CN217015348U - Horizontal forced circulation MVR equipment of two processes - Google Patents
Horizontal forced circulation MVR equipment of two processes Download PDFInfo
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- CN217015348U CN217015348U CN202220829219.2U CN202220829219U CN217015348U CN 217015348 U CN217015348 U CN 217015348U CN 202220829219 U CN202220829219 U CN 202220829219U CN 217015348 U CN217015348 U CN 217015348U
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Abstract
The utility model relates to the technical field of crystallization and evaporation, in particular to a two-flow horizontal forced circulation MVR device which comprises a forced circulation heat exchanger and a gas-liquid separator, wherein the forced circulation heat exchanger and the gas-liquid separator are connected through a circulating pump, and the forced circulation heat exchanger comprises a seal head, a material inlet, a material outlet, an expansion joint, a non-condensable gas outlet, a baffle plate and a heat exchange tube. According to the utility model, through the horizontal forced circulation heat exchanger, the occupied area and the transportation cost are greatly saved, and the installation efficiency is improved; by adding the structures such as the expansion joint and the pressure balancing port, the pressure sensor can be connected by using the connecting port, and the safety valve is installed by using the installation port, so that the safety coefficient of transportation and use is improved; the baffle plate and the heat exchange plate are adopted, so that the heat exchange efficiency can be improved.
Description
Technical Field
The utility model relates to the technical field of crystallization and evaporation, in particular to a two-process horizontal forced circulation MVR device.
Background
For the MVR evaporation, concentration and crystallization industry at the present stage, the heat exchanger plays a crucial role. At present, in a large market environment, four types of plate heat exchangers, spiral plate heat exchangers, tube type heat exchangers and shell-and-tube heat exchangers are common. In the working condition of evaporation concentration crystallization, a vertical forced circulation heat exchanger is conventionally selected when sodium chloride and sodium sulfate are treated, but the method is not suitable for the working condition with small treatment capacity, in particular to a pilot-scale standardized prototype. Meanwhile, the vertical type circulating heat exchanger needs to pay attention to safety problems in transportation, installation and later-stage worker operation. Because the vertical circulating heat exchanger occupies a large area and has high transportation cost, two problems of height limitation and width limitation need to be solved in the transportation process.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a two-flow horizontal forced circulation MVR device to solve the problems in the background technology.
The utility model is realized by the following technical scheme:
the utility model provides a horizontal forced circulation MVR equipment of two processes, includes forced circulation heat exchanger and vapour and liquid separator, and forced circulation heat exchanger and vapour and liquid separator are connected through the circulating pump, the forced circulation heat exchanger includes:
the end socket is arranged on one side of the forced circulation heat exchanger;
the material inlet is arranged on the bottom surface of the end socket and is connected with the forced circulation heat exchanger;
the material outlet is arranged on the top surface of the end socket and is connected with the forced circulation heat exchanger;
the expansion joint is arranged in the middle of the forced circulation heat exchanger, a steam inlet is formed in the top surface of the expansion joint, and a condensate water outlet is formed in the bottom surface of the expansion joint;
a plurality of non-condensable gas outlets are formed, and the non-condensable gas outlets are uniformly distributed on the top surface of the forced circulation heat exchanger;
the baffle plates are arranged in the forced circulation heat exchanger in a staggered mode;
and the heat exchange tubes are uniformly distributed in the forced circulation heat exchanger.
Preferably, a partition plate located between the material inlet and the material outlet is arranged inside the forced circulation heat exchanger.
Preferably, the forced circulation heat exchanger is provided with a pressure balancing port.
Preferably, a connection port for connecting a pressure sensor is arranged on the top surface of the forced circulation heat exchanger.
Preferably, the top surface of the forced circulation heat exchanger is provided with an installation opening for installing a safety valve.
As a further scheme of the utility model, the baffle plates are circular-segment-shaped baffle plates, and the plate spacing between adjacent baffle plates is 10-15 cm.
As a further scheme of the utility model, the heat exchange pipe is arranged into a linear or serpentine pipeline.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, through the horizontal forced circulation heat exchanger, the occupied area and the transportation cost are greatly saved, and the installation efficiency is improved.
2. The utility model can utilize the connecting port to connect the pressure sensor and the mounting port to install the safety valve by adding the structures of the expansion joint, the pressure balancing port and the like, thereby improving the safety coefficient of transportation and use.
3. The utility model adopts the baffle plate and the heat exchange plate with special structures, and can improve the heat exchange efficiency.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used for describing the embodiments are briefly introduced below, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a front cross-sectional view of a forced circulation heat exchanger according to the present invention;
FIG. 3 is a schematic view of a baffle of a forced circulation heat exchanger of the present invention;
fig. 4 is a schematic structural diagram of a heat exchange plate of the forced circulation heat exchanger of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
as shown in fig. 1-3, this embodiment provides a two-flow horizontal forced circulation MVR device, which includes a forced circulation heat exchanger 1 and a gas-liquid separator 2, the forced circulation heat exchanger 1 and the gas-liquid separator 2 are connected by a circulation pump 3, a head 101 is disposed on one side of the forced circulation heat exchanger 1, the forced circulation heat exchanger 1 is connected to a material inlet 102 disposed on the bottom surface of the head 101, the forced circulation heat exchanger 1 is further connected to a material outlet 103 disposed on the top surface of the head 101, a partition plate 104 disposed between the material inlet 102 and the material outlet 103 is disposed inside the forced circulation heat exchanger 1, the partition plate 104 is used for implementing two-flow heat exchange, an expansion joint 105 is disposed in the middle of the forced circulation heat exchanger 1, the expansion joint 105 is used for compensating axial deformation and reducing axial load, so as to reduce temperature difference stress, a steam inlet 106 is disposed on the top surface of the expansion joint 105, a condensed water outlet 108 is disposed on the bottom surface of the expansion joint 105, the top surface of the forced circulation heat exchanger 1 is provided with a plurality of non-condensable gas outlets 107, the non-condensable gas outlets 107 are uniformly distributed on two sides of the expansion joint 105, heat exchange tubes 113 are uniformly distributed in the forced circulation heat exchanger 1, and baffle plates 112 positioned outside the heat exchange tubes 113 are arranged in the forced circulation heat exchanger 1 in a staggered manner.
Example 2:
as shown in fig. 1 to 3, in the two-flow horizontal forced circulation MVR apparatus described in embodiment 1, the forced circulation heat exchanger 1 is provided with a pressure balance port 109, and the top surface of the forced circulation heat exchanger 1 is provided with a connection port 110 for connecting a pressure sensor and an installation port 111 for installing a safety valve, so that the safety factor of transportation and use can be improved, and the rest is the same as that of embodiment 1.
Example 3:
as shown in fig. 1 to 4, the present embodiment is different from embodiment 2 in that: the baffle plate 112 is a circular-segment-shaped baffle plate, the detachable baffle plates 114 are arranged on the surface of the baffle plate 112 in a staggered mode, the plate distance between every two adjacent baffle plates 112 is 10-15 cm, the heat exchange tubes 113 are linear or snake-shaped tubes, the heat exchange efficiency is high, and the rest of the heat exchange tubes are the same as those in embodiment 2.
The working principle of the utility model is as follows, preheated material is conveyed into a gas-liquid separator 2 from a material inlet 102, and is driven into a horizontal forced circulation heat exchanger 1 through a circulating pump 3, two-process heat exchange is realized through a partition plate 104, steam enters the forced circulation heat exchanger 1 through a steam inlet 116, the material is flashed in the forced circulation heat exchanger 1, the material is output from a material outlet 103 after concentration and crystallization, non-condensable gas is discharged from a non-condensable gas outlet 107 on the top surface of the forced circulation heat exchanger 1, and condensed water is discharged from a condensed water outlet 108 on the bottom surface of an expansion joint 105.
Because the segmental baffle plates 112 are arranged in the forced circulation heat exchanger 1, and the plate spacing between the adjacent baffle plates 112 is 10-15 cm, the heat supply coefficient outside the heat exchange tube 113 can be improved, and the heat exchange efficiency is improved. Compared with a vertical forced circulation heat exchanger, the forced circulation MVR equipment is convenient to operate, the pressure balance port 109, the connecting port 110 for connecting the pressure sensor and the mounting port 111 for mounting the safety valve can greatly improve the safety coefficient of transportation and use, and is convenient to maintain.
The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.
Claims (7)
1. The utility model provides a horizontal forced circulation MVR equipment of two processes, includes forced circulation heat exchanger and vapour and liquid separator, its characterized in that, forced circulation heat exchanger and vapour and liquid separator are connected through the circulating pump, the forced circulation heat exchanger includes:
the end socket is arranged on one side of the forced circulation heat exchanger;
the material inlet is arranged on the bottom surface of the end socket and is connected with the forced circulation heat exchanger;
the material outlet is arranged on the top surface of the end socket and is connected with the forced circulation heat exchanger;
the expansion joint is arranged in the middle of the forced circulation heat exchanger, a steam inlet is formed in the top surface of the expansion joint, and a condensed water outlet is formed in the bottom surface of the expansion joint;
a plurality of non-condensable gas outlets are formed, and the non-condensable gas outlets are uniformly distributed on the top surface of the forced circulation heat exchanger;
the baffle plates are arranged in the forced circulation heat exchanger in a staggered manner;
and heat exchange tubes are uniformly distributed in the forced circulation heat exchanger.
2. The horizontal type two-process forced circulation MVR equipment according to claim 1, wherein a partition plate positioned between the material inlet and the material outlet is arranged inside the forced circulation heat exchanger.
3. The horizontal type forced circulation MVR equipment with two flow paths according to claim 1, wherein a pressure balancing port is arranged on the forced circulation heat exchanger.
4. The horizontal type forced circulation MVR equipment in two flows according to claim 1, wherein a top surface of the forced circulation heat exchanger is provided with a connecting port for connecting a pressure sensor.
5. The horizontal type forced circulation MVR equipment in two procedures according to claim 4, wherein the top surface of the forced circulation heat exchanger is provided with a mounting port for mounting a safety valve.
6. The two-flow horizontal forced circulation MVR equipment according to any one of claims 1 to 5, wherein the baffle plates are segmental baffle plates, and the plate spacing between the adjacent baffle plates is 10-15 cm.
7. The two-flow horizontal forced circulation MVR equipment according to any one of claims 1 to 5, wherein the heat exchange pipe is arranged as a linear or serpentine pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220829219.2U CN217015348U (en) | 2022-04-11 | 2022-04-11 | Horizontal forced circulation MVR equipment of two processes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220829219.2U CN217015348U (en) | 2022-04-11 | 2022-04-11 | Horizontal forced circulation MVR equipment of two processes |
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| Publication Number | Publication Date |
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| CN217015348U true CN217015348U (en) | 2022-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220829219.2U Active CN217015348U (en) | 2022-04-11 | 2022-04-11 | Horizontal forced circulation MVR equipment of two processes |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115798768A (en) * | 2023-01-04 | 2023-03-14 | 中国原子能科学研究院 | Radioactive waste liquid treatment method and system |
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2022
- 2022-04-11 CN CN202220829219.2U patent/CN217015348U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115798768A (en) * | 2023-01-04 | 2023-03-14 | 中国原子能科学研究院 | Radioactive waste liquid treatment method and system |
| CN115798768B (en) * | 2023-01-04 | 2024-03-22 | 中国原子能科学研究院 | Radioactive waste liquid treatment method and system |
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