathodic protection circuits and protective grounding and lightning protection circuits |
-
2018
- 2018-02-01 CN CN201820172830.6U patent/CN207835050U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2700269C1 (en) * | 2019-03-15 | 2019-09-16 | Акционерное общество "Гипрогазцентр" | Device for separation of cathodic protection circuits and protective grounding and lightning protection circuits |
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| GR01 | Patent grant | ||
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A comprehensive protection device for Cathodic Protection Station Effective date of registration: 20210609 Granted publication date: 20180907 Pledgee: Xi'an innovation financing Company limited by guarantee Pledgor: SHAANXI LINELY ELECTRIC Co.,Ltd. Registration number: Y2021990000505 |