Spraying equipment for hydrogen peroxide desulfurization

Abstract

The utility model relates to the technical field of desulfurization, and discloses spraying equipment for hydrogen peroxide desulfurization, which comprises a main pipe, a second spraying pipe is fixedly mounted on the inner wall of the main pipe, a third spraying head is fixedly mounted at the bottom of the second spraying pipe, and a spraying mechanism is arranged on the main pipe. Waste gas in the tower body can be sprayed and desulfurized from top to bottom through the third spray head at the bottom of the second spray pipe, the waste gas can be centralized by the flow guide cover to be guided after encountering the flow guide cover, at the moment, the waste gas can be obliquely sprayed by the first spray head on the first spray pipe, and when the waste gas passes through the second spray head, the waste gas can be uniformly sprayed. At the moment, the gas flowing direction and the second spray head are in a vertical state, hydrogen peroxide spraying desulfurization in the vertical direction is carried out, multi-direction angle spraying is carried out in a waste gas concentration mode, and the mixing efficiency of contact of hydrogen peroxide and waste gas and the desulfurization effect of the waste gas are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of desulfurization, in particular to spraying equipment for hydrogen peroxide desulfurization. Background Art

[0002] The exhaust gas in the desulfurization tower is introduced into the purification tower through the air duct. After passing through the packing layer, the exhaust gas and the chemical absorption liquid undergo full gas-liquid two-phase contact, absorption and neutralization reaction. After the exhaust gas is purified, it is sprayed with a hydrogen peroxide desulfurization device for desulfurization.

[0003] For example, the patent with announcement number CN207913496U discloses an annular spray device for a desulfurization tower, including multiple spray pipes equipped with spray guns, one end of the spray gun installed on the spray pipe is connected to the spray tower, and the other end of the spray pipe is located outside the spray tower. Multiple spray guns surround the inner wall of the spray tower to form an annular spray structure; the annular spray structure is provided with multiple layers, and each layer is geometrically arranged to fully mix the spray solution with the flue gas, thereby achieving a higher desulfurization efficiency.

[0004] The existing hydrogen peroxide desulfurization spraying equipment adopts a flat top-down spraying method when desulfurizing the waste gas, which leads to poor contact and mixing efficiency between the waste gas and hydrogen peroxide, affecting the desulfurization effect of the waste gas. Therefore, a hydrogen peroxide desulfurization spraying equipment is proposed to solve the above problems. Utility Model Content

[0005] The utility model aims to provide a spraying device for hydrogen peroxide desulfurization to achieve the purpose of solving the above problems.

[0006] To achieve the above object, the utility model provides the following technical solution: a spraying device for hydrogen peroxide desulfurization, comprising a main pipe, a second spraying pipe is fixedly installed on the inner wall of the main pipe, a third nozzle is fixedly installed on the bottom of the second spraying pipe, and a spraying mechanism is arranged on the main pipe;

[0007] The spray mechanism includes a first spray pipe and a guide cover, a first spray head is fixedly installed on the first spray pipe, a second spray head is fixedly installed on the first spray pipe, a fixing column is fixedly installed on the first spray pipe, a socket is fixedly installed on the guide cover, the fixing column is plugged into the inside of the socket, a fixing frame is fixedly installed on the socket, a positioning column is arranged on the fixing frame, a spring is sleeved on the positioning column, and the other end of the positioning column is plugged into the inside of the fixing column.

[0008] Preferably, a water inlet pipe is provided on the main pipe, the flow guide cover is connected to the first spray pipe, and the first spray pipe is fixedly installed on the main pipe. The airflow can be concentrated by setting the flow guide cover.

[0009] Preferably, the number of the first spray pipes is eight, and the eight first spray pipes are fixedly installed on the upper surface of the main pipe at equal intervals. The number of the second spray pipes is six, and the six second spray pipes are fixedly installed on the inner wall of the main pipe at equal intervals. The arrangement of the spray pipes and the second spray pipes can facilitate hydrogen peroxide spraying and desulfurization.

[0010] Preferably, a positioning hole is provided on the fixing column, and the fixing column is inserted into the inside of the positioning hole. The number of the sockets is three, and the three sockets are fixedly installed on the guide cover at equal intervals. The positioning hole can be set to facilitate the positioning column to be inserted into the inside of the fixing column.

[0011] Preferably, a push handle is fixedly mounted on the positioning column, the left end of the spring abuts against the push handle, and the other end of the spring abuts against the fixing frame. The setting of the push handle can facilitate the user to push the positioning column, thereby facilitating the removal of the guide cover.

[0012] Preferably, a fixing piece is provided at the bottom of the main pipe, a groove is provided on the fixing piece, the main pipe is fixedly installed inside the groove, a fastening hole is provided on the fixing piece, and the main pipe can be conveniently installed inside the desulfurization tower through the setting of the fixing piece and the fastening hole.

[0013] The utility model provides a spraying device for hydrogen peroxide desulfurization. It has the following beneficial effects:

[0014] (1) The utility model can spray the exhaust gas inside the tower body from top to bottom for desulfurization through the third nozzle at the bottom of the second spray pipe. After the exhaust gas encounters the guide cover, it will be concentrated by the guide cover for gas guidance. At this time, the first nozzle on the first spray pipe can spray it obliquely. When the exhaust gas passes through the second nozzle, the gas flow direction is perpendicular to the second nozzle, and hydrogen peroxide spray desulfurization is carried out in a vertical direction. The exhaust gas is concentrated in a multi-directional angle spraying manner, which improves the mixing efficiency of hydrogen peroxide and exhaust gas and the desulfurization effect of the exhaust gas.

[0015] (2) According to the utility model, a worker pushes the handle to move away from the socket so that the positioning column is separated from the positioning hole on the fixed column. At this time, the guide cover can be lifted and removed from the first spray pipe, which is convenient for replacing and cleaning the guide cover, thereby improving the practicality of the spray equipment.

[0016] (3) The utility model can conveniently install the main pipe inside the desulfurization tower through the arrangement of the fixing parts and the fastening holes, and the fixing frame can support the main pipe, making the main pipe more stable inside the tower body. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the cross-sectional structure of the guide cover of the utility model;

[0020] Figure 3 This is a schematic diagram of the structure of the spray mechanism of the utility model;

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

[0022] In the figure: 1. main pipe; 2. spray mechanism; 201. first spray pipe; 202. first nozzle; 203. second nozzle; 204. guide cover; 205. fixing column; 206. socket; 207. fixing frame; 208. positioning column; 209. spring; 210. push handle; 211. positioning hole; 3. second spray pipe; 4. fixing piece; 5. water inlet pipe; 6. third nozzle; 7. fastening hole. 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] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] Embodiment 1:

[0026] like Figure 1-4As shown, the utility model provides a technical solution: a spraying device for hydrogen peroxide desulfurization, comprising a main pipe 1, a second spraying pipe 3 is fixedly installed on the inner wall of the main pipe 1, a third spray head 6 is fixedly installed on the bottom of the second spraying pipe 3, and a spraying mechanism 2 is arranged on the main pipe 1;

[0027] The spray mechanism 2 includes a first spray pipe 201 and a guide cover 204, a first spray head 202 is fixedly installed on the first spray pipe 201, a second spray head 203 is fixedly installed on the first spray pipe 201, a fixing column 205 is fixedly installed on the first spray pipe 201, a socket 206 is fixedly installed on the guide cover 204, the fixing column 205 is plugged into the inside of the socket 206, a fixing frame 207 is fixedly installed on the socket 206, a positioning column 208 is arranged on the fixing frame 207, a spring 209 is sleeved on the positioning column 208, and the other end of the positioning column 208 is plugged into the inside of the fixing column 205.

[0028] The main pipe 1 is provided with a water inlet pipe 5 , and the flow guide cover 204 is connected to the first spray pipe 201 . The first spray pipe 201 is fixedly installed on the main pipe 1 . The flow guide cover 204 can be used to concentrate the airflow.

[0029] There are eight first spray pipes 201, and the eight first spray pipes 201 are fixedly installed on the upper surface of the main pipe 1 at equal intervals. There are six second spray pipes 3, and the six second spray pipes 3 are fixedly installed on the inner wall of the main pipe 1 at equal intervals. The arrangement of the spray pipes 201 and the second spray pipes 3 can facilitate hydrogen peroxide spraying and desulfurization.

[0030] A positioning hole 211 is provided on the fixing column 205, and the fixing column 205 is inserted into the inside of the positioning hole 211. There are three sockets 206, and the three sockets 206 are fixedly installed on the guide cover 204 at equal intervals. The setting of the positioning hole 211 can facilitate the positioning column 208 to be inserted into the inside of the fixing column 205.

[0031] A push handle 210 is fixedly mounted on the positioning column 208 , the left end of the spring 209 abuts against the push handle 210 , and the other end of the spring 209 abuts against the fixing frame 207 . The setting of the push handle 210 can facilitate the user to push the positioning column 208 , thereby facilitating the removal of the guide cover 204 .

[0032] In this embodiment, the third nozzle 6 at the bottom of the second spray pipe 3 can be used to spray the exhaust gas inside the tower body from top to bottom for desulfurization. After the exhaust gas encounters the guide cover 204, it will be concentrated by the guide cover 204 for gas guidance. At this time, the first nozzle 202 on the first spray pipe 201 can spray it obliquely. When the exhaust gas passes through the second nozzle 203, the gas flow direction is vertical to the second nozzle 203, and vertical hydrogen peroxide spray desulfurization is performed. The exhaust gas is concentrated in a multi-directional angle spraying manner, which improves the mixing efficiency of the hydrogen peroxide and exhaust gas contact and the desulfurization effect of the exhaust gas.

[0033] Embodiment 2:

[0034] like Figure 1-4 As shown, based on the first embodiment, the utility model provides a technical solution: a fixing part 4 is provided at the bottom of the main pipe 1, a groove is provided on the fixing part 4, the main pipe 1 is fixedly installed inside the groove, and a fastening hole 7 is provided on the fixing part 4. The main pipe 1 can be conveniently installed inside the desulfurization tower through the setting of the fixing part 4 and the fastening hole 7.

[0035] In this embodiment, the main pipe 1 can be conveniently installed inside the desulfurization tower by providing the fixing member 4 and the fastening hole 7, and the fixing frame 4 can support the main pipe 1, making the main pipe 1 more stable inside the tower body.

[0036] When in use, the third nozzle 6 at the bottom of the second spray pipe 3 can be used to spray the exhaust gas inside the tower body from top to bottom for desulfurization. After the exhaust gas encounters the guide cover 204, it will be concentrated by the guide cover 204 for gas guidance. At this time, the first nozzle 202 on the first spray pipe 201 can spray it obliquely. When the exhaust gas passes through the second nozzle 203, the gas flow direction is perpendicular to the second nozzle 203, and vertical hydrogen peroxide spray desulfurization is performed. The exhaust gas is concentrated in a multi-directional angle spraying manner, which improves the contact between hydrogen peroxide and the exhaust gas. The mixing efficiency and the desulfurization effect of the exhaust gas are improved; the staff pushes the handle 210 to move away from the socket 206, so that the positioning column 208 is separated from the positioning hole 211 on the fixing column 205. At this time, the guide cover 204 can be lifted and removed from the first spray pipe 201, which is convenient for replacing and cleaning the guide cover 204, thereby improving the practicability of the spraying equipment; the setting of the fixing part 4 and the fastening hole 7 can facilitate the installation of the main pipe 1 inside the desulfurization tower, and the fixing frame 4 can support the main pipe 1, so that the main pipe 1 is more stable inside the tower body.

[0037] 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 spraying device for hydrogen peroxide desulfurization, comprising a main pipe (1), characterized in that: A second spray pipe (3) is fixedly mounted on the inner wall of the main pipe (1), a third spray head (6) is fixedly mounted on the bottom of the second spray pipe (3), and a spray mechanism (2) is provided on the main pipe (1); The spray mechanism (2) comprises a first spray pipe (201) and a flow guide cover (204); a first spray head (202) is fixedly mounted on the first spray pipe (201); a second spray head (203) is fixedly mounted on the first spray pipe (201); a fixing column (205) is fixedly mounted on the first spray pipe (201); a socket (206) is fixedly mounted on the flow guide cover (204); the fixing column (205) is plugged into the inside of the socket (206); a fixing frame (207) is fixedly mounted on the socket (206); a positioning column (208) is provided on the fixing frame (207); a spring (209) is sleeved on the positioning column (208); and the other end of the positioning column (208) is plugged into the inside of the fixing column (205).

2. A spraying device for hydrogen peroxide desulfurization according to claim 1, characterized in that: The main pipe (1) is provided with a water inlet pipe (5), the flow guide cover (204) is connected to the first spray pipe (201), and the first spray pipe (201) is fixedly mounted on the main pipe (1).

3. A spraying device for hydrogen peroxide desulfurization according to claim 1, characterized in that: The number of the first spray pipes (201) is eight, and the eight first spray pipes (201) are fixedly installed at equal intervals on the upper surface of the main pipe (1); the number of the second spray pipes (3) is six, and the six second spray pipes (3) are fixedly installed at equal intervals on the inner wall of the main pipe (1).

4. A spraying device for hydrogen peroxide desulfurization according to claim 1, characterized in that: The fixing column (205) is provided with a positioning hole (211), and the fixing column (205) is plugged into the inside of the positioning hole (211). The number of the sockets (206) is three, and the three sockets (206) are fixedly mounted on the guide cover (204) at equal intervals.

5. A spraying device for hydrogen peroxide desulfurization according to claim 1, characterized in that: A push handle (210) is fixedly mounted on the positioning column (208), the left end of the spring (209) abuts against the push handle (210), and the other end of the spring (209) abuts against the fixing frame (207).

6. A spraying device for hydrogen peroxide desulfurization according to claim 1, characterized in that: Place A fixing member (4) is provided at the bottom of the main pipe (1), and a groove is provided on the fixing member (4). The main pipe (1) is fixedly installed inside the groove, and a fastening hole (7) is provided on the fixing member (4).

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