CN218066098U

CN218066098U - Heat exchanger easy to assemble and disassemble

Info

Publication number: CN218066098U
Application number: CN202222537187.1U
Authority: CN
Inventors: 张碧波; 潘斌斌; 潘璟璟
Original assignee: Zhejiang Dingnuo Energy Equipment Co ltd
Current assignee: Zhejiang Dingnuo Energy Equipment Co ltd
Priority date: 2022-09-23
Filing date: 2022-09-23
Publication date: 2022-12-16
Anticipated expiration: 2032-09-23

Abstract

The invention provides a heat exchanger easy to assemble and disassemble, which comprises a box body, at least one stabilizing plate in the box body and end fixing plates detachably arranged at two ends of the box body, wherein an inlet pipe and an outlet pipe are arranged on the box body; a plurality of groups of mounting hole sites are correspondingly arranged on the fixing plates at the two end parts, and a heat exchange tube is arranged in each group of mounting hole sites in a penetrating manner, so that the two ends of the heat exchange tube are respectively supported by the fixing plates at the end parts, and the heat exchange tube is positioned at the inner side of the box body and is supported by the stabilizing plates. The heat exchange tube is reasonable in structural design, the end fixing plates at the two ends of the box body support the heat exchange tube, the stabilizing plates arranged on the inner side of the box body limit the heat exchange tube to deform excessively, the stability of the heat exchange tube is effectively improved, the structural strength and the stability of the whole heat exchange tube set are guaranteed, meanwhile, media circulate in the box body, the heat exchange uniformity is good, and the performance of the heat exchanger is stable.

Description

Heat exchanger easy to assemble and disassemble

Technical Field

The invention belongs to the technical field of heat exchange equipment, and particularly relates to an easily-assembled and disassembled heat exchanger.

Background

The prior heat exchanger mainly comprises a plate-shell type heat exchanger, a finned tube type heat exchanger, a shell-shell type heat exchanger and the like, wherein the plate-shell type heat exchanger is complex in design and manufacture, high in cost, heavy in weight and inconvenient to install, the heat exchange area and the heat exchange coefficient of the finned tube type heat exchanger are limited, the cleaning is limited, the size is large, the manufacturing cost is high, and the gas side resistance loss is large during gas-liquid heat exchange. In addition, in plate heat exchanger's the actual processing production process, each heat transfer fin group all includes a plurality of heat transfer assemblies, needs at first assemble a heat transfer fin group with each heat transfer assembly, closing plate isotructure, then make up a plurality of heat transfer fin groups and form plate heat exchanger, and the assembling process is comparatively loaded down with trivial details, and the manufacturing degree of difficulty is big, with high costs, easily produces the defect that the leakproofness is poor to it influences heat transfer effect and heat exchange efficiency to send. Although the shell-and-tube heat exchanger has certain advantages in the aspects of structure optimization and service performance, and the manufacturing and assembling processes are relatively simple, in the prior art, in order to ensure the stable structure of the heat exchange tube, all the heat exchange tubes in the shell-and-tube heat exchanger are usually welded and fixed, the design form is not favorable for assembly, disassembly and maintenance, and after a single heat exchange tube is damaged, the maintenance or the replacement is difficult, and usually, only the tube group can be integrally replaced, so that the optimization and the improvement of the existing structure are necessary.

Disclosure of Invention

In view of this, the present invention provides a heat exchanger which is easy to assemble and disassemble, and aims to overcome the defects in the prior art.

In order to achieve the purpose, the technical scheme of the invention is realized as follows:

a heat exchanger easy to assemble and disassemble comprises a box body, at least one stabilizing plate in the box body and end fixing plates detachably arranged at two ends of the box body, wherein an inlet pipe and an outlet pipe are arranged on the box body; a plurality of groups of mounting hole sites are correspondingly arranged on the fixing plates at the two end parts, and a heat exchange tube is arranged in each group of mounting hole sites in a penetrating manner, so that the two ends of the heat exchange tube are respectively supported by the fixing plates at the end parts, and the heat exchange tube is positioned at the inner side of the box body and is supported by the stabilizing plates.

Furthermore, the stabilizing plate is arranged in the middle of the box body, a plurality of through holes are formed in the stabilizing plate, and the positions of the through holes correspond to the mounting hole positions on the end fixing plate one to one.

Furthermore, the diameter of the via hole is 0.5-1.5mm larger than that of the mounting hole.

Further, the stabilizer plates are arranged in the box at intervals, the four stabilizer plates are arranged at four corners of the upper left corner, the lower left corner, the upper right corner and the lower right corner of the box respectively, and through holes are formed in the end fixing plates corresponding to the mounting holes.

Further, the diameter of the via hole is 1-2mm larger than that of the mounting hole.

Further, the inlet pipe and the outlet pipe are respectively arranged at the top and the bottom of the box body, or the inlet pipe and the outlet pipe are respectively arranged on two side walls of the box body.

Further, a sealing ring is arranged in each mounting hole.

Furthermore, the four corners of the end fixing plate are respectively provided with a fixing hole, and the end fixing plate is arranged in the box body through screws penetrating through the fixing holes.

Furthermore, a sealing gasket is arranged between the end fixing plate and the box body.

Compared with the prior art, the invention has the following advantages:

the heat exchange tube group has the advantages that the structural design is reasonable, the end fixing plates at the two ends of the box body support the heat exchange tubes, the stabilizing plates arranged on the inner side of the box body limit the heat exchange tubes to deform excessively, the stability of the heat exchange tubes is effectively improved, the structural strength and the stability of the whole heat exchange tube group are guaranteed, meanwhile, a medium circulates in the box body, the heat exchange uniformity is good, and the performance of the heat exchanger is stable.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and, together with the description, serve to explain the invention without limitation. In the drawings:

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

FIG. 2 is a schematic view of FIG. 1 with the heat exchange tubes removed;

FIG. 3 is a schematic view of the middle end fixing plate according to the present invention;

FIG. 4 is a schematic view of a case body with a single stabilizer plate according to an embodiment of the present invention;

FIG. 5 is a schematic view of four stabilizing plates in the case body respectively arranged at four corners of the upper left corner, the lower left corner, the upper right corner and the lower right corner of the case body in the embodiment of the present invention;

FIG. 6 is a structural sectional view of the case of FIG. 5;

fig. 7 is a schematic structural arrangement diagram when a heat exchange pipe penetrates through the tank body in fig. 6.

Detailed Description

It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings, which are merely for convenience in describing the present invention and to simplify the 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 are not to be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate a number of the indicated technical features. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, "a plurality" means two or more unless otherwise specified.

In the description of the invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be construed broadly, e.g. as being fixed or detachable 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 creation of the present invention can be understood by those of ordinary skill in the art through specific situations.

The invention will be described in detail with reference to the following embodiments with reference to the attached drawings.

An easily assembled and disassembled heat exchanger is shown in figures 1 to 7 and comprises a box body 1, a heat exchange tube group penetrating through the box body, at least one stabilizing plate 2 in the box body and end fixing plates 3 detachably arranged at two ends of the box body, wherein an inlet pipe 4 and an outlet pipe 5 are arranged on the box body; the two end fixing plates are correspondingly provided with a plurality of groups of mounting hole positions 6, each heat exchange tube group comprises a plurality of heat exchange tubes, and a heat exchange tube 7 penetrates through each group of mounting hole positions, so that two ends of each heat exchange tube are respectively supported by the corresponding side end fixing plates, and the heat exchange tubes are positioned at the inner side of the box body and are supported by the stabilizing plates.

In an optional embodiment, the stabilizing plate is provided with a block and is arranged in the middle of the box body, a plurality of through holes 8 are formed in the stabilizing plate, the positions of the through holes correspond to the mounting hole positions on the end fixing plates one by one, so that the heat exchange tubes can smoothly penetrate into the end fixing plate on the other side through the holes, and the stabilizing plate can be welded and fixed on the box body. The significance of setting up the stabilizer plate lies in preventing that the heat exchange tube from producing great deformation and bending deformation damages, consequently, via hole diameter ratio installation hole site diameter is 0.5-1.5mm bigger usually, and such structural design both can ensure that the heat exchange tube wears to establish the process smoothly, makes the stabilizer plate can restrict the great deformation of heat exchange tube again, promotes heat exchange tube stability.

In another optional embodiment, the stabilizing plates are four stabilizing plates arranged in the box body at intervals, the four stabilizing plates are respectively arranged at the upper left corner, the lower left corner, the upper right corner and the lower right corner of the box body, through holes are formed in each stabilizing plate corresponding to the mounting hole positions on the end fixing plates, and the stabilizing plates can be fixed on the box body in a welding mode. Generally, the diameter of the through hole is 1-2mm larger than that of the mounting hole, so that the stabilizing plate can limit the large deformation of the stabilizing plate and ensure that the heat exchange tube can smoothly pass through the through hole. It should be noted that, each stabilizing plate is arranged in the middle of the box body at intervals, so that the inside of the box body can be effectively communicated, and compared with the structural form of a single stabilizing plate, the medium circulation in the box body is better, and the heat exchange efficiency is higher.

Preferably, the inlet pipe and the outlet pipe are respectively arranged on the top plate and the bottom plate of the box body, or the inlet pipe and the outlet pipe are respectively arranged on two side walls 10 of the box body. The structure design is that the inlet pipe and the outlet pipe are arranged on two sides of the box body, and the path of the medium passing through the box body is longer, so that the heat exchange performance of the heat exchanger is better.

And sealing rings are arranged in the mounting holes, can be detachably arranged in the mounting holes and also can be vulcanized and formed on the inner walls of the mounting holes, and the technical personnel in the field can design the sealing rings by adopting the conventional technology according to the actual needs. The heat exchange tube is worn to establish in the installation hole site of both ends fixed plate, has good leakproofness between heat exchange tube and the tip fixed plate, and simultaneously, the sealing washer can also reduce the heat exchange tube vibrations, has the energy-absorbing and falls the effect of making an uproar. The diameter of the through holes in the stabilizing plate inside the box body is larger than the outer diameter of the heat exchange tubes, the medium is not limited to flow from the through holes, the medium (in the box body) is allowed to flow from the through holes, and the uniformity of heat exchange can be improved.

The four corners of the end fixing plate are respectively provided with a fixing hole 9, the end fixing plate is installed in the box body through screws penetrating through the fixing holes, the installation and the disassembly are convenient, in addition, a sealing gasket is arranged between the end fixing plate and the box body, and the sealing performance is guaranteed.

The heat exchange tube is reasonable in structural design, the end fixing plates at the two ends of the box body support the heat exchange tube, the stabilizing plates arranged on the inner side of the box body limit the heat exchange tube to deform excessively, the stability of the heat exchange tube is effectively improved, the structural strength and the stability of the whole heat exchange tube set are guaranteed, meanwhile, media circulate in the box body, the heat exchange uniformity is good, and the performance of the heat exchanger is stable.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the invention, and any modifications, equivalents, improvements and the like that are made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. An easily assembled and disassembled heat exchanger is characterized in that: the device comprises a box body, at least one stabilizing plate in the box body and end fixing plates detachably arranged at two ends of the box body, wherein an inlet pipe and an outlet pipe are arranged on the box body; a plurality of groups of mounting hole sites are correspondingly arranged on the fixing plates at the two end parts, and a heat exchange tube is arranged in each group of mounting hole sites in a penetrating manner, so that the two ends of the heat exchange tube are respectively supported by the fixing plates at the end parts, and the heat exchange tube is positioned at the inner side of the box body and is supported by the stabilizing plates.

2. An easily assembled and disassembled heat exchanger as recited in claim 1 wherein: the stabilizing plate is a block arranged in the middle of the box body, a plurality of through holes are formed in the stabilizing plate, and the positions of the through holes correspond to the mounting hole positions on the end fixing plate one by one.

3. An easily attachable and detachable heat exchanger according to claim 2, wherein: the diameter of the via hole is 0.5-1.5mm larger than that of the mounting hole.

4. An easily assembled and disassembled heat exchanger as recited in claim 1 wherein: the stabilizer plates are arranged in the box at intervals, the four stabilizer plates are arranged at four corners of the box at the upper left, the lower left, the upper right and the lower right, and through holes are formed in the stabilizer plates corresponding to the mounting holes in the end fixing plates.

5. An easily assembled and disassembled heat exchanger as claimed in claim 4, wherein: the diameter of the via hole is 1-2mm larger than that of the mounting hole.

6. An easily assembled and disassembled heat exchanger as recited in claim 1 wherein: the inlet pipe and the outlet pipe are respectively arranged at the top and the bottom of the box body, or the inlet pipe and the outlet pipe are respectively arranged on two side walls of the box body.

7. An easily assembled and disassembled heat exchanger as recited in claim 1 wherein: and a sealing ring is arranged in each mounting hole.

8. An easily assembled and disassembled heat exchanger as recited in claim 1 wherein: and the four corners of the end fixing plate are respectively provided with a fixing hole, and the end fixing plate is arranged in the box body through screws penetrating through the fixing holes.

9. An easily assembled and disassembled heat exchanger as recited in claim 8 wherein: and a sealing gasket is arranged between the end fixing plate and the box body.