CN218443498U - Turbulent flow guiding device of shell-and-tube heat exchanger - Google Patents
Turbulent flow guiding device of shell-and-tube heat exchanger Download PDFInfo
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- CN218443498U CN218443498U CN202222608724.7U CN202222608724U CN218443498U CN 218443498 U CN218443498 U CN 218443498U CN 202222608724 U CN202222608724 U CN 202222608724U CN 218443498 U CN218443498 U CN 218443498U
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Abstract
The utility model relates to a shell and tube heat exchanger turbulent flow guider, it includes turbulent flow board and heat exchange tube, turbulent flow board is the disc structure, level and two vertically diameters divide turbulent flow board into first region, the second is regional, third region and fourth region, all arrange a plurality of net holes in every region, net hole and the second region of arranging in the first region and with the fourth region in the net hole of arranging be axial symmetry about the diameter, net hole and the net hole of arranging in the third region of arranging in the first region are central symmetry about the centre of a circle, the heat exchange tube is worn to establish net hole, just the heat exchange tube outer wall with net hole inner wall is tangent, through setting up turbulent flow board, can have a better restriction to the heat exchange tube, has avoided the vibrations of heat exchange tube in the shell and tube heat exchanger, improves shell and tube heat exchanger's stability, turbulent flow board plays the effect that strengthens turbulent flow to the flow of medium in the shell and tube heat exchanger simultaneously, promotion heat exchange efficiency that can be very big.
Description
Technical Field
The utility model belongs to the technical field of shell and tube heat exchanger technique and specifically relates to a turbulent flow guider of shell and tube heat exchanger is related to.
Background
The shell-and-tube heat exchanger, also called tube-in-tube heat exchanger, is a dividing wall type heat exchanger with the wall surface of the tube bundle in the closed shell as the heat transfer surface, the heat exchanger has simple structure, low cost, wider flow cross section and easy scale cleaning; but has low heat transfer coefficient and large occupied area. Can be made of various structural materials (mainly metal materials), can be used at high temperature and high pressure, and is the most widely applied type.
In the related technology, the heat exchange tubes in the shell-and-tube heat exchanger are fixed by adopting a metal net or a metal rod, so that the heat exchange efficiency is improved.
The above solution has the following drawbacks: fixed metal mesh or metal pole intensity for use are not high, can't play fine restriction effect to the heat exchange pipe, and the heat exchange pipe shakes easily in shell and tube type heat exchanger, influences shell and tube type heat exchanger's stability and life.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, improve shell-and-tube heat exchanger's stability and extension shell-and-tube heat exchanger's life, the utility model provides a shell-and-tube heat exchanger turbulent flow guider.
The utility model provides a pair of shell and tube heat exchanger turbulent flow guider adopts following technical scheme:
a turbulent flow guiding device of a shell-and-tube heat exchanger comprises a turbulent flow plate which is of a disc structure, a plurality of grid holes are formed in the turbulent flow plate, the turbulent flow plate is divided into a first area, a second area, a third area and a fourth area by two vertical straight lines, a plurality of grid holes are arranged in each area, the grid holes arranged in the first area are in axial symmetry with the grid holes arranged in the second area and the fourth area, the grid holes arranged in the first area and the grid holes arranged in the third area are in central symmetry with respect to a central point, a heat exchange tube penetrates through the grid holes, and the outer wall of the heat exchange tube is tangent to the inner wall of the grid holes.
By adopting the technical scheme, the turbulence plate with the disc-shaped symmetrical structure is arranged, the manufacturing, the installation and the use of the turbulence plate are facilitated, the installation of the heat exchange tube is facilitated, the turbulence plate is tightly connected with the heat exchange tube, the heat exchange tube can be well fixed, the shaking condition of the heat exchange tube caused by insufficient fixing strength is avoided, the stability of the heat exchange tube is improved, and meanwhile, a medium in the shell-and-tube heat exchanger flows through a gap between the heat exchange tube and the grid holes, so that the turbulence plate can well turbulent the medium in the shell-and-tube heat exchanger, and the heat exchange efficiency can be better improved.
Preferably, at least two heat exchange tubes are arranged in the grid holes arranged at the edge arc sections of each area in a penetrating manner, at most five heat exchange tubes are arranged in the grid holes, four heat exchange tubes are arranged in the grid holes at other positions of each area in a penetrating manner, and the outer wall of each heat exchange tube is tangent to the inner wall of each grid hole.
Through adopting above-mentioned technical scheme, nimble installation edge position heat exchange tube can adapt to more shell and tube type heat exchangers, makes the utility model discloses practicality more.
Preferably, the turbulent flow plate comprises two semicircular disc grid plates.
Through adopting the technical scheme, make the utility model discloses easy to assemble can satisfy the installation use of binary channels shell and tube type heat exchanger's turbulent flow board simultaneously.
Preferably, the turbulent flow guiding device of the shell-and-tube heat exchanger further comprises a pass partition plate, a plurality of turbulent flow plates are arranged on the pass partition plate at intervals, one semicircular disc grid plate of the turbulent flow plates is fixedly arranged on the upper surface of the pass partition plate, the other semicircular disc grid plate is fixedly vertical to the lower surface of the pass partition plate, and the width of the pass partition plate is the same as the diameter of the semicircular disc grid plate.
By adopting the technical scheme, the multiple groups of turbulence plates are fixedly arranged on the stroke-dividing partition plate, so that the heat exchange tube can be better fixed, the medium in the shell-and-tube heat exchanger can be better turbulent, and the heat exchange efficiency can be better improved.
Preferably, the turbulent flow plate comprises four 1/4 disc grid plates.
Through adopting the technical scheme, make the utility model discloses easy to assemble, the turbulent flow plate's that can satisfy the four-channel shell and tube type heat exchanger simultaneously installation use or other have the shell and tube type heat exchanger's of cutting apart the demand to the heat transfer medium use.
Preferably, the turbulent flow guiding device of the shell-and-tube heat exchanger further comprises a partition plate, the partition plate is cross-shaped, a plurality of turbulent flow plates are arranged on the partition plate at intervals, the 1/4 disc grid plates are respectively arranged in four areas partitioned by the partition plate to form the turbulent flow plates, and the length of the partition plate is the same as the diameter of the turbulent flow plates.
Through adopting above-mentioned technical scheme, can more make things convenient for in four-channel shell and tube type heat exchanger or other shell and tube type heat exchangers that have the demand of cutting apart to use the utility model discloses.
Preferably, the turbulence guiding device of the shell-and-tube heat exchanger further comprises fixing rods, and the fixing rods penetrate through the outer edges of two adjacent turbulence plates.
Through adopting above-mentioned technical scheme, can be better fix between the turbulent flow board, guaranteed the utility model discloses stability when using.
Preferably, a plurality of sealing holes are formed in the outer edge of the turbulence plate, sealing strips are arranged between the turbulence plate and the inner wall of the shell-and-tube heat exchanger, and the sealing strips are fixed in the sealing holes.
By adopting the technical scheme, the sealing strip is limited by the sealing hole, the rotation of the sealing strip is avoided, the sealing effect can be better achieved, meanwhile, the turbulence can be well enhanced, and the situation that the heat exchange efficiency is reduced as the medium in the shell-and-tube heat exchanger flows between the turbulence plate and the shell of the shell-and-tube heat exchanger is avoided.
To sum up, the utility model discloses following useful technological effect has:
1. through setting up the turbulent flow board, played the effect that fine restriction was rocked to the heat transfer pipe, can improve shell and tube heat exchanger's stability, improve shell and tube heat exchanger's life.
2. The turbulent flow plate can be composed of 1/2 of the disc grid plates and also can be composed of 1/4 of the disc grid plates, and the application scene of the turbulent flow plate is widened.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.
Fig. 2 is a schematic view of the installation of the turbulent plate structure of embodiment 1 of the present invention.
Fig. 3 isbase:Sub>A cross-sectional viewbase:Sub>A-base:Sub>A of fig. 2.
Fig. 4 is a schematic structural diagram of embodiment 2 of the present invention.
Fig. 5 is a sectional view of embodiment 2 of the present invention
In the figure: 1. a turbulent flow plate; 2. mesh holes; 3. a heat exchange pipe; 4. a fixing rod; 5. a split-range partition plate; 6. sealing the hole; 7. a shell-and-tube heat exchanger shell; 8. a partition plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The present invention will be described in further detail with reference to the accompanying fig. 1-4.
In the related art, the heat exchange tubes in the shell-and-tube heat exchanger are fixed by adopting a metal net or a metal rod, so that the heat exchange efficiency is improved.
Example 1
The embodiment discloses a turbulent flow guiding device of a shell-and-tube heat exchanger, referring to fig. 1-3, the turbulent flow guiding device of the shell-and-tube heat exchanger comprises a turbulent flow plate 1, the turbulent flow plate 1 is of a disc structure, two vertical diameters divide the turbulent flow plate into a first area, a second area, a third area and a fourth area, a plurality of grid holes 2 are arranged in each area, the grid holes 2 arranged in the first area are axially symmetrical with the grid holes 2 arranged in the second area and the fourth area, the grid holes 2 arranged in the first area are centrally symmetrical with the grid holes 2 arranged in the third area with respect to a central point, the heat exchange tube 3 penetrates through the grid holes 2, the outer wall of the heat exchange tube 3 is tangent to the inner walls of the grid holes 2, the turbulent flow plate is of a symmetrical disc structure, the use of the shell-and-tube heat exchanger is facilitated, and the turbulent flow plate 1 is tangent to the grid holes 2, so that the heat exchange tube can better play a role of fixing, and the turbulent flow of a medium in the shell-and-tube heat exchanger can be facilitated to enhance the circulation of the medium in the shell-and-tube heat exchanger and improve the efficiency of the shell-and-tube heat exchanger.
Wear to establish two heat exchange tubes 3 at least in the net hole 2 that the marginal arc section department of every region was arranged, wear to establish rootless heat exchange tube 3 at most, wear to establish four heat exchange tubes 3 in net hole 2 of other positions in every region, and the outer wall of every heat exchange tube 3 is tangent with the inner wall of net hole 2, in order to adapt to the use of shell and tube heat exchanger, also can wear to establish one in every fixed orifices 2 of arc section border position with heat exchange tube 3 simultaneously, the net hole 2 of other regional positions also can only wear to establish a heat exchange tube 3 or wear to establish the heat exchange tube of other radical numbers more.
Turbulent flow board includes two plate disc grid boards, shell-and-tube heat exchanger turbulent flow guider still includes journey baffle 5 the interval sets up a plurality ofly on the journey baffle 5 turbulent flow board 1, one of them of turbulent flow board 1 half-disk grid board is fixed to be set up the upper surface of journey baffle 5, another half-disk grid board is fixed perpendicular below journey baffle 5, wide ampere 5 width with half-disk grid board's diameter is the same, constitutes turbulent flow board through setting up two half-disk grid boards, makes the utility model discloses can satisfy the binary channels or have the shell-and-tube heat exchanger of separation demand to the medium in the shell-and-tube heat exchanger, also can be right simultaneously 5 trompils of journey baffle form single channel shell-and-tube heat exchanger, use the utility model discloses a heat exchanger is used to the medium.
The turbulent flow guiding device of the shell-and-tube heat exchanger further comprises fixing rods 4, the fixing rods 4 are arranged on the outer edges of two adjacent turbulent flow plates 1 in a penetrating mode, the turbulent flow plates 1 are fixed through the fixing rods, and the fixing rods 4 can be arranged on the outer edges of the turbulent flow plates 1 in a penetrating mode or can be fixed on the outer edges of the turbulent flow plates 1 in a threaded mode or in a welded mode.
The outer edge of the turbulent flow plate 1 is provided with a plurality of sealing holes 6, a sealing ring is arranged between the turbulent flow plate 1 and the inner wall of the shell 7 of the shell-and-tube heat exchanger, the sealing strip is fixed in the sealing hole 6, the sealing hole can be used for sealing and fixing, and the sealing strip is fixed in the sealing hole 6.
Example 2
Referring to fig. 4-5, the technical features of this embodiment that are the same as those of embodiment 1 are not repeated, and the difference from embodiment 1 is that the turbulence plate 1 includes four 1/4 disc grid plates, the turbulence guiding device of the shell-and-tube heat exchanger further includes a partition plate 8, the partition plate 8 is cross-shaped, the partition plate 8 is provided with a plurality of turbulence plates 1, the four areas partitioned by the partition plate 8 are respectively provided with the 1/4 disc grid plates to form the turbulence plate 1, the width of the partition plate 8 is the same as the diameter of the turbulence plate 1, and by the above scheme, the utility model discloses not only can satisfy the use of a four-channel shell-and-tube heat exchanger, but also can satisfy the shell-and-tube heat exchanger having a partition requirement for a heat exchange medium, and also can open a hole on the partition plate 8 to change the four-channel shell-and-tube heat exchanger into a three-way pipe, a two-channel or a single-channel shell-and-tube heat exchanger.
The principle of the above embodiment is as follows: the shell-and-tube heat exchanger is internally provided with a disc-shaped turbulence plate, the turbulence plate is provided with grid holes, the turbulence plate is tightly connected with the heat exchange tube to fix the heat exchange tube and is used for limiting the shaking of the grid holes, meanwhile, gaps exist between the heat exchange tube and the grid holes, a heat exchange medium penetrates through the gaps, the grid holes can play a role in enhancing turbulence for the heat exchange medium, the heat exchange efficiency is improved, the turbulence plate is fixed on the split-range partition plate, a fixing rod is arranged between the turbulence plates and is used for fixing the turbulence plate and improving the stability of the turbulence plate, sealing holes are arranged, a sealing ring is arranged between the turbulence plate and the inner wall of the shell-and-tube heat exchanger, and the sealing ring is fixed in the sealing holes.
It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.
Above is the preferred embodiment of the utility model, not limit according to this the utility model discloses a protection scope, the event: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. A turbulent flow guiding device of a shell-and-tube heat exchanger is characterized in that: the heat exchange tube comprises a turbulent flow plate (1), wherein the turbulent flow plate (1) is of a disc-shaped structure, the turbulent flow plate (1) is divided into a first area, a second area, a third area and a fourth area by the diameters of two horizontal and vertical areas, a plurality of grid holes (2) are arranged in each area, the grid holes (2) arranged in the first area are symmetrical with the second area and the grid holes (2) arranged in the fourth area about the diameters, the grid holes (2) arranged in the first area are symmetrical with the grid holes (2) arranged in the third area about the center of a circle, the heat exchange tube (3) penetrates through the grid holes (2), and the outer wall of the heat exchange tube (3) is tangent to the inner wall of the grid holes (2).
2. The turbulent flow guiding device of the shell-and-tube heat exchanger of claim 1, wherein: wear to establish two heat exchange tubes (3) at least in net hole (2) that the marginal arc section department of every region arranged, wear to establish five heat exchange tubes (3) at most, wear to establish four heat exchange tubes (3) in net hole (2) of other positions in every region, and the outer wall of every heat exchange tube (3) is tangent with the inner wall of net hole (2).
3. The turbulent flow guiding device for the shell-and-tube heat exchanger as claimed in claim 1 or 2, wherein: the turbulent flow plate (1) comprises two semicircular disc grid plates.
4. The turbulent flow guiding device for the shell-and-tube heat exchanger as claimed in claim 3, wherein: the turbulent flow guiding device of the shell-and-tube heat exchanger further comprises a pass partition plate (5), a plurality of turbulent flow plates (1) are arranged on the pass partition plate (5) at intervals, one semicircular disc grid plate of the turbulent flow plates (1) is fixedly arranged on the upper surface of the pass partition plate (5), the other semicircular disc grid plate is fixedly vertical to the lower surface of the pass partition plate (5), and the width of the pass partition plate (5) is the same as the diameter of the semicircular disc grid plate.
5. The turbulence guiding device of a shell-and-tube heat exchanger as claimed in claim 1 or 2, wherein: the turbulent flow plate (1) comprises four 1/4 disc grid plates.
6. The turbulent flow guiding device of a shell-and-tube heat exchanger of claim 5, wherein: the turbulent flow guiding device of the shell-and-tube heat exchanger further comprises a partition plate (8), the partition plate (8) is in a cross shape, and a plurality of turbulent flow plates (1) are arranged on the partition plate (8); and the four areas partitioned by the partition plate (8) are respectively provided with the 1/4 disc grid plate to form the turbulent flow plate (1).
7. The turbulent flow guiding device of the shell-and-tube heat exchanger of claim 1, wherein: the turbulent flow guiding device of the shell-and-tube heat exchanger further comprises fixing rods (4), and the fixing rods (4) are arranged on the outer edges of two adjacent turbulent flow plates (1) in a penetrating mode.
8. The turbulent flow guiding device of the shell-and-tube heat exchanger of claim 1, wherein: the outer edge of the turbulent flow plate (1) is provided with a plurality of sealing holes (6), a sealing ring is arranged between the turbulent flow plate (1) and the inner wall of the shell (7) of the shell-and-tube heat exchanger, and the sealing ring is fixed in the sealing holes (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222608724.7U CN218443498U (en) | 2022-09-30 | 2022-09-30 | Turbulent flow guiding device of shell-and-tube heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222608724.7U CN218443498U (en) | 2022-09-30 | 2022-09-30 | Turbulent flow guiding device of shell-and-tube heat exchanger |
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| Publication Number | Publication Date |
|---|---|
| CN218443498U true CN218443498U (en) | 2023-02-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222608724.7U Active CN218443498U (en) | 2022-09-30 | 2022-09-30 | Turbulent flow guiding device of shell-and-tube heat exchanger |
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| Country | Link |
|---|---|
| CN (1) | CN218443498U (en) |
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2022
- 2022-09-30 CN CN202222608724.7U patent/CN218443498U/en active Active
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