CN217979932U - Novel heat exchange tube and heat exchange module applying same - Google Patents

Abstract

The utility model discloses a novel heat exchange tube and a heat exchange module using the same, which comprises a tube body, wherein the tube body comprises a straight line section and a middle arc line section, a heat exchange plate penetrates through the tube body, and fluid can pass through the tube body to complete heat exchange; the heat exchange module comprises a box body and a plurality of heat exchange tubes, wherein the wall surface of the box body comprises a fire-resistant heat insulation layer, a first inlet and a first outlet are formed in the inner cavity of the box body and communicated with a heat exchange shell pass, the inlet end of the tube body penetrates through the fire-resistant heat insulation layer and is communicated with a first pipeline, the outlet end of the tube body penetrates through the fire-resistant heat insulation layer and is communicated with a second pipeline, and the tube body forms a heat exchange tube pass. The utility model discloses rational in infrastructure, heat exchange efficiency is high and the fault rate is low.

Description

Novel heat exchange tube and heat exchange module applying same

Technical Field

The utility model relates to a heat exchange technology field specifically is a novel heat exchange tube and uses heat exchange module of this heat exchange tube.

Background

The heat exchange box device generally comprises a heat exchange box and a heat exchange tube arranged in the heat exchange box so as to form a heat exchange shell pass and a heat exchange tube pass; the convection high-temperature fluid and the convection low-temperature fluid are respectively arranged on the heat exchange shell pass and the heat exchange tube pass to realize heat exchange, wherein the heat exchange tube is a key component, and in the prior art, the heat exchange tube is affected by expansion with heat and contraction with cold, and is often loosened at the joint of the heat exchange tube and an adjacent component, so that sealing failure is caused, continuous operation of equipment is not facilitated, heat exchange efficiency is not improved, and the production requirement can not be well met.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a novel heat exchange tube and heat exchange module who uses this heat exchange tube, it has solved the technical problem that heat exchange tube and heat exchange module fault rate are high, heat exchange efficiency is low among the prior art, has rational in infrastructure, the high and low technological effect of fault rate of heat exchange efficiency. The adopted technical scheme is as follows:

the utility model provides a novel heat exchange tube, includes the pipe body, the pipe body includes straightway and middle arc segment, this internal heat transfer board that has run through of pipe, the fluid can pass through the pipe body in order to accomplish the heat transfer.

On the basis of the technical scheme, 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, two ends of the heat exchange plate are fixedly connected with the inner wall surface of the tube body in a spot welding mode.

On the basis of the technical scheme, the pipe body comprises a front straight line section, a middle arc line section and a rear straight line section, and the pipe body is symmetrical about the symmetry line of the arc line sections.

The utility model provides an use heat exchange module of this heat exchange tube, includes case body and a plurality of heat exchange tube, the wall of case body includes fire-resistant heat preservation, the inner chamber of case body forms heat transfer shell side and communicates and has first import and first export, the entrance point of pipe body is worn through fire-resistant heat preservation and is linked together with first pipeline, the exit end of pipe body is worn through fire-resistant heat preservation and is linked together with the second pipeline, and is a plurality of the pipe body forms the heat transfer tube side.

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 first pipeline is communicated with the inlet end of the pipe body through the first buffer cavity, and the second pipeline is communicated with the outlet end of the pipe body through the second buffer cavity.

On the basis of the technical scheme, the first buffer cavity comprises a first shell fixedly connected to the outer wall of the box body, and the second buffer cavity comprises a second shell fixedly connected to the outer wall surface of the box body.

Advantageous effects

The utility model discloses rational in infrastructure, the heat exchange tube includes middle arc segment, can effectively compensate the dimensional change that the heat exchange tube expend with heat and contract with cold caused, can concentrate on arc segment with the dimensional change of heat exchange tube expend with heat and contract with cold simultaneously, so can avoid the heat exchange tube to collapse because of deformation, prolong the life of heat exchange tube greatly, be favorable to the stability that the maintenance equipment is connected, be favorable to equipment continuous operation. In addition, the spiral sheet-shaped heat exchange plates penetrate through the heat exchange tubes, so that the heat exchange area is increased, the length of a flow path of fluid in the heat exchange tubes is prolonged, and the heat exchange efficiency is greatly improved.

The box body of the heat exchange module comprises a fire-resistant heat preservation layer, and the inlet end and the outlet end of the heat exchange tube penetrate through the fire-resistant heat preservation layer to be communicated with the first pipeline and the second pipeline, so that heat can be effectively prevented from being lost outwards.

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 obvious that the drawing in the following description is only an embodiment of the invention, and that for a person skilled in the art, other embodiments can be derived from the drawing provided without inventive effort.

FIG. 1: the utility model discloses a three-dimensional structure schematic diagram of a heat exchange tube;

FIG. 2: the utility model discloses a partial section structure schematic diagram of a heat exchange tube main view;

FIG. 3: the cross section structure schematic diagram of the front view of the heat exchange module in the utility model is shown;

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

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 fact, a first element could be termed a second element, and vice versa. Furthermore, 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 phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of other like elements in a structure, device, or apparatus that comprises the element. The various embodiments are described in a progressive manner, with each embodiment focusing on differences from the other embodiments, and with like parts being referred to one another.

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 the orientation or positional relationship shown in the drawings, and are used for convenience in describing and simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present 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.

A novel heat exchange tube as shown in fig. 1-2, including pipe body 12, pipe body 12 includes preceding straightway, middle arc segment and back straightway, just pipe body 12 is symmetrical about the symmetry line of arc segment, it has heat transfer board 121 to run through in the pipe body 12, heat transfer board 121 is the spiral slice, heat transfer board 121 both ends and the spot welding rigid coupling of pipe body 12 internal face. Wherein, pipe body 12 and heat transfer board 121 are stainless steel, and the high temperature resistance of pipe body 12 is superior to the high temperature resistance of heat transfer board 121, and the low-temperature fluid can pass through pipe body 121 in order to accomplish the heat transfer.

As shown in fig. 3 to 4, the heat exchange module 1 applying the heat exchange tubes comprises a box body 11 and a plurality of heat exchange tubes, wherein the wall surface of the box body 11 comprises a fire-resistant insulating layer 111, and the fire-resistant insulating layer 111 comprises flint clay and high alumina cement.

As shown in fig. 3, the inner cavity of the box body 11 forms a heat exchange shell pass and is communicated with a first inlet 112 and a first outlet 113, and the high-temperature fluid enters from the first inlet 112 and flows out from the first outlet 113 to exchange heat with the low-temperature fluid in the heat exchange tube, in other embodiments of the present invention, the thickness of the fire-resistant insulating layer 111 gradually decreases from the first inlet 112 to the first outlet 113, the inlet end of the tube body 12 passes through the fire-resistant insulating layer 111 and is communicated with the first pipeline 13, the first pipeline 13 is communicated with the inlet end of the tube body 12 through a first buffer cavity 15, the first buffer cavity 15 includes a first shell fixedly connected to the outer wall of the box body 11, the inner cavity of the first shell is communicated with the first pipeline 13 and the tube body 12, wherein the first pipeline 13 includes two first branch pipelines symmetrically arranged; the outlet end of the pipe body 12 penetrates through the fireproof insulating layer 111 and is communicated with a second pipeline 14, the second pipeline 14 is communicated with the outlet end of the pipe body 12 through a second buffer cavity 16, the second buffer cavity 16 comprises a second shell fixedly connected to the outer wall surface of the box body 11, the inner cavity of the second shell is communicated with the second pipeline 16 and the pipe body 12, and the second pipeline 14 comprises two second branch pipelines which are symmetrically arranged; a plurality of the tube bodies 12 form a heat exchange tube pass.

The first inlet 112 and the first outlet 114 are vertically arranged, and the heat exchange tubes are transversely arranged, so that the flow velocity of the high-temperature fluid (such as high-temperature flue gas in the embodiment) can be reduced, and the heat exchange efficiency with the low-temperature fluid (such as air in the embodiment) in the tube body 12 can be improved.

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 (9)

1. The utility model provides a novel heat exchange tube, its characterized in that, includes pipe body (12), pipe body (12) include straightway and middle arc line section, run through heat transfer board (121) in pipe body (12), the fluid can pass through pipe body (12) in order to accomplish the heat transfer.

2. A novel heat exchange tube according to claim 1, characterised in that the heat exchange plate (121) is in the form of a spiral sheet.

3. A novel heat exchange tube according to claim 2, characterized in that the tube body (12) and the heat exchange plate (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 plate (121).

4. A novel heat exchange tube according to claim 3, characterized in that both ends of the heat exchange plate (121) are fixedly connected with the inner wall surface of the tube body (12) by spot welding.

5. A novel heat exchange tube according to claim 3, characterized in that the tube body (12) comprises a front straight section, a middle arc section and a rear straight section, and the tube body (12) is symmetrical about the symmetry line of the middle arc section.

6. A heat exchange module applying the heat exchange tube is characterized by comprising a box body (11) and a plurality of heat exchange tubes as claimed in any one of claims 1 to 5, wherein the wall surface of the box body (11) comprises a fireproof heat-insulating layer (111), the inner cavity of the box body (11) forms a heat exchange shell side and is communicated with a first inlet (112) and a first outlet (113), the inlet end of the tube body (12) penetrates through the fireproof heat-insulating layer (111) and is communicated with a first pipeline (13), the outlet end of the tube body (12) penetrates through the fireproof heat-insulating layer (111) and is communicated with a second pipeline (14), and the plurality of tube bodies (12) form a heat exchange tube side.

7. A heat exchange module according to claim 6, wherein the first inlet (112) and the first outlet (113) are vertically arranged and the heat exchange tubes are laterally arranged.

8. A heat exchange module according to claim 7, wherein the first line (13) communicates with the inlet end of the tube body (12) through a first buffer chamber (15), and the second line (14) communicates with the outlet end of the tube body (12) through a second buffer chamber (16).

9. A heat exchange module according to claim 8, characterised in that the first buffer chamber (15) comprises a first shell fixedly connected to the outer wall of the tank body (11), and the second buffer chamber (16) comprises a second shell fixedly connected to the outer wall of the tank body (11).

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