CN206530450U - Built-in natural gas line differential pressure generating device - Google Patents
Built-in natural gas line differential pressure generating device Download PDFInfo
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- CN206530450U CN206530450U CN201720196353.2U CN201720196353U CN206530450U CN 206530450 U CN206530450 U CN 206530450U CN 201720196353 U CN201720196353 U CN 201720196353U CN 206530450 U CN206530450 U CN 206530450U
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Abstract
The utility model provides a kind of built-in natural gas line differential pressure generating device, including body, impeller, rotating shaft, generator, in addition to generator protection set；Wherein, body is connected with natural gas line, and length direction of the rotating shaft along body is arranged in body, and impeller is fixed in rotating shaft close to one end of the entrance of body, drive axis of rotation；Generator is arranged in body, and is connected by connector and the other end of rotating shaft, and generator protection set forms sealing space installed in the outside of generator, and with generator.Utilize built-in natural gas line differential pressure generating device of the present utility model, isolating for generator and natural gas can be realized, so as to avoid the leakage of natural gas, ensure the safe and reliable of natural gas pressure difference power generation process, in addition, the utilization rate of natural gas energy resource can be significantly increased by fully recycling the pressure energy discharged during natural gas depressurization in the TRT.
Description
Technical field
The utility model relates to the use of the field of new energy technologies of natural gas pressure difference generating, more specifically, is related to one kind
Built-in natural gas line differential pressure generating device.
Background technology
China's natural gas resource verifies recoverable reserves up to 4.5 tcms, is mainly distributed on northwest, southwest and the southeast
Deng remote districts, and natural gas well station is generally off-site from the natural gas well exploitation bar of cities and towns, particularly northwest and northeast remote districts
Part is more arduous, again long in time algid stage in winter, and more notably scene lacks electric power, and field personnel's living condition is extremely
Badly, cost is too high if laying wire, is the exploitation increase difficulty of natural gas resource.
Utility model content
In view of the above problems, the purpose of this utility model is to provide a kind of built-in natural gas line differential pressure generating device,
It can apply and the energy that natural gas loses in pressure reduction is converted into electric energy in natural gas well head or collection transmission pipe network, from
And improve energy utilization rate and economy.
The built-in natural gas line differential pressure generating device that the utility model is provided, including body, impeller, rotating shaft, generating
Machine, in addition to generator protection set；Wherein, body is connected with natural gas line, and length direction of the rotating shaft along body is arranged on pipe
In vivo, impeller is fixed in rotating shaft close to one end of the entrance of body, drive axis of rotation；Generator is arranged in body, and
Connected by connector and the other end of rotating shaft, generator protection set forms close installed in the outside of generator with generator
Seal space.
Furthermore it is preferred that structure be, built-in natural gas line differential pressure generating device also include first flange disk and machinery
Sealing, first flange disk is arranged in body, and is connected with body, and generator, generator protection set are static with mechanical seal
Ring is installed on first flange disk, and generator protection set, the stationary ring of mechanical seal connect with first flange disk static seal respectively
Connect；The rotating ring of mechanical seal is arranged in rotating shaft, is connected with rotating shaft static seal.
Additionally, it is preferred that structure be that built-in natural gas line differential pressure generating device further comprises second flange disk, turn
Axle is arranged on second flange disk by bearing cup, and second flange disk is connected with the body.
Furthermore, structure preferably is that connector is spline.
Additionally, it is preferred that structure be to be covered in generator and generator protection and protection gas has been filled with the sealing space to be formed
Body.
Furthermore it is preferred that structure be, generator protection set in pressure sensor is installed.
Additionally, it is preferred that structure be that height-adjustable support base is installed in the bottom of the body.
Using above-mentioned according to built-in natural gas line differential pressure generating device of the present utility model, impeller and generator are pacified
In natural gas line, generator protection set, ring flange and mechanical seal form a sealed space, realize generator and
The isolation of natural gas, so as to avoid the leakage of natural gas, it is ensured that natural gas pressure difference power generation process it is safe and reliable, in addition, should
Natural gas energy can be significantly increased by fully recycling the pressure energy discharged during natural gas depressurization in TRT
The utilization rate in source.
Brief description of the drawings
By reference to the explanation below in conjunction with accompanying drawing, and with being more fully understood to of the present utility model, this practicality is new
The other purposes and result of type will be more apparent and should be readily appreciated that.In the accompanying drawings：
Fig. 1 is the structural representation of the built-in natural gas line differential pressure generating device according to the utility model embodiment.
Reference therein is：Body 1, impeller 2, rotating shaft 3, bearing cup 4, stationary ring 5, rotating ring 6, generator protection
Set 7, generator 8, first flange disk 9, second flange disk 10, support base 11.
Embodiment
Specific embodiment of the utility model is described in detail below with reference to accompanying drawing.
Fig. 1 shows the overall knot of the built-in natural gas line differential pressure generating device according to the utility model embodiment
Structure.
As shown in figure 1, the built-in natural gas line differential pressure generating device that the utility model is provided, including：Body 1, leaf
Wheel 2, rotating shaft 3, bearing cup 4, mechanical seal, generator protection set 7, generator 8, first flange disk 9, second flange disk 10 and branch
Support base 11；Impeller 2, rotating shaft 3, bearing cup 4, mechanical seal, generator protection set 7, generator 8, first flange disk 9, second
Ring flange 10 and support base 11 are arranged in body 1, and body 1 is connected with natural gas line, that is to say, that the utility model
The built-in natural gas line differential pressure generating device provided is arranged in natural gas line, and the natural gas line is high-pressure natural gas
Swelling pipeline between pipeline and low pressure natural gas pipeline, the entrance of body 1 corresponds to High-pressure Gas Pipeline, and body 1 goes out
Mouth corresponds to low pressure natural gas pipeline, and the flow direction of natural gas is from High-pressure Gas Pipeline to low pressure natural gas pipeline.
Rotating shaft 3 is arranged on second flange disk 10 by bearing cup 4, and second flange disk 10 is arranged in body 1 close to pipe
The position of the entrance of body 1, the outer rim of second flange disk 10 is connected with body 1, and second flange disk 10 plays the work of fixed rotating shaft 3
With length direction of the rotating shaft 3 along body 1 is arranged in body 1.
Impeller 2 is fixed in rotating shaft 3 is located at second flange disk 10 towards body close to one end of the entrance of body 1, i.e. impeller 2
The side of 1 entrance, impeller 2 is used to drive rotating shaft 3 to rotate, when the entrance of body 1 fashionable, the pressure-driven of natural gas that has natural gas to enter
Impeller 2 is rotated, and impeller 2 drives rotating shaft 2 to rotate.
Generator 8 is arranged in body 1 by first flange disk 9, specifically, and generator 8 is arranged on first flange disk 9
Back to the one side of second flange disk 10, and the outer rim of first flange disk 9 is connected with body 1, and generator 8 passes through connector (figure
It is not shown) it is connected with the other end of rotating shaft 3, connector is spline.The main axis of generator 8 is driven by the rotation of rotating shaft 3,
Convert mechanical energy into electric energy.
Generator protection set 7, which is one, has the cavity of an opening, and generator protection set 7 is arranged after generator 8, is open
Place is fixed on first flange disk 9, and generator protection set 7 is connected with the static seal of first flange disk 9, and generator protection set 7 is played
The effect of sealed electric generator 8.
Mechanical seal is used to seal generator 8 with the position that rotating shaft 3 is contacted.Specifically, mechanical seal is static
Ring 5 is arranged on the one side towards second flange disk 10 on first flange disk 9, and stationary ring 5 is connected with the static seal of first flange disk 9,
The rotating ring 6 of mechanical seal is arranged in rotating shaft 3, and rotating ring 6 is connected with the static seal of rotating shaft 3.
Generator 8 is converted mechanical energy into transmit electric energy to built-in natural gas line pressure difference by wire after electric energy and sent out
The outside of electric installation, the position that wire is corresponded on generator protection set offers line outlet, and wire is through line outlet with managing
The outside of built-in natural gas line differential pressure generating device is connected to after body 1, the part that wire is contacted with line outlet needs quiet close
Envelope processing, for example, realize the sealing of wire and line outlet by way of gluing.
The utility model makes generator protection cover 7 and hair by generator protection set 7, first flange disk 9 and mechanical seal
A sealing space is formed between motor 8, engine 8 is wrapped in sealing space, the leakage of natural gas can be effectively prevented.
In an embodiment of the present utility model, by generator protection cover 7 air inlet to generator 8 with
Protective gas is filled with the sealing space that generator protection set 7 is formed, protective gas is the inert gases such as nitrogen, argon gas.
The air inlet of generator protection set 7 is unidirectional valve, can only air inlet be unable to outlet, so as to form sealing, keep away
Exempt to reveal natural gas.
In a preferred embodiment of the present utility model, pressure sensor (figure is installed in generator protection set 7
It is not shown), the pressure that generator 8 covers the protective gas in 7 sealing spaces formed with generator protection is filled with for monitoring, is made
The pressure of protective gas is slightly larger than the pressure of natural gas in natural gas line, to be protected to generator 8, it is to avoid natural gas enters
The inside for entering generator 8 causes damage to generator 8.
In another preferred embodiment of the present utility model, height-adjustable branch is installed in the bottom of body 1
Base 11 is supportted, support base 11 plays a part of the whole built-in natural gas line differential pressure generating device of support, by supporting bottom
The height of seat 11 adjusts the whole height of built-in natural gas line differential pressure generating device.
The structure of the built-in natural gas line differential pressure generating device of the utility model offer is described in detail in the above,
The operation principle of built-in natural gas line differential pressure generating device is：
Natural gas enters body 1 from the entrance of body 1, and the pressure energy of natural gas is converted into the machine of own rotation by impeller 2
Tool and can drive rotating shaft 3 to rotate, and rotating shaft 3 drives the main axis of generator 8, and mechanical energy is converted into electric energy by generator 8, then
The outside of built-in natural gas line differential pressure generating device is transferred electrical energy into by wire to be handled and distributed, so as to realize day
The recycling of right atmospheric pressure energy.
It is described above, embodiment only of the present utility model, but protection domain of the present utility model do not limit to
In this, any one skilled in the art can readily occur in change in the technical scope that the utility model is disclosed
Or replace, it should all cover within protection domain of the present utility model.Therefore, protection domain of the present utility model should be described with power
The protection domain that profit is required is defined.
Claims (7)
1. a kind of built-in natural gas line differential pressure generating device, including body, impeller, rotating shaft, generator, it is characterised in that
Also include generator protection set；Wherein,
The body is connected with natural gas line, and length direction of the rotating shaft along the body is arranged in the body, institute
Impeller is stated to be fixed in the rotating shaft close to one end of the entrance of the body, the drive axis of rotation；
The generator is arranged in the body, and is connected by connector with the other end of the rotating shaft, the generator
Protective case is arranged on the outside of the generator, and forms sealing space with the generator.
2. built-in natural gas line differential pressure generating device as claimed in claim 1, it is characterised in that also including first flange
Disk and mechanical seal, the first flange disk are arranged in the body, and are connected with the body, the generator, described
Generator protection is covered and the stationary ring of the mechanical seal is installed on the first flange disk, the generator protection set,
The stationary ring is connected with the first flange disk static seal respectively；The rotating ring of the mechanical seal is arranged on the rotating shaft
On, it is connected with the rotating shaft static seal.
3. built-in natural gas line differential pressure generating device as claimed in claim 1 or 2, it is characterised in that further comprise
Second flange disk, the rotating shaft is arranged on the second flange disk by bearing cup, the second flange disk and the body
It is connected.
4. built-in natural gas line differential pressure generating device as claimed in claim 3, it is characterised in that the connector is flower
Key.
5. built-in natural gas line differential pressure generating device as claimed in claim 1, it is characterised in that the generator with
The generator protection, which covers, has been filled with protective gas in the sealing space to be formed.
6. built-in natural gas line differential pressure generating device as claimed in claim 5, it is characterised in that protected in the generator
Pressure sensor is installed in sheath.
7. built-in natural gas line differential pressure generating device as claimed in claim 1, it is characterised in that under the body
Side is provided with height-adjustable support base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720196353.2U CN206530450U (en) | 2017-03-02 | 2017-03-02 | Built-in natural gas line differential pressure generating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720196353.2U CN206530450U (en) | 2017-03-02 | 2017-03-02 | Built-in natural gas line differential pressure generating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206530450U true CN206530450U (en) | 2017-09-29 |
Family
ID=59918579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720196353.2U Active CN206530450U (en) | 2017-03-02 | 2017-03-02 | Built-in natural gas line differential pressure generating device |
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| CN (1) | CN206530450U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109780206A (en) * | 2019-01-15 | 2019-05-21 | 广东众通利华能源科技有限公司 | A kind of simple connecting shaft protective device for small miniature pressure energy of natural gas power generation |
| CN109882258A (en) * | 2019-03-15 | 2019-06-14 | 华南理工大学 | A kind of device for the output of high pressure gas pipeline built-in power generation electric power |
| CN112963208A (en) * | 2021-02-23 | 2021-06-15 | 重庆科技学院 | Multifunctional natural gas excess pressure power generation device and method |
| CN114046188A (en) * | 2021-12-01 | 2022-02-15 | 重庆科技学院 | Closed natural gas pipeline power generation and filtration device |
| CN114165293A (en) * | 2021-12-06 | 2022-03-11 | 重庆科技学院 | Closed double-rotor natural gas pipeline power generation device |
| CN114183215A (en) * | 2021-11-05 | 2022-03-15 | 东风汽车集团股份有限公司 | Differential pressure power generation device and fuel cell vehicle |
| CN114382433A (en) * | 2022-01-26 | 2022-04-22 | 陈跃 | Natural gas wellhead integrated device and system based on depressurization, dehydration and power generation |
| CN109780206B (en) * | 2019-01-15 | 2024-07-09 | 佛山市寰晟通新能源科技有限公司 | Simple connecting shaft protection device for small and miniature natural gas pressure energy power generation |
-
2017
- 2017-03-02 CN CN201720196353.2U patent/CN206530450U/en active Active
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109780206A (en) * | 2019-01-15 | 2019-05-21 | 广东众通利华能源科技有限公司 | A kind of simple connecting shaft protective device for small miniature pressure energy of natural gas power generation |
| CN109780206B (en) * | 2019-01-15 | 2024-07-09 | 佛山市寰晟通新能源科技有限公司 | Simple connecting shaft protection device for small and miniature natural gas pressure energy power generation |
| CN109882258A (en) * | 2019-03-15 | 2019-06-14 | 华南理工大学 | A kind of device for the output of high pressure gas pipeline built-in power generation electric power |
| CN109882258B (en) * | 2019-03-15 | 2024-05-28 | 华南理工大学 | Device for outputting power generated by high-pressure natural gas pipeline |
| CN112963208A (en) * | 2021-02-23 | 2021-06-15 | 重庆科技学院 | Multifunctional natural gas excess pressure power generation device and method |
| CN112963208B (en) * | 2021-02-23 | 2022-11-01 | 重庆科技学院 | Multifunctional natural gas excess pressure power generation device and method |
| CN114183215A (en) * | 2021-11-05 | 2022-03-15 | 东风汽车集团股份有限公司 | Differential pressure power generation device and fuel cell vehicle |
| CN114046188A (en) * | 2021-12-01 | 2022-02-15 | 重庆科技学院 | Closed natural gas pipeline power generation and filtration device |
| CN114165293A (en) * | 2021-12-06 | 2022-03-11 | 重庆科技学院 | Closed double-rotor natural gas pipeline power generation device |
| CN114165293B (en) * | 2021-12-06 | 2023-05-16 | 重庆科技学院 | Closed birotor natural gas pipeline power generation device |
| CN114382433A (en) * | 2022-01-26 | 2022-04-22 | 陈跃 | Natural gas wellhead integrated device and system based on depressurization, dehydration and power generation |
| CN114382433B (en) * | 2022-01-26 | 2023-09-15 | 陈跃 | Natural gas wellhead integrated device based on depressurization, dehydration and power generation |
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