CN214499346U - Cooling system for preventing chlorine compressor from being corroded - Google Patents
Cooling system for preventing chlorine compressor from being corroded Download PDFInfo
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- CN214499346U CN214499346U CN202022758635.1U CN202022758635U CN214499346U CN 214499346 U CN214499346 U CN 214499346U CN 202022758635 U CN202022758635 U CN 202022758635U CN 214499346 U CN214499346 U CN 214499346U
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Abstract
The utility model discloses a cooling system for preventing chlorine gas compressor from being corroded, which comprises a cooling box, wherein the cooling box comprises a cooling box main body and a cooling box cover body, a plurality of lower guide plates are arranged in the cooling box main body, a plurality of upper guide plates are fixedly connected with the lower surface of the cooling box cover body, and the upper guide plates and the lower guide plates are arranged in a staggered manner; a plurality of S-shaped heat exchange tubes are arranged in the cooling box main body, inlets of the S-shaped heat exchange tubes are respectively connected with outlets of the gas flow dividing pieces, and outlets of the S-shaped heat exchange tubes are respectively connected with inlets of the gas flow converging pieces; a cooling water outlet of the cooling tank is communicated with a water inlet of the non-pressure return water tank; the utility model can improve the flow velocity of chlorine gas in the cooling process and reduce the cavitation erosion phenomenon; the pressure of the chlorine can be greater than that of the circulating cooling water in the cooling process, the backwater is guaranteed to have no pressure, and the circulating cooling water is prevented from leaking into the chlorine.
Description
Technical Field
The utility model relates to a prevent cooling system of chlorine compressor corruption belongs to chemical industry equipment technical field.
Background
Chlorine is a grass green highly toxic gas with pungent smell, and when high-concentration chlorine is inhaled, a human body can cause vagus nerve reflex heartbeat to stop and death like an electric shock is observed. Therefore, the high-quality safe continuous production of the chlorine gas has great significance, the chlorine gas treatment process comprises the steps of electrolyzing saline solution, wet chlorine gas, drying, pressurizing and conveying, liquefying, vaporizing and removing chlorine devices, and the whole production process requires all the devices to safely and stably operate without any leakage, otherwise, the system is stopped, and accidents can be seriously caused.
The cooler is in the pressurization conveying link, when the chlorine compressor running at a high speed pressurizes chlorine, the temperature of the chlorine will rise, when the temperature of the chlorine rises to 149 degrees, the chlorine fire phenomenon can occur, the unit can be damaged completely, therefore, the temperature of the chlorine needs to be reduced and then enters the secondary compression, and at the moment, the cooler needs to be used.
The cooler in the prior art is generally a horizontal tubular cooler, the shell pass of the tubular cooler is dry chlorine, the tube pass medium is circulating cooling water, and the horizontal tubular cooler generally has the following defects:
1. the flow rate of the chlorine is low, and the chlorine ions are easy to cause hole corrosion at the positions of welded joints, scratches, dislocation outcrops, lattice defects and the like of the tubes, so that the tubes leak inwards, cooling water enters the chlorine and corrodes a chlorine compressor;
2. the pressure of recirculated cooling water is generally greater than the pressure of chlorine gas side, in case the cooler appears revealing, the cooling water can cause chlorine compressor and the next liquid chlorine process to intake in a large number in the chlorine, corrodes equipment, causes the accident.
In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.
SUMMERY OF THE UTILITY MODEL
The utility model provides a cooling system for preventing chlorine compressor corrosion, aiming at the defects in the background technology, which can improve the flow velocity of chlorine in the cooling process and reduce the cavitation erosion phenomenon; the pressure of the chlorine can be greater than that of the circulating cooling water in the cooling process, the backwater is guaranteed to have no pressure, and the circulating cooling water is prevented from leaking into the chlorine.
For solving the technical problem, the utility model discloses a following technical scheme:
a cooling system for preventing chlorine compressor corrosion comprises a cooling box, wherein the cooling box comprises a cooling box main body and a cooling box cover body, a plurality of lower guide plates which are parallel and equidistantly arranged are arranged in the cooling box main body, a plurality of upper guide plates which are parallel and equidistantly arranged are fixedly connected to the lower surface of the cooling box cover body, and the upper guide plates and the lower guide plates are arranged in a staggered mode; a plurality of S-shaped heat exchange tubes are arranged in the cooling box main body, inlets of the S-shaped heat exchange tubes are respectively connected with outlets of the gas flow dividing pieces, and outlets of the S-shaped heat exchange tubes are respectively connected with inlets of the gas flow converging pieces; the cooling water outlet of the cooling box is communicated with the water inlet of the non-pressure water return water tank, the non-pressure water return water tank is provided with two inlets and one outlet, the water outlet of the non-pressure water return water tank is communicated with the inlet of the plate heat exchanger, and the outlet of the plate heat exchanger is communicated with the cooling water inlet of the cooling box and the inlet of the non-pressure water return water tank.
Furthermore, the S-shaped heat exchange tube is formed by bending a whole tube, and an upper guide plate or a lower guide plate is arranged in a bent part of the S-shaped heat exchange tube.
Further, the chlorine inlet pipe is communicated with the purging inlet pipe; the chlorine gas outlet pipe is communicated with the purging outlet pipe.
Furthermore, the gas flow distribution piece is provided with one inlet and multiple outlets, the gas flow distribution piece is arranged outside the cooling box, and an inlet of the gas flow distribution piece is connected with the chlorine inlet pipe.
Furthermore, the gas confluence part is provided with a plurality of inlets and a plurality of outlets, the gas confluence part is arranged outside the cooling box, the gas confluence part and the gas distribution part are symmetrically arranged, and the outlet of the gas confluence part is connected with the chlorine outlet pipe.
Furthermore, the edge of the lower guide plate is fixedly connected with the side wall and the bottom plate of the cooling box main body.
The utility model adopts the above technical scheme after, compare with prior art, have following advantage:
in the utility model, chlorine gas is cooled in the S-shaped heat exchange tube, the flow velocity of chlorine gas can be improved by the design of the S-shaped heat exchange tube, and the S-shaped heat exchange tube is formed by bending the whole tube, so that no welding spot exists, and the occurrence of cavitation erosion phenomenon can be reduced;
cooling water circularly flows in the cooling tank, the non-pressure return water tank and the plate heat exchanger, the pressure of chlorine in the flowing process is greater than that of the circulating cooling water, and meanwhile, the return water process of the cooling water has no pressure, so that if the S-shaped heat exchange tube leaks, the chlorine also leaks into the water, the water cannot leak into the chlorine, and the chlorine compressor is prevented from being corroded;
the utility model discloses can also sweep the inner chamber of S type heat exchange tube through sweeping the pipe after the system is shut down, avoid remaining of chlorine, play certain guard action to S type heat exchange tube.
The present invention will be described in detail with reference to the accompanying drawings and examples.
Drawings
Fig. 1 is an overall schematic view of the present invention;
FIG. 2 is a schematic view of the internal structure of the heat exchange box of the present invention;
in the figure, 1-a cooling box, 2-a cooling box main body, 3-a cooling box cover body, 4-a lower guide plate, 5-an upper guide plate, 6-an S-shaped heat exchange tube, 7-a gas flow dividing piece, 8-a chlorine inlet tube, 9-a purging inlet tube, 10-a gas confluence piece, 11-a chlorine outlet tube, 12-a purging outlet tube, 13-a cooling water outlet, 14-a non-pressure return water tank, 15-a circulating water pump, 16-a plate heat exchanger and 17-a cooling water inlet.
Detailed Description
In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described with reference to the accompanying drawings.
As shown in the figure 1 and the figure 2 together, the utility model provides a prevent cooling system of chlorine compressor corrosion, including cooler bin 1, cooler bin 1 includes cooler bin main part 2 and cooler bin lid 3.
The cooling box main body 2 comprises peripheral side walls and a bottom plate, a plurality of lower guide plates 4 which are parallel and arranged at equal intervals are arranged in the cooling box main body 2, and the edges of the lower guide plates 4 are fixedly connected with the side walls and the bottom plate of the cooling box main body 2.
The lower surface rigid coupling of cooling tank lid 3 has a plurality of parallels and equidistant last guide plate 5 that sets up, goes up guide plate 5 and guide plate 4 crisscross setting down, goes up guide plate 5 and guide plate 4 and mutually supports down, plays the water conservancy diversion effect to the cooling water.
A plurality of S-shaped heat exchange tubes 6 are arranged in the cooling box main body 2, and the S-shaped heat exchange tubes 6 are formed by bending whole tubes; an upper guide plate 5 or a lower guide plate 4 is arranged in the bent part of the S-shaped heat exchange tube 6.
The inlet of the S-shaped heat exchange tube 6 is respectively connected with the outlet of the gas flow dividing piece 7, the gas flow dividing piece 7 is provided with one inlet and multiple outlets, the chlorine gas is divided, the gas flow dividing piece 7 is arranged outside the cooling box 1, the inlet of the gas flow dividing piece 7 is connected with the chlorine gas inlet tube 8, and the chlorine gas inlet tube 8 is communicated with the outlet of the first-stage compression of the chlorine gas compressor.
The chlorine inlet pipe 8 is also communicated with a purging inlet pipe 9.
The outlet of the S-shaped heat exchange tube 6 is respectively connected with the inlet of a gas confluence piece 10, the gas confluence piece 10 is provided with a plurality of inlets and a plurality of outlets, cooled chlorine is converged, the gas confluence piece 10 is arranged outside the cooling box 1, the gas confluence piece 10 and the gas diversion piece 7 are symmetrically arranged, the outlet of the gas confluence piece 10 is connected with a chlorine outlet tube 11, and the chlorine outlet tube 11 is communicated with the inlet of the secondary compression of a chlorine compressor.
The chlorine gas outlet pipe 11 is also communicated with a purging outlet pipe 12.
A cooling water inlet 17 and a cooling water outlet 13 are arranged at two ends of the cooling tank 1, and the cooling water outlet 13 is connected with a water inlet of a non-pressure return water tank 14 through a pipeline; the non-pressure return water tank 14 is provided with two inlets and one outlet. The non-pressure return water tank 14 is used for temporarily storing cooling water, the cooling water is pure water, and the pure water is used as a cooling medium of the cooling tank 1.
And a water outlet of the non-pressure return water tank 14 is communicated with an inlet of the plate heat exchanger 16 through a pipeline, and a circulating water pump 15 is installed on the pipeline.
The outlet of the plate heat exchanger 16 is communicated with the cooling water inlet 17 of the cooling tank 1 and the inlet of the non-pressure return water tank 14; the plate heat exchanger 16 cools the pure water in the non-pressure return water tank 14 through chilled water.
The utility model discloses a concrete theory of operation:
chlorine gas compressed by the chlorine gas compressor at the first stage enters a gas flow dividing part 7 through a chlorine gas inlet pipe 8, the gas flow dividing part 7 divides the chlorine gas into S-shaped heat exchange pipes 6, the chlorine gas is cooled in the S-shaped heat exchange pipes 6 and then enters a gas confluence part 10, the gas confluence part 10 merges the chlorine gas into a chlorine gas outlet pipe 11, and then the chlorine gas enters an inlet of the chlorine gas compressor at the second stage for recompression;
when chlorine is cooled, cooling water circulates in the cooling tank 1, the non-pressure return water tank 14 and the plate heat exchanger 16, the return process of the cooling water is free of pressure, and if the S-shaped heat exchange tube 6 leaks, the chlorine can leak into the water, so that the water cannot leak into the chlorine, and the chlorine compressor is prevented from being corroded;
after the system is shut down, the inner cavity of the S-shaped heat exchange tube 6 can be swept through the sweeping inlet tube 9 and the sweeping outlet tube 12, so that chlorine is prevented from being left, and the S-shaped heat exchange tube is protected to a certain extent.
The foregoing is illustrative of the best mode of the invention, and details not described herein are within the common general knowledge of a person of ordinary skill in the art. The protection scope of the present invention is subject to the content of the claims, and any equivalent transformation based on the technical teaching of the present invention is also within the protection scope of the present invention.
Claims (5)
1. A cooling system for preventing corrosion in a chlorine compressor, comprising: the cooling box comprises a cooling box (1), wherein the cooling box (1) comprises a cooling box main body (2) and a cooling box cover body (3), a plurality of lower guide plates (4) which are parallel and equidistantly arranged are arranged in the cooling box main body (2), a plurality of upper guide plates (5) which are parallel and equidistantly arranged are fixedly connected to the lower surface of the cooling box cover body (3), and the upper guide plates (5) and the lower guide plates (4) are arranged in a staggered mode; a plurality of S-shaped heat exchange tubes (6) are arranged in the cooling box main body (2), inlets of the S-shaped heat exchange tubes (6) are respectively connected with outlets of the gas flow dividing pieces (7), and outlets of the S-shaped heat exchange tubes (6) are respectively connected with inlets of the gas flow converging pieces (10); the cooling water outlet (13) of the cooling box (1) is communicated with the water inlet of the non-pressure return water tank (14), the non-pressure return water tank (14) is provided with two inlets and one outlet, the water outlet of the non-pressure return water tank (14) is communicated with the inlet of the plate heat exchanger (16), and the outlet of the plate heat exchanger (16) is communicated with the cooling water inlet (17) of the cooling box (1) and the inlet of the non-pressure return water tank (14).
2. The cooling system for preventing corrosion in a chlorine compressor as set forth in claim 1, wherein: the S-shaped heat exchange tube (6) is formed by bending a whole tube, and an upper guide plate (5) or a lower guide plate (4) is arranged in a bent part of the S-shaped heat exchange tube (6).
3. The cooling system for preventing corrosion in a chlorine compressor as set forth in claim 1, wherein: the gas flow dividing piece (7) is provided with one inlet and multiple outlets, the gas flow dividing piece (7) is arranged outside the cooling box (1), and an inlet of the gas flow dividing piece (7) is connected with the chlorine inlet pipe (8).
4. The cooling system for preventing corrosion in a chlorine compressor as set forth in claim 1, wherein: the gas confluence part (10) is provided with a plurality of inlets and outlets, the gas confluence part (10) is arranged outside the cooling box (1), the gas confluence part (10) and the gas distribution part (7) are symmetrically arranged, and the outlet of the gas confluence part (10) is connected with the chlorine outlet pipe (11).
5. The cooling system for preventing corrosion in a chlorine compressor as set forth in claim 1, wherein: the edge of the lower guide plate (4) is fixedly connected with the side wall and the bottom plate of the cooling box main body (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022758635.1U CN214499346U (en) | 2020-11-25 | 2020-11-25 | Cooling system for preventing chlorine compressor from being corroded |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022758635.1U CN214499346U (en) | 2020-11-25 | 2020-11-25 | Cooling system for preventing chlorine compressor from being corroded |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214499346U true CN214499346U (en) | 2021-10-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022758635.1U Active CN214499346U (en) | 2020-11-25 | 2020-11-25 | Cooling system for preventing chlorine compressor from being corroded |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214499346U (en) |
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2020
- 2020-11-25 CN CN202022758635.1U patent/CN214499346U/en active Active
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