A dust removal and filtering device for gas purification

Abstract

The utility model relates to the technical field of gas purification, and discloses a dust removal and filtering device for gas purification, including a bearing mechanism and a filtering mechanism, wherein the filtering mechanism is fixedly connected to the inside of the bearing mechanism, and the filtering mechanism includes an air pressure detection unit and a cleaning unit, wherein the air pressure detection unit is fixedly connected to the inside of the bearing mechanism, and the cleaning unit is fixedly connected to the inner top of the bearing mechanism. The dust removal and filtering device for gas purification is provided with an air pressure sensor to identify the situation of internal dust blockage, and introduce water source for cleaning. The cleaning system has a simple structure and is easy to operate. The filtering capacity of the filtering unit can be quickly restored. By providing an automatic identification method, the interior can be monitored in real time, and the filtering unit can be cleaned regularly to prevent blockage and extend the service life of the device. Cleaning can be performed while purifying and filtering to ensure the continuity of the gas purification process.

Description

Technical Field

[0001] The utility model relates to the technical field of gas purification, in particular to a dust removal and filtering device for gas purification. Background Art

[0002] As is known to all, a gas purification device is an auxiliary device used in the process of purifying carbon dioxide containing hydrogen chloride gas, which passes a saturated sodium bicarbonate solution into the gas to react with hydrochloric acid to generate carbon dioxide gas, thereby improving the purity of carbon dioxide. It has been widely used in the field of carbon dioxide purification.

[0003] The prior art discloses a dust removal and filtering device for gas purification with application number: 202022535920.7. The technical problem to be solved by the utility model is to clean the dust on the filter net by switching the valve. In order to solve the above technical problems, the utility model provides a dust removal and filtering device for gas purification, including a metal transmission pipe, the bottom of the metal transmission pipe is connected to a purification cylinder, the outer side of the metal transmission pipe is sleeved with a hollow block, the middle of the two ends of the metal transmission pipe is penetrated and connected with a rotating shaft, the middle part of the rotating shaft is sleeved with a baffle, the outer sides of the two ends of the rotating shaft are sleeved with linkage gears, one end of the rotating shaft is fixedly connected with a valve, both sides of the metal transmission pipe are fixedly connected with a movable shaft, the outer side of the movable shaft is sleeved with an auxiliary gear, one side of the auxiliary gear is fixedly connected with a cylindrical gear, and the outer side of the cylindrical gear is connected to the linkage gear through a chain.

[0004] However, the existing technology still has the following shortcomings. First, when the above-mentioned device is used, a movable scraper is provided to scrape the dust on the surface of the filter to achieve the purpose of cleaning. However, when the above-mentioned device is used for cleaning, it needs to be shut down, which affects the efficiency of gas purification. Utility Model Content

[0005] The purpose of the utility model is to provide a dust removal and filtering device for gas purification to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a dust removal and filtering device for gas purification, comprising a supporting mechanism and a filtering mechanism, wherein the filtering mechanism is fixedly connected to the inside of the supporting mechanism.

[0007] The filtering mechanism comprises an air pressure detection unit and a cleaning unit. The air pressure detection unit is fixedly connected to the inside of the supporting mechanism, and the cleaning unit is fixedly connected to the inner top of the supporting mechanism.

[0008] Preferably, the supporting mechanism consists of a filter barrel, supporting legs, an air inlet, an exhaust port, a multi-tube discharge pipe and an electronic control valve, the supporting legs are fixedly connected to the bottom of the filter barrel, the air inlet is fixedly connected to the left side of the filter barrel, the exhaust port is fixedly connected to the right side of the filter barrel, the multi-tube discharge pipe is fixedly connected to the bottom of the filter barrel, and the electronic control valve is fixedly connected to the surface of the multi-tube discharge pipe, playing the main role of conduction, as well as the role of carrying the overall equipment.

[0009] Preferably, the air pressure detection unit consists of a mounting frame, a filter screen, an air pressure sensor and an air pressure receiving port, the mounting frame is fixedly connected to the inside of the filter barrel, the filter screen is fixedly connected to the inner side of the mounting frame, the air pressure sensor is fixedly connected to the top of the filter barrel, and the air pressure receiving port is fixedly connected to the bottom of the air pressure sensor, which is used to filter dust and detect internal air pressure to facilitate identification of internal blockage.

[0010] Preferably, the cleaning unit consists of a diverter pipe, a connecting plate, an electric water inlet valve, a guide pipe and a distributed nozzle. The diverter pipe is fixedly connected to the top of the connecting plate, the connecting plate is fixedly connected to the top of the filter barrel, the electric water inlet valve is fixedly connected to the top of the diverter pipe, the guide pipe is fixedly connected to the diverter pipe and the bottom of the connecting plate, and the distributed nozzle is fixedly connected to the inner side of the guide pipe to facilitate cleaning of the filter net.

[0011] Preferably, the guide pipe is located on the side with the distributed nozzle and extends to the interior of the filter barrel to play a role in cleaning and guiding.

[0012] Preferably, the dispersed nozzles are installed on the inner side of the guide pipe and the water spraying direction is on the left and right sides, which is convenient for arc-shaped multi-point spraying and cleaning of dust on the surface of the filter.

[0013] Preferably, the air pressure receiving port extends to the interior of the filter barrel, and is located on a side close to the exhaust port. By being installed at the tail end, the air pressure inside the filter barrel is monitored to identify internal dust blockage.

[0014] Preferably, the water inlet electric control valve and the electronic control valve are electrically connected to the air pressure sensor, so as to control the opening and closing of the water inlet electric control valve and the electronic control valve through the air pressure sensor, so as to introduce clean water and discharge sewage.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. The dust removal and filtering device for gas purification is provided with an air pressure sensor to identify the situation of internal dust blockage and introduce water source for cleaning. The cleaning system has a simple structure and is easy to operate, and can quickly restore the filtering capacity of the filtering unit.

[0017] 2. The dust removal and filtering device for gas purification is equipped with an automatic identification method to monitor the interior in real time. The filtering unit can be cleaned regularly to prevent blockage and extend the service life of the device. It can be cleaned while purifying and filtering to ensure the continuity of the gas purification process. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the appearance structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the internal structure of the utility model;

[0020] Figure 3 For this utility model Figure 2 The enlarged structural diagram at A in the middle;

[0021] Figure 4 This is a schematic diagram of the bottom structure of the guide pipe of the utility model.

[0022] In the figure: 1. Carrying mechanism; 101. Filter barrel; 102. Support leg; 103. Air inlet; 104. Exhaust port; 105. Multi-tube discharge pipe; 106. Electronic control valve; 2. Filter mechanism; 201. Mounting frame; 202. Filter screen; 203. Air pressure sensor; 204. Air pressure receiving port; 211. Diverter pipe; 212. Connecting plate; 213. Water inlet electric control valve; 214. Guide pipe; 215. Distributed nozzle. DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figure 1-4 The utility model provides the following technical solution: a dust removal and filtering device for gas purification, comprising a supporting mechanism 1 and a filtering mechanism 2, wherein the filtering mechanism 2 is fixedly connected to the inside of the supporting mechanism 1.

[0025] The filtering mechanism 2 includes an air pressure detection unit and a cleaning unit. The air pressure detection unit is fixedly connected to the inside of the supporting mechanism 1 , and the cleaning unit is fixedly connected to the inner top of the supporting mechanism 1 .

[0026] The supporting mechanism 1 consists of a filter barrel 101, a support leg 102, an air inlet 103, an exhaust port 104, a multi-tube discharge pipe 105 and an electronic control valve 106. The support leg 102 is fixedly connected to the bottom of the filter barrel 101, the air inlet 103 is fixedly connected to the left side of the filter barrel 101, the exhaust port 104 is fixedly connected to the right side of the filter barrel 101, the multi-tube discharge pipe 105 is fixedly connected to the bottom of the filter barrel 101, and the electronic control valve 106 is fixedly connected to the surface of the multi-tube discharge pipe 105, which plays a major conduction role and a role in carrying the overall equipment.

[0027] The air pressure detection unit is composed of a mounting frame 201, a filter screen 202, an air pressure sensor 203 and an air pressure receiving port 204. The mounting frame 201 is fixedly connected to the inside of the filter barrel 101, the filter screen 202 is fixedly connected to the inner side of the mounting frame 201, the air pressure sensor 203 is fixedly connected to the top of the filter barrel 101, and the air pressure receiving port 204 is fixedly connected to the bottom of the air pressure sensor 203. The air pressure receiving port 204 extends to the inside of the filter barrel 101, and the air pressure receiving port 204 is located on the side close to the exhaust port 104. It is installed at the tail end to monitor the air pressure inside the filter barrel 101 to identify the internal dust blockage. It is used to filter dust and detect the internal air pressure to facilitate the identification of internal blockage. The cleaning unit is composed of a shunt pipe 211, a connecting plate 212, an electric water inlet control valve 213, a guide pipe 214 and a dispersed nozzle 215. The shunt pipe 211 is fixedly connected to the top of the connecting plate 212. The connecting plate 212 is fixedly connected to the top of the filter barrel 101, the water inlet electric control valve 213 is fixedly connected to the top of the shunt pipe 211, the water inlet electric control valve 213 and the electronic control valve 106 are electrically connected to the air pressure sensor 203, so as to control the opening and closing of the water inlet electric control valve 213 and the electronic control valve 106 through the air pressure sensor 203, so as to introduce clean water and discharge sewage, the guide pipe 214 is fixedly connected to the shunt pipe 211 and the bottom of the connecting plate 212, and the guide pipe 214 is located on the side with the distributed nozzle 215 and extends to the inside of the filter barrel 101, which plays the role of cleaning and diversion, and the distributed nozzle 215 is fixedly connected to the inner side of the guide pipe 214. The distributed nozzle 215 is distributed and installed on the inner side of the guide pipe 214 and the water spraying direction is located on the left and right sides, which is convenient for arc-shaped multi-point spraying, and convenient for cleaning the dust on the surface of the filter net 202, and convenient for cleaning the filter net 202.

[0028] When in use, connect the high-pressure water pipe to the water inlet electric control valve 213, and introduce the gas to be purified into the interior of the filter barrel 101 through the air inlet 103. After the dust in the gas is filtered through the filter 202, it is discharged from the exhaust port 104. When there is a lot of dust on the surface of the filter 202, the internal air flow is difficult to circulate and the air pressure increases. When the air pressure sensor 203 detects the increase in air pressure, the water inlet electric control valve 213 and the electronic control valve 106 are opened, and the water flow is introduced, and after diversion, it is sprayed to both sides through the distributed nozzles 215 to clean the filter 202. At the same time, the sewage is discharged through the multi-tube discharge pipe 105. When the pressure is normal, the water inlet electric control valve 213 and the electronic control valve 106 are closed.

[0029] Although the 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 dust removal and filtering device for gas purification, comprising a supporting mechanism (1) and a filtering mechanism (2), characterized in that: The filtering mechanism (2) is fixedly connected to the interior of the supporting mechanism (1); The filtering mechanism (2) comprises an air pressure detection unit and a cleaning unit, the air pressure detection unit being fixedly connected to the inside of the supporting mechanism (1), and the cleaning unit being fixedly connected to the inner top of the supporting mechanism (1).

2. A dust removal and filtering device for gas purification according to claim 1, characterized in that: The supporting mechanism (1) is composed of a filter barrel (101), a support leg (102), an air inlet (103), an air outlet (104), a multi-tube discharge pipe (105) and an electronic control valve (106); the support leg (102) is fixedly connected to the bottom of the filter barrel (101); the air inlet (103) is fixedly connected to the left side of the filter barrel (101); the air outlet (104) is fixedly connected to the right side of the filter barrel (101); the multi-tube discharge pipe (105) is fixedly connected to the bottom of the filter barrel (101); and the electronic control valve (106) is fixedly connected to the surface of the multi-tube discharge pipe (105).

3. A dust removal and filtering device for gas purification according to claim 2, characterized in that: The air pressure detection unit is composed of a mounting frame (201), a filter screen (202), an air pressure sensor (203) and an air pressure receiving port (204); the mounting frame (201) is fixedly connected to the inside of the filter barrel (101); the filter screen (202) is fixedly connected to the inner side of the mounting frame (201); the air pressure sensor (203) is fixedly connected to the top of the filter barrel (101); and the air pressure receiving port (204) is fixedly connected to the bottom of the air pressure sensor (203).

4. A dust removal and filtering device for gas purification according to claim 3, characterized in that: The cleaning unit is composed of a diverter pipe (211), a connecting plate (212), an electric water inlet valve (213), a guide pipe (214) and a dispersed nozzle (215); the diverter pipe (211) is fixedly connected to the top of the connecting plate (212); the connecting plate (212) is fixedly connected to the top of the filter barrel (101); the electric water inlet valve (213) is fixedly connected to the top of the diverter pipe (211); the guide pipe (214) is fixedly connected to the diverter pipe (211) and the bottom of the connecting plate (212); and the dispersed nozzle (215) is fixedly connected to the inner side of the guide pipe (214).

5. A dust removal and filtering device for gas purification according to claim 4, characterized in that: The guide pipe (214) is located on a side with a dispersed nozzle (215) and extends to the interior of the filter barrel (101).

6. A dust removal and filtering device for gas purification according to claim 5, characterized in that: The dispersed spray heads (215) are distributed and installed on the inner side of the flow guide pipe (214) and the spraying directions are located on the left and right sides.

7. A dust removal and filtering device for gas purification according to claim 6, characterized in that: The air pressure receiving port (204) extends to the interior of the filter barrel (101), and the air pressure receiving port (204) is located on a side close to the exhaust port (104).

8. A dust removal and filtering device for gas purification according to claim 7, characterized in that: The water inlet electric control valve (213) and the electronic control valve (106) are electrically connected to the air pressure sensor (203).

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