CN210441688U - High-temperature plate type heat exchanger structure - Google Patents

High-temperature plate type heat exchanger structure Download PDF

Info

Publication number
CN210441688U
CN210441688U CN201921353571.8U CN201921353571U CN210441688U CN 210441688 U CN210441688 U CN 210441688U CN 201921353571 U CN201921353571 U CN 201921353571U CN 210441688 U CN210441688 U CN 210441688U
Authority
CN
China
Prior art keywords
heat exchanger
cooling device
plate heat
temperature
steam
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201921353571.8U
Other languages
Chinese (zh)
Inventor
丁强
付玉华
黄克林
陈明秋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jinan Sanda Energy Saving Technology Co Ltd
Original Assignee
Jinan Sanda Energy Saving Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jinan Sanda Energy Saving Technology Co Ltd filed Critical Jinan Sanda Energy Saving Technology Co Ltd
Priority to CN201921353571.8U priority Critical patent/CN210441688U/en
Application granted granted Critical
Publication of CN210441688U publication Critical patent/CN210441688U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model relates to the field of machinary, especially, relate to high temperature plate heat exchanger structure. The heat exchanger structure comprises a pre-cooling device and a plate heat exchanger, wherein the pre-cooling device is a tubular heat exchanger, and the pre-cooling device is connected with the plate heat exchanger through a pipeline; the plate heat exchanger comprises a low-temperature water inlet, the low-temperature water inlet is communicated with a pipeline in the plate heat exchanger, extends out of the plate heat exchanger and is connected with a heat exchange tube in the pre-cooling device, and the heat exchange tube extends out of the pre-cooling device and is a high-temperature water outlet; the inside of the pre-cooling device contains a pre-cooling device shell pass, the pre-cooling device shell pass is connected with high-temperature steam to enter the pipe, the space of the pre-cooling device shell pass is connected with the inside of the plate heat exchanger through a pipeline, a steam condensate outlet is extended out of the inside of the plate heat exchanger, and the pre-cooling device shell pass can convey a cooled steam-water mixture to the pipeline inside the plate heat exchanger and then is discharged through the steam condensate outlet.

Description

High-temperature plate type heat exchanger structure
Technical Field
The utility model relates to the field of machinary, especially, relate to high temperature plate heat exchanger structure.
Background
In traditional soda plate heat exchanger heat transfer process, often receive the sealed influence of filling up of plate heat exchanger for high temperature high pressure steam can't use plate heat exchanger to carry out the heat transfer, and general steam temperature is more than 140 degrees at present, and traditional ethylene propylene diene monomer rubber pad uses for a long time and will appear ageing, the phenomenon of leaking, causes the heat exchanger to have to frequently change the gasket, both influences production, has the potential safety hazard again. And the sealing gaskets between the heat exchanger plates are expensive and are not economical to replace frequently.
SUMMERY OF THE UTILITY MODEL
The purpose of the utility model is that: in order to provide a high-temperature plate heat exchanger structure with better effect, the specific purpose is to see a plurality of substantial technical effects of the specific implementation part.
In order to achieve the purpose, the utility model adopts the following technical proposal:
the high-temperature plate heat exchanger structure is characterized in that the heat exchanger structure comprises a pre-cooling device 1 and a plate heat exchanger 2, the pre-cooling device 1 is a tubular heat exchanger, and the pre-cooling device 1 and the plate heat exchanger 2 are connected through a pipeline; the plate heat exchanger comprises a low-temperature water inlet 22, the low-temperature water inlet 22 is communicated with a pipeline inside the plate heat exchanger, extends out of the plate heat exchanger and is connected with a heat exchange pipe inside the pre-cooling device 1, and the heat exchange pipe extends out of the pre-cooling device 1 and is a high-temperature water outlet 12; the inside of the pre-cooling device 1 comprises a pre-cooling device shell pass 13, the pre-cooling device shell pass 13 is connected with a high-temperature steam inlet pipe 11, the space of the pre-cooling device shell pass 13 is connected with the inside of the plate type heat exchanger 2 through a pipeline, a steam condensate outlet 21 extends out of the inside of the plate type heat exchanger 2, and the pre-cooling device shell pass 13 can convey a cooled steam-water mixture to the pipeline inside the plate type heat exchanger 2 and then discharge the cooled steam-water mixture through the steam condensate outlet 21.
The utility model discloses a further technical scheme lies in, cooling device 1 contain more than one tubular heat exchanger in advance, more than one tubular heat exchanger arranges side by side each other.
The utility model discloses a further technical scheme lies in, contains the valve on the steam-water mixture conveyer pipe 3.
The utility model discloses a further technical scheme lie in, the valve be automatic valve.
The utility model has the further technical proposal that a temperature sensor is arranged on the steam-water mixture conveying pipe 3, the temperature sensor is in communication connection with an automatic valve, and when the temperature is higher than 120 ℃, the valve is closed; when the temperature is less than 120 ℃, the valve is opened.
Adopt above technical scheme the utility model discloses, for prior art have following beneficial effect: can effectively reduce energy consumption, improve heating efficiency, save equipment space and is a good choice for high-temperature steam heat exchange.
Drawings
For further explanation of the present invention, reference is made to the following description taken in conjunction with the accompanying drawings:
FIG. 1 is a schematic structural view of the utility model;
wherein: 1. a pre-cooling device; 2. a plate heat exchanger; 3. a steam-water mixture conveying pipe; 11. high-temperature steam inlet pipe; 12. a high-temperature water outlet; 13. a pre-cooling device shell pass; 21. a steam condensate outlet; 22. a low temperature water inlet; 23. the shell side of the plate heat exchanger.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings and embodiments, which are to be understood as illustrative only and not limiting the scope of the invention. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The patent provides a plurality of parallel schemes, and different expressions belong to an improved scheme based on a basic scheme or a parallel scheme. Each solution has its own unique features.
The first embodiment is as follows: the high-temperature plate heat exchanger structure is characterized in that the heat exchanger structure comprises a pre-cooling device 1 and a plate heat exchanger 2, the pre-cooling device 1 is a tubular heat exchanger, and the pre-cooling device 1 and the plate heat exchanger 2 are connected through a pipeline; the plate heat exchanger comprises a low-temperature water inlet 22, the low-temperature water inlet 22 is communicated with a pipeline inside the plate heat exchanger, extends out of the plate heat exchanger and is connected with a heat exchange pipe inside the pre-cooling device 1, and the heat exchange pipe extends out of the pre-cooling device 1 and is a high-temperature water outlet 12; the inside of the pre-cooling device 1 comprises a pre-cooling device shell pass 13, the pre-cooling device shell pass 13 is connected with a high-temperature steam inlet pipe 11, the space of the pre-cooling device shell pass 13 is connected with the inside of the plate type heat exchanger 2 through a pipeline, a steam condensate outlet 21 extends out of the inside of the plate type heat exchanger 2, and the pre-cooling device shell pass 13 can convey a cooled steam-water mixture to the pipeline inside the plate type heat exchanger 2 and then discharge the cooled steam-water mixture through the steam condensate outlet 21. The technical scheme of the invention has the following substantial technical effects and the realization process: A. aiming at the defect that the conventional ethylene propylene diene rubber pad is aged and leaked after being used for a long time when the temperature of the conventional general steam is over 140 ℃, the high-temperature plate type heat exchanger is a combined device utilizing a shell-and-tube heat exchanger and a plate type heat exchanger. The working principle of the heat exchanger is that high-temperature resistance and high-pressure resistance principles of the tubular heat exchanger are utilized, high-temperature steam used for heat exchange is subjected to heat exchange in advance and pre-cooled through the tubular heat exchanger, a steam-water mixture subjected to cooling is subjected to steam-water heat exchange through the plate heat exchanger, so that after the temperature is reduced, long-term operation of a sealing gasket of the plate heat exchanger is guaranteed, and the high heat exchange coefficient and the heat exchange efficiency of the plate heat exchanger are fully utilized. Can effectively reduce energy consumption, improve heating efficiency, save equipment space and is a good choice for high-temperature steam heat exchange.
Creatively, the above effects exist independently, and the combination of the above results can be completed by a set of structure.
Example two: as a further improvement or in parallel, the pre-cooling device 1 comprises more than one tubular heat exchanger, and more than one tubular heat exchanger are arranged in parallel with each other. The technical scheme of the invention has the following substantial technical effects and the realization process: as a further improvement of the first embodiment, not shown in the figure, under the condition that the whole heat exchange amount is large, the plurality of tubular heat exchangers are arranged in parallel, so that a better treatment effect can be achieved, and the plurality of tubular heat exchangers are arranged in parallel, so that the temperature of substances entering the plate heat exchanger can be ensured to be lower, and the ethylene propylene diene rubber gasket is protected.
Example three: as a further improvement scheme or a parallel scheme, the utility model discloses a further technical scheme lies in, contain the valve on the steam-water mixture conveyer pipe 3. The technical scheme of the invention has the following substantial technical effects and the realization process: as a further improvement of the first embodiment, the valve is temporarily closed to enable the material to continuously exchange heat in the tubular heat exchanger, and the valve is opened after the heat exchange reaches the required low temperature.
Example four: as a further improvement or in parallel, the valve is an automatic valve. The steam-water mixture conveying pipe 3 is provided with a temperature sensor which is in communication connection with an automatic valve, and when the temperature is higher than 120 ℃, the valve is closed; when the temperature is less than 120 ℃, the valve is opened. The technical scheme of the invention has the following substantial technical effects and the realization process: the temperature sensor can be selected from temperature sensors installed in pipelines produced by Shanghai automated instruments III factories; the degree of automation is higher. The high-temperature plate heat exchanger structurally comprises and works according to the principle that:
pre-cooling heat exchanger
The pre-cooling heat exchanger is divided into tube pass and shell pass, the tube pass carries high temperature steam, the shell pass carries heat exchange medium water, the device has no sealing device, the steam side and the water side are separated independently, the steam temperature is decreased rapidly by the device, meanwhile, the heat is transferred to the heating medium water, and the water temperature is increased. The device mainly plays the purpose of reducing the steam temperature and protecting the plate type heat exchanger.
Plate heat exchanger
Steam through the pre-cooling device generally reduces the temperature to about 120 ℃, and at the moment, the steam passes through the plate heat exchanger, the plate heat exchanger belongs to a conventional heat exchange device, the heat exchange efficiency is high, the heat transfer coefficient is high, and in a reasonable temperature range, the sealing elements between plates are protected, and the heat exchange coefficient is improved to the maximum.
Pipeline
And a pipeline connecting the pre-heat exchange device and the plate heat exchanger.
The main design characteristics of the high-temperature plate heat exchanger
The pre-cooling device ensures that the whole system is not over-temperature.
The plate heat exchanger has high heat transfer coefficient. The plate heat exchanger has small flow passage, corrugated plate, complicated cross section change, constantly changed flow direction and flow speed and increased disturbance of the fluid, so that turbulent flow may be reached at very low flow speed and high heat transfer coefficient.
The adaptability is high. The required heat transfer area can be achieved by increasing or decreasing the plates. A heat exchanger can be divided into several units, and can be adapted to simultaneously heat or cool several fluids, and its heat transfer coefficient is high, and its metal consumption is low.
Easy to be disassembled, washed and repaired
The fouling coefficient is small. Dirt is not easy to deposit due to large flow disturbance; the plate material used is better and has less corrosion, which makes the dirt coefficient value smaller.
The utility model discloses a high temperature type steam water plate heat exchanger device, this technique has following advantage: the plate heat exchanger is suitable for high-temperature steam media, improves the heat exchange efficiency, reduces the operation and maintenance cost of the traditional plate heat exchanger, saves the equipment investment and saves the equipment space.
Creatively, the above effects exist independently, and the combination of the above results can be completed by a set of structure.
The technical effect that above structure was realized realizes clearly, if do not consider additional technical scheme, this patent name can also be a novel heat transfer device. Some details are not shown in the figures.
It should be noted that the plurality of schemes provided in this patent include their own basic schemes, which are independent of each other and are not restricted to each other, but they may be combined with each other without conflict, so as to achieve a plurality of effects.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, all of which are intended to be covered by the appended claims.

Claims (5)

1. The high-temperature plate heat exchanger structure is characterized in that the heat exchanger structure comprises a pre-cooling device (1) and a plate heat exchanger (2), wherein the pre-cooling device (1) is a tubular heat exchanger, and the pre-cooling device (1) is connected with the plate heat exchanger (2) through a pipeline; the plate heat exchanger comprises a low-temperature water inlet (22), the low-temperature water inlet (22) is communicated with a pipeline inside the plate heat exchanger, extends out of the plate heat exchanger and is connected with a heat exchange pipe inside the pre-cooling device (1), and the heat exchange pipe extends out of the pre-cooling device (1) and is a high-temperature water outlet (12); the inside of pre-cooling device (1) contains pre-cooling device shell side (13), high temperature steam advances pipe (11) is connected in pre-cooling device shell side (13), the space of pre-cooling device shell side (13) is passing through the inside of pipe connection plate heat exchanger (2), the inside of plate heat exchanger (2) is stretched out and is had steam condensate outlet (21), pre-cooling device shell side (13) can transport the steam-water mixture after the cooling behind the pipeline of the inside of plate heat exchanger (2) through steam condensate outlet (21) and discharge.
2. A high temperature type plate heat exchanger structure according to claim 1, characterized in that the pre-cooling device (1) comprises more than one tube heat exchanger, which are arranged in parallel with each other.
3. A high temperature plate heat exchanger structure according to claim 1, characterized in that the steam-water mixture duct (3) comprises a valve.
4. A high temperature plate heat exchanger structure as claimed in claim 3, wherein the valves are automatic valves.
5. A high-temperature plate-type heat exchanger structure as claimed in claim 4, characterized in that the steam-water mixture delivery pipe (3) is provided with a temperature sensor, the temperature sensor is in communication connection with an automatic valve, and when the temperature is higher than 120 ℃, the valve is closed; when the temperature is less than 120 ℃, the valve is opened.
CN201921353571.8U 2019-08-20 2019-08-20 High-temperature plate type heat exchanger structure Active CN210441688U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921353571.8U CN210441688U (en) 2019-08-20 2019-08-20 High-temperature plate type heat exchanger structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921353571.8U CN210441688U (en) 2019-08-20 2019-08-20 High-temperature plate type heat exchanger structure

Publications (1)

Publication Number Publication Date
CN210441688U true CN210441688U (en) 2020-05-01

Family

ID=70408920

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921353571.8U Active CN210441688U (en) 2019-08-20 2019-08-20 High-temperature plate type heat exchanger structure

Country Status (1)

Country Link
CN (1) CN210441688U (en)

Similar Documents

Publication Publication Date Title
CN207610580U (en) A kind of titanium composite heat-exchanger
CN203259034U (en) Tube bundle heat exchanging unit and high dust gas heat exchanger
CN209326416U (en) A kind of new type heat exchanger
CN210441688U (en) High-temperature plate type heat exchanger structure
CN202048838U (en) Gas cooler
CN101929808A (en) Box-type multi-tube pass heat exchanger
CN203132400U (en) Vertical floating head type heat exchanger
CN208651094U (en) A kind of compressor heat exchanger
CN209726869U (en) A kind of easy-to-dismount stainless heat exchanger device
CN209166145U (en) A kind of glass pipe bundle condenser
CN208171065U (en) A kind of novel graphite heat exchanger
CN208398684U (en) A kind of anti-leak double tube plate heat exchanger
CN206709449U (en) Used in new energy vehicles energy-saving type air conditioner coaxial heat exchanger pipe
CN205279819U (en) Novel spiral plate type heat exchanger
CN206330448U (en) A kind of ring pipe collection bundle heat exchanger
CN201787837U (en) U-shaped pipe heat exchanger
CN201436548U (en) A baffle for a shell-and-tube heat exchanger
CN206989506U (en) Corrosion resistant U-tube dry evaporator
CN207866034U (en) A kind of heat exchanger suitable for the heat exchange of high/low temperature lye
CN204359170U (en) A kind of twisted tube heat exchanger
CN201764851U (en) Box-type multi-tube pass heat exchanger
CN209295726U (en) A kind of dual air-water heat exchanger
CN207635915U (en) A kind of multitube distance tubular heat exchange device
CN209295729U (en) Seawater dedicated heat exchanger
CN216081104U (en) Water-water heat exchanger based on micro heat pipe

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant