Tail gas treatment device for packaging polyolefin catalyst products

Abstract

The utility model discloses a tail gas treatment device for packaging polyolefin catalyst products, and belongs to the technical field of polyolefin catalyst production. The tail gas treatment device for packaging the polyolefin catalyst product comprises a tail gas treatment tank, a movable plate trailer is arranged at the bottom of the tail gas treatment tank, a water storage tank is arranged on one side of the bottom of the tail gas treatment tank, and a gas outlet is formed in the bottom of the tail gas treatment tank. In order to solve the problems that tail gas is discharged on site without treatment, dust occupational disease harm can be caused to operators in a workplace, and the surrounding environment is polluted, particles in part of the waste gas can be directly dissolved in water, and the other part of the waste gas rises to a filler assembly area, so that the waste gas is directly discharged. Water is sprayed out in an atomized mode through the atomizing nozzles at the bottom of the annular spraying pipe, so that the water falls into the filler assembly under the influence of gravity, catalyst powder in tail gas is effectively removed, and harm of dust occupational diseases to catalyst product packaging operators is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of polyolefin catalyst production, in particular to a tail gas treatment device used for polyolefin catalyst product packaging. Background Art

[0002] During the packaging process of polyolefin catalyst products, in order to ensure that the dry powder catalyst can be smoothly filled into the packaging barrel under nitrogen protection conditions, the packaging barrel must be at normal pressure and nitrogen-sealed. Therefore, a vent valve is installed on the product packaging barrel. During the product packaging process, the vent valve must be kept open to relieve pressure.

[0003] There is a small amount of polyolefin catalyst powder in the exhaust gas discharged when the vent valve releases pressure. If the exhaust gas is discharged on site without treatment, it will cause dust occupational disease hazards to operators in the workplace and pollute the surrounding environment. Utility Model Content

[0004] The purpose of the utility model is to provide an exhaust gas treatment device for polyolefin catalyst product packaging. Part of the particles in the exhaust gas will be directly dissolved in water, and the other part of the exhaust gas will rise to the filler component area. The water will be sprayed out in the form of atomization through the atomizing nozzle at the bottom of the annular spray pipe, so that it falls into the filler component under the influence of gravity, effectively removing the catalyst powder in the exhaust gas, preventing dust occupational disease hazards to catalyst product packaging operators, and can solve the problems in the prior art.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an exhaust gas treatment device for packaging polyolefin catalyst products, comprising an exhaust gas treatment tank, a mobile flatbed truck is arranged at the bottom of the exhaust gas treatment tank, a water storage tank is arranged on one side of the bottom of the exhaust gas treatment tank, a gas outlet is arranged at the bottom of the exhaust gas treatment tank, an exhaust gas inlet is arranged on one side of the exhaust gas treatment tank, a drain outlet is arranged below the exhaust gas inlet, a sedimentation water chamber is arranged inside the exhaust gas treatment tank, a liquid level gauge is arranged inside the sedimentation water chamber, and a water replenishment port is arranged above the water storage tank.

[0006] Preferably, a packing assembly is provided above the sedimentation water chamber, the packing assembly is connected to the tail gas treatment tank via a slot, an annular spray pipe is provided above the packing assembly, and the gas outlet is located above the annular spray pipe.

[0007] Preferably, two aperture sponges are arranged inside the packing component, a packing gap is arranged between the aperture sponges, compression springs are arranged around the packing gap, and both ends of the compression springs are connected to the aperture sponges.

[0008] Preferably, a plurality of atomizing nozzles are provided at the bottom of the annular spray pipe, and a water supply pipe is provided at one side of the annular spray pipe.

[0009] Preferably, a circulating water pump is provided inside the water storage tank, and the circulating water pump is connected to the water supply pipeline via a flange.

[0010] Preferably, the water storage tank is connected through the sedimentation water chamber.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. In the utility model, part of the particles in the exhaust gas will be directly dissolved in water, and the other part of the exhaust gas will rise to the packing component area. The circulating water pump will send the water in the water storage tank into the annular spray pipe through the pipeline, and the water will be sprayed out in the form of atomization through the atomizing nozzle at the bottom of the annular spray pipe. In this way, the particles in the exhaust gas can be fully adsorbed, so that they fall into the packing component under the influence of gravity, effectively removing the catalyst powder in the exhaust gas, and preventing dust occupational disease hazards to the catalyst product packaging operators. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is the overall front view of the utility model;

[0014] Figure 2 It is a schematic diagram of the overall internal structure of the utility model;

[0015] Figure 3 This is a schematic diagram of the structure of the annular spray pipe of the utility model;

[0016] Figure 4 This is a schematic diagram of the pore size sponge structure of the utility model.

[0017] In the figure: 1. exhaust gas treatment tank; 2. water storage tank; 3. mobile cart; 101. gas outlet; 102. exhaust gas inlet; 103. drain outlet; 104. sedimentation water chamber; 105. liquid level gauge; 106. water supply port; 107. packing assembly; 1071. aperture sponge; 1072. packing gap; 1073. compression spring; 201. water supply pipe; 202. circulating water pump; 203. annular spray pipe; 2031. atomizing nozzle. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] In order to solve the problem that the exhaust gas is discharged on site without treatment, which will cause dust occupational disease hazards to operators in the workplace and pollute the surrounding environment; please refer to Figure 1-4 , the utility model provides the following solutions:

[0020] A tail gas treatment device for packaging polyolefin catalyst products, comprising a tail gas treatment tank 1, a mobile flatbed 3 is arranged at the bottom of the tail gas treatment tank 1, a water storage tank 2 is arranged at one side of the bottom of the tail gas treatment tank 1, a gas outlet 101 is arranged at the bottom of the tail gas treatment tank 1, a tail gas inlet 102 is arranged at one side of the tail gas treatment tank 1, a drain port 103 is arranged below the tail gas inlet 102, the drain port 103 can discharge waste water in a sedimentation water cavity 104, a sedimentation water cavity 104 is arranged inside the tail gas treatment tank 1, a liquid level gauge 105 is arranged inside the sedimentation water cavity 104, a water replenishment port 106 is arranged above the water storage tank 2, after the water level is adjusted to 80% of the liquid level gauge through the water replenishment port 106, water replenishment is stopped, the water level height needs to be lower than the tail gas inlet 102, and then the exhaust gas enters the sedimentation water cavity 104 through the tail gas inlet 102, part of the particles in the exhaust gas will be directly dissolved in water, and the other part of the exhaust gas will rise to the area of ​​the filler component 107;

[0021] A packing assembly 107 is arranged above the sedimentation water chamber 104, and the packing assembly 107 is connected to the tail gas treatment tank 1 through a slot, an annular spray pipe 203 is arranged above the packing assembly 107, and the gas outlet 101 is located above the annular spray pipe 203, and two aperture sponges 1071 are arranged inside the packing assembly 107, and a packing gap 1072 is arranged between the aperture sponges 1071, and compression springs 1073 are arranged around the packing gap 1072, and both ends of the compression spring 1073 are connected to the aperture sponges 1071, and a plurality of atomizing nozzles 2031 are arranged at the bottom of the annular spray pipe 203, and a water supply pipe 201 is arranged on one side of the annular spray pipe 203, and a circulating water pump 202 is arranged inside the water storage tank 2, and the circulating water pump 202 is connected to the water supply pipe 201 through a flange, and the water storage tank 2 is connected with the sedimentation water chamber 104;

[0022] The circulating water pump 202 delivers the water inside the water storage tank 2 to the annular spray pipe 203 through a pipe, and the water is sprayed out in the form of atomization through the atomizing nozzle 2031 at the bottom of the annular spray pipe 203, so that the water can be fully adsorbed with the particles in the exhaust gas, so that the particles fall into the filler assembly 107 under the influence of gravity, and finally the filtered gas is discharged through the gas outlet 101 at the top.

[0023] Working principle: after adjusting the water level to 80% of the liquid level gauge through the water replenishment port 106, stop replenishing water. The water level height needs to be lower than the exhaust gas inlet 102. Then the exhaust gas enters the sedimentation water chamber 104 through the exhaust gas inlet 102. Some particles in the exhaust gas will be directly dissolved in the water, and the other part of the exhaust gas will rise to the filler component 107 area. The circulating water pump 202 delivers the water inside the water storage tank 2 to the annular spray pipe 203 through a pipe, and the water is sprayed out in the form of atomization through the atomizing nozzle 2031 at the bottom of the annular spray pipe 203. In this way, it can fully adsorb the particles in the exhaust gas, so that they fall into the filler component 107 under the influence of gravity, and finally the filtered gas is discharged through the gas outlet 101 at the top.

[0024] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A tail gas treatment device for packaging polyolefin catalyst products, comprising a tail gas treatment tank (1), characterized in that: A movable pallet (3) is arranged at the bottom of the tail gas treatment tank (1), a water storage tank (2) is arranged at one side of the bottom of the tail gas treatment tank (1), a gas outlet (101) is arranged at the top of the tail gas treatment tank (1), a tail gas inlet (102) is arranged at one side of the tail gas treatment tank (1), a drain outlet (103) is arranged below the tail gas inlet (102), a sedimentation water chamber (104) is arranged inside the tail gas treatment tank (1), a liquid level gauge (105) is arranged inside the sedimentation water chamber (104), and a water replenishment port (106) is arranged above the water storage tank (2); A packing assembly (107) is arranged above the sedimentation water chamber (104), the packing assembly (107) is connected to the tail gas treatment tank (1) via a slot, an annular spray pipe (203) is arranged above the packing assembly (107), and the gas outlet (101) is located above the annular spray pipe (203); Two porous sponges (1071) are arranged inside the packing component (107), a packing gap (1072) is arranged between the porous sponges (1071), and compression springs (1073) are arranged around the packing gap (1072), and both ends of the compression spring (1073) are connected to the porous sponges (1071).

2. The tail gas treatment device for polyolefin catalyst product packaging according to claim 1, characterized in that: A plurality of atomizing nozzles (2031) are arranged at the bottom of the annular spray pipe (203), and a water supply pipe (201) is arranged on one side of the annular spray pipe (203).

3. The tail gas treatment device for polyolefin catalyst product packaging according to claim 2, characterized in that: A circulating water pump (202) is arranged inside the water storage tank (2), and the circulating water pump (202) is connected to the water supply pipeline (201) via a flange.

4. The tail gas treatment device for polyolefin catalyst product packaging according to claim 3, characterized in that: The water storage tank (2) is in continuous connection with the sedimentation water chamber (104).

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