Ternary gas mixing device
By designing an inlet structure, a dispersion structure, and an agitation structure in the gas mixing device, the problem of insufficient mixing of the three gases was solved, and efficient ternary gas mixing was achieved.
Patent Information
- Application Number
- CN202423212327.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-25
- Publication Date
- 2025-11-25
- Estimated Expiration
- 2034-12-25
AI Technical Summary
Existing gas mixing equipment suffers from poor mixing results when mixing three gases, as the three gases cannot be fully mixed.
The mixing chamber design includes an air intake structure, a dispersion structure, a gas gathering structure, and an agitation structure. The air intake structure premixes the gas, the dispersion structure evenly disperses the gas, the gas gathering structure gathers the gas, and the agitation structure agitates and mixes the gas to form turbulent flow and achieve thorough mixing.
It improves the mixing effect of the three gases, enabling them to mix fully and evenly, forming a highly efficient ternary gas mixture.
Smart Images
Figure CN223586941U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The application relates to a gas mixing technology, in particular to a ternary gas mixing device. BACKGROUND
[0002] In chemical production, sometimes three different gases need to be mixed according to a certain proportion to form ternary mixed gas. At present, a commonly used gas mixing device comprises a mixing chamber, three gas inlet pipes are arranged on one side of the mixing chamber, a gas outlet pipe is arranged on the other side of the mixing chamber, and a plurality of guide plates are arranged in the mixing chamber. In use, three gases are installed in a certain proportion and simultaneously enter the mixing chamber from the gas inlet pipes. When the three gases flow in the mixing chamber, the three gases are mixed with each other under the action of the guide plates changing the flow direction of the gases, ternary mixed gas is formed, and is discharged from the gas outlet pipe.
[0003] However, although the method of changing the flow direction of the gases by the guide plates can realize the mixing of the three gases, the three gases cannot be fully mixed, and the mixing effect is poor. CONTENT OF THE UTILITY MODEL
[0004] The application provides a ternary gas mixing device to solve the problem that the existing gas mixing device cannot fully mix the three gases and the mixing effect is poor when mixing the three gases.
[0005] The application provides a ternary gas mixing device, which comprises a mixing box, and a gas inlet structure capable of premixing three gases is arranged on the lower part of the mixing box.
[0006] A plurality of dispersion structures capable of uniformly dispersing the gases at the edge positions are arranged above the gas inlet structure and are arranged in an up-down distribution.
[0007] A gas gathering structure with a through middle part is arranged above each dispersion structure, and a stirring structure is arranged at the middle position of the gas gathering structure.
[0008] A gas outlet pipe is arranged at the top of the mixing box.
[0009] Optionally, the gas inlet structure comprises three gas inlet pipes arranged in a ring shape, the gas inlet pipes extend to the inner lower part of the mixing box, and the gas inlet pipes can spray the gases to the middle position of the mixing box along the radial direction of the mixing box.
[0010] Optionally, the dispersion structure comprises a dispersion plate, the dispersion plate is sealingly and fixedly connected with the inner wall of the mixing box, and a gas distribution hole group in a ring structure is arranged at the edge position of the dispersion plate.
[0011] Optionally, the gas distribution hole group is composed of a plurality of through hole groups arranged in a ring shape, and each through hole group is composed of a plurality of through holes arranged on the same radial direction.
[0012] All the through holes of the through hole group are in inclined distribution, and the inclined angles of each through hole are different;
[0013] The inclined upper part of the through hole is close to the center of the dispersion structure.
[0014] Optionally, the gas gathering structure comprises a baffle, the baffle is sealingly fixed with the inner wall of the mixing box, and a gas gathering pipe penetrating through the baffle is arranged at the middle part of the baffle.
[0015] The stirring structure is arranged inside the gas gathering pipe.
[0016] Optionally, the inside of the mixing box is provided with a rotating shaft, one end of the rotating shaft is connected with a motor capable of driving the rotating shaft to rotate, the rotating shaft penetrates through all the gas gathering pipes and is fixedly connected with all the stirring structures.
[0017] All the dispersion plates above the lowermost gas gathering pipe are sleeved on the rotating shaft and are rotationally connected with the rotating shaft.
[0018] Compared with the prior art, the beneficial effects of the application are:
[0019] The three-gas mixing device provided by the application comprises a mixing box, an air inlet structure capable of premixing three kinds of gases is arranged at the lower part of the mixing box, a plurality of dispersion structures capable of uniformly dispersing the gases at the edge positions are arranged above the air inlet structure and are in up-down distribution, a gas gathering structure with a through middle part is arranged above each dispersion structure, and a stirring structure is arranged at the middle part of the gas gathering structure, so that when the mixed gases are mixed, the three kinds of gases enter the mixing box through the air inlet structure at the same time, and form mixed gases, then the mixed gases are uniformly dispersed through the dispersion structures in the mixing box, and are gathered through the gas gathering structures, and then are uniformly dispersed again through the dispersion structures, so that the mixed gases are dispersed and gathered for multiple times, in the process of dispersion and gathering, the mixed gases can form turbulent flow, the mixed gases are dispersed by colliding with each other in the process of flow, effective mixing is performed, and when the mixed gases are gathered, the stirring structure can stir and mix the gathered gases, so that the three kinds of gases can be fully mixed, and the gas mixing effect is improved. BRIEF DESCRIPTION OF DRAWINGS
[0020] In order to more clearly illustrate the technical solutions in the embodiments of the application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings in the following description are some embodiments of the application, and other drawings can also be obtained by those skilled in the art without any creative effort on the basis of these drawings.
[0021] Figure 1 The front view structural schematic diagram of the three-gas mixing device provided by the embodiments of the application;
[0022] Figure 2 This is a schematic diagram of the front cross-sectional structure of the ternary gas mixing device provided in the embodiments of this application;
[0023] Figure 3 for Figure 2 A magnified structural diagram of region A;
[0024] Figure 4 This is a partial top view of the ternary gas mixing device provided in the embodiments of this application;
[0025] Figure 5 This is a top view of the dispersion structure of the ternary gas mixing device provided in the embodiments of this application.
[0026] Explanation of reference numerals in the attached drawings: Mixing box 1, Intake structure 2, Intake pipe 21, Horizontal section 211, Vertical section 212, Exhaust pipe 3;
[0027] Dispersion structure 4, dispersion plate 41, air distribution hole group 42, through hole group 421;
[0028] Gas-gathering structure 5, baffle 51, gas-gathering pipe 52;
[0029] 6. Stirring structure; 61. Stirring component; 611. Stirring blade;
[0030] 7. Rotating shaft; 8. Motor. Detailed Implementation
[0031] To make the objectives, technical solutions, and advantages of the embodiments of this application clearer, the technical solutions in the embodiments of this application are described clearly and completely below. Obviously, the described embodiments are only some embodiments of this application, not all embodiments. Based on the embodiments in this application, all other embodiments obtained by those skilled in the art without creative effort are also within the scope of protection of this application.
[0032] like Figures 1-5 As shown:
[0033] An embodiment of this application provides a ternary gas mixing device, including a mixing chamber 1, and an air inlet structure 2 capable of premixing three gases is provided at the lower part of the mixing chamber 1.
[0034] The upper part of the air intake structure 2 is provided with multiple dispersion structures 4 that are distributed vertically and whose edges can evenly disperse the gas.
[0035] Each dispersion structure 4 has a centrally connected gas-gathering structure 5 above it, and a stirring structure 6 is provided in the middle of the gas-gathering structure 5 to stir the gas.
[0036] The top of the mixing chamber 1 is equipped with an exhaust pipe 3.
[0037] When in use, the three gases to be mixed enter the mixing box 1 from the air inlet structure 2 at a certain ratio at the same time, and form mixed gas, and then the mixed gas flows to the air outlet pipe 3. In the process of flowing, the mixed gas is first uniformly dispersed above the edge of the dispersion structure 4, and then gathered by the gas gathering structure 5, and then uniformly dispersed again by the dispersion structure 4, so that the mixed gas can be dispersed and gathered multiple times. In the process of dispersion and gathering, the mixed gas can form turbulent flow, and the mixed gas can be effectively mixed by colliding and dispersing each other in the process of flowing. At the same time, when the mixed gas is gathered, the stirring structure 6 can stir and mix the gas gathered together, so that the three gases can be fully and uniformly mixed into ternary mixed gas.
[0038] The ternary gas mixing device provided by the embodiment can make the mixed gas dispersed and gathered multiple times for effective mixing when the mixed gas is mixed, and can stir and mix the gas gathered together when the mixed gas is gathered, so that the three gases can be fully mixed, and the mixing effect of the three gases is effectively improved.
[0039] In some embodiments of the present application, the air inlet structure 2 includes three air inlet pipes 21 distributed in a ring shape, the air inlet pipes 21 extend to the inner lower part of the mixing box 1, and the air inlet pipes 21 can spray air to the middle position of the mixing box 1 along the radial direction of the mixing box 1, so that the three gases can be gathered to the middle position of the mixing box 1 along the radial direction of the mixing box 1 at the same time, and the gas has a certain flow rate when entering the mixing box 1. Therefore, after the three gases flow to the middle of the mixing box 1 at the same time, they can collide with each other and preliminarily mix together, so that the three gases can be premixed.
[0040] Further, the air inlet pipe 21 is in an L-shaped structure, the horizontal section 211 of the air inlet pipe 21 is located in the inner lower part of the mixing box 1, and the horizontal section 211 of the air inlet pipe 21 is distributed along the radial direction of the mixing box 1, so that the air inlet pipe 21 can spray air to the middle position of the mixing box 1 along the radial direction of the mixing box 1. The vertical section 212 of the air inlet pipe 21 penetrates the lower end of the mixing box 1 and is sealingly fixed with the lower end of the mixing box 1, and the end of the vertical section 212 of the air inlet pipe 21 is connected with a gas conveying device for conveying gas at a certain ratio. The gas conveying device is a prior art and will not be described in detail.
[0041] In some embodiments of the present application, the dispersion structure 4 comprises a dispersion plate 41, which is sealingly and fixedly connected to the inner wall of the mixing box 1, and the edge of the dispersion plate 41 is provided with an annular gas distribution hole group 42, so that the gas can be uniformly dispersed above the edge of the dispersion plate 41 after passing through the gas distribution hole group 42.
[0042] In some embodiments of the present application, the gas distribution hole group 42 is composed of a plurality of annularly distributed through hole groups 421, each of which is composed of a plurality of through holes located in the same radial direction, and all the through holes of each through hole group 421 are arranged in an inclined manner, and the inclination angles of each through hole are different, and the inclined upper part of the through hole is close to the center of the dispersion structure 4, so that when the gas is dispersed by the through hole, the gas flowing out of the same through hole group 421 can first gather and collide, and then all the gas flows to the middle part of the gas gathering structure 5 at the same time, thereby improving the mixing effect of the gas.
[0043] In some embodiments of the present application, the gas gathering structure 5 comprises a baffle plate 51, which is sealingly and fixedly connected to the inner wall of the mixing box 1, and the middle part of the baffle plate 51 is provided with a gas gathering pipe 52 penetrating through the baffle plate 51.
[0044] The stirring structure 6 is arranged inside the gas gathering pipe 52.
[0045] In this embodiment, the stirring structure 6 is composed of two upper and lower stirring assemblies 61, and each stirring assembly 61 is composed of a plurality of annularly distributed stirring blades 611, and the upper and lower adjacent stirring blades 611 are arranged in a staggered manner.
[0046] In use, the gas dispersed by the gas distribution hole group 42 flows to the gas gathering pipe 52, and when the gas flows to the gas gathering pipe 52, the gas flow is generated, and the gas gathered together after entering the gas gathering pipe 52, and at the same time, the stirring structure 6 stirs the gas flowing in the gas gathering pipe 52, so that the three kinds of gas can be fully mixed.
[0047] In some embodiments of the present application, the inside of the mixing box 1 is provided with a rotating shaft 7, one end of the rotating shaft 7 is connected with a motor 8 capable of driving the rotating shaft 7 to rotate, and the rotating shaft 7 penetrates through all the gas gathering pipes 52 and is fixedly connected with all the stirring structures 6. Specifically, the stirring blades 611 of the stirring structure 6 are fixedly connected with the rotating shaft 7.
[0048] Among them, all the dispersion plates 41 located above the lowermost gas gathering pipe 52 are sleeved on the rotating shaft 7 and are rotatably connected with the rotating shaft 7.
[0049] In use, the motor 8 drives the rotating shaft 7 to rotate, and the rotating shaft 7 drives all the stirring structures 6 to rotate at the same time, and each stirring structure 6 stirs and mixes the gathered gas in the gas gathering pipe 52.
[0050] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present application, and are not limited thereto; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand; it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application.
Claims
1. A ternary gas mixing device, comprising a mixing chamber (1), characterized in that: The lower part of the mixing box (1) is provided with an air inlet structure (2) that can premix three gases; The air intake structure (2) is provided with multiple dispersion structures (4) that are distributed vertically and whose edges can uniformly disperse gas. Each of the dispersion structures (4) has a centrally penetrating gas-gathering structure (5) above it, and a stirring structure (6) is provided in the middle of the gas-gathering structure (5). The mixing chamber (1) is equipped with an exhaust pipe (3) on its top.
2. The ternary gas mixing device according to claim 1, characterized in that: The air intake structure (2) includes three air intake pipes (21) arranged in a ring. The air intake pipes (21) extend to the lower inner part of the mixing box (1) and can spray air radially toward the middle position of the mixing box (1).
3. The ternary gas mixing device according to claim 1, characterized in that: The dispersion structure (4) includes a dispersion plate (41), which is sealed and fixedly connected to the inner wall of the mixing box (1). The edge of the dispersion plate (41) is provided with an annular air distribution hole group (42).
4. The ternary gas mixing device according to claim 3, characterized in that: The air distribution hole group (42) is composed of a plurality of through hole groups (421) arranged in a ring, and the through hole group (421) is composed of a plurality of through holes located in the same radial direction; All the through holes in the through hole group (421) are inclined, and the inclination angle of each through hole is different; The upper part of the through hole is close to the center of the dispersion structure (4).
5. The ternary gas mixing device according to claim 3, characterized in that: The gas-gathering structure (5) includes a baffle (51), which is sealed and fixed to the inner wall of the mixing box (1), and a gas-gathering pipe (52) penetrating the baffle (51) is provided at the middle position of the baffle (51). The agitation structure (6) is disposed inside the gas-gathering pipe (52).
6. The ternary gas mixing device according to claim 5, characterized in that: The mixing box (1) is equipped with a rotating shaft (7) inside. One end of the rotating shaft (7) is connected to a motor (8) that can drive it to rotate. The rotating shaft (7) passes through all the gas-gathering pipes (52) and is fixedly connected to all the stirring structures (6). Among them, all the dispersion plates (41) located above the lowest gas gathering pipe (52) are sleeved on the rotating shaft (7) and rotatably connected to the rotating shaft (7).