Sulfuric acid distributor structure for preparing acid from sulfur

Abstract

The utility model provides a sulfuric acid distributor structure for preparing acid from sulfur, which belongs to the technical field of acid preparation equipment and comprises an acid distribution main pipe, the acid distribution main pipe is provided with an acid inlet pipe, two ends of the acid distribution main pipe in the length direction are respectively provided with a first pipe body, and two sides of the acid distribution main pipe in the width direction are respectively provided with a second pipe body. The second pipe body is respectively communicated with the same ends of the two first pipe bodies, the inner side and the outer side of the second pipe body are respectively provided with a plurality of acid distribution branch pipes which are sequentially arranged along the length direction, the two sides of each acid distribution branch pipe are respectively provided with an acid outlet nozzle, the end part of each acid outlet nozzle is provided with an acid outlet, and each acid outlet nozzle is provided with a flow blocking assembly. The flow blocking assembly comprises a connecting piece connected with the acid outlet nozzle and a flow blocking plate connected to the connecting piece, the flow blocking plate covers the outer side of the acid outlet, and the flow blocking plate and the acid outlet are arranged in a spaced mode. According to the sulfuric acid distributor structure for preparing the acid from the sulfur, provided by the utility model, sulfuric acid liquid flows sprayed from the adjacent acid outlets are prevented from colliding with one another, so that the sulfuric acid distribution effect is prevented from being influenced.

Description

Technical Field

[0001] The utility model belongs to the technical field of acid-making equipment, and more specifically, it relates to a sulfuric acid acid distributor structure for sulfuric acid production. Background Art

[0002] The acid distributor is a key equipment used in chemical production for sulfuric acid manufacturing, especially in the drying and absorption tower. Its main function is to ensure uniform distribution of sulfuric acid in the tower, thereby improving the gas-liquid contact efficiency and optimizing the production process.

[0003] The acid distributor conducts multi-stage diversion of sulfuric acid, and finally flows out from the acid outlet of the end branch pipe. Under the action of pressure, the finally flowing out sulfuric acid will form a jet state, and the sulfuric acid liquid flows ejected from adjacent acid outlets will collide with each other, affecting the acid diversion effect. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a sulfuric acid acid distributor structure for sulfuric acid production, aiming to solve the problem that the finally flowing out sulfuric acid will form a jet state, and the sulfuric acid liquid flows ejected from adjacent acid outlets will collide with each other, affecting the acid diversion effect.

[0005] To achieve the above purpose, the technical solution adopted by the utility model is: providing a sulfuric acid acid distributor structure for sulfuric acid production, including an acid distribution main pipe, an acid inlet pipe is arranged on the acid distribution main pipe, first pipe bodies are respectively arranged at both ends of the acid distribution main pipe in the length direction, second pipe bodies are respectively arranged on both sides of the acid distribution main pipe in the width direction, the second pipe bodies are respectively communicated with the same end of the two first pipe bodies, a plurality of acid distribution branch pipes are respectively arranged on the inner side and the outer side of the second pipe body in sequence along the length direction, acid outlet nozzles are respectively arranged on both sides of the acid distribution branch pipe, the end of the acid outlet nozzle is provided with an acid outlet, a flow blocking component is arranged on the acid outlet nozzle, the flow blocking component includes a connecting piece connected to the acid outlet nozzle and a flow blocking plate connected to the connecting piece, and the flow blocking plate shields the outside of the acid outlet and is arranged at an interval from the acid outlet.

[0006] In a possible implementation manner, the acid inlet pipe is connected to the middle of the acid distribution main pipe and extends to one side, both ends of the acid distribution main pipe are respectively connected to the middle of the two first pipe bodies, and both ends of the first pipe body are respectively bent downward and connected to the two second pipe bodies.

[0007] In a possible implementation manner, the lengths of the plurality of acid distribution branch pipes located outside the second pipe body decrease from the middle to both sides.

[0008] In a possible implementation manner, the number of the plurality of acid distribution branch pipes located inside the second pipe body is greater than the number of the plurality of acid distribution branch pipes located outside the second pipe body.

[0009] In a possible implementation, a plurality of the acid outlet nozzles on the opposite sides of two adjacent acid distribution branch pipes are arranged alternately one by one.

[0010] In a possible implementation, the axis of the acid outlet nozzle is perpendicular to the axis of the acid distribution branch pipe, and the acid outlet nozzle is detachably connected to the acid distribution branch pipe.

[0011] In a possible implementation, the connecting member includes a connecting sleeve and a plurality of two connecting rods. The connecting sleeve is sleeved on the end of the acid outlet nozzle. The plurality of connecting rods are connected circumferentially to the connecting sleeve and extend away from the acid distribution branch pipe. The baffle is connected to the ends of the plurality of connecting rods away from the acid distribution branch pipe.

[0012] In a possible implementation, the connecting sleeve is threadedly sleeved on the end of the acid outlet nozzle.

[0013] In a possible implementation, an arc-shaped protrusion is provided on the end face of the baffle close to the acid outlet.

[0014] The beneficial effect of a sulfuric acid acid distribution device structure for sulfuric acid production provided by the present utility model is as follows: Compared with the prior art, sulfuric acid enters the main acid distribution pipe through the acid inlet pipe, then flows through the first pipe body and the second pipe body in sequence and enters a plurality of acid distribution branch pipes. The sulfuric acid in the acid distribution branch pipes is sprayed outwards through the acid outlet of a plurality of acid outlet nozzles. A baffle is arranged on the acid outlet nozzle through a connecting member, and the baffle is arranged at intervals outside the acid outlet. The sulfuric acid liquid flow sprayed out from the acid outlet impacts the baffle and splashes circumferentially, avoiding the mutual impact of the sulfuric acid liquid flows sprayed out from adjacent acid outlets and affecting the sulfuric acid distribution effect. Description of the Drawings

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the following will briefly introduce the drawings required for use in the embodiments or the description of the prior art. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0016] Figure 1 is a structural schematic diagram of a sulfuric acid acid distribution device structure for sulfuric acid production provided by the present utility model;

[0017] Figure 2 is Figure 1 a partial enlarged view at M in

[0018] Figure 3 is Figure 2 a sectional view taken along A-A in

[0019] Figure 4 is Figure 2 the sectional view along B-B in

[0020] In the figure: 1. Main acid distribution pipe; 2. Acid inlet pipe; 3. First pipe body; 4. Second pipe body; 5. Acid distribution branch pipe; 6. Acid outlet nozzle; 7. Acid outlet; 8. Connecting sleeve; 9. Connecting rod; 10. Baffle plate; 11. Arc-shaped protrusion. Specific embodiments

[0021] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present utility model clearer and more understandable, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present utility model and are not used to limit the present utility model.

[0022] In the claims, description and above-mentioned drawings of the present utility model, unless otherwise clearly defined, when using terms such as "first", "second" or "third", etc., they are all used to distinguish different objects and are not used to describe a specific order.

[0023] In the claims, description and above-mentioned drawings of the present utility model, unless otherwise clearly defined, for orientation terms, when using terms such as "center", "horizontal", "vertical", "level", "vertical", "top", "bottom", "inner", "outer", "upper", "lower", "front", "rear", "left", "right", "clockwise", "counterclockwise", "high", "low", etc. to indicate the orientation or position relationship, it is based on the orientation and position relationship shown in the 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 or be constructed and operated in a specific orientation, so it cannot be understood as limiting the specific protection scope of the present utility model.

[0024] Please refer to Figures 1 to 4 , and now a sulfuric acid distributor structure for sulfuric acid production is described. A sulfuric acid distributor structure for sulfuric acid production includes a main acid distribution pipe 1, an acid inlet pipe 2 is arranged on the main acid distribution pipe 1, first pipe bodies 3 are respectively arranged at both ends in the length direction of the main acid distribution pipe 1, second pipe bodies 4 are respectively arranged on both sides in the width direction of the main acid distribution pipe 1, the second pipe bodies 4 are respectively communicated with the same ends of the two first pipe bodies 3, a plurality of acid distribution branch pipes 5 are respectively arranged on the inner and outer sides of the second pipe bodies 4 in sequence along the length direction, acid outlet nozzles 6 are respectively arranged on both sides of the acid distribution branch pipes 5, the end of the acid outlet nozzle 6 is provided with an acid outlet 7, and a baffle assembly is arranged on the acid outlet nozzle 6. The baffle assembly includes a connecting member connected to the acid outlet nozzle 6 and a baffle plate 10 connected to the connecting member. The baffle plate 10 is blocked outside the acid outlet 7 and is arranged at an interval from the acid outlet 7.

[0025] A sulfuric acid distributor structure for sulfuric acid production from sulfur, compared with the prior art, sulfuric acid enters the main acid distribution pipe 1 through the acid inlet pipe 2, then flows through the first pipe body 3 and the second pipe body 4 in sequence and enters into a plurality of acid distribution branch pipes 5. The sulfuric acid in the acid distribution branch pipes 5 is sprayed outwards through the acid outlet 7 of a plurality of acid outlet nozzles 6. A baffle plate 10 is arranged on the acid outlet nozzle 6 through a connecting piece. The baffle plate 10 is arranged at intervals on the outer side of the acid outlet 7. The sulfuric acid liquid flow sprayed out from the acid outlet 7 splashes circumferentially after hitting the baffle plate 10, avoiding the mutual collision of the sulfuric acid liquid flows sprayed out from adjacent acid outlets 7 and affecting the sulfuric acid distribution effect.

[0026] Please refer to Figure 1 , the acid inlet pipe 2 is connected to the middle of the main acid distribution pipe 1 and extends to one side. The two ends of the main acid distribution pipe 1 are respectively connected to the middle of two first pipe bodies 3. The two ends of the first pipe body 3 are respectively bent downwards and connected to two second pipe bodies 4. The main acid distribution pipe 1 and the first pipe body 3 are at the same height and are perpendicular to each other; the first pipe body 3 is above the second pipe body 4 and they are perpendicular to each other; the acid distribution branch pipes 5 and the second pipe body 4 are at the same height and are also perpendicular to each other; finally, a structure with staggered layout in the height direction is formed.

[0027] Specifically, the lengths of the plurality of acid distribution branch pipes 5 located outside the second pipe body 4 decrease from the middle to both sides. Thus, a substantially arc-shaped structure is formed on both sides of the entire sulfuric acid distributor structure, which can match the inner cavity contour of the drying and absorption tower and is convenient for installation.

[0028] The number of the plurality of acid distribution branch pipes 5 located inside the second pipe body 4 is greater than the number of the plurality of acid distribution branch pipes 5 located outside the second pipe body 4. Among them, the number of the plurality of acid distribution branch pipes 5 located inside the second pipe body 4 is a, and the number of the plurality of acid distribution branch pipes 5 located outside the second pipe body 4 is b. Among them, a = b + 2n, and the value of n is generally 1 or 2. The number of each side of the plurality of acid distribution branch pipes 5 located inside the second pipe body 4 is 1 or 2 more than the number of each side of the plurality of acid distribution branch pipes 5 located outside the second pipe body 4, which can make full use of the space inside the second pipe body 4 to arrange the acid distribution branch pipes 5.

[0029] Preferably, a plurality of acid outlet nozzles 6 on the opposite sides of adjacent two acid distribution branch pipes 5 are arranged alternately one by one, which can avoid the problems of installation interference or insufficient disassembly and assembly space of the opposite acid outlet nozzles 6 on adjacent acid distribution branch pipes 5. At the same time, it can also arrange more acid distribution branch pipes 5 to a certain extent and improve the acid distribution effect.

[0030] Specifically, the axis of the acid outlet nozzle 6 is perpendicular to the axis of the acid distribution branch pipe 5, and the acid outlet nozzle 6 is detachably connected to the acid distribution branch pipe 5. The acid outlet nozzle 6 is connected to the threaded hole of the acid distribution branch pipe 5 through a thread, which is convenient for the disassembly, assembly and maintenance of the acid outlet nozzle 6.

[0031] Please refer to Figures 2 to 4, the connecting member includes a connecting sleeve 8 and a plurality of two connecting rods 9. The connecting sleeve 8 is sleeved on the end of the acid outlet nozzle 6. The plurality of connecting rods 9 are connected circumferentially to the connecting sleeve 8 and extend away from the acid distribution branch pipe 5. The baffle plate 10 is connected to the ends of the plurality of connecting rods 9 away from the acid distribution branch pipe 5.

[0032] Specifically, the outer periphery of the acid outlet nozzle 6 has an external thread, and the inner wall of the connecting sleeve 8 has an internal thread. The connecting sleeve 8 is threadedly sleeved on the end of the acid outlet nozzle 6, which is convenient for disassembly.

[0033] Preferably, the end face of the baffle plate 10 close to the acid outlet 7 is provided with an arc-shaped protrusion 11. After the sulfuric acid liquid flow sprays out from the acid outlet 7, it impacts on the arc-shaped surface of the arc-shaped protrusion 11, forming a sulfuric acid liquid flow that uniformly diffuses and splashes outwards, improving the sulfuric acid distribution effect.

[0034] The above are only the preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, and improvements made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A sulfuric acid distributor structure for sulfuric acid production, characterized in that: The invention comprises an acid distribution main pipe (1), the acid distribution main pipe (1) is provided with an acid inlet pipe (2), first pipe bodies (3) are respectively provided at both ends of the acid distribution main pipe (1) in the length direction, second pipe bodies (4) are respectively provided at both sides of the acid distribution main pipe (1) in the width direction, the second pipe bodies (4) are respectively connected to the same end of two first pipe bodies (3), the inner side and the outer side of the second pipe body (4) are respectively provided with a plurality of acid distribution branch pipes (5) arranged in sequence along the length direction, acid outlet nozzles (6) are respectively provided on both sides of the acid distribution branch pipes (5), the end of the acid outlet nozzle (6) is provided with an acid outlet (7), the acid outlet nozzle (6) is provided with a flow baffle assembly, the flow baffle assembly comprises a connecting piece connected to the acid outlet nozzle (6) and a flow baffle plate (10) connected to the connecting piece, the flow baffle plate (10) shields the outer side of the acid outlet (7) and is arranged at a distance from the acid outlet (7).

2. A sulfuric acid distributor structure for sulfuric acid production according to claim 1, characterized in that: The acid inlet pipe (2) is connected to the middle of the acid distribution main pipe (1) and extends to one side; the two ends of the acid distribution main pipe (1) are respectively connected to the middle of the two first pipe bodies (3); the two ends of the first pipe body (3) are respectively bent downward and connected to the two second pipe bodies (4).

3. A sulfuric acid distributor structure for sulfuric acid production according to claim 1, characterized in that: The lengths of the plurality of acid distribution branch pipes (5) located outside the second pipe body (4) decrease gradually from the middle to both sides.

4. A sulfuric acid distributor structure for sulfuric acid production according to claim 1, characterized in that: The number of the plurality of acid-distributing branch pipes (5) located on the inner side of the second tube body (4) is greater than the number of the plurality of acid-distributing branch pipes (5) located on the outer side of the second tube body (4).

5. The sulfuric acid distributor structure for sulfuric acid production according to claim 1, characterized in that: The plurality of acid outlet nozzles (6) on opposite sides of two adjacent acid distribution branch pipes (5) are arranged alternately one by one.

6. A sulfuric acid distributor structure for sulfuric acid production according to claim 1, characterized in that: The axial direction of the acid outlet nozzle (6) is perpendicular to the axial direction of the acid distribution branch pipe (5), and the acid outlet nozzle (6) is detachably connected to the acid distribution branch pipe (5).

7. A sulfuric acid distributor structure for sulfuric acid production according to claim 1, characterized in that: The connecting piece comprises a connecting sleeve (8) and a plurality of connecting rods (9); the connecting sleeve (8) is sleeved on the end of the acid outlet nozzle (6); the plurality of connecting rods (9) are connected to the connecting sleeve (8) in a circumferential direction and extend in a direction away from the acid distribution branch pipe (5); and the baffle plate (10) is connected to the ends of the plurality of connecting rods (9) away from the acid distribution branch pipe (5).

8. A sulfuric acid distributor structure for sulfuric acid production according to claim 7, characterized in that: The connecting sleeve (8) is threadedly sleeved on the end of the acid outlet nozzle (6).

9. The sulfuric acid distributor structure for sulfuric acid production according to claim 1, characterized in that: The baffle plate (10) is provided with an arc-shaped protrusion (11) on the end surface close to the acid outlet (7).

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