Automatic cleaning device for organic waste gas pipeline

Abstract

The utility model relates to the field of pipeline cleaning, in particular to an automatic organic waste gas pipeline cleaning device which comprises a waste gas pipeline, a cleaning assembly is arranged in the waste gas pipeline and comprises a plurality of spray heads, a water supply pipeline, a water pump, a water tank and a controller, and the spray heads are arranged on the inner wall of the waste gas pipeline. The spraying head is connected with the water pump through the water supply pipeline, the water pump is arranged in the water tank and used for conveying liquid in the water tank to the spraying head, and then the liquid is sprayed to the inner wall of the waste gas pipeline through the spraying head, so that pipeline disassembly is avoided, the integrity and the sealing performance of the pipeline are protected, and the influence of cleaning operation on production activities is reduced; by arranging the cleaning assembly, continuous and automatic cleaning of the waste gas pipeline is achieved, the waste gas pipeline can be cleaned without being dismounted, damage to the pipeline in the dismounting and mounting process is avoided, and therefore the sealing performance and the service life of the pipeline are guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to pipeline cleaning field, especially an organic waste gas pipeline automatic cleaning device. BACKGROUND

[0002] Various waste gases are produced in the production process of circuit board factories, and the waste gases are discharged through a waste gas treatment system, and the waste gas pipeline is a key part connecting various production links and waste gas treatment equipment, and some flocculation in the waste gas pipeline is accumulated, which may be caused by raw material residues, chemical reaction products, dust and the like in the production process. Periodic cleaning of the flocculation in the waste gas pipeline is crucial for maintaining the normal operation of the waste gas treatment system, preventing blockage and ensuring that the waste gas meets the emission standards.

[0003] The existing waste gas pipeline cleaning mostly adopts manual cleaning or cleaning machine cleaning. Manual cleaning needs to disassemble the waste gas pipeline first, and then use a brush, a shovel and other tools for cleaning, and after cleaning, the pipeline is reinstalled. Although the cleaning machine cleaning can improve the cleaning efficiency to a certain extent, the pipeline still needs to be disassembled, and the cleaning machine is large in size and complex in operation, and has high requirements for the site. Since the pipeline needs to be disassembled for cleaning, the pipeline may be damaged to a certain extent during the process. Frequent disassembly and installation may also cause aging and fatigue of the pipeline material, further shortening the service life of the pipeline. Disassembling and installing the pipeline often requires a lot of time and manpower, and also needs to be stopped for production or shutdown, which will undoubtedly interfere with the production activities of the enterprise. SUMMARY

[0004] In order to overcome the deficiencies of the prior art, the utility model provides an organic waste gas pipeline automatic cleaning device, which can effectively solve the technical problem that the waste gas pipeline needs to be disassembled for cleaning.

[0005] The utility model solves the technical problems by adopting the technical scheme of:

[0006] An organic waste gas pipeline automatic cleaning device, comprising a waste gas pipeline, one end of the waste gas pipeline is connected with a workshop exhaust system, the other end is connected with a waste gas purification system, a cleaning assembly is arranged in the waste gas pipeline, the cleaning assembly comprises a spray head, a water supply pipeline, a water pump, a water tank and a controller, the spray head is provided with a plurality of spray heads, the plurality of spray heads are arranged on the inner wall of the waste gas pipeline, the spray head is connected with the water pump through the water supply pipeline, the water pump is arranged in the water tank, the water pump is used for conveying the liquid in the water tank to the spray head, and then the liquid is sprayed to the inner wall of the waste gas pipeline through the spray head, the end of the waste gas pipeline close to the workshop exhaust system is provided with a backbend, the bottom of the backbend is provided with a drain port and a drain valve, one end of the drain valve is connected with the drain port, the other end of the drain valve is connected with a wastewater recovery system, and the drain valve and the water pump are electrically connected with the controller.

[0007] Further, a spray valve is arranged between the spray head and the water supply pipeline, the spray valve is electrically connected with the controller, and each spray valve is controlled to open and close by the controller.

[0008] Further, the number of spray heads is double, every two spray heads in the plurality of spray heads form a group, the spray heads in the same group are symmetrically arranged, and the spray valves of the spray heads in the same group are connected in series.

[0009] Further, the end of the backbend close to the workshop exhaust system is provided with a sealing valve, the sealing valve is electrically connected with the controller, and the sealing valve is a normally closed valve.

[0010] Further, the end of the waste gas pipeline close to the waste gas purification system is provided with a driven exhaust fan, the driven exhaust fan is electrically connected with the controller, and the sealing valve is opened only when the driven exhaust fan is opened.

[0011] Further, a smoke detector is arranged in the waste gas pipeline, the smoke detector is electrically connected with the controller, the smoke detector is used for detecting the smoke content of the waste gas pipeline, and data is converted into an electric signal and sent to the controller, and the controller controls the water pump and the drain valve according to the electric signal.

[0012] Compared with the prior art, the beneficial effects of the utility model are that: avoid pipeline dismounting, protect the integrity and sealing of pipeline, also reduce the influence of cleaning operation on production activities, realize the continuous, automatic cleaning of waste gas pipeline through the setting of cleaning assembly, can clean without dismounting waste gas pipeline, avoid the damage to pipeline in the process of dismounting and installation, thereby guarantee the sealing and service life of pipeline. Compared with the traditional cleaning mode, greatly save manpower and time, improve the cleaning efficiency, and the operation is simple, and can clean without complicated operation steps and professional skills. The controller can control the water pump and drain valve intelligently, realize the automation and intelligentization of cleaning process, and improve the cleaning efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the structural schematic diagram of the utility model;

[0014] Figure 2 It is the gas flow schematic diagram in waste gas pipeline in the utility model;

[0015] Figure 3 It is the flow schematic diagram of liquid when cleaning in the utility model;

[0016] Figure 4 It is the schematic diagram of water pump, drain valve, spray valve and sealing valve and controller connection in the utility model;

[0017] Marked number in drawing: 1-waste gas pipeline, 101-back bending, 2-spray head, 3-water supply pipeline, 4-water tank, 5-controller, 6-spray valve, 7-sealing valve, 8-active air blower, 9-drain valve, 10-drainage, 11-water pump. DETAILED DESCRIPTION

[0018] The technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model, obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor are within the protection scope of the utility model.

[0019] The technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model, obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor are within the protection scope of the utility model. Figures 1-4 The organic waste gas pipeline automatic cleaning device of the utility model is described in detail:

[0020] The organic waste gas pipeline 1 automatic cleaning device of the embodiment comprises a waste gas pipeline 1, one end of the waste gas pipeline 1 is connected with the exhaust system of a workshop, the other end is connected with a waste gas purification system, a cleaning assembly is arranged in the waste gas pipeline 1, the cleaning assembly comprises a spray head 2, a water supply pipeline 3, a water pump, a water tank 4 and a controller 5, the spray head 2 is provided with a plurality of spray heads 2, the plurality of spray heads 2 are arranged on the inner wall of the waste gas pipeline 1, the spray head 2 is connected with the water pump through the water supply pipeline 3, the water pump is arranged in the water tank 4, and the water pump is used for conveying the liquid in the water tank 4 to the spray head 2, and then spraying the liquid to the inner wall of the waste gas pipeline 1 through the spray head 2, one end of the waste gas pipeline 1 close to the exhaust system of the workshop is provided with a backbend 101, the bottom of the backbend 101 is provided with a drain port 10 and a drain valve 9, one end of the drain valve 9 is connected with the drain port 10, the other end of the drain valve 9 is connected with a waste water recovery system, and the drain valve 9 and the water pump are electrically connected with the controller 5.

[0021] The pipeline is not disassembled, the integrity and sealing of the pipeline are protected, and the influence of the cleaning operation on production activities is also reduced. By arranging the cleaning assembly, continuous and automatic cleaning of the waste gas pipeline 1 is realized, and the waste gas pipeline 1 can be cleaned without being disassembled, so that damage to the pipeline during disassembly and installation is avoided, thereby ensuring the sealing and service life of the pipeline. Compared with the traditional cleaning method, the manpower and time are greatly saved, the cleaning efficiency is improved, and the operation is simple, and the cleaning operation can be performed without complex operation steps and professional skills. The water pump and the drain valve 9 can be intelligently controlled through the controller 5, so that the automation and intelligentization of the cleaning process are realized, and the cleaning efficiency is improved. By arranging the drain port 10, the drain valve 9 and the waste water recovery system, the waste water generated during the cleaning process can be recycled and treated, avoiding pollution to the environment caused by direct discharge of waste water, and also realizing saving and recycling of water resources.

[0022] The number of the spray head 2 is double, every two spray heads 2 in the plurality of spray heads 2 form a group, the spray heads 2 in the same group are symmetrically arranged, the spray valves 6 of the spray heads 2 in the same group are connected in series, the spray head 2 is provided with a spray valve 6 between the spray head 2 and the water supply pipeline 3, the spray valve 6 is electrically connected with the controller 5, and each group of spray valves 6 is controlled to be opened and closed by the controller 5. The cleaning liquid can be uniformly distributed on the inner wall of the pipeline, the cleaning blind area is avoided, and the uniformity and completeness of cleaning are improved. Each group of spray valves 6 is controlled to be opened and closed by the controller 5, so that the spray head 2 is accurately controlled. In this way, the spray head 2 can be opened or closed according to the pollution degree of different regions in the waste gas pipeline 1, so that the cleaning efficiency and effect are improved, the use amount of cleaning liquid is saved, and the cleaning cost is reduced.

[0023] The waste gas generated in the production process of the circuit board factory is often flammable gas, a smoke detector is arranged in the waste gas pipeline 1, the smoke detector is electrically connected with the controller 5, the smoke detector is used for detecting the smoke content of the waste gas pipeline 1, and data is converted into an electric signal and sent to the controller 5, and the controller 5 controls the water pump and the drain valve 9 according to the electric signal. When the smoke content in the waste gas pipeline 1 exceeds the set threshold, the controller 5 can automatically control the water pump and the drain valve 9 to perform cleaning operation, so that intelligent control of the cleaning process is realized. Such intelligent control not only can improve the timeliness of cleaning, but also can avoid the error and inconvenience of manual operation.

[0024] The sealing valve 7 is arranged at one end of the waste gas pipeline 1 close to the workshop exhaust system, the sealing valve 7 is electrically connected with the controller 5, the waste gas pipeline 1 is provided with a driven air extractor 8 at one end close to the waste gas purification system, the driven air extractor 8 is electrically connected with the controller 5, the sealing valve 7 is opened only when the driven air extractor 8 is opened, the sealing valve 7 is a normally closed valve, the sealing valve 7 and the driven air extractor 8 are powered off when the water pump and the spray valve 6 are opened, and are automatically closed after power-off, which not only can avoid the pollution of the cleaning liquid to the environment, but also can ensure that the waste gas is discharged in time during the cleaning process and is not accumulated in the pipeline, can effectively prevent the cleaning liquid or the waste gas from leaking into the workshop during the cleaning process, and ensures the safety of the cleaning operation.

[0025] It is obvious for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be regarded as exemplary and non-limiting, the scope of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be regarded as limiting the claims.

Claims

1. An automatic cleaning device for organic exhaust pipeline, comprising an exhaust pipeline, one end of which is connected with an exhaust system of a workshop and the other end of which is connected with an exhaust purification system, characterized in that: The cleaning assembly is arranged in the exhaust pipe, and comprises spray heads, a water supply pipe, a water pump, a water tank and a controller. The spray heads are arranged on the inner wall of the exhaust pipe. The spray heads are connected with the water pump through the water supply pipe. The water pump is arranged in the water tank. The water pump is used to deliver the liquid in the water tank to the spray heads. The liquid is sprayed to the inner wall of the exhaust pipe through the spray heads. The end of the exhaust pipe close to the workshop exhaust system is provided with a return bend. The bottom of the return bend is provided with a drain port and a drain valve. One end of the drain valve is connected with the drain port. The other end of the drain valve is connected with a wastewater recovery system. The drain valve and the water pump are electrically connected with the controller.

2. The automatic cleaning device for organic waste pipeline according to claim 1, characterized in that: The spray heads and the water supply pipe are provided with spray valves. The spray valves are electrically connected with the controller. Each spray valve is controlled to open and close by the controller.

3. The automatic cleaning device for organic waste pipeline according to claim 2, characterized in that: The number of the spray heads is double. Each two spray heads are a group. The spray heads in the same group are symmetrically arranged. The spray valves of the spray heads in the same group are connected in series.

4. The automatic cleaning device for organic waste pipeline according to any one of claims 1-3, characterized in that: The end of the return bend close to the workshop exhaust system is provided with a sealing valve. The sealing valve is electrically connected with the controller. The sealing valve is a normally closed valve.

5. An automatic cleaning device for organic waste gas pipeline according to claim 4, characterized in that: The end of the exhaust pipe close to the exhaust purification system is provided with a driven exhaust fan. The driven exhaust fan is electrically connected with the controller. The sealing valve is opened only when the driven exhaust fan is opened.

6. The automatic cleaning device for organic waste pipeline according to any one of claims 1-3, characterized in that: The exhaust pipe is provided with a smoke detector. The smoke detector is electrically connected with the controller. The smoke detector is used to detect the smoke content of the exhaust pipe. The data is converted into an electric signal and sent to the controller. The controller controls the water pump and the drain valve according to the electric signal.

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