TWM555936U - Modular heat exchanger - Google Patents

Abstract

A combined heat exchanger includes a housing for circulating a heat exchange medium therein and a heat exchange unit disposed in the housing for heat exchange with the heat exchange medium. The heat exchange group includes a plurality of first heat exchange regions and a second heat exchange region which are mutually spaced and arranged in a staggered manner for the heat exchange medium to circulate, and a plurality of first heat exchange regions are disposed in the first heat exchange region and a first passage is formed An isolation component and a plurality of second isolation components disposed in the second heat exchange region and forming a second channel, and the directions of the first channel and the second channel are interdigitated to cause the heat exchange medium to be in the first heat The exchange area and the second heat exchange area have different flow directions to improve heat exchange efficiency.

Description

Combined heat exchanger

The present invention relates to a combined heat exchanger, and more particularly to a combined heat exchanger that enables a heat exchange medium to have different flow directions to increase heat exchange efficiency.

An existing flat plate heat exchanger, such as the invention patent of the Republic of China Publication No. I553287, discloses that an end piece for a plate heat exchanger comprises a frame member. The frame member has an inner portion, an outer portion, and an intermediate portion disposed between the inner portion and the outer portion. The inner portion outer wall surface is arranged to face a first surface of the package of the heat transfer plate contained in the plate heat exchanger, the first surface having a central portion and a peripheral portion surrounding the central portion. The end piece is characterized in that the frame member is extruded and characterized in that the intermediate portion of the frame member includes a first number of cavities extending in the direction of extrusion of the frame member. The extrusion direction is parallel to the axis of the frame member. The end piece is further characterized in that the outer dimension of the outer wall surface of the inner portion is at least as large as the outer dimension of the central portion of the first surface of the package of the heat transfer sheets.

However, the heat transfer plate disclosed in the aforementioned patent is basically a rectangular sheet of stainless steel having a certain texture or profile and a plurality of fluid inlet ports and outlet ports. The plates are arranged in continuous alignment and separated from each other by a spacer. The heat transfer plate is formed with the gasket to form parallel channels that are arranged to receive two fluids for transferring heat from one fluid to another. To this end, a first fluid is arranged to flow in each of the second channels and a second fluid is arranged to flow in the remaining channels.

In addition, since the channels between the heat transfer plates are parallel to each other, when the fluid passes through the channels between the heat transfer plates, the fluids flow in the same direction, so that the whole The heat exchange efficiency cannot be improved.

In view of this, how to provide a combined heat exchanger capable of increasing heat exchange efficiency is an issue that the industry is eager to solve.

The primary object of the present work is to provide a combined heat exchanger, and more particularly to a combined heat exchanger that enables a heat exchange medium to have different flow directions to increase heat exchange efficiency.

To achieve the above object, the present invention provides a combined heat exchanger comprising a housing and at least one heat exchange group. The housing has an accommodating space, and the housing is provided with a plurality of pipes communicating with the accommodating space for a heat exchange medium to circulate in the accommodating space. The heat exchange group is disposed in the accommodating space, and includes a plurality of first heat exchange regions and a second heat exchange region which are spaced apart from each other and arranged for the heat exchange medium to circulate, and the plurality of heat exchange regions are disposed in the first heat exchange region And a first isolation strip spaced apart from each other such that each of the first heat exchange regions forms a first isolation component and a plurality of second isolation spacers disposed in the second heat exchange region and spaced apart from each other So that each of the second heat exchange regions is formed with a second isolation component of the second channel, and the directions of the first channel and the second channel are interdigitated to make the heat exchange medium in the first heat exchange region The second heat exchange zone has a different flow direction.

In one embodiment, the plurality of first heat exchange regions and the plurality of second heat exchange regions are separated by a plurality of plates, and each of the first heat exchange regions adjacent to each of the second The heat exchange areas are separated by a sheet.

In one embodiment, each of the first spacers, each of the second spacers, and each of the sheets are fixed by soldering.

In one embodiment, the housing is further provided by two side plates disposed at two ends of the heat exchanger, a plurality of support plates connected to the side plates and spaced apart from each other to surround the heat exchanger, and a plurality of fixed plates The side plate is composed of the support plates and the connecting plates formed with the pipes.

In one embodiment, the two end edges of each of the first spacers and the two end edges of each of the second spacers are respectively in the first heat exchange region and the second heat exchange region and are opposite to the support The positions of the plates overlap each other.

In one embodiment, each of the side plates is formed with a recessed portion at a position relative to each of the support plates, so that the two end edges of each of the support plates are respectively disposed at the recessed portion.

In an embodiment, two adjacent portions of the two adjacent connecting plates are respectively connected to each of the supporting plates.

In an embodiment, the side plate, the plurality of the support plates, and the plurality of connecting plates are locked by a plurality of screws.

In one embodiment, each of the side panels further comprises an outer panel surface, an inner panel surface opposite the outer panel surface, and a ring wall surface disposed between the outer panel surface and the inner panel surface.

In an embodiment, a plurality of first locking holes are disposed on the ring wall surface of each of the side plates, and each of the supporting plates is provided with a plurality of second locking holes, and each of the connecting plates is respectively disposed a plurality of third locking holes corresponding to the first locking hole and the second locking hole, so that the plurality of screws pass through each of the third locking holes and the first locking hole and the second locking The solid holes are locked to each other.

Through the above technical content, the present invention has the following features as compared with the prior art: 1. The first heat exchange area and the second heat exchange area in the heat exchange group are respectively provided with the first channel in different directions and The second passage causes the heat exchange medium to have different flow directions in the first heat exchange region and the second heat exchange region to improve heat exchange efficiency. 2. The two side plates of the housing, the plurality of support plates, and the plurality of connecting plates are screwed together by a plurality of screws, so that the housing can be quickly disassembled and assembled to facilitate cleaning of the heat exchange group.

The detailed description and technical content of this creation are described as follows:

As shown in FIG. 1 to FIG. 3, the combined heat exchanger of the present invention is used for circulating a heat exchange medium for heat exchange, and includes a casing 10 for circulating the heat exchange medium and a A heat exchange group 20 that exchanges heat with the heat exchange medium.

The housing 10 has a receiving space 11 through which the heat exchange medium flows, and a plurality of pipes 12 communicating with the receiving space 11. The plurality of pipes 12 include at least one guiding the heat exchange medium to flow into the receiving space from the outside. The introduction pipe 121 in the 11 and at least one outlet pipe 122 for discharging the heat exchange medium outward from the accommodating space 11. In this embodiment, the introduction tube 121 and the outlet tube 122 are disposed in a paired manner, and include two introduction tubes 121 and two outlet tubes 122.

In addition, the housing 10 is further composed of two side plates 13, a plurality of support plates 14 and a plurality of connecting plates 15, and the side plates 13 are spaced apart from each other at the two end edges of the heat exchange group 20, and the plurality of support plates 14 are disposed. Between the side plates 13 and the side edges of the heat exchange group 20, the plurality of connecting plates 15 are connected to the side plates 13 and the plurality of supporting plates 14, and each of the connecting plates 15 A pipe 12 is provided. Each of the side plates 13 has a recessed portion 131 at a position relative to each of the support plates 14 , such that the two end edges of each of the support plates 14 are respectively disposed in the recessed portion 131 , and each The side panel 13 has an outer panel surface 132, an inner panel surface 133 corresponding to the outer panel surface 132, and a ring wall surface 134 disposed between the outer panel surface 132 and the inner panel surface 133. In addition, the two end edges of each of the connecting plates 15 are respectively disposed on the ring wall surface 134 of the side plate 13, and two adjacent portions of the two adjacent connecting plates 15 are respectively associated with each of the supporting plates 14 is connected such that the two side plates 13, the plurality of support plates 14 and the plurality of connecting plates 15 are grouped to form the housing 10 having the accommodating space 11. Furthermore, the two side plates 13, the plurality of support plates 14 and the plurality of connecting plates 15 are mainly locked by screwing, and are arranged on the ring wall surface 134 of each of the side plates 13 for the purpose of screwing. There are a plurality of first locking holes 135, and each of the supporting plates 14 is provided with a plurality of second locking holes 145, and each of the connecting plates 15 is provided with a plurality of and a plurality of the first locking holes 135 and a plurality of the second The third locking hole 155 of the locking hole 145 is respectively passed through the plurality of the third locking holes 155, and the first locking hole 135 and the plurality of the second locking holes respectively The 145 is interlocked with each other, so that the side plate 13 , the plurality of the support plates 14 , and the plurality of connecting plates 15 can be screwed and fixed to each other, so that the housing 10 can be quickly disassembled and assembled to facilitate the heat exchange group. 20 cleaning and maintenance.

As shown in FIG. 3, in order to facilitate assembly, the housing 10 further includes a plurality of positioning members 16, each of the positioning members 16 corresponding to the supporting plate 14, and each of the positioning members 16 is pre-fixed. On the side edge of the heat exchange group 20, each of the positioning members 16 has a positioning groove 161 for the support plate 14 to be disposed, and when each of the positioning members 16 is fixed to the heat exchange group 20 Therefore, each of the support plates 14 is disposed in the positioning groove 161, so that each of the support plates 14 can be quickly mounted on the heat exchange group 20, thereby facilitating subsequent assembly of the casing 10, each of which The manner of fixing between the positioning member 16 and the heat exchange group 20 will be described later.

Referring to FIG. 2 and FIG. 4 to FIG. 6 , the heat exchange group 20 is disposed in the accommodating space 11 and includes a plurality of first heat exchange regions 21 spaced apart from each other and staggered with each other for the heat exchange medium to circulate. And a second heat exchange region 22, a plurality of first isolation components 23 disposed on the first heat exchange regions 21, and a plurality of second isolation components 24 disposed on the second heat exchange regions 22. The first heat exchange regions 21 and the second heat exchange regions 22 are separated by a plurality of plates 25, and each of the first heat exchange regions 21 and each of the second heat exchanges adjacent to each other The regions 22 are separated by a sheet 25. Each of the first isolation components 23 is interposed between two adjacent panels 25, and each of the first isolation components 23 has at least two first isolation strips 231 disposed between two adjacent panels 25. The first isolation strip 231 is configured to block the first heat exchange area 21 and the accommodating space 11 , and the first isolation strips 231 are spaced apart from each other in the first heat exchange area 21 , so that A first channel 211 is formed on the first exchange area 21, and the first heat exchange area 21 and the accommodating space 11 are formed by the first channel 211. The heat exchange medium is circulated through the first passage 211 between the first heat exchange region 21 and the accommodating space 11 . Each of the second spacers 24 is interposed between two adjacent sheets 25, and each of the second spacers 24 has at least two second spacers 241 disposed between two adjacent sheets 25. The second isolation strip 241 is configured to block the second heat exchange region 22 from the accommodating space 11 and the second spacer strip 241 is spaced apart from each other in the second heat exchange region 22, so that The second end of the second strip 241 is formed in the second heat exchange region 22 to form a second passage 221, so that the second heat exchange region 22 and the accommodating space 11 utilize the second passage 221 The heat exchange medium is circulated through the second passage 221 between the second heat exchange region 22 and the accommodating space 11 . As described above, the first channel 211 of each of the first heat exchange regions 21 and the second channel 221 of each of the second heat exchange regions 22 are staggered with each other, in other words, the first channel 211 and the first channel The directions of the two channels 221 are arranged in a staggered manner, so that the heat exchange medium can have different flow directions in the first heat exchange region 21 and the second heat exchange region 22, thereby enabling Effectively improve the heat exchange efficiency of the combined heat exchanger.

As shown in FIG. 2 and FIG. 7 , in the embodiment, when the heat exchange group 20 is assembled, the plurality of the plates 25 , the plurality of first isolation bars 231 and the plurality of second isolation bars 241 are plural. They are fixed by welding. In order to avoid the plurality of the first spacers 231 and the plurality of the second spacers 241 from being displaced during the welding process, when the welding operation is performed, the plurality of fixing strips 26 are first used to pass through the plurality of the sheets 25 to A plurality of positioning spaces for fixing the first spacer strip 231 and the plurality of second spacer strips 241 are formed between the plurality of sheets 25 to allow the plurality of first spacer strips 231 and the plurality of second spacer strips 241 to pass through the positioning space. The positioning effect is achieved between the plurality of sheets 25, thereby facilitating the welding operation.

In addition, the plurality of first isolation strips 231 and the plurality of second isolation strips 241 are arranged in a staggered manner between the plurality of sheets 25 such that each of the first channels 211 and each of the second channels 221 are in each An arrangement in which the first heat exchange region 21 and each of the second heat exchange regions 22 are staggered with each other is formed. Therefore, the plurality of first isolation strips 231 located in each of the first heat exchange regions 21 and the plurality of second isolation strips 241 located in each of the second heat exchange regions 22 are located on the plurality of sheets 25 The side edges are formed with overlapping regions, and the overlapping regions can be used for welding with each of the positioning members 16 (shown in FIG. 3), so that each of the supporting plates 14 is disposed on each of the positioning members 16. The positioning groove 161 is provided to facilitate assembly of the housing 10.

As shown in FIG. 1 to FIG. 7 , when the heat exchange medium enters the accommodating space 11 by using the two inlet tubes 121 , the heat exchange medium passes through the plurality of first channels 211 and the plurality of The second passage 221 flows in the plurality of first heat exchange regions 21 and the plurality of second heat exchange regions 22 in different flow directions to cause the heat exchange medium to generate a swirling state in the accommodating space 11 . The heat exchange medium is discharged from the casing 10 through the outlet pipe 122, thereby improving the heat exchange efficiency of the heat exchange group 20. In addition, the plurality of pipes 12 are respectively disposed on the plurality of connecting plates 15, so that each of the side plates 13 is formed in a flat shape, which greatly increases the heat transfer area of the integrated heat exchanger of the whole creation, and can Effectively improve heat exchange efficiency .

Compared with the prior art, the first heat exchange area 21 and the second heat exchange area 22 in the heat exchange group 20 of the present invention are respectively provided with the first channel 211 and the second channel 221 in different directions. The heat exchange medium has different flow directions in the first heat exchange region 21 and the second heat exchange region 22 to improve heat exchange efficiency. Moreover, the two side plates 13 of the casing 10, the plurality of the support plates 14 and the plurality of connecting plates 15 are screwed together by a plurality of screws 30, so that the casing 10 can be quickly disassembled and assembled to facilitate the Cleaning of the heat exchange group 20.

The above description has been made in detail, but the above description is only a preferred embodiment of the present invention, and it is not possible to limit the scope of the creation of the creation, that is, the equivalent change of the scope of patent application according to the creation of the creation and Modifications shall remain within the scope of the patents of this creation.

10‧‧‧shell
11‧‧‧ accommodating space
12‧‧‧ Pipes
121‧‧‧Introduction tube
122‧‧‧Export tube
13‧‧‧ side panel
131‧‧‧ recessed department
132‧‧‧Outer board
133‧‧‧ inner board
134‧‧‧ ring wall
135‧‧‧First locking hole
14‧‧‧Support board
145‧‧‧Second locking hole
15‧‧‧Connecting board
155‧‧‧The third locking hole
16‧‧‧ Positioning parts
161‧‧‧ positioning slot
20‧‧‧Hot Exchange Group
21‧‧‧First heat exchange area
211‧‧‧First Passage
22‧‧‧Second heat exchange area
221‧‧‧second channel
23‧‧‧First isolation component
231‧‧‧First isolation strip
24‧‧‧Second isolation assembly
241‧‧‧Second isolation strip
25‧‧‧ plates
26‧‧‧Fixed strip
30‧‧‧ screws

Figure 1 is a perspective view of the creation. Figure 2 is a partially exploded perspective view of the creation housing (1). Figure 3 is a partially exploded perspective view of the housing of the creation (2). FIG. 4 is an exploded perspective view of the creation heat exchange group. FIG. 5 is a schematic plan view of the first heat exchange area of the present invention. FIG. 6 is a schematic plan view of the first heat exchange area of the present invention. Figure 7 is a partially enlarged schematic view of the creation heat exchange group.

20‧‧‧Hot Exchange Group

21‧‧‧First heat exchange area

211‧‧‧First Passage

22‧‧‧Second heat exchange area

221‧‧‧second channel

23‧‧‧First isolation component

231‧‧‧First isolation strip

24‧‧‧Second isolation assembly

241‧‧‧Second isolation strip

25‧‧‧ plates

26‧‧‧Fixed strip

Claims (10)

A combined heat exchanger comprising: a casing having an accommodating space, and the casing is provided with a plurality of pipes communicating with the accommodating space for a heat exchange medium to circulate in the accommodating space; And a heat exchange group disposed in the accommodating space, including a plurality of first heat exchange regions and a second heat exchange region which are spaced apart from each other and arranged for the heat exchange medium to circulate, and the plurality of heat exchange regions are disposed at the first heat Exchanging the area and consisting of two spaced apart first spacers such that each of the first heat exchange regions forms a first isolation component of the first channel and a plurality of second heat exchange regions disposed at the second heat exchange region and spaced apart from each other by a second spacer Separating strips such that each of the second heat exchange regions forms a second isolation component of the second passage, and the directions of the first passage and the second passage are interdigitated to cause the heat exchange medium to be in the first heat exchange region There is a different flow direction from the second heat exchange region. The combined heat exchanger according to claim 1, wherein the plurality of first heat exchange regions and the plurality of second heat exchange regions are separated by a plurality of plates, and each of the first heat exchanges adjacent to each other The region is separated from each of the second heat exchange regions by a sheet. The combined heat exchanger of claim 2, wherein each of the first spacers, each of the second spacers, and each of the sheets are fixed by welding. The combined heat exchanger according to claim 1 or 2, wherein the casing is further surrounded by two side plates disposed at two ends of the heat exchanger, connected to the side plates and spaced apart from each other A support plate of the heat exchanger and a plurality of connecting plates for fixing the side plates and the support plates and forming the pipes. The combined heat exchanger of claim 4, wherein the two end edges of each of the first spacers and the two end edges of each of the second spacers are respectively in the first heat exchange region and the second heat The locations within the exchange area and relative to the support plate overlap each other. The combined heat exchanger according to claim 4, wherein a position of each of the side plates relative to each of the support plates is formed with a recessed portion, wherein the two end edges of each of the support plates are respectively disposed at the same Recessed part. The combined heat exchanger according to claim 4, wherein two adjacent portions of the two adjacent connecting plates are respectively connected to each of the supporting plates. The combined heat exchanger according to claim 4, wherein the two side plates, the plurality of support plates, and the plurality of connecting plates are locked by a plurality of screws. The combined heat exchanger according to claim 8, wherein each of the side plates further comprises an outer panel surface, an inner panel surface opposite to the outer panel surface, and a ring disposed on the outer panel surface and the inner panel surface The wall between the rings is composed. The combined heat exchanger according to claim 9, wherein a plurality of first locking holes are disposed on the ring wall surface of each of the side plates, and each of the supporting plates is provided with a plurality of second locking holes, and each a plurality of third locking holes corresponding to the first locking hole and the second locking hole are respectively disposed on the connecting plate, so that the plurality of screws pass through each of the third locking holes and the first The locking holes and the second locking holes are interlocked with each other.