CN210171249U - Fluid mixer and device - Google Patents

Abstract

The application provides fluid blender and device relates to agricultural machine technical field. The fluid blender includes outer tube and inner tube, and the outer tube includes mixed section and first linkage segment, and the inner tube part or whole sets up in mixed section, and the inner tube includes diffuser section and second linkage segment, and the diffuser section is provided with a plurality of holes, and first cavity passes through a plurality of holes and second cavity intercommunication. When the fluid flows into the mixing section from the diffusion section of the inner pipe through the through hole on the surface of the diffusion section, the fluid can be sprayed to the mixing section through the through hole, and the fluid can be uniformly stirred in the spraying process. The fluid mixing device comprises a fluid mixer, a first pipeline and a second pipeline, and is used for uniformly mixing water and fertilizer in the pipelines and conveying the mixture of the water and the fertilizer to the field.

Description

Fluid mixer and device

Technical Field

The application relates to the technical field of agricultural machinery, in particular to a fluid mixer and a device.

Background

The water and fertilizer all-in-one machine is a set of automatic equipment which is produced for realizing modern facility agriculture automatic control, can execute a fixed fertilization process, fertilizes in a proper amount according to the set nutrition proportion of a user, injects proportioned fertilizer into a main water delivery pipeline, is easy to operate, adapts to various environments, can control fertilization flow, and improves the utilization rate of the fertilizer.

However, the existing liquid fertilizer machine generally has the problems of drifting and inaccuracy in the control of the precision of mixed fertilizers, the existing liquid fertilizer machine directly injects the fertilizers into a main water delivery pipeline, the fertilizers cannot be uniformly mixed with water in the main water delivery pipeline, so that the fertilizers are not uniformly dispersed, and the fertilizer is more in field during irrigation and less in fertilizer, so that the fertilizer absorption of crops is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of this application is to provide fluid blender and device, it can improve current liquid manure owner pipeline normal water and fertilizer and mix inhomogeneous technical problem.

In a first aspect, embodiments of the present application provide a fluid mixer.

The fluid mixer comprises an outer tube and an inner tube.

The outer pipe is provided with a first cavity and comprises a mixing section and a first connecting section, and the inner diameter of the first connecting section is smaller than that of the mixing section.

Wherein, the inner tube has the second cavity, and the inner tube is partial or whole to be set up in mixing the section, and the inner tube includes diffuser section and second linkage segment, and the internal diameter of diffuser section is less than the internal diameter of second linkage segment, and the diffuser section is provided with a plurality of holes, and first cavity passes through a plurality of holes and second cavity intercommunication.

In the implementation process, the inner diameter of the diffusion section of the inner pipe is smaller than that of the second connecting section, and when fluid flows through the diffusion section from the second connecting section, the fluid velocity is increased due to the fact that the inner diameter is smaller. When the fluid flows into the mixing section from the diffusion section of the inner pipe through the through hole on the surface of the diffusion section, the fluid can be sprayed to the mixing section through the through hole, and the fluid can be uniformly stirred in the spraying process. Meanwhile, the inner diameter of the mixing section is larger than that of the first connecting section, and the volume of the mixing section is larger, so that enough mixing space is provided for the fluid.

In one possible embodiment, the diffuser section has a side wall and a bottom wall, and the plurality of holes are uniformly arranged on the side wall and the bottom wall.

In the implementation process, the side wall and the bottom wall of the diffusion section are provided with a plurality of holes, and fluid can be sprayed into the mixing section from the holes in the side wall and the bottom wall of the inner pipe diffusion section.

In a possible embodiment, the bottom wall is conical, and the included angle between the generatrix of the bottom wall and the axis is 30-60 degrees.

In the above-mentioned realization in-process, when the diapire is conical, the contained angle that the fluid column that jets out from the hole of diapire and the fluid that jets out from the hole of lateral wall lived is littleer, mixes more evenly.

In a possible embodiment, the length of the outer pipe is 2-2.5 m, the length of the inner pipe is 0.8-1 m, and the length of the diffuser section is 0.6-0.8 m.

In the realization process, the fluid mixer needs to leave enough long space for mixing fluid, and meanwhile, the fluid mixer is not suitable to be overlong to influence the arrangement of the whole pipeline, so that the length of the outer pipe is 2-2.5 m, the length of the inner pipe is 0.8-1 m, and when the length of the diffusion section is 0.6-0.8 m, the mixing effect is good, and the occupied space is small.

In a possible embodiment, the holes comprise circular holes with an inner diameter of 6-8 mm, and the distance between two adjacent holes is 20-30 mm.

In the realization process, when the holes of the diffusion section are round holes, the round holes with the distance of 20-30 mm and the inner diameter of 6-8 mm can meet the requirement that the fluid of the diffusion section is sprayed into the mixing section at a high speed, and the whole flow speed of the pipeline is limited due to the undersize flow.

In a possible embodiment, the holes comprise rectangular holes with the length of 500-700 mm and the width of 1.7-2.5 mm, and the distance between two adjacent holes is 20-30 mm.

In the implementation process, when the holes of the diffusion section are rectangular holes, the rectangular holes with the spacing of 20-30 mm, the length of 500-700 mm and the width of 1.7-2.5 mm can meet the requirement that the fluid of the diffusion section is sprayed into the mixing section at a high speed, and the flow rate is not too small to limit the overall flow rate of the pipeline.

In a possible embodiment, the ratio of the inner diameter of the diffusion section to the inner diameter of the mixing section is 1-2: 2 to 4.

In the implementation process, the ratio of the inner diameter of the diffusion section to the inner diameter of the mixing section is 1-2: 2 ~ 4 hours, after the fluid of certain flow sprays the mixing section in the diffuser section, the mixing section just can bear the weight of the mixture of the fluid that the diffuser section flowed in.

In a possible embodiment, the fluid mixer comprises a first adapter tube and a second adapter tube in the shape of a truncated cone or a truncated pyramid.

Wherein the first adapter tube is used for connecting the mixing section and the first connecting section.

The second adapter tube is used for connecting the diffusion section and the second connecting section.

Wherein, the generating line of first switching pipe, second switching pipe and the contained angle of its axis are 30 ~ 60.

In the implementation process, the first adapter pipe and the second adapter pipe can enable the mixing section to be more smoothly communicated with the first connecting section, the diffusion section and the second connecting section, so that fluid can not be obstructed and is smoother when flowing.

In a possible embodiment, the outer tube comprises a sealing wall, by means of which the outer tube is connected with the inner tube.

In the above implementation, the sealing wall and the wall of the outer tube are used to define the first cavity together, and the sealing wall integrates the outer tube and the inner tube.

In a second aspect, embodiments of the present application provide a fluid mixing device comprising a fluid mixer, a first pipe and a second pipe, the fluid mixer extending from a first end to a second end, the first pipe being connected to the first end of the fluid mixer, the second pipe being connected to the second end of the fluid mixer, and a fluid flowing from the second pipe to the first pipe.

In the implementation process, after entering the diffusion section of the fluid mixer, the fluid in the second pipeline is sprayed into the mixing section through a plurality of holes of the diffusion section, and after being uniformly mixed in the mixing section, the fluid enters the first pipeline and is discharged through the first pipeline.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.

Fig. 1 is a schematic structural view from a first perspective of a fluid mixer according to an embodiment of the present application;

FIG. 2 is a schematic structural view of an inner tube according to another embodiment of the present application;

FIG. 3 is a schematic structural view of an inner tube according to yet another embodiment of the present application;

fig. 4 is a schematic structural view from a second perspective of a fluid mixer according to an embodiment of the present application;

fig. 5 is a schematic structural view of a fluid mixer according to another embodiment of the present application;

fig. 6 is a schematic structural diagram of a fluid mixing apparatus according to an embodiment of the present application.

Icon: 10-a fluid mixer; 100-an outer tube; 101-a first cavity; 110-a mixing section; 111-tube wall; 112-a sealing wall; 120-a first connection segment; 130-a first adapter tube; 200-an inner tube; 201-a second cavity; 210-a diffuser section; 211-holes; 212-side walls; 213-a bottom wall; 220-a second connection segment; 230-a second adapter tube; 20-a first conduit; 30-a second conduit.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally found in use of products of the application, and are used only for convenience in describing the present application and for simplification of description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the present application, it is further noted that, unless expressly stated or limited otherwise, the terms "disposed," "mounted," and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

Typically, fertilizer is added to the flowing water upstream of the water pipe and is transported with the flowing water downstream of the water pipe to the field for discharge with the water. Because the internal diameter of water pipe is less, and does not have other stirring processes, fertilizer can not the misce bene in the water pipe, and then makes the fertilizer concentration of the aquatic of same trunk line different, and the fertilizer concentration at different moments is also different, and the inhomogeneity of fertilization has influenced the growth of crop.

Referring to fig. 1, the present embodiment provides a fluid mixer 10, wherein the fluid mixer 10 is installed in the middle of a pipe, and two ends of the fluid mixer 10 are connected to an upstream pipe and a downstream pipe, respectively.

The fluid mixer 10 comprises an outer tube 100 and an inner tube 200.

The outer tube 100 has a first cavity 101, the outer tube 100 includes a mixing section 110 and a first connecting section 120, and an inner diameter of the first connecting section 120 is smaller than an inner diameter of the mixing section 110.

The inner tube 200 has a second cavity 201, the inner tube 200 includes a diffuser section 210 and a second connection section 220, the inner diameter of the diffuser section 210 is smaller than the inner diameter of the second connection section 220, the diffuser section 210 is provided with a plurality of holes 211, and the first cavity 101 is communicated with the second cavity 201 through the plurality of holes 211.

When the fluid of the upstream pipeline flows into the diffuser section 210 of the inner pipe 200, the inner diameter of the diffuser section 210 is reduced, and due to the venturi effect, that is, when the restricted fluid passes through a reduced flow cross section, the flow velocity of the fluid is increased, so that the flow velocity of the fluid in the diffuser section 210 is increased, when the fluid enters the mixing section of the outer pipe 100 from the diffuser section 210 through the plurality of holes 211, the fluid can be sprayed from the diffuser section 210 to the mixing section 110 through the plurality of holes 211, and then the fluid flows to the downstream pipeline after being uniformly mixed in the mixing section 110.

In the embodiment of the present application, the length of the outer tube 100 may be 2 to 2.5m, or 2.1 to 2.4m, or 2m, 2.1m, 2.2m, 2.3m, 2.4m, or 2.5m, and the length of the inner tube 200 may be 0.8 to 1m, or 0.8 to 0.9m, or 0.8m, 0.9m, or 1.0 m. In other embodiments of the present application, the outer tube 100 may have a length of 1.9m, 2.6m, and the inner tube 200 may have a length of 0.7m, 1.1 m. The present application does not limit the specific lengths of the inner tube 200 and the outer tube 100 as long as the fluid can be uniformly mixed by itself by the cooperation of the inner tube 200 and the outer tube 100.

The fluid flows in the fluid mixer 10 sequentially through the second connection section 220 of the inner tube 200, the diffuser section 210 of the inner tube 200, the mixing section 110 of the outer tube 100, and the outer tube 100 and the first connection section 120.

The second connection section 220 of the inner pipe 200 is used for connection with an upstream pipe, and in general, in order to make the second connection section 220 smoothly connected with the upstream pipe, the second connection section 220 has the same inner diameter as the upstream pipe or a smaller difference from the upstream pipe.

The diffuser section 210 of the inner tube 200 serves to diffuse the fluid to the mixing section 110 of the outer tube 100, thereby mixing the fluid uniformly in the mixing section 110. To increase the fluid velocity, the inner diameter of the diffuser section 210 is smaller than the inner diameter of the second connector section 220. The diffuser section 210 is provided with a plurality of holes 211, the first cavity 101 is communicated with the second cavity 201 through the plurality of holes 211, when fluid enters the mixing section of the outer tube 100 from the diffuser section 210 through the plurality of holes 211, the fluid can be sprayed to the mixing section 110 from the diffuser section 210 through the plurality of holes 211, and then the fluid is uniformly mixed in the mixing section 110.

The diffuser section 210 has a sidewall 212 and a bottom wall 213. Referring to fig. 1, in the present embodiment, the bottom wall 213 is circular, the plurality of holes 211 are uniformly disposed on the side wall 212 only, and the bottom wall 213 is sealed. Referring to fig. 2, in some other embodiments of the present application, the bottom wall 213 is circular, and the plurality of holes 211 are uniformly disposed on the side wall 212 and the bottom wall 213, respectively, such that the holes 211 are disposed to enable the fluid of the diffuser section 210 to be sprayed and mixed from all directions of the diffuser section 210 to the mixing section 110. Referring to fig. 3, in other embodiments of the present disclosure, the bottom wall 213 is conical, an included angle between a generatrix of the conical bottom wall 213 and an axis is 45 °, the plurality of holes 211 are uniformly disposed on the bottom wall 213 and the conical bottom wall 213, and the conical bottom wall 213 makes an included angle between the fluid ejected from the bottom wall 213 and the fluid ejected from the side wall 212 smaller, which is beneficial for mixing the fluid ejected from the bottom wall 213 and the fluid ejected from the side wall 212.

For the configuration and density of the holes 211 in the present application, the configuration and density of the holes 211 are required to satisfy the condition that the fluid flow rate of the diffusion section 210 diffusing to the mixing section 110 is the same as the fluid flow rate of the second connection section 220, i.e. the fluid flow rate of the upstream pipe is not reduced by the configuration of the fluid mixer 10.

In this application embodiment, the hole 211 includes that the internal diameter is 6 ~ 8 mm's round hole, the distance of two adjacent holes 211 is 20 ~ 30mm, it needs to explain, the internal diameter of the round hole of this application embodiment can be 6mm, 7mm, 8mm, the distance of two adjacent holes 211 can be 22 ~ 28mm, 25 ~ 30mm, 20 ~ 25mm, still can be 20mm, 21mm, 22mm, 23mm, 24mm, 25mm, 26mm, 27mm, 28mm, 29mm, 30mm, the fluidic mixed effect does not have great difference when the internal diameter of round hole and the distance of two holes 211 adopt above value. In other embodiments of the present disclosure, the holes 211 include rectangular holes with a length of 500 to 700mm and a width of 1.7 to 2.5mm, and a distance between two adjacent holes 211 is 20 to 30mm, it should be noted that the rectangular holes of other embodiments of the present disclosure may have a length of 550 to 650mm, a length of 500mm, a length of 550mm, a length of 600mm, a length of 650mm, and a length of 700mm, and the rectangular holes may have a width of 1.9 to 2.4mm, a length of 1.8 to 2.3mm, a length of 1.7mm, a length of 1.8mm, a length of 1.9mm, a length of 2.0mm, a length of 2.1mm, a length of 2.2mm, a length of 2.3mm, and a length of 2.4mm, 2.5mm, the distance of two adjacent holes 211 can be 22-28 mm, 25-30 mm, 20-25 mm, still can be 20mm, 21mm, 22mm, 23mm, 24mm, 25mm, 26mm, 27mm, 28mm, 29mm, 30mm, the length and the width of rectangular hole and the distance of two holes 211 adopt the fluidic mixed effect and not great difference when taking the value above.

The mixing section 110 of the outer tube 100 is used to receive the fluid ejected from the diffuser section 210 and the fluid can be uniformly mixed in the cavity. To obtain a larger mixing space, the inner diameter of the mixing section 110 is larger than the inner diameter of the first connecting section 120.

Referring to fig. 4, the mixing section 110 has a tube wall 111 and a sealing wall 112, the outer tube 100 is connected to the inner tube 200 through the sealing wall 112 of the mixing section 110, and the tube wall 111 and the sealing wall 112 together define a first cavity 101. In the present embodiment, the sealing wall 112 is disposed at the junction of the second connector segment 220 and the diffuser segment 210. In other embodiments of the present application, the sealing wall 112 may be disposed at any position in the middle of the second connecting section 220.

On the premise of the outer pipe 100 and the inner pipe 200, the ratio of the inner diameter of the diffuser section 210 to the inner diameter of the mixing section 110 is 1-2: 2-4, after the fluid with a certain flow rate in the diffuser section 210 is sprayed to the mixing section 110, the mixing section 110 can just bear the mixture of the fluid flowing in from the diffuser section 210. In the embodiment of the present application, the length of the mixing section 110 of the outer tube 100 may be 1.8 to 2.3m, or 1.9 to 2.2m, or 1.8m, 1.9m, 2.0m, 2.1m, 2.2m, or 2.3m, and the length of the diffuser section 210 of the inner tube 200 may be 0.6 to 0.8m, or 0.6 to 0.7m, or 0.6m, 0.7m, or 0.8 m. In other embodiments of the present application, the mixing section 110 of the outer tube 100 may have a length of 1.7m, 2.4m, and the diffuser section 210 of the inner tube 200 may have a length of 0.5m, 0.9 m. The present application does not limit the specific lengths of the mixing section 110 of the outer tube 100 and the diffuser section 210 of the inner tube 200, as long as the fluid can be uniformly mixed with itself by the cooperation of the diffuser section 210 and the mixing section 110.

The first segment of the inner pipe 200 is used to connect to a downstream pipe, and in general, the first connecting segment 120 and the downstream pipe have the same inner diameter or a smaller difference in diameter in order to connect the first connecting segment 120 to the downstream pipe more smoothly.

Referring to fig. 5, in some other embodiments of the present application, the fluid mixer 10 may further include a first adaptor tube 130 and a second adaptor tube 230 having a truncated cone shape.

The first adapter tube 130 is used to connect the mixing section 110 and the first connecting section 120, and the first adapter tube 130 enables the mixing section 110 and the first connecting section 120 to be smoothly connected, so that the fluid can flow more smoothly from the mixing section 110 to the first connecting section 120.

The second adapter tube 230 is used to connect the diffuser section 210 and the second connector section 220. The second adapter tube 230 allows the first connection section 120 and the diffuser section 210 to smoothly transition, and fluid flows more smoothly from the first connection section 120 to the diffuser section 210.

It should be noted that, when the included angle between the generatrix of the first adapter tube 130 and the second adapter tube 230 and the axis thereof is 30 to 60 °, the adapter is relatively stable and occupies a suitable space. The shape of the first adapter tube 130 and the second adapter tube 230 is not limited in the present application, and only the first adapter tube 130 is required to smoothly connect the first connection section 120 and the mixing section 110, and the second adapter tube 230 is required to smoothly connect the second connection section 220 and the diffuser section 210, so that the fluid can flow between the first connection section 120 and the mixing section 110, and between the second connection section 220 and the diffuser section 210 without encountering obstacles, and the first adapter tube 130 and the second adapter tube 230 may also be in the shape of a pyramid or have two end faces with different sizes.

The fluid mixer 10 of the present application is manufactured in an integrated manner, and in order to obtain the fluid mixer 10 capable of bearing a large water pressure and having a low cost, the fluid mixer 10 is manufactured by using modified polyvinyl chloride, low density polyethylene or aluminum alloy having good toughness and hardness and good processability.

Referring to fig. 6, the embodiment of the present application further provides a fluid mixing device for simultaneously transporting water and fertilizer to a field.

The fluid mixing apparatus comprises the fluid mixer 10, the first conduit 20 and the second conduit 30 as described above.

The fluid mixer 10 extends from a first end to a second end, a first pipe 20 is connected to the first end of the fluid mixer 10, a second pipe 30 is connected to the second end of the fluid mixer 10, and fluid flows from the second pipe 30 to the first pipe 20.

It should be noted that the fluid mixer 10 extends from the first end to the second end, that is, the fluid mixer 10 extends from the second connection section 220 to the first connection section 120, the first pipe 20 is an upstream pipe, the second pipe 30 is a downstream pipe, the upstream pipe is connected to the first connection section 120, and the downstream pipe is connected to the second connection section 220.

In the present embodiment, the first end of the fluid mixer 10 and the first pipe 20, and the second end of the fluid mixer 10 and the second pipe 30 are connected by screw threads. In other embodiments of the present application, the first end of the fluid mixer 10 and the first pipe 20, and the second end of the fluid mixer 10 and the second pipe 30 may be connected by a flange connection, a welding connection, an adhesive connection, or a socket connection.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (10)

1. A fluid mixer, characterized in that the fluid mixer comprises:

an outer tube having a first cavity, the outer tube comprising a mixing section and a first connecting section, the first connecting section having an inner diameter less than an inner diameter of the mixing section;

the inner tube with the second cavity, the inner tube partially or wholly set up in the mixing section, the inner tube includes diffuser section and second linkage segment, the internal diameter of diffuser section is less than the internal diameter of second linkage segment, the diffuser section is provided with a plurality of holes, first cavity pass through a plurality of holes with the second cavity intercommunication.

2. The fluid mixer of claim 1, wherein the diffuser section has a side wall and a bottom wall, and the plurality of holes are uniformly disposed in the side wall and the bottom wall.

3. The fluid mixer according to claim 2, wherein the bottom wall is conical and the generatrix of the bottom wall is at an angle of 30-60 ° to the axis.

4. The fluid mixer according to claim 1, wherein the outer tube has a length of 2 to 2.5m, the inner tube has a length of 0.8 to 1m, and the diffuser section has a length of 0.6 to 0.8 m.

5. The fluid mixer according to claim 4, wherein the holes comprise circular holes with an inner diameter of 6-8 mm, and the distance between two adjacent holes is 20-30 mm.

6. The fluid mixer according to claim 4, wherein the holes comprise rectangular holes with a length of 500-700 mm and a width of 1.7-2.5 mm, and the distance between two adjacent holes is 20-30 mm.

7. The fluid mixer according to claim 1, wherein the ratio of the inner diameter of the diffuser section to the inner diameter of the mixing section is 1-2: 2 to 4.

8. The fluid mixer according to claim 1, wherein the fluid mixer comprises a first adapter tube and a second adapter tube in the shape of a truncated cone or a truncated pyramid;

the first adapter tube is used for connecting the mixing section and the first connecting section;

the second adapter tube is used for connecting the diffusion section and the second connecting section;

the included angle between the bus of the first adapter tube and the second adapter tube and the axis of the first adapter tube and the axis of the second adapter tube is 30-60 degrees.

9. A fluid mixer according to claim 1, wherein the outer tube comprises a sealing wall, the outer tube being connected to the inner tube by the sealing wall.

10. A fluid mixing apparatus comprising a fluid mixer according to any one of claims 1 to 9, a first conduit and a second conduit, said fluid mixer extending from a first end to a second end, said first conduit being connected to said first end of said fluid mixer, said second conduit being connected to said second end of said fluid mixer, fluid flowing from said second conduit to said first conduit.

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