CN217329417U - A two gas port CNG gas pipeline structures for passenger train - Google Patents
A two gas port CNG gas pipeline structures for passenger train Download PDFInfo
- Publication number
- CN217329417U CN217329417U CN202221043626.7U CN202221043626U CN217329417U CN 217329417 U CN217329417 U CN 217329417U CN 202221043626 U CN202221043626 U CN 202221043626U CN 217329417 U CN217329417 U CN 217329417U
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- China
- Prior art keywords
- gas
- passenger car
- pipeline
- transmission pipeline
- gas transmission
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- Expired - Fee Related
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- 230000005540 biological transmission Effects 0.000 claims abstract description 43
- 238000007789 sealing Methods 0.000 claims abstract description 7
- 238000012544 monitoring process Methods 0.000 claims description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 239000000446 fuel Substances 0.000 abstract description 3
- 238000005299 abrasion Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 85
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 58
- 239000003345 natural gas Substances 0.000 description 29
- 230000007246 mechanism Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 6
- 230000006837 decompression Effects 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 239000003502 gasoline Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000003915 liquefied petroleum gas Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
Landscapes
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model relates to the technical field of passenger car gas pipelines, and discloses a CNG gas pipeline structure with double gas inlets for a passenger car, which comprises a passenger car chassis, a bearing sleeve and a compressed gas cylinder, wherein the front lap joint of the passenger car chassis is connected with the bearing sleeve, the bottom of the passenger car chassis is embedded and connected with the compressed gas cylinder, the top of the compressed gas cylinder is embedded and connected with a gas transmission pipeline, the top end of the gas transmission pipeline is fixedly connected with a buffer bin, the left side of the bottom of the buffer bin is provided with a sealing gasket which can fill the gap between the gas transmission pipeline and the buffer bin to avoid the gas from leaking from the gap, thereby improving the practicability of the device, the inner side protection pad is made of rubber which can protect the gas transmission pipeline to reduce the abrasion degree of the gas transmission pipeline and other components, improving the practicability of the device, the gas transmission pipeline is provided with two groups of four gas pipelines, and can simultaneously transmit gas through the two groups of pipelines, so that the supply of fuel is more sufficient, the power supply of the vehicle is ensured, and the practicability of the device is improved.
Description
Technical Field
The utility model relates to a passenger train gas pipeline technical field specifically is a two gas port CNG gas pipeline structure for passenger train.
Background
The gas-fired automobile is also called as a natural gas automobile and mainly comprises two types, namely a liquefied petroleum gas automobile and a compressed natural gas automobile, wherein the gas-fired automobile mainly takes natural gas as fuel, the emission of CO is reduced by more than 90 percent compared with that of a gasoline automobile, the emission of hydrocarbon is reduced by more than 70 percent, the emission of oxynitride is reduced by more than 35 percent, and the gas-fired automobile is a practical low-emission automobile.
Current car gas pipeline usually with other structure interconnect, and then lead to pipeline itself unable independent dismantlement, the step of its dismantlement is comparatively loaded down with trivial details, greatly increased the required work load of pipeline maintenance, its practicality is relatively poor, current car gas pipeline uses compressed natural gas more simultaneously, the volume of natural gas body is compressed to some extent, and then probably can lead to the natural gas burning insufficient for the combustion efficiency of natural gas descends, the use is comparatively inconvenient.
Therefore, how to design a double-gas-inlet CNG gas pipeline structure for a passenger car becomes a problem to be solved currently.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a two gas port CNG gas pipeline structure for passenger train has solved the step that current car gas pipeline was dismantled comparatively loaded down with trivial details, and current car gas pipeline uses CNG more, probably leads to the insufficient problem of natural gas burning.
(II) technical scheme
In order to achieve the above purpose, the utility model provides a following technical scheme: a CNG gas pipeline structure with double gas inlets for a passenger car comprises a passenger car chassis, a bearing sleeve and a compressed gas cylinder, wherein the front lap joint of the passenger car chassis is connected with the bearing sleeve, the right side of the bearing sleeve is fixedly connected with a fixed connecting rod, the inside of the fixed connecting rod is connected with a threaded hole in a penetrating way, the lap joint of the inner wall of the threaded hole is connected with a limit bolt, the inner wall of the bearing sleeve is tightly attached with an inner side protection pad, the right side of the bearing sleeve is fixedly connected with a reinforcing rod body, the bottom of the passenger car chassis is connected with the compressed gas cylinder in an embedded way, the top of the compressed gas cylinder is connected with a gas transmission pipeline in an embedded way, the outer wall of the bottom of the gas transmission pipeline is connected with an electromagnetic valve in an embedded way, the lap joint of the top of the electromagnetic valve is connected with a flow speed monitoring assembly, the top of the gas transmission pipeline is fixedly connected with a buffer bin, and the middle part of the bottom of the buffer bin is fixedly connected with a pressure meter, the middle part of the top of the buffer bin is connected with a suction pump in an overlapping mode, and the top of the passenger car chassis is connected with a gas interface in an embedded mode.
Preferably, the left side of the bottom of the buffer bin is provided with a sealing gasket, the shape of the sealing gasket is circular, the texture of the sealing gasket is soft, and deformation is easy to occur.
Preferably, the bearing sleeve is provided with four, wherein two of the four bearing sleeves are a group, the middle part of the reinforcing rod body is used as an axis, the two bearing sleeves are symmetrically distributed left and right, the outer wall of the limiting bolt is provided with threads, and the threads can be meshed with the threads on the inner wall of the threaded hole.
Preferably, the number of the gas transmission pipelines is four, two of the four gas transmission pipelines are a group, a long gas transmission pipeline and a short gas transmission pipeline are arranged inside the single group, and the pressure gauge, the flow rate monitoring assembly and the electromagnetic valve are electrically connected.
(III) advantageous effects
The utility model provides a two gas port CNG gas pipeline structures for passenger train possesses following beneficial effect:
(1) the utility model discloses a set up loading and unloading bearing mechanism, settle gas transmission pipeline on the passenger train chassis, make the bearing cover detain the outer wall and the extrusion at gas transmission pipeline again for bearing cover and passenger train chassis are laminated each other, again with the inside of the rotatory screw hole of passing of stop bolt and screw in passenger train chassis, can stabilize spacing through bearing cover and fixed connecting rod to gas transmission pipeline fast, thereby prevent that gas transmission pipeline from droing, and consolidate the stable in structure of the body of rod and fixed connecting rod, can provide better horizontal support.
(2) The utility model discloses a set up buffering relief mechanism, open two solenoid valve door for the natural gas gets into the inside of gas transmission pipeline, and then lets in the inside of surge bin, can make the natural gas cushion the diffusion and reduce atmospheric pressure, makes the natural gas volume grow, and the suction pump that restarts can make the suction pump pass through the gas transmission pipeline and evenly let in the gas interface with the natural gas from two directions, thereby accomplishes the decompression diffusion of gas and carries, makes the more abundant burning of natural gas.
Drawings
Fig. 1 is a schematic structural view of the whole device of the present invention;
FIG. 2 is a schematic structural view of the load bearing mechanism of the present invention;
FIG. 3 is a schematic perspective view of the supporting sleeve of the present invention;
fig. 4 is a schematic structural view of the pressure reducing and buffering mechanism of the present invention.
In the figure: 1. a passenger vehicle chassis; 2. a bearing sleeve; 3. fixing the connecting rod; 4. a threaded hole; 5. a limit bolt; 6. an inner side protection pad; 7. reinforcing the rod body; 8. a compressed gas cylinder; 9. a gas pipeline; 10. an electromagnetic valve; 11. a flow rate monitoring assembly; 12. a buffer bin; 13. a pressure gauge; 14. a suction pump; 15. a gas interface; 16. and a gasket.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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 is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby features defined as "first", "second" may explicitly or implicitly include one or more such features, in the description of the invention "plurality" means two or more unless explicitly and specifically defined otherwise.
As shown in fig. 1-4, the utility model provides a technical solution: a CNG gas pipeline structure with double gas inlets for a passenger car comprises a passenger car chassis 1, a bearing sleeve 2 and a compressed gas cylinder 8, wherein the front lap joint of the passenger car chassis 1 is connected with the bearing sleeve 2, the right side of the bearing sleeve 2 is fixedly connected with a fixed connecting rod 3, the inside of the fixed connecting rod 3 is connected with a threaded hole 4 in a penetrating way, the lap joint of the inner wall of the threaded hole 4 is connected with a limit bolt 5, the inner wall of the bearing sleeve 2 is tightly attached with an inner side protection pad 6, the right side of the bearing sleeve 2 is fixedly connected with a reinforcing rod body 7, the bottom of the passenger car chassis 1 is connected with the compressed gas cylinder 8 in an embedding way, the top of the compressed gas cylinder 8 is connected with a gas transmission pipeline 9, the outer wall of the bottom of the gas transmission pipeline 9 is connected with an electromagnetic valve 10 in an embedding way, the lap joint of the top of the electromagnetic valve 10 is connected with a flow rate monitoring assembly 11, the top of the gas transmission pipeline 9 is fixedly connected with a buffer bin 12, and the middle part of the bottom of the buffer bin 12 is fixedly connected with a pressure gauge 13, the middle part of the top of the buffer bin 12 is connected with a suction pump 14 in an overlapping way, and the top of the passenger car chassis 1 is connected with a gas interface 15 in an embedded way.
Preferably, the bottom left side of surge bin 12 is equipped with sealed 16, the appearance of sealed 16 of filling up is ring shape, its texture is softer, deformation easily takes place, there is the gap in many of present gas pipeline joint mouth, the condition of gaseous leakage takes place easily, through setting up sealed 16 of filling up, when splicing gas pipeline 9, can fill up sealed 16 of filling up in the butt joint department of gas pipeline 9 and surge bin 12, because sealed 16 texture is softer and easily takes place deformation, extrude it through gas pipeline 9 and surge bin 12, make sealed 16 of filling up to the gap between gas pipeline 9 and the surge bin 12, avoid the gas to spill from the gap, the practicality of device has been improved.
Preferably, the bearing sleeve 2 is provided with four, two of the four bearing sleeves are a group, the middle part of the reinforcing rod body 7 is used as an axis and is distributed in bilateral symmetry, the outer wall of the limit bolt 5 is provided with threads, and the threads can be meshed with the threads on the inner wall of the threaded hole 4, the bearing sleeve 2, the fixed connecting rod 3, the threaded hole 4, the limit bolt 5, the inner side protection pad 6 and the reinforcing rod body 7 form a loading and unloading bearing mechanism, the existing automobile gas pipeline is usually connected with other structures, so that the pipeline can not be independently disassembled, the disassembling steps are complicated, the workload required by pipeline maintenance is greatly increased, the practicability is poor, by arranging the loading and unloading bearing mechanism, when the gas pipeline 9 needs to be loaded, the gas pipeline 9 can be firstly arranged on the passenger car chassis 1, then the bearing sleeve 2 is buckled on the outer wall of the gas pipeline 9 and is extruded, so that the bearing sleeve 2 and the passenger car chassis 1 are mutually attached, the inside of rotatory screw hole 4 of passing of stop cock 5 and screw in passenger train chassis 1's inside again, can stabilize spacing gas transmission pipeline 9 fast through bearing sleeve 2 and fixed connecting rod 3, thereby prevent that gas transmission pipeline 9 from droing, and consolidate the stable in structure of the body of rod 7 and fixed connecting rod 3, can provide better horizontal support, then effectively improve gas transmission pipeline 9's horizontal bearing capacity, inboard protection pad 6 is made for rubber simultaneously, it can protect gas transmission pipeline 9, in order to reduce the degree of wear of gas transmission pipeline 9 and other subassemblies, this mechanism can assist the staff to install fast and dismantle the pipeline, its operation process convenient and fast, the practicality of device has been improved.
Preferably, four gas transmission pipelines 9 are arranged, two of the four gas transmission pipelines are a group, two gas transmission pipelines 9 are arranged in one group, one long gas transmission pipeline 9 is arranged, the other short gas transmission pipeline 9 is arranged in the other group, a pressure gauge 13, a flow velocity monitoring assembly 11 and an electromagnetic valve 10 are electrically connected, a buffer decompression mechanism is formed by a compressed gas cylinder 8, the gas transmission pipelines 9, the electromagnetic valve 10, the flow velocity monitoring assembly 11, a buffer bin 12, the pressure gauge 13 and a suction pump 14, the conventional automobile gas pipeline mostly uses compressed natural gas, the volume of a natural gas body is compressed, the natural gas can be insufficiently combusted, the combustion efficiency of the natural gas is reduced, and the use process is inconvenient, the natural gas is enabled to be increased in volume, the suction pump 14 is started, the suction pump 14 can enable the natural gas to be uniformly introduced into the gas interface 15 from two directions through the gas pipeline 9, thereby completing the decompression, diffusion and transmission of the fuel gas, leading the natural gas to be more fully combusted, detecting the flow rate of the natural gas through the flow rate monitoring component 11, the natural gas can be discharged at a lower speed than the pumping speed of the suction pump 14 by controlling the electromagnetic valve 10, the interior of the buffer bin 12 can be always in a negative pressure condition to ensure that the natural gas can be diffused to increase the volume, and meanwhile, two groups of gas transmission pipelines are arranged, namely, the gas transmission can be carried out simultaneously through two groups of pipelines, so that the fuel supply is more sufficient, the power supply of the vehicle is ensured, the mechanism can diffuse natural gas to increase the volume, so that the natural gas can be more fully combusted, and the practicability of the device is improved.
To sum up, the utility model discloses a work flow: firstly, a gas pipeline 9 is arranged on a passenger car chassis 1, then a bearing sleeve 2 is buckled on the outer wall of the gas pipeline 9 and extruded, the bearing sleeve 2 and the passenger car chassis 1 are mutually attached, then a limit bolt 5 is rotated to pass through the inside of a threaded hole 4 and screwed into the inside of the passenger car chassis 1, the gas pipeline 9 can be quickly stabilized and limited through the bearing sleeve 2 and a fixed connecting rod 3, so that the gas pipeline 9 is prevented from falling off, then two electromagnetic valves 10 are opened, natural gas enters the inside of the gas pipeline 9 and then is introduced into the inside of a buffer bin 12, the natural gas can be buffered and diffused and the gas pressure can be reduced, the volume of the natural gas is increased, a suction pump 14 is started, the suction pump 14 can uniformly introduce the natural gas into a gas interface 15 from two directions through the gas pipeline 9, thereby the decompression, diffusion and transportation of the gas is completed, a sealing gasket 16 can fill a gap between the gas pipeline 9 and the buffer bin 12, and the gas is prevented from leaking from the gap.
It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a two gas port CNG gas pipeline structure for passenger train, includes passenger train chassis (1), bearing cover (2) and compressed gas cylinder (8), its characterized in that: the front lap joint of the passenger car chassis (1) is connected with a bearing sleeve (2), the right side of the bearing sleeve (2) is fixedly connected with a fixed connecting rod (3), the inside of the fixed connecting rod (3) is connected with a threaded hole (4) in a penetrating way, the inner wall lap joint of the threaded hole (4) is connected with a limit bolt (5), the inner wall of the bearing sleeve (2) is tightly attached with an inner side protection pad (6), the right side of the bearing sleeve (2) is fixedly connected with a reinforcing rod body (7), the bottom of the passenger car chassis (1) is embedded and connected with a compressed gas cylinder (8), the top of the compressed gas cylinder (8) is embedded and connected with a gas transmission pipeline (9), the outer wall of the bottom of the gas transmission pipeline (9) is connected with an electromagnetic valve (10) in a nested manner, the top lap joint of the electromagnetic valve (10) is connected with a flow speed monitoring component (11), the top of the gas transmission pipeline (9) is fixedly connected with a buffer bin (12), the middle part of the bottom of the buffer bin (12) is fixedly connected with a pressure gauge (13), and the middle part of the top of the buffer bin (12) is connected with a suction pump (14) in an overlapping mode.
2. The CNG gas pipeline structure with double gas filling ports for the passenger car according to claim 1, wherein: the top of the passenger car chassis (1) is connected with a gas interface (15) in an embedded manner.
3. The CNG gas pipeline structure with double gas filling ports for the passenger car according to claim 1, wherein: the left side of the bottom of the buffer bin (12) is provided with a sealing gasket (16), and the shape of the sealing gasket (16) is circular.
4. The CNG gas pipeline structure with double gas filling ports for the passenger car according to claim 1, wherein: the bearing sleeves (2) are four in number, two of the bearing sleeves are a group, the middle part of the reinforcing rod body (7) is used as an axis, and the bearing sleeves are distributed in a bilateral symmetry mode.
5. The CNG gas pipeline structure with double gas filling ports for the passenger car according to claim 1, wherein: the outer wall of the limiting bolt (5) is provided with threads, and the threads can be meshed with the threads on the inner wall of the threaded hole (4).
6. The CNG gas pipeline structure with double gas filling ports for the passenger car according to claim 1, wherein: the number of the gas transmission pipelines (9) is four, two of the gas transmission pipelines are a group, and the inside of the single group is provided with a long gas transmission pipeline and a short gas transmission pipeline (9).
7. The CNG gas pipeline structure with double gas filling ports for the passenger car according to claim 1, wherein: the pressure gauge (13), the flow rate monitoring assembly (11) and the electromagnetic valve (10) are electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221043626.7U CN217329417U (en) | 2022-05-05 | 2022-05-05 | A two gas port CNG gas pipeline structures for passenger train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221043626.7U CN217329417U (en) | 2022-05-05 | 2022-05-05 | A two gas port CNG gas pipeline structures for passenger train |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217329417U true CN217329417U (en) | 2022-08-30 |
Family
ID=82949945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221043626.7U Expired - Fee Related CN217329417U (en) | 2022-05-05 | 2022-05-05 | A two gas port CNG gas pipeline structures for passenger train |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217329417U (en) |
-
2022
- 2022-05-05 CN CN202221043626.7U patent/CN217329417U/en not_active Expired - Fee Related
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220830 |
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| CF01 | Termination of patent right due to non-payment of annual fee |