CN211384171U - Centrifugal gas-liquid separator - Google Patents
Centrifugal gas-liquid separator Download PDFInfo
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- CN211384171U CN211384171U CN201921344749.2U CN201921344749U CN211384171U CN 211384171 U CN211384171 U CN 211384171U CN 201921344749 U CN201921344749 U CN 201921344749U CN 211384171 U CN211384171 U CN 211384171U
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- impeller
- liquid separator
- connecting shaft
- inner support
- gas
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Abstract
The utility model discloses a centrifugal vapour and liquid separator, including a jar body, jar body upper portion is equipped with the intake pipe, and jar body lower part is equipped with the outlet duct, and jar body bottom is equipped with the discharge pipe, and jar internal support, impeller and connecting axle are equipped with, and internal support and jar internal wall fixed connection, impeller locate the intake pipe below and in the internal support top, and the connecting axle is fixed to be set up on the internal support and to pass the impeller, and the impeller can be rotatory around the connecting axle. The centrifugal gas-liquid separator has a simple structure, does not need an external power supply, utilizes the self pressure of the air flow to generate centrifugal force, and can effectively separate gas and liquid; the components are made of stainless steel, so that the condensation effect is good, and the precipitation of liquid is facilitated.
Description
Technical Field
The utility model relates to a gas-liquid separation device, concretely relates to centrifugal gas-liquid separation device belongs to vapour and liquid separator field.
Background
In an industrial control system, such as a fuel cell system, gas is often mixed with a certain amount of liquid for some reasons (such as condensation and the like) during operation, and the liquid is unfavorable for the operation of the system and needs to be separated from the gas for the purpose of secondary utilization of the gas; it is necessary to separate gas and liquid with a simple structure and at a low cost.
In many gas-liquid separation devices in the market at present, a fixed pipeline is adopted, and liquid is condensed out by contacting a gas-liquid mixture with the inner wall of the pipeline, so that the purpose of gas-liquid separation is achieved; and in addition, a fan with power (needing an external power supply) is adopted, and due to the fact that specific gravity of gas and liquid is different, the liquid is separated out through centrifugal force generated by rotation of the fan, and the defects that certain power needs to be connected and the device is complex are overcome.
If patent CN102671469A discloses a centrifugal vapour and liquid separator, including a jar body, the intake pipe has been seted up to jar body lower part, is equipped with the outlet duct on the jar body, and jar body lower part is equipped with the intake pipe, and jar body bottom is equipped with the trap, jar internal spiral pipe that is equipped with, this spiral pipe one end and intake pipe intercommunication, the other end and outlet duct intercommunication have seted up the air vent on the pipe wall of spiral pipe, and the internal packing of jar is equipped with stainless steel net. Although the device adopts a centrifugal design, a gas-liquid mixture body contacts a pipe wall, liquid is required to come out from a vent hole of the pipe wall, and the requirement on condensation of the pipe wall is higher.
For example, patent CN107051098B discloses a gas-liquid separator, which comprises a centrifugal fan with a hollow cavity and fan blades; a shell is surrounded outside the centrifugal fan and is provided with an annular side wall and two end walls, wherein one end wall is a sealing plate, and the center of the other end wall is provided with an axial air inlet which is opposite to the hollow cavity of the centrifugal fan; the tangential air outlet is arranged above the annular side wall, the water outlet valve is arranged below the annular side wall, but a driving motor is also arranged outside the shell, and the operation of the gas-liquid separator needs to be driven by the motor, so that the device needs to be externally connected with power and is complex.
In view of the above, it is an urgent problem in the art to overcome the above-mentioned drawbacks of the prior art.
SUMMERY OF THE UTILITY MODEL
In order to overcome the technical problem that gas-liquid separator condensation effect is difficult to satisfy demand and gas-liquid separation device needs external power among the prior art, the utility model provides a need not external power supply, utilize air current self pressure to produce centrifugal force, and the centrifugal gas-liquid separator of condensation effect preferred.
In order to achieve the above object, the utility model discloses a centrifugal vapour and liquid separator, which comprises a tank body, jar body upper portion is equipped with the intake pipe, jar body lower part is equipped with the outlet duct, jar body bottom is equipped with the discharge pipe, wherein: the tank body is internally provided with an inner support, an impeller and a connecting shaft, the inner support is fixedly connected with the inner wall of the tank body, the impeller is arranged below the air inlet pipe and above the inner support, the connecting shaft is fixedly arranged on the inner support and penetrates through the impeller, and the impeller can rotate around the connecting shaft.
Furthermore, the inner support is of a disc-shaped structure, a fixed seat is arranged in the middle of the inner support, a fixed hole is formed in the center of the fixed seat, connecting rods are arranged on the outer side of the fixed seat at equal intervals along the circumferential direction, supporting rods are arranged between the adjacent connecting rods, and the connecting rods are fixedly connected to the inner wall of the tank body and the fixed seat.
Further, the edge of the inner support is lower than the middle part, and the inner support is in streamline transition from the middle part to the edge.
Further, the impeller comprises blades and a shaft body, the shaft body is a hollow cylinder, the blades are multiple and perpendicular to the axial lead of the impeller and are arranged on the outer peripheral surface of the shaft body, and the blades are of a curved surface structure and are forward-swept blades.
Further, the connecting shaft is arranged in a fixing hole of the inner support and penetrates through the impeller.
Further, a locking nut is further arranged in the tank body, is arranged on the upper portion of the impeller and is fixedly connected with the connecting shaft, and is used for fixing the relative position of the connecting shaft and the impeller.
Further, a bearing is arranged between the outer peripheral surface of the connecting shaft and the inner surface of the impeller shaft body, and the bearing is fixedly connected with the outer peripheral surface of the connecting shaft and the inner surface of the impeller shaft body respectively and used for controlling the rotation of the impeller around the connecting shaft.
Furthermore, a backflow cover is arranged on the lower portion of the tank body, an opening in the lower end of the backflow cover is opposite to the discharge pipe, and an opening in the upper end of the backflow cover is fixedly connected and communicated with one end of the gas outlet pipe.
Further, the tank body, the air inlet pipe, the air outlet pipe, the discharge pipe, the inner support, the impeller, the connecting shaft, the locking nut and the backflow cover are all made of SUS304 stainless steel.
The utility model provides a centrifugal gas-liquid separator, device simple structure need not external power supply, and the gas-liquid mixture gets into the device through the intake pipe inside, produces certain pressure through the gas-liquid mixture velocity of flow, and pressure acts on the blade of impeller, makes the impeller rotatory centrifugal force that produces; because the density of the gas is different from that of the liquid, the liquid can leave the rotation center due to larger centrifugal force and is attached to the wall surface of the shell, and the liquid is collected downwards and discharged through the discharge pipe; the gas flows to the reflux cover through the impeller and the internal support and is discharged through the gas outlet pipe, so that the effect of separating the gas from the liquid is achieved. In addition, a small amount of gas-liquid mixture which is not centrifugally separated passes through a channel formed by combining the inner support and the backflow cover and is condensed, so that liquid is separated out, and all parts of the centrifugal gas-liquid separator are made of stainless steel, so that the condensation effect is further improved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the device according to the invention and, together with the detailed description, serve to explain the advantages and principles of the device according to the invention. In the drawings:
FIG. 1 is a schematic cross-sectional view of a centrifugal gas-liquid separator according to an embodiment of the present disclosure;
FIG. 2 is a schematic structural diagram of an impeller in a centrifugal gas-liquid separator according to an embodiment of the present disclosure;
FIG. 3 is a schematic structural view of an internal support in a centrifugal gas-liquid separator according to an embodiment of the present disclosure.
Description of the reference numerals
1-tank body
2-inlet pipe
3-air outlet pipe
4-discharge pipe
5-impeller
51-blade
52-shaft body
6-inner support
61-fixed seat
62-fixed hole
63-connecting rod
64-support rod
7-connecting shaft
8-locking nut
9-reflow hood
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. However, the present invention is not limited to the embodiments described below.
The present embodiment provides a centrifugal gas-liquid separator in which blades are self-rotated by pressure of an input gas to generate a centrifugal force to achieve gas-liquid separation. Fig. 1 is a schematic sectional structural view of a centrifugal gas-liquid separator according to an embodiment of the present invention, fig. 2 is a schematic structural view of an impeller in the centrifugal gas-liquid separator according to the embodiment of the present invention, and fig. 3 is a schematic structural view of an inner support in the centrifugal gas-liquid separator according to the embodiment of the present invention.
Referring to fig. 1, 2, and 3, the centrifugal gas-liquid separator according to the present embodiment is made of SUS304 stainless steel as a material for all parts. The gas-liquid separator comprises a tank body 1, wherein an air inlet pipe 2 is arranged at the upper part of the tank body 1, an air outlet pipe 3 is arranged at the lower part of the tank body 1, a discharge pipe 4 is arranged at the bottom of the tank body 1, and the two ends of the air inlet pipe 2, the air outlet pipe 3 and the discharge pipe 4 are respectively communicated with the tank body 1 and the outside. The air inlet pipe 2, the air outlet pipe 3 and the exhaust pipe 4 can be designed into the pipe diameter and the pipe shape according to the actual requirements, such as a bent pipe or a straight pipe.
An inner support 6, an impeller 5 and a connecting shaft 7 are arranged in the tank body 1, and the inner support 6 is fixedly connected with the inner wall of the tank body 1, for example, the inner support can be connected by welding. The impeller 5 is arranged above the inner support 6, the connecting shaft 7 penetrates through the impeller 5, one end of the connecting shaft is fixed on the inner support 6, the impeller 5 is arranged below the air inlet pipe 2, and the impeller 5 can rotate around the connecting shaft 7 through a gas-liquid mixture input through the air inlet pipe 2. The size of the impeller 5 can be adjusted according to the conditions of the flow rate of the gas-liquid mixture, the pipe diameter of the gas inlet pipe 2 and the like.
The inner support 6 is a disc-shaped structure, and the periphery of the disc-shaped structure is fixedly connected with the inner wall of the tank body 1. The middle of the inner support 6 is provided with a fixed seat 61, and the center of the fixed seat 61 is provided with a fixed hole 62. The connecting rods 63 are arranged on the outer side of the fixed seat 61 at equal intervals along the circumferential direction, the length of each connecting rod 63 is the same, and two ends of each connecting rod 63 are fixedly connected with the inner wall of the tank body 1 and the fixed seat 61 respectively. A supporting rod 64 is arranged between every two connecting rods 63, and the supporting rods 64 are circumferentially arranged in the middle of the adjacent connecting rods 63, so that the inner support 6 has better bearing capacity, and the impact force generated in the rotating process of the impeller 5 and the gravity of other parts arranged on the inner support 6 can be uniformly dispersed.
The edge of the inner support 6 is lower than the middle part, and the inner support 6 is in streamline transition from the middle part to the edge, namely the surface of each connecting rod 63 is smooth, and the inclined angle or the bending angle of each connecting rod 63 is consistent, and the streamline transition is beneficial to the separated liquid to slide down and collect.
The impeller 5 includes a blade 51 and a shaft body 52, the shaft body 52 is a hollow cylindrical body, and the connecting shaft 7 can pass through the shaft body 52. The blades 51 are perpendicular to the axial line of the impeller 5 and are arranged on the peripheral surface of the shaft body 52, the number of the blades 51 is multiple, and the specific number can be increased or decreased according to the requirement. The blades 51 are of a curved surface structure and are forward-swept blades, a gas-liquid mixture enters the device through the gas inlet pipe 2, and the blades 51 positioned at the lower part of the gas inlet pipe 2 can rotate the impeller 5 under the pressure action of gas flow.
One end of the connecting shaft 7 is arranged in the fixing hole 62 of the inner bracket 6, and the other end passes through the shaft body 52 of the impeller 5.
Still be equipped with the lock mother 8 in jar body 1, lock mother 8 sets up in impeller 5 upper portion and with connecting axle 7 fixed connection for the relative position of fixed connection axle 7 and impeller 5.
A bearing is arranged between the outer peripheral surface of the connecting shaft 7 and the inner surface of the shaft body 52 of the impeller 5, and the bearing is respectively fixedly connected with the outer peripheral surface of the connecting shaft 7 and the inner surface of the shaft body 52 of the impeller 5 and used for controlling the rotation of the impeller 5 around the connecting shaft 7 so as to ensure that the rotation of the impeller 5 is smooth and stable.
The lower part of the tank body 1 is provided with a backflow cover 9, the lower end opening of the backflow cover 9 is opposite to the discharge pipe, and the upper end opening of the backflow cover 9 is fixedly connected and communicated with one end of the gas outlet pipe 3.
The lower end opening of the backflow hood 9 is larger than the upper end opening, gas collection is facilitated, the surface area of the backflow hood 9 is increased, the inner support 6 and the backflow hood 9 are combined into a channel, and a small amount of gas-liquid mixture which is not centrifugally separated continues to be condensed, so that liquid is separated out.
Description of operation of centrifugal gas-liquid separator: the gas-liquid mixture enters the device through the gas inlet pipe 2, certain pressure is generated through the flow velocity of the gas-liquid mixture, and the pressure acts on the blades 51 of the impeller 5 to enable the impeller 5 to rotate to generate centrifugal force; because the density of the gas is different from that of the liquid, the liquid can leave the rotating center due to larger centrifugal force and is attached to the inner wall of the tank body 1, and the liquid is collected downwards and discharged through the discharge pipe 4; a small amount of gas-liquid mixture which is not centrifugally separated is continuously condensed in a channel formed by combining the inner support 6 and the reflux cover 9, so that liquid is separated out and collected downwards and is discharged through the discharge pipe 4.
The gas flows to the reflux hood 9 through the impeller 5 and the inner bracket 6 and is discharged through the gas outlet pipe 3, so that the effect of separating the gas from the liquid is achieved.
Compared with the prior art, the utility model provides a centrifugal vapour and liquid separator has following advantage: the device has a simple structure, does not need an external power supply, and 1, utilizes the pressure generated by the self flow velocity of a gas-liquid mixture to drive an impeller to rotate, utilizes the characteristic that the density of liquid is greater than that of gas, enables the liquid to flow to the inner wall of the device under the action of centrifugal force, and is collected and discharged downwards, thereby achieving the purpose of gas-liquid separation; and a second small amount of gas-liquid mixture which is not centrifugally separated passes through a channel formed by combining the inner support and the backflow cover and is condensed, so that liquid is separated out, and all parts of the centrifugal gas-liquid separator are made of stainless steel, so that the condensation effect is further improved.
The terms "first" and "second" as used herein do not denote any order, quantity, or importance, but rather are used to distinguish one element from another, unless otherwise specified. Similarly, modifiers similar to "about", "approximately" or "approximately" that occur before a numerical term herein typically include the same number, and their specific meaning should be read in conjunction with the context. Similarly, unless a specific number of a claim recitation is intended to cover both the singular and the plural, and also that claim may include both the singular and the plural.
In the description of the above embodiments, the use of the directional terms "upper", "lower", "left", "right", "top", "bottom", "vertical", "lateral", and the like are used for convenience of description only and should not be considered limiting.
Although particular embodiments of the present invention have been described above, it will be appreciated by those skilled in the art that these are examples only and that the scope of the present invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are all within the scope of the invention.
Claims (10)
1. The utility model provides a centrifugal vapour and liquid separator, includes a jar body, jar body upper portion is equipped with the intake pipe, jar body lower part is equipped with the outlet duct, jar body bottom is equipped with discharge pipe, its characterized in that: the tank body is internally provided with an inner support, an impeller and a connecting shaft, the inner support is fixedly connected with the inner wall of the tank body, the impeller is arranged below the air inlet pipe and above the inner support, the connecting shaft is fixedly arranged on the inner support and penetrates through the impeller, and the impeller can rotate around the connecting shaft.
2. The centrifugal gas-liquid separator according to claim 1, wherein: the inner support is of a disc-shaped structure, a fixed seat is arranged in the middle of the inner support, a fixed hole is formed in the center of the fixed seat, connecting rods are arranged on the outer side of the fixed seat at equal intervals along the circumferential direction, supporting rods are arranged between the adjacent connecting rods, and the connecting rods are fixedly connected to the inner wall of the tank body and the fixed seat.
3. The centrifugal gas-liquid separator according to claim 2, wherein: the edge of the inner support is lower than the middle part, and the inner support is in streamline transition from the middle part to the edge.
4. The centrifugal gas-liquid separator according to claim 1, wherein: the impeller comprises blades and a shaft body, the shaft body is a hollow cylinder, the blades are multiple and perpendicular to the axial lead of the impeller and are arranged on the outer peripheral surface of the shaft body, and the blades are of curved surface structures and are forward-swept blades.
5. The centrifugal gas-liquid separator according to claim 2, wherein: the connecting shaft is arranged in the fixing hole of the inner support and penetrates through the impeller.
6. The centrifugal gas-liquid separator according to claim 1, wherein: the tank body is also internally provided with a locking nut which is arranged on the upper part of the impeller and fixedly connected with the connecting shaft and used for fixing the relative position of the connecting shaft and the impeller.
7. The centrifugal gas-liquid separator of claim 4, wherein: and a bearing is also arranged between the outer peripheral surface of the connecting shaft and the inner surface of the impeller shaft body, and the bearing is respectively fixedly connected with the outer peripheral surface of the connecting shaft and the inner surface of the impeller shaft body and used for controlling the rotation of the impeller around the connecting shaft.
8. The centrifugal gas-liquid separator according to claim 1, wherein: the lower part of the tank body is provided with a backflow cover, the lower end opening of the backflow cover is opposite to the discharge pipe, and the upper end opening of the backflow cover is fixedly connected and communicated with one end of the air outlet pipe.
9. The centrifugal gas-liquid separator according to any one of claims 1-6, wherein: a locking nut is further arranged in the tank body, is arranged at the upper part of the impeller and is fixedly connected with the connecting shaft and is used for fixing the relative position of the connecting shaft and the impeller;
the tank body, the air inlet pipe, the air outlet pipe, the discharge pipe, the inner support, the impeller, the connecting shaft and the lock nut are all made of SUS304 stainless steel.
10. The centrifugal gas-liquid separator of claim 8, wherein: the material of the backflow cover is SUS304 stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921344749.2U CN211384171U (en) | 2019-08-19 | 2019-08-19 | Centrifugal gas-liquid separator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921344749.2U CN211384171U (en) | 2019-08-19 | 2019-08-19 | Centrifugal gas-liquid separator |
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| Publication Number | Publication Date |
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| CN211384171U true CN211384171U (en) | 2020-09-01 |
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| CN201921344749.2U Active CN211384171U (en) | 2019-08-19 | 2019-08-19 | Centrifugal gas-liquid separator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110384982A (en) * | 2019-08-19 | 2019-10-29 | 上海电气集团股份有限公司 | A kind of centrifugal gas-liquid separator |
| CN115300998A (en) * | 2022-09-03 | 2022-11-08 | 华海(北京)科技股份有限公司 | Air compressor gas-liquid separation device |
-
2019
- 2019-08-19 CN CN201921344749.2U patent/CN211384171U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110384982A (en) * | 2019-08-19 | 2019-10-29 | 上海电气集团股份有限公司 | A kind of centrifugal gas-liquid separator |
| CN115300998A (en) * | 2022-09-03 | 2022-11-08 | 华海(北京)科技股份有限公司 | Air compressor gas-liquid separation device |
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