CN105547021A - Anti-freezing heat exchanger - Google Patents
Anti-freezing heat exchanger Download PDFInfo
- Publication number
- CN105547021A CN105547021A CN201610072288.2A CN201610072288A CN105547021A CN 105547021 A CN105547021 A CN 105547021A CN 201610072288 A CN201610072288 A CN 201610072288A CN 105547021 A CN105547021 A CN 105547021A
- Authority
- CN
- China
- Prior art keywords
- heat exchanger
- exchanger plates
- long
- heat exchanging
- freeze
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D9/00—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D9/0031—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits for one heat-exchange medium being formed by paired plates touching each other
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F3/00—Plate-like or laminated elements; Assemblies of plate-like or laminated elements
- F28F3/02—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F3/00—Plate-like or laminated elements; Assemblies of plate-like or laminated elements
- F28F3/08—Elements constructed for building-up into stacks, e.g. capable of being taken apart for cleaning
- F28F3/086—Elements constructed for building-up into stacks, e.g. capable of being taken apart for cleaning having one or more openings therein forming tubular heat-exchange passages
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2265/00—Safety or protection arrangements; Arrangements for preventing malfunction
- F28F2265/14—Safety or protection arrangements; Arrangements for preventing malfunction for preventing damage by freezing, e.g. for accommodating volume expansion
Abstract
The invention discloses an anti-freezing heat exchanger. The anti-freezing heat exchanger comprises multiple heat exchanging plate sets stacked in sequence. Each heat exchanging plate set comprises a first heat exchanging plate and a second heat exchanging plate, wherein a first fluid channel is formed between the first heat exchanging plate and the second heat exchanging plate, a second fluid channel is formed between every two adjacent heat exchanging plate sets, multiple first half-height long grooves are formed in the right half of the upper surface of the first heat exchanging plate from top to bottom, multiple first half-height long convex strips are arranged on the left half of the upper surface of the first heat exchanging plate from bottom to top in a convex mode, multiple second half-height long convex strips are arranged on the right half of the upper surface of the second heat exchanging plate from bottom to top in a convex mode, multiple second half-height long grooves are formed in the left half of the upper surface of the second heat exchanging plate from top to bottom, the multiple first long grooves correspond to the multiple second long convex strips one to one, the multiple first convex strips correspond to the multiple second long grooves one to one, and long channels are formed between the long convex strips and the long grooves corresponding to the long convex strips. The flowing speed of fluid is increased, and heat exchanging efficiency is improved.
Description
Technical field
The present invention relates to field of heat exchangers, especially relate to a kind of freeze-proof heat exchanger.
Background technology
Heat exchanger is the equipment partial heat of hot fluid being passed to cold fluid, fluid temperature (F.T.) is made to reach the heat exchange equipment of technological process set quota, be the common apparatus of chemical industry, oil, power, food and other many industrial department, occupy critical role aborning.
Heat exchanger is made up of some heat exchanger plates mostly, the fluid passage that between three pieces of adjacent heat exchanger plates, formation two is different passes into fluid, fluid is made to carry out heat exchange, but fluid is after admission passage, easily make product respective opposite temperature too low and cause temperature uneven the local velocity of respective opposite edge is too low, especially adopt water heat exchange to make, easily cause freezing, thus have impact on the service life of heat transfer effect and heat exchanger.
Summary of the invention
The present invention in order to the flow velocity solving current heat exchanger plates edge too low, the uneven problem of easily freezing of temperature, for herein is provided a kind of freeze-proof heat exchanger, comprise the some groups of plate package superposed successively, often organize plate package and include the first heat exchanger plates 1 and the second heat exchanger plates 2, first heat exchanger plates 1 covers on the second heat exchanger plates 2, first fluid passage is formed between first heat exchanger plates 1 and the second heat exchanger plates 2, second fluid passage is formed between two adjacent groups plate package, the right-hand part of the first heat exchanger plates 1 upper surface has some half high the first long recess 3 downwards from top, the left side of the first heat exchanger plates 1 upper surface raises up from bottom some half high the first long raised lines 4, the right-hand part of the second heat exchanger plates 1 upper surface raises up from bottom some half high the second long raised lines 5, the left side of the second heat exchanger plates 1 upper surface has some half high the second long recess 6 downwards from top, some first long recess 3 of the first heat exchanger plates 1 right-hand part and some second long raised line 5 one_to_one corresponding of the second heat exchanger plates 1 right-hand part, some first long raised lines 4 of the first heat exchanger plates 1 left side and some second long recess 6 one_to_one corresponding of the second heat exchanger plates 1 left side, long raised line and long recess corresponding thereto form long-channel.
Freeze-proof heat exchanger of the present invention, is provided with first fluid import 7 and outlet 8 at the two ends, left side of some plate package, right-hand part two ends are provided with second fluid import 9 and outlet 10.
Freeze-proof heat exchanger of the present invention, is equipped with inside first fluid import on the first heat exchanger plates 17 and outlet 8 inside second fluid import 9 on first concave point 11, first heat exchanger plates 1 and outlet 10 and is equipped with the first salient point 12; The second fluid import 9 that first fluid import 7 on second heat exchanger plates 2 and the inner side of outlet 8 are equipped with on the second salient point 21, second heat exchanger plates 2 is equipped with the second concave point 22 with the inner side of outlet 10.
Freeze-proof heat exchanger of the present invention, all raise up from bottom one and half high short raised lines 121 in the first concave point 11 and the second concave point 22, and short raised line 121 is communicated with the both sides of concave point; First salient point 12 and the second salient point 21 all have a short groove 122 downwards from top, short groove 122 is communicated with the both sides of salient point.
Freeze-proof heat exchanger of the present invention, at first concave point 11 and second salient point 21 one_to_one corresponding on the plate package left side, first salient point 12 and second concave point 22 one_to_one corresponding on the right, short raised line 121 and short groove 122 corresponding thereto form jitty.
Freeze-proof heat exchanger of the present invention, in some the first long recess 3 and the first long raised line 4, has two at least in the edge of the first heat exchanger plates 1.
Freeze-proof heat exchanger of the present invention, long recess, long raised line parallel with the limit of heat exchanger plates or and the limit of heat exchanger plates between form angle, when formed angle time, angle is less than 90 °.
The invention has the beneficial effects as follows:
The present invention forms some long-channels by half high long recess and long raised line, thus the cross-sectional passage increasing this position makes more difficult the freezing of this region flow velocity raising also make this region local temperature more even, further increase heat exchange efficiency, and extend the service life of heat exchanger plates.
Accompanying drawing explanation
Examples of the present invention will be described by way of reference to the accompanying drawings, wherein:
Fig. 1 is the schematic diagram of the first heat exchanger plates in plate package;
Fig. 2 is the schematic diagram of the second heat exchanger plates in plate package;
Fig. 3 is the top view of Fig. 1;
Fig. 4 is the schematic diagram in A-A face in Fig. 3;
Fig. 5 is the schematic diagram in B-B face in Fig. 3.
Detailed description of the invention
All features disclosed in this description, or the step in disclosed all methods or process, except mutually exclusive feature and/or step, all can combine by any way.
Arbitrary feature disclosed in this description, unless specifically stated otherwise, all can be replaced by other equivalences or the alternative features with similar object.That is, unless specifically stated otherwise, each feature is an example in a series of equivalence or similar characteristics.
Freeze-proof heat exchanger as Figure 1-4, comprise the some groups of plate package superposed successively, often organize plate package and include the first heat exchanger plates 1 and the second heat exchanger plates 2, first heat exchanger plates 1 covers on the second heat exchanger plates 2, first fluid passage is formed between first heat exchanger plates 1 and the second heat exchanger plates 2, second fluid passage is formed between two adjacent groups plate package, the right-hand part of the first heat exchanger plates 1 upper surface has some half high the first long recess 3, first heat exchanger plates 1 upper surfaces downwards left side from top raises up from bottom some half high the first long raised lines 4; The right-hand part of the second heat exchanger plates 1 upper surface raises up from bottom some half high the second long raised lines 5, the left side of the second heat exchanger plates 1 upper surface has some half high the second long recess 6 downwards from top, some first long recess 3 of the first heat exchanger plates 1 right-hand part and some second long raised line 5 one_to_one corresponding of the second heat exchanger plates 1 right-hand part, some first long raised lines 4 of the first heat exchanger plates 1 left side and some second long recess 6 one_to_one corresponding of the second heat exchanger plates 1 left side, long raised line and long recess corresponding thereto form long-channel.Heat exchanger common at present, when entering that between Tube Sheet of Heat Exchanger, flow velocity is 1.5 ~ 2 meter per second, after entering heat exchanger, between plate, flow velocity is 0.35 meter per second.And by this some long-channel, be 1.5 ~ 2 meter per seconds when entering flow velocity between Tube Sheet of Heat Exchanger, after entering heat exchanger, between plate, flow velocity can bring up to 0.4 meter per second.
By some long-channels that half high long recess and long raised line are formed, add the cross-sectional passage at this position, making this region flow velocity improve more difficult freezing also makes this region local temperature more even, further increases heat exchange efficiency, and extends the service life of heat exchanger plates.
Wherein, in some the first long recess 3 and the first long raised line 4, two are had at least in the edge of the first heat exchanger plates 1.And long recess, long raised line are parallel with the limit of heat exchanger plates or and the limit of heat exchanger plates between form angle, when formed angle time, angle is less than 90 °, and when angle is between 30-40 °, between plate, flow velocity can bring up to 0.44 meter per second.
Be provided with first fluid import 7 and outlet 8 at the two ends, left side of some plate package, right-hand part two ends are provided with second fluid import 9 and outlet 10.Be equipped with inside first fluid import on the first heat exchanger plates 17 and outlet 8 inside second fluid import 9 on first concave point 11, first heat exchanger plates 1 and outlet 10 and be equipped with the first salient point 12; The second fluid import 9 that first fluid import 7 on second heat exchanger plates 2 and the inner side of outlet 8 are equipped with on the second salient point 21, second heat exchanger plates 2 is equipped with the second concave point 22 with the inner side of outlet 10.All raise up from bottom one and half high short raised lines 121 in the first concave point 11 and the second concave point 22, and short raised line 121 is communicated with the both sides of concave point; First salient point 12 and the second salient point 21 all have a short groove 122 downwards from top, short groove 122 is communicated with the both sides of salient point.As shown in Figure 5, at first concave point 11 and second salient point 21 one_to_one corresponding on the plate package left side, first salient point 12 and second concave point 22 one_to_one corresponding on the right, short raised line 121 and short groove 122 corresponding thereto form jitty.After fluid enters this passage, this passage effectively can reduce the dead angle in this region further and increases flow velocity thus the local temperature difference of product in this region is reduced.
The present invention is not limited to aforesaid detailed description of the invention.The present invention expands to any new feature of disclosing in this manual or any combination newly, and the step of the arbitrary new method disclosed or process or any combination newly.
Claims (7)
1. a freeze-proof heat exchanger, it is characterized in that: comprise the some groups of plate package superposed successively, often organize plate package and include the first heat exchanger plates (1) and the second heat exchanger plates (2), first heat exchanger plates (1) covers on the second heat exchanger plates (2), first fluid passage is formed between first heat exchanger plates (1) and the second heat exchanger plates (2), second fluid passage is formed between two adjacent groups plate package, the right-hand part of the first heat exchanger plates (1) upper surface has some half high the first long recess (3) downwards from top, the left side of the first heat exchanger plates (1) upper surface raises up from bottom some half high the first long raised lines (4), the right-hand part of the second heat exchanger plates (1) upper surface raises up from bottom some half high the second long raised lines (5), the left side of the second heat exchanger plates (1) upper surface has some half high the second long recess (6) downwards from top, some first long recess (3) of the first heat exchanger plates (1) right-hand part and some second long raised line (5) one_to_one corresponding of the second heat exchanger plates (1) right-hand part, some first long raised lines (4) of the first heat exchanger plates (1) left side and some second long recess (6) one_to_one corresponding of the second heat exchanger plates (1) left side, long raised line and long recess corresponding thereto form long-channel.
2. freeze-proof heat exchanger according to claim 1, it is characterized in that: be provided with first fluid import (7) and outlet (8) at the two ends, left side of some plate package, right-hand part two ends are provided with second fluid import (9) and outlet (10).
3. freeze-proof heat exchanger according to claim 2, it is characterized in that: the first fluid import (7) on the first heat exchanger plates (1) and outlet (8) inner side are equipped with the first concave point (11), the second fluid import (9) on the first heat exchanger plates (1) and outlet (10) inner side are equipped with the first salient point (12); The inner side of the first fluid import (7) on the second heat exchanger plates (2) and outlet (8) is equipped with the second salient point (21), and the inner side of the second fluid import (9) on the second heat exchanger plates (2) and outlet (10) is equipped with the second concave point (22).
4. freeze-proof heat exchanger according to claim 3, it is characterized in that: all raise up from bottom one and half high short raised lines (121) in the first concave point (11) and the second concave point (22), and short raised line (121) is communicated with the both sides of concave point; First salient point (12) and the second salient point (21) all have a short groove (122) downwards from top, short groove (122) is communicated with the both sides of salient point.
5. freeze-proof heat exchanger according to claim 4, it is characterized in that: at the first concave point (11) and the second salient point (21) one_to_one corresponding on the plate package left side, first salient point (12) on the right and the second concave point (22) one_to_one corresponding, short raised line (121) and short groove (122) corresponding thereto form jitty.
6. freeze-proof heat exchanger according to claim 1, is characterized in that: in some the first long recess (3) and the first long raised line (4), have two at least in the edge of the first heat exchanger plates (1).
7. freeze-proof heat exchanger according to claim 1, is characterized in that: long recess, long raised line parallel with the limit of heat exchanger plates or and the limit of heat exchanger plates between form angle, when formed angle time, angle is less than 90 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610072288.2A CN105547021B (en) | 2016-02-02 | 2016-02-02 | Freeze-proof heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610072288.2A CN105547021B (en) | 2016-02-02 | 2016-02-02 | Freeze-proof heat exchanger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105547021A true CN105547021A (en) | 2016-05-04 |
| CN105547021B CN105547021B (en) | 2017-05-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610072288.2A Active CN105547021B (en) | 2016-02-02 | 2016-02-02 | Freeze-proof heat exchanger |
Country Status (1)
| Country | Link |
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| CN (1) | CN105547021B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106110694A (en) * | 2016-07-01 | 2016-11-16 | 山东潍坊精鹰医疗器械有限公司 | A kind of efficient concentration device |
| CN106895723A (en) * | 2017-02-24 | 2017-06-27 | 江阴市亚龙换热设备有限公司 | Efficient plate-type heat-exchanger |
| CN106895722A (en) * | 2017-02-24 | 2017-06-27 | 江阴市亚龙换热设备有限公司 | Strong radiating plate type heat exchange piece |
| CN109341383A (en) * | 2018-09-26 | 2019-02-15 | 合肥宽信机电有限公司 | A kind of double-plate heat exchanger of ammonia solution heat exchange |
| CN111288824A (en) * | 2018-12-06 | 2020-06-16 | 丹佛斯有限公司 | Plate heat exchanger |
| CN111469628A (en) * | 2020-05-08 | 2020-07-31 | 上海加冷松芝汽车空调股份有限公司 | Waste heat recovery heat exchanger and vehicle air conditioner |
| CN113432461A (en) * | 2021-05-13 | 2021-09-24 | 江苏远卓设备制造有限公司 | Heat exchange sheet set for plate heat exchanger and plate heat exchanger |
Citations (5)
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| JPH11173771A (en) * | 1997-12-10 | 1999-07-02 | Daikin Ind Ltd | Plate type heat exchanger |
| CN101069058A (en) * | 2004-08-28 | 2007-11-07 | Swep国际股份公司 | A plate heat exchanger |
| CN103776291A (en) * | 2014-01-25 | 2014-05-07 | 江苏远卓设备制造有限公司 | Heat exchange plate set and unequal runner plate type heat exchanger employing heat exchange plate set |
| CN203980967U (en) * | 2014-07-04 | 2014-12-03 | 江苏远卓设备制造有限公司 | A kind of Anti-freezing brazing plate type heat exchanger |
| CN205352155U (en) * | 2016-02-02 | 2016-06-29 | 江阴市亚龙换热设备有限公司 | Heat exchanger prevents frostbite |
-
2016
- 2016-02-02 CN CN201610072288.2A patent/CN105547021B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11173771A (en) * | 1997-12-10 | 1999-07-02 | Daikin Ind Ltd | Plate type heat exchanger |
| CN101069058A (en) * | 2004-08-28 | 2007-11-07 | Swep国际股份公司 | A plate heat exchanger |
| CN103776291A (en) * | 2014-01-25 | 2014-05-07 | 江苏远卓设备制造有限公司 | Heat exchange plate set and unequal runner plate type heat exchanger employing heat exchange plate set |
| CN203980967U (en) * | 2014-07-04 | 2014-12-03 | 江苏远卓设备制造有限公司 | A kind of Anti-freezing brazing plate type heat exchanger |
| CN205352155U (en) * | 2016-02-02 | 2016-06-29 | 江阴市亚龙换热设备有限公司 | Heat exchanger prevents frostbite |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106110694A (en) * | 2016-07-01 | 2016-11-16 | 山东潍坊精鹰医疗器械有限公司 | A kind of efficient concentration device |
| CN106895723A (en) * | 2017-02-24 | 2017-06-27 | 江阴市亚龙换热设备有限公司 | Efficient plate-type heat-exchanger |
| CN106895722A (en) * | 2017-02-24 | 2017-06-27 | 江阴市亚龙换热设备有限公司 | Strong radiating plate type heat exchange piece |
| CN106895723B (en) * | 2017-02-24 | 2019-03-26 | 江阴市亚龙换热设备有限公司 | Efficient plate-type heat-exchanger |
| CN109341383A (en) * | 2018-09-26 | 2019-02-15 | 合肥宽信机电有限公司 | A kind of double-plate heat exchanger of ammonia solution heat exchange |
| CN111288824A (en) * | 2018-12-06 | 2020-06-16 | 丹佛斯有限公司 | Plate heat exchanger |
| CN111288824B (en) * | 2018-12-06 | 2021-08-03 | 丹佛斯有限公司 | Plate heat exchanger |
| CN111469628A (en) * | 2020-05-08 | 2020-07-31 | 上海加冷松芝汽车空调股份有限公司 | Waste heat recovery heat exchanger and vehicle air conditioner |
| CN113432461A (en) * | 2021-05-13 | 2021-09-24 | 江苏远卓设备制造有限公司 | Heat exchange sheet set for plate heat exchanger and plate heat exchanger |
| CN113432461B (en) * | 2021-05-13 | 2022-12-13 | 江苏远卓设备制造有限公司 | Heat exchange sheet set for plate heat exchanger and plate heat exchanger |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105547021B (en) | 2017-05-31 |
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