CN218566265U

CN218566265U - Connecting module and heat exchanger

Info

Publication number: CN218566265U
Application number: CN202223185794.2U
Authority: CN
Inventors: 刘莺歌; 石正平; 李玲
Original assignee: Funke Heat Exchanger Systems Changzhou Co ltd
Current assignee: Funke Heat Exchanger Systems Changzhou Co ltd
Priority date: 2022-11-29
Filing date: 2022-11-29
Publication date: 2023-03-03
Anticipated expiration: 2032-11-29

Abstract

The utility model relates to a heat exchange equipment field especially relates to a connection module and heat exchanger, include: the heating pipe, the first connecting component, the second connecting component and the sealing component are arranged on the outer wall of the heating pipe; the first connecting component is vertically arranged at one end close to the boss and provided with a first pressing part which is fixed on the tail part of the heating pipe; the vertical one end of keeping away from the boss of locating of second coupling assembling, second coupling assembling are equipped with the second and compress tightly the portion, and the second compresses tightly the portion fixed to the head of heating pipe, and seal assembly locates in first coupling assembling and the second coupling assembling, compares with welding mode among the prior art, the utility model discloses simple structure, easy to assemble and dismantlement have solved the problem that the tube sheet can warp or ftracture because the welding position is too much, set up seal ring subassembly and reach good sealed effect, have solved the problem of leaking because the welding seam is uneven between tube sheet and the heating pipe, improve product quality, the maintenance of being convenient for, reduce cost.

Description

Connecting module and heat exchanger

Technical Field

The utility model relates to a heat exchange equipment field especially relates to a linking module and heat exchanger.

Background

Heat exchangers, also known as heat exchangers, are a type of industrial application that transfers a hot fluid to a cold fluid. The heat exchangers have various types, are widely applied to industries, and are applied to urban centralized heat supply, chemical industry, factories and mines, machinery, buildings and the like. The heat exchanger is applied to various industries because of the great advantages of the heat exchanger, long service life, low maintenance cost, easy operation, convenient cleaning and capability of effectively increasing the heat transfer coefficient.

The shell-and-tube heat exchanger is the most commonly used heat exchanger and mainly comprises a shell, a heat transfer pipe, a baffle plate, a pipe plate, an end enclosure and the like, wherein the shell is mostly circular, a parallel pipe bundle or a spiral pipe is arranged in the shell, and two ends of the pipe bundle are fixed on the pipe plate. Two fluids for heat exchange in the shell-and-tube heat exchanger, wherein one fluid flows in the tube, and the stroke of the fluid is called as tube pass; the tube flows outside the tube, the stroke is called shell side, and the wall surface of the tube bundle is the heat transfer surface.

The heat transfer pipe and the tube sheet of shell and tube heat exchanger pass through welded fastening in prior art, because heat transfer pipe quantity is many, too much welded position leads to the tube sheet to warp easily or the fracture, and the welded joint is inhomogeneous to lead to the leakproofness not good, and phenomena such as seepage take place easily for heat transfer pipe and tube sheet reduce product quality, and the welded fastening mode can not be dismantled, and inconvenient maintenance is changed a certain heat transfer pipe in the future, increase cost.

The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art that is already known to a person skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model provides a connection module and heat exchanger to effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a connection module and a heat exchanger include:

the heating pipe is horizontally arranged along the length direction, one end of the heating pipe is provided with a boss, and the diameter of the boss is larger than that of the heating pipe;

the first connecting assembly is vertically arranged at one end close to the boss, and is provided with a first pressing part which is fixed on the tail part of the heating pipe;

the second connecting assembly is vertically arranged at one end of the boss, a second pressing portion is arranged on the second connecting assembly, and the second pressing portion is fixed to the head of the heating pipe.

And the sealing assembly is arranged in the first connecting assembly and the second connecting assembly.

Furthermore, the first connecting assembly is provided with a first tube plate, a first round hole is formed in one side, close to the boss, of the first tube plate, a second round hole is concentrically formed in the bottom of the first round hole, the second round hole penetrates through the first tube plate, the diameter of the first round hole is the same as that of the boss, the diameter of the second round hole is directly the same as that of the heating tube, and a first internal thread is formed in the outer circular surface of the first round hole.

Furthermore, a first sealing ring is arranged on the bottom surface of the first round hole, the boss is arranged on the first sealing ring, and the first pressing portion is arranged on the boss.

Further, a first external thread is arranged on the outer surface of the first pressing part, and the first external thread is meshed with the first internal thread.

Further, a first through hole is formed in the first pressing portion, and a first inner hexagonal hole is formed in one side, far away from the boss, of the first through hole.

Further, the second connecting component is provided with a second tube plate, one side, away from the heating tube head, of the second tube plate is provided with a third round hole, the bottom of the third round hole is concentrically provided with a fourth round hole, the fourth round hole penetrates through the second tube plate, the diameter of the third round hole is larger than that of the fourth round hole, the diameter of the fourth round hole is directly the same as that of the heating tube, and a part, away from one side of the fourth round hole, of the third round hole is provided with a second internal thread.

Furthermore, a second sealing ring is arranged on the bottom face of the third round hole, a first pressing ring is arranged on the second sealing ring, a third sealing ring is arranged on the first pressing ring, a second pressing ring is arranged on the third sealing ring, a second pressing portion is arranged on the second pressing ring, and the second sealing ring is sleeved on the first pressing ring, the third sealing ring and the second pressing ring in the diameter of the top of the heating pipe.

Further, the outer circular surface of the second pressing portion is provided with a second external thread, and the second external thread and the second internal thread are meshed with each other.

Further, the heating pipe head is provided with a first conical surface, the second pressing portion is internally close to a first conical hole is formed in one side of the first conical surface, the first conical hole presses the first conical surface, a second hexagonal hole is formed in the bottom surface of the first conical hole, and the second hexagonal hole penetrates through the second pressing portion.

The utility model discloses in still include a heat exchanger, including a plurality of linking module as foretell, a plurality of linking module diameter direction parallel arrangement locate in the casing.

The beneficial effects of the utility model are that: the utility model discloses a through setting up heating pipe, first connecting elements, second connecting elements and seal assembly, the heating pipe is placed along length direction level, heating pipe one end is equipped with the boss, the boss diameter is greater than heating pipe diameter; the first connecting assembly is vertically arranged at one end close to the boss, the first connecting assembly is provided with a first pressing part, and the first pressing part is used for fixing one end of the heating pipe close to the boss; the vertical locating of second coupling assembling is kept away from the one end of boss, second coupling assembling is equipped with the second and compresses tightly the portion, the second compresses tightly the portion right the heating pipe is kept away from the one end of boss fixed, seal assembly locates first coupling assembling with in the second coupling assembling, compare with welding mode among the prior art, the utility model discloses simple structure, easy to assemble and dismantlement have solved the problem that the tube sheet can warp or ftracture because of the welding position is too much, set up the sealing washer subassembly and reach good sealed effect, have solved between tube sheet and the heating pipe because the uneven problem of leaking of welding seam, improve product quality, the maintenance of being convenient for, reduce cost.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a cross-sectional view of a connection module taken along the center;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is an enlarged view of a portion of FIG. 1 at B;

FIG. 4 is a schematic structural view of the first compressing portion;

FIG. 5 is a schematic structural view of the second pressing portion;

fig. 6 is a schematic view of the heat exchanger with a portion of the housing removed showing the internal connection module.

Reference numerals: 1. heating a tube; 11. a boss; 12. a first tapered surface; 2. a first connection assembly; 21. a first pressing part; 211. a first external thread; 212. a first through hole; 213. a first hexagon socket; 22. a first tubesheet; 221. a first circular hole; 221a, a first internal thread; 222. a second circular hole; 3. a second connection assembly; 31. a second pressing part; 311. a second external thread; 32. a second tube sheet; 321. a third circular hole; 321a, a second internal thread; 322. a fourth circular hole; 323. a first tapered bore; 324. a second hexagonal socket; 4. a seal assembly; 41. a first seal ring; 42. a second seal ring; 43. a third seal ring; 44. a first pressure ring; 45. a second pressure ring; 5. a housing; 10. and connecting the modules.

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.

In the description of the present invention, it should be noted that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 6: a connection module and a heat exchanger include:

the heating pipe 1 is characterized in that the heating pipe 1 is horizontally arranged along the length direction, a boss 11 is arranged at the tail of the heating pipe 1, and the diameter of the boss 11 is larger than that of the heating pipe 1;

the first connecting component 2 is vertically arranged at one end close to the boss 11, the first connecting component 2 is provided with a first pressing part 21, and the first pressing part 21 is used for fixing one end, close to the boss 11, of the heating pipe 1;

the second connecting component 3 is vertically arranged at one end far away from the boss 11, the second connecting component 3 is provided with a second pressing part 31, and the second pressing part 31 fixes one end of the heating pipe 1 far away from the boss 11;

and the sealing assembly 4 is arranged in the first connecting assembly 2 and the second connecting assembly 3.

The sealing component 4 needs to adopt a high-temperature resistant sealing ring, so that the use requirement of high temperature is met.

By arranging the heating pipe 1, the first connecting component 2, the second connecting component 3 and the sealing component 4, the heating pipe 1 is horizontally arranged along the length direction, the tail part of the heating pipe 1 is provided with a boss 11, and the diameter of the boss 11 is larger than that of the heating pipe 1; the first connecting component 2 is vertically arranged at one end close to the boss 11, the first connecting component 2 is provided with a first pressing part 21, and the first pressing part 21 is fixed at one end of the heating pipe 1 close to the boss 11; the vertical one end of keeping away from boss 11 of locating of second coupling assembling 3, second coupling assembling 3 is equipped with second portion 31 that compresses tightly, and the second portion 31 that compresses tightly is fixed to the one end that boss 11 was kept away from to heating pipe 1, and seal assembly 4 is located in first coupling assembling 2 and the second coupling assembling 3, compares with welding mode among the prior art, the utility model discloses simple structure, easy to assemble and dismantlement have solved the problem that the tube sheet can warp or ftracture because of the welding position is too much, set up seal ring subassembly and reach good sealed effect, have solved between tube sheet and the heating pipe 1 because the uneven problem of leaking of welding seam, improve product quality, the maintenance of being convenient for, reduce cost.

Preferably, the first connection assembly 2 is provided with a first tube plate 22, a first circular hole 221 is formed in one side, close to the boss 11, of the first tube plate 22, a second circular hole 222 is concentrically formed in the bottom of the first circular hole 221, the second circular hole 222 penetrates through the first tube plate 22, the diameter of the first circular hole 221 is the same as that of the boss 11, the diameter of the second circular hole 222 is directly the same as that of the heating tube 1, and a first internal thread 221a is formed in the outer circumferential surface of the first circular hole 221.

Through setting up first coupling group 2 and being equipped with first tube sheet 22, first tube sheet 22 is immobile, first tube sheet 22 is close to boss 11 one side and is equipped with first round hole 221, first round hole 221 bottom is equipped with second round hole 222 with one heart, second round hole 222 runs through first tube sheet 22, first round hole 221 diameter is the same with boss 11 diameter, second round hole 222 is direct the same with heating pipe 1 diameter, the outer disc of first round hole 221 is equipped with first internal thread 221a, in the first round hole 221, heating pipe 1 length direction and diameter direction are fixed.

In this embodiment, the first circular hole 221 is provided with a first sealing ring 41 on the bottom surface, the first sealing ring 41 is provided with a boss 11, and the boss 11 is provided with a first pressing portion 21.

Through setting up first round hole 221 bottom surface and being equipped with first sealing washer 41, be equipped with boss 11 on the first sealing washer 41, be equipped with first clamping part 21 on the boss 11, when first clamping part 21 locked heating pipe 1, first clamping part 21 compressed tightly first sealing washer 41 again, played sealed effect.

The first pressing portion 21 has a first external thread 211 on an outer surface thereof, and the first external thread 211 is engaged with the first internal thread 221a.

In the above embodiment, preferably, the first pressing portion 21 has a first through hole 212 therein, and the first through hole 212 has a first hexagon socket 213 on a side away from the boss 11.

For the convenience of installation, a first through hole 212 is formed in the first pressing portion 21, a first hexagon socket 213 is formed in one side of the first through hole 212, which is far away from the boss 11, and the first hexagon socket 213 can be installed by a manual wrench or by an electric method.

When installing heating pipe 1 afterbody, pack into first sealing washer 41 in the sealing washer recess of first round hole 221 bottom surface, pass first tube sheet 22 with the head of heating pipe 1 again, make the side of boss 11 push down first sealing washer 41, then twist first portion 21 that compresses tightly into first round hole 221, thereby compress tightly boss 11, make boss 11 compress tightly the sealing washer, sealed effect has been played, because first portion 21 and the second portion 31 that compresses tightly are fixed, it can be spacing with heating pipe 1 to compress tightly boss 11 with heating pipe 1 through first portion 21 that compresses tightly. The parts are simple and the installation is convenient.

In this embodiment, the second connection assembly 3 is provided with a second tube plate 32, a third circular hole 321 is provided on a side of the second tube plate 32 away from the head of the heating tube 1, a fourth circular hole 322 is concentrically provided at the bottom of the third circular hole 321, the fourth circular hole 322 penetrates through the second tube plate 32, the diameter of the third circular hole 321 is larger than that of the fourth circular hole 322, the diameter of the fourth circular hole 322 is directly the same as that of the heating tube 1, and a second internal thread 321a is provided on a side of the third circular hole 321 away from the fourth circular hole 322.

The second tube plate 32 is arranged by arranging the second connecting component 3, the second tube plate 32 is fixed, a third round hole 321 is formed in one side, away from the head of the heating tube 1, of the second tube plate 32, a fourth round hole 322 is concentrically formed in the bottom of the third round hole 321, the fourth round hole 322 penetrates through the second tube plate 32, the diameter of the third round hole 321 is larger than that of the fourth round hole 322, the fourth round hole 322 is directly the same as that of the heating tube 1, and a second internal thread 321a is formed in one side, away from the fourth round hole 322, of the third round hole 321.

The bottom surface of the third round hole 321 is provided with a second sealing ring 42, the second sealing ring 42 is provided with a first pressing ring 44, the first pressing ring 44 is provided with a third sealing ring 43, the third sealing ring 43 is provided with a second pressing ring 45, the second pressing ring 45 is provided with a second pressing portion 31, and the second sealing ring 42, the first pressing ring 44, the third sealing ring 43 and the second pressing ring 45 are sleeved on the diameter of the top of the heating pipe 1.

As a preference of the above embodiment, the outer circumferential surface of the second pressing portion 31 is provided with a second external thread 311, and the second external thread 311 and the second internal thread 321a are engaged with each other.

In this embodiment, the head of the heating tube 1 is provided with a first tapered surface 12, one side of the second pressing portion 31 close to the first tapered surface 12 is provided with a first tapered hole 323, the first tapered hole 323 presses the first tapered surface 12, the bottom surface of the first tapered hole 323 is provided with a second hexagon socket 324, and the second hexagon socket 324 penetrates through the second pressing portion 31.

In order to facilitate installation, a first tapered hole 323 is formed in the second pressing portion 31 and close to one side of the first tapered surface 12, the first tapered hole 323 presses the first tapered surface 12, a second hexagon socket 324 is formed in the bottom surface of the first tapered hole 323, the second hexagon socket 324 penetrates through the second pressing portion 31, the second hexagon socket 324 can be installed through a manual wrench, or can be installed in an electric mode, the second hexagon socket 324 penetrates through the second pressing portion 31, and the second hexagon socket 324 plays a role in water passing.

Through setting up that the inside portion that is close to first conical surface 12 of second portion 31 that compresses tightly is equipped with first bell mouth 323, the heating pipe passes first portion 21 and the second portion 31 that compresses tightly and plays the effect of installation direction, easy to assemble.

When installing 1 head of heating pipe, in heating pipe 1 inserted fourth round hole 322, in proper order with second sealing washer 42, first clamping ring 44, third sealing washer 43 and second clamping ring 45 pack into in the third round hole 321, second sealing washer 42 promptly, first clamping ring 44, on third sealing washer 43 and the 45 cover of second clamping ring established heating pipe 1 top diameter, twist in second clamping part 31, second clamping part 31 compresses tightly first clamping ring 44, make second sealing washer 42 warp, second clamping part 31 is tight to second clamping ring 45, make third sealing washer 43 shape, and reach sealed effect, first bell mouth 323 compresses tightly the conical surface, prevent the radial shake of heating pipe 1, it is more stable.

When the heating pipe is detached, the first pressing portion 21 and the second pressing portion 31 are screwed out, the heating pipe 1 is drawn out from the hole, and the heating pipe 1 can be replaced independently, so that the operation is convenient, and the maintenance difficulty and cost are reduced.

As shown in fig. 6, the present embodiment further includes a heat exchanger, which includes a plurality of connection modules 10 as described above, and the connection modules 10 are arranged in parallel in the diameter direction in the housing 5.

It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A connection module, comprising:

the heating pipe (1) is horizontally arranged along the length direction, a boss (11) is arranged at one end of the heating pipe (1), and the diameter of the boss (11) is larger than that of the heating pipe (1);

the first connecting component (2) is vertically arranged at one end close to the boss (11), the first connecting component (2) is provided with a first pressing part (21), and the first pressing part (21) is fixed at one end, close to the boss (11), of the heating pipe (1);

the second connecting assembly (3) is vertically arranged at one end far away from the boss (11), the second connecting assembly (3) is provided with a second pressing part (31), and the second pressing part (31) is used for fixing one end, far away from the boss (11), of the heating pipe (1);

a sealing component (4), the sealing component (4) is arranged in the first connecting component (2) and the second connecting component (3).

2. The connection module according to claim 1, wherein the first connection assembly (2) is provided with a first tube plate (22), a first round hole (221) is formed in one side of the first tube plate (22) close to the boss (11), a second round hole (222) is concentrically formed in the bottom of the first round hole (221), the second round hole (222) penetrates through the first tube plate (22), the diameter of the first round hole (221) is the same as that of the boss (11), the diameter of the second round hole (222) is directly the same as that of the heating tube (1), and a first internal thread (221 a) is formed on the outer circumferential surface of the first round hole (221).

3. The connecting module according to claim 2, wherein the bottom surface of the first circular hole (221) is provided with a first sealing ring (41), the boss (11) is arranged on the first sealing ring (41), and the first pressing portion (21) is arranged on the boss (11).

4. The connection module according to claim 2, wherein the first pressing portion (21) is externally provided with a first external thread (211), and the first external thread (211) is engaged with the first internal thread (221 a).

5. The connection module according to claim 1, wherein the first pressing portion (21) is provided with a first through hole (212) therein, and a first hexagon socket hole (213) is provided at a side of the first through hole (212) away from the boss (11).

6. The connection module according to claim 1, characterized in that the second connection assembly (3) is provided with a second tube plate (32), a third round hole (321) is provided at a side of the second tube plate (32) away from the head of the heating tube (1), a fourth round hole (322) is concentrically provided at the bottom of the third round hole (321), the fourth round hole (322) penetrates through the second tube plate (32), the diameter of the third round hole (321) is larger than that of the fourth round hole (322), the diameter of the fourth round hole (322) is directly the same as that of the heating tube (1), and a second internal thread (321 a) is provided at a side of the third round hole (321) away from the fourth round hole (322).

7. The connecting module according to claim 6, characterized in that a second sealing ring (42) is arranged on the bottom surface of the third round hole (321), a first pressing ring (44) is arranged on the second sealing ring (42), a third sealing ring (43) is arranged on the first pressing ring (44), a second pressing ring (45) is arranged on the third sealing ring (43), a second pressing portion (31) is arranged on the second pressing ring (45), and the second sealing ring (42), the first pressing ring (44), the third sealing ring (43) and the second pressing ring (45) are sleeved on the diameter of the top of the heating pipe (1).

8. The connection module according to claim 6, wherein the second pressing portion (31) is provided at an outer circumferential surface thereof with a second external thread (311), and the second external thread (311) and the second internal thread (321 a) are engaged with each other.

9. The connection module according to claim 1, characterized in that the heating tube (1) is provided with a first conical surface (12) at the head, a first conical hole (323) is provided inside the second pressing portion (31) on the side close to the first conical surface (12), the first conical hole (323) presses the first conical surface (12), a second hexagon socket hole (324) is provided on the bottom surface of the first conical hole (323), and the second hexagon socket hole (324) penetrates through the second pressing portion (31).

10. A heat exchanger comprising a plurality of connection modules according to any one of claims 1 to 9, wherein a plurality of said connection modules are arranged in a diametric parallel arrangement within a housing.