CN2082270U - Corrosion-proof attachment protecting device - Google Patents
Corrosion-proof attachment protecting device Download PDFInfo
- Publication number
- CN2082270U CN2082270U CN 90215652 CN90215652U CN2082270U CN 2082270 U CN2082270 U CN 2082270U CN 90215652 CN90215652 CN 90215652 CN 90215652 U CN90215652 U CN 90215652U CN 2082270 U CN2082270 U CN 2082270U
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- Prior art keywords
- circuit
- amplifier
- electrode
- resistance
- positive electrode
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- Prevention Of Electric Corrosion (AREA)
Abstract
The utility model relates to a device for preventing metal components in the sea water being eroded by the sea water and attached by marine lives. The device aims to solve the problem of how to simultaneously prevent the metal components in the sea water being attached by the marine lives and eroded by the sea water by utilizing the electrochemical process. The utility model is characterized in that the device for preventing metal components in the sea-water being eroded by the sea water and attached by marine lives comprises a current control box having a circuit of constant current source and a copper positive electrode and an aluminum positive electrode which can respectively release copper ions in the sea water and form aluminium hydroxide flocculus under the function of the current. The utility model is used for preventing the phenomenon that the metal components of the marine vessels and the facilities utilizing the sea water on shore are contacted with the sea water for a long time to be eroded by the sea water and attached by the marine lives.
Description
The utility model relates to and a kind ofly prevents that hardware is by sea-water corrosion with by the adherent device of marine organisms in the seawater.
Hardware in the seawater often stop up because of marine organisms adhere to as salt water cooling system of boats and ships etc., and the corrosion of hardware in seawater is also very serious.For solve that marine organisms adhere to common employing be in seawater copper ion releasing or (with) chlorion is with poisoning marine organisms and biological slime dirt body.Normally adopt anode to sacrifice method and solve corroding method.
The purpose of this utility model is preventing the halobiontic while, can produce the aluminium hydroxide floss to be attached on the protected hardware to slow down the erosion of seawater to hardware.
Anticorrosion anti-attaching described in the utility model is put, by current control case (17), be loaded on its inner electrode supply circuit, constant-current source circuit, tie cable (19), the copper positive electrode (21) of copper ion releasing, the aluminium matter positive electrode (22) that can produce the aluminium hydroxide floss constitute in seawater under the effect of the electric current that is provided by the lead (1) in the cable (19).Wherein copper positive electrode (21) and aluminium matter positive electrode (22) all are by the bolt (10) of the electrode bar (14) of body (8), copper or aluminium matter, connection electrode rod (14) and body (8), nut (12) (15) and make body (8) and electrode bar (14) insulating packing ring (11) is constituted.Body (8) one ends be provided with for the import of sealed guide (1) loam cake (5), packing ring (4), tubular shape bolt (3), nut (2) and for further sealing fills body (8) internal cavity and and the lock packing (6) in the space of lead (1), available watertight packing of lock packing (6) or non-conductive glue.Upper part of electrode bar (14) to lower part of body (8) has sealing ply (9), as epoxy resin glue, rubber, its objective is to prevent this part loss in advance.
Anticorrosion anti-attaching described in the utility model is put, and its constant-current source circuit is made up of control power supply stabilization circuit and electric current automatic circuit.Its control power supply stabilization circuit is by transformer T
2, bridge rectifier QD
2, three terminal regulator IC
1, IC
2And filter capacitor C
2, C
3Constitute.
Electric current automatic circuit of the present utility model comprises:
The hand adjustment circuit is by potentiometer VR
1And resistance R
1The voltage-divider that constitutes constitutes, and is intended to play adjustment triode Q by adjusting voltage
1The effect of outward current;
Sample circuit is by the amplifier A as follower
2Constitute, the signal of input terminus (+) is taken from sampling resistor R in the same way
9, be intended to detection transistor Q
1The variation of outward current;
Automatic control circuit is by the amplifier A as totalizer
1, meet amplifier A
1Input terminus (+) resistance in circuit R in the same way
2, R
6, constitute amplifier A
1The resistance R of reaction circuit
3, R
5, base stage is passed through resistance R
4With amplifier A
1The large power triode Q that links to each other of output terminal
1Constitute triode Q
1Collector electrode connect power supply, emtting electrode passes through resistance R
9Connect copper with fusible cut-out RD or aluminium matter positive electrode (21), (22), purpose is to realize the effect of the big electric current of voltage control;
Electric current is crossed low warning circuit, by meeting amplifier A
3The resistance R of input terminus (+) in the same way
8With potentiometer VR
2, be installed in the minus earth on current control case (17) panel, the anodal current-limiting resistance R of passing through
7Meet amplifier A
3The photodiode of output terminal constitute, purpose is as triode Q
1Outward current cross when low, lumination of light emitting diode plays the effect that electric current is crossed the low indication of reporting to the police;
The electric current indicating circuit meets amplifier A by input terminus (+) in the same way
1The amplifier A of output terminal
4With meet amplifier A by waver BK
4The voltmeter V of output terminal constitute.
The utility model adopts electrochemical method utilization that the deleterious seawater of hardware is made electrolytic medium; producing the deleterious cupric ion of marine organisms; to prevent the adherent aluminium hydroxide floss that produces simultaneously of marine organisms; it is sticked on the hardware; to prevent and to slow down the erosion of seawater, realized that a device carries out anticorrosion anti-attached protection to hardware under the seawater simultaneously to hardware.
Fig. 1 is power circuit principle figure;
Fig. 2 is a constant current source electric current automatic circuit schematic diagram;
Fig. 3 is copper or the structure iron of aluminium matter positive electrode;
Fig. 4 is the user mode figure of the utility model on boats and ships.
Further specify below in conjunction with accompanying drawing:
As shown in Figure 4, the utility model is made up of current control case (17), cable (19), copper or aluminium matter positive electrode (21), (22).
Current control case (17) inside is equipped with circuit illustrated in figures 1 and 2 and element, and power supply indication LED is housed on its panel
2, corresponding each positive electrode electric current cross the LED of the low indication of reporting to the police
1, adjust the potentiometer VR of electric current power
1And knob (18) etc.
Cable (19) is made of three leads insulated from each other (1), and one connects copper positive electrode (21), and second connects aluminium matter positive electrode (22), and its other end connects the current output terminal of two road constant-current source circuits respectively.The 3rd underwater metal component that connects as the need protection of loop negative electrode, the ground of its another termination constant-current source circuit.
The every pair of copper and aluminium matter positive electrode can adopt welding or the bolted method of ring flange (7) to be fixed on the underwater metal component that needs protection, and connecting portion is upper part of body (8).The electrode bar (14) that should be able to guarantee positive electrode when work after the connection can be immersed in the seawater.
Copper positive electrode (21) or aluminium matter positive electrode (22) can be that as shown in Figure 3 structure is formed.Add insulating washer (11) insulation between its body (8), the electrode bar (14), and adopt tubular bolt (10) and nut (12) (15) that both are connected as one.In order to make body (8) sealing, its lead (1) import is provided with loam cake (5), packing ring (4), tubular bolt (3), nut (2), and utilizes lock packing (6) such as watertight packing or non-conductive glue to seal with the cavity in the body (8) and with space between lead (1).
Lead (1) is connected with electrode bar (14) by tubular shape bolt (3) (10), connects reliably for making, and utilizes bung flange (13) and nut (12) that the end of a thread and the electrode bar (14) of lead (1) are pressed together.Nut (12) has the different internal and external threads of rotation direction, to play lead (1) and the effect that is connected body (8) of compressing.
Upper part of electrode bar (14) to lower part of body (8) scribbles sealing ply (9), as epoxy resin glue or rubber etc., at first destroys inner lead (1) and web member to prevent seawater.
Power source circuit shown in Figure 1 comprises electrode supply circuit and control power supply stabilization circuit.The electrode supply circuit is by transformer T
1, bridge rectifier QD
1With filter capacitor C
1Constitute, purpose is by triode Q
1Control provide big electric current to electrode.The control power supply stabilization circuit is by transformer T
2, bridge rectifier QD
2, three terminal regulator IC
1, IC
2And filter capacitor C
2, C
3Constitute three terminal regulator IC
1And IC
2Can select the integrated stable voltage circuit of 7806 and 7824 models respectively for use, purpose is to provide stable voltage for the electric current automatic circuit of constant current source.
Electric current automatic circuit shown in Figure 2 comprises that hand adjustment circuit, sample circuit, automatic control circuit, electric current cross low warning circuit, electric current indicating circuit, and division is as follows:
The hand adjustment circuit is by the potentiometer VR that is installed on current control case (17) panel
1And resistance R
1The voltage-divider that constitutes constitutes potentiometer VR
1An end and resistance R
1Link to each other the second end ground connection, center tap terminating resistor R
2, resistance R
1Another termination+6 volt voltage stabilized source.
Sample circuit is by the amplifier A as voltage follower
2Constitute, it holds the signal of (+) to be taken from sampling resistor R in the same way
9, when the resistance R of flowing through
9Electric current when increasing, through amplifier A
3Feed back in the same way that the voltage signal of input terminus (+) diminishes, thereby make amplifier A
2Output diminish.
Automatic control circuit is by resistance R
2, R
6Form voltage superposition loop, make the A that sends into after the voltage of hand adjustment circuit and the voltage summation that sample circuit feeds back to as operational amplifier
1Input terminus in the same way (+), resistance R
3, R
5Constitute amplifier A
1Negative feedback loop play stabilizing circuit, amplifier A
1Output voltage through resistance R
4Control large power triode Q
1Base stage, triode Q
1Collector electrode connect+30 volts of electrode supplies, emtting electrode passes through resistance R
9Connect copper with fusible cut-out RD or aluminium matter positive electrode (21), (22), constitute the loop by electrolytic medium (seawater) and protected hardware again as negative electrode.Large power triode can be selected TP122 type Darlington transistor for use.The resistance R of when the transistor base current potential is high, flowing through
9Outward current just big, when base potential was low, outward current was just little.
Electric current is crossed low warning circuit, wherein resistance R
8, potentiometer VR
2Constitute voltage-divider to amplifier A as comparer
3Provide threshold potential, amplifier A
3Output by current-limiting resistance R
7Connect the LED that is installed on current control case (17) panel
1Positive pole, its minus earth, amplifier A
3Negative input (-) meet amplifier A
1Output terminal.As amplifier A
3The current potential of negative input (-) is low to resistance R
8, potentiometer VR
2The threshold potential that sets of voltage-divider after, comparison amplifier A
3The output high level, LED
1Conducting is luminous, because amplifier A
1Voltage and triode Q
1The variation that is directly proportional of emtting electrode outward current, so by adjusting potentiometer VR
2Can make LED
1At triode Q
1Emitter current luminous when being lower than a certain value (as 0.6 ampere), thereby play the effect that electric current is crossed the low indication of reporting to the police.
The electric current indicating circuit meets amplifier A by input terminus (+) in the same way
1The voltage follow-up amplifier A of output terminal
4With meet amplifier A by singly leading multidigit waver BK
4The voltmeter V of output terminal constitute, waver BK is installed on the panel of current control case (17), each road outward current in order to conversion indication multiple constant current source circuit, damage for the point of contact of avoiding waver BK produces by big electric current, therefore search the amplifier A that is directly proportional and changes with outward current
1Output voltage and the size of coming indicator current with voltmeter.
Amplifier A in the circuit
1, A
2, A
3And A
4Can select LM324 type four high guaily unit for use.Its positive supply termination+24 volt power supply, negative power end ground connection.
Whole device is work like this, the multichannel electric current that the inner constant-current source circuit of current control case (17) produces is presented to each copper and aluminium matter positive electrode (21), (22) by cable (19), and ionization generates cupric ion and aluminium hydroxide floss in seawater, thereby reach the effect of killing marine organisms simultaneously and slowing down marine denudation.
A copper positive electrode (21), an aluminium matter positive electrode (22) and a lead that is connected with hardware (1) terminal (20) constitute an electrode group; excessive if any the hardware that many water inlet valve ports maybe need be protected; can establish several groups of electrode groups, and positive electrode of every increase just needs to increase cover constant current source electric current automatic circuit shown in Figure 2 more.
The big I of electrode working current is by transferring potentiometer VR
1Regulate, range of current can from 0 to 2 ampere, and convertible waver BK reflects the size of electrode working current by voltmeter V, when the electrode working current is lower than 0.6 ampere-hour, LED
1Luminously do the indication of reporting to the police.
Claims (7)
1, a kind ofly is used for preventing the hardware corrosion of seawater and put by the adherent anticorrosion anti-attaching of marine organisms, comprise current control case (17), be loaded on its inner electrode supply circuit and tie cable (19), it is characterized in that also comprising be loaded on the inner constant-current source circuit of current control case (17), under the effect of electric current in seawater the copper positive electrode (21) of copper ion releasing, can produce into the aluminium matter positive electrode (22) of aluminium hydroxide floss.
2, anticorrosion anti-attaching according to claim 1 is put, and it is characterized in that copper positive electrode (21) and aluminium matter positive electrode (22) all are by bolt (10), the nut (12) (15) of electrode bar (14), connection electrode rod (14) and the body (8) of body (8), copper or aluminium matter and makes body (8) and electrode bar (14) insulating packing ring (11) is constituted.
3, anticorrosion anti-attaching according to claim 2 is put, it is characterized in that body (8) one ends be provided with for the import of hermetically sealed cable (19) inside conductor (1) loam cake (5), packing ring (4), bolt (3), nut (2) and for further sealing fills that body (8) internal cavity reaches and cable (19) inside conductor (1) between the lock packing (6) in space, available watertight packing of lock packing (6) or non-conductive glue.
4, anticorrosion anti-attaching according to claim 2 is put, and the upper part that it is characterized in that electrode bar (14) to lower part of body (8) has sealing ply (9), as epoxy resin glue, rubber.
5, anticorrosion anti-attaching according to claim 1 is put, and it is characterized in that constant-current source circuit is made up of control power supply stabilization circuit and electric current automatic circuit.
6, anticorrosion anti-attaching according to claim 5 is put, and it is characterized in that controlling power supply stabilization circuit by transformer T
2, bridge rectifier QD
2, three terminal regulator IC
1, IC
2And filter capacitor C
2, C
3Constitute.
7, anticorrosion anti-attaching according to claim 5 is put, and it is characterized in that the electric current automatic circuit comprises:
The hand adjustment circuit is by potentiometer VR
1And resistance R
1The voltage-divider that constitutes constitutes;
Sample circuit is by amplifier A
2Constitute, it holds the signal of (+) to be taken from sampling resistor R in the same way
9
Automatic control circuit is by amplifier A
1, meet amplifier A
1Input terminus (+) resistance in circuit R in the same way
2, R
6, constitute amplifier A
1The resistance R of reaction circuit
3, R
5, base stage is passed through resistance R
4With amplifier A
1The large power triode Q that links to each other of output terminal
1Constitute triode Q
1Collector electrode connect power supply, emtting electrode passes through resistance R
9Connect copper with fusible cut-out RD or aluminium matter positive electrode (21), (22);
Electric current is crossed low warning circuit, by meeting amplifier A
3The resistance R of input terminus (+) in the same way
8With potentiometer VR
2, minus earth, anodal by current-limiting resistance R
7With amplifier A
3The LED that links to each other of output terminal
1Constitute;
The electric current indicating circuit meets amplifier A by input terminus (+) in the same way
1The amplifier A of output terminal
4With meet amplifier A by waver BK
4The voltmeter V of output terminal constitute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 90215652 CN2082270U (en) | 1990-12-26 | 1990-12-26 | Corrosion-proof attachment protecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 90215652 CN2082270U (en) | 1990-12-26 | 1990-12-26 | Corrosion-proof attachment protecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2082270U true CN2082270U (en) | 1991-08-07 |
Family
ID=4894921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 90215652 Expired - Lifetime CN2082270U (en) | 1990-12-26 | 1990-12-26 | Corrosion-proof attachment protecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2082270U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100355987C (en) * | 2004-09-15 | 2007-12-19 | 株式会社东芝 | Apparatus for preventing adhesion of marine organism, composite plate for preventing adhesion of marine organism and method for installing the apparatus |
| CN102032652A (en) * | 2010-12-03 | 2011-04-27 | 江苏兆胜空调有限公司 | Anticorrosion plug screw alarm device for ships |
| CN111378976A (en) * | 2018-12-28 | 2020-07-07 | 中核核电运行管理有限公司 | Novel reference electrode is fixed device |
-
1990
- 1990-12-26 CN CN 90215652 patent/CN2082270U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100355987C (en) * | 2004-09-15 | 2007-12-19 | 株式会社东芝 | Apparatus for preventing adhesion of marine organism, composite plate for preventing adhesion of marine organism and method for installing the apparatus |
| CN102032652A (en) * | 2010-12-03 | 2011-04-27 | 江苏兆胜空调有限公司 | Anticorrosion plug screw alarm device for ships |
| CN111378976A (en) * | 2018-12-28 | 2020-07-07 | 中核核电运行管理有限公司 | Novel reference electrode is fixed device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C15 | Extension of patent right duration from 15 to 20 years for appl. with date before 31.12.1992 and still valid on 11.12.2001 (patent law change 1993) | ||
| RN01 | Renewal of patent term | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |