CN211936422U - Gas-liquid mixing device - Google Patents
Gas-liquid mixing device Download PDFInfo
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- CN211936422U CN211936422U CN202020362188.5U CN202020362188U CN211936422U CN 211936422 U CN211936422 U CN 211936422U CN 202020362188 U CN202020362188 U CN 202020362188U CN 211936422 U CN211936422 U CN 211936422U
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Abstract
The utility model discloses a gas-liquid mixing device, which comprises a conical tube, wherein the conical tube is arranged in a large-end up shape and a small-end down shape; one or more liquid inlets are formed in the bottom of the conical tube, so that liquid can enter the inner cavity of the conical tube; the conical tube can rotate under the driving of the driving mechanism, and an included angle is formed between the rotation axis of the conical tube and the inner wall of the conical tube; the pipe wall of the conical pipe is provided with a plurality of through holes as liquid outlets; the fan is fixedly connected with the conical pipe; the fan can rotate synchronously with the conical pipe; the outer cylinder is fixedly arranged outside the conical pipe, and the conical pipe and the outer cylinder can move relatively; the length of the outer cylinder is smaller than that of the conical pipe, so that the bottom of the conical pipe extends out of the outer cylinder from the lower part; a gas-liquid mixing space is formed between the outer cylinder and the conical pipe. The utility model discloses the operation is gentle, and the energy consumption is low, and the noise is little, and the appearance is small, the narrow and small occasion that requires the silence in specially adapted family and space.
Description
Technical Field
The utility model relates to a gas-liquid mixing equipment, concretely relates to gas-liquid mixing device.
Background
In order to dissolve some components in the gas into the liquid or volatilize some components in the liquid into the gas, gas-liquid mixing equipment is often used. The traditional gas-liquid mixing technology generally adopts modes of stirring, jet flow, spraying, self-excitation, a gas-liquid mixing pump and the like, and the technologies generally have the defects of large volume and large noise, and are often not used in families and occasions with narrow space and requirements on silence.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a gas-liquid mixing device is provided, it can make gaseous and liquid fully contact the mixture.
In order to solve the technical problem, the utility model discloses gas-liquid mixing device's technical solution does:
comprises a conical tube which is arranged in a large-end and small-end manner; one or more liquid inlets are formed in the bottom of the conical tube, so that liquid can enter the inner cavity of the conical tube; the conical tube can rotate under the driving of the driving mechanism, and an included angle is formed between the rotation axis of the conical tube and the inner wall of the conical tube; the pipe wall of the conical pipe is provided with a plurality of through holes as liquid outlets; the fan is fixedly connected with the conical pipe; the fan can rotate synchronously with the conical pipe; the outer cylinder is fixedly arranged outside the conical pipe, and the conical pipe and the outer cylinder can move relatively; the length of the outer cylinder is smaller than that of the conical pipe, so that the bottom of the conical pipe extends out of the outer cylinder from the lower part; a gas-liquid mixing space is formed between the outer cylinder and the conical pipe.
In another embodiment, the outer barrel is a straight barrel or a tapered barrel.
In another embodiment, the plurality of rows of through holes of the conical tube are staggered, so that at least one through hole is distributed at any height of the conical tube.
In another embodiment, the inner wall of the conical tube is fixedly provided with one or more longitudinally extending blades.
In another embodiment, the height of the vanes is not less than the wall thickness of the conical tube.
In another embodiment, the extending direction of the blades forms an included angle with the axial direction of the conical tube.
In another embodiment, the blade is helical; the rotation direction of the conical tube is opposite to the rotation direction of the spiral blades.
In another embodiment, the conical tube is integrally formed with the blade; the conical tube is made of plastic.
In another embodiment, the conical tube and the blades are split; the conical tube is made of metal.
In another embodiment, the device also comprises an upper shaft which is fixedly connected with the top of the conical pipe through an upper shell; the lower shaft is fixedly connected with the bottom end of the conical pipe; the upper shaft is superposed with the rotary axis of the lower shaft and the rotary axis of the conical tube.
The utility model discloses the technological effect that can reach is:
the utility model discloses only need a single device just can drive liquid and gas simultaneously and flow and mix, need not other equipment drive liquid or gas. The utility model discloses a synchronous revolution of toper pipe and fan, the rotation of toper pipe makes liquid from bottom to top carry and gets rid of liquid to gas-liquid mixing passageway through the through-hole of toper pipe wall, and the rotation of fan makes the air current carry from bottom to top in gas-liquid mixing passageway to realize coaxial transport of gas-liquid and mix. The utility model discloses only need a driving motor just can realize the transport of gas and liquid, can save the cost greatly.
The utility model discloses a rotary motion of conical duct utilizes the centrifugal force on inclined plane to produce ascending power to liquid at the component of vertical direction, simultaneously the utility model discloses still utilized the conical duct to last rotatory fluid effect that forms, made liquid form ascending fluid dynamic to realize that liquid is by low to high transport.
Further, the utility model discloses still utilized the slope blade of conical duct inner wall, the water that will have upward movement power further upwards guides, finally reachs the top of conical duct to realize the transport of liquid. The utility model discloses a liquid conveying mode has broken away from the reliance to the water pump, but realizes through simple machinery, has consequently thoroughly solved the puzzlement of noise.
The utility model discloses a plurality of through-holes have been seted up on the conical duct to make the conical duct distribute at least along direction of height's optional position and have a through-hole, when the conical duct was rotatory, each high department that can make the conical duct all had water to jet out, thereby dispersed formation is even and intensive rain silk in conical duct outlying mixing channel, is favorable to the mixture of gas and liquid. The utility model discloses a conical duct is to the dispersibility of water depends on the diameter and the quantity of the through-hole of edge height distribution on the conical duct.
The utility model discloses the gas-liquid mixture mode that adopts can make the motor when driving the rotatory air current that produces of fan, the toper pipe is also rotatory simultaneously with it, and the velocity of flow of air current and the rotation rate of toper pipe can be decided simultaneously to the rotational speed of obvious motor, and the rotation rate of toper pipe is big then the velocity of flow of air current is big more, and produced amount of wind is also big more, consequently the utility model discloses nonlinear relation between the rotational speed of well toper pipe and the gas-liquid mixture efficiency, but be the exponential type and rise, consequently the utility model discloses a toper pipe only needs several hundred revolutions per minute, just can realize efficient gas-liquid mixture function.
The utility model discloses simple structure is reliable, and does not have high to the precision requirement, easily production and manufacturing.
The utility model discloses it is not high to the rotational speed requirement, 600 change can use more than the minute, need not to be equipped with special motor, can use wind-force or manpower with other equipment sharing power even.
The utility model discloses the operation is gentle, and the energy consumption is low, and the noise is little, and the appearance is small, the narrow and small occasion that requires the silence in specially adapted family and space.
Drawings
It is to be understood by those skilled in the art that the following description is merely exemplary in nature and that the principles of the present invention may be applied in numerous ways to achieve many different alternative embodiments. These descriptions are only used to illustrate the general principles of the teachings of the present invention and are not meant to limit the inventive concepts disclosed herein.
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and, together with the general description given above and the detailed description of the drawings given below, serve to explain the principles of the invention.
The invention will be described in further detail with reference to the following drawings and detailed description:
FIG. 1 is a schematic view of the working principle of the gas-liquid mixing device of the present invention; in the figure, the dashed arrows represent the flow direction of the liquid, the solid arrows represent the flow direction of the gas, and LS represents the liquid level;
FIG. 2 is a schematic external view of the present invention;
FIG. 3 is a schematic view of the cone and the fan of the present invention;
fig. 4a to 4c are schematic views of the tapered tube and the blade of the present invention;
fig. 5a to 5c are schematic views of the tapered tube and its through hole of the present invention;
fig. 6a to 6c are schematic views of the cone-shaped tube and the fan of the present invention;
fig. 7 is a schematic diagram of the operation of an embodiment of the present invention; in the figure, the dashed arrows represent the flow direction of the liquid, the solid arrows represent the flow direction of the gas, and LS represents the liquid level;
fig. 8 is a schematic external view of an embodiment of the present invention;
fig. 9 is a schematic diagram of force analysis of the vertical liquid conveying principle of the present invention.
The reference numbers in the figures illustrate:
1. 111 is a conical tube, 2 is a blade,
3. 31 is an upper shell, 4 and 41 are upper shafts,
5. 51 is a lower shaft, 6 and 61 are outer cylinders,
7. the fan 71 is a fan.
Detailed Description
In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined below to clearly and completely describe the technical solution of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments, which can be obtained by a person skilled in the art without any inventive work based on the described embodiments of the present invention, belong to the protection scope of the present invention. Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. As used herein, the terms "first," "second," and the like, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" and similar words are intended to mean that the elements or items listed before the word cover the elements or items listed after the word and their equivalents, without excluding other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
As shown in fig. 1 to 3, the gas-liquid mixing device of the present invention comprises a tapered tube 1 with a large top and a small bottom, wherein the top of the tapered tube 1 is fixedly connected to an upper shell 3 through a connecting member, and an upper shaft 4 is formed at the top of the upper shell 3; a lower shaft 5 is formed at the bottom of the conical tube 1; the upper shaft 4 is superposed with the rotary axis of the lower shaft 5 and the rotary axis of the conical tube 1; the upper shaft 4 is connected with a driving mechanism so as to drive the conical tube 1 to rotate, and the driving mechanism can also be connected with the lower shaft 5;
the bottom of the conical pipe 1 is provided with a plurality of axial channels as liquid inlets; the pipe wall of the conical pipe 1 is provided with a plurality of through holes as liquid outlets;
as shown in fig. 2, the conical tube 1 is fixedly connected with a fan 7, and the fan 7 is coaxially arranged with the conical tube 1; the conical tube 1 can drive the fan 7 to synchronously rotate while rotating; the fan 7 can adopt an axial flow fan or a centrifugal fan; the number of the fans 7 may be plural;
the outer cylinder 6 is sleeved outside the conical tube 1; the outer cylinder 6 is fixedly arranged, so that the conical tube 1 and the outer cylinder 6 can move relatively;
the length of the outer cylinder 6 is less than that of the conical pipe 1, so that the small end of the conical pipe 1 extends out of the outer cylinder 6 from the lower part;
the outer cylinder 6 can be a straight cylinder, and also can be a conical cylinder or an arc cylinder; the cross section of the outer cylinder 6 can be circular or polygonal; the inner diameter of any cross section of the outer cylinder 6 is larger than the outer diameter of the conical pipe 1, so that a gas-liquid mixing space is formed between the outer cylinder 6 and the conical pipe 1 along the radial direction.
As a preferred embodiment, the inner wall of the conical tube 1 is fixedly provided with one or more longitudinally extending blades 2; any two of the plurality of blades 2 do not interfere; the blades 2 can be directly fixed on the inner wall of the tapered tube 1, for example, the tapered tube 1 and the blades 2 are integrally injection-molded by a mold by using plastic, as shown in fig. 4a and 4 b; or the blades 2 are fixedly arranged on a blade fixing shaft which is longitudinally arranged in the inner cavity of the conical tube 1 in a penetrating manner, and the blades 2 are tightly attached to the inner wall of the conical tube 1, at this time, the conical tube 1 can be made of metal (such as stainless steel), and the conical tube 1 and the blades 2 are fixedly connected through extrusion or other modes, as shown in fig. 4 c; namely, the blades 2 and the conical pipe 1 can be integrally formed or can be split; the blade fixing shaft, the upper shaft 4 and the lower shaft 5 can be combined into a through shaft;
because the blades 2 protrude out of the inner wall of the conical pipe 1, when the conical pipe 111 is immersed in liquid, a layer of liquid film can be formed on the inner wall of the conical pipe 111; meanwhile, the blades 2 can also reduce the relative sliding friction force between the liquid film and the conical pipe 1, so that the rotating speed of the liquid film is improved, and the liquid film and the conical pipe 1 synchronously rotate; the height H of the blades 2 determines the thickness of the liquid film adhering to the inner surface of the conical tube 1; preferably, the height of the blades 2 is not less than the wall thickness of the conical tube 1.
As a further preferred embodiment, the extending direction of the blades 2 forms an included angle with the axial direction of the conical pipe 1; or, the blade 2 is spiral, as shown in fig. 4b and 4c, the inner wall of the conical tube 1 is provided with a plurality of spiral blades 2; controlling the rotation direction of the conical tube 1 (namely the rotation direction of the liquid) to enable the rotation direction of the conical tube 1 to be opposite to the rotation direction of the spiral blades, so that the blades 2 can provide upward thrust to the liquid, and the upward flow of the liquid is facilitated; if the rotation direction of the spiral blade is right, the rotation direction of the conical tube 1 is anticlockwise rotation;
of course, the blades 2 may also be straight edges extending in the axial direction, i.e. the extending direction of the blades 2 is the axial direction of the conical tube 1, as shown in fig. 4 a.
As shown in fig. 5a to 5c, the distribution of the plurality of through holes on the wall of the conical tube 1 may be random, as shown in fig. 5 b; or may be regularly distributed, as shown in fig. 5a, a plurality of rows of through holes are distributed along the circumference of the conical tube 1, and each row of through holes are arranged along the axial direction; the shape of the through-hole may be circular, square, rectangular, polygonal, bar-shaped, etc., as shown in fig. 5 c.
As a preferred embodiment, the multiple rows of through holes of the tapered tube 1 are staggered, that is, the height of each through hole in each row of through holes is different from the height of at least one row of through holes in other rows of through holes, so that at least one through hole is distributed at any height of the tapered tube 1, liquid can be thrown out at any height of the tapered tube 1, and the tapered tube 1 has good water distribution capacity.
As shown in fig. 6a to 6c, the fan 7 may be fixedly disposed at any position of the tapered tube 1 as long as it can rotate synchronously with the tapered tube 1; in particular, the fan 7 may be fixedly connected to the upper shaft 4 or the lower shaft 5, as shown in fig. 6 a; the fan 7 may also be fixedly connected to the upper housing 3, as shown in fig. 6 b; the fan 7 can also be directly fixedly connected with the conical tube 1 as shown in fig. 6 c.
As shown in fig. 7 and 8, a preferred embodiment of the present invention includes a tapered tube 111, a through shaft is axially inserted into the inner cavity of the tapered tube 111, the upper end of the through shaft is used as the upper shaft 41 and extends out from the top of the tapered tube 111, and the lower end of the through shaft is used as the lower shaft 51 and extends out from the bottom of the tapered tube 111;
the top of the conical tube 111 is fixedly connected with a through shaft through the upper shell 31;
the middle section of the through shaft is fixedly provided with a plurality of spiral blades 2 as a blade fixing shaft, and the blades 2 are tightly attached to the inner wall of the conical pipe 111, so that the blades 2 and the conical pipe 111 are integrated; the rotation direction of the spiral blade is right-handed, and the rotation direction of the through shaft is anticlockwise, so that the liquid is conveyed from bottom to top;
the pipe wall of the conical pipe 111 is provided with a plurality of through holes; the upper shaft 41 is fixedly connected with a fan 71; the outer cylinder 61 is sleeved outside the conical tube 111, and the outer cylinder 61 is fixedly arranged on an outer bracket, so that the conical tube 111 can rotate relative to the outer cylinder 61;
the axis of the outer cylinder 61 coincides with the axis of the tapered tube 111;
the outer cylinder 61 is a tapered tube having a small top and a large bottom.
The utility model discloses a conical urceolus 61 can make and form smooth and easy airflow channel between the upper end 61 of urceolus and fan 71, is favorable to increasing the gas-liquid mixture effect.
The utility model discloses gas-liquid mixing method, including following step:
immersing the small end of the conical tube 111 into liquid, wherein the large end of the conical tube 111 is positioned above the liquid level, so that the liquid enters the inner cavity of the conical tube 111 from a liquid inlet arranged at the small end of the conical tube 111; the bottom end of the outer cylinder 61 is positioned above the liquid level, so that a gap is formed between the outer cylinder 61 and the liquid level;
the driving mechanism drives the conical tube 111 and the fan 71 to synchronously rotate through the upper shaft 41 or the lower shaft 51; during the rotation of the conical tube 111, the liquid in the inner cavity of the conical tube 111 is thrown to the inner wall of the conical tube 1 by the centrifugal force F1, the inner wall of the conical tube 111 provides a reaction force F2 to the liquid, and since the inner wall of the conical tube 111 forms an angle α with the vertical direction, the reaction force F2 forms an angle α with the horizontal direction, and the reaction force F2 has a component F in the vertical direction2TAnd a component F in the horizontal direction2PThe perpendicular component F2TSo that the liquid can move upward along the inner wall of the tapered tube 111, as shown in fig. 9;
when the liquid contacts with the blades on the inner wall of the conical pipe 111 in the rotating process, the inclined blades 2 can further provide upward thrust for the liquid, and push the liquid to continue moving upwards; meanwhile, the inclined blades 2 can provide a transverse force to the liquid, so that the liquid can move transversely, and thus the liquid can be spread over the inner wall of the conical tube 111;
the driving mechanism drives the conical tube 111 to rotate continuously, and under the combined action of the coanda effect, liquid climbs from the small end to the large end of the conical tube 111 and finally reaches the top of the inner wall of the conical tube 111;
the liquid in the inner cavity of the conical tube 111 flows through the through holes in the tube wall in the process of rising upwards, the liquid is thrown out radially outwards through the through holes under the action of centrifugal force and impacts the inner wall of the outer tube 61, and water is thrown out at any height of the conical tube 111 because the through holes are uniformly distributed at any height of the conical tube 111, so that splashed water drops and water lines are fully distributed in a gas-liquid mixing space between the conical tube 111 and the outer tube 61;
meanwhile, as the fan 7 and the conical pipe 1 rotate synchronously, the airflow formed by the fan 7 enters from the gap between the outer cylinder 6 and the liquid level and passes through the gas-liquid mixing space from bottom to top, so that the gas and the liquid are fully contacted and mixed in the gas-liquid mixing space.
The area and the number of the through holes formed in the pipe wall of the conical pipe 1 determine the height which can be reached by the liquid; the area and number of the through holes are controlled so that the liquid can reach the large end of the tapered tube 1.
In order to prevent the liquid from being atomized under the action of centrifugal force, the running rotating speed of the conical tube 1 is not more than 5000 revolutions per minute, and preferably 1000-3000 revolutions per minute.
The utility model discloses a practicality research based on a large amount of experiments, through the experiment demonstration, when the rotational speed of toper pipe reached 600 revolutions per minute, just can make liquid flow upwards along the inner wall of toper pipe to effectively realize the gas-liquid mixture. Obviously, the liquid conveying principle of the present invention also utilizes bernoulli principle of hydrodynamics and coanda effect of fluid, because when the conical tube continuously rotates, the inner surface of the conical tube can continuously bring up the liquid to form a continuous fluid, and the continuous fluid has hydrodynamic force and flows upwards, thereby realizing the flow of the liquid from bottom to top; on the other hand, the liquid continuously splashes in the gas-liquid mixing space of the conical pipe and the outer cylinder, and the flow of the gas is also disturbed, so that the gas and the liquid are more fully contacted.
The utility model discloses a gas-liquid mixture effect receives the shape influence of the shape in height, the rotational speed of conical tube, trompil quantity, hole, the size in hole, the blade of conical tube, can select and match according to actual need.
In addition, because the conical duct is big-end-up's structure, the rotational linear velocity on conical duct upper portion is greater than the rotational linear velocity of conical duct lower part, consequently the utility model discloses a conveying distance is big more, and the velocity of flow is high more.
It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications of the present invention fall within the scope of the claims and their equivalent technologies, the present invention is also intended to include such modifications and variations.
Claims (10)
1. A gas-liquid mixing device is characterized in that: comprises that
The conical tube is arranged in a large-upper-part and small-lower-part manner; one or more liquid inlets are formed in the bottom of the conical tube, so that liquid can enter the inner cavity of the conical tube; the conical tube can rotate under the driving of the driving mechanism, and an included angle is formed between the rotation axis of the conical tube and the inner wall of the conical tube; the pipe wall of the conical pipe is provided with a plurality of through holes as liquid outlets;
a fan capable of rotating synchronously with the tapered tube;
the outer cylinder is fixedly arranged outside the conical pipe, and the conical pipe and the outer cylinder can move relatively; the length of the outer cylinder is smaller than that of the conical pipe, so that the bottom of the conical pipe extends out of the outer cylinder from the lower part; a gas-liquid mixing space is formed between the outer cylinder and the conical pipe.
2. The gas-liquid mixing device according to claim 1, characterized in that: the outer cylinder is a straight cylinder or a conical cylinder.
3. The gas-liquid mixing device according to claim 1, characterized in that: the multiple rows of through holes of the conical tube are staggered, so that at least one through hole is distributed at any height of the conical tube.
4. The gas-liquid mixing device according to claim 1, characterized in that: one or more blades extending along the longitudinal direction are fixedly arranged on the inner wall of the conical pipe.
5. The gas-liquid mixing device according to claim 4, characterized in that: the height of the blade is not less than the wall thickness of the conical tube.
6. The gas-liquid mixing device according to claim 4, characterized in that: an included angle is formed between the extending direction of the blades and the axial direction of the conical pipe.
7. The gas-liquid mixing device according to claim 4, characterized in that: the blade is spiral; the rotation direction of the conical tube is opposite to the rotation direction of the spiral blades.
8. The gas-liquid mixing device according to claim 4, characterized in that: the conical tube and the blades are integrally formed; the conical tube is made of plastic.
9. The gas-liquid mixing device according to claim 4, characterized in that: the conical pipe and the blades are split; the conical tube is made of metal.
10. The gas-liquid mixing device according to claim 1, characterized in that: the upper shaft is fixedly connected with the top of the conical pipe through an upper shell; the lower shaft is fixedly connected with the bottom end of the conical pipe; the upper shaft is superposed with the rotary axis of the lower shaft and the rotary axis of the conical tube.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020362188.5U CN211936422U (en) | 2020-03-20 | 2020-03-20 | Gas-liquid mixing device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020362188.5U CN211936422U (en) | 2020-03-20 | 2020-03-20 | Gas-liquid mixing device |
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| CN211936422U true CN211936422U (en) | 2020-11-17 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111229068A (en) * | 2020-03-20 | 2020-06-05 | 水爱电器科技（上海）有限公司 | Gas-liquid mixing device and gas-liquid mixing method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111229068A (en) * | 2020-03-20 | 2020-06-05 | 水爱电器科技（上海）有限公司 | Gas-liquid mixing device and gas-liquid mixing method |
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