CN210522194U

CN210522194U - Graphite falling film absorber

Info

Publication number: CN210522194U
Application number: CN201921157192.1U
Authority: CN
Inventors: 单玉楼; 梅德乔; 钟爱华
Original assignee: Dongtai Tonggang Graphite Equipment Co ltd
Current assignee: Dongtai Tonggang Graphite Equipment Co ltd
Priority date: 2019-07-23
Filing date: 2019-07-23
Publication date: 2020-05-15
Anticipated expiration: 2029-07-23

Abstract

The utility model discloses a graphite falling liquid film absorber relates to absorber technical field. The utility model discloses a cooling absorption section of thick bamboo, the inner wall of cooling absorption section of thick bamboo both ends mouth all is fixed with the spacing ring, and cooling absorption section of thick bamboo inner wall rotates and is connected with two tube sheets, is fixed with heat exchanger tube bank between two tube sheets, and a tube sheet surface rotates with a spacing ring surface to be connected, and the upper cover top rotates through the bearing and is connected with the axostylus axostyle, and axostylus axostyle one end runs through a tube sheet and is connected with a fixed surface of another tube sheet, and the outer top fixed mounting of upper cover has the. The utility model discloses a design of spacing ring, axostylus axostyle and motor makes in the even underground heat exchanger tube bank of absorption liquid, guarantees that the absorption liquid in the heat exchanger tube bank distributes evenly, has avoided the absorption liquid in the heat exchanger tube bank of current shell and tube graphite falling film absorber to distribute unevenly, causes the problem that the cooling absorption efficiency of graphite falling film absorber descends.

Description

Graphite falling film absorber

Technical Field

The utility model belongs to the technical field of the absorber, especially, relate to a graphite falling liquid film absorber.

Background

The graphite falling film absorber is mainly used in the fields of reaction and absorption of gas and liquid, is a very important chemical device, and is mainly used for producing acids such as hydrochloric acid. The absorption cooling section is divided into a tube type and a round block hole type according to the structure, and the structure of the absorption cooling section is the same as that of the tube type and the round block hole type graphite heat exchangers. The cylindrical graphite block with holes is used as the heat exchange material of the circular block type graphite falling film absorber, the graphite heat exchange tube bundle is used as the heat exchange material of the shell and tube type graphite falling film absorber, and the shell and tube type graphite falling film absorber is mainly used.

In the use process of the existing tube array type graphite falling film absorber, absorption liquid entering from a liquid inlet pipe can sink into a graphite heat exchange tube bundle close to one side of the liquid inlet pipe under the action of gravity, so that no absorption liquid is distributed in part of the graphite heat exchange tube bundle, and the cooling absorption efficiency of the graphite falling film absorber is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a graphite falling liquid film absorber, through the design of spacing ring, tube sheet, axostylus axostyle and motor, it is uneven to have solved the interior absorption liquid distribution of graphite heat exchange tube bank of current shell and tube graphite falling liquid film absorber, causes the problem that the cooling absorption efficiency of graphite falling liquid film absorber descends.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a graphite falling film absorber, which comprises a cooling absorption cylinder, wherein one end of the cooling absorption cylinder is fixedly connected with an upper end socket through a flange plate, and the other end of the cooling absorption cylinder is fixedly connected with a lower end socket through a flange plate; the inner walls of two ports of the cooling absorption cylinder are both fixed with limiting rings, the inner wall of the cooling absorption cylinder is rotatably connected with two tube plates, a heat exchange tube bundle is fixed between the two tube plates, one surface of each tube plate is rotatably connected with one surface of the limiting ring, the top of the upper end enclosure is rotatably connected with a shaft rod through a bearing, one end of the shaft rod penetrates through one tube plate and is fixedly connected with the surface of the other tube plate, a motor is fixedly mounted at the outer top of the upper end enclosure, and one end of an output shaft of the motor is fixedly connected with one end of the shaft.

Furthermore, one end of the heat exchange tube bundle extends to the inside of the upper end enclosure, the other end of the heat exchange tube bundle extends to the inside of the lower end enclosure, the peripheral side of the upper end enclosure is fixedly communicated with an air inlet pipe and a liquid inlet pipe respectively, and the liquid inlet pipe is positioned above the air inlet pipe.

Furthermore, the side surface of the lower end socket is fixedly communicated with an exhaust pipe, and the bottom of the lower end socket is fixedly communicated with a liquid discharge pipe.

Furthermore, the peripheral side face of the cooling absorption cylinder is fixedly communicated with a cooling water inlet pipe and a cooling water outlet pipe respectively, and a port of the cooling water inlet pipe and a port of the cooling water outlet pipe are both located at positions between the two limiting rings.

The utility model discloses following beneficial effect has: the utility model discloses a spacing ring, the tube sheet, the design of axostylus axostyle and motor, when absorption liquid gets into the upper cover inside from the feed liquor pipe, the motor passes through the axostylus axostyle and drives the tube sheet rotation, the tube sheet drives the whole emergence rotation of heat exchanger tube bank, make from the even underground falling of absorption liquid of feed liquor pipe inflow in the heat exchanger tube bank, it is even to guarantee that the absorption liquid in the heat exchanger tube bank distributes, the cooling absorption efficiency of graphite falling liquid film absorber has been improved, the absorption liquid in the heat exchanger tube bank of current shell and tube graphite falling liquid film absorber distributes inequality, cause the problem that the cooling absorption efficiency of graphite falling liquid.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

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

FIG. 1 is a schematic diagram of a graphite falling film absorber;

FIG. 2 is a schematic view of the structure of the interior of the cooling absorption drum;

in the drawings, the components represented by the respective reference numerals are listed below:

1-cooling absorption cylinder, 101-upper end socket, 102-lower end socket, 103-limiting ring, 104-tube plate, 105-heat exchange tube bundle, 106-shaft rod, 107-motor, 108-air inlet tube, 109-liquid inlet tube, 110-air outlet tube, 111-liquid outlet tube, 112-cooling water inlet tube and 113-cooling water outlet tube.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-2, the utility model relates to a graphite falling film absorber, which comprises a cooling absorption cylinder 1, wherein one end of the cooling absorption cylinder 1 is fixedly connected with an upper end enclosure 101 through a flange, and the other end of the cooling absorption cylinder 1 is fixedly connected with a lower end enclosure 102 through a flange; the inner wall of 1 both ends mouth of cooling absorption tube all is fixed with

spacing ring

103, 1 inner wall of cooling absorption tube rotates and is connected with two tube sheets 104, be fixed with heat exchanger tube bundle 105 between two tube sheets 104, heat exchanger tube bundle 105 is current graphite pipe, a tube sheet 104 surface rotates with spacing ring 103 surface to be connected, spacing ring 103 prevents that heat exchanger tube bundle 105 from taking place axial displacement, upper head 101 top is rotated through the bearing and is connected with axostylus axostyle 106, axostylus axostyle 106 one end runs through a tube sheet 104 and is connected with another tube sheet 104 fixed surface, the outer top fixed mounting of upper head 101 has motor 107, motor 107 output shaft one end and axostylus axostyle 106 one end fixed connection, be fixed with the stiffener between two tube sheets 104.

Wherein, heat exchange tube bundle 105 one end extends to inside upper cover 101, and heat exchange tube bundle 105 other end extends to inside lower cover 102, and upper cover 101 periphery side is fixed respectively and is communicated with intake pipe 108, feed liquor pipe 109, and feed liquor pipe 109 is located intake pipe 108 top position, guarantees that the absorption liquid that feed liquor pipe 109 flowed in and the gas that intake pipe 108 flowed in fully contact.

Wherein, the peripheral side of the lower seal head 102 is fixedly communicated with an exhaust pipe 110, and the bottom of the lower seal head 102 is fixedly communicated with a liquid discharge pipe 111.

Wherein, the peripheral side of the cooling absorption cylinder 1 is respectively and fixedly communicated with a cooling water inlet pipe 112 and a cooling water outlet pipe 113, and a port of the cooling water inlet pipe 112 and a port of the cooling water outlet pipe 113 are both positioned between the two limit rings 103, so that the flow direction of the cooling water is opposite to the flow direction of the absorption liquid in the heat exchange tube bundle 105, and the heat exchange efficiency of the heat exchange tube bundle 105 is improved.

The motor 107 is electrically connected with an external existing PLC through a wire, and all electricity is provided by an external power supply.

The working principle of the embodiment is as follows: when the absorption liquid enters the interior of the upper end enclosure 101 from the liquid inlet pipe 109, the motor 107 drives the tube plate 104 to rotate through the shaft rod 106, the tube plate 104 drives the heat exchange tube bundle 105 to integrally rotate, so that the absorption liquid flowing in from the liquid inlet pipe 109 uniformly falls into the heat exchange tube bundle 105, the absorption liquid in the heat exchange tube bundle 105 is uniformly distributed, the absorption liquid flows downwards along the inner wall of the heat exchange tube bundle 105 and is distributed in a film shape, meanwhile, high-temperature gas flows into the interior of the heat exchange tube bundle 105 from the gas inlet pipe 108, cooling water in the cooling absorption cylinder 1 cools the gas through the heat exchange tube bundle 105, the absorption liquid flowing downwards in the film shape in the heat exchange tube bundle 105 absorbs acid gas in the gas, the absorption liquid after absorbing the acid gas is discharged from the liquid discharge pipe 111, and waste gas is discharged from the gas discharge pipe 110, so that the cooling absorption efficiency of the graphite falling film absorber is improved, and uneven distribution of the absorption liquid in the heat exchange tube, the cooling absorption efficiency of the graphite falling film absorber is reduced.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A graphite falling film absorber comprises a cooling absorption cylinder (1), wherein one end of the cooling absorption cylinder (1) is fixedly connected with an upper end enclosure (101) through a flange plate, and the other end of the cooling absorption cylinder (1) is fixedly connected with a lower end enclosure (102) through a flange plate; the method is characterized in that: the inner walls of two ports of the cooling absorption cylinder (1) are respectively fixed with a limiting ring (103), the inner wall of the cooling absorption cylinder (1) is rotatably connected with two tube plates (104), a heat exchange tube bundle (105) is fixed between the tube plates (104), one surface of each tube plate (104) is rotatably connected with one surface of the limiting ring (103), the top of the upper sealing head (101) is rotatably connected with a shaft rod (106) through a bearing, one end of the shaft rod (106) penetrates through one tube plate (104) and is fixedly connected with the surface of the other tube plate (104), a motor (107) is fixedly mounted at the outer top of the upper sealing head (101), and one end of an output shaft of the motor (107) is fixedly connected with one end of the shaft rod (106).

2. The graphite falling film absorber of claim 1, wherein one end of the heat exchange tube bundle (105) extends to the inside of the upper head (101), the other end of the heat exchange tube bundle (105) extends to the inside of the lower head (102), an air inlet pipe (108) and an air inlet pipe (109) are respectively and fixedly communicated with the peripheral side surface of the upper head (101), and the air inlet pipe (109) is located above the air inlet pipe (108).

3. The graphite falling film absorber according to claim 1, wherein an exhaust pipe (110) is fixedly communicated with the peripheral side surface of the lower head (102), and a liquid discharge pipe (111) is fixedly communicated with the bottom of the lower head (102).

4. The graphite falling film absorber according to claim 1, wherein a cooling water inlet pipe (112) and a cooling water outlet pipe (113) are respectively and fixedly communicated with the peripheral side surface of the cooling absorption cylinder (1), and one port of the cooling water inlet pipe (112) and one port of the cooling water outlet pipe (113) are both positioned between the two limiting rings (103).