CN112696949A - Two-phase flow uniform distribution device of aluminum plate-fin heat exchanger - Google Patents

Two-phase flow uniform distribution device of aluminum plate-fin heat exchanger Download PDF

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Publication number
CN112696949A
CN112696949A CN202011591431.1A CN202011591431A CN112696949A CN 112696949 A CN112696949 A CN 112696949A CN 202011591431 A CN202011591431 A CN 202011591431A CN 112696949 A CN112696949 A CN 112696949A
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CN
China
Prior art keywords
frame
fluid
fixedly connected
plate
threaded rod
Prior art date
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Pending
Application number
CN202011591431.1A
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Chinese (zh)
Inventor
徐兴军
徐小勤
任小坤
王亮
陈栋
陈磊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Zhuoran Hengtai Low Temperature Technology Co ltd
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Jiangsu Zhuoran Hengtai Low Temperature Technology Co ltd
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Application filed by Jiangsu Zhuoran Hengtai Low Temperature Technology Co ltd filed Critical Jiangsu Zhuoran Hengtai Low Temperature Technology Co ltd
Priority to CN202011591431.1A priority Critical patent/CN112696949A/en
Publication of CN112696949A publication Critical patent/CN112696949A/en
Pending legal-status Critical Current

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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
    • 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
    • F28D9/0025—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 being formed by zig-zag bend plates
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/001—Casings in the form of plate-like arrangements; Frames enclosing a heat exchange core
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/02—Header boxes; End plates
    • F28F9/026—Header boxes; End plates with static flow control means, e.g. with means for uniformly distributing heat exchange media into conduits
    • F28F9/027—Header boxes; End plates with static flow control means, e.g. with means for uniformly distributing heat exchange media into conduits in the form of distribution pipes
    • F28F9/0275—Header boxes; End plates with static flow control means, e.g. with means for uniformly distributing heat exchange media into conduits in the form of distribution pipes with multiple branch pipes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
    • F28G1/00—Non-rotary, e.g. reciprocated, appliances
    • F28G1/02—Non-rotary, e.g. reciprocated, appliances having brushes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
    • F28G15/00—Details
    • F28G15/04—Feeding and driving arrangements, e.g. power operation

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)

Abstract

The invention relates to the technical field of aluminum plate-fin heat exchangers, and particularly discloses a two-phase flow uniform distribution device of an aluminum plate-fin heat exchanger, which comprises an outer box, wherein a plurality of working frames are fixedly connected inside the outer box, a plurality of heat exchange plates are fixedly connected in the centers inside the working frames, a first exchange groove is formed in the right side of each working frame, a second exchange groove is formed in the left side of each working frame, connecting frames are fixedly connected to the left side and the right side of each working frame, a cleaning plate is slidably connected inside each connecting frame, a first fluid frame is fixedly connected to the top of each working frame, a first sealing plate is slidably connected to the position, close to the front, inside each first fluid frame, a second fluid frame is fixedly connected to the bottom of each working frame, and a second sealing plate is slidably connected to the position, close to the front, inside each; the invention can avoid the situation that the heat exchange efficiency is reduced due to uneven fluid distribution, and is convenient to clean the blocked through groove.

Description

Two-phase flow uniform distribution device of aluminum plate-fin heat exchanger
Technical Field
The invention relates to the technical field of aluminum plate-fin heat exchangers, in particular to a two-phase flow uniform distribution device of an aluminum plate-fin heat exchanger.
Background
The heat exchanger is one of heat exchangers, can transfer partial heat in hot fluid to cold fluid, plays an important role in chemical industry, petroleum industry, power industry, food industry and other various industries, can be used as a heater, a cooler, a condenser, an evaporator, a reboiler and the like in chemical production, and is widely applied.
Wherein plate-fin heat exchanger is one of them in the heat exchanger, plate-fin heat exchanger has placed the fin between two adjacent baffles, the intermediate layer passageway that the water conservancy diversion piece is constituteed, can prolong the dwell time of fluid in the heat exchanger, increase the area of contact of fluid and heat exchanger simultaneously, make heat exchange efficiency higher, but current passageway quantity can't change, when fluid flow is less, the inhomogeneous condition of fluid distribution in the passageway appears easily, thereby it appears to lead to the not thorough condition of heat exchange inadequately between hot-fluid and the cold fluid, greatly reduced the heat exchange efficiency of exchanger, simultaneously because plate-fin heat exchanger passageway often presents crooked shape, when being mingled with impurity in the fluid, very easy jam is in the passageway, and inconvenient staff clears up the impurity in the passageway.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the two-phase flow uniform distribution device for the aluminum plate-fin heat exchanger, which has the advantages of changing the number of channels in the heat exchanger according to the situation, cleaning the impurities blocked in the channels and the like, and solves the problems that the fluid in the channels is not uniformly distributed and the contents of the channels are easily blocked by the impurities when the fluid flow is small.
The two-phase flow uniform distribution device of the aluminum plate-fin heat exchanger comprises an outer box, wherein a plurality of working frames are fixedly connected inside the outer box, a plurality of heat exchange plates are fixedly connected in the center inside the working frames, a first exchange groove is formed in the right side of each working frame, a second exchange groove is formed in the left side of each working frame, connecting frames are fixedly connected on the left side and the right side of each working frame, cleaning plates are slidably connected inside the connecting frames, a fixing frame is fixedly connected inside the outer box, a heat insulation plate is fixedly connected inside the fixing frame, a first fluid frame is fixedly connected to the top of each working frame, a first feeding pipe is fixedly connected to the position, close to the back, of the top of each first fluid frame, a first sealing plate is slidably connected to the position, close to the front, inside the first fluid frame, and a second fluid frame is fixedly connected to the bottom of each working frame, the position department fixedly connected with second inlet pipe that just is close to the back in second fluid frame bottom, the inside and just position department sliding connection that is close to the front of second fluid frame has the second shrouding.
The two-phase flow uniform distribution device of the aluminum plate-fin heat exchanger comprises a heat exchange plate, wherein the heat exchange plate is of a serpentine structure in an integral shape structure and is made of metal materials with good heat conduction capacity, the right side surface of the heat exchange plate is the left side inner wall of a first exchange tank, the left side surface of the heat exchange plate is the right side inner wall of a second exchange tank, a first discharge pipe is fixedly connected to the position, close to the bottom, of the front face of an outer box, a first discharge pipe is fixedly connected to the position, close to the bottom, of the front face of the outer box, the back face of the first discharge pipe penetrates through the front faces of the outer box and a working frame simultaneously and is communicated with the inside of the second exchange tank, the back face of the second discharge pipe penetrates through the front faces of the outer box and the working frame simultaneously and is communicated with the inside of the first exchange tank, the shape materials of the heat exchange plate are limited by the structure, and meanwhile, and fluid entering the first exchange And (4) exchanging heat.
The two-phase flow uniform distribution device of the aluminum plate-fin heat exchanger comprises a heat insulation plate made of inorganic heat insulation materials (such as a micro-nano heat insulation plate, a foamed cement plate and the like), wherein the surface of the heat insulation plate is attached to the surface of a working frame, the center of the inner part of an outer box is rotationally connected with a first threaded rod at equal intervals from left to right, the position of the first threaded rod is positioned between the working frame and between the working frame and the inner wall of the outer box, the center of the inner part of the heat insulation plate is provided with a hollow groove which is through from front to back, the position of the first threaded rod is positioned in the hollow groove, and the front side and the back side of the first. The surface of the first threaded rod is not attached to the inner wall of the empty groove, the front face of the first threaded rod penetrates through the front face of the outer box, the structure is arranged, materials of the insulation board are limited, and the insulation board is prevented from blocking the rotation of the first threaded rod due to the position between the first threaded rod and the insulation board limited at the same time.
The two-phase flow uniform distribution device of the aluminum plate-fin heat exchanger comprises a cleaning brush, a first exchange groove, a second exchange groove, a sealing block and a sealing block, wherein the cleaning brush is fixedly connected to the surface of a cleaning plate, one side, close to the front, of a connecting frame on the left side and the right side of a working frame respectively penetrates through the back of the first exchange groove and the back of the second exchange groove, the sealing block is fixedly connected to the front of the cleaning plate, the shape and the size of the sealing block are matched with those of the first exchange groove and the second exchange groove respectively, and the cleaning plate can clean the first exchange groove and the second exchange groove by the aid of the sealing effect of the sealing block, and fluid in the first exchange groove and the second exchange groove is prevented from leaking.
The two-phase flow uniform distribution device of the aluminum plate-fin heat exchanger is characterized in that one side, far away from the center of a heat exchange plate, of the cleaning plate is fixedly connected with the connecting block, the connecting block penetrates through the connecting frame and is movably connected with the surface of the connecting frame, the inside of the connecting block is connected with the first threaded rod through threads, and the cleaning plate can be driven to move by the aid of the structure under the effect of threaded connection between the first threaded rod and the connecting block.
The two-phase flow uniform distribution device of the aluminum plate-fin heat exchanger comprises a first feeding pipe, a second feeding pipe, a first exchange groove, a second feeding pipe, a second fluid frame, a first fluid frame, a second fluid frame and a first exchange groove.
The two-phase flow uniform distribution device of the aluminum plate-fin heat exchanger is characterized in that a second threaded rod is rotatably connected to the center inside a first fluid frame, the front face of the second threaded rod penetrates through the front face of the first fluid frame, the shape and size of a first sealing plate are matched with those inside the first fluid frame, the surface of the first sealing plate is attached to the inner wall of the first fluid frame, and a second threaded rod penetrates through the front face and the back face of the first sealing plate and is connected with the first sealing plate through threads.
The two-phase flow uniform distribution device of the aluminum plate-fin heat exchanger is characterized in that a third threaded rod is rotatably connected to the center inside the second fluid frame, the front face of the third threaded rod penetrates through the front face of the second fluid frame, the shape and the size of the second sealing plate are matched with those inside the second fluid frame, the surface of the second sealing plate is attached to the inner wall of the second fluid frame, the third threaded rod penetrates through the front face and the back face of the second sealing plate and is connected with the second sealing plate through threads, and the structure is arranged so that a worker can drive the second sealing plate to move inside the second fluid frame by rotating the third threaded rod, and the second sealing plate is used for sealing the inside of the second fluid frame.
Compared with the prior art, the invention has the following beneficial effects:
1. the device is provided with the first fluid frame, the second threaded rod and the first sealing plate, and is matched with the second fluid frame, the third threaded rod and the second sealing plate, so that the device can drive the first sealing plate and the second sealing plate to move in the first fluid frame and the second fluid frame by respectively rotating the second threaded rod and the third threaded rod in the use process, the first sealing plate and the second sealing plate can be used for sealing the interiors of the first fluid frame and the second fluid frame, when the fluid flow is small, the utilization quantity of the first exchange grooves and the second exchange grooves can be reduced by the sealing action of the first sealing plate and the second sealing plate, the fluid can be uniformly distributed in the first exchange grooves and the second exchange grooves, and under the threaded connection action between the first threaded rod and the connecting block through the arranged connecting frame and the cleaning plate, and the matched connecting block and the first threaded rod, the cleaning plate can be in threaded connection with the connecting block, and entering the interiors of the first exchange tank and the second exchange tank, and cleaning the interiors of the first exchange tank and the second exchange tank.
2. According to the invention, the fixing frame is arranged and matched with the heat insulation plate, so that heat loss of hot fluid in the device can be avoided under the action of the heat insulation plate when the device exchanges heat, and the heat exchange efficiency of the device is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a schematic cross-sectional front view of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a right side sectional view of the working frame of the present invention;
FIG. 4 is a right side view of the working frame of the present invention;
FIG. 5 is a front view of the fixing frame of the present invention;
FIG. 6 is a front cross-sectional structural view of the working frame of the present invention.
In the figure: 1. an outer box; 2. a working frame; 21. a heat exchange plate; 22. a first exchange tank; 23. a second exchange tank; 3. a connecting frame; 31. cleaning the plate; 32. connecting blocks; 33. a first threaded rod; 4. a fixing frame; 41. a thermal insulation board; 5. a first fluid frame; 51. a first feed tube; 52. a second threaded rod; 53. a first seal plate; 6. a second fluid frame; 61. a second feed tube; 62. a third threaded rod; 63. a second seal plate; 7. a first discharge pipe; 71. a second discharge pipe.
Detailed Description
In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the various embodiments of the invention. It should be understood, however, that these physical details should not be construed as limiting the invention. That is, in some embodiments of the invention, such physical details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.
In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1-6, the two-phase flow uniform distribution device of the aluminum plate-fin heat exchanger of the invention comprises an outer box 1, wherein a plurality of working frames 2 are fixedly connected inside the outer box 1, a plurality of heat exchange plates 21 are fixedly connected at the center inside the working frames 2, a first exchange groove 22 is formed at the right side of the working frames 2, a second exchange groove 23 is formed at the left side of the working frames 2, a connecting frame 3 is fixedly connected at the left side and the right side of each working frame 2, a cleaning plate 31 is slidably connected inside the connecting frame 3, a fixing frame 4 is fixedly connected inside the outer box 1, a heat insulation plate 41 is fixedly connected inside the fixing frame 4, a first fluid frame 5 is fixedly connected at the top of each working frame 2, a first feeding pipe 51 is fixedly connected at the position close to the back of the top of the first fluid frame 5, a first sealing plate 53 is slidably connected at the position close to the front of the inside of the first fluid frame 5, and a second fluid, the bottom of the second fluid frame 6 is fixedly connected with a second feeding pipe 61 at a position close to the back surface, and a second sealing plate 63 is slidably connected at a position close to the front surface inside the second fluid frame 6.
The whole shape structure of the heat exchange plate 21 is a serpentine structure, the heat exchange plate 21 is made of metal material with good heat conductivity, the right side surface of the heat exchange plate 21 is the left side inner wall of the first exchange groove 22, the left side surface of the heat exchange plate 21 is the right side inner wall of the second exchange groove 23, the position of the front surface of the outer box 1 near the bottom is fixedly connected with a first discharging pipe 7, the back surface of the first discharging pipe 7 simultaneously penetrates through the front surfaces of the outer box 1 and the working frame 2 and is communicated with the inside of the second exchange groove 23, the position of the front surface of the outer box 1 near the top is fixedly connected with a second discharging pipe 71, the back surface of the second discharging pipe 71 simultaneously penetrates through the front surfaces of the outer box 1 and the working frame 2 and is communicated with the inside, this structural arrangement defines the shape and material of the heat exchange plate 21 and allows the fluid entering the first and second exchange grooves 22 and 23 to exchange heat by the heat exchange plate 21.
The heated board 41 is made by inorganic thermal insulation material (if receive heat insulating board, foaming cement board etc. a little), the surface of heated board 41 is laminated with the surface of work frame 2 mutually, the inside central authorities of outer container 1 from left to right equidistance rotates the position that is connected with first threaded rod 33 and is located between work frame 2 and the work frame 2 and between the inner wall of work frame 2 and outer container 1, the dead slot that link up around the inside central authorities of heated board 41 seted up, the front and the back that the position of first threaded rod 33 is located the inside of this dead slot and first threaded rod 33 all run through this dead slot. The surface of first threaded rod 33 does not laminate mutually with the inner wall of this dead slot, and the front of first threaded rod 33 runs through the front of outer container 1, and this structure setting has been injectd the material of heated board 41, and the position between the first threaded rod 33 of restriction and the heated board 41 avoids heated board 41 to cause the hindrance to the rotation of first threaded rod 33 simultaneously.
The fixed surface of clearance board 31 is connected with clean brush, the back that first exchange groove 22 and second exchange groove 23 are run through respectively to the 2 left and right sides connection frame 3 of work frame near positive one side, the shape size of the sealed piece of positive fixedly connected with of clearance board 31 and sealed piece agrees with respectively with the shape size of first exchange groove 22 and second exchange groove 23, this structure sets up, make clearance board 31 can play the clearance effect to first exchange groove 22 and second exchange groove 23, utilize the sealed effect of sealed piece simultaneously, avoid the fluid in first exchange groove 22 and the second exchange groove 23 to appear leaking.
The cleaning plate 31 is fixedly connected with a connecting block 32 on one side far away from the center of the heat exchange plate 21, the connecting block 32 penetrates through the connecting frame 3 and is movably connected with the surface of the connecting frame 3, the inside of the connecting block 32 is connected with a first threaded rod 33 through threads, and the structure is arranged so that the first threaded rod 33 can drive the cleaning plate 31 to move under the effect of threaded connection with the connecting block 32.
The bottom of the first feeding pipe 51 penetrates the first fluid frame 5 and the inside of the first feeding pipe 51 communicates with the inside of the first fluid frame 5, the bottom of the first fluid frame 5 communicates with the top of the second exchange tank 23, the bottom of the second feeding pipe 61 penetrates the second fluid frame 6 and the inside of the second feeding pipe 61 communicates with the inside of the second fluid frame 6, and the top of the second fluid frame 6 communicates with the inside of the first exchange tank 22, the structure being arranged such that the fluid in the first fluid frame 5 can enter the inside of the second exchange tank 23 and the fluid in the second fluid frame 6 can enter the inside of the first exchange tank 22.
The inside central authorities of first fluid frame 5 rotate and are connected with second threaded rod 52 and the front of second threaded rod 52 runs through the front of first fluid frame 5, the shape size of first shrouding 53 agrees with and the surface of first shrouding 53 is laminated with the inner wall of first fluid frame 5 mutually with the inside shape size of first fluid frame 5, second threaded rod 52 runs through the front and the back of first shrouding 53 and is connected through the screw thread with first shrouding 53, the structure sets up, make the staff can drive first shrouding 53 and remove in first fluid frame 5 through rotating second threaded rod 52, thereby utilize first shrouding 53 to play the effect of blocking to the inside of first fluid frame 5.
The inside central authorities of second fluid frame 6 rotate and are connected with third threaded rod 62 and the front of third threaded rod 62 runs through the front of second fluid frame 6, the shape size of second shrouding 63 agrees with and the surface of second shrouding 63 is laminated with the inner wall of second fluid frame 6 mutually with the inside shape size of second fluid frame 6, third threaded rod 62 runs through the front and the back of second shrouding 63 and is connected through the screw thread with second shrouding 63, the structure sets up, make the staff can drive second shrouding 63 and remove in second fluid frame 6 through rotating third threaded rod 62, thereby utilize second shrouding 63 to play the effect of blocking to the inside of second fluid frame 6.
In the use of the present invention, hot fluid is first fed from the first feeding pipe 51 into the first fluid frame 5, and cold fluid is fed from the second feeding pipe 61 into the second fluid frame 6, at which time the hot fluid in the first fluid frame 5 enters the interior of the second heat exchanging groove 23, the cold fluid in the second fluid frame 6 enters the interior of the first heat exchanging groove 22, the heat of the hot fluid in the first heat exchanging groove 22 in the working frame 2 is transferred to the interior of the cold fluid through the heat exchanging plate 21, so that the cold fluid is heated by the hot fluid, finally the hot fluid having completed heat exchange flows out of the second heat exchanging groove 23 through the first discharging pipe 7, the cold fluid flows out of the first heat exchanging groove 22 through the second discharging pipe 71, when the fluid flow rate is small, the first sealing plate 53 and the second sealing plate 63 can be respectively under the action of the second threaded rod 52 and the third threaded rod 62 by rotating the second threaded rod 52 and the third threaded rod 62, the cleaning plate 31 is driven to move towards the blocked first exchange groove 22 or second exchange groove 23 by rotating the first threaded rod 33 and utilizing the threaded connection between the first threaded rod 33 and the connecting block 32 to drive the cleaning plate 31 to move towards the blocked first exchange groove 22 or second exchange groove 23 and utilizing the brushes arranged on the cleaning plate 31 and the cleaning plate 31 to clean the first exchange groove 22 or second exchange groove 23 when impurities are blocked in the first exchange groove 22 or second exchange groove 23 And (6) cleaning.
The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (8)

1. The utility model provides an aluminium system plate-fin heat exchanger two-phase flow equipartition device, includes outer container (1), its characterized in that: the inner part of the outer box (1) is fixedly connected with a plurality of working frames (2), the central part of the inner part of the working frames (2) is fixedly connected with a plurality of heat exchange plates (21), the right side of the working frames (2) is provided with a first exchange groove (22), the left side of the working frames (2) is provided with a second exchange groove (23), the left side and the right side of the working frames (2) are both fixedly connected with a connecting frame (3), the inner part of the connecting frame (3) is slidably connected with a cleaning plate (31), the inner part of the outer box (1) is fixedly connected with a fixed frame (4), the inner part of the fixed frame (4) is fixedly connected with a heat insulation plate (41), the top part of the working frames (2) is fixedly connected with a first fluid frame (5), the top part of the first fluid frame (5) and the position close to the back side are fixedly connected with a first inlet pipe (51), the inner part of the first fluid frame (5) and the position close, the bottom fixedly connected with second fluid frame (6) of work frame (2), second fluid frame (6) bottom and be close to the position department fixedly connected with second inlet pipe (61) at the back, inside and be close to positive position department sliding connection of second fluid frame (6) has second shrouding (63).
2. The two-phase flow uniform distribution device of the aluminum plate-fin heat exchanger according to claim 1, characterized in that: the whole shape structure of the heat exchange plate (21) is a serpentine structure, the heat exchange plate (21) is made of metal material with good heat conductivity, the right side surface of the heat exchange plate (21) is the left side inner wall of the first exchange groove (22), the left side surface of the heat exchange plate (21) is the right side inner wall of the second exchange groove (23), a first discharge pipe (7) is fixedly connected with the front surface of the outer box (1) and the position close to the bottom part, the back surface of the first discharge pipe (7) simultaneously penetrates through the front surfaces of the outer box (1) and the working frame (2) and is communicated with the interior of the second exchange groove (23), a second discharge pipe (71) is fixedly connected to the position close to the top of the front surface of the outer box (1), the back surface of the second discharge pipe (71) penetrates through the front surfaces of the outer box (1) and the working frame (2) simultaneously and is communicated with the interior of the first exchange groove (22).
3. The two-phase flow uniform distribution device of the aluminum plate-fin heat exchanger according to claim 1, characterized in that: the heat insulation board (41) is made of inorganic heat insulation materials (such as micro-nano heat insulation boards, foamed cement boards and the like), the surface of the heat insulation board (41) is attached to the surface of the working frame (2), the center in the outer box (1) is rotationally connected with first threaded rods (33) at equal intervals from left to right, the positions of the first threaded rods (33) are positioned between the working frame (2) and between the working frame (2) and the inner wall of the outer box (1), the center inside the heat insulation plate (41) is provided with a hollow groove which is through from front to back, the position of the first threaded rod (33) is positioned inside the hollow groove, the front surface and the back surface of the first threaded rod (33) both penetrate through the hollow groove, the surface of the first threaded rod (33) is not attached to the inner wall of the empty groove, and the front face of the first threaded rod (33) penetrates through the front face of the outer box (1).
4. The two-phase flow uniform distribution device of the aluminum plate-fin heat exchanger according to claim 1, characterized in that: the surface fixed connection of clearance board (31) has clean brush, the back that first exchange groove (22) and the back of second exchange groove (23) are run through respectively to one side that work frame (2) left and right sides connecting frame (3) are close to the front, the shape size of the positive fixedly connected with sealed piece of clearance board (31) and sealed piece agrees with the shape size of first exchange groove (22) and second exchange groove (23) respectively mutually.
5. The two-phase flow uniform distribution device of the aluminum plate-fin heat exchanger according to claim 1, characterized in that: the cleaning plate (31) is far away from one side of the center of the heat exchange plate (21), a connecting block (32) is fixedly connected to the side, penetrating through the connecting frame (3), of the cleaning plate (31), the connecting block (32) is movably connected with the surface of the connecting frame (3), and the inside of the connecting block (32) is connected with a first threaded rod (33) through threads.
6. The two-phase flow uniform distribution device of the aluminum plate-fin heat exchanger according to claim 1, characterized in that: the bottom of first inlet pipe (51) runs through first fluid frame (5) and the inside of first inlet pipe (51) is linked together with the inside of first fluid frame (5), the bottom of first fluid frame (5) is linked together with the top of second exchange groove (23), the bottom of second inlet pipe (61) runs through the inside of second fluid frame (6) and second inlet pipe (61) and is linked together with the inside of second fluid frame (6), the top of second fluid frame (6) is linked together with the inside of first exchange groove (22).
7. The two-phase flow uniform distribution device of the aluminum plate-fin heat exchanger according to claim 1, characterized in that: the inside central authorities of first fluid frame (5) are rotated and are connected with second threaded rod (52) and the front of second threaded rod (52) runs through the front of first fluid frame (5), the shape size of first shrouding (53) agrees with and the surface of first shrouding (53) is laminated with the inner wall of first fluid frame (5) mutually with the inside shape size of first fluid frame (5), second threaded rod (52) run through the front and the back of first shrouding (53) and are connected through the screw thread with first shrouding (53).
8. The two-phase flow uniform distribution device of the aluminum plate-fin heat exchanger according to claim 1, characterized in that: the inside central authorities of second fluid frame (6) are rotated and are connected with the front that third threaded rod (62) and third threaded rod (62) run through the front of second fluid frame (6), the shape size of second shrouding (63) agrees with and the surface of second shrouding (63) is laminated with the inner wall of second fluid frame (6) mutually with the inside shape size of second fluid frame (6), third threaded rod (62) run through the front and the back of second shrouding (63) and are connected through the screw thread with second shrouding (63).
CN202011591431.1A 2020-12-29 2020-12-29 Two-phase flow uniform distribution device of aluminum plate-fin heat exchanger Pending CN112696949A (en)

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CN202011591431.1A CN112696949A (en) 2020-12-29 2020-12-29 Two-phase flow uniform distribution device of aluminum plate-fin heat exchanger

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201508121U (en) * 2009-09-18 2010-06-16 无锡市鑫盛换热器制造有限公司 Aluminium board fin-type air heat exchanger
CN107238304A (en) * 2017-06-20 2017-10-10 东北大学 A kind of dust-laden hot exhaust gas heat recovering heat exchanger with Hand scarf function
FR3075339A1 (en) * 2017-12-19 2019-06-21 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude HEAT EXCHANGER WITH SURFACE TEXTURING ELEMENTS AND PLATES
CN210004827U (en) * 2019-06-12 2020-01-31 无锡西玛换热器制造有限公司 aluminum fin type heat exchanger with water cooling
CN110793381A (en) * 2019-11-11 2020-02-14 常州市华恩服装机械厂 Automatic descaling device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201508121U (en) * 2009-09-18 2010-06-16 无锡市鑫盛换热器制造有限公司 Aluminium board fin-type air heat exchanger
CN107238304A (en) * 2017-06-20 2017-10-10 东北大学 A kind of dust-laden hot exhaust gas heat recovering heat exchanger with Hand scarf function
FR3075339A1 (en) * 2017-12-19 2019-06-21 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude HEAT EXCHANGER WITH SURFACE TEXTURING ELEMENTS AND PLATES
CN210004827U (en) * 2019-06-12 2020-01-31 无锡西玛换热器制造有限公司 aluminum fin type heat exchanger with water cooling
CN110793381A (en) * 2019-11-11 2020-02-14 常州市华恩服装机械厂 Automatic descaling device

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