CN116592676A - Detachable plate type heat exchanger and processing technology thereof - Google Patents
Detachable plate type heat exchanger and processing technology thereof Download PDFInfo
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- CN116592676A CN116592676A CN202310721101.7A CN202310721101A CN116592676A CN 116592676 A CN116592676 A CN 116592676A CN 202310721101 A CN202310721101 A CN 202310721101A CN 116592676 A CN116592676 A CN 116592676A
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- 238000005516 engineering process Methods 0.000 title claims abstract description 8
- 239000012530 fluid Substances 0.000 claims abstract description 298
- 230000000903 blocking effect Effects 0.000 claims abstract description 17
- 238000007789 sealing Methods 0.000 claims description 62
- 239000007788 liquid Substances 0.000 claims description 36
- 238000003825 pressing Methods 0.000 claims description 22
- 238000009826 distribution Methods 0.000 claims description 14
- 230000000149 penetrating effect Effects 0.000 claims description 9
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 7
- 238000003475 lamination Methods 0.000 description 12
- 230000003405 preventing effect Effects 0.000 description 4
- 239000002390 adhesive tape Substances 0.000 description 3
- 238000005056 compaction Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 239000011550 stock solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Classifications
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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
- F28D9/04—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 spirally-wound plates or laminae
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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
- F28F11/00—Arrangements for sealing leaky tubes and conduits
- F28F11/02—Arrangements for sealing leaky tubes and conduits using obturating elements, e.g. washers, inserted and operated independently of each other
-
- 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
- F28F9/26—Arrangements for connecting different sections of heat-exchange elements, e.g. of radiators
- F28F9/262—Arrangements for connecting different sections of heat-exchange elements, e.g. of radiators for radiators
- F28F9/264—Arrangements for connecting different sections of heat-exchange elements, e.g. of radiators for radiators by sleeves, nipples
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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
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention provides a removable plate heat exchanger and a processing technology thereof, which relate to the technical field of plate heat exchangers and comprise two groups of side frames, an upper supporting column and a lower supporting column which are arranged between the two groups of side frames, and a heat exchange unit which is connected between the upper supporting column and the lower supporting column in a sliding way, wherein the upper supporting column is transversely fixed on the upper layers of the two groups of side frames, the two ends of the lower supporting column transversely penetrate through the bottom layers of the two groups of side frames, the heat exchange unit comprises a plurality of layers of thin wall plates which are sequentially overlapped and distributed along the transverse direction and a plurality of pairs of medium fluid pipes which transversely penetrate through the thin wall plates, and one end of each medium fluid pipe is blocked by a blocking head; meanwhile, the special thin-wall plate body is assembled and matched with the special medium fluid pipe, so that heat exchange of different mediums can be realized, and different heat exchange effects can be achieved by changing different medium fluid pipes.
Description
Technical Field
The invention relates to a plate heat exchanger, in particular to a detachable plate heat exchanger and a processing technology thereof.
Background
The conventional plate heat exchanger in the market at present is a heat exchanger formed by stacking a series of metal sheets with a certain corrugated shape, thin rectangular channels are formed between various sheets, heat exchange is carried out through the sheets, and liquid or gas sealing is realized between the sheets through adhesive tapes, but for the plate heat exchanger, when the plate heat exchanger is assembled and used, the pressing force for mounting and clamping the sheets needs to be reasonably controlled, namely, the pressing force for clamping cannot be too large, otherwise, the sheets are crushed, the adhesive tapes are crushed, the product quality is affected, the pressing force cannot be too small, otherwise, gas or liquid leakage between the sheets can be caused, meanwhile, the pressing force for clamping needs to be uniformly distributed, and the adhesive tapes are used as the outer walls surrounding a circulation cavity, such as the local pressing force is small, and the gas or liquid leakage is easy to occur.
The patent refers to a multi-flow detachable plate heat exchanger and a special heat exchange plate (publication No. CN 205980876U) thereof, which form a plurality of transverse flow partitions or longitudinal flow partitions which are mutually communicated or isolated by matching with gaskets of special shapes, and the multi-flow detachable plate heat exchanger which does not need to be provided with interfaces or connecting pipes on a movable compacting plate can be built by using the heat exchange plate, wherein the related gasket of special shape allows the multi-flow detachable plate heat exchanger which does not need to be provided with interfaces or connecting pipes on the movable compacting plate to be built, but the structure still has the technical problems.
Disclosure of Invention
In order to solve the technical problems, the invention aims to provide a detachable plate type heat exchanger and a processing technology thereof, wherein a plate sheet and silica gel are replaced by a special thin-wall plate body, and the special thin-wall plate body still has higher heat exchange efficiency due to the design of a self heat exchange structure and the assembly distribution mode between the adjacent thin-wall plate bodies; meanwhile, the special thin-wall plate body is assembled and matched with the special medium fluid pipe, so that heat exchange of different mediums can be realized, and different heat exchange effects can be achieved by changing different medium fluid pipes.
The invention provides the following technical scheme:
the detachable plate heat exchanger comprises two groups of side frames, an upper supporting column, a lower supporting column and a heat exchange unit, wherein the upper supporting column and the lower supporting column are arranged between the two groups of side frames, the heat exchange unit is connected between the upper supporting column and the lower supporting column in a sliding mode, the upper supporting column is transversely fixed on the upper layers of the two groups of side frames, and two ends of the lower supporting column transversely penetrate through the bottom layers of the two groups of side frames;
the thin-wall plate body is in a plate shape, a hollow fluid chamber is formed in the thin-wall plate body, a channel opening which is communicated with the fluid chamber and is used for communicating fluid to be input or output in the fluid chamber is formed in the medium fluid pipe, two groups of medium fluid pipes which are distributed in pairs are arranged into a liquid inlet pipe which is positioned at the lower layer and is used for inputting fluid to the fluid chamber and a liquid outlet pipe which is positioned at the upper layer and is used for outputting fluid from the corresponding fluid chamber, different pairs of medium fluid pipes are used for inputting and outputting fluid in different fluid chambers, two sides of each group of thin-wall plate body are also provided with a containing cavity which is sunken into the fluid chamber, a first plugging ring used for holding the medium fluid pipe is fixed in the containing cavity, the inner ring of the first plugging ring is provided with a sealing gasket used for sealing and plugging two ends of the channel opening, and after the medium fluid pipe passes through the thin-wall plate body, the lamination compression joint of the thin-wall plate body can not cause the collapse of the sealing structure;
the utility model provides a heat exchange unit, including the upper briquetting of thin-walled plate body, the lower briquetting of being close to the drain pipe, the thin-walled plate body after the range upon range of distribution is established ties by the last screw rod that passes the corresponding upper briquetting and the lower screw rod that passes the corresponding lower briquetting, the lock nut that is used for laminating the locking of thin-walled plate body is gone up through threaded connection in the both ends of every group screw rod and lower screw rod, and after the side bearer of both sides is worn out at the both ends of last screw rod and lower screw rod, lock the heat exchange unit between two sets of side bearer through the lock nut, the range upon range of quick locking of thin-walled plate body can be realized to above-mentioned structural style, and the heat exchange unit who makes up is fast locked between two sets of side bearer, the mode of detachable connection is also convenient for later maintenance simultaneously.
Preferably, in order to ensure the maximization of the heat exchange efficiency, two pairs of medium fluid pipes can be arranged, the passage openings on each pair of medium fluid pipes are distributed in a horizontal interval of one fluid chamber, the passage openings on the two pairs of medium fluid pipes are distributed in a horizontal staggered corresponding group of fluid chambers, at this time, if one pair of medium fluid pipes carries out the input and output of one hot fluid, the other pair of medium fluid carries out the input and output of the other cold fluid, the cold and hot fluids are distributed at intervals, namely, the two sides of the hot fluid are cold fluids, the two sides of the cold fluid are hot fluids, the thin-wall plate bodies are distributed in a lamination manner, the thin-wall plate bodies are plate-shaped, so that the internal fluid chambers are plate-shaped, the structural distribution can lead the cold and hot heat exchange to achieve the optimal efficiency, and the passage openings which are correspondingly communicated with the fluid chambers are distributed on the peripheral side walls of the medium fluid pipes in a ring shape, so that the fluid medium can be diffused in the fluid chambers by the long-shaped passage openings, thereby being convenient for realizing the rapid input and output of the fluid medium.
Preferably, in order to further ensure the sealing and plugging effect of each layer of thin-wall plate body after the medium fluid pipe is sleeved, a group of plugging rings II are arranged on the outer side of the plugging ring I in a threaded manner, a group of sealing rings are arranged between the plugging rings I and II, the inner rings of the sealing rings are sealed and adhered in the inner sinking clamping grooves of the outer wall of the medium fluid pipe, and the two sides of the sealing rings are sealed by pressing the plugging rings I and II, so that the sealing rings are adhered and sealed outside the inner sinking clamping grooves of the medium fluid pipe after the medium fluid pipe passes through the thin-wall plate body, the plugging rings II are sleeved outside the medium fluid pipe, the plugging rings II are screwed to be in threaded connection with the plugging rings I until the sealing rings II are pressed on the two sides of the sealing rings, the effect of preventing leakage of a channel opening can be realized, and the pressure of the pressing sealing rings can be effectively controlled by controlling the clearance of the threaded connection between the plugging rings I and II, and the sealing rings can be effectively prevented from being crushed.
Preferably, two ends of the medium fluid pipe extend out of the two groups of side frames to be arranged, and nuts which are connected outside the medium fluid pipe through two groups of threads are sleeved between the two groups of side frames to be locked, so that the relative positions of the medium fluid pipe and the thin-wall plate body can be further locked, namely, the relative fixation of the medium fluid pipe and the thin-wall plate body is indirectly realized through the relative fixation of the medium fluid pipe and the side frames and the relative fixation of the thin-wall plate body and the side frames, so that the positions of the medium fluid pipe and the thin-wall plate body are locked through the side frames, and the direct relative transverse serial movement trend of the medium fluid pipe and the thin-wall plate body can be avoided.
Preferably, in order to maximize the heat exchange efficiency of two different media, three pairs of medium fluid pipes are provided, and are respectively used for inputting or outputting first cold liquid, second cold liquid and hot liquid, after the passage openings in the three pairs of medium fluid pipes are correspondingly communicated with the fluid chambers, two sides of each group of fluid chambers communicated with the hot liquid are respectively arranged to exchange heat with the fluid chambers communicated with the first cold liquid and the second cold liquid, the passage openings on the medium fluid pipes communicated with the hot liquid are distributed in a horizontal direction at intervals of one layer of fluid chamber, and the passage openings communicated with the cold liquid are distributed in a horizontal direction at intervals of three layers of fluid chambers; at this time, a pair of medium fluid pipes are used for inputting and outputting a hot fluid, a pair of medium fluids are used for inputting and outputting a first cold fluid, a pair of medium fluids are used for inputting and outputting a second cold fluid, the cold fluids and the hot fluids are distributed at intervals, two sides of each cold fluid are hot fluids, the thin-wall plate bodies are distributed in a lamination way, the thin-wall plate bodies are plate-shaped, so that the internal fluid chamber is also plate-shaped, and the structural distribution can enable the heat exchange of cold and heat to achieve the optimal efficiency.
Preferably, in order to maximize the heat exchange efficiency for more than three different media, namely N-1 different media, the medium fluid pipe is provided with N pairs, and is respectively used for inputting or outputting one type of hot fluid and N-1 different types of cold fluid, after the passage ports in the N pairs of medium fluid pipes are correspondingly communicated with the fluid chambers, two sides of each group of fluid chambers which are communicated with the hot fluid are respectively arranged to exchange heat with the fluid chambers which are communicated with different cold fluids, the passage ports on the medium fluid pipe which are communicated with the hot fluid are transversely distributed at intervals of one type of fluid chamber, the passage ports which are communicated with the cold fluid are transversely distributed at intervals of 2*N-1 type of fluid chamber, namely, for the heat exchange of three pairs of different media, the passage ports on the medium fluid pipe which are used for the heat exchange are transversely distributed at intervals of one type of fluid chamber, the passage ports which are communicated with the cold fluid are transversely distributed at intervals of five types of fluid chambers, and correspondingly for the heat exchange of four pairs of different media, the passage ports which are communicated with the heat exchange medium are transversely distributed at intervals of seven types of fluid chambers; at this time, a pair of medium fluid pipes are used for inputting and outputting a hot fluid, other medium fluids are used for inputting and outputting a first cooling, cold and hot fluids are always distributed at intervals, two sides of each cold fluid are hot fluids, the thin wall plate bodies are distributed in a lamination way, the thin wall plate bodies are plate-shaped, so that the internal fluid chamber is also plate-shaped, and the structural distribution can enable the cold and hot heat exchange to achieve the optimal efficiency.
Preferably, in order to further improve the heat exchange efficiency, the two side walls of the thin-wall plate body can be further provided with an outer convex wall body protruding outwards and an inner concave wall body which is used for being embedded and spliced with the outer convex wall body of the thin-wall plate body adjacent to the outer convex wall body, and the outer convex wall body and the inner concave wall body are distributed and are strip-shaped, so that the heat exchange efficiency can be better improved.
A processing technology of a detachable plate heat exchanger based on the detachable plate heat exchanger comprises the following steps:
s1: the N medium fluid pipes are penetrated from the outer sides of one group of side frames and sequentially pass through the multi-layer thin-wall plate bodies between the two groups of side frames, when each thin-wall plate body passes through one layer of thin-wall plate bodies, the top ends of the N medium fluid pipes are in sliding connection with the upper supporting columns, two groups of sealing rings corresponding to the thin-wall plate bodies are sleeved on the medium fluid pipes, sealing rings are fixedly adhered in grooves penetrating through the invagination clamping grooves on the two sides of the thin-wall plate bodies, the sealing rings are in threaded connection with the first sealing ring, the sealing rings extend out of the two sides of the invagination clamping grooves to be tightly sealed in a matched manner, the effect of preventing leakage of a passage opening can be realized, the pressure of the sealing rings can be effectively controlled by controlling the clearance between the first sealing rings and the second sealing rings, the sealing rings can be effectively prevented from being crushed,
s2: after the thin-wall plate body is connected in series, the medium fluid pipe penetrates out of the outer side of the other group of side frames, locking of the medium fluid pipe relative to the side frames is completed by using a nut sleeve, an upper screw rod and a lower screw rod penetrate through an upper pressing block and a lower pressing block on two sides of the thin-wall plate body, locking of the thin-wall plate body relative to the side frames is completed by a locking nut and a locking nut, at the moment, the relative fixation of the medium fluid pipe and the side frames and the relative fixation of the thin-wall plate body and the side frames are indirectly realized, so that the positions of the medium fluid pipe and the thin-wall plate body are locked, and the direct relative transverse serial movement trend of the medium fluid pipe and the thin-wall plate body can be avoided because the medium fluid pipe and the thin-wall plate body are locked by the side frames;
s3: after the locking operation of the S2 is completed, a group of lower supporting columns matched with the bottom ends of the thin-wall plate bodies in a sliding way can be traversed at the bottom side of the side frame, so that the limiting support in the direction of the lower supporting columns can be carried out on each group of thin-wall plate bodies, and the stability of the thin-wall plate bodies in the three-dimensional direction is further improved.
The beneficial effects of the invention are as follows:
1. in the invention, the sheet and the silica gel are replaced by the special thin-wall plate body, the special thin-wall plate body still has higher heat exchange efficiency due to the design of the self heat exchange structure and the assembly distribution mode between the adjacent thin-wall plate bodies, the self heat exchange structure of the thin-wall plate body is that the outer convex wall bodies and the inner concave wall bodies which are arranged at two sides of the thin-wall plate body and distributed alternately and are strip-shaped, and the assembly distribution mode between the adjacent thin-wall plate bodies is that the outer convex wall bodies and the inner concave wall bodies between the adjacent two groups of thin-wall plate bodies are mutually embedded and distributed, so that the heat exchange efficiency can be better improved;
2. meanwhile, the special thin-wall plate body is assembled and matched with the special medium fluid pipe, so that different heat exchange effects can be achieved for different media, namely, the type and the number of the heat exchange media can be determined by determining the number of the medium fluid pipes, the distribution of heat exchange liquid level intervals can be determined by the distribution of channel openings on the medium fluid pipes, the heat exchange efficiency can be further determined, and the thin-wall plate body and the medium fluid pipes are arranged in a detachable mode, so that the later maintenance and replacement are convenient, meanwhile, the structure for achieving the sealing effect is distributed between the thin-wall plate body and the medium fluid pipes and is positioned at the two sides of each layer of thin-wall plate body, the lamination compaction of the thin-wall plate body is only used for ensuring the heat exchange of adjacent thin-wall plate bodies, but not realizing the sealing compaction, and meanwhile, the lamination compaction of the thin-wall plate body can assist in improving the sealing reliability;
3. when the types of fluid media to be subjected to heat exchange are temporarily required to be reduced, the end parts of the empty pair of medium fluid pipes are correspondingly communicated with the liquid inlet pipe and the liquid outlet pipe of the other medium fluid pipe to be subjected to heat exchange, namely, one group of communicating pipes are communicated with the two groups of liquid inlet pipes of the two pairs of medium fluid pipes, and the other group of communicating pipes are communicated with the two groups of liquid outlet pipes of the two pairs of medium fluid pipes, at the moment, the further layering is carried out relative to the fluid stock solution before the fluid stock solution is introduced into the thin-wall plate body, namely, the heat exchange is carried out in different thin-wall plate bodies, and the heat exchange efficiency is further improved.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic diagram of the front view of the present invention (medium fluid pipes not shown);
FIG. 2 is a schematic view of the front view of the present invention (upper and lower screws shown partially);
FIG. 3 is a cross-sectional view of a top view of the laminated arrangement of thin wall panels;
FIG. 4 is a top structural cross-sectional view of a single set of thin-walled panels;
FIG. 5 is a schematic top view of a thin-walled sheet in a stacked arrangement;
FIG. 6 is a schematic side elevational view of a single set of thin wall panels;
FIG. 7 is a schematic view of a partial construction of a thin-walled plate body in cross-connection with a media fluid tube;
FIG. 8 is a cross-sectional view of a top view of three pairs of dielectric fluid tubes disposed through a thin-walled plate;
FIG. 9 is a side elevational view of the structure of the single set of thin-walled plates of FIG. 8;
the labels in the figure: 1 is a side frame, 2 is an upper supporting column, 3 is a lower supporting column, 4 is a thin-wall plate body, 5 is a medium fluid pipe, 6 is a blocking head, 7 is a passage port, 8 is a liquid inlet pipe, 9 is a liquid outlet pipe, 10 is a blocking ring I, 11 is a sealing gasket, 12 is a blocking ring II, 13 is an upper pressing block, 14 is a lower pressing block, 15 is an upper screw rod, 16 is a lower screw rod, 17 is a locking nut, 18 is a locking nut, 19 is a sealing ring, 20 is a nut sleeve, 21 is an outer convex wall body, and 22 is an inner concave wall body.
Detailed Description
Example 1
As shown in fig. 1-7, in this embodiment, the detachable plate heat exchanger includes two sets of side frames 1, an upper strut 2 and a lower strut 3 disposed between the two sets of side frames 1, and a heat exchange unit slidably connected between the upper strut 2 and the lower strut 3, where the upper strut 2 is transversely fixed on the upper layer of the two sets of side frames 1, and two ends of the lower strut 3 transversely penetrate through the bottom layers of the two sets of side frames 1, so when the heat exchange unit needs to be detached, the lower strut 3 can be transversely pulled out from the bottom ends of the heat exchange unit, and after the heat exchange unit between the upper strut 2 and the lower strut 3 is positioned and separated from the side frames 1, the original heat exchange unit can be quickly removed due to no support below, and the heat exchange unit includes multiple layers of thin-wall plates 4 sequentially overlapped in the transverse direction and multiple pairs of medium fluid pipes 5 transversely penetrating through the thin-wall plates 4, one ends of the medium fluid pipes 5 are plugged by plugs 6;
the thin-wall plate body 4 is in a plate shape, a hollow fluid cavity is formed in the thin-wall plate body, a channel opening 7 which is communicated with the fluid cavity and is used for communicating fluid to be input or output in the fluid cavity is formed in the medium fluid pipe 5, two groups of medium fluid pipes 5 which are distributed in pairs are arranged to be a liquid inlet pipe 8 which is arranged at the lower layer and is used for inputting fluid to the fluid cavity, and a liquid outlet pipe 9 which is arranged at the upper layer and is used for outputting fluid from the corresponding fluid cavity, the medium fluid pipes 5 correspond to the input and output of the fluid in different fluid cavities, the two sides of each group of thin-wall plate body 4 are also provided with a containing cavity which is sunken into the fluid cavity, a first sealing ring 10 which is used for tightly holding the medium fluid pipe 5 is fixed in the containing cavity, the inner ring of the first sealing ring 10 is provided with sealing gaskets 11 which are used for sealing and sealing the two ends of the channel opening 7, and the lamination compression joint of the thin-wall plate body 4 does not cause the crushing of the sealing structure after the medium fluid pipe 5 passes through the thin-wall plate body 4;
the two sides of the thin-wall plate body 4 are also provided with an upper pressing block 13 close to the liquid inlet pipe 8 and a lower pressing block 14 close to the liquid outlet pipe 9, the thin-wall plate body 4 after lamination distribution is connected in series by an upper screw rod 15 penetrating through the corresponding upper pressing block 13 and a lower screw rod 16 penetrating through the corresponding lower pressing block 14, locking nuts 17 for laminating and locking the thin-wall plate body 4 are connected at two ends of each group of the upper screw rod 15 and the lower screw rod 16 through threads, after the two ends of the upper screw rod 15 and the two ends of the lower screw rod 16 penetrate out of the side frames 1 at two sides, the heat exchange unit is locked between the two groups of the side frames 1 through the locking nuts 18, the lamination quick locking of the thin-wall plate body 4 can be realized through the structural mode, and the combined heat exchange unit is quickly locked between the two groups of the side frames 1 through the mode of detachable connection, and the later maintenance is also convenient.
In order to ensure the maximization of the heat exchange efficiency, two pairs of medium fluid pipes 5 can be provided, the channel openings 7 on each pair of medium fluid pipes 5 are distributed in a horizontal interval of one fluid chamber, the channel openings 7 on the two pairs of medium fluid pipes 5 are distributed in a corresponding group of fluid chambers staggered in the horizontal direction, at this time, if one pair of medium fluid pipes 5 inputs and outputs one hot fluid, the other pair of medium fluid inputs and outputs the other cold fluid, the cold fluid and the hot fluid are distributed at intervals, namely, the two sides of the hot fluid are both cold fluids, the two sides of the cold fluid are both hot fluids, the thin-wall plate bodies 4 are distributed in a lamination manner, the thin-wall plate bodies 4 are plate-shaped, so that the internal fluid chambers are also plate-shaped, the structural distribution can ensure the optimal efficiency of the cold and hot heat exchange, and the channel openings 7 corresponding to the fluid chambers are distributed on the peripheral side walls of the medium fluid pipes 5 in a ring shape, and each group of channel openings 7 are long-shaped, so that the fluid medium can be diffused in the long-shaped channel openings 7, thereby being convenient for realizing the rapid input and output of the fluid medium.
In order to further ensure the sealing and blocking effect of each layer of thin-wall plate body 4 after the medium fluid pipe 5 is sleeved, a group of blocking rings II 12 can be arranged on the outer side of the first blocking ring 10 in a threaded manner, a group of sealing rings 19 are arranged between the first blocking ring 10 and the second blocking ring 12, the inner rings of the sealing rings 19 are sealed and adhered in the inner sinking clamping grooves of the outer wall of the medium fluid pipe 5, and the two sides of the sealing rings are sealed by pressing the first blocking ring 10 and the second blocking ring 12, so that after the medium fluid pipe 5 passes through the thin-wall plate body 4, the sealing rings 19 are adhered and sealed outside the inner sinking clamping grooves of the medium fluid pipe 5, and further, the second blocking ring 12 is sleeved outside the medium fluid pipe 5, and the second blocking ring 12 is screwed to be in threaded connection with the first blocking ring 10 until the two sides of the sealing rings 19 are pressed, so that the leakage preventing effect of the channel opening 7 can be realized, and the pressure for pressing the sealing rings 19 can be effectively controlled by controlling the gap in threaded connection between the first blocking ring 10 and the second blocking ring 12, and the bursting of the sealing rings 19 can be effectively avoided.
The two ends of the medium fluid pipe 5 extend out of the two sets of side frames 1, and are locked between the two sets of side frames 1 through the two sets of nut sleeves 20 which are connected with the outside of the medium fluid pipe 5 in a threaded manner, so that the relative positions of the medium fluid pipe 5 and the thin-wall plate body 4 can be further locked, namely, the relative fixation of the medium fluid pipe 5 and the thin-wall plate body 4 is indirectly realized through the relative fixation of the medium fluid pipe 5 and the side frames 1 and the relative fixation of the thin-wall plate body 4 and the side frames 1, so that the positions of the medium fluid pipe 5 and the thin-wall plate body 4 are locked through the side frames 1, and the direct relative transverse serial movement trend of the medium fluid pipe 5 and the thin-wall plate body 4 can be avoided.
In order to further improve the heat exchange efficiency, the two side walls of the thin-wall plate 4 can be provided with an outwards convex outer convex wall body 21 and an inwards concave wall body 22 which is used for being embedded and spliced with the outer convex wall body 21 of the adjacent thin-wall plate 4, and the outer convex wall body 21 and the inwards concave wall body 22 are alternately distributed and are strip-shaped, so that the heat exchange efficiency can be better improved.
Example 2
As shown in fig. 8-9, in this embodiment, the difference from embodiment 1 is that, in order to maximize the heat exchange efficiency for two different media, three pairs of medium fluid pipes 5 may be provided, and the three pairs of medium fluid pipes 5 are respectively used for inputting or outputting the first cold liquid, the second cold liquid and the hot liquid, after the passage ports 7 in the three pairs of medium fluid pipes 5 are correspondingly communicated with the fluid chambers, two sides of the fluid chamber forming each group of communicating hot liquid are respectively arranged to exchange heat with the fluid chambers communicating with the first cold liquid and the second cold liquid, and the passage ports 7 on the medium fluid pipe 5 communicating hot liquid are distributed in one layer of fluid chambers at intervals in the transverse direction, and the passage ports 7 communicating cold liquid are distributed in three layers of fluid chambers at intervals in the transverse direction; at this time, a pair of medium fluid pipes 5 perform input and output of a hot fluid, a pair of medium fluids perform input and output of a first cold fluid, a pair of medium fluids perform input and output of a second cold fluid, the cold and hot fluids are also distributed at intervals, two sides of each cold fluid are hot fluids, the thin-wall plate bodies 4 are distributed in a lamination manner, the thin-wall plate bodies 4 are plate-shaped, so that an internal fluid chamber is also plate-shaped, and the structural distribution can enable the heat exchange of cold and heat to achieve the optimal efficiency.
In order to maximize the heat exchange efficiency of more than three different mediums, namely N-1, the medium fluid pipe 5 is provided with N pairs, and is respectively used for inputting or outputting one type of hot fluid and N-1 types of different cold fluids, after the passage ports 7 in the N pairs of medium fluid pipes 5 are correspondingly communicated with the fluid chambers, two sides of each group of fluid chambers communicated with the hot fluid are respectively arranged to exchange heat with the fluid chambers communicated with different cold fluids, the passage ports 7 on the medium fluid pipe 5 communicated with the hot fluid are distributed in a way that one fluid chamber is transversely spaced, the passage ports 7 communicated with the cold fluid are distributed in a way that 2*N-1 fluid chambers are transversely spaced, namely, for the heat exchange of three pairs of different mediums, the passage ports 7 on the medium fluid pipe 5 for the heat exchange are distributed in a way that one fluid chamber is transversely spaced, the passage ports 7 communicated with the cold fluid are distributed in a way that five layers of fluid chambers are transversely spaced, and correspondingly for the heat exchange of four pairs of different mediums, the passage ports 7 communicated with the heat exchange medium are distributed in a way that seven fluid chambers are transversely spaced, and for the heat exchange medium is communicated with the nine fluid chambers; at this time, a pair of medium fluid pipes 5 perform the input and output of a hot fluid, the other medium fluids perform the input and output of a first cooling, the cold and hot fluids are always distributed at intervals, both sides of each cold fluid are hot fluids, and the thin-wall plate bodies 4 are distributed in a lamination way, and the thin-wall plate bodies 4 are plate-shaped, so that the internal fluid chamber is also plate-shaped, and the structural distribution can enable the cold and hot heat exchange to achieve the optimal efficiency.
Example 3
A processing technology of a detachable plate heat exchanger based on the detachable plate heat exchanger comprises the following steps:
s1: the N medium fluid pipes 5 are penetrated from the outer sides of one group of side frames 1 and sequentially pass through the multi-layer thin-wall plate body 4 between the two groups of side frames 1, when each pass through one layer of thin-wall plate body 4, the top ends of the N medium fluid pipes 5 are in sliding connection with the upper supporting columns 2, two groups of sealing rings 12 corresponding to the thin-wall plate bodies 4 are sleeved on the medium fluid pipes 5, sealing rings 19 are fixedly adhered in grooves penetrating through the inward clamping grooves on the two sides of the thin-wall plate bodies 4, the sealing rings 12 are in threaded connection in the first sealing ring 10, the sealing rings 19 are tightly pressed and sealed on the two sides extending out of the inward clamping grooves with the first sealing ring 10, the leakage preventing effect of the channel opening 7 can be realized, the pressure of the sealing rings 19 can be effectively controlled by controlling the gap in threaded connection between the first sealing rings 10 and the second sealing rings 12, the sealing rings 19 can be effectively prevented from being crushed,
s2: after the thin-wall plate body 4 is connected in series, the medium fluid pipe 5 passes through the outer side of the other group of side frames 1, the locking of the medium fluid pipe 5 relative to the side frames 1 is finished by using the nut sleeve 20, the upper screw rod 15 and the lower screw rod 16 pass through the upper pressing block 13 and the lower pressing block 14 on the two sides of the thin-wall plate body 4, and the locking of the thin-wall plate body 4 relative to the side frames 1 is finished by the locking nut 17 and the locking nut 18, at the moment, the relative fixation of the medium fluid pipe 5 and the side frames 1 and the relative fixation of the thin-wall plate body 4 and the side frames 1 are indirectly realized, so that the positions of the medium fluid pipe 5 and the thin-wall plate body 4 are locked by the side frames 1, and the direct relative transverse cross-movement trend of the medium fluid pipe 5 and the thin-wall plate body 4 can be avoided;
s3: after the locking operation of the S2 is completed, a group of lower supporting posts 3 matched with the bottom ends of the thin-wall plate bodies 4 in a sliding manner can be traversed at the bottom side of the side frame 1, so that each group of thin-wall plate bodies 4 can be limited and supported in the direction of the lower supporting posts 3, and the stability of the thin-wall plate bodies 4 in the three-dimensional direction is further improved.
The foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The detachable plate type heat exchanger is characterized by comprising two groups of side frames (1), an upper supporting column (2) and a lower supporting column (3) which are arranged between the two groups of side frames (1), and a heat exchange unit which is connected between the upper supporting column (2) and the lower supporting column (3) in a sliding way, wherein the upper supporting column (2) is transversely fixed on the upper layers of the two groups of side frames (1), two ends of the lower supporting column (3) transversely penetrate through the bottom layers of the two groups of side frames (1) and penetrate out, the heat exchange unit comprises a plurality of layers of thin-wall plate bodies (4) which are sequentially overlapped and distributed along the transverse direction and a plurality of pairs of medium fluid pipes (5) which transversely penetrate through the thin-wall plate bodies (4), and one ends of the medium fluid pipes (5) are blocked through blocking heads (6);
the thin-wall plate body (4) is plate-shaped, a hollow fluid cavity is formed in the thin-wall plate body, a channel opening (7) which is communicated with the fluid cavity and is used for communicating fluid to be input or output in the fluid cavity is formed in the medium fluid pipe (5), two groups of medium fluid pipes (5) which are distributed in pairs are arranged to be a liquid inlet pipe (8) which is positioned at the lower layer and is used for inputting fluid to the fluid cavity, a liquid outlet pipe (9) which is positioned at the upper layer and is used for outputting fluid from the corresponding fluid cavity, different pairs of medium fluid pipes (5) are used for inputting and outputting fluid in different fluid cavities, two sides of each group of thin-wall plate body (4) are also provided with containing cavities which are sunken into the fluid cavity, a first plugging ring (10) which is used for holding the fluid outside the medium fluid pipe (5) is fixed in the containing cavities, and sealing gaskets (11) which are used for sealing and plugging two ends of the channel opening (7) are arranged at the inner ring of the first plugging ring;
the utility model discloses a heat exchange unit, including thin-wall plate body (4), upper briquetting (13) that are close to feed liquor pipe (8) and lower briquetting (14) that are close to drain pipe (9) are still provided with in both sides of thin-wall plate body (4), and thin-wall plate body (4) after the range upon range of distribution are concatenated by last screw rod (15) that pass corresponding upper briquetting (13) and lower screw rod (16) that pass corresponding lower briquetting (14), and the both ends of every group of upper screw rod (15) and lower screw rod (16) have lock nut (17) that are used for the range upon range of locking with thin-wall plate body (4) through threaded connection, just after side frame (1) of both sides are worn out at the both ends of upper screw rod (15) and lower screw rod (16), lock nut (18) are locked heat exchange unit between two sets of side frames (1).
2. A removable plate heat exchanger according to claim 1, wherein the medium fluid tubes (5) are provided with two pairs, the passage openings (7) of each pair of medium fluid tubes (5) being laterally spaced apart by a single fluid chamber, and the passage openings (7) of each pair of medium fluid tubes (5) being laterally staggered by a corresponding set of fluid chambers, the passage openings (7) corresponding to the fluid chambers being annularly distributed on the peripheral side wall of the medium fluid tubes (5), and each set of passage openings (7) being elongated.
3. A removable plate heat exchanger according to claim 2, wherein the first plugging ring (10) is internally threaded with a second plugging ring (12), a set of sealing rings (19) is arranged between the first plugging ring (10) and the second plugging ring (12), the inner ring of the sealing rings (19) is sealed and adhered in the inner wall sinking clamping groove of the medium fluid pipe (5), and both sides of the sealing rings are plugged and sealed by pressing the first plugging ring (10) and the second plugging ring (12).
4. A removable plate heat exchanger according to claim 3, wherein the two ends of the medium fluid pipe (5) extend through the two sets of side frames (1) and are locked between the two sets of side frames (1) by means of two sets of nut sleeves (20) screwed outside the medium fluid pipe (5).
5. A removable plate heat exchanger according to claim 4, wherein the medium fluid pipes (5) are provided with three pairs of medium fluid pipes (5) for inputting or outputting the first cold fluid, the second cold fluid and the hot fluid respectively, after the passage openings (7) in the three pairs of medium fluid pipes (5) are correspondingly communicated with the fluid chambers, two sides of each group of fluid chambers communicated with the hot fluid are respectively arranged to exchange heat with the fluid chambers communicated with the first cold fluid and the second cold fluid, the passage openings (7) in the medium fluid pipes (5) communicated with the hot fluid are distributed in a transverse direction at intervals of one laminar fluid chamber, and the passage openings (7) communicated with the cold fluid are distributed in a transverse direction at intervals of three fluid chambers.
6. A removable plate heat exchanger according to claim 4, wherein the medium fluid pipes (5) are provided with N pairs of medium fluid pipes (5) for inputting or outputting a hot fluid and N-1 different cold fluids, and after the passage openings (7) in the N pairs of medium fluid pipes (5) are correspondingly communicated with the fluid chambers, heat exchange is performed between the two sides of the fluid chambers forming each group of communicating hot fluid and the fluid chambers communicating with different cold fluids, and the passage openings (7) in the medium fluid pipes (5) communicating with hot fluid are distributed in a horizontal direction with a single fluid chamber therebetween, and the passage openings (7) communicating with cold fluid are distributed in a horizontal direction with a 2*N-1 single fluid chamber therebetween.
7. The detachable plate heat exchanger according to claim 4, wherein the side walls of the two sides of the thin-walled plate body (4) are further provided with outward convex wall bodies (21) and inward concave wall bodies (22) which are used for being embedded and spliced with the convex wall bodies (21) of the thin-walled plate body (4) adjacent to the outward convex wall bodies, and the outward convex wall bodies (21) and the inward concave wall bodies (22) are alternately distributed and are strip-shaped.
8. A process for manufacturing a removable plate heat exchanger, based on any one of claims 4-7, characterized in that it comprises the following steps:
s1: penetrating N medium fluid pipes (5) from the outer sides of a group of side frames (1), sequentially penetrating through a plurality of layers of thin-wall plate bodies (4) between the two groups of side frames (1), and when penetrating through each layer of thin-wall plate bodies (4), not only needing to be in sliding fit with the upper supporting columns (2), but also needing to be sleeved with two groups of second sealing rings (12) corresponding to the thin-wall plate bodies (4) on the medium fluid pipes (5), and adhering and fixing sealing rings (19) in grooves penetrating through the inner trapping grooves on the two sides of the thin-wall plate bodies (4), wherein the second sealing rings (12) are in threaded connection with the first sealing rings (10), and are matched with the first sealing rings (10) to tightly seal the two sides of the sealing rings (19) extending out of the inner trapping grooves;
s2: after the thin-wall plate body (4) is connected in series, a medium fluid pipe (5) is penetrated out from the outer side of the other group of side frames (1), the locking of the medium fluid pipe (5) relative to the side frames (1) is finished by using a nut sleeve (20), one end of the medium fluid pipe is plugged by using a plugging head, an upper screw rod (15) and a lower screw rod (16) penetrate through an upper pressing block (13) and a lower pressing block (14) on two sides of the thin-wall plate body (4), and the locking of the thin-wall plate body (4) relative to the side frames (1) is finished by using a locking nut (17) and a locking nut (18);
s3: after the locking operation of the S2 is completed, a group of lower supporting columns (3) which are in sliding connection with the bottom ends of the thin wall plates (4) are traversed at the bottom side of the side frame (1), so that each group of thin wall plates (4) is subjected to limit support in the direction of the lower supporting columns (3);
s4: for the processing technology of temporarily reducing the types of medium fluid to be subjected to heat exchange, the end parts of the empty medium fluid pipes (5) are correspondingly communicated with the adjacent medium fluid pipes (5) to be subjected to heat exchange, one group of communicating pipes for realizing the communication are communicated with two groups of liquid inlet pipes (8) of two pairs of medium fluid pipes (5), and the other group of communicating pipes are communicated with two groups of liquid outlet pipes (9) of the two pairs of medium fluid pipes (5).
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| CN202310721101.7A CN116592676B (en) | 2023-06-16 | 2023-06-16 | Detachable plate type heat exchanger and processing technology thereof |
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| CN215413307U (en) * | 2021-06-11 | 2022-01-04 | 西迪艾斯塑料成型系统(合肥)有限公司 | Composite plate type heat exchanger |
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| CN205980876U (en) * | 2016-07-28 | 2017-02-22 | 恒丰工程（香港）有限公司 | But multiple processes detaching board formula heat exchanger and special heat transfer board thereof |
| CN109163585A (en) * | 2018-09-13 | 2019-01-08 | 上海熊猫机械(集团)有限公司 | A kind of knockdown plate heat exchanger |
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