Waste gas treatment equipment in large cement production

Abstract

The utility model discloses large cement production waste gas treatment equipment which comprises a communicating shell, a connecting pipe is fixedly connected to the position, close to one side, of the communicating shell, a main body shell is fixedly connected to the end, away from the connecting pipe, of the communicating shell, and a sealing window is connected to the top of the main body shell through a hinge. A partition plate is fixedly connected to the middle of the inner side of the main body shell, a one-way valve is fixedly connected to the side, away from the communicating shell, of the main body shell, a communicating pipe fixedly sleeves the side, away from the communicating shell, of the one-way valve, and a blow-off pipe is fixedly connected to the bottom of the main body shell; the middle of the side, away from the connecting pipe, of the communicating shell and the middle of the side, close to the communicating shell, of the main body shell are fixedly sleeved with an adjusting cylinder. According to the utility model, through the arrangement of the adjusting cylinder and the partition plate, the downtime in the maintenance process is reduced, the utilization rate and the production efficiency of equipment are improved, and the reduction of abrasion and aging of the equipment caused by long-time operation is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of waste gas treatment, in particular to a waste gas treatment device in large-scale cement production. Background Art

[0002] A large amount of waste gas is generated in large-scale cement production, including flue gas emitted from coal combustion, flue gas released during the clinker burning process, and waste gas generated during other technological processes. These waste gases will have adverse effects on the environment and human health. Generally, waste gas treatment equipment in large-scale cement production is used to purify and treat waste gas to ensure that the discharged waste gas meets environmental protection regulations and standards.

[0003] Currently, during the use of existing waste gas treatment equipment in large-scale cement production, due to the need to continuously supply raw materials, fuels, and energy during the cement production process, and to maintain the stable operating temperature of the clinker kiln, the equipment usually operates continuously during production. However, equipment inspection, cleaning, and maintenance need to be carried out regularly. In this case, it is necessary to shut down the production equipment, resulting in production interruption, affecting production efficiency and production capacity. At the same time, shutdown maintenance will cause certain production losses. Summary of the Utility Model

[0004] The purpose of the utility model is to solve the problem that the equipment needs to be shut down during maintenance in the prior art, and to propose a waste gas treatment device in large-scale cement production.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A waste gas treatment device in large-scale cement production includes a communicating shell. A connecting pipe is fixedly connected to a position near one side of the communicating shell. A main body shell is fixedly connected to one end of the communicating shell far from the connecting pipe. A sealing window is hinge-connected to the top of the main body shell. A partition plate is fixedly connected to the middle part inside the main body shell. A one-way valve is fixedly connected to one side of the main body shell far from the communicating shell. A communicating pipe is fixedly sleeved on the side of the one-way valve far from the communicating shell. A sewage pipe is fixedly connected to the bottom of the main body shell. A regulating cylinder is fixedly sleeved on the middle part of the side of the communicating shell far from the connecting pipe and the side of the main body shell near the communicating shell. The bottom of the regulating cylinder is connected to the inner bottom of the main body shell by a bearing. A liquid inlet pipe is movably sleeved inside the regulating cylinder. A limiting block is fixedly sleeved on the outside of the regulating cylinder.

[0007] Preferably, a atomizing nozzle is fixedly connected to the bottom of the sealing window. The atomizing nozzles are distributed in an equidistant array at the bottom of the sealing window. A second baffle is fixedly connected to the back of the regulating cylinder. A first baffle is fixedly connected to the side of the regulating cylinder near the partition plate. A push rod is fixedly connected to the top of the regulating cylinder. The liquid inlet pipe is fixed to the bottom of the communicating shell.

[0008] Preferably, first filters and second filters are movably clamped on one side of the front and back of the partition plate close to the communicating pipe. The first filters and the second filters are movably clamped with the inner side of the main body shell. A limiting block is movably clamped on the limiting stop block. A limiting hole is opened at the top of the communicating shell, and the inner side of the limiting hole is adapted to the outer surface of the limiting block.

[0009] Preferably, liquid outlet holes are opened on the outer surface of the liquid inlet pipe. Liquid through holes are opened on the inner sides of the first baffle plate, the second baffle plate and the partition plate. The liquid through holes are communicated with the atomizing nozzles on the sealing window.

[0010] Preferably, the position of the limiting stop block close to the space between the first baffle plate and the second baffle plate is the vacant part of the limiting stop block. The liquid outlet holes on the liquid inlet pipe face the partition plate.

[0011] Preferably, a sealing groove is opened at the position where the edge of the sealing window is close to the top of the main body shell.

[0012] Preferably, the bottom of the main body shell is separated by the partition plate and presents a shape of being recessed towards the middle of both sides respectively. The middle position of the recessed bottom of the main body shell is fixedly connected with the sewage discharge pipe.

[0013] Compared with the prior art, the utility model provides an exhaust gas treatment device in large-scale cement production, which has the following beneficial effects:

[0014] 1. For the exhaust gas treatment device in large-scale cement production, by providing an adjusting cylinder and a partition plate, in this dual-channel manner, it can be ensured that when maintaining or cleaning one side of the device, the other side of the device can still operate normally, maintaining the continuity and stability of production. It can avoid the shutdown of the entire exhaust gas treatment system due to maintenance work, reducing the risk of production interruption. At the same time, when closing one side of the device for maintenance, the normal operation of the other side of the device also helps to ensure the safety and stability of the production process, reducing the shutdown time during maintenance, improving the utilization rate and production efficiency of the device. And by adopting this method, it is more convenient to maintain and service the device, reducing the wear and aging of the device caused by long-term operation.

[0015] 2. For the exhaust gas treatment device in large-scale cement production, by providing a sealing groove, it is beneficial to effectively prevent the leakage of harmful gases and dust, protect the surrounding environment, reduce air pollution, effectively reduce the diffusion of harmful substances, improve the working environment, and is also beneficial to protecting the health of employees. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic structural diagram of an exhaust gas treatment device in large-scale cement production proposed by the utility model;

[0017] Figure 2 The following is a schematic diagram of the bottom of an exhaust gas treatment device in large-scale cement production proposed by the present utility model.

[0018] Figure 3 The following is a schematic diagram of the bottom of a sealing window of an exhaust gas treatment device in large-scale cement production proposed by the present utility model.

[0019] Figure 4 The following is a schematic diagram of an adjusting cylinder of an exhaust gas treatment device in large-scale cement production proposed by the present utility model.

[0020] Figure 5 The following is a schematic diagram of a main body shell of an exhaust gas treatment device in large-scale cement production proposed by the present utility model.

[0021] In the figure: 1, connecting shell; 2, connecting pipe; 3, main body shell; 4, sealing window; 5, one-way valve; 6, communicating pipe; 7, adjusting cylinder; 8, limiting block; 9, liquid inlet pipe; 10, sewage discharge pipe; 11, push rod; 12, limiting block; 13, atomizing nozzle; 14, first filter screen; 15, second filter screen; 16, partition plate; 17, first baffle; 18, second baffle; 19, liquid through hole; 20, liquid outlet hole; 21, limiting hole; 22, sealing groove. Specific embodiments

[0022] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments.

[0023] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present utility model.

[0024] Refer to Figures 1-5, An exhaust gas treatment device in large-scale cement production, including a connecting shell 1. A connecting pipe 2 is fixedly connected to a position near one side of the connecting shell 1. One end of the connecting shell 1 far from the connecting pipe 2 is fixedly connected to a main body shell 3. The bottom of the main body shell 3 is separated by a partition plate 16 and presents a shape that is recessed towards the middle on both sides. The middle position of the depression at the bottom of the main body shell 3 is fixedly connected to a sewage discharge pipe 10. A sealing window 4 is hinged to the top of the main body shell 3. Sealing grooves 22 are opened at the edge of the sealing window 4 and at the position of the top of the main body shell 3 near the sealing window 4. The sealing grooves 22 can effectively prevent the leakage of harmful gases and dust, protect the surrounding environment, and are also beneficial to improving the stability of equipment use. A partition plate 16 is fixedly connected to the middle part inside the main body shell 3. A one-way valve 5 is fixedly connected to one side of the main body shell 3 far from the connecting shell 1. A connecting pipe 6 is fixedly sleeved on the side of the one-way valve 5 far from the connecting shell 1. A sewage discharge pipe 10 is fixedly connected to the bottom of the main body shell 3. A regulating cylinder 7 is fixedly sleeved between one side of the connecting shell 1 far from the connecting pipe 2 and the middle part of one side of the main body shell 3 near the connecting shell 1. The regulating cylinder 7 is provided with a structure that can conveniently adjust the first baffle 17 and the second baffle 18, which is beneficial to improving the convenience of equipment use. A liquid inlet pipe 9 is movably sleeved inside the regulating cylinder 7. A limiting block 8 is fixedly sleeved on the outside of the regulating cylinder 7. The limiting block 8 can limit the unused sealing window 4 to avoid opening the wrong channel during maintenance. The position of the limiting block 8 near the gap between the first baffle 17 and the second baffle 18 is the vacant part on the limiting block 8. The liquid outlet holes 20 on the liquid inlet pipe 9 face the partition plate 16.

[0025] Referring to Figures 1-4 As described above, a spray head 13 is fixedly connected to the bottom of the sealing window 4. A second baffle 18 is fixedly connected to the back of the regulating cylinder 7. A first baffle 17 is fixedly connected to the side of the regulating cylinder 7 near the partition plate 16. The first baffle 17 and the second baffle 18 are provided to conveniently divide the inside of the main body shell 3, so that the inside of the main body shell 3 is split into two channels, enabling on-line maintenance of the equipment, that is, when maintaining one side, the other side can still operate normally, thus avoiding the problem of production interruption and reducing the risk of accidental accidents caused by maintenance operations. A push rod 11 is fixedly connected to the top of the regulating cylinder 7. The liquid inlet pipe 9 is fixedly connected to the bottom of the connecting shell 1. Liquid outlet holes 20 are opened on the outer surface of the liquid inlet pipe 9. Liquid through holes 19 are opened on the inner sides of the first baffle 17, the second baffle 18 and the partition plate 16. The liquid through holes 19 are communicated with the spray head 13 on the sealing window 4.

[0026] Referring to Figures 2-5 As described above, first filters 14 and second filters 15 are movably clamped on the front and back of the partition plate 16 near the connecting pipe 6. A limiting block 12 is movably clamped on the limiting block 8. A limiting hole 21 is opened at the top of the connecting shell 1. The inner side of the limiting hole 21 is adapted to the outer surface of the limiting block 12.

[0027] In the present utility model, when the equipment needs to be maintained during use, the push rod 11 can be pushed to drive the adjusting cylinder 7 to rotate. The adjusting cylinder 7 drives the limit stop block 8 to rotate, and the adjusting cylinder 7 drives the positions of the first baffle 17 and the second baffle 18 to be adjusted, so that the first baffle 17 and the second baffle 18 close the side that needs to be maintained. By removing the sealant inside the seal groove 22, opening the seal window 4, maintaining and cleaning the equipment on this side. After the treatment is completed, closing the seal window 4, and then injecting quick-drying sealant into the seal groove 22 for sealing. At the same time, the other side is opened, and the atomizing nozzle 13 on the side communicating with the inside of the main body shell 3 needs to be opened to adsorb the particulate matter in the waste gas through water mist, and then discharged through the sewage pipe 10 at the bottom of the main body shell 3. The waste gas is filtered by the first filter screen 14 and the second filter screen 15, and then discharged through the connecting pipe 6 for subsequent treatment.

[0028] The above is only a preferred specific embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model, according to the technical solution and the inventive concept of the present utility model, makes equivalent substitutions or changes, and should be covered by the protection scope of the present utility model.

Claims

1. A waste gas treatment device for large-scale cement production, comprising a connecting shell (1), characterized in that: The connecting shell (1) is fixedly connected to a connecting pipe (2) at a position close to one side, the connecting shell (1) is fixedly connected to a main shell (3) at one end away from the connecting pipe (2), the main shell (3) is hingedly connected to a sealing window (4), the middle part of the inner side of the main shell (3) is fixedly connected to a partition plate (16), the side of the main shell (3) away from the connecting shell (1) is fixedly connected to a one-way valve (5), the side of the one-way valve (5) away from the connecting shell (1) is fixedly sleeved with a connecting pipe (6), the bottom of the main shell (3) is fixedly connected to a sewage pipe (10), the side of the connecting shell (1) away from the connecting pipe (2) and the middle part of the main shell (3) close to the connecting shell (1) are fixedly sleeved with an adjusting cylinder (7), the inner side of the adjusting cylinder (7) is movably sleeved with a liquid inlet pipe (9), and the outer side of the adjusting cylinder (7) is fixedly sleeved with a limit stopper (8).

2. The waste gas treatment equipment in large-scale cement production according to claim 1 is characterized in that: The bottom of the sealing window (4) is fixedly connected to an atomizing nozzle (13), the back of the regulating cylinder (7) is fixedly connected to a second baffle (18), the side of the regulating cylinder (7) close to the partition plate (16) is fixedly connected to a first baffle (17), the top of the regulating cylinder (7) is fixedly connected to a push rod (11), and the liquid inlet pipe (9) is fixed to the bottom of the connecting shell (1).

3. The waste gas treatment equipment in large-scale cement production according to claim 1 is characterized in that: The front and back sides of the partition plate (16) close to the connecting pipe (6) are both movably connected with a first filter screen (14) and a second filter screen (15); the limit block (12) is movably connected to the limit stopper (8); a limit hole (21) is provided on the top of the connecting shell (1); the inner side of the limit hole (21) is matched with the outer surface of the limit block (12).

4. The waste gas treatment equipment in large-scale cement production according to claim 2 is characterized in that: The outer surface of the liquid inlet pipe (9) is provided with a liquid outlet hole (20), and the inner sides of the first baffle plate (17), the second baffle plate (18) and the partition plate (16) are provided with liquid through holes (19), and the liquid through holes (19) are connected to the atomizing nozzle (13) on the sealing window (4).

5. The waste gas treatment equipment in large-scale cement production according to claim 1 is characterized in that The position of the limit block (8) between the first baffle (17) and the second baffle (18) is a vacant portion on the limit block (8), and the liquid outlet hole (20) on the liquid inlet pipe (9) faces the partition plate (16).

6. The waste gas treatment equipment in large-scale cement production according to claim 1 is characterized in that: A sealing groove (22) is provided between the edge of the sealing window (4) and the top of the main body shell (3) near the sealing window (4).

7. The waste gas treatment equipment in large-scale cement production according to claim 1 is characterized in that: The bottom of the main body shell (3) is separated by a partition plate (16) and is in a shape that is concave toward the middle of both sides. The middle position of the concave bottom of the main body shell (3) is fixedly connected to the sewage pipe (10).

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