CN111637768A - Heat exchanger installed in horizontal container - Google Patents
Heat exchanger installed in horizontal container Download PDFInfo
- Publication number
- CN111637768A CN111637768A CN202010561280.9A CN202010561280A CN111637768A CN 111637768 A CN111637768 A CN 111637768A CN 202010561280 A CN202010561280 A CN 202010561280A CN 111637768 A CN111637768 A CN 111637768A
- Authority
- CN
- China
- Prior art keywords
- shell
- heat exchange
- exchange element
- horizontal
- horizontal container
- 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.)
- Pending
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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
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/16—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation
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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
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/02—Header boxes; End plates
- F28F9/04—Arrangements for sealing elements into header boxes or end plates
- F28F9/16—Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling
- F28F9/18—Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling by welding
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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
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/22—Arrangements for directing heat-exchange media into successive compartments, e.g. arrangements of guide plates
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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 discloses a heat exchanger installed in a horizontal container.A heat exchange element is installed in a shell of the horizontal container, the heat exchange element is of a modular structure, a plurality of groups of pulleys are installed at the lower part of the heat exchange element, an outer end plate is arranged at one end of the heat exchange element, and a tube pass fluid inlet and outlet are positioned at the outer end plate side; the horizontal container shell is provided with a shell pass fluid inlet and outlet and a tube pass fluid inlet and outlet, and a guide rail is arranged in the horizontal container shell. During assembly, the pulleys at the bottom of the heat exchange element are in contact with the guide rail, the heat exchange element is integrally pushed into the horizontal container shell along the guide rail, and the outer end plate of the heat exchange element is in contact with the baffle and is subjected to seal welding. The device is suitable for occasions where the characteristics of the shell-side fluid medium are high or extremely harmful and the medium has certain pressure, and solves the problem that the structure of the square shell part is difficult to calculate.
Description
Technical Field
The invention relates to a heat exchanger installed in a horizontal container, and relates to the field of finned tube type and plate-fin type heat exchangers.
Background
The finned tube heat exchanger and the plate-fin heat exchanger are widely applied to power, petrochemical engineering and refrigeration engineering. At present, when a finned tube type or plate-fin type heat exchanger is adopted, the structure is generally square, the corresponding shell side structure is also square, and a shell side inlet and outlet adopt a hemispherical structure; if the characteristics of the shell-side fluid medium are highly or extremely harmful and the medium has a certain pressure, the hemispherical structure of the square shell and the large opening of the shell cannot be calculated.
Disclosure of Invention
The invention aims to provide a heat exchanger installed in a horizontal container, which adopts a horizontal container structure as a shell side shell, is suitable for occasions with high or extreme harm of shell side fluid medium characteristics and certain pressure of the medium, and solves the problem of difficult calculation of the structure of a square shell part.
To achieve the above object, the technical solution of the present invention includes the following:
a heat exchanger installed in a horizontal container comprises a horizontal container shell and is characterized by also comprising a heat exchange element installed in the horizontal container shell, wherein the lower part of the heat exchange element is provided with a plurality of groups of pulleys; one end of the heat exchange element is provided with an outer end plate; a shell pass fluid inlet and outlet and a tube pass fluid inlet and outlet are formed in the horizontal container shell, the tube pass fluid inlet and outlet are positioned on one side of the outer end plate, and the side is positioned in the horizontal container shell after assembly; two guide rails are arranged in the horizontal container shell, two supports are arranged at the lower part of each guide rail, and the two supports are as close to two saddles of the horizontal container shell as possible; three groups of baffles, namely a baffle I, a baffle II and a baffle III, which are opposite to each other in pairs are arranged in the horizontal container shell; a tube side fluid inlet and outlet connecting pipe is arranged on the horizontal container shell and is connected with a shell side fluid inlet and outlet on the heat exchange element through a tube side fluid inlet pipeline and a tube side fluid outlet pipeline; and pushing the heat exchange element into the horizontal container shell along the guide rail integrally, enabling the pulley to be in contact with the guide rail, enabling the outer end plate of the heat exchange element to be in contact with the baffle, and performing seal welding.
A heat exchanger installed in a horizontal container is characterized in that the distance between every two opposite baffle plates I and II is larger than the size of a heat exchange element, and the distance ensures that a gap of 10-15 mm is reserved between the heat exchange element and the baffle plates I and II after thermal expansion; a first baffle plate connected with the outer end plate is provided with a mounting opening, and the size of the mounting opening is larger than that of the heat exchange element; the upper parts of the two baffle plates which are opposite in pairs are provided with semicircular holes with the radius of 100 mm.
A heat exchanger installed in a horizontal container is characterized in that a heat exchange element is of a rectangular modular structure and can be of a finned tube type or plate-fin type structure, and the arrangement of the heat exchange element in the module can be selected according to the requirements of users.
A heat exchanger installed in a horizontal container is characterized in that a guide rail is made of H-shaped steel, and two H-shaped steel webs are arranged on the H-shaped steel webs at an interval of 1000mm
The exhaust hole of (2).
A heat exchanger installed in a horizontal container is characterized in that a tube side fluid inlet and outlet connecting tube on a shell of the horizontal container is of a sleeve structure.
A heat exchanger installed in a horizontal container is characterized in that a tube side fluid inlet pipeline and a tube side fluid outlet pipeline are of a pi-shaped structure.
A heat exchanger for installation in a horizontal vessel wherein a refractory lining can be provided within the horizontal vessel shell to reduce the design temperature of the horizontal vessel shell if the operating temperature of the shell side fluid is high.
The invention is characterized in that:
1. modular manufacture of heat exchange elements.
2. The external assembly mode of the heat exchange element and the shell is simplified, the machining precision requirement is reduced, and the assembly process is simplified.
3. The internal connection mode of the heat exchange element and the shell is improved, and the heat exchange element can be conveniently and quickly located in the shell.
The 4 shell side pressure and media characteristics are not limited by the shell side structure.
Drawings
FIG. 1 is a schematic view of the heat exchanger of the present invention installed in a horizontal vessel.
Fig. 2 is a sectional view a-a of fig. 1.
Fig. 3 is a B-B cross-sectional view of fig. 1 (tube-side fluid inlet channel pi-shaped configuration).
Fig. 4 is a cross-sectional view (tube-side fluid outlet channel pi-shaped structure) of fig. 1, taken at C-C.
Fig. 5 is a structure view of the connection between the tube-side fluid inlet and outlet pipeline and the horizontal container shell.
In the drawings: the device comprises a heat exchange element 1, a horizontal container shell 2, pulleys 3, guide rails 4, a first baffle plate 5, an outer end plate 6, a tube side fluid outlet pipeline 7, a tube side fluid inlet pipeline 8, a second baffle plate 9, and a third baffle plate 10.
Detailed Description
The present invention is described in detail below with reference to the attached drawings.
As shown in fig. 1 and 2, the heat exchanger installed in the horizontal vessel according to the present invention includes a heat exchange element 1, a horizontal vessel shell 2, a pulley 3, a guide rail 4, a first baffle 5, an outer end plate 6, a tube-side fluid outlet pipe 7, a tube-side fluid inlet pipe 8, a second baffle 9, and a third baffle 10.
As shown in fig. 1, one end of the heat exchange element 1 is provided with an outer end plate 6, and the tube-side fluid inlet and outlet are arranged on one side of the outer end plate 6, which is located inside the horizontal container shell 2 after assembly.
As shown in fig. 1, a plurality of sets of pulleys 3 are welded on the lower part of the heat exchange element 1.
As shown in figures 1 and 2, two guide rails 4 are arranged in a horizontal container shell 2, the guide rails 4 are made of H-shaped steel, and two H-shaped steel webs are arranged on the H-shaped steel webs at an interval of 1000mm
To prevent high-temperature gas from accumulating between the H-beam and the baffle 10; two supports are arranged at the lower part of the guide rail 4, the guide rail 4 has the function of supporting the heat exchange element 1, and the two supports are as close as possible to the two saddles of the horizontal container shell 2.
As shown in fig. 1 and 2, three sets of baffles, namely a first baffle 5, a second baffle 9 and a third baffle 10, are arranged in a horizontal container shell 2 in a pairwise opposite manner, the baffles are arranged to ensure that most of shell-side fluid passes through the heat exchanger, the distance between the first baffle 5 and the second baffle 9 which are arranged in a pairwise opposite manner is larger than the size of the heat exchange element 1, and the distance between the heat exchange element 1 and the first baffle 5 and the second baffle 9 is ensured to be 10-15 mm after thermal expansion. A first baffle plate 5 connected with the outer end plate 6 is provided with a mounting opening, and the size of the mounting opening is larger than that of the heat exchange element 1; the upper parts of the two baffle plates I5 which are opposite pairwise are provided with semicircular holes with the radius of 100mm, so that high-temperature gas is prevented from accumulating at the two end sockets to form dead zones.
As shown in fig. 3 and 4, the horizontal vessel shell 2 is provided with a tube-side fluid inlet and outlet connecting pipe, which is connected with a fluid inlet and outlet on the heat exchange element 1 through a tube-side fluid inlet pipe 8 and a tube-side fluid outlet pipe 7.
As shown in fig. 3, 4 and 5, the tube-side fluid inlet and outlet connection pipe on the horizontal vessel shell 2 is of a sleeve structure, so as to prevent the welded joint of the pipeline and the shell from generating cracks due to temperature difference stress caused by inconsistent metal temperatures of the tube-side fluid inlet pipeline 8, the tube-side fluid outlet pipeline 7 and the horizontal vessel shell 2.
As shown in fig. 3 and 4, the tube-side fluid inlet pipe 8 and the tube-side fluid outlet pipe 7 have a pi-shaped structure to absorb the difference in thermal expansion between the tube-side fluid inlet pipe 8, the tube-side fluid outlet pipe 7, and the horizontal vessel shell 2.
If the operating temperature of the shell-side fluid is high, a refractory lining can be placed inside the horizontal vessel shell 2, reducing the design temperature of the horizontal vessel shell 2.
The above-described embodiments further explain in detail the technical problems and technical solutions solved by the present invention. It should be understood that the above-mentioned embodiments are only exemplary of the present invention, and are not intended to limit the present invention, and any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A heat exchanger installed in a horizontal container comprises a horizontal container shell (2) and is characterized by also comprising a heat exchange element (1) installed in the horizontal container shell (2), wherein the lower part of the heat exchange element (1) is provided with a plurality of groups of pulleys (3); one end of the heat exchange element (1) is provided with an outer end plate (6); a shell pass fluid inlet and outlet and a tube pass fluid inlet and outlet are formed in the horizontal container shell (2), the tube pass fluid inlet and outlet are positioned on one side of the outer end plate (6), and the side is positioned inside the horizontal container shell (2) after assembly; two guide rails (4) are arranged in the horizontal container shell (2), two supports are arranged at the lower part of each guide rail (4), and the two supports are as close to two saddles of the horizontal container shell (2) as possible; three groups of baffles, namely a baffle I (5), a baffle II (9) and a baffle III (10), which are opposite in pairs are arranged in the horizontal container shell (2); a tube side fluid inlet and outlet connecting pipe is arranged on the horizontal container shell (2) and is connected with a shell side fluid inlet and outlet on the heat exchange element (1) through a tube side fluid inlet pipeline (8) and a tube side fluid outlet pipeline (7); and pushing the heat exchange element (1) into the horizontal container shell (2) along the guide rail (4) integrally, enabling the pulley (3) to be in contact with the guide rail (4), enabling the outer end plate (6) of the heat exchange element to be in contact with the first baffle (5), and carrying out seal welding.
2. The heat exchanger installed in a horizontal container according to claim 1, wherein the distance between the first baffle plate (5) and the second baffle plate (9) which are opposite to each other in pairs is larger than the size of the heat exchange element (1), and the distance between the first baffle plate (5) and the second baffle plate (9) is ensured to be 10-15 mm; a first baffle (5) connected with the outer end plate (6) is provided with a mounting opening, and the size of the mounting opening is larger than that of the heat exchange element (1); the upper parts of the two baffle plates I (5) which are opposite in pairs are provided with semicircular holes with the radius of 100 mm.
3. A heat exchanger installed in a horizontal vessel according to claim 1, wherein the heat exchange elements (1) are rectangular modular structures, fin tube type or plate fin type structures can be adopted, and the arrangement of the heat exchange elements in the modules can be selected according to the requirements of users.
4. A heat exchanger installed in a horizontal vessel according to claim 1, wherein the guide rails (4) are made of H-shaped steel, and two H-shaped steel webs are spaced apart by 1000mm
The exhaust hole of (2).
5. A heat exchanger installed in a horizontal vessel according to claim 1, wherein the tube side fluid inlet and outlet connection pipe on the horizontal vessel shell (2) is of a double-pipe structure.
6. A heat exchanger installed in a horizontal vessel according to claim 1, wherein the tube side fluid inlet conduit (8) and the tube side fluid outlet conduit (7) are of a pi-shaped configuration.
7. A heat exchanger installed in a horizontal vessel according to claim 1, wherein if the operating temperature of the shell-side fluid is high, a refractory lining is provided inside the horizontal vessel shell (2) to lower the design temperature of the horizontal vessel shell (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010561280.9A CN111637768A (en) | 2020-06-18 | 2020-06-18 | Heat exchanger installed in horizontal container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010561280.9A CN111637768A (en) | 2020-06-18 | 2020-06-18 | Heat exchanger installed in horizontal container |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111637768A true CN111637768A (en) | 2020-09-08 |
Family
ID=72332624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010561280.9A Pending CN111637768A (en) | 2020-06-18 | 2020-06-18 | Heat exchanger installed in horizontal container |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111637768A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115493796A (en) * | 2022-11-17 | 2022-12-20 | 中国航空工业集团公司哈尔滨空气动力研究所 | Installation and fixation method of large-size wind tunnel heat exchanger |
-
2020
- 2020-06-18 CN CN202010561280.9A patent/CN111637768A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115493796A (en) * | 2022-11-17 | 2022-12-20 | 中国航空工业集团公司哈尔滨空气动力研究所 | Installation and fixation method of large-size wind tunnel heat exchanger |
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