CN215217243U - Self-balancing discharge system of plate heat exchanger - Google Patents
Self-balancing discharge system of plate heat exchanger Download PDFInfo
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- CN215217243U CN215217243U CN202121578315.6U CN202121578315U CN215217243U CN 215217243 U CN215217243 U CN 215217243U CN 202121578315 U CN202121578315 U CN 202121578315U CN 215217243 U CN215217243 U CN 215217243U
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Abstract
The utility model relates to a self-balancing discharge system of a plate heat exchanger, which comprises a plate heat exchanger, wherein the plate heat exchanger is communicated with a steam condensate water flow mechanism and a cold source flow mechanism; the steam condensate water flowing mechanism comprises a steam inlet pipe, and a steam heat exchange channel and a cold water heat exchange channel are arranged in the plate heat exchanger; the inlet end of the steam inlet pipe is communicated with a steam source, the outlet end of the steam inlet pipe is communicated with the input end of the electric control valve, the output end of the electric control valve is communicated with the small end of the large end and the small end, and the large end of the large end and the small end are communicated with the input end of the steam heat exchange channel through the steam inlet expansion pipe; the output end of the steam heat exchange channel is communicated with a condensate water collecting tank through a condensate water self-gravity discharge pipe. The utility model has simple structure and small occupied space; the heat exchange effect is improved, the service life of the plate heat exchanger is greatly prolonged, and the plate heat exchanger is safe, economical, environment-friendly and energy-saving through long-term practical verification.
Description
Technical Field
The utility model belongs to the technical field of steam cooling, a plate heat exchanger self-balancing discharge system is related to.
Background
Because the heat carrying capacity of a steam heat source is large, direct recovery is not beneficial to preheating and emission of condensed water, so that steam energy consumption is large and operation is not economical; the direct discharge of the condensed water increases the production cost of the steam and the great waste of the preheating of the condensed water.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a plate heat exchanger self-balancing discharge system can solve the problem that heat exchange efficiency is low, the heat exchanger life-span is short.
According to the technical scheme provided by the invention: a self-balancing discharge system of a plate heat exchanger comprises the plate heat exchanger, wherein the plate heat exchanger is communicated with a steam condensate flow mechanism and a cold source flow mechanism; the steam condensate water flowing mechanism comprises a steam inlet pipe, and a steam heat exchange channel and a cold water heat exchange channel are arranged in the plate heat exchanger; the inlet end of the steam inlet pipe is communicated with a steam source, the outlet end of the steam inlet pipe is communicated with the input end of the electric control valve, the output end of the electric control valve is communicated with the small end of the large end and the small end, and the large end of the large end and the small end are communicated with the input end of the steam heat exchange channel through the steam inlet expansion pipe; the output end of the steam heat exchange channel is communicated with a condensate water collecting tank through a condensate water self-gravity discharge pipe.
As the utility model discloses a further improvement, cold source flow mechanism includes the cold water inlet tube, and cold water inlet tube one end intercommunication cold water is former, and the other end intercommunication cold water heat transfer passageway input, cold water heat transfer passageway output intercommunication hot water contact tube one end, installation temperature table on the hot water contact tube.
As a further improvement of the utility model, the plate heat exchanger is placed to the plate heat exchanger bottom and is placed the platform.
As a further improvement of the utility model, a balance tee is arranged between the output end of the steam heat exchange channel and the condensate water collecting tank, the horizontal two sides of the balance tee are respectively the input end and the output end of the balance tee, and a balance end is vertically arranged in the balance tee; the input end of the balance tee joint is communicated with the output end of the steam heat exchange channel, the output end of the balance tee joint is communicated with a condensate water collecting tank through a condensate water self-gravity discharge pipe, and the balance end of the balance tee joint is communicated with the atmosphere.
As a further improvement of the utility model, the steam condensate flow mechanism and the cold source flow mechanism are controlled by an automatic adjusting system; the automatic adjusting system comprises a data acquisition terminal, a control system and a data transmission system; the electric regulating valve is connected with the data transmission system; the temperature meter is connected with the data acquisition terminal through a signal cable, a control cable and a power cable, the data acquisition terminal is connected with the data transmission system, and the data transmission system is connected with the control system.
As a further improvement of the utility model, the steam admission pipe diameter is DN50, steam admission enlarged pipe, balanced tee bend, comdenstion water gravity-independent delivery pipe diameter are DN 80.
As a further improvement of the utility model, the condensed water collecting tank is arranged underground.
As a further improvement, the temperature meter is installed at the outlet of the hot water delivery pipe.
As the utility model discloses a further improvement, data acquisition terminal is the WJ2005 type, and data transmission system is the GPRS type, and control system is the branch of academic or vocational study NT6000 type far away, and control system has data storage and data analysis function.
The positive progress effect of this application lies in:
the utility model has simple structure and small occupied space; the heat exchange effect is improved, the service life of the plate heat exchanger is greatly prolonged, and the plate heat exchanger is safe, economical, environment-friendly and energy-saving through long-term practical verification.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the automatic adjusting system of the present invention.
Detailed Description
It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances for purposes of describing the embodiments of the invention herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover such processes, methods, systems, articles, or apparatus that comprise a list of steps or elements, are not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such processes, methods, articles, or apparatus.
In fig. 1-2, the device comprises a plate heat exchanger 1, a steam inlet pipe 2, an electric control valve 3, a reducer 4, a steam inlet expanding pipe 5, a steam heat exchange channel 6, a condensed water self-gravity discharge pipe 7, a hot water outlet pipe 8, a thermometer gauge 9, a cold water heat exchange channel 10, a cold water inlet pipe 11, a plate heat exchanger placing table 12, a balance tee 20, a condensed water collecting tank 21 and the like.
As shown in figure 1, the utility model relates to a plate heat exchanger self-balancing discharge system, including plate heat exchanger 1, plate heat exchanger 1 intercommunication steam condensate flow mechanism and cold source flow mechanism.
The steam condensate water flow mechanism comprises a steam inlet pipe 2, and a steam heat exchange channel 6 and a cold water heat exchange channel 10 are arranged in the plate heat exchanger 1. The inlet end of the steam inlet pipe 2 is communicated with a steam air source, the outlet end of the steam inlet pipe 2 is communicated with the input end of the electric control valve 3, the output end of the electric control valve 3 is communicated with the small end of the reducer 4, and the large end of the reducer 4 is communicated with the input end of the steam heat exchange channel 6 through the steam inlet expansion pipe 5. The output end of the steam heat exchange channel 6 is communicated with a condensed water collecting tank 21 through a condensed water gravity discharge pipe 7.
The cold source flowing mechanism comprises a cold water inlet pipe 11, one end of the cold water inlet pipe 11 is communicated with a cold water source, the other end of the cold water inlet pipe is communicated with the input end of a cold water heat exchange channel 10, the output end of the cold water heat exchange channel 10 is communicated with one end of a hot water delivery pipe 8, and a thermometer scale 9 is installed on the hot water delivery pipe 8.
In order to facilitate the natural drainage of the condensed water, a plate heat exchanger placing table 12 is placed at the bottom of the plate heat exchanger 1.
In order to achieve a better cooling effect, the steam heat exchange channel 6 and the cold water heat exchange channel 10 are respectively positioned at two sides inside the plate heat exchanger 1.
In order to keep the atmospheric pressure of the condensed water, a balance tee 20 is arranged between the output end of the steam heat exchange channel 6 and a condensed water collecting tank 21, the input end and the output end of the balance tee 20 are respectively arranged at the two horizontal sides of the balance tee 20, and a balance end is vertically arranged in the balance tee 20; the input end of the balance tee 20 is communicated with the output end of the steam heat exchange channel 6, the output end of the balance tee 20 is communicated with a condensate water collecting tank 21 through a condensate water self-gravity discharge pipe 7, and the balance end of the balance tee 20 is communicated with the atmosphere.
The pipe diameter of the steam inlet pipe 2 is DN50, the pipe diameter of the steam inlet expanding pipe 5, the balance tee joint 20 and the condensed water gravity discharge pipe 7 is DN 80.
The two horizontal ends of the tee joint 20 are welded with the condensed water discharge pipe 7, and the upper end opening is communicated with the atmosphere.
The plate heat exchanger standing table 12 is not lower than 0.5 m.
The condensate collection tank 21 is generally disposed underground.
A thermometer gauge 9 is arranged at the water outlet of the hot water delivery pipe 8.
The steam condensate water flow mechanism and the cold source flow mechanism are controlled by the automatic regulating system. As shown in fig. 2, the automatic adjusting system includes a data acquisition terminal 16, a control system 19 and a data transmission system 17; the electric regulating valve 3 is connected with a data transmission system 17; the temperature meter 9 is connected with a data acquisition terminal 16 through a signal cable 13, a control cable 14 and a power cable 15, the data acquisition terminal 16 is connected with a data transmission system 17, and the data transmission system 17 is connected with a control system 19.
The data acquisition terminal 16 is of a WJ2005 type, the data transmission system 17 is of a GPRS type, the control system 19 is of a Keyuan NT6000 type, and the control system 19 has data storage and data analysis functions.
The working process of the utility model is as follows:
steam enters the plate heat exchanger, is cooled into condensate water, and is discharged outwards, in the process, the pressure in the steam cavity and the atmosphere reach self balance through the self-balancing tee joint 20, the overpressure and the vacuum of the steam cavity are avoided, the pressure in the air cavity is kept slightly higher than the atmospheric pressure, the condensate water is smoothly discharged through the self-gravity discharge pipe, and is intensively discharged to the water collecting tank, and the formation of accumulated liquid water hammer in the air cavity is avoided.
According to the heat exchange area calculated by the plate heat exchanger, the heat exchange area is increased by 20-30%, the heat exchange is ensured to be sufficient, the temperature of steam condensate water is slightly higher than the temperature of inlet water by 2-3 ℃, the heat exchange is sufficient, and the energy conservation is obvious. The hot water outlet temperature T is calculated according to the thermometer 9, and the opening degree of the electric regulating valve 3 is regulated through the control system 19 so as to control the steam inlet quantity.
It is to be understood that the above embodiments are merely exemplary embodiments that have been employed to illustrate the principles of the present invention, and that the present invention is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and substance of the invention, and these modifications and improvements are also considered to be within the scope of the invention.
Claims (9)
1. The self-balancing discharge system of the plate heat exchanger is characterized by comprising a plate heat exchanger (1), wherein the plate heat exchanger (1) is communicated with a steam condensate flow mechanism and a cold source flow mechanism; the steam condensate water flowing mechanism comprises a steam inlet pipe (2), and a steam heat exchange channel (6) and a cold water heat exchange channel (10) are arranged in the plate heat exchanger (1); the inlet end of the steam inlet pipe (2) is communicated with a steam gas source, the outlet end of the steam inlet pipe (2) is communicated with the input end of the electric regulating valve (3), the output end of the electric regulating valve (3) is communicated with the small end of the reducer (4), and the large end of the reducer (4) is communicated with the input end of the steam heat exchange channel (6) through the steam inlet expanding pipe (5); the output end of the steam heat exchange channel (6) is communicated with a condensed water collecting tank (21) through a condensed water self-gravity discharge pipe (7).
2. The plate heat exchanger self-balancing discharge system of claim 1, wherein the cold source flowing mechanism includes a cold water inlet pipe (11), one end of the cold water inlet pipe (11) is connected to the cold water source, the other end of the cold water inlet pipe is connected to the input end of a cold water heat exchange channel (10), the output end of the cold water heat exchange channel (10) is connected to one end of a hot water outlet pipe (8), and a temperature meter (9) is installed on the hot water outlet pipe (8).
3. The plate heat exchanger self-balancing drainage system of claim 1, characterized in that a plate heat exchanger placing table (12) is placed at the bottom of the plate heat exchanger (1).
4. The plate heat exchanger self-balancing drainage system of claim 1, wherein a balancing tee (20) is arranged between the output end of the steam heat exchange channel (6) and the condensate water collecting tank (21), the input end and the output end of the balancing tee (20) are respectively arranged at the two horizontal sides of the balancing tee (20), and the balancing tee (20) is vertically provided with a balancing end; the input end of the balance tee joint (20) is communicated with the output end of the steam heat exchange channel (6), the output end of the balance tee joint (20) is communicated with a condensate water collecting tank (21) through a condensate water self-gravity discharge pipe (7), and the balance end of the balance tee joint (20) is communicated with the atmosphere.
5. The plate heat exchanger self-balancing discharge system of claim 2, wherein the vapor condensate flow mechanism and the cold source flow mechanism are controlled by an automatic regulating system; the automatic adjusting system comprises a data acquisition terminal (16), a control system (19) and a data transmission system (17); the electric regulating valve (3) is connected with a data transmission system (17); the temperature meter (9) is connected with a data acquisition terminal (16) through a signal cable (13), a control cable (14) and a power cable (15), the data acquisition terminal (16) is connected with a data transmission system (17), and the data transmission system (17) is connected with a control system (19).
6. The plate heat exchanger self-balancing discharge system of claim 2, wherein the steam inlet pipe (2) has a pipe diameter of DN50, and the steam inlet expansion pipe (5), the balancing tee (20) and the condensate water gravity discharge pipe (7) have a pipe diameter of DN 80.
7. Plate heat exchanger self-balancing draining system according to claim 1, characterized in that the condensate collection tank (21) is arranged underground.
8. The plate heat exchanger self-balancing discharge system of claim 1, wherein the temperature gauge (9) is mounted at the outlet of the hot water delivery pipe (8).
9. The plate heat exchanger self-balancing discharge system of claim 5, wherein the data acquisition terminal (16) is of the WJ2005 type, the data transmission system (17) is of the GPRS type, the control system (19) is of the Keyuan NT6000 type, and the control system (19) has data storage and data analysis functions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121578315.6U CN215217243U (en) | 2021-07-12 | 2021-07-12 | Self-balancing discharge system of plate heat exchanger |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121578315.6U CN215217243U (en) | 2021-07-12 | 2021-07-12 | Self-balancing discharge system of plate heat exchanger |
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| CN215217243U true CN215217243U (en) | 2021-12-17 |
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| CN202121578315.6U Active CN215217243U (en) | 2021-07-12 | 2021-07-12 | Self-balancing discharge system of plate heat exchanger |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115250788A (en) * | 2022-08-23 | 2022-11-01 | 中铁西北科学研究院有限公司 | Ecological planting device capable of uniformly heating |
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2021
- 2021-07-12 CN CN202121578315.6U patent/CN215217243U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115250788A (en) * | 2022-08-23 | 2022-11-01 | 中铁西北科学研究院有限公司 | Ecological planting device capable of uniformly heating |
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