CN212903402U - Device for supplying heat to flowmeter screen by utilizing gas pressure energy in cold area - Google Patents
Device for supplying heat to flowmeter screen by utilizing gas pressure energy in cold area Download PDFInfo
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- CN212903402U CN212903402U CN202021670682.4U CN202021670682U CN212903402U CN 212903402 U CN212903402 U CN 212903402U CN 202021670682 U CN202021670682 U CN 202021670682U CN 212903402 U CN212903402 U CN 212903402U
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- flowmeter
- pipeline
- gas pipeline
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Abstract
A device for supplying heat to a flowmeter screen by utilizing gas pressure energy in a cold area comprises a cold air pipeline, a flowmeter screen, a downstream pipeline, a hot air pipeline, a vortex tube, an adjusting valve, a heat dissipation coil, a flowmeter, an incubator and a natural gas pipeline, wherein the heat dissipation coil is sleeved outside the flowmeter screen, the heat dissipation coil and the flowmeter are arranged in the incubator, the heat dissipation coil is connected to the hot air pipeline, the flowmeter is connected to the natural gas pipeline, a branch is connected with the upstream natural gas pipeline of the flowmeter and is connected with a regulating valve, then the branch is connected with the hot gas pipeline at the upstream of the radiating coil through a vortex tube, the upstream hot gas pipeline of the vortex tube is provided with a regulating valve, the other end of the regulating valve is connected with a cold gas pipeline, the downstream of the cold gas pipeline and the downstream of the hot gas pipeline are connected with a downstream pipeline, and a flow meter screen is connected with a flow meter.
Description
Technical Field
The utility model relates to a device that cold area utilized gas pressure energy to supply flowmeter screen companion heat belongs to oil and gas technical field.
Background
When the construction is matched with the construction site, the situation that the screen of the on-site flowmeter cannot be normally displayed sometimes due to low air temperature is found, and certain influence is caused on-site parameter reading. On site, the mode of lining heat preservation cotton in the stainless steel box body is adopted for heat preservation, but the effect is not obvious. And no heat supply source is provided, and the temperature requirement of a display screen of the flowmeter cannot be met if the heat is simply preserved.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects and shortcomings, the utility model provides a device for supplying heat to a flowmeter screen by utilizing gas pressure energy in cold areas.
The utility model discloses a solve the technical scheme that technical problem adopted as follows:
a device for supplying heat to a flowmeter screen by utilizing gas pressure energy in a cold area comprises a cold air pipeline, a flowmeter screen, a downstream pipeline, a hot air pipeline, a vortex tube, an adjusting valve, a heat dissipation coil, a flowmeter, an incubator and a natural gas pipeline, wherein the heat dissipation coil is sleeved outside the flowmeter screen, the heat dissipation coil and the flowmeter are arranged in the incubator, the heat dissipation coil is connected to the hot air pipeline, the flowmeter is connected to the natural gas pipeline, a branch is connected with the upstream natural gas pipeline of the flowmeter and is connected with a regulating valve, then the branch is connected with the hot gas pipeline at the upstream of the radiating coil through a vortex tube, the upstream hot gas pipeline of the vortex tube is provided with a regulating valve, the other end of the regulating valve is connected with a cold gas pipeline, the downstream of the cold gas pipeline and the downstream of the hot gas pipeline are connected with a downstream pipeline, and a flow meter screen is connected with a flow meter.
The utility model discloses the beneficial effect who reaches is: the pressurized natural gas is obtained from the natural gas pipeline, and the amount of the pressurized natural gas can be obtained by controlling the regulating valve at the regulating inlet. The heat dissipation device is divided into two paths of other paths after passing through the vortex tube, wherein one path is provided with a cold air pipeline and directly returns to a downstream natural gas pipeline, the other path is a hot air pipeline, the hot air pipeline is introduced into the heat preservation box of the flowmeter and is cooled into the heat preservation box through the cooling coil, and the hot air pipeline returns to the downstream natural gas pipeline after the heat dissipation is finished. The flow and the temperature of the pressurized natural gas entering the hot gas pipeline can be adjusted by adjusting the opening of the adjusting valve on the cold gas pipeline, so that the temperature in the heat insulation box can be controlled.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a simple structure diagram of the present invention.
In the figure: 1. a cold air duct; 2. a flow meter screen; 3. a downstream conduit; 4. a hot gas line; 5. a vortex tube; 6. adjusting a valve; 7. a heat-dissipating coil pipe; 8. a flow meter; 9. a heat preservation box; 10. A natural gas pipeline.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
Example 1
As shown in figure 1, a device for supplying heat to a flowmeter screen by utilizing gas pressure energy in a cold area comprises a cold air pipeline 1, a flowmeter screen 2, a downstream pipeline 3, a hot air pipeline 4, a vortex tube 5, an adjusting valve 6, a heat dissipation coil 7, a flowmeter 8, a heat insulation box 9 and a natural gas pipeline 10, wherein the heat dissipation coil 7 is sleeved outside the flowmeter screen 2, the heat dissipation coil 7 and the flowmeter 8 are arranged in the heat insulation box 9, the heat dissipation coil 7 is connected to the hot air pipeline 4, the flowmeter 8 is connected to the natural gas pipeline 10, a branch is connected to the upstream natural gas pipeline 10 of the flowmeter 8 and is connected with the adjusting valve 6, then the branch is connected with the hot air pipeline 4 at the upstream of the heat dissipation coil 7 through the vortex tube 5, the adjusting valve 6 is arranged on the upstream hot air pipeline 4 of the vortex tube 5, and the other end of the, downstream of the cold gas duct 1 and the hot gas duct 4 are connected together to a downstream duct 3, a flow meter screen 2 and a flow meter 8 being connected in succession.
The vortex tube is an energy separator with simple structure, and is composed of nozzle, vortex chamber, separating orifice plate and cold-hot two-end tube. In operation, the compressed gas expands in the nozzle and then enters the vortex tube at a high velocity in a tangential direction. When the airflow rotates at high speed in the vortex tube, the airflow is separated into two parts of airflow with unequal temperatures after vortex conversion, the temperature of the airflow at the central part is low, and the temperature of the airflow at the outer part is high.
The specific principle of the utility model is that: the pressurized natural gas is obtained from the natural gas pipeline, and the amount of the pressurized natural gas can be obtained by controlling the regulating valve at the regulating inlet. The heat dissipation device is divided into two paths of other paths after passing through the vortex tube, wherein one path is provided with a cold air pipeline and directly returns to a downstream natural gas pipeline, the other path is a hot air pipeline, the hot air pipeline is introduced into the heat preservation box of the flowmeter and is cooled into the heat preservation box through the cooling coil, and the hot air pipeline returns to the downstream natural gas pipeline after the heat dissipation is finished. The flow and the temperature of the pressurized natural gas entering the hot gas pipeline can be adjusted by adjusting the opening of the adjusting valve on the cold gas pipeline, so that the temperature in the heat insulation box can be controlled.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (1)
1. A device for supplying heat to a flowmeter screen by utilizing gas pressure energy in a cold area comprises a cold air pipeline, a flowmeter screen, a downstream pipeline, a hot air pipeline, a vortex tube, an adjusting valve, a heat dissipation coil, a flowmeter, a heat preservation box and a natural gas pipeline, it is characterized in that the heat dissipation coil is sleeved outside the flowmeter screen, the heat dissipation coil and the flowmeter are arranged in the heat preservation box, the heat dissipation coil is connected to a hot gas pipeline, the flowmeter is connected to a natural gas pipeline, a branch is connected with the upstream natural gas pipeline of the flowmeter and is connected with a regulating valve, then the branch is connected with the hot gas pipeline at the upstream of the radiating coil through a vortex tube, the upstream hot gas pipeline of the vortex tube is provided with a regulating valve, the other end of the regulating valve is connected with a cold gas pipeline, the downstream of the cold gas pipeline and the downstream of the hot gas pipeline are connected with a downstream pipeline, and a flow meter screen is connected with a flow meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021670682.4U CN212903402U (en) | 2020-08-12 | 2020-08-12 | Device for supplying heat to flowmeter screen by utilizing gas pressure energy in cold area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021670682.4U CN212903402U (en) | 2020-08-12 | 2020-08-12 | Device for supplying heat to flowmeter screen by utilizing gas pressure energy in cold area |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212903402U true CN212903402U (en) | 2021-04-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021670682.4U Active CN212903402U (en) | 2020-08-12 | 2020-08-12 | Device for supplying heat to flowmeter screen by utilizing gas pressure energy in cold area |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212903402U (en) |
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2020
- 2020-08-12 CN CN202021670682.4U patent/CN212903402U/en active Active
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