CN218120684U

CN218120684U - Novel heat exchanger

Info

Publication number: CN218120684U
Application number: CN202221747153.9U
Authority: CN
Inventors: 隋成富; 于阔涛; 于阔沛
Original assignee: Qingdao Qingli Environment Protection Equipment Co ltd
Current assignee: Qingdao Qingli Environment Protection Equipment Co ltd
Priority date: 2022-07-08
Filing date: 2022-07-08
Publication date: 2022-12-23
Anticipated expiration: 2032-07-08

Abstract

The utility model discloses a novel heat exchanger, including a plurality of heat exchange module that communicate the setting in proper order, and adjacent two heat exchange module can dismantle the connection, heat exchange module includes the case body and wears through a plurality of heat exchange tubes of case body, the inner chamber of case body forms heat transfer shell side and intercommunication has first import and first export, and is a plurality of heat exchange module's heat transfer shell side is linked together through first import and first export, the import of heat exchange tube is worn through the case body and is linked together with first pipeline, the export of heat exchange tube is worn through the case body and is linked together with the second pipeline, and is a plurality of the heat exchange tube forms the heat exchange tube side, heat exchange module's heat exchange tube side is linked together through first pipeline and second pipeline. The utility model discloses but rational in infrastructure, flexibility good modularization equipment design, convenient transportation and installation.

Description

Novel heat exchanger

Technical Field

The utility model relates to a heat exchange technology field specifically is a novel heat exchanger

Background

The heat exchange device generally comprises a heat exchange module and a heat exchange tube arranged in the heat exchange module to form a heat exchange shell pass and a heat exchange tube pass, and convective high-temperature fluid and convective low-temperature fluid are respectively arranged in the heat exchange shell pass and the heat exchange tube pass to realize heat exchange; the existing heat exchange device is often complex in structure, large in occupied area and poor in flexibility, the heat exchange capacity of the existing heat exchange device is often fixed, and the change of heat exchange requirements cannot be well met; in addition, among the prior art, the heat exchange tube receives expend with heat and contract with cold's influence, often takes place to become flexible at the junction, leads to sealed inefficacy, is unfavorable for equipment continuous operation, and is unfavorable for improving heat exchange efficiency, can not satisfy the production demand well.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a novel heat exchange tube, it has solved among the prior art heat exchanger flexibility, can not satisfy the condition that the heat transfer demand changes well, but has rational in infrastructure, the flexibility good technical effect of modular assembly design, convenient transportation and installation. The adopted technical scheme is as follows:

the utility model provides a novel heat exchanger, includes a plurality of heat exchange module that communicate the setting in proper order, and adjacent two heat exchange module can dismantle the connection, heat exchange module includes case body and a plurality of heat exchange tubes of drawing through the case body, the inner chamber of case body forms heat transfer shell side and intercommunication has first import and first export, and is a plurality of heat exchange module's heat transfer shell side is linked together through first import and first export, the import of heat exchange tube is drawn through the case body and is communicated with first pipeline, the export of heat exchange tube is drawn through the case body and is communicated with the second pipeline, and is a plurality of the heat exchange tube forms the heat exchange tube side, heat exchange module's heat exchange tube side is linked together through first pipeline and second pipeline.

On the basis of the technical scheme, the first inlet and the first outlet are vertically arranged, and the heat exchange tube is transversely arranged.

On the basis of the technical scheme, the side wall surface of the box body comprises a fireproof heat-insulating layer, an inlet of the heat exchange tube penetrates through the fireproof heat-insulating layer and is communicated with the first pipeline, an outlet of the heat exchange tube penetrates through the fireproof heat-insulating layer and is communicated with the second pipeline, and the thickness of the fireproof heat-insulating layer in the heat exchange module is gradually reduced along the flowing direction of high-temperature fluid.

On the basis of the technical scheme, the heat exchanger comprises a first heat exchange tube side and a second heat exchange tube side which are independent from each other, the first heat exchange tube side comprises a plurality of heat exchange modules which are sequentially communicated, and the second heat exchange tube side comprises a plurality of heat exchange modules which are sequentially communicated.

On the basis of the technical scheme, the first pipeline in the heat exchange module of the middle section comprises two first branch pipelines which are symmetrically arranged, the two first branch pipelines are communicated with the inlet end of the heat exchange tube through the first buffer cavity, the second pipeline in the heat exchange module of the middle section comprises two second branch pipelines which are symmetrically arranged, and the two second branch pipelines are communicated with the outlet end of the heat exchange tube through the second heat exchange cavity.

On the basis of the technical scheme, the heat exchange tube comprises a tube body and a heat exchange plate penetrating through the tube body, and fluid can pass through the tube body to complete heat exchange.

On the basis of the technical scheme, the tube body comprises a straight line section and a middle arc section, and the heat exchange plate is in a spiral sheet shape.

On the basis of the technical scheme, the tube body and the heat exchange plate are both made of stainless steel materials, and the high-temperature resistance of the tube body is superior to that of the heat exchange plate.

On the basis of the technical scheme, along the flowing direction of the high-temperature fluid, the high-temperature resistance of the inner tube body of the heat exchange module is weakened in sequence.

On the basis of the technical scheme, two ends of the heat exchange plate are fixedly connected with the inner wall surface of the pipe body.

Advantageous effects

The utility model discloses it is rational in infrastructure, including a plurality of heat transfer modules that communicate the setting in proper order, can match the heat transfer module who is fit for quantity as required, wherein the utility model discloses well heat exchanger forms stage by stage heat transfer including mutually independent first heat transfer tube side and second heat transfer tube side, not only is favorable to improving the heat transfer volume, is favorable to doing the fine management and utilizing to the fluid heat in the heat transfer tube side moreover. In addition, this internal a plurality of horizontal heat exchange tubes that are equipped with of case, the pipe body includes middle arc line section, can effectively compensate the dimensional change that the heat exchange tube expend with heat and contract with cold and cause, prolongs the life of heat exchange tube greatly, is favorable to maintaining the stability that heat exchange module connects, is favorable to heat exchange module continuous operation, and this internal running-through of pipe has spiral slice heat transfer board in addition, increases heat transfer area, and extension fluid improves heat exchange efficiency greatly at heat exchange tube flow path length in.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is to be understood that the drawings in the following description are merely exemplary of the invention and that other embodiments may be derived by those skilled in the art without inventive step from the drawings provided.

FIG. 1: the utility model discloses a structural schematic diagram of a front view of a middle heat exchanger;

FIG. 2: the utility model discloses a structural schematic diagram of a right view of a middle heat exchanger;

FIG. 3: the utility model discloses a section structure schematic diagram of a front view of a middle section heat exchange module;

FIG. 4 is a schematic view of: the cross-sectional structure in the direction of A-A in FIG. 3 is schematically shown;

FIG. 5 is a schematic view of: the utility model discloses a three-dimensional structure schematic diagram of a heat exchange tube;

FIG. 6: the utility model discloses a partial section structure schematic diagram of a heat exchange tube main view;

Detailed Description

The following description and the drawings sufficiently illustrate specific embodiments herein to enable those skilled in the art to practice them. Portions and features of some embodiments may be included in or substituted for those of others. The scope of the embodiments herein includes the full ambit of the claims, as well as all available equivalents of the claims. The terms "first," "second," and the like, herein are used solely to distinguish one element from another without requiring or implying any actual such relationship or order between such elements. In practice, a first element can also be referred to as a second element, and vice versa. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a structure, apparatus, or device that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such structure, apparatus, or device. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another like element in a structure, device, or apparatus that comprises the element. The embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like herein, as used herein, are defined as orientations or positional relationships based on those shown in the drawings, merely for convenience of description and to simplify description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the invention. In the description herein, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may include, for example, mechanical or electrical connections, and communication between two elements, and may include direct connection and indirect connection through intervening media, where the meaning of the terms is to be understood by those skilled in the art as appropriate.

Herein, the term "plurality" means two or more, unless otherwise specified.

Herein, the character "/" indicates that the preceding and following objects are in an "or" relationship. For example, A/B represents: a or B.

Herein, the term "and/or" is an associative relationship describing objects, meaning that three relationships may exist. For example, a and/or B, represents: a or B, or A and B.

The novel heat exchanger shown in fig. 1 to 6 comprises 5 heat exchange modules 1,5 which are sequentially communicated from bottom to top, wherein the heat exchange modules 1 are vertically stacked, the bottom heat exchange module 1 is connected with a high-temperature flue gas inlet cavity downwards, the top heat exchange module 1 is communicated with a low-temperature flue gas outlet cavity upwards, two adjacent heat exchange modules 1 are detachably connected, sealing materials are arranged at the joints, each heat exchange module 1 comprises a box body 11 and a plurality of heat exchange tubes penetrating through the box body 11, a heat exchange shell pass is formed in an inner cavity of the box body 11 and communicated with a first inlet 112 and a first outlet 113, the first inlet 112 and the first outlet 113 are vertically arranged, flue gas enters through the first inlet 112 and is discharged from the first outlet 113, and the heat exchange shell passes of the 5 heat exchange modules 1 are communicated with the first outlet 113 through the first inlet 112. The side wall surface of case body 11 includes fire-resistant heat preservation 111, and the thickness of the fire-resistant heat preservation 111 in 5 heat exchange module 1 diminishes, and the thickness of the fire-resistant heat preservation 111 in the heat exchange module 1 of bottom is 160mm, and the thickness of the fire-resistant heat preservation 111 in four heat exchange module 1 above is 155mm, 150mm, 145mm, 140mm, 135mm respectively.

As shown in fig. 3 to 6, the plurality of heat exchange tubes are arranged in a transverse direction, each heat exchange tube includes a tube body 12 and a heat exchange plate 121 penetrating through the tube body 12, the tube body 12 includes a front straight line segment, a middle arc segment and a rear straight line segment, the tube body 12 is symmetrical about a symmetry line of the arc segments, and the heat exchange plate 121 is in a spiral sheet shape. The tube body 12 and the heat exchange plate 121 are made of stainless steel, in the same heat exchange module 1, the high-temperature resistance of the tube body 12 is superior to that of the heat exchange plate 121, the two ends of the heat exchange plate 121 are fixedly connected with the inner wall surface of the tube body 12 in a spot welding mode, and low-temperature air penetrates through the tube body 12 to complete heat exchange. Along the flowing direction of the high-temperature fluid, the high-temperature resistance of the inner tube body 12 of the lower-layer heat exchange module 1 is superior to that of the inner tube body 12 of the upper-layer heat exchange module 1.

As shown in fig. 3 and 4, an inlet of the heat exchange tube passes through the fire-resistant insulating layer 111 and is communicated with a first pipeline 13, wherein the first pipeline 13 in the heat exchange module at the middle section comprises two first branch pipelines which are symmetrically arranged, the two first branch pipelines are communicated with an inlet end of the heat exchange tube through a first buffer cavity 15, the first buffer cavity 15 comprises a first shell which is fixedly connected to the outer wall of the box body 11, and an inner cavity of the first shell is communicated with the first pipeline 13 and the tube body 12 respectively; the outlet of the heat exchange tube penetrates through the fireproof heat-insulating layer 111 and is communicated with the second pipeline 14, wherein the second pipeline 14 in the heat exchange module at the middle section comprises two second branch pipelines which are symmetrically arranged, the two second branch pipelines are communicated with the outlet end of the heat exchange tube through a second buffer cavity 16, the second buffer cavity 16 comprises a second shell which is fixedly connected to the outer wall surface of the box body 11, and the inner cavity of the second shell is communicated with the second pipeline 14 and the tube body 12. The tube sides of two adjacent heat exchange modules 1 are communicated through a first pipeline 13 and a second pipeline 14.

As shown in figure 1, the heat exchange tube passes of the lower two heat exchange modules 1 are communicated to form a first heat exchange tube pass, and the heat of the low-temperature air is supplied to the cupola furnace for use after the low-temperature air is subjected to heat exchange through the first heat exchange tube pass from top to bottom. The heat exchange tube passes of the three heat exchange modules 1 are communicated to form a second heat exchange tube pass, and the heat of the low-temperature air is supplied to the curing oven to adapt after the low-temperature air is subjected to heat exchange through the second heat exchange tube pass from top to bottom so as to dry the rock wool. The first heat exchange tube pass and the second heat exchange tube pass are independent, so that the heat of fluid in the heat exchange tube passes can be finely managed and utilized.

The present invention has been described above by way of example, but the present invention is not limited to the above-mentioned embodiments, and any modification or variation based on the present invention is within the scope of the present invention.

Claims

1. The utility model provides a novel heat exchanger, its characterized in that, is including a plurality of heat exchange module (1) that communicate the setting in proper order, and adjacent two heat exchange module (1) can dismantle the connection, heat exchange module (1) includes case body (11) and a plurality of heat exchange tubes of wearing through case body (11), the inner chamber of case body (11) forms heat transfer shell side and communicates and has first import (112) and first export (113), and adjacent two the heat transfer shell side of heat exchange module (1) is linked together through first import (112) and first export (113), the import of heat exchange tube is worn through case body (11) and is linked together with first pipeline (13), the export of heat exchange tube is worn through case body (11) and is linked together with second pipeline (14), and is a plurality of the heat exchange tube forms the heat exchange tube side, adjacent two the heat exchange tube side of heat exchange module (1) is linked together through first pipeline (13) and second pipeline (14).

2. The novel heat exchanger according to claim 1, characterized in that the first inlet (112) and the first outlet (113) are vertically arranged and the heat exchange tubes are horizontally arranged.

3. The novel heat exchanger as claimed in claim 2, wherein the side wall surface of the tank body (11) includes a fire-resistant insulating layer (111), the inlet of the heat exchange tube passes through the fire-resistant insulating layer (111) and communicates with the first pipeline (13), the outlet of the heat exchange tube passes through the fire-resistant insulating layer (111) and communicates with the second pipeline (14), and the thickness of the fire-resistant insulating layer (111) in the heat exchange module (1) is gradually reduced along the flow direction of the high-temperature fluid.

4. The novel heat exchanger according to claim 1, wherein the heat exchanger comprises a first heat exchange tube side and a second heat exchange tube side which are independent of each other, the first heat exchange tube side comprises a plurality of heat exchange modules (1) which are sequentially communicated with each other, and the second heat exchange tube side comprises a plurality of heat exchange modules (1) which are sequentially communicated with each other.

5. A new heat exchanger according to claim 1, characterized in that the first pipe (13) of the heat exchange module (1) of the middle section comprises two first branch pipes which are symmetrically arranged and are communicated with the inlet end of the heat exchange tube through the first buffer chamber (15), and the second pipe (14) of the heat exchange module (1) of the middle section comprises two second branch pipes which are symmetrically arranged and are communicated with the outlet end of the heat exchange tube through the second heat exchange chamber (16).

6. The new heat exchanger according to any one of claims 1 to 5, characterized in that the heat exchange tubes comprise a tube body (12) and heat exchange plates (121) extending through the tube body (12), through which tube body (12) a fluid can be passed to perform the heat exchange.

7. The new heat exchanger according to claim 6, characterized in that the tube body (12) comprises straight and intermediate arc sections and the heat exchange plates (121) are in the form of spiral sheets.

8. The new heat exchanger according to claim 6, characterized in that the tube body (12) and the heat exchange plates (121) are both made of stainless steel, and the high temperature resistance of the tube body (12) is superior to that of the heat exchange plates (121).

9. The new heat exchanger according to claim 8, characterized in that along the direction of the high temperature fluid flow, the high temperature resistance of the inner tube body (12) of the heat exchange module (1) is successively weakened.

10. The new heat exchanger according to any one of claims 7 to 9, characterized in that both ends of the heat exchange plate (121) are fixedly connected with the inner wall surface of the tube body (12).