CN212158286U - Heat exchange plate, heat exchange module and heat exchanger - Google Patents
Heat exchange plate, heat exchange module and heat exchanger Download PDFInfo
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- CN212158286U CN212158286U CN202020787439.4U CN202020787439U CN212158286U CN 212158286 U CN212158286 U CN 212158286U CN 202020787439 U CN202020787439 U CN 202020787439U CN 212158286 U CN212158286 U CN 212158286U
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Abstract
The utility model provides a heat transfer slab, heat transfer module and heat exchanger, the heat transfer slab, include set up first heat transfer runner on the heat transfer slab the at least one end of heat transfer slab sets up the kink, the kink is used for the heat transfer runner between two adjacent heat transfer slabs of shutoff. Heat transfer slab, heat exchange module and heat exchanger, the structure is ingenious, the processing of being convenient for, on the basis of heat transfer performance when guaranteeing the heat exchanger and using, greatly reduced manufacturing cost has improved production efficiency.
Description
Technical Field
The utility model relates to a heat exchange equipment technical field, in particular to heat transfer slab, heat exchange module and heat exchanger.
Background
The plate heat exchanger is a compact and efficient heat exchanger, is widely applied to industries such as power, chemical engineering, air conditioning and the like, and is also a key device in application of new energy resources such as waste heat utilization and the like. In air conditioning systems, plate heat exchangers are generally used as evaporators and condensers, and in new energy vehicles, also in battery thermal management systems, for heat exchange between a refrigerant and a coolant.
Generally, the heat exchanger is divided into two modes according to the difference of the positions of an inlet and an outlet of a refrigerant, wherein the inlet and the outlet of the refrigerant are arranged on different sides, and the heat exchanger is called as an 'opposite-alternating-current' plate heat exchanger; the other is that the inlet and outlet of the refrigerant are on the same side, which is called as the 'single side flow' plate heat exchanger. The plate sheets of the plate heat exchanger appearing in the market at present are mostly metal plates, and the end part of each layer of heat exchange plate sheet without an inlet and an outlet is generally plugged through a head plate.
At present boiler or other places that need utilize to retrieve high temperature flue gas energy, generally all need to use gas heater to carry out the heat transfer, the heat exchanger that the heat transfer runner that current gas heater generally adopted metal material to prepare formed. However, the applicant researches and discovers in the practical production and application process that the heat exchanger made of the metal heat exchange flow channel in the gas-gas heat exchange flow channel or the heat exchanger of the gas-liquid heat exchange flow channel has higher cost; with the development of the performance of non-metal materials and the development of related processes, some gas-phase heat exchange runners begin to use corrosion-resistant heat exchangers made of non-metal materials.
However, between different heat exchange flow channels, generally, the plugging is performed through the sealing plate or the sealing strip, when the sealing plate is connected with the plate, the assembly process of the heat exchanger assembly is complex, the sealing function of the sealing strip or the sealing plate is easy to reduce, the leakage and even the failure are caused, and the use performance of the plate heat exchanger is seriously influenced. Meanwhile, the heat exchange tubes at the two ends of the heat exchange flow channel can be thickened on the surface layer under the corrosion action of the flue gas after being operated for a period of time, the heat exchange efficiency is reduced, a local leakage phenomenon and the like appear in severe cases, the use effect and the service life of the heat exchanger are influenced, equipment needs to be cleaned regularly, and the maintenance cost is high.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention is directed to a heat exchange plate, a heat exchange module and a heat exchanger, so as to solve at least one of the above technical problems.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
the heat exchange plate is provided with a first heat exchange flow channel, at least one end of the heat exchange plate is provided with a bent part, and the bent part is used for plugging the heat exchange flow channel between two adjacent heat exchange plates.
Heat transfer slab, through the kink that sets up in the at least one end of heat transfer slab, this kink is used for the heat transfer runner between two adjacent heat transfer slabs of shutoff to make set up first heat transfer runner on the heat transfer slab and flow along the flow direction of difference rather than the heat transfer runner between the adjacent heat transfer slab, and cancelled the setting of shutoff board, reduced the setting of part and simplified processing technology, reduced the manufacturing cost of heat exchanger, improved machining efficiency.
Furthermore, a stiffening rib is arranged on one side, close to the first heat exchange flow channel, of the bent part.
This setting is convenient for improve the intensity of kink, has guaranteed the reliability of kink shutoff, and simultaneously, stiffening rib's setting still helps the reposition of redundant personnel effect at the tip to first heat transfer runner, has further improved the reliability of heat transfer plate.
Furthermore, the two ends of the first heat exchange flow channel of the heat exchange plate are respectively provided with a first bending part and a second bending part, and the first bending part and the second bending part are respectively used for plugging the two ends of the heat exchange flow channel formed between two adjacent heat exchange plates.
The arrangement enables the blocking plates at the two ends of the heat exchange flow channel between two adjacent heat exchange plates to be cancelled, so that the cost is further reduced and the production efficiency is improved.
Furthermore, the heat exchange plate comprises an upper plate and a lower plate, a partition plate is arranged between the upper plate and the lower plate, at least two partitions are arranged, and a first heat exchange flow channel is formed between the partition plate and the upper plate and between the partition plate and the lower plate.
Further, the first bending portion comprises a first upper folded plate and a first lower folded plate, the first upper folded plate is arranged on the upper plate, and the first lower folded plate is arranged on the lower plate; the second kink includes a second upper folded plate and a second lower folded plate, the second upper folded plate is arranged on the upper plate, and the second lower folded plate is arranged on the lower plate.
Further, a first horizontal part is arranged at one end of the first upper folding plate far away from the upper plate; a second horizontal part is arranged at one end of the first lower folded plate far away from the lower plate; a third horizontal part is arranged at one end of the second upper folded plate far away from the upper plate; a fourth horizontal part is arranged at one end of the second lower folded plate far away from the lower plate; the first horizontal part, the second horizontal part, the third horizontal part and the fourth horizontal part are arranged in parallel with the flowing direction in the first heat exchange flow channel.
The arrangement of the horizontal part is convenient for improving the convenience of the two heat exchange plates in bonding connection, the production is convenient, the connection is stable and reliable, and the plugging effect is excellent.
Furthermore, the number of the partition plates is N, N is more than or equal to 3, and N partition plates divide the first heat exchange flow channel into N-1 flow channel spaces.
This setting discloses a concrete structure of heat transfer board, forms a plurality of runner spaces with first heat transfer runner through the multichannel baffle that sets up, further improves the homogeneity and the reliability of heat transfer board, can reduce simultaneously and block up and the scaling in the first heat transfer runner.
Furthermore, the bending part comprises at least one bending plate, an included angle α is formed between the bending plate and the flow direction of the first heat exchange flow channel, and α is any value between 30 degrees and 150 degrees.
The reliability that the heat exchange flow channel between two adjacent heat exchange plate sheets is blocked by the bending part is guaranteed by the arrangement, and meanwhile, the plurality of bending plates of the bending part also help the heat exchange medium in the first heat exchange flow channel to conduct flow guiding when the end part flows.
Further, the heat exchange plate is made of non-metal materials.
This setting is convenient for process and manufacture, on guaranteeing that the heat transfer board piece uses reliable basis to can effectively reduce manufacturing cost, easily use widely.
Further, the utility model also discloses a heat exchange module contains as above heat transfer slab, heat transfer slab sets up two, is first heat transfer slab, second heat transfer slab respectively, first heat transfer slab with second heat transfer slab stacks the setting, first folded plate fixed connection on first last folded plate on the first heat transfer slab and the second heat transfer slab, folded plate fixed connection under the second on the first heat transfer slab, form the second heat transfer runner between upper plate, first folded plate, second on the first heat transfer slab and the second heat transfer slab, first folded plate, the second folded plate, flow direction in the second heat transfer runner with flow opposite direction or perpendicular setting in the first heat transfer runner.
This setting discloses a heat exchange module, passes through the kink completion second heat transfer runner both sides shutoff on the heat transfer slab through two heat transfer slab both ends for the both ends of first heat transfer runner on the heat exchange module, second heat transfer runner can directly be connected with the exit of heat transfer medium, simplify the processing procedure, have improved production efficiency greatly.
Simultaneously, by the heat transfer plate piece that non-metallic material made, the kink of two adjacent heat transfer plate pieces is fixed through heat fusion or sticky mode, and the on the one hand is convenient for processing production, simultaneously, has guaranteed the fastening nature and the leakproofness of connection, avoids the heat transfer medium cross flow in first heat transfer runner, the second heat transfer runner, guarantees the reliability of heat exchange module heat transfer.
Further, the utility model also discloses a heat exchanger contains as above-mentioned heat transfer slab.
Compared with the prior art, heat exchange plate, heat exchange module and heat exchanger have following advantage:
(1) heat transfer slab, through setting up unique kink structure, be convenient for on the one hand to the water conservancy diversion of heat transfer medium in the first heat transfer runner on the heat transfer slab, on the other hand also realizes easily forming the closure of heat transfer runner between two adjacent heat transfer slabs, can simplify the processing technology of heat exchanger, has reduced the manufacturing cost of heat exchanger to machining efficiency has been improved
(2) Heat transfer slab, heat exchange module and heat exchanger, the structure is ingenious, the processing of being convenient for, on the basis of heat transfer performance when guaranteeing the heat exchanger and using, greatly reduced manufacturing cost has improved production efficiency.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and 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 undue limitation. In the drawings:
fig. 1 is a schematic side view of a heat exchange plate according to an embodiment of the present invention;
fig. 2 is a schematic front view of a heat exchange plate according to an embodiment of the present invention;
fig. 3 is a schematic right-view structural diagram of a heat exchange plate according to an embodiment of the present invention;
fig. 4 is a schematic side view of the heat exchange plate in embodiment 2 of the present invention;
fig. 5 is a schematic front view of the heat exchange plate in embodiment 2 of the present invention;
fig. 6 is a schematic front view of a heat exchange module according to an embodiment of the present invention;
fig. 7 is a schematic side view of a heat exchange module according to an embodiment of the present invention;
description of reference numerals:
1-heat exchange plate sheet, 101-upper plate, 102-lower plate, 103-first heat exchange flow channel, 103 a-clapboard, 103B-flow channel space, 2-first bending part, 201-first upper folding plate, 201 a-first horizontal part, 202-first lower folding plate, 202 a-second horizontal part, 203-first stiffening rib, 204-second stiffening rib, 3-second bending part, 301-second upper folding plate, 301 a-third horizontal part, 302-second lower folding plate, 302 a-fourth horizontal part, 303-third stiffening rib, 304-fourth stiffening rib, 4-second heat exchange flow channel, A-first heat exchange plate sheet and B-second heat exchange plate sheet.
Detailed description of the preferred embodiments
In order to make the technical means and the objectives and functions of the present invention easy to understand, the embodiments of the present invention will be described in detail with reference to the specific drawings.
It should be noted that all terms used in the present invention for directional and positional indication, such as: the terms "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", "top", "lower", "transverse", "longitudinal", "center", etc. are used only for explaining the relative positional relationship, connection conditions, etc. between the respective members in a certain specific state (as shown in the drawings), and are only for convenience of description of the present invention, and do not require that the present invention must be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention. In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; may be a mechanical connection; 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.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Heat transfer slab, the kink through the at least one end setting at heat transfer slab 1, the kink sets up on the extending direction that first heat transfer runner 103 flows, when heat transfer slab 1 processes preparation heat transfer module or heat exchanger, this kink is used for the heat transfer runner between two adjacent heat transfer slabs 1 of shutoff, thereby make heat transfer runner that sets up on heat transfer slab 1 between first heat transfer runner 103 and rather than adjacent heat transfer slab 1 flow along different flow directions, and cancelled the setting of shutoff board, the setting that has reduced the part has simplified processing technology, the manufacturing cost of heat exchanger has been reduced, and machining efficiency has been improved.
Preferably, as the utility model discloses a preferred example, heat transfer slab 1 is in the both ends of first heat transfer runner 103 are provided with first kink 2 and second kink 3 respectively, first kink 2 second kink 3 is used for the shutoff at the heat transfer runner both ends between two adjacent heat transfer slabs 1 respectively. As an example of the present invention, the first bending portion 2 and the second bending portion 3 are bent in the same direction and/or in both directions.
The arrangement enables the blocking plates at two ends of the heat exchange flow channel between two adjacent heat exchange plates 1 to be cancelled, so that the cost is further reduced and the production efficiency is improved.
Preferably, as shown in fig. 2 and fig. 3, the heat exchange plate 1 includes an upper plate 101 and a lower plate 102, a partition plate 103a is disposed between the upper plate 101 and the lower plate 102, at least two partitions 103a are disposed, and a first heat exchange flow channel 103 is formed between the partitions 103a and the upper plate 101 and the lower plate 102.
Specifically, the number of the partition plates 103a is N, N is greater than or equal to 3, and N partition plates 103a partition the first heat exchange flow channel 103 into N-1 flow channel spaces 103 b. Preferably, N is any one of 15, 20, 25, 30, 35, 40, and the like, and the number of the separators 103a can be adjusted adaptively according to the size of the heat exchanger plate 1.
This setting discloses a concrete structure of heat transfer plate 1, forms a plurality of runner spaces 103b with first heat transfer runner 103 through the multichannel baffle 103a that sets up, further improves the homogeneity and the reliability of heat transfer plate 1, can reduce simultaneously and block up and the incrustation scale in the first heat transfer runner 103.
Preferably, the bending portion includes at least one bending plate, the bending plate and the flow direction of the first heat exchange flow channel 103 form an included angle α, the flow direction of the first heat exchange flow channel 103 is shown by a flow direction arrow in fig. 2, α may be any value between 0 ° and 180 °, preferably, 150 ° α ≧ 30 °, as an example of the present invention, 60 ° α ≧ 30 °.
Preferably, as a preferred example of the present invention, the first bent portion 2 includes a first upper folded plate 201 and a first lower folded plate 202, the first upper folded plate 201 is disposed on the upper plate 101, and the first lower folded plate 202 is disposed on the lower plate 102; the second bent portion 3 includes a second upper flap 301 and a second lower flap 302, the second upper flap 301 is disposed on the upper panel 101, and the second lower flap 302 is disposed on the lower panel 102.
This setting discloses a concrete structure of kink that sets up on heat transfer slab 1, has guaranteed that heat transfer slab 1 when processing preparation heat exchange module or heat exchanger, and the kink carries out the reliability of shutoff to the heat transfer runner between two adjacent heat transfer slabs 1, and simultaneously, a plurality of bent plates of kink still help the heat transfer medium in the first heat transfer runner 103 to carry out the water conservancy diversion when the tip flows.
Specifically, the first upper folding plate 201 and the first lower folding plate 202 are symmetrically arranged with a central plane of the first heat exchange flow channel 103 in the length direction as a symmetrical plane; the first upper folded plate 201 and the second upper folded plate 301, and the first lower folded plate 202 and the second lower folded plate 302 are all arranged symmetrically with the central plane of the first heat exchange flow channel 103 in the height direction as a symmetrical plane. The height direction of the first heat exchange flow channel 103 is the direction from the upper plate 101 to the lower plate 102, and is perpendicular to the flow direction in the first heat exchange flow channel 103.
Further, the heat exchange plate is made of non-metal materials.
With the heat transfer slab by non-metallic material preparation, because the heat transfer board generally need possess high strength, high heat resistant characteristic, the heat transfer board can be formed by high strength, high temperature resistant resin material or plastic material preparation, form like preparation such as polyphenylene sulfide (PPS), Polyetherimide (PEI), PPA, guarantee the reliability that the heat transfer slab used to can effectively reduce manufacturing cost, easily use widely.
Preferably, the height of the heat exchange plate is not less than 0.1mm, preferably 2mm to 50mm, more preferably 5mm to 20mm, for example, the height of the heat exchange plate can be 5mm, 10mm, 15mm, 20mm, etc., thereby achieving the purposes of facilitating processing and production and reducing production cost on the basis of ensuring the heat exchange effect.
Preferably, as a preferred example of the present invention, a first horizontal portion 201a is provided at an end of the first upper folded plate 201 away from the upper plate 101; a second horizontal portion 202a is provided at an end of the first lower flap 202 remote from the lower panel 102; a third horizontal portion 301a is provided at an end of the second upper flap 301 remote from the upper panel 101; a fourth horizontal portion 302a is provided at an end of the second lower flap 302 remote from the lower panel 102; the first horizontal portion 201a, the second horizontal portion 202a, the third horizontal portion 301a, and the fourth horizontal portion 302a are disposed in parallel with a flow direction in the first heat exchange flow channel 103.
This setting sets up the horizontal part through the tip at the kink, and the reliability when two heat transfer slab adhesive connections of being convenient for is convenient for produce, connects stably, reliably, and the shutoff effect is splendid.
Preferably, the first horizontal portion 201a is disposed coplanar with the third horizontal portion 301 a; second level portion 202a is disposed coplanar with fourth level portion 302 a.
Embodiment 2, as shown in fig. 4-5, the utility model discloses another heat exchange plate 1 be close to on the kink one side of first heat transfer runner 103 is provided with stiffening rib, other structures with embodiment 1.
Specifically, a first stiffening rib 203 is disposed on the first upper flap 201 on a side close to the first lower flap 202, and a second stiffening rib 204 is disposed on the first lower flap 202 on a side close to the first upper flap 201; a third stiffener 303 is provided on the second upper flap 301 on a side thereof adjacent to the second lower flap 302, and a fourth stiffener 304 is provided on the second lower flap 302 on a side thereof adjacent to the second upper flap 301.
This setting is convenient for improve the intensity of kink, has guaranteed the reliability of kink shutoff, and simultaneously, the setting of stiffening rib still helps the reposition of redundant personnel effect at the tip to first heat transfer runner 103, has further improved the reliability of heat transfer plate.
The stiffening ribs and the partition plate 103a can be arranged in a connected manner or at intervals, namely, a gap is arranged at one end of each stiffening rib close to the partition plate 103 a; the stiffeners and the partition plates 103a may be arranged in line with each other or in a staggered manner on the upper plate 101.
Further, the flow directions of the first upper folding plate 201, the first lower folding plate 202, the second upper folding plate 301, the second lower folding plate 302 and the first heat exchange flow channel 103 are all arranged in an included angle α, and the angle α is greater than or equal to 60 degrees and greater than or equal to 30 degrees.
Example 3, the present invention also discloses a heat exchange module, as shown in fig. 1 to 7, comprising two heat exchange plates 1 as in example 1 or example 2, a first heat exchange plate a and a second heat exchange plate B, the first heat exchange plate A and the second heat exchange plate B are stacked, a first upper folded plate 201 on the first heat exchange plate A is fixedly connected with a first lower folded plate 202 on the second heat exchange plate B, the second upper flap 301 of the first heat exchanger plate a is fixedly connected with the second lower flap 302 of the second heat exchanger plate B, a second heat exchange flow channel 4 is formed between the upper plate 101, the first upper folded plate 201 and the second upper folded plate 301 of the first heat exchange plate a and the lower plate 102, the first lower folded plate 202 and the second lower folded plate 302 of the second heat exchange plate B, the flow direction in the second heat exchange flow channel 4 is opposite to or perpendicular to the flow direction in the first heat exchange flow channel 103.
This setting discloses a heat exchange module, accomplishes the shutoff of second heat transfer runner 4 both sides through the kink on heat transfer plate 1 through two heat transfer plate 1 both ends for the both ends of first heat transfer runner 103, second heat transfer runner 4 on the heat exchange module can directly be connected with the exit of heat transfer medium, simplify the processing procedure, have improved production efficiency greatly.
Preferably, the first upper flaps 201 on the first heat exchanger plate a are fixedly connected with the first lower flaps 202 on the second heat exchanger plate B by heat fusion or gluing; similarly, the second upper folded plate 301 on the first heat exchange plate a and the second lower folded plate 302 on the second heat exchange plate B are also fixedly connected by using thermoplastic or adhesive.
This setting discloses a technological method that two adjacent heat transfer plate 1 kink carry out the connection among the heat transfer module, through adopting the connection of two adjacent heat transfer plate 1 kinks of hot melt or sticky realization, the processing production of being convenient for on the one hand, simultaneously, has guaranteed the fastening nature and the leakproofness of connecting, avoids the heat transfer medium drunkenness among first heat transfer runner 103, the second heat transfer runner 4, guarantees the reliability of heat transfer module heat transfer.
The process replaces the problems of complex process, large welding stress and easy corrosion and cracking in specific environment when the existing plate heat exchanger is connected by a welding process.
The directions of arrows shown in fig. 4 and 6 are flow directions of the heat exchange fluids in the first heat exchange flow channel 103 and the second heat exchange flow channel 4, and do not refer to the only determined flow directions of the heat exchange fluids in the first heat exchange flow channel 103 and the second heat exchange flow channel 4.
s1: firstly, pouring a molding material in a molten state into a cavity of a molding die;
the molding material of the heat exchange plate is prepared from polyethylene, polypropylene, polyvinyl chloride, polybutylene terephthalate, polyethylene terephthalate or polycarbonate and other composite materials;
when pouring molten state's forming material, join in the specified area according to the die cavity structure through setting up the material flow more than two strands for the heat transfer plate that is the symmetry and sets up is even at the in-process thickness of course of working, guarantees the stability of heat transfer plate performance, and can eliminate the trapped gas.
S2: cooling the forming mold to a first preset temperature, wherein the first preset temperature is lower than the melting point temperature of the forming material, keeping the first preset time and vibrating the forming mold simultaneously so that the injection molding material in the cavity is in a semi-molten state and can be fully mixed;
preferably, the first preset time is 3 s-5 s, and the range of the first preset temperature which is lower than the melting point temperature of the molding material is 3-5 ℃.
S3: and (4) rapidly cooling the forming die through a cooling system, and demolding to finish the processing and manufacturing of the heat exchange plate.
The forming die adopted in the production method of the heat exchange plate of the utility model comprises two half die structures which can be separated from each other, such as an upper die and a lower die; a left die and a right die; or the front mold and the rear mold form a closed cavity during injection molding, the two half molds are separated after injection molding, an injection molded product is taken out, and then surface treatment is carried out to obtain the heat exchange plate.
Preferably, in S3, can pressurize the die cavity that is in the encapsulated situation in the cooling process, preferred 60 ~ 100Mpa to pressurize 1min ~ 5min, preferred 1.5min,2min, 2.5min, as the utility model discloses an example, pressurize 80Mpa in the cooling process, pressurize 2.5min, can obtain optimum shaping effect to the heat transfer board piece of preparing is difficult for scaling, and anti-oxidant, resistant deformation property are high.
Alternatively, the heat exchanger plates 1 are integrally formed by blow extrusion or extrusion molding.
Meanwhile, on the basis of preparing the heat exchange plate, the heat exchange module is prepared by thermally fusing the two heat exchange plates 1.
S4: taking out two heat exchange plate sheets 1, a first heat exchange plate sheet A and a second heat exchange plate sheet B;
s5: and sequentially hot-melting and bonding bent parts at two ends of the first heat exchange plate A and the second heat exchange plate B.
For example: firstly, a first upper folded plate 201 on the first heat exchange plate A and a first lower folded plate 202 on the second heat exchange plate B are subjected to hot melt adhesion; and after the heat exchange plates are cooled, the second upper folded plate 301 on the first heat exchange plate A is hot-melted and bonded with the second lower folded plate 302 on the second heat exchange plate B. This setting is avoided heat exchange plate 1 to receive thermal deformation when hot melt bonds, has further guaranteed heat exchange module's mechanical properties, avoids heat exchange module or heat exchange plate stress deformation in the use.
Embodiment 5, the utility model also discloses a heat exchanger, the heat exchanger contains a plurality of heat exchange module as in embodiment 3.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The heat exchange plate is characterized in that a first heat exchange flow channel (103) is arranged on each heat exchange plate (1), and a bent part is arranged at least one end of each heat exchange plate (1) and used for plugging the heat exchange flow channel between every two adjacent heat exchange plates (1).
2. A heat exchanger plate according to claim 1, characterized in that a stiffening rib is provided on the bent portion on a side close to the first heat exchange flow channel (103).
3. The heat exchanger plate according to claim 1, wherein the heat exchanger plate (1) is provided with a first bent part (2) and a second bent part (3) at two ends of the first heat exchanger flow channel (103), and the first bent part (2) and the second bent part (3) are respectively used for sealing two ends of the heat exchanger flow channel formed between two adjacent heat exchanger plates (1).
4. The heat exchanger plate according to claim 3, characterized in that the heat exchanger plate (1) comprises an upper plate (101) and a lower plate (102), a partition plate (103a) is arranged between the upper plate (101) and the lower plate (102), at least two partitions (103a) are arranged, and a first heat exchange flow channel (103) is formed between the partitions (103a) and the upper plate (101) and the lower plate (102).
5. The heat exchanger plate according to claim 4, wherein the first bend (2) comprises a first upper flap (201) and a first lower flap (202), the first upper flap (201) being provided on the upper plate (101) and the first lower flap (202) being provided on the lower plate (102); the second bending portion (3) comprises a second upper folding plate (301) and a second lower folding plate (302), the second upper folding plate (301) is arranged on the upper plate (101), and the second lower folding plate (302) is arranged on the lower plate (102).
6. A heat exchanger plate according to claim 5, characterized in that a first horizontal portion (201a) is provided at an end of the first upper flap (201) remote from the upper plate (101); a second horizontal part (202a) is arranged at one end of the first lower folded plate (202) far away from the lower plate (102); a third horizontal part (301a) is arranged at one end of the second upper folding plate (301) far away from the upper plate (101); a fourth horizontal part (302a) is arranged at one end of the second lower folded plate (302) far away from the lower plate (102); the first horizontal portion (201a), the second horizontal portion (202a), the third horizontal portion (301a), and the fourth horizontal portion (302a) are disposed in parallel with a flow direction in the first heat exchange flow channel (103).
7. The heat exchanger plate according to any of claims 1 to 6, wherein the bent portion comprises at least one bent plate, the bent plate forms an included angle α with the flow direction of the first heat exchange flow channel (103), and α is any value between 30 ° and 150 °.
8. A heat exchanger plate according to claim 1, characterized in that the heat exchanger plate is made of a non-metallic material.
9. A heat exchange module is characterized in that the heat exchange plate comprises two heat exchange plates according to any one of claims 1 to 8, the two heat exchange plates are respectively a first heat exchange plate (A) and a second heat exchange plate (B), the first heat exchange plate (A) and the second heat exchange plate (B) are arranged in a stacked manner, a first upper folded plate (201) on the first heat exchange plate (A) is fixedly connected with a first lower folded plate (202) on the second heat exchange plate (B), a second upper folded plate (301) on the first heat exchange plate (A) is fixedly connected with a second lower folded plate (302) on the second heat exchange plate (B), and a second heat exchange flow channel (4) is formed between an upper plate (101) on the first heat exchange plate (A), the first upper folded plate (201), the second upper folded plate (301) and a lower plate (102), the first lower folded plate (202) and the second lower folded plate (302) on the second heat exchange plate (B), the flow direction in the second heat exchange flow channel (4) is opposite to or vertical to the flow direction in the first heat exchange flow channel (103).
10. A heat exchanger, characterized in that it comprises a heat exchange plate according to any one of claims 1 to 8.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020787439.4U CN212158286U (en) | 2020-05-13 | 2020-05-13 | Heat exchange plate, heat exchange module and heat exchanger |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020787439.4U CN212158286U (en) | 2020-05-13 | 2020-05-13 | Heat exchange plate, heat exchange module and heat exchanger |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112683090A (en) * | 2021-01-08 | 2021-04-20 | 广州赛唯热工设备有限公司 | Plate type heat exchange unit and heat exchanger |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112683090A (en) * | 2021-01-08 | 2021-04-20 | 广州赛唯热工设备有限公司 | Plate type heat exchange unit and heat exchanger |
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