CN210036342U

CN210036342U - Aseptic level two tube pass double tube plate heat exchanger structure

Info

Publication number: CN210036342U
Application number: CN201920846352.7U
Authority: CN
Inventors: 李岚岚; 杨泽霞; 李奎
Original assignee: Yichuang Fluid Equipment (suzhou) Co Ltd
Current assignee: Yichuang Fluid Equipment (suzhou) Co Ltd
Priority date: 2019-06-06
Filing date: 2019-06-06
Publication date: 2020-02-07
Anticipated expiration: 2029-06-06

Abstract

The utility model discloses a two tube pass double tube sheet heat exchanger structures of aseptic level relates to heat exchanger technical field, specifically is a two tube pass double tube sheet heat exchanger structures of aseptic level, including the casing to and set up the U type heat exchange tube at the casing inner chamber, the fixed cover in one end of casing is equipped with the flat head, the fixed cover in one side at casing top is equipped with the gas vent, and the casing upper and lower fixedly connected with flange interface, the bottom fixedly connected with discharge port of casing. This aseptic level two tube pass double tube sheet heat exchanger structure through setting up this heat exchanger into two tube passes, and clean fluid gets into the heat exchanger from clean fluid joint import and flows through U type heat exchange tube and get back to clean fluid joint export outflow, through two tube passes, has avoided traditional tube pass heat transfer ephemeral problem.

Description

Aseptic level two tube pass double tube plate heat exchanger structure

Technical Field

The utility model relates to a heat exchanger technical field specifically is a two tube pass double tube sheet heat exchanger structures of aseptic level.

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. Through our research discovery, current heat exchanger is in the in-process that uses, and non-clean fluid and purified water and injection water mix together easily and form cross contamination, and the heat exchanger is bulky simultaneously moreover, makes the heat transfer comparatively short time then to the inside heat exchange efficiency of heat exchanger is lower, for this reason we provide a two tube pass double tube plate heat exchanger structures of aseptic level.

Disclosure of Invention

The utility model provides a two tube pass double tube sheet heat exchanger structures of aseptic level have solved the problem that above-mentioned background art provided.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a sterile-level two-tube-pass double-tube-plate heat exchanger structure comprises a shell and a U-shaped heat exchange tube arranged in an inner cavity of the shell, wherein a flat end socket is fixedly sleeved at one end of the shell, an exhaust port is fixedly sleeved at one side of the top of the shell, a flange interface is fixedly connected at one side of the bottom of the shell, a discharge port is fixedly connected at the central position of the bottom of the shell, a rear support positioned at the bottom of the shell is fixedly connected between the discharge port and the flange interface, a flange exchange interface is fixedly connected at the top of the shell, a lifting lug positioned between the exhaust port and the flange interface is fixedly installed at the top of the shell, a shell flange positioned outside the U-shaped heat exchange tube is fixedly installed at the other end of the shell, the shell flange is fixedly connected with an inner tube plate through bolts, an outer tube plate of the heat exchanger is fixedly connected, the top and the bottom of outer tube sheet head one side are fixed respectively and are equipped with clean fluid joint export and clean fluid joint import, and just clean fluid joint import and clean fluid joint export are linked together with the both ends of U type heat exchange tube respectively.

Optionally, the bottom of the shell flange is fixedly connected with a front support, and the front support and the rear support are both L-shaped and have the same shape.

Optionally, a nameplate is fixedly sleeved at the position above the middle part of the front face of the shell.

Optionally, the clean fluid trap outlet is offset downwardly by one to two degrees relative to horizontal.

Optionally, a lifting lug located between the flange of the housing and the flange interface is fixedly mounted at the top of the housing.

The utility model discloses possess following beneficial effect:

1. this aseptic level two tube pass double tube sheet heat exchanger structure, through with purification water or injection water through the inside that clean fluid joint import entered into this heat exchanger and the inside of U type heat exchange tube contacts, unclean fluid passes through the inside of casing, flange interface and interior tube sheet contact, even there is unclean fluid to leak also from flange interface and interior tube sheet department to the outside of casing, can not pollute clean fluid, completely isolate casing and the inside fluid of U type heat exchange tube, thereby can effectually avoid the cross contamination between the fluid.

2. This aseptic level two tube pass double tube sheet heat exchanger structure through setting up this heat exchanger into two tube passes, and clean fluid gets into the heat exchanger from clean fluid joint import and flows through U type heat exchange tube and get back to clean fluid joint export outflow, through two tube passes, has avoided traditional tube pass heat transfer ephemeral problem.

3. The sterile-level two-tube-pass double-tube-plate heat exchanger structure can timely discharge non-condensable gas and condensed water of fluid in the shell through the exhaust port and the exhaust port on the heat exchanger shell, reduce thermal resistance on two sides of the heat exchange tube, effectively reduce the processing area of the heat exchanger and save the volume of processing equipment.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a left side view of the present invention.

In the figure: 1. a housing; 2. a U-shaped heat exchange tube; 3. flat end enclosure; 4. an exhaust port; 5. a discharge port; 6. a flange interface; 7. lifting lugs; 8. a rear support; 9. a housing flange; 10. a bolt; 11. an inner tube sheet; 12. an outer tube plate of the heat exchanger; 13. sealing the outer pipe plate; 14. the clean fluid is clamped with the inlet; 15. the clean fluid is clamped with the outlet; 16. a front support; 17. name plate, 18 baffle plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely 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 work belong to the protection scope of the present invention.

Referring to fig. 1 to 2, the present invention provides a technical solution: a sterile two-tube-pass double-tube-plate heat exchanger structure comprises a shell 1 and a U-shaped heat exchange tube 2 arranged in the inner cavity of the shell 1, wherein a clean fluid enters the heat exchanger from a clean fluid clamping inlet 14 and flows through the U-shaped heat exchange tube 2 to return to a clean fluid clamping outlet 15 to flow out, the problem of short heat exchange of the traditional tube pass is avoided by two tube passes, and meanwhile, the cross contamination among the fluids is avoided, a flat head 3 is fixedly sleeved at one end of the shell 1, an exhaust port 4 is fixedly sleeved at one side of the top of the shell 1, a flange interface 6 is fixedly connected at one side of the bottom of the shell 1, a discharge port 5 is fixedly connected at the central position of the bottom of the shell 1, through the matching use between the exhaust port 4 and the discharge port 5, the non-condensable gas and condensed water of the fluid in the shell 1 can be discharged in time, the volume of the processing equipment is saved, a rear support 8 positioned at the bottom of the shell 1 is fixedly connected between the discharge port 5 and the flange interface 6, the flange interface 6 is fixedly connected at the top of the shell 1, a lifting lug 7 positioned between the exhaust port 4 and the flange interface 6 is fixedly arranged at the top of the shell 1, a shell flange 9 positioned outside the U-shaped heat exchange tube 2 is fixedly arranged at the other end of the shell 1, the shell flange 9 is fixedly connected with an inner tube plate 11 through a bolt 10, one side of the inner tube plate 11 is fixedly connected with an outer tube plate 12 of the heat exchanger, one side of the outer tube plate 12 of the heat exchanger is fixedly connected with an outer tube plate end enclosure 13 through a bolt 10, the top and the bottom of one side of the outer tube plate end enclosure 13 are respectively and fixedly sleeved with a clean fluid clamping outlet 15 and a clean fluid clamping inlet 14, and the clean fluid, (18) is a baffle plate arranged in the shell and is used for ensuring that the fluid can exchange heat more fully.

Wherein, the bottom fixedly connected with of casing flange 9 is preceding support 16, and the same L type that is of the shape of preceding support 16 and back support 8 is convenient for place the device.

Wherein, the fixed cover of the middle part upper position department on the front of casing 1 is equipped with name card 17, through name card 17's setting, is convenient for distinguish its model.

Wherein the clean fluid clamp outlet 15 is inclined one to two degrees downwards relative to the horizontal plane, and the fluid in the tube pass is conveniently discharged by arranging the clean fluid clamp outlet to be inclined.

Wherein, the top of casing 1 is fixed with and is located the lug 7 between casing flange 9 and flange interface 6, through setting up lug 7 for this heat exchanger is more convenient when the installation.

In summary, in the aseptic-grade two-tube-pass double-tube-plate heat exchanger structure, when in use, fluid firstly enters the inside of the U-shaped heat exchange tube 2 on the heat exchanger through the clean fluid clamping inlet 14, passes through the U-shaped heat exchange tube 2 and then is discharged from the clean fluid clamping outlet 15, and simultaneously gas and fluid are respectively discharged through the gas outlet 4 and the discharge outlet 5 (the gas outlet 4 and the discharge outlet 5 can be optionally cancelled when being processed according to needs).

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; 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. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a two tube pass double tube sheet heat exchanger structures of aseptic level, includes casing (1) to and set up U type heat exchange tube (2) in casing (1) inner chamber, its characterized in that: the heat exchanger is characterized in that a flat head (3) is fixedly sleeved at one end of the shell (1), an exhaust port (4) is fixedly sleeved at one side of the top of the shell (1), a flange connector (6) is fixedly connected to one side of the bottom of the shell (1), a discharge port (5) is fixedly connected to the central position of the bottom of the shell (1), a rear support (8) positioned at the bottom of the shell (1) is fixedly connected between the discharge port (5) and the flange connector (6), a flange replacing connector (6) is fixedly connected to the top of the shell (1), a lifting lug (7) positioned between the exhaust port (4) and the flange connector (6) is fixedly installed at the top of the shell (1), a shell flange (9) positioned outside the U-shaped heat exchange tube (2) is fixedly installed at the other end of the shell (1), and the shell flange (9) is fixedly connected with an inner tube plate, one side fixedly connected with outer tube plate (12) of heat exchanger of interior tube sheet (11), and one side of outer tube plate (12) of heat exchanger passes through bolt (10) fixedly connected with outer tube plate head (13), the top and the bottom of outer tube plate head (13) one side are fixed the cover respectively and are equipped with clean fluid joint export (15) and clean fluid joint import (14), and clean fluid joint import (14) and clean fluid joint export (15) are linked together with the both ends of U type heat exchange tube (2) respectively (18) for adorn the baffling board in the casing for let the more abundant heat transfer of fluid.

2. An aseptic-grade two-tube-pass double-tube-plate heat exchanger structure as claimed in claim 1, wherein: the bottom of the shell flange (9) is fixedly connected with a front support (16), and the front support (16) and the rear support (8) are L-shaped in the same shape.

3. An aseptic-grade two-tube-pass double-tube-plate heat exchanger structure as claimed in claim 1, wherein: a nameplate (17) is fixedly sleeved at the upper middle part of the front surface of the shell (1).

4. An aseptic-grade two-tube-pass double-tube-plate heat exchanger structure as claimed in claim 1, wherein: the clean fluid clamping outlet (15) is inclined upwards by one degree to two degrees relative to the horizontal plane.

5. An aseptic-grade two-tube-pass double-tube-plate heat exchanger structure as claimed in claim 1, wherein: and a lifting lug (7) positioned between the shell flange (9) and the flange interface (6) is fixedly arranged at the top of the shell (1).