CN216790933U

CN216790933U - Efficient chemical industry heat exchanger

Info

Publication number: CN216790933U
Application number: CN202122602956.7U
Authority: CN
Inventors: 赵道沛
Original assignee: Individual
Current assignee: Beijing Jiuyuan Technology Co.,Ltd.
Priority date: 2021-10-28
Filing date: 2021-10-28
Publication date: 2022-06-21
Anticipated expiration: 2031-10-28

Abstract

The utility model relates to the technical field of heat exchangers, in particular to an efficient chemical heat exchanger, which comprises a shell, baffle plates, tube bundles, tube plates, pore plates and end sockets, wherein a heat exchange cavity is arranged in the shell, the tube bundles are inserted in the heat exchange cavity, the baffle plates which are distributed in a vertically staggered manner are uniformly sleeved on the outer sides of the tube bundles, the two ends of the tube bundles are inserted in the tube plates, the tube plates are inserted in the two ends of the shell, and the pore plates are connected on the outer sides of the tube plates, and the efficient chemical heat exchanger has the advantages that: can make the fixed effect of tube bank stronger through setting up the tube sheet, it is more stable to use, and sealing connection between tube sheet and the shell, sealing connection between tube bank and the tube sheet, can effectively increase sealed effect, prevent to appear leaking the influence and use, sealing washer between tube bank and the tube sheet can also play the cushioning effect, can prevent that the condition that tube bank expend with heat and contract with cold and lead to exploding the pipe from appearing, improve the protection effect, still be equipped with filtration, can be with getting into the water filtration that is about to get into the tube bank, it influences the heat transfer to prevent to have debris to block up the tube bank.

Description

Efficient chemical industry heat exchanger

Technical Field

The utility model relates to the technical field of heat exchangers, in particular to a high-efficiency chemical heat exchanger.

Background

A heat exchanger (also called heat exchanger) is a device that transfers part of the heat of a hot fluid to a cold fluid. The heat exchanger plays an important role in chemical industry, petroleum industry, power industry, food industry and other industrial production, can be used as a heater, a cooler, a condenser, an evaporator, a reboiler and the like in chemical industry production, and is widely applied.

The heat exchanger in the prior art comprises a floating head type heat exchanger, a plate type heat exchanger, a U-shaped tube type heat exchanger and the like, the heat exchange amount is large in chemical production, the shell-and-tube type heat exchanger is generally adopted, high-efficiency and quick heat exchange can be realized, the using effect is good, the working efficiency is high, the sealing effect is not strong enough when the shell-and-tube type heat exchanger in the prior art is installed, water entering an end enclosure cannot be effectively filtered, the blocking of a tube bundle can be caused, the using effect is influenced, the fixing effect of the tube bundle is not strong enough, and therefore the utility model provides the high-efficiency chemical heat exchanger for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-efficiency chemical heat exchanger to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an efficient chemical industry heat exchanger, includes shell, baffle, tube bank, tube sheet, orifice plate and head, the inside heat transfer chamber that is equipped with of shell, the tube bank of pegging graft in the heat transfer chamber, the baffle of crisscross distribution about the even cover in the tube bank outside is established, peg graft in the tube sheet at the tube bank both ends, the tube sheet is pegged graft inside shell both ends, the orifice plate is connected in the tube sheet outside, the head is connected in the orifice plate outside, head, orifice plate, tube sheet pass through flange and shell both ends fixed sealing connection.

Preferably, one side of the upper end of the shell is welded and communicated with a hot water inlet, the other side of the lower end of the shell is welded and communicated with a hot water outlet, the hot water inlet and the hot water outlet are communicated with a valve, and the tail end of the hot water inlet is provided with a flange.

Preferably, the baffle is in a shape of a circular cake transversely cutting one third, limiting holes distributed in an annular array shape are formed in the baffle, and the tube bundle is inserted in the limiting holes.

Preferably, the tube plate is provided with jacks distributed in an annular array shape, the jacks are internally inserted with sealing rings, the tail ends of the two sides of the tube bundle are fixedly inserted in the sealing rings, and the middle of the tube plate protrudes inwards and is fixedly inserted in the two ends of the shell.

Preferably, a plurality of sieve pores which are uniformly distributed are formed in the middle of the pore plate, sealing gaskets are bonded on the outer rings of two sides of the pore plate, and the pore plate is fixedly connected between the seal head and the tube plate.

Preferably, the head is semicircle form, one end head tip welding intercommunication cold water entry, and the other end head tip welding intercommunication cold water export, the head edge protrusion is equipped with flange, orifice plate, tube sheet and shell edge are equipped with flange and correspond fixed connection with flange on the head.

Compared with the prior art, the utility model has the beneficial effects that:

the pipe plate is arranged, so that the pipe bundle fixing effect is stronger, the use is more stable, the pipe plate is in sealed connection with the shell, and the pipe bundle is in sealed connection with the pipe plate, so that the sealing effect can be effectively improved, the leakage is prevented from influencing the use, the sealing ring between the pipe bundle and the pipe plate can play a buffering role, the pipe explosion caused by the expansion caused by heat and the contraction caused by cold of the pipe bundle can be prevented, the protection effect is improved, the filtering structure is further arranged, the water entering the pipe bundle to be filtered can be filtered, and the influence of impurities on the heat exchange caused by the blockage of the pipe bundle is prevented.

Drawings

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

fig. 2 is a schematic structural view of the baffle plate of fig. 1.

In the figure: the heat exchanger comprises a shell 1, a heat exchange cavity 2, a hot water inlet 3, a hot water outlet 4, a baffle 5, a tube bundle 6, a tube plate 7, a jack 8, a sealing ring 9, a pore plate 10, a sealing gasket 11, a sealing head 12, a connecting flange 13, a cold water inlet 14, a cold water outlet 15 and a limiting hole 16.

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 only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 2, the present invention provides a technical solution: the utility model provides an efficient chemical industry heat exchanger, which comprises an outer shell 1, baffle 5, tube bank 6, tube sheet 7, orifice plate 10 and head 12, 1 inside heat transfer chamber 2 that is equipped with of shell, 2 interpolation tube bundles 6 in the heat transfer chamber, 6 outside even covers of tube bank establish crisscross baffle 5 about, 6 both ends of tube bank are pegged graft in tube sheet 7, tube sheet 7 is pegged graft inside 1 both ends of shell, 7 outside connection orifice plates 10 of tube sheet, head 12 is connected in the 10 outside of orifice plates, head 12, orifice plate 10, tube sheet 7 passes through flange 13 and 1 both ends fixed sealing connection of shell.

The utility model can be further set in such a way that one side of the upper end of the shell 1 is welded and communicated with a hot water inlet 3, the other side of the lower end of the shell 1 is welded and communicated with a hot water outlet 4, the hot water inlet 3 and the hot water outlet 4 are communicated with a valve, and the tail end of the hot water inlet 3 is provided with a flange.

The utility model can be further set that the baffle 5 is in a shape of a circular cake transversely cutting one third, the baffle 5 is provided with limit holes 16 distributed in an annular array shape, the tube bundles 6 are inserted in the limit holes 16, the positions of the tube bundles 6 can be limited through the baffle 5, so that the tube bundles 6 are kept stable, and the baffle 5 can block water flow, so that the flow is longer, the heat exchange path is prolonged, and the heat exchange effect is improved.

The utility model can be further set that the tube plate 7 is provided with jacks 8 distributed in an annular array shape, the seal rings 9 are inserted in the jacks 8, the tail ends of the two sides of the tube bundle 6 are inserted and fixed in the seal rings 9, the middle of the tube plate 7 protrudes inwards and is inserted and fixed in the two ends of the shell 1, the tube plate 7 can ensure that the tube bundle 6 is more stable after being installed, the sealing effect is increased, and the seal rings 9 can prevent the tube plate 7 or the tube bundle 6 from being damaged due to expansion caused by heat and contraction caused by cold of the tube bundle 6, so that the protection effect is increased.

The utility model can be further set that a plurality of uniformly distributed sieve pores are arranged in the middle of the pore plate 10, the sealing gaskets 11 are bonded on the outer rings of the two sides of the pore plate 10, the pore plate 10 is fixedly connected between the end socket 12 and the tube plate 7, water entering the tube bundle 6 can be filtered through the pore plate 10, impurities can be filtered, and the influence of impurities on the heat exchange effect caused by blocking the tube bundle 6 by the impurities is prevented.

The utility model can be further arranged in a way that the end socket 12 is in a semicircular shape, the end part of the end socket 12 at one end is welded and communicated with a cold water inlet 14, the end part of the end socket 12 at the other end is welded and communicated with a cold water outlet 15, the edge of the end socket 12 is convexly provided with a connecting flange 13, and the edges of the pore plate 10, the tube plate 7 and the shell 1 are provided with the connecting flanges 13 and are correspondingly and fixedly connected with the connecting flanges 13 on the end socket 12.

The working principle is as follows: when the heat exchanger works, cold water is injected into the end socket 12 through the cold water inlet 14, the end socket 12 is hermetically connected at two ends of the shell 1 through the connecting flange 13, the pore plate 10 and the tube plate 7 are connected between the end socket 12 and the shell 1, the tube plate 7 is connected inside two ends of the shell 1 in an inserting way, the pore plate 10 is fixedly connected at the outer side of the tube plate 7, the cold water is firstly filtered through the pore plate 10 from the end socket 12 and then enters the tube bundle 6 which is fixedly inserted in the tube plate 7, impurities in the cold water can be effectively filtered through the pore plate 10, the tube bundle 6 is prevented from being blocked by the impurities, the heat exchange effect is influenced, then hot water is injected into the heat exchange cavity 2 inside the shell 1 from the hot water inlet 3, the heat exchange process can be effectively prolonged through the blocking of the baffling baffle 5, the heat exchange effect is increased, the hot water tube bundle 6 is in contact with the cold water and the hot water, and the cold water is output from the cold water outlet 15 at the other end after the heat exchange is completed, hot water is output from the hot water outlet 4.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an efficient chemical industry heat exchanger, includes shell (1), baffling baffle (5), tube bank (6), tube sheet (7), orifice plate (10) and head (12), its characterized in that: shell (1) is inside to be equipped with heat transfer chamber (2), peg graft tube bank (6) in heat transfer chamber (2), baffle (5) that crisscross distribution about the even cover in tube bank (6) outside is established, peg graft in tube bank (6) both ends in tube sheet (7), tube sheet (7) are pegged graft inside shell (1) both ends, tube sheet (7) outside link plate (10), head (12) is connected in the orifice plate (10) outside, head (12), orifice plate (10), tube sheet (7) are through flange (13) and shell (1) both ends fixed sealing connection.

2. A high efficiency chemical heat exchanger as claimed in claim 1, wherein: the hot water inlet (3) is welded and communicated on one side of the upper end of the shell (1), the hot water outlet (4) is welded and communicated on the other side of the lower end of the shell (1), the hot water inlet (3) and the hot water outlet (4) are communicated with a valve, and a flange is arranged at the tail end of the valve.

3. A high efficiency chemical heat exchanger as claimed in claim 1, wherein: the baffle plate (5) is in a round cake shape transversely cutting one third, limiting holes (16) distributed in an annular array shape are formed in the baffle plate (5), and the tube bundle (6) is inserted into the limiting holes (16).

4. A high efficiency chemical heat exchanger as claimed in claim 1, wherein: the tube plate (7) is provided with jacks (8) distributed in an annular array shape, sealing rings (9) are inserted into the jacks (8), the tail ends of two sides of the tube bundle (6) are fixedly inserted into the sealing rings (9), and the middle of the tube plate (7) protrudes inwards and is fixedly inserted into two ends of the shell (1).

5. A high efficiency chemical heat exchanger as claimed in claim 1, wherein: a plurality of sieve meshes which are uniformly distributed are arranged in the middle of the pore plate (10), sealing gaskets (11) are bonded on the outer rings of the two sides of the pore plate (10), and the pore plate (10) is fixedly connected between the seal head (12) and the tube plate (7).

6. A high efficiency chemical heat exchanger as claimed in claim 1, wherein: head (12) are semicircle form, one end head (12) tip welding intercommunication cold water entry (14), other end head (12) tip welding intercommunication cold water export (15), head (12) edge protrusion is equipped with flange (13), orifice plate (10), tube sheet (7) and shell (1) edge are equipped with flange (13) and correspond fixed connection with flange (13) on head (12).