CN214131288U - Corrosion inhibitor filling control device for open cooling tower - Google Patents
Corrosion inhibitor filling control device for open cooling tower Download PDFInfo
- Publication number
- CN214131288U CN214131288U CN202023178104.1U CN202023178104U CN214131288U CN 214131288 U CN214131288 U CN 214131288U CN 202023178104 U CN202023178104 U CN 202023178104U CN 214131288 U CN214131288 U CN 214131288U
- Authority
- CN
- China
- Prior art keywords
- corrosion inhibitor
- cooling tower
- storage tank
- control device
- liquid storage
- 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.)
- Active
Links
Images
Landscapes
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Abstract
The utility model discloses a corrosion inhibitor filling control device for an open cooling tower, which comprises a liquid storage tank arranged on a base of a mobile trolley; the liquid storage tank comprises a stirring cavity and a filtering cavity which are separated by a filter screen at intervals; a first dosing port and a second dosing port are formed in the top of the stirring cavity, a rotating motor is mounted at the top of the stirring cavity, and an output shaft of the rotating motor is connected with a stirring paddle arranged in the stirring cavity; the inner wall of the liquid storage tank is provided with at least two concave cavities, heating resistance wires are accommodated in the concave cavities, and the heating resistance wires are in contact connection with the heat-conducting plate; a control box electrically connected with the heating resistance wire is arranged on the outer wall of the liquid storage tank; a constant temperature heating circuit is integrated in the control box and comprises a differential bridge circuit, an LM358 operational amplifier and a heating resistance wire which are sequentially connected; the differential bridge circuit includes a thermistor RT, a resistor R1, a resistor R2, and a resistor R3.
Description
Technical Field
The utility model belongs to the technical field of the corrosion inhibitor, concretely relates to corrosion inhibitor filling controlling means for open cooling tower.
Background
Corrosion inhibitors are chemicals or compounds that, when present in the environment (medium) in appropriate concentrations and forms, can prevent or slow the corrosion of materials, and thus corrosion inhibitors may also be referred to as corrosion inhibitors. Its dosage is very small (0.1% -1%), but its effect is obvious. This method of protecting metals is known as corrosion inhibitor protection. The corrosion inhibitor is used for neutral media (water for boilers and circulating cooling water), acidic media (hydrochloric acid for removing scale of boilers, acid leaching solution for removing rust of plated parts before electroplating) and gas media (vapor phase corrosion inhibitor).
The open cooling tower is not provided with an air duct, the ventilation of the cooling tower depends on natural wind power, the cooling tower with the louver windows is arranged around the water spraying filler, the cooling tower is more seriously corroded by the environment along with the increase of time, a corrosion inhibitor needs to be sprayed on the cooling tower, and the existing corrosion inhibitor has higher concentration, contains impurities and is easy to block a spray head; and has no heating function.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a corrosion inhibitor filling control device for an open cooling tower aiming at the defects in the prior art, so as to solve the problems that the existing corrosion inhibitor has higher concentration, contains impurities and is easy to block a spray head; and does not have the heating function.
In order to achieve the purpose, the utility model adopts the technical proposal that:
a corrosion inhibitor filling control device for an open cooling tower comprises a liquid storage tank arranged on a base of a movable trolley; the liquid storage tank comprises a stirring cavity and a filtering cavity which are separated by a filter screen at intervals; a first dosing port and a second dosing port are formed in the top of the stirring cavity, a rotating motor is mounted at the top of the stirring cavity, and an output shaft of the rotating motor is connected with a stirring paddle arranged in the stirring cavity; the inner wall of the liquid storage tank is provided with at least two concave cavities, heating resistance wires are accommodated in the concave cavities, and the heating resistance wires are in contact connection with the heat-conducting plate; a control box electrically connected with the heating resistance wire is arranged on the outer wall of the liquid storage tank; a constant temperature heating circuit is integrated in the control box and comprises a differential bridge circuit, an LM358 operational amplifier and a heating resistance wire which are sequentially connected; the differential bridge circuit includes a thermistor RT, a resistor R1, a resistor R2, and a resistor R3.
Preferably, four rollers are mounted on the base.
Preferably, the rotary electric machine is a F4125-300 waterproof brushless electric machine.
Preferably, the heating plate is made of copper-aluminum alloy.
Preferably, a liquid outlet pipe is arranged at the bottom of the filter cavity, and an adjusting valve and a water pump are installed on the liquid outlet pipe.
Preferably, the water pump is a T4W12B15R29 booster pump.
The utility model provides a corrosion inhibitor filling controlling means for open cooling tower has following beneficial effect:
the utility model can lead the corrosion inhibitor and the diluent into the stirring cavity for sufficient stirring to dilute the corrosion inhibitor, thereby avoiding the over-high concentration of the corrosion inhibitor which is not beneficial to the later atomization; the corrosion inhibitor after stirring and dilution passes through the filter screen to remove impurities in the liquid, so that the spray head is prevented from being blocked when the corrosion inhibitor liquid is atomized.
Meanwhile, a heating resistance wire is arranged on the inner wall of the liquid storage tank and is matched with a constant-temperature heating circuit to control the heating resistance wire to carry out constant-temperature heating on the corrosion inhibitor liquid so as to achieve the optimal temperature for the corrosion inhibitor liquid to exert the effect.
Drawings
FIG. 1 is a structural diagram of a corrosion inhibitor filling control device for an open cooling tower.
FIG. 2 is a constant temperature heating circuit of a corrosion inhibitor filling control device for an open cooling tower.
Wherein, 1, moving the trolley; 2. a base; 3. a roller; 4. a liquid storage tank; 5. a first dosing port; 6. a second dosing port; 7. a rotating electric machine; 8. a stirring chamber; 9. a filter chamber; 10. a filter screen; 11. a stirring paddle; 12. a control box; 13. a concave cavity; 14. heating resistance wires; 15. a heat conducting plate; 16. adjusting a valve; 17. a water pump; 18. a liquid outlet pipe.
Detailed Description
The following description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and various changes may be made apparent to those skilled in the art within the spirit and scope of the present invention as defined and defined by the appended claims.
According to an embodiment of the application, referring to fig. 1, the corrosion inhibitor filling control device for the open cooling tower of the present scheme includes a mobile trolley 1 mounted to facilitate movement of a liquid storage tank 4.
The liquid storage tank 4 is arranged on the base 2 of the movable trolley 1, and the four rollers 3 are arranged on the base 2 and are convenient to move.
The liquid storage tank 4 comprises a stirring cavity 8 and a filtering cavity 9 which are separated by a filter screen 10 at intervals, and the top of the stirring cavity 8 is provided with a first dosing port 5 and a second dosing port 6. The first dosing port 5 is used for feeding corrosion inhibitor with larger concentration, and the second dosing port 6 is used for feeding diluent.
The filter screen 10 is used for filtering and removing impurities in the corrosion inhibitor liquid.
The rotating motor 7 is installed at the top of the stirring cavity 8, and an output shaft of the rotating motor 7 is connected with a stirring paddle 11 arranged in the stirring cavity 8 and used for stirring the corrosion inhibitor and diluting the corrosion inhibitor with high concentration.
The rotating motor 7 is an F4125-300 waterproof brushless motor.
A liquid outlet pipe 18 is arranged at the bottom of the filter cavity 9, an adjusting valve 16 and a water pump 17 are arranged on the liquid outlet pipe 18, and the water pump 17 is a T4W12B15R29 booster pump.
The outlet pipe 18 may be increased in length and its end is connected to a spray head, not shown, for spraying the corrosion inhibitor onto the cooling tower.
The principle is as follows: the corrosion inhibitor and the diluent are led into the stirring cavity 8, and the rotating motor 7 operates to drive the stirring paddle 11 to rotate to dilute the corrosion inhibitor. Meanwhile, under the partition of the filter screen 10, the corrosion inhibitor liquid enters the filter cavity 9 after impurities are filtered, and the corrosion inhibitor liquid in the filter cavity 9 is used for spraying the cooling tower.
The inner wall of the liquid storage tank 4 is provided with at least two concave cavities 13, heating resistance wires 14 are arranged in the concave cavities 13, the heating resistance wires 14 are in contact connection with a heat conduction plate 15, and the heat conduction plate is made of copper-aluminum alloy.
The heating resistance wire 14 is heated after being electrified, and conducts heat to the heat conducting plate 15, so as to heat the corrosion inhibitor liquid to reach the required temperature.
A control box 12 electrically connected with a heating resistance wire 14 is installed on the outer wall of the liquid storage tank 4; a constant temperature heating circuit is integrated in the control box 12, and comprises a differential bridge circuit, an LM358 operational amplifier and a heating resistance wire 14 which are sequentially connected; the differential bridge circuit includes a thermistor RT, a resistor R1, a resistor R2, and a resistor R3.
Referring to fig. 2, RT1, R1, R2, R3 in the constant temperature heating circuit form a differential bridge, and the differential voltage is amplified by an operational amplifier to control the heating current of the transistor. Q1, Q2 constitute the darlington composite tube, improve the current magnification. R5 converts the voltage output by the LM358 operational amplifier into the current of the base of the transistor and heats the resistance heating wire.
Q3 is used to limit the maximum current of the heating circuit, beyond which Q3 turns on, thereby bleeding off the excess base current so that the transistor current no longer rises. This current limiting circuit is simple, but the maximum current varies with the temperature of the Q3 transistor.
The utility model can lead the corrosion inhibitor and the diluent into the stirring cavity 8 for sufficient stirring to dilute the corrosion inhibitor, thereby avoiding the over-high concentration of the corrosion inhibitor which is not beneficial to the later atomization; the corrosion inhibitor after stirring and dilution passes through the filter screen 10 to remove impurities in the liquid, so that the spray head is prevented from being blocked when the corrosion inhibitor liquid is atomized.
Meanwhile, the heating resistance wire 14 is arranged on the inner wall of the liquid storage tank 4, and a constant temperature heating circuit is matched to control the heating resistance wire 14 to carry out constant temperature heating on the corrosion inhibitor liquid, so that the optimal temperature for the corrosion inhibitor liquid to exert the effect is achieved.
While the present invention has been described in detail with reference to the embodiments, the scope of the present invention should not be limited to the embodiments. Various modifications and changes may be made by those skilled in the art without inventive step within the scope of the appended claims.
Claims (6)
1. A corrosion inhibitor filling control device for an open cooling tower is characterized in that: comprises a liquid storage tank arranged on a base of a movable trolley; the liquid storage tank comprises a stirring cavity and a filtering cavity which are separated by a filter screen at intervals; a first dosing port and a second dosing port are formed in the top of the stirring cavity, a rotating motor is mounted at the top of the stirring cavity, and an output shaft of the rotating motor is connected with a stirring paddle arranged in the stirring cavity; the inner wall of the liquid storage tank is provided with at least two concave cavities, heating resistance wires are accommodated in the concave cavities, and the heating resistance wires are in contact connection with the heat-conducting plate; a control box electrically connected with the heating resistance wire is arranged on the outer wall of the liquid storage tank; a constant-temperature heating circuit is integrated in the control box and comprises a differential bridge circuit, an LM358 operational amplifier and a heating resistance wire which are sequentially connected; the differential bridge circuit includes a thermistor RT, a resistor R1, a resistor R2, and a resistor R3.
2. The corrosion inhibitor filling control device for the open cooling tower according to claim 1, characterized in that: four rollers are arranged on the base.
3. The corrosion inhibitor filling control device for the open cooling tower according to claim 1, characterized in that: the rotating motor is an F4125-300 waterproof brushless motor.
4. The corrosion inhibitor filling control device for the open cooling tower according to claim 1, characterized in that: the heat conducting plate is made of copper-aluminum alloy.
5. The corrosion inhibitor filling control device for the open cooling tower according to claim 1, characterized in that: and a liquid outlet pipe is arranged at the bottom of the filter cavity, and an adjusting valve and a water suction pump are installed on the liquid outlet pipe.
6. The corrosion inhibitor filling control device for the open cooling tower according to claim 5, characterized in that: the water suction pump is a T4W12B15R29 booster pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023178104.1U CN214131288U (en) | 2020-12-25 | 2020-12-25 | Corrosion inhibitor filling control device for open cooling tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023178104.1U CN214131288U (en) | 2020-12-25 | 2020-12-25 | Corrosion inhibitor filling control device for open cooling tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214131288U true CN214131288U (en) | 2021-09-07 |
Family
ID=77541436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023178104.1U Active CN214131288U (en) | 2020-12-25 | 2020-12-25 | Corrosion inhibitor filling control device for open cooling tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214131288U (en) |
-
2020
- 2020-12-25 CN CN202023178104.1U patent/CN214131288U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN116036634B (en) | Glacial acetic acid rectifying device with gas purification function | |
| CN202044802U (en) | Condensation type oil mist purification machine | |
| CN202977968U (en) | Water cooling device of semiconductor laser | |
| CN214131288U (en) | Corrosion inhibitor filling control device for open cooling tower | |
| CN211116150U (en) | Automatic quick radiating steam turbine | |
| WO2021203580A1 (en) | Electrode boiler for peak-load regulation and heat storage of heat supply system and use of electrode boiler | |
| CN107449146A (en) | A kind of immersion electrode water boiler of phase-change heat-exchange | |
| CN215176021U (en) | Heat conduction oil heating device | |
| CN115638487A (en) | Laboratory constant temperature and humidity air purification system | |
| CN209013780U (en) | A kind of energy-saving cooling tower | |
| CN210631892U (en) | Paint spraying plant environmental protection tail gas processing apparatus | |
| CN219462956U (en) | Ammonia water storage smell filter equipment | |
| CN215102620U (en) | Wastewater drying energy-saving emission-reducing device with spray tower | |
| CN220288392U (en) | Flue gas heat exchanger with online cleaning function | |
| CN215722551U (en) | Flue valve mounting structure | |
| CN218249475U (en) | Waste gas spray tower equipment for waste gas treatment | |
| CN213353060U (en) | Nano silicon dioxide cladding device | |
| CN218175039U (en) | Energy-saving heat treatment device for steering knuckle | |
| CN204314200U (en) | A kind of novel can the salt spray test device of constant temperature and humidity | |
| CN2460223Y (en) | Electric water atomizer | |
| CN219389674U (en) | Steam generator | |
| CN211936041U (en) | Energy-saving power plant exhaust treatment device | |
| CN213101417U (en) | Organic silicon anticorrosive heat-insulating coating tail gas treatment device | |
| CN214249545U (en) | Boiler convenient for position adjustment and waste gas treatment | |
| CN204730696U (en) | The cooling tower of air conditioner energy-saving system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |