CN211856304U - Heat exchanger plate corrosion prevention experimental device - Google Patents
Heat exchanger plate corrosion prevention experimental device Download PDFInfo
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- CN211856304U CN211856304U CN202020384227.1U CN202020384227U CN211856304U CN 211856304 U CN211856304 U CN 211856304U CN 202020384227 U CN202020384227 U CN 202020384227U CN 211856304 U CN211856304 U CN 211856304U
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Abstract
A heat exchanger sheet anticorrosion experimental device comprises a rack, a heat exchanger sheet, a liquid storage tank and a control box, wherein a PH detection probe is arranged on the inner wall of the liquid storage tank, a first liquid inlet and a first liquid outlet are arranged on the outer wall of the liquid storage tank, a temperature sensor and an electric heater are arranged at the bottom of the liquid storage tank, the first liquid outlet is communicated with the liquid inlet of the heat exchanger sheet, the first liquid inlet is communicated with the liquid outlet of the heat exchanger sheet, a water pump is arranged on a liquid inlet pipe, and a flow meter is arranged on a liquid return pipe; the inside of control box is provided with controller and PH apparatus, and the input of controller is connected with flowmeter, temperature sensor's output electricity, and the output of controller is connected with water pump, electric heater's input electricity, and the PH apparatus is connected with PH test probe electricity. The utility model discloses can simulate the on-the-spot operating mode, change the condition of flow, temperature, carry out anticorrosive experiment to the inside of heat exchanger piece, make the heat exchanger piece satisfy the operation requirement.
Description
Technical Field
The utility model relates to an anticorrosive experiment technical field especially relates to an anticorrosive experimental apparatus of heat exchanger piece.
Background
The heat exchanger plate is formed by stacking a series of metal sheets with certain corrugated shapes, various plate sheets are communicated with each other, and heat exchange is carried out through the plate sheets.
When the heat exchanger plate is used, the interior of the heat exchanger plate is corroded by a heat-conducting medium to generate a liquid leakage phenomenon, the heat-conducting efficiency and the service life are influenced, and the heat exchanger plate seriously damages a passivation layer on the surface of the plate, has a leakage cracking phenomenon and causes production safety accidents. Therefore, a heat exchanger plate corrosion prevention experimental device is needed.
Disclosure of Invention
The utility model discloses the technical problem that will solve is: the utility model provides a heat exchanger piece anticorrosion experimental apparatus can simulate the field service operating mode, changes the condition of flow, temperature, carries out the anticorrosion experiment to the inside of heat exchanger piece, makes the heat exchanger piece satisfy the operation requirement.
In order to solve the technical problem, the technical scheme of the utility model is that:
an anti-corrosion experimental device for heat exchanger sheets comprises a rack, and heat exchanger sheets, a liquid storage tank and a control box which are arranged above the rack.
The liquid storage tank is fixedly arranged on one side of the rack, a PH detection probe is arranged on the inner wall of the liquid storage tank, a first liquid inlet and a first liquid outlet are arranged on the same side of the outer wall of the liquid storage tank, the first liquid outlet is positioned below the first liquid inlet, a temperature sensor and an electric heater are arranged at the bottom of the liquid storage tank, and the electric heater is used for heating the experimental solution in the liquid storage tank;
the first liquid outlet is communicated with a liquid inlet of the heat exchanger plate through a liquid inlet pipe, the first liquid inlet is communicated with a liquid outlet of the heat exchanger plate through a liquid return pipe to form a closed loop, a water pump is arranged on the liquid inlet pipe, and a flowmeter is arranged on the liquid return pipe;
the inside of control box is provided with controller and PH apparatus, the input of controller with the flowmeter temperature sensor's output electricity is connected, the output of controller with the water pump the input electricity of electric heater is connected, the PH apparatus with PH test probe electricity is connected.
Preferably, an insulating layer is arranged on the outer side of the electric heater.
Preferably, the controller is a PLC or a single chip microcomputer.
Preferably, the bottom of the liquid storage tank is provided with a liquid outlet for discharging the experimental solution in the liquid storage tank.
Preferably, a liquid level sensor is arranged in the liquid storage tank, and the output end of the liquid level sensor is electrically connected with the input end of the controller.
Preferably, the top of liquid reserve tank rotates installs the case lid, the case lid comprises transparent material, be provided with the handle on the case lid.
Preferably, the case cover is provided with a first magnet, and the inner wall of the liquid storage tank is provided with a second magnet matched with the first magnet.
Preferably, a fixing frame is arranged on the rack and used for fastening the heat exchanger plate.
After the technical scheme is adopted, the beneficial effects of the utility model are that:
through the utility model discloses in, be provided with the frame, be provided with the liquid reserve tank in the frame, be provided with the PH test probe on the inner wall of liquid reserve tank, the PH test probe is connected with the PH apparatus electricity, can carry out the PH value to the solution of liquid reserve tank inside and detect, through detecting the PH value, can learn, the solution is to the corrosion conditions of heat exchanger piece inside, realizes the anticorrosive experiment to the heat exchanger piece inside.
The utility model discloses in, still be provided with temperature sensor and electric heater, electric heater can heat the experiment solution in the liquid reserve tank, changes the temperature of experiment solution, realizes under the various temperature condition, carries out anticorrosive experiment to the inside of heat exchanger piece.
The utility model discloses in, still be provided with flowmeter and water pump, the pump speed of water pump can be adjusted to the controller, acquires current flow through the flowmeter, knows current velocity of flow, satisfies under the different velocity of flow circumstances, carries out anticorrosive experiment to the inside of heat exchanger piece.
The utility model discloses in, the bottom of liquid reserve tank is provided with the leakage fluid dram, to after the experiment finishes, can discharge the inside experiment solution of liquid reserve tank through the leakage fluid dram, washs the inner wall, and the remaining impurity after the washing also can discharge through the leakage fluid dram, the operation of being convenient for, convenient and fast.
The utility model discloses in, the inside of liquid reserve tank is provided with level sensor, can acquire the liquid level information of the inside experiment solution of liquid reserve tank, and the liquid level information transmission that level sensor acquireed is to the controller, and the controller can be according to the liquid level information who acquires, opening and closing of control water pump realizes the automatic control to the water pump, guarantees that the inside of heat exchanger piece is whole to be wrapped up by experiment solution, satisfies the requirement of anticorrosive experiment, improves the rate of accuracy of experiment.
The utility model discloses in, the top of liquid reserve tank is rotated and is installed the case lid, and the case lid comprises transparent material, and operating personnel can observe the inside experiment solution condition of liquid reserve tank through the case lid of transparent material, is convenient for in time add experiment solution. Meanwhile, the first magnet is arranged on the box cover and matched with the second magnet on the inner wall of the liquid storage box, so that the sealing is convenient, and the convenience and the rapidness are realized.
The utility model discloses in, be provided with the mount, the mount can fasten the heat exchanger piece, prevents that the heat exchanger piece from removing.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of the reservoir of FIG. 1;
FIG. 3 is a control schematic diagram of the present invention;
in the figure: 1-frame, 2-heat exchanger piece, 21-fixed frame, 3-liquid storage tank, 31-PH detection probe, 32-first liquid inlet, 33-first liquid outlet, 34-liquid outlet, 35-liquid level sensor, 36-box cover, 361-handle, 371-first magnet, 372-second magnet, 4-control box, 41-controller, 42-PH determinator, 51-electric heater, 511-heat preservation layer, 52-temperature sensor, 6-liquid inlet pipe, 61-water pump, 7-liquid return pipe, 71-flowmeter.
Best mode for carrying out the invention
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1 to 3, the present invention includes a frame 1, and a heat exchanger plate 2, a liquid storage tank 3, and a control box 4 disposed above the frame 1.
The bottom of liquid reserve tank 3 is provided with leakage fluid dram 34 for the experimental solution in the liquid reserve tank 3 of discharging, to after the experiment finishes, can discharge the inside experimental solution of liquid reserve tank 3 through leakage fluid dram 34, wash the inner wall, the remaining impurity after the washing also can discharge through leakage fluid dram 34, the operation of being convenient for, convenient and fast.
The liquid level sensor 35 is arranged in the liquid storage tank 3, and the output end of the liquid level sensor 35 is electrically connected with the input end of the controller 41. Level sensor 35 can acquire the liquid level information of the inside experiment solution of liquid reserve tank 3, and the liquid level information transmission that level sensor 3 acquireed is to controller 41, and controller 41 can be according to the liquid level information who acquires, opening and closing of control water pump 61, realizes the automatic control to water pump 61, guarantees that heat exchanger piece 2's inside is whole by experiment solution parcel, satisfies the requirement of anticorrosive experiment, improves the rate of accuracy of experiment.
The top of liquid reserve tank 3 is rotated and is installed case lid 36, and case lid 36 comprises transparent material, is provided with handle 361 on the case lid 36, is provided with first magnet 371 on the case lid 36, is provided with the second magnet 372 who uses with first magnet 371 cooperation on the inner wall of liquid reserve tank 3. In the use, operating personnel can observe the inside experiment solution condition of liquid reserve tank 3 through the case lid 36 of transparent material, is convenient for in time add experiment solution. Meanwhile, the first magnet 371 is arranged on the box cover 36 and is matched with the second magnet 372 on the inner wall of the liquid storage box 3 for use, so that the sealing is convenient, and the convenience and the rapidness are realized.
The first liquid outlet 33 is communicated with a liquid inlet of the heat exchanger plate 2 through a liquid inlet pipe 6, the first liquid inlet 32 is communicated with a liquid outlet of the heat exchanger plate 2 through a liquid return pipe 7 to form a closed loop, a water pump 61 is arranged on the liquid inlet pipe 6, and a flow meter 71 is arranged on the liquid return pipe 7. The utility model discloses in, water pump 61 adopts the magnetic drive pump, provides power support to the experiment solution circulation.
A fixing frame 21 is arranged on the frame 1, and the fixing frame 21 is used for fastening the heat exchanger plate 2. The fixing frame 21 can fasten the heat exchanger fins 2 and prevent the heat exchanger fins 2 from moving.
The controller 41 and the PH meter 42 are arranged in the control box 4, the controller 41 is a PLC or a single chip microcomputer, the input end of the controller 41 is electrically connected with the output ends of the flowmeter 71 and the temperature sensor 52, the output end of the controller 41 is electrically connected with the input ends of the water pump 61 and the electric heater 51, and the PH meter 42 is electrically connected with the PH detection probe 31.
The utility model discloses when using, the inside of liquid reserve tank 3 holds experimental solution, and experimental solution can be acid solution, also can be alkaline solution, can also be from customer scene acquireing, the solution of treating the use. The utility model discloses at the use initial stage, the experiment solution in the liquid reserve tank 3, under the effect of water pump 61, get into the inside of heat exchanger piece 2, after heat exchanger piece 2 circulates, get back to the inside of liquid reserve tank 3 by liquid return pipe 7, wherein, be provided with flowmeter 71 on the liquid return pipe 7, can carry out flow measurement to the experiment solution, flow data after the survey sends to controller 41, controller 41 compares according to flow data with the settlement velocity of flow, thereby control water pump 61's pump speed, satisfy the settlement velocity of flow requirement. The inside of the liquid storage tank 3 is also provided with a PH detection probe 31, the PH detection probe 31 measures the PH value of the experimental solution, and the corrosion condition of the heat exchanger plate 2 is obtained by calculation according to the change condition of the PH value, in the use process of the utility model, the experimental solution is added into the liquid storage tank 3 by opening the tank cover 36, which is convenient and fast; the utility model discloses after the use, remaining experiment solution carries out the emission of remaining experiment solution through leakage fluid dram 34, the operation of being convenient for.
To sum up, the utility model discloses an anticorrosive detection device of heat exchanger piece can simulate the field usage operating mode, changes the condition of flow, temperature, carries out anticorrosive experiment to the inside of heat exchanger piece, makes the heat exchanger piece satisfy operation requirement.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. An experimental device for corrosion prevention of heat exchanger plates comprises a frame, and heat exchanger plates, a liquid storage tank and a control box which are arranged above the frame,
the liquid storage tank is fixedly arranged on one side of the rack, a PH detection probe is arranged on the inner wall of the liquid storage tank, a first liquid inlet and a first liquid outlet are arranged on the same side of the outer wall of the liquid storage tank, the first liquid outlet is positioned below the first liquid inlet, a temperature sensor and an electric heater are arranged at the bottom of the liquid storage tank, and the electric heater is used for heating the experimental solution in the liquid storage tank;
the first liquid outlet is communicated with a liquid inlet of the heat exchanger plate through a liquid inlet pipe, the first liquid inlet is communicated with a liquid outlet of the heat exchanger plate through a liquid return pipe to form a closed loop, a water pump is arranged on the liquid inlet pipe, and a flowmeter is arranged on the liquid return pipe;
the inside of control box is provided with controller and PH apparatus, the input of controller with the flowmeter temperature sensor's output electricity is connected, the output of controller with the water pump the input electricity of electric heater is connected, the PH apparatus with PH test probe electricity is connected.
2. The heat exchanger plate corrosion prevention experiment device according to claim 1, wherein an insulating layer is arranged on the outer side of the electric heater.
3. The heat exchanger plate corrosion prevention experiment device of claim 1, wherein the controller is a PLC or a single chip microcomputer.
4. The heat exchanger plate corrosion prevention experiment device as claimed in claim 1, wherein a liquid outlet is arranged at the bottom of the liquid storage tank and used for discharging experiment solution in the liquid storage tank.
5. The heat exchanger plate corrosion prevention experiment device as claimed in claim 1, wherein a liquid level sensor is arranged inside the liquid storage tank, and an output end of the liquid level sensor is electrically connected with an input end of the controller.
6. The heat exchanger plate corrosion prevention experiment device as claimed in claim 1, wherein a box cover is rotatably installed at the top of the liquid storage box, the box cover is made of transparent materials, and a handle is arranged on the box cover.
7. The heat exchanger plate corrosion prevention experiment device as claimed in claim 6, wherein a first magnet is arranged on the case cover, and a second magnet used in cooperation with the first magnet is arranged on the inner wall of the liquid storage tank.
8. The heat exchanger plate corrosion prevention experiment device according to claim 1, wherein a fixing frame is arranged on the rack and used for fastening the heat exchanger plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020384227.1U CN211856304U (en) | 2020-03-24 | 2020-03-24 | Heat exchanger plate corrosion prevention experimental device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020384227.1U CN211856304U (en) | 2020-03-24 | 2020-03-24 | Heat exchanger plate corrosion prevention experimental device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211856304U true CN211856304U (en) | 2020-11-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020384227.1U Active CN211856304U (en) | 2020-03-24 | 2020-03-24 | Heat exchanger plate corrosion prevention experimental device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211856304U (en) |
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2020
- 2020-03-24 CN CN202020384227.1U patent/CN211856304U/en active Active
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