CN217856072U - Desalted water heating device for polymerization kettle - Google Patents
Desalted water heating device for polymerization kettle Download PDFInfo
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- CN217856072U CN217856072U CN202221336639.3U CN202221336639U CN217856072U CN 217856072 U CN217856072 U CN 217856072U CN 202221336639 U CN202221336639 U CN 202221336639U CN 217856072 U CN217856072 U CN 217856072U
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- desalted
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Abstract
The utility model relates to the technical field of polyvinyl chloride production, in particular to a desalted water heating device for a polymerization kettle, which comprises a heat exchanger and a hot desalted water storage tank, wherein a cold water feed inlet of the heat exchanger is fixedly communicated with a desalted water inlet pipe; the heat source input pipe is provided with a low-pressure steam pipe and a hot water inlet pipe, and a hot water shunt pipe is communicated between the hot water inlet pipe and the heat source discharge pipe; temperature regulating devices are arranged on the heat source input pipe and the desalted water outlet pipe. The utility model has the advantages of reasonable and compact structure, convenient to use, its effectual upper reaches workshop hot water heat that has utilized reduces the low pressure steam consumption, realizes energy saving and consumption reduction, and cost reduction increases, has safety, laborsaving, simple and convenient, efficient characteristics.
Description
Technical Field
The utility model relates to a polyvinyl chloride production technical field is a polymeric kettle demineralized water heating device.
Background
The polymerization vessel is a main apparatus for producing a polymer compound, and is generally a vertical cylindrical autoclave equipped with a jacket for heating or cooling by introducing steam or cold water.
The polymerization kettle is used in the working process of producing polyvinyl chloride, and heated desalted water needs to be continuously added. Desalted water is typically obtained from a construction plant with an initial water temperature of about 30 ℃. In order to meet the requirement of polymerization production, the temperature of desalted water needs to be raised to 70-80 ℃. At present, desalted water received from a power plant is heated by low-pressure steam conveyed by a pipeline to exchange heat in a tube type heat exchanger, and the steam heating requires workers to heat water into steam, so that the cost consumption is high. Therefore, how to provide a desalinated water heating system with lower cost becomes a technical problem to be solved urgently by those skilled in the art.
Disclosure of Invention
The utility model provides a polymeric kettle demineralized water heating device has overcome above-mentioned prior art not enough, and its demineralized water that can effectively solve prior art exists heaies up and uses low pressure steam, the higher problem of energy consumption.
The technical scheme of the utility model is realized through following measure: the utility model provides a polymeric kettle demineralized water heating device, including the heat exchanger, hot demineralized water storage tank, the fixed intercommunication of heat exchanger cold water feed inlet has the demineralized water inlet tube, fixed intercommunication has the demineralized water outlet pipe between heat exchanger hot water discharge gate and the hot demineralized water storage tank feed inlet, heat exchanger heat source entrance point intercommunication has the heat source input tube, heat exchanger heat source exit end intercommunication has the heat source discharge pipe, heat source input tube feed end fixed intercommunication has low pressure steam pipe and hot water inlet tube, fixed intercommunication has the hot water shunt tubes between hot water inlet tube and the heat source discharge pipe, the fixed temperature regulation and control device that is provided with between heat source input tube and the demineralized water outlet pipe.
The following are further optimization or/and improvement of the technical scheme of the utility model:
the temperature regulation and control device comprises a temperature controller, an electromagnetic valve and a temperature sensor, wherein the electromagnetic valve is fixedly arranged on the heat source input pipe and electrically connected with the temperature controller, the temperature sensor is fixedly arranged on the desalted water outlet pipe, and the temperature sensor is electrically connected with the temperature controller.
And pressure transmitters are fixedly arranged on the hot water inlet pipe and the desalted water outlet pipe.
And a conductivity meter is fixedly arranged on the desalted water outlet pipe.
And a drain pipe is arranged on the low-pressure steam pipe or/and the heat source discharge pipe, and a valve is arranged on the drain pipe.
The utility model has the advantages of reasonable and compact structure, convenient to use, its effectual upper reaches workshop hot water heat that has utilized reduces the low pressure steam consumption, realizes energy saving and consumption reduction, reduces cost and improves effect, can real-time supervision regulation and control to demineralized water conductivity, temperature, pressure in addition, has safety, laborsaving, simple and convenient, efficient characteristics.
Drawings
Fig. 1 is a schematic diagram of the preferred embodiment of the present invention.
The codes in the figures are respectively: the system comprises a heat exchanger 1, a hot desalted water storage tank 2, a desalted water inlet pipe 3, a desalted water outlet pipe 4, a heat source input pipe 5, a heat source discharge pipe 6, a low-pressure steam pipe 7, a hot water inlet pipe 8, a hot water shunt pipe 9, a pressure transmitter 10, a conductivity meter 11, an electromagnetic valve 12, a temperature controller 13, a temperature sensor 14 and a drain pipe 15.
Detailed Description
The utility model discloses do not receive the restriction of following embodiment, can be according to the utility model discloses a technical scheme and actual conditions determine concrete implementation.
In the present invention, the used devices and apparatuses are all known and used in the art unless otherwise specified.
In the present invention, for convenience of description, the description of the relative position relationship of the components is described according to the layout mode of the attached drawing 1 in the specification, such as: the positional relationship of front, back, up, down, left, right, etc. is determined according to the layout direction of fig. 1 of the specification, and is noted in the scope of the claims.
The invention will be further described with reference to the following examples and drawings:
as shown in attached figure 1, the desalted water heating device for the polymerization kettle comprises a heat exchanger 1 and a hot desalted water storage tank 2, a cold water feeding hole of the heat exchanger 1 is fixedly communicated with a desalted water inlet pipe 3, a hot water discharging hole of the heat exchanger 1 is fixedly communicated with a desalted water discharging pipe 4 between the hot water discharging hole of the heat exchanger 1 and the feeding hole of the hot desalted water storage tank 2, a heat source inlet end of the heat exchanger 1 is communicated with a heat source input pipe 5, a heat source outlet end of the heat exchanger 1 is communicated with a heat source discharging pipe 6, a low-pressure steam pipe 7 and a hot water inlet pipe 8 are fixedly communicated with a feeding end of the heat source input pipe 5, a hot water shunt pipe 9 is fixedly communicated between the hot water inlet pipe 8 and the heat source discharging pipe 6, and a temperature regulating device is fixedly arranged between the heat source input pipe 5 and the desalted water discharging pipe 4.
The invention utilizes hot water (the temperature is about 110 ℃) generated in the vinyl chloride production process at the upstream of the hot water inlet pipe 8 to be connected into the heat exchanger 1 to replace or partially replace the low-pressure steam as a heat source to heat the desalted water, thereby reducing the energy consumption. Hot water for providing heat can flow back to an upstream process workshop through the heat source discharge pipe 6 through the heat exchanger 1 for recycling, so that resources such as water, heat and the like are saved.
The desalted water heating device of the polymerization kettle can be further optimized or/and improved according to actual needs:
as shown in fig. 1, the temperature control device includes a temperature controller 13, an electromagnetic valve 12 and a temperature sensor 14, the electromagnetic valve 12 is fixedly disposed on the heat source input pipe 5, the electromagnetic valve 12 is electrically connected with the temperature controller 13, the temperature sensor 14 is fixedly disposed on the desalted water outlet pipe 4, and the temperature sensor 14 is electrically connected with the temperature controller 13. The flow of the heat source of the heat exchanger 1 can be adjusted through the matching arrangement of the temperature sensor 14, the temperature controller 13 and the electromagnetic valve 12, and the hot desalted water with the required temperature is obtained.
As shown in fig. 1, pressure transmitters 10 are fixedly arranged on the hot water inlet pipe 8 and the desalted water outlet pipe 4. The pressure transmitter 10 is arranged to monitor and regulate the pressure so as to control the pressure of the desalted water to be greater than the pressure of the hot water of the heat source.
As shown in the attached figure 1, a conductivity meter 11 is fixedly arranged on the desalted water outlet pipe 4. The conductivity meter 11 is additionally arranged on the desalted water outlet pipe 4 and is used for detecting the conductivity of desalted water on line, the requirement for monitoring the conductivity of desalted water is less than 2.00 us/cm when the desalted water conductivity meter is used, a process alarm can be set, and the high alarm value is 1.5 us/cm, so that the conductivity of desalted water is ensured to meet the process requirement.
As shown in FIG. 1, a drain pipe 15 is provided on the low pressure steam pipe 7 or/and the heat source discharge pipe 6, and a valve is provided on the drain pipe 15. Valves which can enable the desalted water to normally run are fixedly arranged on the desalted water outlet pipe 4, the heat source input pipe 5, the heat source discharge pipe 6, the low-pressure steam pipe 7, the hot water inlet pipe 8 and the hot water shunt pipe 9 according to requirements. The drain pipe 15 communicates with a drain trench.
The utility model has the advantages of reasonable and compact structure, convenient to use, its effectual upper reaches workshop hot water heat that has utilized reduces the low pressure steam consumption, realizes energy saving and consumption reduction, reduces cost and improves effect, can real-time supervision regulation and control to demineralized water conductivity, temperature, pressure in addition, has safety, laborsaving, simple and convenient, efficient characteristics.
Above technical feature constitutes the utility model discloses a best embodiment, it has stronger adaptability and best implementation effect, can increase and decrease unnecessary technical feature according to actual need, satisfies the demand of different situation.
Claims (8)
1. The utility model provides a polymeric kettle demineralized water heating device, its characterized in that includes the heat exchanger, hot demineralized water storage tank, the fixed intercommunication of heat exchanger cold water feed inlet has the demineralized water inlet tube, fixed intercommunication has the demineralized water outlet pipe between heat exchanger hot water discharge gate and the hot demineralized water storage tank feed inlet, heat exchanger heat source entrance point intercommunication has the heat source input tube, heat exchanger heat source exit end intercommunication has the heat source discharge pipe, heat source input tube feed end fixed intercommunication has low pressure steam pipe and hot water inlet tube, fixed intercommunication has the hot water shunt tubes between hot water inlet tube and the heat source discharge pipe, fixed temperature regulation and control device that is provided with between heat source input tube and the demineralized water outlet pipe.
2. The desalted water heating apparatus as claimed in claim 1, wherein the temperature control device comprises a temperature controller, a solenoid valve and a temperature sensor, the solenoid valve is fixed on the heat source input pipe and electrically connected with the temperature controller, the temperature sensor is fixed on the desalted water outlet pipe and electrically connected with the temperature controller.
3. The heating apparatus for desalted water of polymerization kettle as claimed in claim 1 or 2, wherein pressure transducers are fixed on the hot water inlet pipe and the desalted water outlet pipe.
4. The heating apparatus for desalted water of polymerization kettle as claimed in claim 1 or 2, wherein the desalted water outlet pipe is fixedly provided with a conductivity meter.
5. The desalted water heating apparatus for polymerization kettle as claimed in claim 3, wherein the desalted water outlet pipe is fixed with a conductivity meter.
6. The heating apparatus for desalted water of polymerization kettle according to claim 1, 2 or 5, wherein the drain pipe is provided with a valve, and the drain pipe is provided with a drain pipe provided with a valve.
7. The desalted water heating apparatus for polymerization kettle as claimed in claim 3, wherein the low pressure steam pipe and/or the heat source discharge pipe is provided with a drain pipe, and the drain pipe is provided with a valve.
8. The desalted water heating apparatus for polymerization kettle as claimed in claim 4, wherein the low pressure steam pipe and/or the heat source discharge pipe is provided with a drain pipe, and the drain pipe is provided with a valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221336639.3U CN217856072U (en) | 2022-05-31 | 2022-05-31 | Desalted water heating device for polymerization kettle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221336639.3U CN217856072U (en) | 2022-05-31 | 2022-05-31 | Desalted water heating device for polymerization kettle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217856072U true CN217856072U (en) | 2022-11-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221336639.3U Active CN217856072U (en) | 2022-05-31 | 2022-05-31 | Desalted water heating device for polymerization kettle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217856072U (en) |
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2022
- 2022-05-31 CN CN202221336639.3U patent/CN217856072U/en active Active
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