CN207159325U - A kind of gas contact-type is from foamed assembly - Google Patents

Abstract

The utility model belongs to foamed aluminium production field, more particularly to a kind of gas contact-type is from foamed assembly, including woven hose and the appendix that is coaxially disposed with the woven hose, offers fluid passage on the woven hose, gas passage is offered on the appendix；Fluid curtain is formed by woven hose and the outside conveying aluminum liquid of appendix and gas, and by fluid passage, increases the contact area of gas and liquid, gas, which penetrates into, improves frothing percentage and bubble distribution uniformity in liquid.

Description

A kind of gas contact-type is from foamed assembly

Technical field

The utility model belongs to foamed aluminium production field, more particularly to a kind of gas contact-type is from foamed assembly.

Background technology

Because the density of aluminium is low, rigidity is high, corrosion-resistant and processing forming is good so that the application of aluminium continues to increase. This trend is particularly evident in auto industry household electrical appliance and building industry, in these fields to complex shape and more high-strength The aluminium of degree has huge demand, however, can not be with liquid there is gas in the preparation process of foaming aluminum of the prior art Many defects such as body fully contacts, bubble distribution is uneven, frothing percentage is low.

The patent of invention of Chinese invention Application No. 201410236790.3 discloses a kind of foaming aluminium liquid automatic air blowing system System, make for the supporting automatic rotation of the air blowing type foaming aluminum thermal insulation pool in the continuous foamed aluminium automatic assembly lines of DCS from bottom blowing The system of aluminium liquid foaming.It is related to all foaming aluminium liquid automatic air blowing systems.It includes：Frequency control main drive, nitrogen enter Incoming interface, main gas tube, bronchial, foaming jet thrust, main tracheae bearing fixed seat, heatproof transmission belt.The foaming aluminium liquid is certainly Foaming jet thrust in dynamic scavenger system is placed in foaming aluminum thermal insulation pool bottom, and gas is inputted to thermal insulation pool inside by ballhead, Gas is set to be distributed in aluminium liquid, while frequency control main drive driving main gas tube and bronchial Stirring aluminium Liquid；During the foaming aluminium liquid automatic air blowing system production foaming aluminum, Air blowing stick is unlikely to deform, blown uniformly, while bronchial pair Aluminium liquid is stirred, and improves aluminium liquid frothing percentage.

Foaming jet thrust in the foaming aluminium liquid automatic air blowing system is placed in foaming aluminum thermal insulation pool bottom, in air blowing process A high-pressure area is formed in foaming aluminum thermal insulation pool bottom, bottom section air pressure is higher than upper area, gas is constantly to moving up It is dynamic, gas skewness in aluminium liquid is caused, influences foaming effect；Simultaneously because pipeline constantly stirs in foaming aluminum thermal insulation pool Mix to form centrifugal force, be unfavorable for the foaming of aluminium liquid.

Utility model content

The purpose of this utility model is to provide a kind of gas contact-type from foamed assembly, outside by woven hose and appendix Conveying aluminum liquid and gas, and fluid curtain is formed by fluid passage, increase the contact area of gas and liquid, improve frothing percentage And bubble distribution uniformity.

To achieve the above object, the utility model provides following technical scheme：

A kind of gas contact-type is from foamed assembly, it is characterised in that including：

Woven hose, fluid passage is provided with the woven hose；

Appendix, the appendix is arranged inside the woven hose and is coaxially disposed with the woven hose, on the appendix It is provided with gas passage；

The fluid passage is in setting up and down with gas passage in the vertical direction, passes through the fluid passage and gas passage Outside conveying aluminum liquid and gas, aluminium liquid and gas contact with each other during ejection.

As an improvement, the gas passage is arranged on the lower section of fluid passage.

As an improvement, the fluid passage includes the first fluid passage of top and the second liquid passage of lower section, institute Gas passage is stated to be arranged between the first fluid passage and second liquid passage.

As an improvement, the woven hose is provided with multiple fluid passages and gas passage in the axial direction with appendix.

As an improvement, the fluid passage is the axially arranged sealing into sector, liquid flows out woven hose by sealing.

As an improvement, the fluid passage is to be flowed out along the circumferentially spaced multiple sealings of woven hose, aluminium liquid through sealing Form fluid curtain.

As an improvement, the gas passage includes conduit, one end of the conduit connects the gas passage, and its other end is stretched Go out to outside the woven hose and its outlet side and set in wide-mouth, gas flows out the appendix by conduit.

As an improvement, the conduit is circumferentially uniformly arranged, quantity is at least 4.

The beneficial effects of the utility model are：

When there is liquid to flow through the woven hose, the fluid passage of the woven hose outwards sprays aluminium liquid and formed the utility model Fluid curtain, because the liquid in the Action of Gravity Field fluid curtain can move straight down, make the lower section of the fluid passage circumferential It is covered with aluminium liquid liquid and forms liquid closed space, while the gas being arranged in the appendix below fluid passage is through gas passage Liquid in the gas and fluid curtain that continuously outflow contacts with each other, and improves the contact area of liquid and gas, gas penetrate into In liquid, frothing percentage and bubble distribution uniformity are improved.

In summary, the advantages that the utility model has simple in construction, and frothing percentage is high, and gas is evenly distributed.

Brief description of the drawings

It is required in being described below to embodiment for the technical scheme of clearer explanation the utility model embodiment The accompanying drawing used is briefly described, it should be apparent that, drawings discussed below is only some embodiments of the utility model, For one of ordinary skill in the art, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings Obtain other accompanying drawings.

Fig. 1 is overall structure diagram of the present utility model；

Fig. 2 is the structural representation of woven hose in the utility model；

Fig. 3 is the structural representation of appendix in the utility model；

Fig. 4 is overall structure partial schematic diagram of the present utility model；

Fig. 5 is overall structure partial schematic diagram of the present utility model；

Fig. 6 is overall structure partial schematic diagram of the present utility model；

Fig. 7 is the structure partial schematic diagram of the woven hose in the utility model；

Fig. 8 is the structure partial schematic diagram of the woven hose in the utility model；

Fig. 9 is the structure partial schematic diagram of the conduit in the utility model；

Figure 10 is working state schematic representation of the present utility model；

Embodiment

The technical scheme in the embodiment of the utility model is clearly and completely illustrated below in conjunction with the accompanying drawings.

Embodiment

Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng The embodiment for examining accompanying drawing description is exemplary, it is intended to for explaining the utility model, and it is not intended that to the utility model Limitation.

As shown in figure 1, a kind of gas contact-type is from foamed assembly, including：

Woven hose 1, fluid passage 11 is provided with the woven hose 1；

Appendix 2, the appendix 2 are arranged at the inside of woven hose 1 and are coaxially disposed with the woven hose 1, the gas transmission Gas passage 21 is provided with pipe 2；

The fluid passage 11 and the in the vertical direction of gas passage 21 are gentle by the fluid passage 11 in setting up and down 21 outside conveying aluminum liquid of body passage and gas, aluminium liquid and gas contact with each other during ejection.

It should be noted that when there is liquid to flow through the woven hose, the fluid passage 11 of woven hose 1 injection aluminium liquid is formed Fluid curtain 114 moves straight down because the Action of Gravity Field fluid curtain 114 is known from experience, and makes the circumferential cloth in the lower section of fluid passage 11 Full aluminium liquid liquid forms liquid closed space, while the gas for being arranged at the appendix 2 of fluid passage 11 flows through gas passage 21 The gas gone out contacts with each other with the body of fluid curtain 114, improves the contact area of liquid and gas, and gas penetrates into liquid, carried High foaming rate and bubble distribution uniformity.

Further, as shown in figure 4, the gas passage 21 is arranged on the lower section of fluid passage 11, which is this reality Apply a kind of mode in example, its object is to the aluminium liquid in fluid curtain 114 due to Action of Gravity Field from top to bottom it is mobile with due to The gas that self-characteristic moves from bottom to top is contacted with each other, and gas is penetrated into aluminium liquid.

Further, as shown in figure 5, the first fluid passage 111 of the fluid passage 11 including top and lower section Second liquid passage 112, the gas passage 21 are arranged between the first fluid passage 111 and second liquid passage 112, it is ensured that The liquid that the gas that gas passage 21 exports downwards can export with the second liquid passage 112 of the lower section of the gas passage 21 is abundant Contact, at the same the gas exported upwards with the first fluid passage 111 because the aluminium liquid that Action of Gravity Field moves down fully contacts, Gas is penetrated into aluminium liquid.

Further, as shown in fig. 6, the woven hose 1 and appendix 2 be provided with the axial direction multiple fluid passages 11 and Gas passage 21 and both interval settings, the embodiment is a kind of preferred embodiment in the present embodiment, it is intended that really Protect gas freely motion upwards, while multiple fluid passages 11 outwards spray liquid and formed after being output due to self-characteristic Fluid curtain 330 met because Action of Gravity Field moves straight down with the freely gas that moves upwards, secondary fully connects Touch, further improve the frothing percentage of aluminium liquid.

Further, as shown in fig. 7, the fluid passage 11 is along the circumferentially disposed sealing 113 into sector of woven hose 1, Aluminium liquid forms fluid curtain 114 through the outflow of sealing 113, increases area of the aluminium liquid in course of injection, gas is connect with aluminium liquid Touch more fully, further increase frothing percentage, the embodiment is applied to make the foaming aluminum that frothing percentage requires high.

Further, as shown in figure 8, the fluid passage 11 is along the circumferentially spaced multiple sealings of woven hose 1 113, aluminium liquid forms fluid curtain 114 through the outflow of sealing 113, and compared to the sealing 113 for being arranged to sector, which reduces aluminium Area of the liquid during ejection, gas contact relative reduction with aluminium liquid, and frothing percentage is relatively low, and the embodiment is applied to system Make the less demanding foaming aluminum of frothing percentage.

Further, as shown in figure 9, the gas passage 21 includes conduit 211, described in one end connection of the conduit 211 Gas passage 21, its other end is extend out to outside the woven hose 1 and its outlet side is set in wide-mouth, it is ensured that gas energy in output Uniformly exported to surrounding, increase the distributing homogeneity of gas.

Further, as shown in Figure 10, the conduit 211 is uniformly arranged along appendix 2 is circumferential, and quantity is at least 4, increases The output quantity of atmospheric, it is ensured that the gas that liquid can have abundance contacts with each other with it.

It should be noted that a kind of gas contact-type of the utility model is from foamed assembly, the fluid passage 11 of woven hose 1 to Outer injection aluminium liquid forms fluid curtain 114, because the liquid in the Action of Gravity Field fluid curtain 114 can move straight down, makes Circumferentially be covered with aluminium liquid liquid forms liquid closed space to first fluid passage 111, while the gas in appendix 2 leads to through gas Road 21 continuously outflows to be contacted with each other in the liquid closed space of formation with aluminium liquid liquid, and gas is penetrated into liquid, improves liquid The contact area of body and gas, improve frothing percentage and bubble distribution uniformity.

The course of work is as follows：

Aluminium liquid is outwards sprayed by fluid passage 11 when the aluminium liquid that woven hose 1 has flows through and forms fluid curtain 114, due to gravity The liquid acted in the fluid curtain 114 can move straight down, the lower section of the fluid passage 11 is circumferentially covered with aluminium liquid liquid Liquid closed space is formed, the gas that appendix 2 flows into is continuously outflowed through gas passage 21 in the liquid closed space of formation Contacted with each other with aluminium liquid liquid, gas is penetrated into liquid, abundant foaming liquid.

The foregoing description of the disclosed embodiments, make those skilled in the art do not depart from it is of the present utility model spirit and In the case of scope, various changes or equivalence replacement can be carried out to these features and embodiment.In addition, of the present utility model Under teaching, these features and embodiment can be modified new without departing from this practicality to adapt to particular situation and material The spirit and scope of type.Therefore, the utility model is not limited to the particular embodiment disclosed, and falls with the application Right in embodiment belong to the scope of protection of the utility model.

Claims (8)

1. a kind of gas contact-type is from foamed assembly, it is characterised in that including：

Woven hose (1), fluid passage (11) is provided with the woven hose (1)；

Appendix (2), the appendix (2) are arranged at the woven hose (1) inside and are coaxially disposed with the woven hose (1), should Gas passage (21) is provided with appendix (2)；

The fluid passage (11) and gas passage (21) in the vertical direction in setting up and down, by the fluid passage (11) and Outwards conveying aluminum liquid and gas, aluminium liquid and gas contact with each other gas passage (21) during ejection.

2. a kind of gas contact-type as claimed in claim 1 is from foamed assembly, it is characterised in that the gas passage (21) sets Put in the lower section of fluid passage (11).

3. a kind of gas contact-type as claimed in claim 1 is from foamed assembly, it is characterised in that fluid passage (11) bag The first fluid passage (111) of top and the second liquid passage (112) of lower section are included, the gas passage (21) is arranged at the Between one fluid passage (111) and second liquid passage (112).

4. a kind of gas contact-type as claimed in claim 1 is from foamed assembly, it is characterised in that the woven hose (1) with it is defeated Tracheae (2) is provided with multiple fluid passages (11) and gas passage (21) in the axial direction and both is arranged at intervals.

5. a kind of gas contact-type as described in Claims 1-4 is any is from foamed assembly, it is characterised in that the liquid leads to Road (11) is to form fluid curtain through sealing (113) outflow along the circumferentially disposed sealing (113) into sector of woven hose (1), aluminium liquid (114)。

6. a kind of gas contact-type as described in Claims 1-4 is any is from foamed assembly, it is characterised in that the liquid leads to Road (11) is to form fluid curtain through sealing (113) outflow along the circumferentially spaced multiple sealings (113) of woven hose (1), aluminium liquid Curtain (114).

7. a kind of gas contact-type as described in Claims 1-4 is any is from foamed assembly, it is characterised in that the gas leads to Road (21) includes conduit (211), and one end of the conduit (211) connects the gas passage (21), and its other end extend out to described Woven hose (1) is outside and its outlet side is set in wide-mouth.

8. a kind of gas contact-type as claimed in claim 7 is from foamed assembly, it is characterised in that the conduit (211) is along defeated Tracheae (2) is circumferentially uniformly arranged, and quantity is at least 4.