CN208967296U

CN208967296U - A kind of multilayer presses current divider

Info

Publication number: CN208967296U
Application number: CN201821693627.XU
Authority: CN
Inventors: 肖家伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-09-28
Filing date: 2018-09-28
Publication date: 2019-06-11
Anticipated expiration: 2028-09-28

Abstract

The utility model discloses a kind of multilayers to press current divider, it includes outer layer pipeline and internal layer pipeline that the multilayer, which presses the structure of current divider, the internal layer pipeline is set to the outer layer channel interior, the two is connected to form a closed chamber, fluid described in fluid inlet by entering in the internal layer pipeline, then enter the closed chamber by being set to several tap holes of the inner tube road, fluid state reaches new balance, pressed along multilayer diverter shaft to hydrostatic pressure difference be eliminated, then reach consistent by being set to the flow for several branch fluids that several tap holes of the outer tube road flow out.

Description

A kind of multilayer presses current divider

Technical field

The utility model relates to fluid technique field, specifically a kind of fluid liquid current divider.

Background technique

Fluid liquid current divider is a kind of device for fluid liquid to be divided into two or more affluent-dividings, one End be equipped with a fluid inlet, and there are two or more than two tap holes.Existing fluid liquid current divider is mostly single layer Pipeline structure, tap hole are set to the mono-layer tube road, since hydrostatic pressures losses can be generated when fluid is flowed along current divider inner cavity, The hydrostatic pressures losses of the longer generation of the distance flowed through in current divider are bigger, far from the hydrostatic pressure at the tap hole at fluid inlet It is smaller than the hydrostatic pressure at the tap hole of close fluid inlet, in order to make the flow phase eventually by the fluid of each tap hole Together, existing current divider mainly realizes this purpose using following three kinds of methods: first method is axially arranged along single layer pipeline Several tap holes of unequal spacing, along fluid flow direction, the spacing of adjacent tap hole is gradually increased, and adjacent shunting pitch of holes is simultaneously Without computable changing rule, the hole of pressure, flow velocity, current divider line cross section product, tap hole when fluid enters current divider Diameter and number are all the factors for influencing tap hole pitch of holes, it is therefore necessary to which suitable hole can just be obtained in advance by being tested several times Away from parameter, once the factor changes, it is necessary to and the pitch-row parameter new with determination is tested again, is inconvenient；Second of side Method is that equidistant tap hole is arranged on mono-layer tube road, and the diameter of adjacent tap hole is different, far from the fluid inlet Tap hole aperture be greater than close to the tap hole aperture of fluid inlet, each tap hole pore size, which needs to test, just can determine that； The third method is and aperture identical along single layer pipeline axial direction setting spacing also identical tap hole, but is needed for each tap hole Flow control valve is separately configured, and needs individually debugging, this undoubtedly increases material cost and later period debugging cost.

Summary of the invention

The purpose of this utility model is to provide a kind of fluid liquid current divider, guarantee that each tap hole flow is consistent, and And simplify manufacturing process.

In order to realize the above technical purpose, the utility model uses following technical scheme:

A kind of current divider, including internal layer pipeline and outer layer pipeline, the internal layer pipeline are set to the outer layer channel interior, institute State one closed chamber of formation between internal layer pipeline and the outer layer pipeline.

Internal layer pipeline one end is equipped with fluid inlet.

The inner tube road is equipped with several tap holes.

The outer tube road is equipped with several tap holes.

The cross-sectional area of the internal layer pipeline is greater than 1.2 times of the tap hole gross area set on the inner tube road.

The cross-sectional area of the outer layer pipeline is greater than 1.5 times of the internal layer pipeline cross-sectional area.

The cross-sectional area of the outer layer pipeline is greater than 1.2 times of the tap hole gross area set on the outer tube road.

According to above technical scheme it is found that the utility model has the positive effect that:

A kind of multilayer of the utility model presses current divider, replaces conventional monolayers pipeline structure, stream using multilayer pipeline structure Body is flowed into the internal layer pipeline by the fluid inlet, is flowed out from several tap holes for being set to inner tube road, then in institute State converged in the closed chamber that outer layer pipeline and the internal layer pipeline are constituted and, fluid state rebalances, and fluid is along the outer layer The static pressure of pipeline axial direction reaches unanimity, so that the flow of several affluent-dividings flowed out from several tap holes of the outer tube road It reaches unanimity.The flow homogeneity for the branch fluid that the multilayer presses current divider to generate is high.Set on the inner tube road Several tap hole apertures are consistent, and adjacent shunting pitch of holes is consistent；Several tap hole apertures set on the outer tube road are consistent, Adjacent shunting pitch of holes is consistent, and only need to simply calculate can be obtained corresponding parameter.The closed cell structure has fine Buffer function still ensure that when changing into the Fluid pressure of the internal layer pipeline set on the outer tube road The homogeneity of the flow of the branch fluid of several tap hole outflows.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of current divider in the utility model embodiment one；

Fig. 2 is the structural schematic diagram of current divider in the utility model embodiment two；

Fig. 3 is the structural schematic diagram of current divider in the utility model embodiment three.

The reference numerals are as follows:

Bis- layers of current divider outer layer pipeline of 1-, bis- layers of current divider internal layer pipeline of 2-, bis- layers of current divider fluid inlet of 3-, tri- layers of 4- Current divider outer layer pipeline, 5- three layer diverter middle layer pipeline, 6- three layer diverter internal layer pipeline, 7- three layer diverter fluid enter Mouthful, 8 two layers of annular splitter fluid inlet, bis- layers of annular splitter internal layer pipeline of 9-, bis- layers of annular splitter outer tube of 10- Road.

Specific embodiment

The utility model is described in further detail below by specific embodiment combination attached drawing.The utility model can To be realized with many different forms, however it is not limited to embodiment described in the present embodiment.Embodiment party in detail below is provided The purpose of formula is easy for the clearer understanding of present disclosure, and wherein the words of the indicating positions such as upper and lower, left and right is only Be for shown structure in respective figure for position.

However, those skilled in the art may be aware that one or more detail description can be by Omit, or can also adopt with other methods, component or material.In some instances, some embodiments are not described Or it is not described later in detail.

" connection " described in the utility model includes unless otherwise instructed connection directly or indirectly.

Embodiment one:

Fig. 1 is the structural schematic diagram of one embodiment that the utility model multilayer presses current divider.The present embodiment is two Layer current divider, is made of two layers of current divider outer layer pipeline 1 and two layers of current divider internal layer pipeline 2, forms a closing therebetween Chamber.Two layers of current divider fluid inlet 3 are set to two layers of 1 one end of current divider internal layer pipeline.

As shown in Figure 1, fluid is entered in two layers of current divider internal layer pipeline 2 by two layers of current divider fluid inlet 3, it is then logical Several tap holes crossed on two layers of current divider internal layer pipeline 2 enter the closed chamber, and fluid is in the closed chamber Reach new equilibrium state, identical static pressure generated at several tap holes being set on two layers of current divider outer layer pipeline 1, make from The flow of the branch fluid of several tap holes outflow on two layers of current divider outer layer pipeline 1 reaches consistent.Described two layers points The characteristics of flowing device is that the pressure and flow of its several branch fluid generated are very uniform, stablizes, and two layers of current divider is not necessarily to Complicated calculating and repetition test can be manufactured.Fig. 1 is only a kind of implementation case of two layers of current divider, described in Fig. 1 Two layers of current divider outer layer pipeline 1 not only can be rectangular pipeline, be also possible to round pipe road or the uniform pipeline of other shapes；Figure Two layers of current divider internal layer pipeline 2 described in 1 not only can be round pipe road, is also possible to square pipeline or other shapes are uniform Pipeline.

Embodiment two:

Fig. 2 is second example structure schematic diagram that the utility model multilayer presses current divider, and the present embodiment is three layers Current divider, the three layer diverter is by three layer diverter outer layer pipeline 4, three layer diverter middle layer pipeline 5 and three layer diverter Layer pipeline 6 is constituted；Level-one closed chamber is formed between three layer diverter internal layer pipeline 6 and three layer diverter middle layer pipeline 5；Three layers Secondary seal chamber is formed between current divider outer layer pipeline 4 and three layer diverter middle layer pipeline 5.Three layer diverter fluid inlet 7 Set on 6 one end of three layer diverter internal layer pipeline.

As shown in Fig. 2, fluid is entered in three layer diverter internal layer pipeline 6 by three layer diverter fluid inlet 7, it is then logical It crosses several tap holes on three layer diverter internal layer pipeline 6 to enter in the level-one closed chamber, be sealed in the level-one Fluid state reaches new balance in closed chamber room, and fluid significantly reduces along the static pressure difference of the three layer diverter axial direction, with Fluid enters the secondary cavity by several tap holes being set on three layer diverter middle layer pipeline 5 afterwards, described two Fluid state reaches new balance again in grade chamber, and fluid is eliminated along the static pressure difference of the three layer diverter axial direction, with The flow of several branch fluids flowed out afterwards from several tap holes being set on three layer diverter outer layer pipeline 4 reaches consistent.Institute State three layer diverter generation branch fluid homogeneity be higher than Fig. 2 described in two layers of current divider, can with it is equal to branch fluid pressure One property requires high equipment to be used cooperatively.When the Fluid pressure for entering the three layer diverter changes, three layers of shunting The level-one closed chamber and secondary seal chamber of device can still guarantee to shunt from three layers to the buffer function of fluid and balanced action The high level of homogeneity of the branch fluid of several tap holes outflow on device outer layer pipeline 4.The three layer diverter outer layer pipeline 4, Three layer diverter middle layer pipeline 5 and three layer diverter internal layer pipeline 6 not only can be the round pipe road side of may be shown in Fig. 2 Shape pipeline or the uniform pipeline of other shapes.

Embodiment three:

Fig. 3 is that the utility model multilayer presses the third embodiment knot of current divider to reach schematic diagram, and the present embodiment is two layers Annular splitter, two layers of annular splitter include two layers of annular splitter outer layer pipeline 10 and two layers of annular splitter internal layer Pipeline 9, forms therebetween closed chamber；Two layers of annular splitter fluid inlet 8 and two layers of 9 phase of annular splitter internal layer pipeline Connection.The action principle and feature of two layers of annular splitter are consistent with two layers of current divider described in Fig. 1, herein no longer Repeated description.Two layers of annular splitter not only can satisfy general annular water distribution demand, can also provide surely for annular fountain Fixed consistent several branch's water flows, without installing flow control valve, two layers of annular splitter monnolithic case structure it is simple and Thinner thickness, it is only necessary to which mating shallower fountain basin eliminates a large amount of civil engineerings.

Claims

1. a kind of multilayer presses current divider, including internal layer pipeline (2) and outer layer pipeline (1) and fluid inlet (3), it is characterised in that Including internal layer pipeline (2) and outer layer pipeline (1), it is internal that the internal layer pipeline (2) is set to the outer layer pipeline (1)；The internal layer Pipeline (2) is equipped with several tap holes, and the outer layer pipeline (1) is equipped with several tap holes；The internal layer pipeline (2) and institute State one closed chamber of formation between outer layer pipeline (1).

2. multilayer according to claim 1 presses current divider, it is characterised in that: the cross-sectional area of the internal layer pipeline (2) Greater than 1.2 times of several tap hole gross areas being set on the internal layer pipeline (2)；The cross-sectional area of the outer layer pipeline (1) Greater than 1.5 times of the cross-sectional area of the internal layer pipeline (2), the cross-sectional area of the outer layer pipeline (1), which is greater than, to be set to outside described 1.2 times of several tap hole gross areas on layer pipeline (1).