CN219994014U - Jet pump is with jet pipe - Google Patents
Jet pump is with jet pipe Download PDFInfo
- Publication number
- CN219994014U CN219994014U CN202321334914.2U CN202321334914U CN219994014U CN 219994014 U CN219994014 U CN 219994014U CN 202321334914 U CN202321334914 U CN 202321334914U CN 219994014 U CN219994014 U CN 219994014U
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- CN
- China
- Prior art keywords
- pipe
- mixing
- jet
- baffle
- throat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 60
- 239000003345 natural gas Substances 0.000 claims abstract description 30
- 238000009792 diffusion process Methods 0.000 claims abstract description 21
- 239000012530 fluid Substances 0.000 claims description 44
- 239000007789 gas Substances 0.000 claims description 9
- 230000029058 respiratory gaseous exchange Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 14
- 230000000694 effects Effects 0.000 description 11
- 229910002092 carbon dioxide Inorganic materials 0.000 description 7
- 239000001569 carbon dioxide Substances 0.000 description 7
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- -1 preferably Substances 0.000 description 1
Landscapes
- Jet Pumps And Other Pumps (AREA)
Abstract
The utility model relates to the technical field of natural gas production equipment, and particularly discloses a jet pipe for a jet pump, which comprises a nozzle, an air suction pipe, a throat pipe and a diffusion pipe, wherein a mixing pipe is arranged between the throat pipe and the diffusion pipe, the throat pipe is communicated with the diffusion pipe by the mixing pipe, the throat pipe is communicated with the air suction pipe, the nozzle is positioned in the air suction pipe, the nozzle is aligned with the throat pipe along an axis, the mixing pipe is spherical, the interior of the mixing pipe is of a hollow structure, a baffle is arranged in the mixing pipe, and the baffle is close to the connecting end of the mixing pipe and the throat pipe.
Description
Technical Field
The utility model relates to the technical field of natural gas production equipment, in particular to a jet pipe for a jet pump.
Background
The jet pump utilizes fluid to transfer energy and quality to obtain vacuum device, adopts water flow with a certain pressure to jet out through nozzle jet, and because the speed of jet fluid is extremely high, the pressure energy is converted into speed energy, so that the pressure of suction zone is reduced to produce vacuum, and the vacuum device can take away natural gas under the action of atmospheric pressure, and has the action of absorbing carbon dioxide in natural gas.
The existing jet pump mainly comprises a pump body and a jet pipe connected with the pump body, wherein the jet pipe mainly comprises a nozzle, a throat pipe, a diffusion pipe and the like, and because the jet fluid speed is high, the fluid and the natural gas are mixed in the jet pipe to be mixed unevenly, so that the fluid can be discharged together with the natural gas without absorbing much carbon dioxide in the natural gas, and the exhaust effect of the jet pump on the natural gas is not affected, but the attached purifying effect on the carbon dioxide is poor.
Therefore, it is necessary to provide a jet pipe for a jet pump to improve the purifying effect of carbon dioxide in natural gas.
Disclosure of Invention
The utility model aims to solve the problem of poor purification effect of the existing jet pump and provides a jet pipe for the jet pump.
The technical scheme of the utility model is as follows:
the jet pipe for the jet pump comprises a nozzle, an air suction pipe, a throat pipe and a diffusion pipe, wherein a mixing pipe is arranged between the throat pipe and the diffusion pipe, the mixing pipe is used for communicating the throat pipe with the diffusion pipe, the throat pipe is communicated with the air suction pipe, the nozzle is positioned in the air suction pipe, and the nozzle is aligned with the throat pipe along the axis;
the mixing tube is spherical, the inside of the mixing tube is of a hollow structure, a baffle is arranged in the mixing tube, and the baffle is close to the connecting end of the mixing tube and the throat.
Further, the nozzle is bullet-shaped, and the diameter of the outlet of the nozzle is smaller than the diameter of the side wall of the nozzle.
Furthermore, the air suction pipe is conical, one end of the air suction pipe is provided with a base, and the inside of the base is of a hollow structure and is communicated with the inside of the air suction pipe.
Further, an air inlet is formed in the base and can be communicated with a natural gas exploitation pipeline.
Further, the number of the air inlets is three, and the three air inlets are uniformly distributed on the side wall of the base in a ring shape.
Further, the baffle is circular, the diameter of the baffle is smaller than the inner diameter of the mixing pipe, and a gap for fluid to pass through is reserved between the baffle and the mixing pipe.
Further, through holes for fluid or gas to pass through are formed in the baffle plate, and the through holes are round.
Further, six through holes are formed and distributed on the baffle plate in an annular mode.
Further, the through holes are positioned at the edge of the baffle plate.
Further, the hollow structure of the interior of the mixing tube is also spherical, and the diameter of the hollow structure of the interior is larger than that of the throat tube.
According to the jet pipe for the jet pump, the mixing pipe is newly arranged between the throat pipe and the diffusion pipe, the mixing pipe is spherical and is of the hollow structure, fluid can be temporarily buffered and stopped when passing through the inside of the mixing pipe and then enters the diffusion pipe, in the process of buffering and stopping of the fluid, the fluid can be mixed with natural gas, the purification effect of the fluid on the natural gas is improved, in addition, the baffle is further arranged in the mixing pipe, the fluid flushed out of the throat pipe is blocked, the fluid is prevented from directly entering the diffusion pipe without stopping in the mixing pipe, the fluid is ensured to be stopped for a short time after entering the diffusion pipe, meanwhile, the flow direction of the fluid is disturbed by the blocking of the baffle, and the mixing effect of the fluid and the natural gas is improved.
Drawings
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a cross-sectional view of the present utility model;
FIG. 3 is a block diagram of a baffle according to the present utility model.
Reference numerals: 1. a nozzle; 2. an air suction pipe; 3. a throat; 4. a diffusion tube; 5. a baffle; 6. a base; 7. an air inlet; 8. a through hole; 9. a mixing tube.
Detailed Description
In order to make the technical means, technical features, objects and technical effects of the present utility model easy to understand, the present utility model will be further described with reference to the specific drawings.
Embodiment one:
as shown in fig. 1 and 2, an ejector tube for a jet pump comprises a nozzle 1, an air suction pipe 2, a throat 3 and a diffusion pipe 4, wherein a mixing pipe 9 is arranged between the throat 3 and the diffusion pipe 4, the throat 3 is communicated with the diffusion pipe 4 by the mixing pipe 9, the throat 3 is communicated with the air suction pipe 2, the nozzle 1 is positioned in the air suction pipe 2, the nozzle 1 and the throat 3 are aligned along an axis, preferably, the side wall of the nozzle 1 and the side wall of the air suction pipe 2 are welded, the air suction pipe 2 and the throat 3 are welded, the mixing pipe 9 is spherical, a hollow structure is arranged inside the mixing pipe 9, a baffle 5 is arranged inside the mixing pipe 9, and the baffle 5 is close to the connecting end of the mixing pipe 9 and the throat 3.
Preferably, the mixing pipe 9 is welded to the throat pipe 3 and the diffuser pipe 4, and the base 6 is welded to the air intake pipe 2.
Preferably, the nozzle 1 is bullet-shaped, the diameter of the outlet of the nozzle 1 is smaller than the diameter of the side wall of the nozzle 1, so that a hollow state is conveniently generated, and the exhaust capacity of natural gas is improved.
Preferably, the air suction pipe 2 is conical, one end of the air suction pipe 2 is provided with a base 6, the inside of the base 6 is of a hollow structure and is communicated with the inside of the air suction pipe 2, preferably, the inside of the air suction pipe 2 is of a hollow structure, and natural gas enters the air suction pipe 2 from the air inlet 7.
Preferably, the base 6 is provided with an air inlet 7, and the air inlet 7 can be communicated with a natural gas exploitation pipeline.
Preferably, the three air inlets 7 are arranged, the three air inlets 7 are uniformly distributed on the side wall of the base 6 in a ring shape, the three air inlets 7 are used for simultaneously feeding air, the content of the natural gas mixture in the whole injection pipe is ensured to be the same from the starting part of the whole injection pipe, namely the air suction pipe 2, and the problem of uneven mixing of the fluid sprayed out by the nozzle 1 and the natural gas mixture is avoided.
Preferably, the baffle 5 is circular, the diameter of the baffle 5 is smaller than the inner diameter of the mixing pipe 9, a gap for fluid to pass through is reserved between the baffle 5 and the mixing pipe 9, and the baffle 5 is welded with the inner wall of the mixing pipe 9.
As shown in fig. 3, preferably, the baffle 5 is provided with a through hole 8 for passing a fluid or a gas, and the through hole 8 is circular.
Preferably, six through holes 8 are provided, and the six through holes 8 are distributed on the baffle 5 in a ring shape.
Preferably, the through hole 8 is located at the edge of the baffle 5.
Preferably, the hollow structure of the interior of the mixing tube 9 is likewise spherical and its diameter is greater than the diameter of the throat 3. Preferably, the fluid is a gas or liquid which does not react or absorb natural gas and can react or absorb carbon dioxide, preferably, the fluid is liquid water, and the fluid is water vapor which is ejected from the nozzle 1 to flow at a high speed.
When in use, the mixing pipe 9 is additionally arranged between the throat pipe 3 and the diffusion pipe 4, as the mixing pipe 9 is spherical and is hollow, the fluid can have a short buffer stay when passing through the inside of the mixing pipe 9 and then enter the diffusion pipe 4, in the process of buffering and stay of the fluid, the fluid can be mixed with natural gas, the purification effect of the fluid on the natural gas is improved, in addition, the mixing pipe 9 is internally provided with the baffle 5, the baffle 5 can block the fluid flushed out of the throat pipe 3, the fluid is prevented from staying in the mixing pipe 9 and directly entering the diffusion pipe 4, the short stay time of the fluid after entering the diffusion pipe 4 is ensured, meanwhile, the blocking of the baffle 5 can disturb the flow direction of the fluid, the mixing effect of the fluid and the natural gas is improved, the through hole 8 on the baffle 5 can fully ensure the smoothness of the fluid and the natural gas mixture in the injection pipe, the baffle 5 is ensured to only play a role of disturbing the flow direction of the mixed gas of the fluid and the natural gas, and the whole fluency in the pipe is not influenced, the fluid is firstly sprayed into the air suction pipe 2 from the nozzle 1, the fluid directly enters the throat 3 because the nozzle 1 is close to the throat 3, the natural gas mixed gas in the air suction pipe 2 is attracted to the vacuum state generated by the high-speed movement of the fluid and finally enters the throat 3 along with the fluid, the fluid and the natural gas mixed gas are blocked by the baffle 5 after entering the mixing pipe 9, the fluid and the natural gas mixed gas are scattered, the mixing pipe 9 takes a mixing time for the fluid and the natural gas mixed gas because the inner diameter of the mixing pipe 9 is spherical and is larger than the diameter of the throat 3, the mixing effect is improved, a certain time is created for the absorption of the carbon dioxide by the fluid, thereby improving the purifying effect of the fluid on the carbon dioxide in the natural gas.
The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the present utility model. Equivalent changes and modifications of the utility model are intended to fall within the scope of the present utility model.
Claims (10)
1. The utility model provides a jet pump is with jet pipe, includes nozzle (1), breathing pipe (2), choke (3) and diffuser (4), its characterized in that: a mixing pipe (9) is arranged between the throat pipe (3) and the diffusion pipe (4), the mixing pipe (9) is used for communicating the throat pipe (3) with the diffusion pipe (4), the throat pipe (3) is communicated with the air suction pipe (2), the nozzle (1) is positioned in the air suction pipe (2), and the nozzle (1) is aligned with the throat pipe (3) along the axis;
the mixing pipe (9) is spherical, the inside of the mixing pipe (9) is of a hollow structure, a baffle (5) is arranged in the mixing pipe (9), and the baffle (5) is close to the connecting end of the mixing pipe (9) and the throat pipe (3).
2. A jet pump jet pipe according to claim 1, characterized in that: the nozzle (1) is bullet-shaped, and the diameter of the outlet of the nozzle (1) is smaller than the diameter of the side wall of the nozzle (1).
3. A jet pump jet pipe according to claim 1, characterized in that: the air suction pipe (2) is conical, one end of the air suction pipe (2) is provided with a base (6), and the inside of the base (6) is of a hollow structure and is communicated with the inside of the air suction pipe (2).
4. A jet pump jet pipe according to claim 3, characterized in that: an air inlet (7) is formed in the base (6), and the air inlet (7) can be communicated with a natural gas exploitation pipeline.
5. The jet pump jet pipe according to claim 4, wherein: the three air inlets (7) are arranged, and the three air inlets (7) are uniformly distributed on the side wall of the base (6) in a ring shape.
6. A jet pump jet pipe according to claim 1, characterized in that: the baffle (5) is circular, the diameter of the baffle (5) is smaller than the inner diameter of the mixing pipe (9), and a gap for fluid to pass through is reserved between the baffle (5) and the mixing pipe (9).
7. A jet pump jet pipe according to claim 1, characterized in that: the baffle (5) is provided with a through hole (8) for fluid or gas to pass through, and the through hole (8) is circular.
8. The jet pump jet pipe according to claim 7, wherein: six through holes (8) are arranged, and the six through holes (8) are distributed on the baffle (5) in a ring shape.
9. The jet pump jet pipe according to claim 8, wherein: the through holes (8) are positioned at the edge of the baffle plate (5).
10. A jet pump jet pipe according to claim 1, characterized in that: the hollow structure of the interior of the mixing tube (9) is also spherical, and the diameter of the hollow structure of the interior is larger than that of the throat tube (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321334914.2U CN219994014U (en) | 2023-05-30 | 2023-05-30 | Jet pump is with jet pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321334914.2U CN219994014U (en) | 2023-05-30 | 2023-05-30 | Jet pump is with jet pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219994014U true CN219994014U (en) | 2023-11-10 |
Family
ID=88619401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321334914.2U Active CN219994014U (en) | 2023-05-30 | 2023-05-30 | Jet pump is with jet pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219994014U (en) |
-
2023
- 2023-05-30 CN CN202321334914.2U patent/CN219994014U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |