CN215572247U - Liquid level self-control type steam-water heat exchanger - Google Patents
Liquid level self-control type steam-water heat exchanger Download PDFInfo
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- CN215572247U CN215572247U CN202121587599.5U CN202121587599U CN215572247U CN 215572247 U CN215572247 U CN 215572247U CN 202121587599 U CN202121587599 U CN 202121587599U CN 215572247 U CN215572247 U CN 215572247U
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Abstract
The utility model discloses a liquid level self-control type steam-water heat exchanger which comprises an end cover A, a heat exchanger shell, an end cover B, a high-pressure pump, a tube array and a condensate water accumulation cavity, wherein the lower end of the heat exchanger shell is provided with the condensate water accumulation cavity, the two ends of the heat exchanger shell are provided with the end cover A and the end cover B through flanges, circular holes are annularly distributed at the two ends of the heat exchanger shell, the tube array is fixed on the circular holes, a water-stop plate is fixed at the middle position inside the end cover A, a hot water outlet is arranged at the upper end of the end cover A, a hot water outlet pipe is fixed on the hot water outlet, a cold water inlet pipe is arranged at the cold water inlet at the lower end of the end cover A, and the lower end of the cold water inlet pipe is fixed on the high-pressure pump. The steam-water heat exchanger has a liquid level automatic control function, can timely remove the internal condensate water, reduces heat loss, saves energy, and can accumulate the condensate water in the condensate water accumulation cavity to reduce the contact area with the tubes, thereby improving the steam-water heat exchange efficiency.
Description
Technical Field
The utility model relates to the technical field of steam-water heat exchangers, in particular to a liquid level self-control type steam-water heat exchanger.
Background
The heat exchanger is an energy-saving device for transferring heat between materials between two or more fluids with different temperatures, and is used for transferring heat from the fluid with higher temperature to the fluid with lower temperature to make the temperature of the fluid reach the index specified by the process so as to meet the requirements of process conditions, and is also one of main devices for improving the utilization rate of energy. The heat exchanger industry relates to more than 30 industries such as heating ventilation, pressure vessels, reclaimed water treatment equipment, chemical industry, petroleum and the like, and an industrial chain is formed mutually.
After a large number of searches, the following results are obtained: chinese utility model patent: the utility model discloses a shell-and-tube steam-water heat exchanger which comprises a heat exchanger and a mounting seat and is characterized in that two limiting mechanisms are arranged between the heat exchanger and the mounting seat, a motor is arranged in the mounting seat, a reciprocating lead screw is fixedly connected to a power end of the motor, the reciprocating lead screw is rotatably connected with the mounting seat, a limiting rod is fixedly connected to the side wall of the mounting seat, a cleaning mechanism is arranged between the reciprocating lead screw and the limiting rod, the limiting mechanism comprises a sliding groove arranged in the mounting seat, a rectangular rod is slidably connected in the sliding groove, the rectangular rod is connected with the inner wall of the sliding groove through a second spring, a limiting groove is formed in the rectangular rod, and a T-shaped rod penetrates through the heat exchanger. The utility model has reasonable structural design, and can quickly assemble and disassemble the plot device; can also carry out incrustation scale clearance, high-efficient swift to the inner wall of heat exchanger.
The inside of the steam-water heat exchanger generates more condensed water after heat exchange, the condensed water is discharged in time and absorbs heat in steam, so that heat loss is serious, the contact area of the tubes and the steam is reduced due to the contact of the condensed water and the tubes, and the temperature rise of water in the tubes is slowed, so that the liquid level self-control type steam-water heat exchanger is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a liquid level self-control type steam-water heat exchanger which has a liquid level self-control function, can timely remove internal condensed water, reduces heat loss, saves energy and improves steam-water heat exchange efficiency, and solves the problems that the heat loss is serious, the condensed water is not discharged in time, the heat in steam can be absorbed, the contact area between the steam and the tubes can be reduced due to the contact of the condensed water and the tubes, and the temperature rise of water in the tubes is slowed down.
In order to achieve the purpose, the utility model provides the following technical scheme: a liquid level self-control type steam-water heat exchanger comprises an end cover A, a heat exchanger shell, an end cover B, a high-pressure pump, tube arrays and a condensate water accumulation cavity, wherein the lower end of the heat exchanger shell is provided with the condensate water accumulation cavity, the two ends of the heat exchanger shell are provided with the end cover A and the end cover B through flanges, the two ends of the heat exchanger shell are annularly distributed with round holes, the tube arrays are fixed on the round holes, a water-stop plate is fixed at the middle position inside the end cover A, the upper end of the end cover A is provided with a hot water outlet, a hot water outlet pipe is fixed on the hot water outlet, a cold water inlet pipe is arranged on a cold water inlet at the lower end of the end cover A, the lower end of the cold water inlet pipe is fixed on the high-pressure pump, the upper end of the heat exchanger shell is symmetrically provided with two steam inlets, and the outer side of the heat exchanger shell is provided with a temperature measuring device and a liquid level measuring device through short pipes, the temperature measuring device is characterized in that a temperature sensor is arranged inside the temperature measuring device, and a liquid level sensing device is fixed inside the liquid level measuring device.
Preferably, four support legs are symmetrically arranged on the outer side of a condensed water accumulation cavity at the lower end of the heat exchanger shell, a condensed water outlet is formed in the bottom of the condensed water accumulation cavity, a drain pipe is arranged on the condensed water outlet, and an electromagnetic valve is arranged on the drain pipe.
Preferably, the tubes are fixed inside the heat exchanger shell through semicircular fixing plates A and semicircular fixing plates B respectively, the semicircular fixing plates A and the semicircular fixing plates B are distributed on the upper side and the lower side of the inner wall of the heat exchanger shell at intervals, and the semicircular fixing plates B are fixed in a condensate water accumulation cavity at the lower end of the heat exchanger shell through a support at the bottom.
Preferably, the high-pressure pump is connected with the electric cabinet through an electric wire, a cabinet door is installed on the electric cabinet, a control panel is arranged at the upper end of the electric cabinet, a display screen is arranged on the control panel, and a function key is arranged on one side of the display screen.
Preferably, the flaring device is installed on the inner side of the steam inlet, the steam branch pipes are installed on the outer side of the steam inlet, and the other ends of the two steam branch pipes are communicated with the steam main pipe through a tee pipe joint.
Preferably, the upper end of end cover B is equipped with water inlet A, install inlet tube A on the water inlet A, install the solenoid valve on hot water outlet pipe, steam branch pipe, inlet tube A and the cold water inlet tube.
Compared with the prior art, the utility model has the following beneficial effects: the steam-water heat exchanger has a liquid level automatic control function, can timely remove internal condensate water, reduces heat loss and saves energy, and the condensate water accumulation cavity is arranged at the bottom, so that the condensate water can be accumulated in the condensate water to reduce the contact area with the tube array, increase the contact area between steam and the tube array, rapidly heat water in the tube array, and improve the steam-water heat exchange efficiency.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a right side view of the present invention;
FIG. 4 is a left side view of the present invention;
FIG. 5 is a view of the semicircular fixing plate A of the present invention;
fig. 6 is a structural view of a semicircular fixing plate B according to the present invention.
In the figure: 1. an electric cabinet; 2. a cabinet door; 3. a control panel; 4. a display screen; 5. function keys; 6. an end cap A; 7. a hot water outlet; 8. a hot water outlet pipe; 9. a flange; 10. a heat exchanger housing; 11. a steam inlet; 12. a steam branch pipe; 13. a steam main pipe; 14. a three-way pipe joint; 15. an electromagnetic valve; 16. a water inlet A; 17. an end cap B; 18. a support leg; 19. a drain pipe; 20. a temperature sensor; 21. a temperature measuring device; 22. a liquid level sensing device; 23. a liquid level measuring device; 24. a cold water inlet pipe; 25. a high pressure pump; 26. a water-stop sheet; 27. a semicircular fixing plate A; 28. a flaring device; 29. arranging pipes; 30. a condensed water outlet; 31. a semicircular fixing plate B; 32. a condensed water accumulation chamber; 33. a water inlet pipe A; 34. a circular hole; 35. and (4) a bracket.
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, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Referring to fig. 1 to 6, the present invention provides a technical solution of a liquid level self-control steam-water heat exchanger: a liquid level self-control type steam-water heat exchanger comprises an end cover A6, a heat exchanger shell 10, an end cover B17, a high-pressure pump 25, a tube array 29 and a condensate water accumulation cavity 32, wherein the condensate water accumulation cavity 32 is arranged at the lower end of the heat exchanger shell 10, four support legs 18 are symmetrically arranged on the outer side of the condensate water accumulation cavity 32 at the lower end of the heat exchanger shell 10, a condensate water outlet 30 is arranged at the bottom of the condensate water accumulation cavity 32, a drain pipe 19 is arranged on the condensate water outlet 30, an electromagnetic valve 15 is arranged on the drain pipe 19, the condensate water accumulation cavity 32 is arranged at the bottom, so that condensate water can be accumulated in the condensate water to reduce the contact area with the tube array 29, the contact area of steam and the tube array 29 is increased, water in the tube array 29 is rapidly heated, and the steam-water heat exchange efficiency is improved.
End cover A6 and end cover B17 are installed at two ends of heat exchanger shell 10 through flanges 9, round holes 34 are annularly distributed at two ends of heat exchanger shell 10, tubes 29 are fixed on round holes 34, tubes 29 are fixed in heat exchanger shell 10 through semicircular fixing plates A27 and semicircular fixing plates B31 respectively, semicircular fixing plates A27 and semicircular fixing plates B31 are distributed on the upper side and the lower side of the inner wall of heat exchanger shell 10 at intervals, semicircular fixing plates B31 are fixed in condensate water accumulation cavity 32 at the lower end of heat exchanger shell 10 through supports 35 at the bottom, water stop plates 26 are fixed at the middle positions in end cover A6, and semicircular fixing plates A27 and semicircular fixing plates B31 play roles in fixing tubes 29 and guiding steam.
The upper end of end cover A6 is equipped with hot water outlet 7, be fixed with hot water outlet pipe 8 on the hot water outlet 7, install cold water inlet tube 24 on the cold water inlet of end cover A6 lower extreme, the lower extreme of cold water inlet tube 24 is fixed on high-pressure pump 25, high-pressure pump 25 is connected with electric cabinet 1 through the electric wire, install cabinet door 2 on the electric cabinet 1, the upper end of electric cabinet 1 is equipped with control panel 3, be equipped with display screen 4 on the control panel 3, one side of display screen 4 is equipped with function button 5, through setting up control panel 3, make equipment degree of automation improve.
Two steam inlets 11 are symmetrically arranged at the upper end of the heat exchanger shell 10, a flaring device 28 is arranged at the inner side of each steam inlet 11, a steam branch pipe 12 is arranged on the outer side of each steam inlet 11, the other ends of the two steam branch pipes 12 are communicated with a steam main pipe 13 through a three-way pipe joint 14, a water inlet A16 is arranged at the upper end of an end cover B17, a water inlet pipe A33 is arranged on the water inlet A16, and an electromagnetic valve 15 is arranged on each hot water outlet pipe 8, each steam branch pipe 12, each water inlet pipe A33 and each cold water inlet pipe 24.
The steam-water heat exchanger has the advantages that the temperature measuring device 21 and the liquid level measuring device 23 are installed on the outer side of the heat exchanger shell 10 through short pipes, the temperature sensor 20 is installed inside the temperature measuring device 21 and can measure the temperature of internal steam, the liquid level sensing device 22 is fixed inside the liquid level measuring device 23 and can measure the liquid level height of internal condensate water, and the condensate water can be conveniently and timely discharged.
The motor is designed by a small booster pump-15 WG8-10, the motor is only used as a reference for the technical field, the technical field can select the motor with the same parameters and functions for installation and debugging according to the actual production requirement, and the motor is not described in detail.
The working principle is as follows: cold water is pressurized by a high-pressure pump 25 and enters the tube nest 29 below the water stop plate 26 in the heat exchanger shell 10 through the cold water inlet below the end cover A6, enters the end cover B17 through the tube nest 29 below, then enters the tube nest 29 above, the cold water in the tube nest 29 above is discharged from the hot water outlet pipe 8 above the end cover A6 through the heating of steam, the internal condensate water is accumulated in the condensate water accumulation cavity 32, the level of the condensate water is measured by the liquid level measuring device 23, and when the level of the condensate water reaches a certain height, the electromagnetic valve 15 below the condensate water accumulation cavity 32 is opened to discharge the condensate water.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a liquid level self control type soda heat exchanger, includes end cover A (6), heat exchanger casing (10), end cover B (17), high-pressure pump (25), tubulation (29) and comdenstion water accumulation chamber (32), its characterized in that: the lower extreme of heat exchanger casing (10) is equipped with comdenstion water and gathers chamber (32), end cover A (6) and end cover B (17) are installed through flange (9) at the both ends of heat exchanger casing (10), the both ends of heat exchanger casing (10) are the annular distribution and have round hole (34), be fixed with tubulation (29) on round hole (34), the inside intermediate position of end cover A (6) is fixed with water-stop sheet (26), the upper end of end cover A (6) is equipped with hot water export (7), be fixed with hot water outlet pipe (8) on hot water export (7), install cold water inlet pipe (24) on the cold water inlet of end cover A (6) lower extreme, the lower extreme of cold water inlet pipe (24) is fixed on high-pressure pump (25), the upper end symmetry of heat exchanger casing (10) is equipped with two steam inlet (11), temperature measurement device (21) and liquid level measurement device (23) are installed through the nozzle stub in the outside of heat exchanger casing (10) ) The temperature measuring device (21) is internally provided with a temperature sensor (20), and the liquid level measuring device (23) is internally fixed with a liquid level sensing device (22).
2. The liquid level self-control type steam-water heat exchanger according to claim 1, characterized in that: four supporting legs (18) are symmetrically installed on the outer side of a condensed water accumulation cavity (32) at the lower end of the heat exchanger shell (10), a condensed water outlet (30) is formed in the bottom of the condensed water accumulation cavity (32), a drain pipe (19) is installed on the condensed water outlet (30), and an electromagnetic valve (15) is installed on the drain pipe (19).
3. The liquid level self-control type steam-water heat exchanger according to claim 1, characterized in that: the tube nest (29) is fixed in the heat exchanger shell (10) through a semicircular fixing plate A (27) and a semicircular fixing plate B (31) respectively, the semicircular fixing plate A (27) and the semicircular fixing plate B (31) are distributed on the upper side and the lower side of the inner wall of the heat exchanger shell (10) at intervals, and the semicircular fixing plate B (31) is fixed in a condensate water accumulation cavity (32) at the lower end of the heat exchanger shell (10) through a bracket (35) at the bottom.
4. The liquid level self-control type steam-water heat exchanger according to claim 1, characterized in that: the high-pressure pump (25) is connected with the electric cabinet (1) through an electric wire, a cabinet door (2) is installed on the electric cabinet (1), a control panel (3) is arranged at the upper end of the electric cabinet (1), a display screen (4) is arranged on the control panel (3), and a function key (5) is arranged on one side of the display screen (4).
5. The liquid level self-control type steam-water heat exchanger according to claim 1, characterized in that: a flaring device (28) is installed on the inner side of the steam inlet (11), steam branch pipes (12) are installed on the outer side of the steam inlet (11), and the other ends of the two steam branch pipes (12) are communicated with a steam main pipe (13) through a tee pipe joint (14).
6. The liquid level self-control type steam-water heat exchanger according to claim 1, characterized in that: the upper end of end cover B (17) is equipped with water inlet A (16), install inlet tube A (33) on water inlet A (16), install solenoid valve (15) on hot water outlet pipe (8), steam branch pipe (12), inlet tube A (33) and cold water inlet tube (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121587599.5U CN215572247U (en) | 2021-07-13 | 2021-07-13 | Liquid level self-control type steam-water heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121587599.5U CN215572247U (en) | 2021-07-13 | 2021-07-13 | Liquid level self-control type steam-water heat exchanger |
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| Publication Number | Publication Date |
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| CN215572247U true CN215572247U (en) | 2022-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121587599.5U Active CN215572247U (en) | 2021-07-13 | 2021-07-13 | Liquid level self-control type steam-water heat exchanger |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115382340A (en) * | 2022-07-29 | 2022-11-25 | 西安隆基乐叶光伏科技有限公司 | Tail gas treatment device and tail gas treatment system of solar cell diffusion equipment |
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2021
- 2021-07-13 CN CN202121587599.5U patent/CN215572247U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115382340A (en) * | 2022-07-29 | 2022-11-25 | 西安隆基乐叶光伏科技有限公司 | Tail gas treatment device and tail gas treatment system of solar cell diffusion equipment |
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