CN211527171U

CN211527171U - Novel tubular heat exchanger

Info

Publication number: CN211527171U
Application number: CN201922466150.2U
Authority: CN
Inventors: 王德甫; 冯杰
Original assignee: Jiangsu Sheng Xin Special Equipment Co ltd
Current assignee: Jiangsu Sheng Xin Special Equipment Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-18
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a novel tubular heat exchanger, the welding of barrel both ends has first flange, first head with the side welding that the second head is relative has the second flange, first flange with be equipped with the combined seal circle between the second flange, first flange with install the bolt between the second flange, the bolt passes through the nut and fixes, the tube sheet is installed to the barrel both sides, install heliciform tube bank and a plurality of baffling board in the barrel, tube bank internally mounted has the incrustation scale adsorption plate, the handle is installed at incrustation scale adsorption plate both ends, the tube bank runs through the baffling board with the tube sheet. The utility model discloses a set up composite seal for sealing performance between barrel and the head improves, adsorbs water through the incrustation scale adsorption plate, prevents that the tube bank from blockking up, makes the heat exchanger dismantle and wash more convenient through setting up first flange and second flange.

Description

Novel tubular heat exchanger

Technical Field

The utility model relates to a novel tubular heat exchanger belongs to heat exchanger technical field.

Background

The heat exchanger is an energy-saving device for realizing heat exchange between materials, and is widely applied to various fields of national economy. Currently, most heat exchangers are single tube heat exchangers or plate heat exchangers. However, the existing large multi-tube heat exchanger has the problems of low efficiency, low sealing performance, more water scales, difficulty in disassembly and cleaning and the like.

Therefore, there is a need to provide a new tubular heat exchanger to solve the above problems.

SUMMERY OF THE UTILITY MODEL

A primary object of the utility model is to provide a novel tubular heat exchanger is through setting up composite seal for sealing performance between barrel and the head improves, adsorbs water through the incrustation scale adsorption plate, prevents that the tube bank from blockking up, makes the heat exchanger dismantle and wash more convenient through setting up first flange and second flange.

The purpose of the utility model can be achieved by adopting the following technical scheme:

a novel tubular heat exchanger comprises a cylinder body, a first seal head and a second seal head, wherein the top of the cylinder body is provided with a shell pass inlet, the bottom of the cylinder body is provided with a bracket and a shell pass outlet, one side of the first seal head, which is opposite to the second seal head, is respectively provided with a tube pass outlet and a tube pass inlet, first flanges are welded at two ends of the cylinder body, a second flange is welded on one side surface of the first seal head opposite to the second seal head, a composite sealing ring is arranged between the first flange and the second flange, a bolt is arranged between the first flange and the second flange, the bolt is fixed by a nut, tube plates are arranged on two sides of the cylinder, a spiral tube bundle and a plurality of baffle plates are arranged in the cylinder, the scale adsorption plate is arranged in the tube bundle, handles are arranged at two ends of the scale adsorption plate, and the tube bundle penetrates through the baffle plate and the tube plate.

Preferably, the composite sealing ring comprises a first sealing layer, a second sealing layer and a third sealing layer, and the outer surfaces of the first sealing layer, the second sealing layer and the third sealing layer are coated with waterproof and heat-resistant coatings.

Preferably, annular bulges are arranged on the top and the bottom of the second sealing layer, annular grooves matched with the annular bulges are formed in the bottom of the first sealing layer and the top of the third sealing layer, round holes are formed in the top and the bottom of the second sealing layer, and spherical bulges matched with the round holes are arranged on the bottom of the first sealing layer and the top of the third sealing layer.

Preferably, the spherical protrusions are uniformly arranged on both sides of the annular groove.

Preferably, the first sealing layer, the second sealing layer and the third sealing layer are made of high-temperature-resistant and high-pressure-resistant materials.

Preferably, one end of the tube bundle extends into the first head, and the other end of the tube bundle extends into the second head.

Preferably, the opposite side surfaces of the first flange and the second flange are provided with grooves, and the composite sealing ring is embedded into a cavity formed by the first flange and the second flange.

Preferably, the scale adsorption plate has a hollow structure with a plurality of pores on both the upper and lower surfaces, and the scale adsorption plate is filled with an adsorbent.

The utility model has the advantages of:

1. the utility model increases the contact area between the tube bundle and the medium in the cylinder by arranging the tube bundle into a spiral shape, and improves the transfer efficiency of the heat carried by the medium, thereby improving the working efficiency of the heat exchanger;

2. the utility model discloses an annular arch, annular groove, spherical arch and round hole are in the same place first sealing layer, second sealing layer and third sealing layer close combination, have improved the sealing performance between barrel and first head and the second head to the heat exchange efficiency of heat exchanger has been strengthened.

3. The utility model discloses a set up the incrustation scale adsorption plate and adsorb the incrustation scale in to the tube bank, prevent that the incrustation scale from piling up for a long time, corroding the tube bank to the damage of heat exchanger has been reduced to a certain extent.

4. The utility model discloses a set up first flange and second flange to fix through the bolt, when the heat exchanger damages, each part of dismantlement that can be convenient washs or overhauls, when spare part damages, does not need abandon whole heat exchanger, only need dismantle the spare part of damage change can.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is a schematic structural view of the sealing ring of the present invention;

fig. 4 is an enlarged view of the structure at a of the present invention.

In the figure: 1-a first end socket, 2-a second end socket, 3-a barrel, 4-a tube pass outlet, 5-a tube pass inlet, 6-a shell pass inlet, 7-a shell pass outlet, 8-a liquid discharge outlet, 9-a support, 10-a first flange, 11-a second flange, 12-a bolt, 13-a composite sealing ring, 14-a baffle plate, 15-a tube bundle, 16-a scale adsorption plate, 17-a first sealing layer, 18-a second sealing layer, 19-a third sealing layer, 20-an annular bulge, 21-an annular groove, 22-a round hole, 23-a spherical bulge, 24-a tube plate and 25-a waterproof heat-resistant coating.

Detailed Description

In order to make the technical solutions of the present invention clearer and clearer for those skilled in the art, the present invention will be described in further detail with reference to the following embodiments and the accompanying drawings, but the embodiments of the present invention are not limited thereto.

As shown in fig. 1-3, the novel tubular heat exchanger provided by this embodiment includes a cylinder 3, a first end enclosure 1 and a second end enclosure 2, a shell pass inlet 6 is installed at the top of the cylinder 3, a support 9 and a shell pass outlet 7 are installed at the bottom of the cylinder 3, a tube pass outlet 4 and a tube pass inlet 5 are respectively installed at one side of the first end enclosure 1 opposite to the second end enclosure 2, first flanges 10 are welded at two ends of the cylinder 3, a second flange 11 is welded at one side of the first end enclosure 1 opposite to the second end enclosure 2, a composite seal ring 13 is arranged between the first flange 10 and the second flange 11, bolts 12 are installed between the first flange 10 and the second flange 11, the bolts 12 are fixed by nuts, tube plates 24 are installed at two sides of the cylinder 3, a spiral tube bundle 15 and a plurality of baffle plates 14 are installed in the cylinder 3, a scale adsorption plate 16 is installed inside the tube bundle 15, and handles are installed at two ends of, tube bank 15 runs through baffling board 14 and tube sheet 24, fluid when needs heating gets into second head 2 from tube side import 5, get into tube bank 15 back, carry out heat conversion with the heating medium in the barrel 3, then flow out through tube side export 4 again, thereby reach the purpose of heat transfer, when fluid in tube bank 15 is the medium of easy scale deposit, easily pile up inside tube bank 15 at the heat transfer in-process, it adsorbs the incrustation scale to be equipped with incrustation scale adsorption plate 16 in tube bank 15, prevent to pile up for a long time and block up tube bank 15, and then cause the damage of heat exchanger, when needs wash or change spare part, loosen bolt 12 soon, separate first flange 10 and second flange 11, then wash or change, after will wash or the spare part after the change install back the normal position can.

In this embodiment, the composite sealing ring 13 includes a first sealing layer 17, a second sealing layer 18 and a third sealing layer 19, the outer surfaces of the first sealing layer 17, the second sealing layer 18 and the third sealing layer 19 are coated with a waterproof and heat-resistant coating 25, and the waterproof and heat-resistant coating is provided to prevent the composite sealing ring 13 from deforming at high temperature and high pressure, thereby reducing the sealing effect.

In this embodiment, be equipped with annular protrusion 20 on second sealing layer 18 top and the bottom, first sealing layer 17 bottom and third sealing layer 19 top have been seted up with annular protrusion 20 assorted annular groove 21, be equipped with round hole 22 on second sealing layer 18 top and the bottom, first sealing layer 17 bottom and third sealing layer 19 top install with round hole 22 assorted spherical protrusion 23, annular protrusion 20 and annular groove 21, spherical protrusion 23 and the mutual gomphosis of round hole 22, it warp to avoid compound sealing washer 13 to receive the extrusion back, the displacement takes place, further avoid leading to the sealing performance variation, the emergence of the low condition of heat exchange efficiency.

In the present embodiment, the spherical protrusions 23 are uniformly provided on both sides of the annular groove 21.

In this embodiment, the first sealing layer 17, the second sealing layer 18, and the third sealing layer 19 are made of a high temperature and high pressure type material.

In this embodiment, one end of tube bundle 15 extends to in first head 1, and the other end of tube bundle 15 extends to in second head 2, and the both ends of tube bundle 15 are not fixed on tube sheet 24, just can wash as required or change when tube bundle 15 needs to wash or change, prevents the waste of whole tube sheet 24 and tube bundle 15.

In this embodiment, set up flutedly on the relative side of first flange 10 and second flange 11, compound sealing washer 13 imbeds in the synthetic die cavity of first flange 10 and second flange 11, and compound sealing washer 13 is installed in the die cavity for barrel 3 and head sealing connection have strengthened the leakproofness between the two, improve heat exchange efficiency.

In this embodiment, the scale adsorption plate 16 is a hollow structure with a plurality of pores on the upper and lower surfaces, and the adsorbent is filled in the scale adsorption plate 16 and adsorbs the scale in the tube bundle 15, thereby effectively reducing the scale blockage in the tube bundle 15.

The utility model discloses a theory of operation is: the medium in the cylinder 3 is heating medium, the medium in the tube bundle 15 is fluid to be heated, when the fluid to be heated enters the second end socket 2 from the tube side inlet 5, the fluid enters the tube bundle 15 and then carries out heat conversion with the heating medium in the cylinder 3, then flows out through the process outlet 4, thereby achieving the purpose of heat exchange, when the fluid in the tube bundle 15 is a medium easy to scale, is easy to accumulate inside the tube bundle 15 in the heat exchange process, the scale adsorption plate 16 arranged in the tube bundle 15 adsorbs the scale, the tube bundle 15 is prevented from being blocked due to long-time accumulation, thereby causing the damage of the heat exchanger, when the cleaning or the replacement of parts is needed, the medium in the cylinder 3 and the medium in the tube bundle 15 are discharged through the liquid outlet 8, the bolt 12 is unscrewed, the first flange 10 and the second flange 11 are separated, and then cleaning or replacing the parts, and installing the cleaned or replaced parts back to the original position.

Above, only the further embodiments of the present invention are shown, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can replace or change the technical solution and the concept of the present invention within the protection scope of the present invention.

Claims

1. The utility model provides a novel tubular heat exchanger, includes barrel (3), first head (1) and second head (2), shell side import (6) are installed at barrel (3) top, support (9) and shell side export (7) are installed to the bottom of barrel (3), first head (1) with tube side export (4) and tube side import (5), its characterized in that are installed respectively to one side that second head (2) were carried on the back mutually: barrel (3) both ends welding has first flange (10), first head (1) with second head (2) relative side welding has second flange (11), first flange (10) with be equipped with composite seal circle (13) between second flange (11), first flange (10) with install bolt (12) between second flange (11), bolt (12) are fixed through the nut, tube sheet (24) are installed to barrel (3) both sides, install heliciform tube bank (15) and a plurality of baffling board (14) in barrel (3), tube bank (15) internally mounted has incrustation scale adsorption plate (16), the handle is installed at incrustation scale adsorption plate (16) both ends, tube bank (15) run through baffling board (14) with tube sheet (24).

2. The novel tube heat exchanger of claim 1, wherein: the composite sealing ring (13) comprises a first sealing layer (17), a second sealing layer (18) and a third sealing layer (19), and the outer surfaces of the first sealing layer (17), the second sealing layer (18) and the third sealing layer (19) are coated with a waterproof heat-resistant coating (25).

3. The novel tube heat exchanger of claim 2, wherein: be equipped with annular arch (20) on second sealing layer (18) top and the bottom, first sealing layer (17) bottom with third sealing layer (19) top seted up with annular arch (20) assorted annular groove (21), be equipped with round hole (22) on second sealing layer (18) top and the bottom, first sealing layer (17) bottom with third sealing layer (19) top install with round hole (22) assorted spherical protruding (23).

4. The novel tube heat exchanger of claim 3, wherein: the spherical protrusions (23) are uniformly arranged on two sides of the annular groove (21).

5. The novel tube heat exchanger of claim 2, wherein: the first sealing layer (17), the second sealing layer (18) and the third sealing layer (19) are made of high-temperature-resistant and high-pressure-resistant materials.

6. The novel tube heat exchanger of claim 1, wherein: one end of the tube bundle (15) extends into the first seal head (1), and the other end of the tube bundle (15) extends into the second seal head (2).

7. The novel tube heat exchanger of claim 1, wherein: the side face, opposite to the first flange (10) and the second flange (11), is provided with a groove, and the composite sealing ring (13) is embedded into a cavity formed by the first flange (10) and the second flange (11).

8. The novel tube heat exchanger of claim 1, wherein: the scale adsorption plate (16) is of a hollow structure with a plurality of pores on the upper surface and the lower surface, and an adsorbent is filled in the scale adsorption plate (16).