CN108131932B - Pillow-shaped mesh plate type powder flow heat exchanger capable of uniformly feeding and discharging air - Google Patents
Pillow-shaped mesh plate type powder flow heat exchanger capable of uniformly feeding and discharging air Download PDFInfo
- Publication number
- CN108131932B CN108131932B CN201711347502.1A CN201711347502A CN108131932B CN 108131932 B CN108131932 B CN 108131932B CN 201711347502 A CN201711347502 A CN 201711347502A CN 108131932 B CN108131932 B CN 108131932B
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- Prior art keywords
- pillow
- heat transfer
- plate type
- mesh plate
- shaped mesh
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
- F26B23/10—Heating arrangements using tubes or passages containing heated fluids, e.g. acting as radiative elements; Closed-loop systems
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- 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
- F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention discloses a pillow-shaped mesh plate type uniform gas inlet and outlet powder flow heat exchanger which comprises a heat exchanger shell and pillow-shaped mesh plate type heat transfer plates, wherein a feed inlet is formed in the top of the heat exchanger shell, a feed bin is arranged between the lower part of the feed inlet and the upper part of the pillow-shaped mesh plate type heat transfer plates, the pillow-shaped mesh plate type heat transfer plates are longitudinally arranged in the heat exchanger shell, a lower bin is correspondingly arranged below the heat exchanger shell, outlet pipes and inlet pipes are respectively arranged at the upper end and the lower end of two sides of the pillow-shaped mesh plate type heat transfer plates, a plurality of pillow-shaped mesh plate type heat transfer plates are arranged, purge air channels are further arranged on the pillow-shaped mesh plate type heat transfer plates, and purge air inlets corresponding to the purge air channels are formed in the pillow-shaped mesh plate type heat transfer plates. The invention is applied to drying, heating or cooling powder materials, has no exhaust emission, low energy consumption and low running cost, small equipment occupation area and high space utilization rate, and is particularly suitable for technical improvement of factories and transformation of old factories.
Description
Technical Field
The invention relates to a pillow-shaped mesh plate type powder flow heat exchanger with uniform air inlet and outlet.
Background
In the food processing, feed, grain industries, many raw material particles are subjected to drying, heating or cooling processes. In the process, the moisture in the raw materials is removed by heating, so that the rice and the rapeseeds are convenient to transport and store, and can be directly stored after being subjected to grain production and processing field so as to prevent mildew. In the field of feeds, the feeds need to be cooled before being packaged and put in storage to prevent caking. In addition, in the field of starch and lime processing, the materials are often modified by heating the materials for heat treatment. Traditional drying, heating and cooling equipment, such as fluidized bed roller equipment, directly adopts hot air and powder material direct contact, needs enough hot air to sweep the material, brings moisture out of the material, and constantly rolls the material. The mode of direct contact between air and materials is easy to cause oxidation reaction of the materials, so that the product quality is influenced, more energy-consuming equipment such as a vibrating motor and a fan are needed, corresponding tail gas treatment equipment is needed to be used in a matched mode, and the installation, operation and maintenance costs are high.
Disclosure of Invention
The invention aims to provide the pillow-shaped net plate type uniform gas inlet and outlet powder flow heat exchanger which is applied to drying, heating or cooling of powder materials, has no exhaust emission, low energy consumption and low operation cost, small equipment occupation area and high space utilization rate, and is particularly suitable for technical improvement of factories and transformation of old factories.
The invention has the technical scheme that the powder flow heat exchanger comprises a heat exchanger shell and pillow-shaped mesh plate type heat transfer plates, wherein a feed inlet is formed in the top of the heat exchanger shell, a feeding bin is arranged between the lower part of the feed inlet and the upper parts of the pillow-shaped mesh plate type heat transfer plates, the pillow-shaped mesh plate type heat transfer plates are longitudinally arranged in the heat exchanger shell, a lower bin is correspondingly arranged below the heat exchanger shell, the pillow-shaped mesh plate type heat transfer plates are formed by overlapping two metal plates and then are welded together through laser penetration, then the metal plates are expanded through high-pressure fluid to form an internal heat exchange channel, the surfaces of the metal plates are wavy plates, outlet pipes and inlet pipes are respectively arranged at the upper end and the lower end of each of the two sides of the pillow-shaped mesh plate type heat transfer plates, the pillow-shaped mesh plate type heat transfer plates are provided with a plurality of inlet pipes, the inlet pipes are convexly arranged on the heat exchanger shell and are correspondingly connected to a heat exchange medium inlet through inlet pipes, the pillow-shaped mesh plate type heat transfer plates are correspondingly connected to a heat exchange medium outlet through outlet pipes, the pillow-shaped mesh plate type heat transfer plates are correspondingly arranged on the heat exchanger shell, and the pillow-shaped mesh plate type heat transfer plates are correspondingly provided with an air blowing inlet through the air blowing inlet and the pillow-shaped heat transfer plates.
In a preferred embodiment of the invention, the purge air inlet is arranged between the outlet pipe and the inlet pipe.
In a preferred embodiment of the present invention, a plurality of purge air holes are correspondingly disposed on the purge air channel.
In a preferred embodiment of the present invention, the purge air channel includes a laterally concave structure and an E-shaped structure, but is not limited to the two structures.
In a preferred embodiment of the present invention, the pillow-shaped mesh plate type heat transfer plates of the E-shaped purge air channel and the pillow-shaped mesh plate type heat transfer plates of the transverse concave purge air channel are correspondingly and alternately arranged.
In a preferred embodiment of the invention, the longitudinal ends of the E-shaped structure purge air channels and the transverse concave structure purge air channels are flush and arranged in parallel, the transverse ends are staggered and spaced, and the purge air holes are staggered.
The invention discloses a pillow-shaped mesh plate type uniform gas inlet and outlet powder flow heat exchanger which is applied to drying, heating or cooling of powder materials, has no exhaust emission, low energy consumption and low operation cost, small equipment occupation area and high space utilization rate, and is particularly suitable for technical improvement of factories and transformation of old workshops.
Drawings
FIG. 1 is a schematic diagram of a powder flow heat exchanger with uniform inlet and outlet of a pillow-shaped mesh plate according to a preferred embodiment of the present invention;
FIG. 2 is a schematic diagram showing the unit structure of a pillow-shaped mesh plate type heat transfer plate in a preferred embodiment of a powder flow heat exchanger with uniform inlet and outlet of the pillow-shaped mesh plate type heat transfer plate according to the present invention;
FIG. 3 is a schematic diagram of a powder flow heat exchanger with uniform inlet and outlet of a pillow-shaped mesh plate according to a preferred embodiment of the present invention, wherein purge gas flows between the heat transfer plates of the pillow-shaped mesh plate;
FIG. 4 is a schematic view of a cross concave structure of a heat transfer plate of a heat exchanger with uniform inlet and outlet gas according to the present invention;
fig. 5 is a schematic diagram of a pillow-shaped mesh plate type heat transfer plate with E-shaped purge air channels in a preferred embodiment of a powder flow heat exchanger with uniform inlet and outlet of the pillow-shaped mesh plate type.
Detailed Description
The following detailed description of the preferred embodiments of the invention is provided to enable those skilled in the art to more readily understand the advantages and features of the invention and to make a clear and concise definition of the scope of the invention.
The invention relates to a powder flow heat exchanger with uniform inlet and outlet of a pillow-shaped mesh plate, as shown in fig. 1, 2 and 4-5, comprising a heat exchanger shell 1 and a pillow-shaped mesh plate heat transfer plate 2, wherein the top of the heat exchanger shell 1 is provided with a feed inlet 3, a feed bin is arranged between the lower part of the feed inlet and the upper part of the pillow-shaped mesh plate heat transfer plate, materials are distributed among the heat transfer plates through the feed bin, the feed bin plays a role of cloth, the pillow-shaped mesh plate heat transfer plate 2 is longitudinally arranged in the heat exchanger shell 1, a lower feed bin 4 is correspondingly arranged below the heat exchanger shell 1, the pillow-shaped mesh plate 2 is formed by overlapping two metal plates 21 and then forming a mesh structure 22 through laser penetration welding, then the metal plates 21 are expanded through high-pressure fluid to form an internal heat exchange channel 23, the surface of the plate is in a wavy shape, the upper end and the lower end of each of the pillow-shaped mesh plate heat transfer plate 2 is respectively provided with an outlet pipe 5 and an inlet pipe 6, the pillow-shaped mesh plate 2 is provided with a plurality of inlet pipes 6 which are arranged in a convex way, the heat exchanger shell 1 is correspondingly provided with the inlet pipes 12 and the air inlet pipes 12 which are arranged on the heat exchanger shell 1, the air inlet pipes are correspondingly arranged on the heat exchanger shell 1 through the heat exchange plate 1, the inlet pipes are correspondingly arranged on the heat exchanger shell 1, the air inlet pipes are correspondingly to the heat exchanger 1 through the inlet pipes 1, the inlet pipes are provided with the heat exchanger channels 1, the air inlet pipes are provided with the air inlet pipes and the air inlet pipes 1 and the air inlet pipes and the heat exchanger channels are respectively and the heat exchanger channels are provided with the air inlet pipes and the heat exchanger channels and the air inlet pipes are respectively, the air inlet pipes are respectively and the air inlet pipes and the heat exchanger 1 and the air inlet channels and the air inlet pipes are respectively the air inlet pipes and the air inlet 1 and the air inlet heat exchanger and the air 1 and the air. The air blowing channel 11 is correspondingly provided with a plurality of air blowing holes 15, the air blowing channel 11 comprises a transverse concave structure and an E-shaped structure, but is not limited to the two structures, the pillow-shaped mesh plate type heat transfer plates 2 of the air blowing channel 11 of the E-shaped structure and the pillow-shaped mesh plate type heat transfer plates 2 of the air blowing channel 11 of the transverse concave structure are correspondingly and alternately distributed, the longitudinal ends of the air blowing channel 11 of the E-shaped structure and the longitudinal ends of the air blowing channel 11 of the transverse concave structure are flush and arranged in parallel, the transverse ends are alternately arranged at intervals, and meanwhile the air blowing holes 15 are arranged in a staggered manner.
Drying and heating:
with reference to fig. 3, the material flows through the outer surface of the pillow-shaped mesh plate type heat transfer plate under the action of gravity, and the heat transfer medium flows through the pillow-shaped mesh plate type heat transfer plate, so that the material flowing through the outer part of the pillow-shaped mesh plate type heat transfer plate is indirectly heated, and simultaneously, the indirectly heated material is purged, moisture in the material is taken away, and the purging gas can be dry gas or hot air, so that the efficiency and energy saving can be improved, and waste heat after heat treatment can be utilized for heating the material or as purging air.
And (3) cooling:
the material flows between the pillow-shaped mesh plate type heat transfer plates under the action of gravity, and the cooling medium flows through the pillow-shaped mesh plate type heat transfer plates, so that the material flowing through the outer parts of the pillow-shaped mesh plate type heat transfer plates is indirectly cooled; and simultaneously purge the indirectly cooled material, purge gas is the gas through the cold-drying, can further avoid the material to bond on the surface of pillow-shaped otter board formula heat transfer plate in the cooling process, promote the flow property of powder material simultaneously, avoid the bypass. The invention discloses a pillow-shaped mesh plate type uniform gas inlet and outlet powder flow heat exchanger which is applied to drying, heating or cooling of powder materials, has no exhaust emission, low energy consumption and low operation cost, small equipment occupation area and high space utilization rate, and is particularly suitable for technical improvement of factories and transformation of old workshops.
The foregoing is merely illustrative of the embodiments of the present invention, and the scope of the present invention is not limited thereto, and any changes or substitutions that may be made by those skilled in the art without departing from the inventive concept are intended to be included within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (1)
1. The utility model provides a powder flow heat exchanger of even business turn over of pillow shape otter board formula, includes heat exchanger shell and pillow shape otter board formula heat transfer board, heat exchanger shell top is provided with the feed inlet, be the feeding storehouse between feed inlet lower part and the pillow shape otter board heat transfer board upper portion, pillow shape otter board formula heat transfer board vertically sets up in the heat exchanger shell, the heat exchanger shell below corresponds and is provided with down the feed bin, pillow shape otter board formula heat transfer board is through laser penetration welding after two sheet metal stack and forms mesh structure, then forms inside heat transfer passageway and the surface is wavy panel through high pressure fluid expansion between the sheet metal, pillow shape otter board formula heat transfer board both sides upper and lower both ends are provided with outlet pipe and inlet pipe respectively, its characterized in that: the heat exchanger comprises a heat exchanger shell, a plurality of heat exchange medium inlets, a plurality of heat exchange medium outlet pipes, a plurality of pillow-shaped mesh plate type heat transfer plates, a plurality of air inlet pipes, a plurality of air outlet pipes, a plurality of sweeping air channels, a plurality of sweeping air inlet pipes and a plurality of sweeping air channel, wherein the plurality of inlet pipes are arranged on the heat exchanger shell in a protruding mode and are correspondingly connected to the heat exchange medium inlets through inlet pipe headers;
the sweeping air channel is correspondingly provided with a plurality of sweeping air holes, the sweeping air channel also comprises a transverse concave structure and an E-shaped structure, the sweeping air inlet is arranged between the outlet pipe and the inlet pipe, the pillow-shaped mesh plate type heat transfer plates of the purging air channels of the E-shaped structures are correspondingly and alternately distributed with the pillow-shaped mesh plate type heat transfer plates of the purging air channels of the transverse concave structures, the longitudinal ends of the purging air channels of the E-shaped structures and the longitudinal ends of the purging air channels of the transverse concave structures are flush and juxtaposed, the transverse ends are alternately arranged at intervals, and the purging air holes are staggered;
the specific method for adopting the powder flow heat exchanger comprises the following steps:
(1) Drying and heating: the material flows through the outer surface of the pillow-shaped mesh plate type heat transfer plate under the action of gravity, and the heat transfer medium flows through the pillow-shaped mesh plate type heat transfer plate, so that the material flowing through the outer part of the pillow-shaped mesh plate type heat transfer plate is indirectly heated, and simultaneously the indirectly heated material is purged, so that moisture in the material is taken away, and the purge gas can be dry gas or hot air, and the waste heat after the heat recovery treatment can be utilized for heating the material or as purge air for improving the efficiency and saving energy;
(2) And (3) cooling: the material flows between the pillow-shaped mesh plate type heat transfer plates under the action of gravity, and the cooling medium flows through the pillow-shaped mesh plate type heat transfer plates, so that the material flowing through the outer parts of the pillow-shaped mesh plate type heat transfer plates is indirectly cooled; and simultaneously purge the indirectly cooled material, purge gas is the gas through the cold-drying, can further avoid the material to bond on the surface of pillow-shaped otter board formula heat transfer plate in the cooling process, promote the flow property of powder material simultaneously, avoid the bypass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711347502.1A CN108131932B (en) | 2017-12-15 | 2017-12-15 | Pillow-shaped mesh plate type powder flow heat exchanger capable of uniformly feeding and discharging air |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711347502.1A CN108131932B (en) | 2017-12-15 | 2017-12-15 | Pillow-shaped mesh plate type powder flow heat exchanger capable of uniformly feeding and discharging air |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108131932A CN108131932A (en) | 2018-06-08 |
| CN108131932B true CN108131932B (en) | 2023-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711347502.1A Active CN108131932B (en) | 2017-12-15 | 2017-12-15 | Pillow-shaped mesh plate type powder flow heat exchanger capable of uniformly feeding and discharging air |
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| Country | Link |
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| CN (1) | CN108131932B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108826942A (en) * | 2018-07-27 | 2018-11-16 | 苏州协宏泰节能科技有限公司 | A kind of powder flow heat pump dryer |
| CN109105484A (en) * | 2018-08-17 | 2019-01-01 | 安徽贝通智能科技有限公司 | The board-like drying means of grain heat-drying |
| CN109489447A (en) * | 2018-12-18 | 2019-03-19 | 常州百利锂电智慧工厂有限公司 | The cooling equipment of powder body material production line |
| CN110319680A (en) * | 2019-07-29 | 2019-10-11 | 瀚能(苏州)节能科技有限公司 | A kind of dry cooling integrated machine of continuous scraper-type |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE594486A (en) * | 1959-09-03 | 1960-12-16 | Prerovske Strojirny Np | Apparatus for preheating a pulverulent material, in particular a raw cement flour. |
| CN2357303Y (en) * | 1998-11-13 | 2000-01-05 | 大连理工大学 | Powder solid flow plate type heat-exchanger |
| CN101071037A (en) * | 2007-06-08 | 2007-11-14 | 李宏才 | Alpha-sulfonated fatty acid ester salt drying device |
| CN104132525A (en) * | 2014-08-13 | 2014-11-05 | 北京广厦环能科技有限公司 | Powder material drying and cooling integrated device |
| CN207688594U (en) * | 2017-12-15 | 2018-08-03 | 苏州协宏泰节能科技有限公司 | A kind of pincushion screen plate is uniformly into the powder flow heat exchanger of outlet |
-
2017
- 2017-12-15 CN CN201711347502.1A patent/CN108131932B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE594486A (en) * | 1959-09-03 | 1960-12-16 | Prerovske Strojirny Np | Apparatus for preheating a pulverulent material, in particular a raw cement flour. |
| CN2357303Y (en) * | 1998-11-13 | 2000-01-05 | 大连理工大学 | Powder solid flow plate type heat-exchanger |
| CN101071037A (en) * | 2007-06-08 | 2007-11-14 | 李宏才 | Alpha-sulfonated fatty acid ester salt drying device |
| CN104132525A (en) * | 2014-08-13 | 2014-11-05 | 北京广厦环能科技有限公司 | Powder material drying and cooling integrated device |
| CN207688594U (en) * | 2017-12-15 | 2018-08-03 | 苏州协宏泰节能科技有限公司 | A kind of pincushion screen plate is uniformly into the powder flow heat exchanger of outlet |
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| CN108131932A (en) | 2018-06-08 |
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