Multi-channel gas-liquid mixer

Abstract

The utility model relates to the technical field of gas-liquid mixing devices, and discloses a multi-path gas-liquid mixer which comprises a mixing pipe, the upper side and the lower side of the inner wall of the mixing pipe are fixedly connected with flow dividing pipes, the opposite ends of the flow dividing pipes are fixedly connected with dispersers, and the top end of the flow dividing pipe on the upper side is fixedly connected with a liquid inlet pipe. The outer wall of the mixing pipe is sleeved with a plurality of gas guide rings, guide pipes are fixedly connected to the four sides of the inner diameter of each gas guide ring, one end of the inner side of each guide pipe is fixedly connected to the outer wall of the mixing pipe, gas conveying pipes are connected to the right sides of the outer diameters of the gas guide rings, and the other ends of the gas conveying pipes are jointly connected with a flow divider; and the inner wall of the flow divider is slidably connected with a valve block. According to the utility model, the valve block is arranged to adjust the gas to be gradually guided into the mixing pipe from the top, the middle and the bottom in sequence, and the gas is gradually introduced through different heights, so that the fluid flows more stably, gas and liquid are subjected to multi-channel and multi-stage mixing, the mixing stability is improved, and the service life of equipment is prolonged.

Description

Technical Field

[0001] The utility model relates to the field of gas-liquid mixing devices, in particular to a multi-channel gas-liquid mixer. Background Art

[0002] A gas-liquid mixer is a device used to effectively mix gas and liquid. It is designed to improve the gas-liquid contact efficiency, thereby enhancing the reaction speed and mixing uniformity. It is mainly used to mix gas and miscible liquids. Currently, gas-liquid mixers are commonly used in the aquaculture field to inject oxygen into water bodies.

[0003] At present, when gas-liquid mixers on the market perform gas-liquid mixing, they usually introduce liquid into the mixer first and then input gas into the mixer from another inlet and mix them evenly under the action of an internal disperser. However, when liquid and gas are transported through a single gas inlet and liquid inlet, it is easy to cause uneven gas-liquid mixing and poor mixing efficiency. In addition, the influx of gas from one inlet can easily cause unstable mixing, thereby generating excessive vibration or impact, which affects the service life of the equipment.

[0004] In this regard, in response to this technical problem, the present application proposes a multi-channel gas-liquid mixer. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a multi-channel gas-liquid mixer, which can achieve multi-channel and multi-stage mixing of gas and liquid and improve the mixing stability.

[0006] To achieve the above objectives, the present invention provides the following technical solutions:

[0007] The top of described outer ring of described outer ring is fixed with the guide pipe of described outer ring, and the guide pipe of described outer ring is fixed with the guide pipe of described outer ring.

[0008] Furthermore, the shape of the liquid inlet pipe is a connecting pipe that is thick at both ends and thin in the middle, and the diversion pipes on the upper and lower sides are both connected to the outside.

[0009] Further, the support ring is arranged on the upper and lower sides of the outer wall of the mixing pipe, and a plurality of through holes are arranged on the inner wall of the support ring.

[0010] Further, the inner wall of the guide pipe is in communication with the inner walls of the mixing pipe and the air guide ring, and one end of the inner side of the guide pipe is connected to the outer wall of the mixing pipe in a downward inclined manner.

[0011] Further, the adjusting assembly one comprises an adjusting cylinder fixedly connected to the lower side of the front end of the valve block, a limiting block fixedly connected to the left end of the adjusting cylinder, a first screw rod threadedly connected to the inner wall of the limiting block, the outer wall of the first screw rod being rotatably connected to the outer wall of the flow divider on the upper and lower sides, and the rear end of the limiting block being slidably connected to the outer wall of the flow divider.

[0012] Further, the upper and lower ends of the adjusting cylinder are fixedly connected with sealing plates, and the outer walls of the sealing plates are slidably connected to the inner wall of the flow divider.

[0013] Further, the adjusting assembly two comprises a sealing plug block slidably connected to the inner wall of the adjusting cylinder, the rear end of the sealing plug block penetrating through the outer wall of the adjusting cylinder and extending to the inner wall of the valve hole, the size of the rear end of the sealing plug block being matched with the size of the inner wall of the valve hole, a second screw rod being threadedly connected to the inner wall of the sealing plug block on the upper side, the outer wall of the second screw rod being rotatably connected to the inner wall of the adjusting cylinder on the front and rear sides, and the front end of the second screw rod penetrating through the outer wall of the adjusting cylinder.

[0014] Further, the left side and the middle of the air inlet hole are matched with the shape of the gas conveying pipe, and the inner walls of the gas conveying pipe are in communication with the inner wall of the flow divider.

[0015] The utility model has the following beneficial effects:

[0016] 1、the utility model discloses a plurality of air guide rings are arranged, and the gas is gradually input into the inner wall of the mixing pipe from top to bottom, and is input from four sides evenly, so that the gas-liquid can be mixed more evenly, the gas is dispersed into smaller bubbles to increase the contact area of the gas and the liquid, thereby improving the mixing efficiency.

[0017] 2、the utility model discloses that the valve block is arranged to adjust the gas to be gradually introduced into the mixing pipe from top to bottom, and the gas is gradually introduced at different heights, which can optimize the distribution of the gas in the liquid, reduce the uneven mixing phenomenon caused by the concentration of the gas in a part, make the fluid flow more stable, and the gas-liquid is mixed in multiple paths and multiple stages, thereby improving the stability of the mixing and prolonging the service life of the equipment. DRAWINGS

[0018] Figure 1 a perspective view of a multi-path gas-liquid mixer is provided for the utility model;

[0019] Figure 2 A disperser structure schematic view of a multi-path gas-liquid mixer is provided for the utility model;

[0020] Figure 3 A flow divider structure schematic view of a multi-path gas-liquid mixer is provided for the utility model;

[0021] Figure 4 A flow divider half sectional view of a multi-path gas-liquid mixer is provided for the utility model;

[0022] Figure 5 An adjusting cylinder structure schematic view of a multi-path gas-liquid mixer is provided for the utility model;

[0023] Figure 6 A valve block half sectional view of a multi-path gas-liquid mixer is provided for the utility model.

[0024] Legend:

[0025] 1, mixing pipe; 2, guide pipe; 3, liquid inlet pipe; 4, support ring; 5, air guide ring; 6, gas conveying pipe; 7, gas inlet pipe; 8, flow divider; 9, first lead screw; 10, second lead screw; 11, adjusting cylinder; 12, sealing plate; 13, air inlet hole; 14, valve block; 15, valve hole; 16, limit block; 17, sealing plug; 18, disperser; 19, flow divider pipe. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0027] Refer to Figure 1 and Figure 2The utility model provides an embodiment: a kind of multi-path gas-liquid mixer, it is characterized in that, including mixing pipe 1, both sides of upper and lower of mixing pipe 1 inner wall are fixedly connected with shunt pipe 19, one end of shunt pipe 19 is fixedly connected with disperser 18, upper shunt pipe 19 top is fixedly connected with liquid inlet pipe 3, the outer wall of mixing pipe 1 is equipped with several gas guide rings 5, the four sides of the inner diameter of gas guide ring 5 are fixedly connected with guide pipe 2, one end of guide pipe 2 inner side is fixedly connected in the outer wall of mixing pipe 1, the outer diameter right side of gas guide ring 5 is connected with gas delivery pipe 6, the shape of liquid inlet pipe 3 is the communicating pipe of two thick middle thin, both sides of upper and lower shunt pipe 19 are with external through, both sides of upper and lower of mixing pipe 1 outer wall are fixedly connected with support ring 4, a plurality of evenly arranged through holes are formed in the inner wall of support ring 4, the inner wall of guide pipe 2 is mutually through with the inner wall of mixing pipe 1 and gas guide ring 5, one end of guide pipe 2 inner side is connected with the outer wall of mixing pipe 1 in oblique downward direction;

[0028] Specifically, shunt pipe 19 facilitates the rapid dispersion of liquid, disperser 18 is designed to have a vortex structure shape, and generates vortex flow when gas and liquid flow in, promotes the formation of gas bubbles and speeds up the mixing speed, guide pipe 2 is arranged in an oblique downward state to prevent backflow, gas guide ring 5 cooperates with guide pipe 2 to uniformly mix gas with liquid from four sides, improve mixing efficiency, and the communication between guide pipe 2 and the inner wall of mixing pipe 1 can be provided in a mesh shape to accelerate the formation of gas bubbles, liquid inlet pipe 3 is provided as a communicating pipe with two thick ends and a thin middle portion to accelerate the dispersion of liquid, support ring 4 can be fixed in the working area by cooperating with bolts and other structures through the through holes thereon, and the lower end of the lower side of mixing pipe 1 is connected with the corresponding container for receiving the mixed gas-liquid mixture during actual use.

[0029] Referring to Figures 3-5 Gas delivery pipe 6 is connected with shunt 8 at the other end, valve block 14 is slidably connected to the inner wall of shunt 8, air inlet hole 13 is formed in the upper inner wall of valve block 14, air inlet hole 13 penetrates through the left and right sides of valve block 14, valve hole 15 is formed in the lower inner wall of valve block 14, valve hole 15 penetrates through the bottom end of valve block 14, adjusting cylinder 11 is fixedly connected to the outer wall of shunt 8 through the lower end of valve block 14, limiting block 16 is fixedly connected to the left end of adjusting cylinder 11, first screw rod 9 is threadedly connected to the inner wall of limiting block 16, first screw rod 9 is rotatably connected to the outer wall of shunt 8 at the upper and lower sides, limiting plate 16 is slidably connected to the outer wall of shunt 8 at the rear end, sealing plate 12 is fixedly connected to the upper and lower ends of adjusting cylinder 11, and sealing plate 12 is slidably connected to the inner wall of shunt 8, wherein Figure 6The inner wall of the regulating cylinder 11 is slidably connected with a sealing plug 17. The rear end of the sealing plug 17 penetrates the outer wall of the regulating cylinder 11 and extends to the inner wall of the valve hole 15. The size of the rear end of the sealing plug 17 matches the size of the inner wall of the valve hole 15. The upper side of the inner wall of the sealing plug 17 is threadedly connected with a second screw rod 10. The front and rear sides of the outer wall of the second screw rod 10 are rotatably connected to the inner wall of the regulating cylinder 11. The front end of the second screw rod 10 penetrates the outer wall of the regulating cylinder 11. The upper right end of the diverter 8 is fixedly connected with the air inlet pipe 7. The left side of the air inlet hole 13 matches the shape of the middle air supply pipe 6. The inner walls of the air supply pipe 6 are connected to the inner wall of the diverter 8.

[0030] Specifically, the sliding connections between the inside of the diverter 8 and the valve block 14 are tightly combined with the mating surface to ensure that there is no gap, effectively preventing gas leakage. When the first screw 9 drives the limit block 16 to slide to the lowest distance it can reach, the air inlet 13 is just aligned with the middle gas pipe 6, so that it is convenient to stop at the correct position. The sealing plate 12 is slidably connected to the inner wall of the diverter 8 to block the gap generated during the movement of the adjustment cylinder 11 to prevent gas leakage. The valve hole 15 and the inner wall of the air inlet 13 are interconnected in a T-shape to facilitate gas diversion.

[0031] Working principle: First, the liquid is input from the liquid inlet pipe 3 through the upper diverter pipe 19 into the inside of the mixing tube 1, and then the liquid will be gradually dispersed under the action of the disperser 18, and then the gas is input into the diverter 8 through the air pump connected to the air inlet pipe 7. Because the upper air supply pipe 6 is always connected to the air inlet pipe 7, the gas will directly pass through the upper air supply pipe 6 into the upper air guide ring 5, and evenly enter the upper side of the inner wall of the mixing tube 1 through the four-side guide pipe 4 to mix with the liquid, and then observe the gas-liquid mixing condition of the inner wall of the mixing tube 1. After the gas-liquid mixture inside the mixing tube 1 is stable, the first screw 9 is rotated to make the limit plate 16 drive the regulating cylinder 11 outside the diverter 8 The wall slides, thereby driving the valve block 14 to slide on the inner wall of the diverter 8 to the position corresponding to the air inlet 13 and the middle air supply pipe 6, so that the upper and middle air supply pipes 6 and the inside of the diverter 8 are connected to each other for gas supply. After the gas-liquid mixture inside the mixing tube 1 is stable, the sealing plug 17 is driven forward and slowly pulled out of the inner wall of the valve hole 15 by rotating the second screw rod 10, and the opening amount of the valve hole 15 is changed according to the sliding distance, so that the lower air supply pipe 6 and the diverter 8 are connected to input the gas into the lower air guide ring 5, and further by inputting the guide pipe 2 into the lower side of the inner wall of the mixing tube 1, the gas and liquid are mixed in multiple channels and at multiple stages, thereby improving the mixing stability.

[0032] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A multi-channel gas-liquid mixer, characterized in that: The invention comprises a mixing tube (1), wherein the upper and lower sides of the inner wall of the mixing tube (1) are fixedly connected to a diverter tube (19), the opposite end of the diverter tube (19) is fixedly connected to a disperser (18), the top of the diverter tube (19) on the upper side is fixedly connected to a liquid inlet tube (3), the outer wall of the mixing tube (1) is sleeved with a plurality of air guide rings (5), the inner diameter of the air guide ring (5) is fixedly connected to a guide tube (2), the inner end of the guide tube (2) is fixedly connected to the outer wall of the mixing tube (1), the right side of the outer diameter of the air guide ring (5) is connected to an air delivery pipe (6), and the air delivery pipe (6) is fixedly connected to the outer wall of the mixing tube (1). One end is commonly connected with a diverter (8), the inner wall of the diverter (8) is slidably connected with a valve block (14), an air inlet hole (13) is opened on the upper side of the inner wall of the valve block (14), the air inlet hole (13) passes through the left and right sides of the valve block (14), a valve hole (15) is opened on the lower side of the inner wall of the valve block (14), the valve hole (15) passes through the bottom end of the valve block (14), the front end of the valve block (14) passes through the outer wall of the diverter (8) and is connected with an adjustment component 1, the inner wall of the valve hole (15) is installed with an adjustment component 2, and the upper side of the right end of the diverter (8) is fixedly connected with an air inlet pipe (7).

2. A multi-channel gas-liquid mixer according to claim 1, characterized in that: The liquid inlet pipe (3) is shaped as a connecting pipe that is thick at both ends and thin in the middle, and the diversion pipes (19) on the upper and lower sides are both connected to the outside.

3. The multi-channel gas-liquid mixer according to claim 1, characterized in that: Support rings (4) are fixedly connected to the upper and lower sides of the outer wall of the mixing tube (1), and the inner wall of the support ring (4) is provided with a plurality of evenly arranged through holes.

4. A multi-channel gas-liquid mixer according to claim 1, characterized in that: The inner wall of the guide tube (2) is interconnected with the inner walls of the mixing tube (1) and the air guide ring (5), and one inner end of the guide tube (2) is connected to the outer wall of the mixing tube (1) at an angle downward.

5. The multi-channel gas-liquid mixer according to claim 1, characterized in that: The regulating assembly 1 comprises a regulating cylinder (11) fixedly connected to the lower side of the front end of the valve block (14); the left end of the regulating cylinder (11) is fixedly connected to a limit block (16); the inner wall of the limit block (16) is threadedly connected to a first screw rod (9); the upper and lower sides of the outer wall of the first screw rod (9) are rotatably connected to the outer wall of the diverter (8); the rear end of the limit block (16) is slidably connected to the outer wall of the diverter (8).

6. The multi-channel gas-liquid mixer according to claim 5, characterized in that: The upper and lower ends of the regulating cylinder (11) are fixedly connected to sealing plates (12), and the outer walls of the sealing plates (12) are slidably connected to the inner wall of the diverter (8).

7. The multi-channel gas-liquid mixer according to claim 5, characterized in that: The second adjustment component includes a sealing plug (17) slidably connected to the inner wall of the adjustment cylinder (11), the rear end of the sealing plug (17) passes through the outer wall of the adjustment cylinder (11) and extends to the inner wall of the valve hole (15), the size of the rear end of the sealing plug (17) matches the size of the inner wall of the valve hole (15), and a second screw rod (10) is threadedly connected to the upper side of the inner wall of the sealing plug (17), the front and rear sides of the outer wall of the second screw rod (10) are both rotatably connected to the inner wall of the adjustment cylinder (11), and the front end of the second screw rod (10) passes through the outer wall of the adjustment cylinder (11).

8. The multi-channel gas-liquid mixer according to claim 1, characterized in that: The left side of the air inlet (13) matches the shape of the air delivery pipe (6) in the middle, and the inner wall of the air delivery pipe (6) is interconnected with the inner wall of the diverter (8).

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