CN210141594U

CN210141594U - Graphite quench tower flue gas is imported and exported cooling compensation arrangement

Info

Publication number: CN210141594U
Application number: CN201920715586.8U
Authority: CN
Inventors: 张龙; 冯亮; 缪世阳; 陈燕; 何飞
Original assignee: Nantong Star Graphite Co Ltd
Current assignee: Nantong Star Graphite Co Ltd; Nantong Xingqiu Graphite Co Ltd
Priority date: 2019-05-20
Filing date: 2019-05-20
Publication date: 2020-03-13
Anticipated expiration: 2029-05-20

Abstract

The utility model discloses a cooling compensation arrangement is imported and exported to graphite quench tower flue gas in chemical industry technical field, the both ends symmetry is provided with two sets of baffles about a graphite pipe outer wall, forms cooling casing one between two sets of baffles and the closing plate, and the both ends outer wall is provided with water inlet and delivery port respectively about the closing plate, and grafting is at two tops of graphite pipe in a graphite pipe bottom, and two outer walls of graphite pipe set up cooling casing two, and the spring sub-assembly top is connected with the baffle of below, and the through-hole has been seted up to the baffle outer wall of below, and the baffle bottom of below is provided with the casing telescopic joint, the utility model discloses be convenient for cool down the effect to the high temperature flue gas in graphite pipe one and the two inner chambers of graphite pipe, effectively avoid graphite pipe surface resin to burn out because of the high temperature flue gas.

Description

Graphite quench tower flue gas is imported and exported cooling compensation arrangement

Technical Field

The utility model relates to the technical field of chemical industry, specifically be a cooling compensation arrangement is imported and exported to graphite quench tower flue gas.

Background

The high-temperature flue gas quenching tower rapidly reduces the high-temperature flue gas with hundreds of degrees or even thousands of degrees to one or two hundred degrees or even dozens of degrees in a very short time. The flue gas inlet temperature is than higher, and is higher to imported material and structural requirement, and current equipment simple structure, graphite takeover surface resin burn because of the high temperature flue gas easily, and simultaneously, equipment import graphite material and flue gas pipeline produce the expansion displacement because of the high temperature and make graphite takeover damage easily, install ordinary expansion joint additional and can not satisfy this kind of operating mode of high temperature corrosion again, for this reason, we provide a graphite quench tower flue gas and import cooling compensation arrangement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cooling compensation arrangement is imported and exported to graphite quench tower flue gas to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a cooling compensation arrangement is imported and exported to graphite quench tower flue gas, including graphite pipe I, both ends symmetry is provided with two sets of baffles about a graphite pipe outer wall, install the closing plate between two sets of baffles, form cooling casing I between two sets of baffles and the closing plate, both ends outer wall is provided with water inlet and delivery port respectively about the closing plate, peg graft at two tops of graphite pipe in graphite pipe bottom, high temperature resistant O type circle is installed with two junctions of graphite pipe to graphite pipe I, two outer walls of graphite pipe set up cooling casing two, two left and right sides outer wall symmetries of cooling casing are provided with spring assembly, the spring assembly top is connected with the baffle of below, the through-hole has been seted up to the baffle outer wall of below, the through-hole is located cooling casing inner chamber bottom, the baffle bottom of below is.

Preferably, the spring assembly comprises a screw, a spring and a nut, the spring is sleeved on the outer wall of the screw, the bottom end of the spring is connected with the top of the baffle below the spring, and the top end of the spring is connected with the bottom end of the nut.

Preferably, the bottom of the outer wall of the first graphite tube is provided with a slide bar, the inner wall of the top of the second graphite tube is provided with a slide groove matched with the slide bar, and the first graphite tube is connected with the second graphite tube through the slide groove.

Preferably, the cross-sectional width of the first inner cavity of the cooling shell is larger than that of the second inner cavity of the cooling shell.

Preferably, the diameter of the first graphite tube is equal to the diameter of the bottom of the second inner cavity of the graphite tube.

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

1. the utility model realizes a cooling water path, which is convenient for cooling the high temperature flue gas in the inner cavities of the first graphite pipe and the second graphite pipe, and effectively avoids the resin on the surface of the graphite pipe from burning off due to the high temperature flue gas;

2. the first graphite pipe and the second graphite pipe are connected through the spring assembly, and the spring has elasticity, so that the first graphite pipe can be conveniently expanded by heat and can move up and down, a good buffer effect is achieved, the damage to the graphite pipe is effectively avoided, and the service life of the graphite pipe is prolonged;

3. the flue gas conveying pipeline is made of graphite, the corrosion resistance of the graphite completely solves the problem of low-temperature dew point corrosion of low-temperature flue gas, the thermal stability of the graphite completely solves the problems of linear expansion and the like of metal and other non-metal, the excellent heat-conducting property of the graphite is several times that of common metal materials, and the waste heat recovery effect is greatly increased.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: 1. a first graphite pipe; 2. a baffle plate; 3. a sealing plate; 4. cooling the first shell; 5. a water inlet; 6. a water outlet; 7. a graphite tube II; 8. a high temperature resistant O-shaped ring; 9. a spring assembly; 10. cooling the second shell; 11. a through hole; 12. a housing expansion joint.

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.

Referring to fig. 1, the present invention provides a technical solution: a cooling compensation device for a flue gas inlet and outlet of a graphite quench tower comprises a graphite pipe I1, wherein two groups of baffles 2 are symmetrically arranged at the upper end and the lower end of the outer wall of the graphite pipe I1, a sealing plate 3 is arranged between the two groups of baffles 2, a cooling shell I4 is formed between the two groups of baffles 2 and the sealing plate 3, a water inlet 5 and a water outlet 6 are respectively arranged on the outer walls of the left end and the right end of the sealing plate 3, cooling water is introduced into the cooling shell I4 through the water inlet 5, so that high-temperature flue gas in the graphite pipe I1 can be cooled at one level, the bottom of the graphite pipe I1 is inserted into the top of a graphite pipe II 7, a high-temperature resistant O-shaped ring 8 is arranged at the joint of the graphite pipe I1 and the graphite pipe II 7, the sealing performance of the device during connection is improved, the cooling shell II 10, the outer wall of the baffle 2 below is provided with a through hole 11, the through hole 11 is positioned at the bottom of the inner cavity of the first cooling shell 4, the second cooling shell 10 is communicated with the first cooling shell 4 through the through hole 11, cooling water in the first cooling shell 4 conveniently enters the second cooling shell 10 through the through hole 11, secondary cooling of smoke in the second graphite tube 7 is realized, burning of resin on the surface of the graphite tube due to high-temperature smoke is effectively avoided, the bottom of the baffle 2 below is provided with a shell expansion joint 12, the outer wall of the shell expansion joint 12 is attached to the inner wall of the second cooling shell 10, the shell expansion joint 12 not only prevents cooling water from spilling from the second cooling shell 10, but also plays a role in guiding up and down displacement of the first graphite tube 1, the smoke conveying pipeline is made of graphite, the corrosion resistance of graphite completely solves the low-temperature dew point corrosion of low-temperature smoke, and the problems of metal and other non-, the excellent heat-conducting property of graphite is several times that of common metal material, so that the waste heat recovery effect is greatly increased.

The spring assembly 9 comprises a screw, a spring and a nut, the spring is sleeved on the outer wall of the screw, the bottom end of the spring is connected with the top of the baffle 2 below the spring, the top end of the spring is connected with the bottom end of the nut, and the spring has elasticity and is used for the graphite tube I1 to expand by heating and move up and down;

the bottom of the outer wall of the first graphite tube 1 is provided with a sliding strip, the inner wall of the top of the second graphite tube 7 is provided with a sliding groove matched with the sliding strip, and the first graphite tube 1 and the second graphite tube 7 are connected through the sliding groove, so that the first graphite tube 1 can conveniently move up and down, and the abrasion between the first graphite tube 1 and the second graphite tube 7 is reduced;

the width of the section of the inner cavity of the first cooling shell 4 is larger than that of the section of the inner cavity of the second cooling shell 10, so that the high-temperature flue gas in the graphite pipe can be cooled conveniently;

the diameter of the first graphite tube 1 is equal to that of the bottom of the inner cavity of the second graphite tube 7, so that high-temperature flue gas can flow conveniently.

The working principle is as follows: during the use, let in the cooling water in to cooling shell one 4 through water inlet 5, the cooling water in the cooling shell one 4 gets into in the cooling shell two 10 through-hole 11, the cooling water after the heat absorption intensifies is finally discharged through delivery port 6, realize a cooling water route, be convenient for cool down the effect to the high temperature flue gas in graphite pipe one 1 and the graphite pipe two 7 inner chambers, effectively avoid graphite pipe surface resin to burn out because of the high temperature flue gas, graphite pipe one 1 and graphite pipe two 7 pass through spring sub-assembly 9 and connect, the spring has elasticity, the displacement about the graphite pipe one 1 thermal expansion of being convenient for, play a good cushioning effect, effectively avoid the damage of graphite pipe, increase its life.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a cooling compensation arrangement is imported and exported to graphite quench tower flue gas, includes graphite pipe one (1), its characterized in that: two groups of baffles (2) are symmetrically arranged at the upper end and the lower end of the outer wall of a first graphite tube (1), a sealing plate (3) is arranged between the two groups of baffles (2), a first cooling shell (4) is formed between the two groups of baffles (2) and the sealing plate (3), a water inlet (5) and a water outlet (6) are respectively arranged on the outer walls of the left end and the right end of the sealing plate (3), the bottom of the first graphite tube (1) is inserted at the top of a second graphite tube (7), a high-temperature-resistant O-shaped ring (8) is arranged at the joint of the first graphite tube (1) and the second graphite tube (7), a second cooling shell (10) is arranged on the outer wall of the second graphite tube (7), spring assemblies (9) are symmetrically arranged on the outer walls of the left side and the right side of the second cooling shell (10), the top ends of the spring assemblies (9) are, a shell expansion joint (12) is arranged at the bottom of the baffle (2) below, and the outer wall of the shell expansion joint (12) is attached to the inner wall of the second cooling shell (10).

2. The cooling compensation device for the flue gas inlet and outlet of the graphite quenching tower as claimed in claim 1, wherein: the spring assembly (9) comprises a screw rod, a spring and a nut, the spring is sleeved on the outer wall of the screw rod, the bottom end of the spring is connected with the top of the baffle (2) below, and the top end of the spring is connected with the bottom end of the nut.

3. The cooling compensation device for the flue gas inlet and outlet of the graphite quenching tower as claimed in claim 1, wherein: the bottom of the outer wall of the first graphite tube (1) is provided with a sliding strip, the inner wall of the top of the second graphite tube (7) is provided with a sliding groove matched with the sliding strip, and the first graphite tube (1) is connected with the second graphite tube (7) through the sliding groove.

4. The cooling compensation device for the flue gas inlet and outlet of the graphite quenching tower as claimed in claim 1, wherein: the width of the section of the inner cavity of the first cooling shell (4) is larger than that of the section of the inner cavity of the second cooling shell (10).

5. The cooling compensation device for the flue gas inlet and outlet of the graphite quenching tower as claimed in claim 1, wherein: the diameter of the first graphite tube (1) is equal to that of the bottom of the inner cavity of the second graphite tube (7).