CN217005437U - Composite tube type heat exchanger - Google Patents
Composite tube type heat exchanger Download PDFInfo
- Publication number
- CN217005437U CN217005437U CN202221552475.8U CN202221552475U CN217005437U CN 217005437 U CN217005437 U CN 217005437U CN 202221552475 U CN202221552475 U CN 202221552475U CN 217005437 U CN217005437 U CN 217005437U
- Authority
- CN
- China
- Prior art keywords
- sealing structure
- shell
- isolated
- sealed
- guide plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a composite tube type heat exchanger, comprising: a housing; a flow guide structure; a desalination water tube bundle and a cooling water tube bundle; the first side of the desalination water pipe bundle and the flow guide structure are sealed and isolated through a first sealing structure, the first side of the cooling water pipe bundle and the flow guide structure are sealed and isolated through a second sealing structure, the second side of the desalination water pipe bundle and the shell are sealed and isolated through a third sealing structure, the second side of the cooling water pipe bundle and the shell are sealed and isolated through a fourth sealing structure, the third side of the desalination water pipe bundle and the shell are sealed and isolated through a fifth sealing structure, and the third side of the cooling water pipe bundle and the shell are sealed and isolated through a sixth sealing structure. The utility model seals and isolates the desalination water tube bundle and the cooling water tube bundle through a plurality of sealing structures, thereby solving the sealing problem of the double tube bundles and improving the cooling efficiency of the process gas.
Description
Technical Field
The utility model relates to the field of air separation, in particular to a composite tube type heat exchanger.
Background
In recent years, with the gradual expansion of domestic air separation markets, the demands of the markets for air separation facilities are growing in large-scale, and in particular, in recent years, a hundred thousand air separation plant systems have appeared. The consumption of circulating cooling water is increased due to the increasing flow rate of the process gas of the auxiliary gas cooler for the compressor. Meanwhile, low-temperature desalted water in the process flow cannot be fully utilized, great resource waste is brought to a user unit, the traditional composite tube heat exchanger cannot combine circulating cooling water and desalted water together to cool high-temperature process gas due to structural limitation, how to reasonably combine a circulating cooling water tube bundle and a desalted water tube bundle in the heat exchanger is achieved, and the biggest problem is how to seal and isolate double tube bundles.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a composite tube heat exchanger.
Specifically, the method comprises the following technical scheme:
a composite tube heat exchanger comprising:
the device comprises a shell, a gas inlet and a gas outlet, wherein the shell is provided with a process gas inlet and a process gas outlet;
the flow guide structure is connected with the inner wall of the shell;
the desalination water pipe bundle and the cooling water pipe bundle extend into the shell;
the first side of the desalination water pipe bundle and the flow guide structure are sealed and isolated through a first sealing structure, the first side of the cooling water pipe bundle and the flow guide structure are sealed and isolated through a second sealing structure, the second side of the desalination water pipe bundle and the shell are sealed and isolated through a third sealing structure, the second side of the cooling water pipe bundle and the shell are sealed and isolated through a fourth sealing structure, the third side of the desalination water pipe bundle and the shell are sealed and isolated through a fifth sealing structure, and the third side of the cooling water pipe bundle and the shell are sealed and isolated through a sixth sealing structure.
Preferably, the desalination water tube bundle comprises a post-desalination water tank disposed at a rear end of the interior of the housing;
the cooling water pipe bundle comprises a cooling water rear water tank which is arranged at the rear end in the shell;
the shell comprises a first rear clapboard and a second rear clapboard, and the first rear clapboard and the second rear clapboard extend along the vertical direction;
the shell comprises a first lower partition plate and a second lower partition plate, and the first lower partition plate and the second lower partition plate extend along the axial direction of the shell;
the first rear partition plate comprises a third top surface, a third bottom surface and two third side surfaces connecting the third top surface and the third bottom surface, the third top surface is sealed and isolated by the first sealing structure and the diversion structure, the third bottom surface is sealed and isolated by the third sealing structure and the first lower partition plate, one third side surface is connected with the shell, and the other third side surface is sealed and isolated by the fifth sealing structure and the desalted water rear tank;
the second rear partition comprises a fourth top surface, a fourth bottom surface and two fourth side surfaces connecting the fourth top surface and the fourth bottom surface, the fourth top surface is sealed and isolated by the second sealing structure and the flow guide structure, the fourth bottom surface is sealed and isolated by the fourth sealing structure and the second lower partition, one fourth side surface is connected with the shell, and the other fourth side surface is sealed and isolated by the sixth sealing structure and the cooling water rear water tank.
Preferably, the composite tube type heat exchanger comprises a rear end enclosure and a rear baffle, the rear end enclosure is arranged at one end of the shell, and the rear baffle is arranged at the joint of the rear end enclosure and the shell;
the first rear baffle and the second rear baffle are both arranged on the rear baffle;
one side of the flow guide structure is connected with the rear baffle;
one side of the first lower partition plate and one side of the second lower partition plate are both connected with the rear baffle plate.
Preferably, the housing includes a first lower partition plate and a second lower partition plate, both of which extend in the axial direction of the housing;
the first lower baffle plate comprises a first top surface, a first bottom surface and two first side surfaces connecting the first top surface and the first bottom surface, the first bottom surface and the two first side surfaces are both connected with the shell, and the first top surface is sealed and isolated by the third sealing structure and the lower channel steel of the desalted water tube bundle;
the second lower partition plate comprises a second top surface, a second bottom surface and two second side surfaces connected with the second top surface and the second bottom surface, the second bottom surface and the two second side surfaces are both connected with the shell, and the second top surface is sealed and isolated through the fourth sealing structure and the lower channel steel of the cooling water tube bundle.
Preferably, the flow guide structure comprises an air inlet flow guide plate, an air outlet flow guide plate and a middle partition plate;
the air inlet guide plate and the air outlet guide plate are both L-shaped, the air inlet guide plate and the air outlet guide plate are connected through the middle partition plate, the top surface of the middle partition plate is connected with the inner wall of the shell, one side of the middle partition plate is connected with the air inlet guide plate, the other side of the middle partition plate is connected with the air outlet guide plate, the air inlet guide plate and the air outlet guide plate are oppositely arranged, and the air inlet guide plate and the air outlet guide plate are arranged in parallel along the axial extension direction of the shell;
the first end of the air inlet guide plate is connected with the inner wall of the first side of the shell, a first interval is formed between the second end of the air inlet guide plate and the inner wall of the second side of the shell, the first end of the air outlet guide plate is connected with the inner wall of the second side of the shell, and a second interval is formed between the second end of the air outlet guide plate and the inner wall of the first side of the shell;
the bottom surface of the air inlet guide plate and the bottom surface of the air outlet guide plate are sealed and isolated with the upper channel steel of the desalination water tube bundle through the first sealing structure, and the bottom surface of the air inlet guide plate and the bottom surface of the air outlet guide plate are sealed and isolated with the upper channel steel of the cooling water tube bundle through the second sealing structure.
Preferably, a first sealing plate and a second sealing plate are arranged on the flow guide structure, and both the first sealing plate and the second sealing plate extend along the axial direction of the shell;
the first sealing plate is sealed and isolated by the first sealing structure and the upper channel steel of the desalination water tube bundle, and the second sealing plate is sealed and isolated by the second sealing structure and the upper channel steel of the cooling water tube bundle.
Preferably, the first sealing structure, the second sealing structure, the third sealing structure, the fourth sealing structure, the fifth sealing structure and the sixth sealing structure are Y-shaped sealing structures;
the Y-shaped sealing structure comprises a connecting end and two contact ends connected with the connecting end;
the connecting end of the first sealing structure and the connecting end of the second sealing structure are respectively connected with the flow guide structure, two contact ends of the first sealing structure are abutted against the first side of the desalination water tube bundle, and two contact ends of the second sealing structure are abutted against the first side of the cooling water tube bundle;
the connecting end of the third sealing structure, the connecting end of the fourth sealing structure, the connecting end of the fifth sealing structure and the connecting end of the sixth sealing structure are respectively connected with the shell, two contact ends of the third sealing structure are abutted against the second side of the desalted water tube bundle, two contact ends of the fourth sealing structure are abutted against the second end of the cooling water tube bundle, two contact ends of the fifth sealing structure are abutted against the third side of the desalted water tube bundle, and two contact ends of the sixth sealing structure are abutted against the third side of the cooling water tube bundle.
Preferably, a plurality of mounting holes are formed in the Y-shaped sealing structure and are uniformly distributed at the connecting end along the extending direction of the axis of the shell;
the casing with the structural pilot hole that all sets up of water conservancy diversion, the pilot hole with the mounting hole one-to-one sets up, the mounting hole with the pilot hole passes through bolted connection.
Preferably, the longitudinal extension axis of the first seal structure, the longitudinal extension axis of the third seal structure and the longitudinal extension axis of the fifth seal structure are coplanar;
the longitudinal extension axis of the second seal structure, the longitudinal extension axis of the fourth seal structure, and the longitudinal extension axis of the sixth seal structure are coplanar.
Preferably, the composite tube heat exchanger includes a separator disposed at one side of the cooling water tube bundle, and the process gas flowing through the cooling water tube bundle passes through the separator and then is discharged out of the housing through the process gas outlet.
The technical scheme provided by the embodiment of the utility model has the beneficial effects that at least:
the utility model seals and isolates the desalination water tube bundle and the cooling water tube bundle through a plurality of sealing structures, solves the sealing problem of the double tube bundles, improves the cooling efficiency of the process gas and improves the utilization rate of the desalination water.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic top view of a heat exchanger according to the present invention;
FIG. 2 is a schematic side view of the heat exchanger according to the present invention;
FIG. 3 is a schematic cross-sectional view of the A-A heat exchanger of FIG. 2;
FIG. 4 is an enlarged view of the structure at I in FIG. 1;
FIG. 5 is an enlarged view of the structure at II in FIG. 3;
FIG. 6 is an enlarged view of the structure at III in FIG. 3;
FIG. 7 is an enlarged view of the structure at IV in FIG. 3;
fig. 8 is a schematic structural view of the first rear bulkhead of the present invention.
The reference numerals in the figures are denoted respectively by:
1-a cooling water front tank; 2-a shell; 3-a process gas inlet; 4-an air intake deflector; 5-a middle partition plate; 6-air outlet guide plate; 7-a process gas outlet; 8-cooling the water rear tank; 9-sealing the end socket; 10-cooling the water tube bundle; 11-a desalination water tube bundle; 12-a first sealing structure; 13-a first rear bulkhead; 131-a third top surface; 132-a third bottom surface; 133-a third side; 14-a second sealing structure; 15-a first lower baffle; 151-a first top surface; 152-a first bottom surface; 153-a first side; 16-a third seal structure; 17-a second lower baffle; 18-a sixth sealing structure; 19-separator, 20-second rear partition; 21-a fifth seal structure; 22-a fourth seal configuration; 23-a desalted water front tank; 24-a desalted water tank; 25-a tailgate; 26-bolt; 27-mounting the plate.
With the above figures, there are shown certain embodiments of the utility model and will be described in more detail hereinafter. The drawings and written description are not intended to limit the scope of the inventive concepts in any manner, but rather to illustrate the inventive concepts to those skilled in the art by reference to specific embodiments.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
In order to make the technical solutions and advantages of the present invention clearer, the following will describe embodiments of the present invention in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 7, the present embodiment describes a composite tube heat exchanger, including: the device comprises a shell 2, wherein a process gas inlet 3 and a process gas outlet 7 are formed in the shell 2; the flow guide structure is connected with the inner wall of the shell 2; a desalination water tube bundle 11 and a cooling water tube bundle 10, both the desalination water tube bundle 11 and the cooling water tube bundle 10 extending into the housing 2; the first side of the desalination water tube bundle 11 and the diversion structure are sealed and isolated by the first sealing structure 12, the first side of the cooling water tube bundle 10 and the diversion structure are sealed and isolated by the second sealing structure 14, the second side of the desalination water tube bundle 11 and the housing 2 are sealed and isolated by the third sealing structure 16, the second side of the cooling water tube bundle 10 and the housing 2 are sealed and isolated by the fourth sealing structure 22, the third side of the desalination water tube bundle 11 and the housing 2 are sealed and isolated by the fifth sealing structure 21, and the third side of the cooling water tube bundle 10 and the housing 2 are sealed and isolated by the sixth sealing structure 18.
Further, with the orientation shown in FIG. 2 as a reference, the first side of the desalted water tube bundle 11 in this embodiment refers to the upper side of the desalted water tube bundle 11, the second side of the desalted water tube bundle 11 refers to the lower side of the desalted water tube bundle 11, and the third side of the desalted water tube bundle 11 refers to the right side of the desalted water tube bundle 11; the first side of the coolant tube bundle 10 refers to the upper side of the coolant tube bundle 10, the second side of the coolant tube bundle 10 refers to the lower side of the coolant tube bundle 10, and the third side of the coolant tube bundle 10 refers to the right side of the coolant tube bundle 10.
Further, the present embodiment provides a hermetic separation between the upper side of the desalted water tube bundle 11 and the flow-guiding structure by the first sealing structure 12, which prevents the process gas from flowing from the space between the upper side of the desalted water tube bundle 11 and the flow-guiding structure to the chilled water tube bundle 10; the third seal structure 16 sealingly isolates the lower side of the desalted water tube bundle 11 from the housing 2, and this arrangement prevents the process gas from flowing from the space between the lower side of the desalted water tube bundle 11 and the housing 2 to the chilled water tube bundle 10; the fifth sealing structure 21 seals and isolates the right side of the desalted water tube bundle 11 from the casing 2, and this arrangement prevents the process gas from flowing from the space between the right side of the desalted water tube bundle 11 and the casing 2 to the chilled water tube bundle 10; the first sealing structure 12, the third sealing structure 16 and the fifth sealing structure 21 are arranged to limit the process gas inlet, so that the process gas enters the shell 2 from the process gas inlet 3 and then enters the desalination water tube bundle 11 along the flow guide structure to be cooled with the desalted water in the heat exchange tubes of the desalination water bundle 11, primary cooling of the process gas is achieved, then the process gas enters the cooling water tube bundle 10, the cooling water in the heat exchange tubes of the cooling water tube bundle 10 carries out secondary cooling on the process gas, and then the cooled process gas flows out from the process gas outlet 7 under the guide of the flow guide structure.
Further, in the present embodiment, the upper side of the cooling water tube bundle 10 is hermetically isolated from the flow guiding structure by the third sealing structure 16, which prevents the process gas from flowing from the space between the upper side of the cooling water tube bundle 10 and the flow guiding structure to the desalted water tube bundle 11; the fourth sealing structure 22 seals and isolates the space between the lower side of the chilled water tube bundle 10 and the casing 2, and this arrangement prevents the process gas from flowing from the space between the lower side of the chilled water tube bundle 10 and the casing 2 to the desalted water tube bundle 11; the sixth sealing structure 18 seals and isolates the right side of the chilled water tube bundle 10 from the casing 2, and this arrangement prevents the process gas from flowing from the space between the right side of the chilled water tube bundle 10 and the casing 2 to the desalted water tube bundle 11; the third sealing structure 16, the fourth sealing structure 22 and the sixth sealing structure 18 limit the flow of the process gas, prevent the process gas from flowing out of the cooling water tube bundle 10 and then flowing back to the desalination water tube bundle 11, and enable the process gas after secondary cooling by the cooling water tube bundle 10 to smoothly flow out of the process gas outlet 7.
Further, in the present embodiment, the upper ceiling of the desalted water tube bundle 11 is connected to the upper ceiling of the cooled water tube bundle 10, and the lower floor of the desalted water tube bundle 11 is connected to the lower floor of the cooled water tube bundle 10, so as to prevent the process gas from leaking from the gap between the desalted water tube bundle 11 and the cooled water tube bundle 10 to the outside of the double tube bundle when flowing from the desalted water tube bundle 11 to the cooled water tube bundle 10, and affecting the cooling effect.
Further, in the embodiment, the first sealing structure 12, the second sealing structure 14, the third sealing structure 16, the fourth sealing structure 22, the fifth sealing structure 21 and the sixth sealing structure 18 are arranged to seal and isolate the desalination water tube bundle 11 and the cooling water tube bundle 10, so that the sealing problem of double tube bundles is solved, the cooling efficiency of the process gas is improved, and the utilization rate of the desalted water is improved.
Referring to FIGS. 1 to 3, the desalination water tube bundle 11 includes a post-desalination water tank 24 provided at a rear end of the interior of the housing 2; the cooling water tube bundle 10 includes a cooling water rear tank 8 disposed at the rear end inside the housing 2; the housing 2 includes a first rear partition 13 and a second rear partition 20, both the first rear partition 13 and the second rear partition 20 extending in the vertical direction; the casing 2 includes a first lower partition 15 and a second lower partition 17, each of the first lower partition 15 and the second lower partition 17 extending in the axial direction of the casing 2.
Further, with reference to the orientation shown in fig. 2, the height direction of the housing 2 is a vertical direction, and the length direction of the housing is an axial extension direction of the housing 2. The first rear partition 13 and the second rear partition 20 each extend in the height direction of the housing 2, and the first lower partition 15 and the second lower partition 17 each extend in the length direction of the housing 2.
As shown in fig. 8, the first rear partition 13 includes a third top surface 131, a third bottom surface 132, and two third side surfaces 133 connecting the third top surface 131 and the third bottom surface 132, the third top surface 131 is hermetically isolated by the first sealing structure 12 and the flow guide structure, the third bottom surface 132 is hermetically isolated by the third sealing structure 16 and the first lower partition 15, one third side surface 133 is connected to the housing 2, and the other third side surface 133 is hermetically isolated by the fifth sealing structure 21 and the desalted water tank 24. Referring to fig. 8, it can be understood that the second rear partition 20 includes a fourth top surface, a fourth bottom surface, and two fourth side surfaces connecting the fourth top surface and the fourth bottom surface, the fourth top surface being hermetically separated by the second sealing structure 14 and the flow guide structure, the fourth bottom surface being hermetically separated by the fourth sealing structure 22 and the second lower partition 17, one fourth side surface being connected to the case 2, and the other fourth side surface being hermetically separated by the sixth sealing structure 18 and the cooling water rear tank 8.
Further, as shown in fig. 1, the composite tube heat exchanger in this embodiment includes a back head 9 and a back baffle 25, the back head 9 is disposed at one end of the shell 2, and the back baffle 25 is disposed at a joint of the back head 9 and the shell 2; the first rear partition 13 and the second rear partition 20 are both provided on the rear baffle 25; one side of the flow guide structure is connected with a rear baffle 25; one side of the first lower partition 15 and one side of the second lower partition 17 are connected to the back plate 25.
Further, as shown in fig. 8, the first side surface 153 of one side of the first lower partition 15 is connected to the back plate 25 in this embodiment to prevent the process gas from being blown by; referring to fig. 8, the second side of the second lower baffle 17 is connected to the rear baffle 25 to prevent the process gas from flowing back, so that the sealed and isolated structure of the double tube bundle is more tight.
Further, as shown in fig. 2 and 8 in conjunction, the longitudinal extension axis of the first seal structure 12, the longitudinal extension axis of the third seal structure 16, and the longitudinal extension axis of the fifth seal structure 21 are coplanar; the lengthwise extension axis of the second seal structure 14, the lengthwise extension axis of the fourth seal structure 22, and the lengthwise extension axis of the sixth seal structure 18 are coplanar. The arrangement ensures the sealing of the double tube bundles and prevents the process gas from flowing by influencing the cooling effect.
Further, referring to fig. 8, the first sealing structure 12 extends in the longitudinal direction of the housing 2, so that the first sealing structure 12 seals and isolates the upper side of the flow guide structure and the desalted water tube bundle 11, and also seals and isolates the upper side of the desalted water tank 24 from the flow guide structure, and also seals and isolates the third top surface 131 of the first rear partition 13 from the flow guide structure. It will be appreciated that the second sealing structure 14 extends along the length of the housing 2, so that the second sealing structure 14 seals off the upper side of the flow directing structure and the cooling water tube bundle 10, and also seals off the upper side of the cooling water rear tank 8 from the flow directing structure, and also seals off the fourth top surface of the second rear partition 20 from the flow directing structure.
As shown in fig. 3, the casing 2 includes a first lower partition 15 and a second lower partition 17, each of the first lower partition 15 and the second lower partition 17 extending in the axial direction of the casing 2; the first lower partition 15 comprises a first top surface 151, a first bottom surface 152 and two first side surfaces 153 connecting the first top surface 151 and the first bottom surface 152, the first bottom surface 152 and the two first side surfaces 153 are connected to the casing 2, and the first top surface 151 is sealed and isolated by the third sealing structure 16 and the lower channel of the desalted water tube bundle 11 (as shown in FIG. 6); the second lower partition 17 includes a second top surface, a second bottom surface, and two second side surfaces connecting the second top surface and the second bottom surface, the second bottom surface and the two second side surfaces are both connected to the housing 2, and the second top surface is sealed and isolated by the fourth sealing structure 22 and the lower channel steel of the cooling water bundle 10.
As shown in fig. 1 to 3, the flow guide structure includes an inlet flow guide plate 4, an outlet flow guide plate 6, and a middle partition plate 5; guide plate 4 and the guide plate 6 of giving vent to anger all are the L type of admitting air, the guide plate 4 of admitting air passes through median septum 5 with the guide plate 6 of giving vent to anger and connects, the top surface of median septum 5 and the interior wall connection of casing 2, one side of median septum 5 and the guide plate 4 that admits air are connected, the opposite side of median septum 5 and the guide plate 6 of giving vent to anger are connected, the guide plate 4 of admitting air sets up with the guide plate 6 of giving vent to anger relatively, the guide plate 4 of admitting air with the guide plate 6 of giving vent to anger along casing 2's axis extending direction parallel arrangement.
Further, with the position shown in fig. 2 as the standard, including water tank 1 before water tank 23 and the cooling water before the demineralized water in this embodiment, water tank 1 all sets up the front end at casing 2 before water tank 23 and the cooling water before the demineralized water, water tank 23 before water tank 23 and the cooling water before the demineralized water parallel arrangement along the horizontal direction, the front end wall of air inlet guide plate 4 is connected with the antetheca of casing 2 that is connected with water tank 23 before the demineralized water and water tank 1 before the cooling water, the rear end wall of air inlet guide plate 4 is connected with one side wall of median septum 5, the front end wall of air outlet guide plate 6 is connected with the other side wall of median septum 5, the rear end wall of air outlet guide plate 6 is connected with backplate 25. The top surface of the middle partition board 5 is connected with the shell 2 to separate the air inlet guide board 4 and the air outlet guide board 6, so as to prevent the process gas from flowing.
Further, the first end of the air inlet guide plate 4 is connected with the inner wall of the first side of the shell 2, a first interval is arranged between the second end of the air inlet guide plate 4 and the inner wall of the second side of the shell 2, the first end of the air outlet guide plate 6 is connected with the inner wall of the second side of the shell 2, and a second interval is arranged between the second end of the air outlet guide plate 6 and the inner wall of the first side of the shell 2.
Further, with reference to the orientation shown in fig. 3, the first end of the intake air guiding plate 4 refers to the left end wall surface of the intake air guiding plate 4, the first side inner wall of the casing 2 refers to the inner wall surface of the casing 2 located on the left side of the process air inlet 3, the second end of the intake air guiding plate 4 refers to the right end wall surface of the intake air guiding plate 4, and the second side inner wall of the casing 2 refers to the inner wall surface of the casing 2 located on the right side of the process air inlet.
Further, with reference to the orientation shown in fig. 3, the first end of the outlet guide plate 6 indicates the right end wall surface of the outlet guide plate 6, and the second end of the inlet guide plate 4 is the left end wall surface of the outlet guide plate 6. In this embodiment, the first side inner wall of the housing 2 and the second side inner wall of the housing 2 both extend from the front end of the housing 2 to the rear baffle 25 along the length direction of the housing 2, and the inlet guide plate 4 and the outlet guide plate 6 are arranged in parallel along the length direction of the housing 2. In this embodiment, the inlet guide plate 4 and the outlet guide plate 6 are L-shaped plates arranged oppositely. The top surface of the bent part of the air inlet guide plate 4 which is bent upwards is the first end of the air inlet guide plate 4 and is connected with the inner wall surface of the left side of the shell 2, the bottom surface of the horizontal part of the air inlet guide plate 4 is sealed and isolated by the first sealing structure 12 and the upper channel steel of the desalted water tube bundle 11, and the bottom surface of the horizontal part of the air inlet guide plate 4 is also sealed and isolated by the second sealing structure 14 and the upper channel steel of the chilled water tube bundle 10. The top surface of the bent part of the air outlet guide plate 6 which is bent upwards is the first end of the air outlet guide plate 6 and is connected with the inner wall surface of the right side of the shell 2, the bottom surface of the horizontal part of the air outlet guide plate 6 is sealed and isolated with the upper channel steel of the desalted water tube bundle 11 through the first sealing structure 12, and the bottom surface of the horizontal part of the air outlet guide plate 6 is also sealed and isolated with the upper channel steel of the cooled water tube bundle 10 through the second sealing structure 14.
Further, the process gas enters the shell 2 from the process gas inlet 3, enters the desalination water pipe bundle 11 from the first interval under the guide of the air inlet guide plate 4, is cooled in the double pipe bundle, enters the air outlet guide plate 6 through the second interval after being cooled by the double pipe bundle, and flows out through the process gas outlet 7 under the guide of the air outlet guide plate 6.
As shown in fig. 3 and 5, the bottom surface of the inlet guide plate 4 and the bottom surface of the outlet guide plate 6 are sealed and isolated from the upper channel of the desalination water tube bundle 11 by the first sealing structure 12, and the bottom surface of the inlet guide plate 4 and the bottom surface of the outlet guide plate 6 are sealed and isolated from the upper channel of the cooling water tube bundle 10 by the second sealing structure 14.
As shown in fig. 5, the flow guide structure is provided with a first sealing plate and a second sealing plate, and both the first sealing plate and the second sealing plate extend along the axial direction of the housing 2; the first sealing plate is sealed and isolated by the first sealing structure 12 and the upper channel of the desalination water tube bundle 11, and the second sealing plate is sealed and isolated by the second sealing structure 14 and the upper channel of the cooling water tube bundle 10.
As shown in fig. 1-6, the first, second, third, fourth, fifth, and sixth seal structures 12, 14, 16, 22, 21, 18 are Y-shaped seal structures; the Y-shaped sealing structure comprises a connecting end and two contact ends connected with the connecting end; the connecting end of the first sealing structure 12 and the connecting end of the second sealing structure 14 are respectively connected with the flow guide structure, two contact ends of the first sealing structure 12 are abutted against the first side of the desalted water tube bundle 11, and two contact ends of the second sealing structure 14 are abutted against the first side of the cooling water tube bundle 10; the connecting end of the third sealing structure 16, the connecting end of the fourth sealing structure 22, the connecting end of the fifth sealing structure 21 and the connecting end of the sixth sealing structure 18 are respectively connected with the housing 2, two contact ends of the third sealing structure 16 are abutted against the second side of the desalination water tube bundle 11, two contact ends of the fourth sealing structure 22 are abutted against the second end of the cooling water tube bundle 10, two contact ends of the fifth sealing structure 21 are abutted against the third side of the desalination water tube bundle 11, and two contact ends of the sixth sealing structure 18 are abutted against the third side of the cooling water tube bundle 10.
Further, the link of Y type seal structure is equipped with the mounting groove, and the mounting groove extends along the length direction of casing 2. In the embodiment, one end of the first sealing plate is inserted into the mounting groove of the first sealing structure 12, and two contact ends of the first sealing structure 12 are abutted against the upper channel steel of the desalted water tube bundle 11; one end of the second sealing plate is inserted into the mounting groove of the second sealing structure 14, and two contact ends of the second sealing structure 14 are abutted against the upper channel steel of the cooling water tube bundle 10; the upper end of the first lower clapboard 15 is inserted into the mounting groove of the third sealing structure 16, and two contact ends of the third sealing structure 16 are abutted against the lower channel steel of the desalted water tube bundle 11; the upper end of the second lower partition plate 17 is inserted into the mounting groove of the fourth sealing structure 22, and two contact ends of the fourth sealing structure 22 are abutted against the lower channel steel of the cooling water tube bundle; the left end of the first rear partition plate 13 is inserted into the mounting groove of the fifth sealing structure 21, and two contact ends of the fifth sealing structure 21 are abutted against the right side of the desalted water rear water tank 24; the left end of the second rear partition plate 20 is inserted into the mounting groove of the sixth sealing structure 18, and two contact ends of the sixth sealing structure 18 are abutted against the right side of the cooling water rear water tank 8.
As shown in fig. 4 to 6, a plurality of mounting holes are formed in the Y-shaped sealing structure, and are uniformly distributed at the connecting end along the extending direction of the axis of the shell; all set up the pilot hole on casing and the water conservancy diversion structure, pilot hole and mounting hole one-to-one set up, and mounting hole and pilot hole pass through bolt 26 and connect.
The shell-and-tube heat exchanger comprises a separator 19, which separator 19 is arranged on one side of the cooling water tube bundle 10, and the process gas flow flowing through the cooling water tube bundle 10 is discharged from the housing 2 via the process gas outlet 7 after passing through the separator 19.
Further, as shown in fig. 1, 3 and 7, the separator 19 of the present embodiment is provided on the left side of the cooling water bundle 10, the lower side of the separator 19 is connected to the left inner wall surface of the casing 2 through a bracket, a mounting plate 27 is provided on the left side of the bottom surface of the flow guide structure, the mounting plate 27 extends downward, and the upper side of the separator 19 is connected to the mounting plate 27. The support at the lower side of the separator 19 and the mounting plate 27 at the upper side both play a role in limiting the backflow of the process gas, so that the process gas flowing out of the separator 19 is ensured to enter the gas outlet guide plate 6 and flow out of the process gas outlet 7 through the gas outlet guide plate 6, the smooth flowing of the process gas is improved, the phenomena of gas blockage and the like are reduced, and the cooling efficiency is improved.
In the embodiment, the high-temperature process gas enters the shell 2 through the process gas inlet 3 and the air inlet guide plate 4, the high-temperature process gas is firstly subjected to primary cooling through the desalination water tube bundle 11, then the high-temperature process gas is subjected to secondary cooling through the cooling water tube bundle 10, condensed water in the process gas is separated through the separator 19, and finally the low-temperature process gas is formed, and the low-temperature process gas is discharged out of the shell 2 through the air outlet guide plate 6 and the process gas outlet 7 and enters the next process flow. The sealing structure of the cooling water tube bundle 10 and the desalination water tube bundle 11 is a Y-shaped sealing structure, and the Y-shaped sealing structure can be made of stainless steel or silica gel and has certain elasticity. The Y-shaped sealing structure is characterized in that the Y-shaped sealing structure is easier to seal with the channel steel plate, two contact ends of the Y-shaped sealing structure deform after contacting with the wall surface, the sealing area of process gas is increased, and three seals can be formed when the Y-shaped sealing structure is used, so that the process gas is better blocked and guided, the sealing efficiency is improved, and the possibility of short circuit of the process gas is reduced.
In the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The term "plurality" means two or more unless expressly limited otherwise.
Other embodiments of the utility model will be apparent to those skilled in the art from consideration of the specification and practice of the utility model disclosed herein. This invention is intended to cover any variations, uses, or adaptations of the utility model following, in general, the principles of the utility model and including such departures from the present disclosure as come within known or customary practice within the art to which the utility model pertains. It is intended that the specification and examples be considered as exemplary only.
The present invention is not limited to the above embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A composite tube heat exchanger, comprising:
the device comprises a shell, a gas inlet and a gas outlet, wherein the shell is provided with a process gas inlet and a process gas outlet;
the flow guide structure is connected with the inner wall of the shell;
the desalination water pipe bundle and the cooling water pipe bundle extend into the shell;
the first side of the desalination water pipe bundle and the flow guide structure are sealed and isolated through a first sealing structure, the first side of the cooling water pipe bundle and the flow guide structure are sealed and isolated through a second sealing structure, the second side of the desalination water pipe bundle and the shell are sealed and isolated through a third sealing structure, the second side of the cooling water pipe bundle and the shell are sealed and isolated through a fourth sealing structure, the third side of the desalination water pipe bundle and the shell are sealed and isolated through a fifth sealing structure, and the third side of the cooling water pipe bundle and the shell are sealed and isolated through a sixth sealing structure.
2. The composite tube heat exchanger according to claim 1,
the desalted water tube bundle comprises a desalted water post-tank arranged at the rear end of the interior of the shell;
the cooling water pipe bundle comprises a cooling water rear water tank which is arranged at the rear end in the shell;
the shell comprises a first rear clapboard and a second rear clapboard, and the first rear clapboard and the second rear clapboard extend along the vertical direction;
the shell comprises a first lower partition plate and a second lower partition plate, and the first lower partition plate and the second lower partition plate extend along the axial direction of the shell;
the first rear partition plate comprises a third top surface, a third bottom surface and two third side surfaces connecting the third top surface and the third bottom surface, the third top surface is sealed and isolated by the first sealing structure and the diversion structure, the third bottom surface is sealed and isolated by the third sealing structure and the first lower partition plate, one third side surface is connected with the shell, and the other third side surface is sealed and isolated by the fifth sealing structure and the desalted water rear tank;
the second rear partition comprises a fourth top surface, a fourth bottom surface and two fourth side surfaces connecting the fourth top surface and the fourth bottom surface, the fourth top surface is sealed and isolated by the second sealing structure and the flow guide structure, the fourth bottom surface is sealed and isolated by the fourth sealing structure and the second lower partition, one fourth side surface is connected with the shell, and the other fourth side surface is sealed and isolated by the sixth sealing structure and the cooling water rear water tank.
3. A composite tube heat exchanger according to claim 2,
the composite tube type heat exchanger comprises a rear end enclosure and a rear baffle, wherein the rear end enclosure is arranged at one end of the shell, and the rear baffle is arranged at the joint of the rear end enclosure and the shell;
the first rear baffle and the second rear baffle are both arranged on the rear baffle;
one side of the flow guide structure is connected with the rear baffle;
one side of the first lower partition plate and one side of the second lower partition plate are both connected with the rear baffle.
4. The composite tube heat exchanger according to claim 1,
the shell comprises a first lower partition plate and a second lower partition plate, and the first lower partition plate and the second lower partition plate extend along the axial direction of the shell;
the first lower baffle plate comprises a first top surface, a first bottom surface and two first side surfaces connecting the first top surface and the first bottom surface, the first bottom surface and the two first side surfaces are both connected with the shell, and the first top surface is sealed and isolated by the third sealing structure and the lower channel steel of the desalted water tube bundle;
the second lower partition plate comprises a second top surface, a second bottom surface and two second side surfaces connected with the second top surface and the second bottom surface, the second bottom surface and the two second side surfaces are connected with the shell, and the second top surface is sealed and isolated through the fourth sealing structure and the lower channel steel of the cooling water tube bundle.
5. The composite tube heat exchanger according to claim 1,
the flow guide structure comprises an air inlet flow guide plate, an air outlet flow guide plate and a middle clapboard;
the air inlet guide plate and the air outlet guide plate are both L-shaped, the air inlet guide plate and the air outlet guide plate are connected through the middle partition plate, the top surface of the middle partition plate is connected with the inner wall of the shell, one side of the middle partition plate is connected with the air inlet guide plate, the other side of the middle partition plate is connected with the air outlet guide plate, the air inlet guide plate and the air outlet guide plate are oppositely arranged, and the air inlet guide plate and the air outlet guide plate are arranged in parallel along the axial extension direction of the shell;
the first end of the air inlet guide plate is connected with the inner wall of the first side of the shell, a first interval is formed between the second end of the air inlet guide plate and the inner wall of the second side of the shell, the first end of the air outlet guide plate is connected with the inner wall of the second side of the shell, and a second interval is formed between the second end of the air outlet guide plate and the inner wall of the first side of the shell;
the bottom surface of the air inlet guide plate and the bottom surface of the air outlet guide plate are sealed and isolated with the upper channel steel of the desalination water tube bundle through the first sealing structure, and the bottom surface of the air inlet guide plate and the bottom surface of the air outlet guide plate are sealed and isolated with the upper channel steel of the cooling water tube bundle through the second sealing structure.
6. A composite tube heat exchanger according to claim 5,
the flow guide structure is provided with a first sealing plate and a second sealing plate, and the first sealing plate and the second sealing plate both extend along the axial direction of the shell;
the first sealing plate is sealed and isolated by the first sealing structure and the upper channel steel of the desalted water tube bundle, and the second sealing plate is sealed and isolated by the second sealing structure and the upper channel steel of the cooling water tube bundle.
7. The composite tube heat exchanger according to claim 1,
the first sealing structure, the second sealing structure, the third sealing structure, the fourth sealing structure, the fifth sealing structure and the sixth sealing structure are Y-shaped sealing structures;
the Y-shaped sealing structure comprises a connecting end and two contact ends connected with the connecting end;
the connecting end of the first sealing structure and the connecting end of the second sealing structure are respectively connected with the flow guide structure, two contact ends of the first sealing structure are abutted against the first side of the desalted water tube bundle, and two contact ends of the second sealing structure are abutted against the first side of the cooling water tube bundle;
the connecting end of the third sealing structure, the connecting end of the fourth sealing structure, the connecting end of the fifth sealing structure and the connecting end of the sixth sealing structure are respectively connected with the shell, two contact ends of the third sealing structure are abutted against the second side of the desalination water tube bundle, two contact ends of the fourth sealing structure are abutted against the second end of the cooling water tube bundle, two contact ends of the fifth sealing structure are abutted against the third side of the desalination water tube bundle, and two contact ends of the sixth sealing structure are abutted against the third side of the cooling water tube bundle.
8. A composite tube heat exchanger according to claim 7,
the Y-shaped sealing structure is provided with a plurality of mounting holes, and the plurality of mounting holes are uniformly distributed on the connecting end along the extension direction of the axis of the shell;
the casing with the structural pilot hole that all sets up of water conservancy diversion, the pilot hole with the mounting hole one-to-one sets up, the mounting hole with the pilot hole passes through bolted connection.
9. The composite tube heat exchanger according to claim 1,
a longitudinal extension axis of the first seal structure, a longitudinal extension axis of the third seal structure, and a longitudinal extension axis of the fifth seal structure are coplanar;
the longitudinal extension axis of the second seal structure, the longitudinal extension axis of the fourth seal structure, and the longitudinal extension axis of the sixth seal structure are coplanar.
10. The composite tube heat exchanger according to claim 1,
the composite tube type heat exchanger comprises a separator, the separator is arranged on one side of the cooling water tube bundle, and the process gas flowing through the cooling water tube bundle flows through the separator and then is discharged out of the shell through the process gas outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221552475.8U CN217005437U (en) | 2022-06-21 | 2022-06-21 | Composite tube type heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221552475.8U CN217005437U (en) | 2022-06-21 | 2022-06-21 | Composite tube type heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217005437U true CN217005437U (en) | 2022-07-19 |
Family
ID=82377612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221552475.8U Active CN217005437U (en) | 2022-06-21 | 2022-06-21 | Composite tube type heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217005437U (en) |
-
2022
- 2022-06-21 CN CN202221552475.8U patent/CN217005437U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101162100B (en) | Cross-current composite indirect evaporation cooling air processor | |
| CN105387651B (en) | A kind of micro-channel heat exchanger and air conditioner | |
| CN217005437U (en) | Composite tube type heat exchanger | |
| CN219314576U (en) | Integrated gas treatment equipment and water electrolysis system | |
| CN208936818U (en) | A kind of finned gas cooler of efficiency compact high | |
| CN203577807U (en) | Multifunctional heat transfer separating unit | |
| CN214470194U (en) | Closed cooling tower with water distribution system | |
| CN214148162U (en) | Integrated air conditioner | |
| CN114028830A (en) | Upper-lower integrated desulfurization slurry flash evaporation heat extraction system | |
| CN112361469A (en) | Integrated air conditioner | |
| CN209263317U (en) | A kind of modularization surface air cooler | |
| CN108361814B (en) | Flow guide bowl, heat exchanger with flow guide bowl and air conditioner indoor unit | |
| CN204634257U (en) | Modular data center modular tank | |
| CN215864854U (en) | Multi-tube pass heat exchanger front end tube box partition plate arrangement structure | |
| CN216717048U (en) | Safe liquid seal condensate tank | |
| CN218002241U (en) | Stainless steel tube nest condenser of adjustable heat exchange area | |
| CN221051577U (en) | Gas condensing device for solid oxide electrolytic cell hydrogen production system | |
| CN215373143U (en) | Rapid cooling device for bio-pharmaceuticals | |
| CN115790210B (en) | Integrated gas-water separation heat exchanger and method suitable for compressed air energy storage power station | |
| CN212457520U (en) | Evaporative condenser with high heat exchange efficiency | |
| CN216770242U (en) | Dry-wet combined air cooler with inclined roof | |
| CN216432596U (en) | Floating head heat exchanger with inlet and outlet cooling structure | |
| CN214852549U (en) | Explosion-proof sewage purification equipment control box capable of conducting diversion and heat dissipation | |
| CN216366665U (en) | Upper-lower integrated desulfurization slurry flash evaporation heat extraction system | |
| CN117654228B (en) | Cooling gas-liquid separation equipment for reducing water content of gas in hydrogen production system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |