CN215996188U

CN215996188U - Hydrochloric acid tail gas recovery system of polyaluminium chloride reaction tank

Info

Publication number: CN215996188U
Application number: CN202122415650.0U
Authority: CN
Inventors: 杨爱国; 赵林永
Original assignee: Zibo Zhenghe Water Purifying Agent Co ltd
Current assignee: Zibo Zhenghe Water Purifying Agent Co ltd
Priority date: 2021-10-08
Filing date: 2021-10-08
Publication date: 2022-03-11
Anticipated expiration: 2031-10-08

Abstract

The utility model discloses a hydrochloric acid tail gas recovery system of a polyaluminium chloride reaction tank, which relates to the field of tail gas recovery, and comprises an air suction hood, a gas collection box and a filter cylinder, wherein one end of the gas collection box is connected with a negative pressure pipe through a communicating pipe, the other end of the negative pressure pipe is connected with the air suction hood, a suction fan is installed in the negative pressure pipe through a fixed seat, a flowmeter is installed at the top of the communicating pipe through a screw, a pressure gauge is installed at the top of the gas collection box through a screw, a detection probe of the pressure gauge is positioned in the gas collection box, a bottom plate is installed at the bottom of the gas collection box through a bolt, and a brakable universal wheel is installed at the bottom of the bottom plate through a bolt; open the control valve on the connecting pipe and be convenient for discharge the hydrochloric acid tail gas in the gas collecting tank to the cartridge filter, utilize the filter pulp internal impregnation to have sodium hydroxide alkali lye, be convenient for absorb hydrochloric acid in the hydrochloric acid tail gas to particulate matter in the filtering gas, purified gas, this novel poly aluminium chloride reaction tank hydrochloric acid tail gas recovery system function is various, and easy operation is fit for extensively using widely.

Description

Hydrochloric acid tail gas recovery system of polyaluminium chloride reaction tank

Technical Field

The utility model relates to a tail gas recovery technical field, in particular to poly aluminium chloride reaction tank hydrochloric acid tail gas recovery system.

Background

Polyaluminum chloride, highly effective polyaluminum chloride for short, or highly effective PAC. It is prepared by adopting the most advanced production process and using high-efficiency high-quality raw materials for reaction and polymerization. Production is carried out according to the requirements of national standard GB 15892-2009. The polyaluminium chloride is processed by a spray drying process. Therefore, the polyaluminium chloride can be called as high-efficiency spray-dried polyaluminium chloride, hydrochloric acid tail gas can be generated in the processing production process, and the hydrochloric acid tail gas is collected in a centralized manner through a hydrochloric acid tail gas recovery system.

The prior hydrochloric acid tail gas recovery system has the following defects: 1. hydrochloric acid tail gas recovery system is not convenient for get rid of the hydrochloric acid in the tail gas, does not have the effect of filtering particulate matter, and the protective effect is poor. Therefore, the technical personnel in the field provide a hydrochloric acid tail gas recovery system of a polyaluminium chloride reaction tank to solve the problems in the background technology.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide a poly aluminium chloride reaction tank hydrochloric acid tail gas recovery system to solve the problem of proposing in 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 poly aluminium chloride reaction tank hydrochloric acid tail gas recovery system, includes suction hood, gas collecting tank and cartridge filter, the suction hood is connected through the other end of connecting negative pressure pipe and negative pressure pipe communicating pipe to the one end of gas collecting tank, install the suction fan through the fixing base in the negative pressure pipe, there is the flowmeter at the top of communicating pipe through the mounting screw, the top of gas collecting tank is located the gas collecting tank through the test probe that the mounting screw had manometer and manometer, the bottom of bottom plate and bottom plate is installed through the bolt in the bottom of gas collecting tank installs the universal wheel that can brake through the bolt.

As a further aspect of the present invention: the detection end of the flowmeter is positioned in the communicating pipe, and a support rod is arranged between the air suction hood and the air collection box through a screw.

As a further aspect of the present invention: the other end of the gas collection box is provided with a handle through a screw, and the gas collection box is made of TPU materials.

As a further aspect of the present invention: the top of the gas collection box is connected with the filter cartridge through a connecting pipe, the connecting pipe is provided with a control valve, and the control valve on the connecting pipe is opened to facilitate the hydrochloric acid tail gas in the gas collection box to be discharged into the filter cartridge.

As a further aspect of the present invention: the filter cartridge is internally provided with filter cotton through screws, the filter cotton is internally impregnated with sodium hydroxide lye, and the filter cotton is used for being impregnated with the sodium hydroxide lye, so that hydrochloric acid in hydrochloric acid tail gas can be absorbed conveniently, particles in gas can be filtered, and the gas can be purified.

As a further aspect of the present invention: the upper end of the filter cylinder is provided with a sealing cover, and the top of the sealing cover is connected with an output pipe.

As a further aspect of the present invention: the top welding of cartridge filter has the screw thread cover block, sealed lid passes through set screw to be installed at cartridge filter top and set screw bottom and is located the screw thread cover block, utilizes set screw to be convenient for fix the installation of sealed lid on the cartridge filter top, easy to assemble and dismantlement.

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

1. utilize the universal wheel that can brake to be convenient for move the one end of whole device to polyaluminium chloride reaction tank and the cover of breathing in is located the top of polyaluminium chloride reaction tank, put through the suction fan power in the negative pressure tube, utilize the suction fan to produce the negative pressure and inhale the gas collecting box with polyaluminium chloride reaction tank hydrochloric acid tail gas in, be convenient for concentrate the storage, utilize the gas collecting box to make for the TPU material, make gas collecting box acid and alkali corrosion-resistant, the ageing resistance, it is not fragile, certain elasticity has, the crashproof effect is obvious.

2. Open the control valve on the connecting pipe and be convenient for discharge the hydrochloric acid tail gas in the gas collecting tank to the cartridge filter, utilize the filter pulp internal impregnation to have sodium hydroxide alkali lye, be convenient for absorb hydrochloric acid in the hydrochloric acid tail gas to particulate matter in the filtering gas, purified gas, this novel poly aluminium chloride reaction tank hydrochloric acid tail gas recovery system function is various, easy operation, and the production of being convenient for has satisfied the multiple demand in the use, is fit for extensively using widely.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a hydrochloric acid tail gas recovery system of a polyaluminium chloride reaction tank.

FIG. 2 is a schematic diagram of the internal structure of the filter cartridge of the hydrochloric acid tail gas recovery system of the polyaluminium chloride reaction tank.

FIG. 3 is a schematic view of the suction fan structure of the hydrochloric acid tail gas recovery system of the polyaluminium chloride reaction tank.

FIG. 4 is a system flow chart of the hydrochloric acid tail gas recovery system of the polyaluminium chloride reaction tank of the utility model.

In the figure: 1. an air intake cover; 2. a negative pressure tube; 3. a flow meter; 4. a communicating pipe; 5. a support bar; 6. an output pipe; 7. a pressure gauge; 8. a filter cartridge; 9. a control valve; 10. a connecting pipe; 11. a suction fan; 12. a gas collection tank; 13. a grip; 14. a base plate; 15. the universal wheel can be braked; 16. a sealing cover; 17. a set screw; 18. a threaded bushing block; 19. and (5) filtering cotton.

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.

Please refer to fig. 1-4, in the embodiment of the present invention, an hydrochloric acid tail gas recovery system for a polyaluminium chloride reaction tank, including suction hood 1, gas collection box 12 and filter cartridge 8, the one end of gas collection box 12 is connected with suction hood 1 through communicating pipe 4 and the other end of negative pressure pipe 2, install suction fan 11 through the fixing base in the negative pressure pipe 2, there is flowmeter 3 at the top of communicating pipe 4 through the mounting screw, there are manometer 7 and manometer 7's test probe in gas collection box 12 at the top of gas collection box 12 through the mounting screw and be located gas collection box 12, there is bottom plate 14 and bottom plate 14's bottom through the bolt in the bottom of gas collection box 12 and install brakeable universal wheel 15 through the bolt.

Wherein, the detection end of the flowmeter 3 is positioned in the communicating pipe 4, and a support rod 5 is arranged between the air suction cover 1 and the gas collection box 12 through a screw; utilize bracing piece 5 to improve the stability of cover 1 of breathing in, be difficult for rocking.

Wherein, the other end of the gas collection box 12 is provided with a handle 13 through a screw, and the gas collection box 12 is made of TPU material; the gas collecting box 12 is resistant to acid and alkali corrosion, resistant to aging, not easy to damage, and obvious in anti-collision effect, and has certain elasticity.

Wherein, the top of the gas collection box 12 is connected with the filter cartridge 8 through a connecting pipe 10, and the connecting pipe 10 is provided with a control valve 9; opening the control valve 9 on the connecting pipe 10 facilitates discharging the hydrochloric acid off-gas in the gas collection tank 12 into the filter cartridge 8.

Wherein, the filter cartridge 8 is internally provided with a filter cotton 19 through a bolt, and the filter cotton 19 is internally dipped with sodium hydroxide lye; the filter cotton 19 is dipped with sodium hydroxide lye, which is convenient for absorbing hydrochloric acid in hydrochloric acid tail gas, and filtering particles in the gas to purify the gas.

Wherein, the upper end of the filter cylinder 8 is provided with a sealing cover 16, and the top of the sealing cover 16 is connected with the output pipe 6; the purified gas is conveniently discharged by the output pipe 6.

Wherein, the top of the filter cartridge 8 is welded with a threaded sleeve block 18, the sealing cover 16 is installed on the top of the filter cartridge 8 through a positioning screw 17, and the bottom end of the positioning screw 17 is positioned in the threaded sleeve block 18; the positioning screw 17 is used for conveniently installing and fixing the sealing cover 16 at the top end of the filter cylinder 8, and the installation and the disassembly are convenient.

The utility model discloses a theory of operation is: the universal wheel 15 capable of being braked is utilized to conveniently move the whole device to one end of a polyaluminium chloride reaction tank, the air suction cover 1 is positioned at the top of the polyaluminium chloride reaction tank, the power supply of the suction fan 11 in the negative pressure pipe 2 is connected, the suction fan 11 generates negative pressure to suck hydrochloric acid tail gas in the polyaluminium chloride reaction tank into the gas collection box 12, the centralized storage is convenient, the gas collection box 12 is made of TPU materials, the gas collection box 12 is made of acid-base corrosion resistant, ageing-resistant and not easy to damage, has certain elasticity and obvious impact-resistant effect, the control valve 9 on the connecting pipe 10 is opened to conveniently discharge the hydrochloric acid tail gas in the gas collection box 12 into the filter cylinder 8, sodium hydroxide lye is impregnated in the filter cotton 19 to conveniently absorb hydrochloric acid in the hydrochloric acid tail gas, and the particles in the filter gas are purified, the novel polyaluminium chloride reaction tank hydrochloric acid tail gas recovery system has various functions and is simple to operate, convenient production, satisfies various requirements in use, and is suitable for wide popularization and use.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a poly aluminium chloride reaction tank hydrochloric acid tail gas recovery system, includes suction hood (1), gas collection box (12) and cartridge filter (8), its characterized in that: one end of the gas collection box (12) is connected with the other end of the negative pressure pipe (2) and the negative pressure pipe (2) through the communicating pipe (4) and is connected with the air suction hood (1), the suction fan (11) is installed in the negative pressure pipe (2) through the fixing seat, the flowmeter (3) is installed at the top of the communicating pipe (4) through the screw, the detection probe of the pressure gauge (7) and the pressure gauge (7) is installed at the top of the gas collection box (12) through the screw and is located in the gas collection box (12), the bottom of the gas collection box (12) is provided with the bottom plate (14) and the bottom plate (14) through the bolts, and the brakeable universal wheel (15) is installed through the bolts.

2. The hydrochloric acid tail gas recovery system of the polyaluminium chloride reaction tank as claimed in claim 1, wherein: the detection end of the flowmeter (3) is positioned in the communicating pipe (4), and a support rod (5) is arranged between the air suction cover (1) and the gas collection box (12) through a screw.

3. The hydrochloric acid tail gas recovery system of the polyaluminium chloride reaction tank as claimed in claim 1, wherein: the other end of the gas collection box (12) is provided with a handle (13) through a screw, and the gas collection box (12) is made of TPU materials.

4. The hydrochloric acid tail gas recovery system of the polyaluminium chloride reaction tank as claimed in claim 1, wherein: the top of the gas collection box (12) is connected with the filter cartridge (8) through a connecting pipe (10), and a control valve (9) is arranged on the connecting pipe (10).

5. The hydrochloric acid tail gas recovery system of the polyaluminium chloride reaction tank as claimed in claim 4, wherein: the filter cartridge (8) is internally provided with filter cotton (19) through screws, and the filter cotton (19) is internally impregnated with sodium hydroxide lye.

6. The hydrochloric acid tail gas recovery system of the polyaluminium chloride reaction tank as claimed in claim 5, wherein: the upper end of the filter cartridge (8) is provided with a sealing cover (16), and the top of the sealing cover (16) is connected with the output pipe (6).

7. The hydrochloric acid tail gas recovery system of the polyaluminium chloride reaction tank as claimed in claim 6, wherein: the top welding of cartridge filter (8) has screw thread nest block (18), sealed lid (16) are installed at cartridge filter (8) top and set screw (17) bottom is located screw thread nest block (18) through set screw (17).