CN210860628U - Carbon fiber wound compressed natural gas bottle type container and bottle type container group - Google Patents
Carbon fiber wound compressed natural gas bottle type container and bottle type container group Download PDFInfo
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- CN210860628U CN210860628U CN201921363777.9U CN201921363777U CN210860628U CN 210860628 U CN210860628 U CN 210860628U CN 201921363777 U CN201921363777 U CN 201921363777U CN 210860628 U CN210860628 U CN 210860628U
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Abstract
The utility model discloses a carbon fiber winding's compressed natural gas bottle formula container and bottle formula container group, compressed natural gas bottle formula container includes: the metal lining bottle is provided with a left bottle bottom, a bottle body extending in the left-right direction and a right bottle bottom which are integrally arranged; the left bottle bottom is provided with a left stop valve connecting port, and the right bottle bottom is provided with a right stop valve connecting port; and the carbon fiber winding layer is arranged on the outer surface of the bottle body. The utility model discloses can increase the compressive strength of CNG bottle formula container, reduce the quality of CNG bottle formula container, reduce the cost of transportation.
Description
Technical Field
The utility model relates to a heavy truck's CNG device apparatus, specifically speaking relates to a carbon fiber winding CNG bottle formula container and bottle formula container group.
Background
In order to improve the atmospheric environment, the trend of burning natural gas by automobiles is developed, so that the demand of natural gas cylinders is gradually increased, and meanwhile, the technical performance and quality requirements of the natural gas cylinders are sublimed. At present, heavy trucks on the market are equipped with Liquefied Natural Gas (LNG) cylinders, which play a positive role in improving vehicle emission conditions and reducing transportation costs, but objectively store Natural Gas in a Liquefied manner, and still have the following four disadvantages: the liquefied natural Gas is continuously gasified under the influence of the environment, and BOG (Boil-Off Gas, BOG for short) Gas generated by gasification is volatilized and discharged to pollute the environment, so that weather resources are wasted; secondly, the gasification emission is more serious during the stop of the vehicle, so that the gas in the bottle is often exhausted to influence the running of the vehicle, and even fire safety accidents are caused; thirdly, the capacity of the liquefied natural gas cylinder assembled on the heavy truck is about 950 liters at most, the mass of the cylinder is about 1000 kilograms, the vehicle transportation loading efficiency is influenced, the transportation cost is increased, and the weight of the gas cylinder is reduced at will. And fourthly, the market fluctuation of the liquid natural gas resource and the price is greatly influenced by factors such as seasons, weather, supply channels and the like.
Therefore, compared with the liquefied natural gas cylinder, the cylinder container for storing the compressed natural gas is provided at present and is assembled on a heavy truck, and besides the defect of easy gasification of the liquefied natural gas and improvement of assembly conditions, the cylinder container also has the following three advantages: the compressed natural gas supply source is stable, the compressed natural gas supply channel is mainly supplied by a natural gas pipeline network parent station, is not influenced by factors such as weather and seasons, and is stable; the price of the compressed natural gas is stable and lower than that of the liquefied natural gas, so that the transportation cost is favorably reduced and stabilized; thirdly, the gas station has a plurality of network points and is convenient for filling gas for the automobile.
However, because the existing bottle-type container for storing compressed natural gas needs higher pressure, the bottle body can be made thicker, the bottle has higher mass, the vehicle transportation loading efficiency is affected, the transportation cost is increased, and the weight reduction of the gas bottle is still urgent.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a carbon fiber winding CNG bottle formula container and bottle formula container group can increase the compressive strength of CNG bottle formula container, reduces the quality of CNG bottle formula container, reduces the cost of transportation.
In order to achieve the above object, the utility model provides a carbon fiber winding compressed natural gas bottle formula container, include:
the metal lining bottle is provided with a left bottle bottom, a bottle body extending in the left-right direction and a right bottle bottom which are integrally arranged; the left bottle bottom is provided with a left stop valve connecting port, and the right bottle bottom is provided with a right stop valve connecting port;
and the carbon fiber winding layer is arranged on the outer surface of the bottle body.
Preferably, in the compressed natural gas bottle container, the carbon fiber winding layer is a carbon fiber shell which is cured by heat with resin and then is fixedly adhered to the outer surface.
Preferably, in the compressed natural gas bottle container, the bottle body is a horizontal cylinder;
the left bottle bottom is hemispherical with an opening facing to the right;
the right bottle bottom is a hemisphere with an opening facing left.
In order to better realize the utility model discloses an object, the utility model discloses still provide a bottle formula container group that has foretell compressed natural gas bottle formula container, include:
the gas cylinder is provided with a metal bracket and is arranged on the lorry;
and at least 2 compressed natural gas cylinder type containers are arranged on the gas cylinder mounting metal bracket.
Preferably, in the bottle container group, the compressed natural gas bottle container is sleeved with a collision-prevention soft cushion, and the collision-prevention soft cushion is sleeved with a steel tensioning belt.
Preferably, in the bottle container set described above,
the gas cylinder mounting metal bracket is arranged behind a cab of the lorry;
the at least 2 compressed natural gas bottle-type containers are upper-layer compressed natural gas bottle-type containers and lower-layer compressed natural gas bottle-type containers;
the upper layer compressed natural gas bottle type container is arranged above the lower layer compressed natural gas bottle type container;
the left stop valve connecting port of the upper layer compressed natural gas bottle type container is connected with the left stop valve of the lower layer compressed natural gas bottle type container through a serial pipeline;
and a stop ball valve is arranged on the serial pipeline.
Preferably, in the bottle container group, the left side stop valve of the lower compressed natural gas bottle container is connected to the engine of the truck through a gas supply line.
Preferably, in the bottle container set, the air supply connecting line is sequentially provided with an air passage tee, a high-pressure filter, an electromagnetic valve, a pressure reducing valve and a heat exchanger.
Preferably, in the bottle container group, an upper mounting bracket is arranged at the right bottle bottom of the upper compressed natural gas bottle container, and an upper natural gas filling device and an upper pressure display are arranged on the upper mounting bracket;
a lower layer mounting bracket is arranged at the right bottle bottom of the lower layer compressed natural gas bottle type container, and a lower layer natural gas filling device and a lower layer pressure display are arranged on the lower layer mounting bracket;
preferably, in the cylinder container group, the gas cylinder mounting metal brackets are arranged on two sides of a cargo box of the truck;
the at least 2 compressed natural gas bottle-type containers are a left compressed natural gas bottle-type container and a right compressed natural gas bottle-type container;
and the left stop valve of the left compressed natural gas bottle type container is connected with an engine of the truck through an air supply connecting pipeline.
Adopt the utility model discloses, can make the compressive strength of bottle formula container promote, the quality alleviates, the volume increases to safe and reliable has effectively improved the fuel container configuration of burning natural gas heavy truck.
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.
Drawings
FIG. 1 is a schematic sectional view of a compressed natural gas bottle container according to an embodiment of the present invention;
FIG. 2 is a schematic view of the left side assembly of the compressed natural gas cylinder container of the embodiment of the present invention on a heavy truck tractor;
FIG. 3 is a right side assembly view of the compressed natural gas cylinder container of the embodiment of the present invention on a heavy truck tractor;
fig. 4 is a schematic view of a left-side hung carbon fiber wound compressed natural gas cylinder type container of a heavy-duty truck van according to an embodiment of the present invention;
fig. 5 is a schematic view of the compressed natural gas cylinder container wrapped with carbon fiber hung on the right side of the heavy-duty truck van according to the embodiment of the present invention.
Wherein the reference numerals are as follows:
the utility model discloses in:
metal lined bottle 101
Carbon fiber winding layer 102
Left side stop valve connection port 103
Right side stop valve connection port 104
Top-laminated compressed natural gas bottle type container 21
Lower layer compressed natural gas bottle type container 22
Left side compressed natural gas bottle type container 23
Right side compressed natural gas bottle type container 24
Gas cylinder mounting metal bracket 202
Bump-proof soft cushion 204
Stop ball valve 210
Gas path tee joint 211
Solenoid valve 213
Gas supply connecting line 216
Upper natural gas filling device 317
Upper mounting bracket 319
Lower natural gas filling device 327
Lower layer mounting bracket 329
Detailed Description
The following detailed description of the embodiments of the present invention will be provided in conjunction with the accompanying drawings and specific embodiments for further understanding the objects, aspects and functions of the present invention, but not for limiting the scope of the appended claims.
Fig. 1 is the utility model discloses compressed natural gas bottle formula container's structure section sketch map, as shown in fig. 1, the utility model discloses a carbon fiber winding compressed natural gas bottle formula container, include:
a metal inner bottle 101 having a left bottle bottom, a right bottle body and a right bottle bottom which are integrally formed; the left bottle bottom is provided with a left stop valve connecting port 103, and the right bottle bottom is provided with a right stop valve connecting port 104;
and the carbon fiber winding layer 102 is arranged on the outer surface of the bottle body.
It can be seen that, in the embodiment of the present invention, the technology for manufacturing the compressed natural gas cylinder type container wound by carbon fibers is adopted, and the excellent performances of high strength (tensile strength is generally above 3500MPa, which is 7-9 times of steel), high modulus (tensile elastic modulus is above 230GPa and also higher than steel), high temperature resistance, friction resistance, fatigue resistance, creep resistance, corrosion resistance (insoluble and non-swelling in organic solvent, acid and alkali), etc. of the carbon fibers are fully utilized. Therefore, the embodiment of the utility model provides a through setting up carbon fiber winding layer to increased the compressive strength of compressed natural gas bottle formula container, can reduce the quality of bottle formula container under the same bearing pressure, thereby reduced the cost of transportation.
The utility model discloses in, carbon fiber winding's compressed natural gas bottle formula container adopts the metal material that plastic property is good to be metal inner liner bottle (also known as inside lining or inner bag) to carry out intensity calculation with the biggest positive standard of meeting an emergency in the intensity theory, the inside lining wall thickness is thinner the better, thinner the lighter, lighter the vehicle configuration that is favorable to more is used. The inner lining is not unstable when the pressure of the bottle type container is relieved. The inner lining and the carbon fiber winding layer (carbon fiber shell) should have enough bonding strength and reasonable winding thickness, so the carbon fiber winding layer should be formed by resin thermosetting after being wound. Therefore, in an embodiment of the present invention, the carbon fiber winding layer is a carbon fiber shell that is fixed to the outer surface after being cured by heat of resin.
The utility model discloses a carbon fiber winding's each technical performance index of bottle formula container all is superior to glass fiber winding gas cylinder, so carbon fiber winding's compressed natural gas bottle formula container replaces current liquefied natural gas cylinder, replaces glass fiber winding little gas cylinder group and is the necessity of new material, new technology development.
Referring to fig. 1, in one embodiment of the present invention, the bottle body 101 of the metal lined bottle is in a horizontal cylindrical shape;
the left bottle bottom is hemispherical with an opening facing to the right;
the right bottle bottom is a hemisphere with an opening facing left.
The utility model discloses in, the manufacturing process of metal inner bottle is: firstly, a metal lining bottle (liner) is a metal seamless tube and is formed by hot processing through a spinning machine; secondly, stress is eliminated by adopting a heat treatment production process, and internal threads with two ends connected and provided with the natural gas stop valve are turned by adopting a special machine tool; thirdly, after hot processing and cold processing of the inner container and testing of various technical indexes are finished, the inner container is clamped on a numerical control winding machine to wind carbon fibers on the inner container; fourthly, the thickness, the density and the tension degree of the winding layer are adjusted by arranging a tension roller in the middle of the winding conveying line so as to meet the design requirement, the carbon fiber winding curing temperature is adjusted by depending on the heating temperature of the resin, and the curing furnace, the curing temperature and the curing time are reasonably selected.
In view of the large volume and large volume of the bottle-type container assembled on the heavy-duty car, the connecting ports assembled with the natural gas stop valves are arranged at the two ends of the gas bottle for facilitating the inflation of a user in use and observing the gas using state in the use process, and the inflation and gas supply ports of the gas bottle are separately arranged. The assembled natural gas stop valve (cylinder valve) has three functions: a switching function; a safety protection function; and (5) ventilation and gas supply functions.
FIG. 2 is a schematic view of the left side assembly of the compressed natural gas cylinder container of the embodiment of the present invention on a heavy truck tractor; referring to fig. 2, in an embodiment of the present invention, there is further provided a bottle container set having the compressed natural gas bottle container, including:
the gas cylinder mounting metal bracket 202 is arranged on the lorry; at least 2 of the compressed natural gas cylinder containers are arranged on the gas cylinder mounting metal bracket 202.
The compressed natural gas bottle type container is sleeved with a collision-prevention soft cushion 204, and a steel tensioning belt 203 is sleeved on the collision-prevention soft cushion.
The gas cylinder installation metal support 202 is made of light-duty section steel, and the bottom is installed on the automobile frame 217 in a riding mode and is connected with the automobile frame 217, and the anti-collision cushion 204 is wrapped around the carbon fiber wound compressed natural gas cylinder type container and is connected with the gas cylinder installation metal support 202 for a circle, so that the carbon fiber layer of the compressed natural gas cylinder type container is protected, and the steel tensioning belt 203 is prevented from colliding with the carbon fiber layer.
Referring to fig. 2, the gas cylinder mounting metal bracket 202 is disposed behind the cab of the truck;
the at least 2 compressed natural gas bottle containers are an upper layer compressed natural gas bottle container 21 and a lower layer compressed natural gas bottle container 22;
the upper compressed natural gas bottle container 21 is arranged above the lower compressed natural gas bottle container 22;
the left stop valve connecting port of the upper layer compressed natural gas bottle type container 21 is connected with the left stop valve of the lower layer compressed natural gas bottle type container 22 through a serial pipeline;
a stop ball valve 210 is provided on the serial line.
Therefore, the double-bottle type container series connection is adopted in the utility model, the function is three, firstly, the natural gas can be conveniently filled in the automobile, and the gas filling of the two bottle type containers can be realized on any one side; secondly, the double-loop technical guarantee is provided for the air supply of the automobile engine; and thirdly, a stop ball valve is arranged in the double-gas-bottle serial pipeline, so that convenience is provided for technical maintenance, gas transmission pipeline inspection and part replacement in use.
Referring to fig. 2, in one embodiment of the present invention, the left side shut-off valve of the lower deck CNG bottle container 22 is connected to the air supply input port of the truck's engine 218 via a supply air connection line 216.
The gas supply connecting line 216 is sequentially provided with a gas path tee 211, a high-pressure filter 212, an electromagnetic valve 213, a pressure reducing valve 214 and a heat exchanger 215.
The solenoid valve 213 is connected to the vehicle circuit, the vehicle ignition switch is turned on, the solenoid valve 213 automatically opens the air supply valve, the vehicle ignition switch is turned off when the vehicle is stopped, and the solenoid valve 213 closes the air supply valve at the same time.
FIG. 3 is a right side assembly view of the compressed natural gas cylinder container of the embodiment of the present invention on a heavy truck tractor; referring to fig. 3, in an embodiment of the present invention, an upper mounting bracket 319 is disposed at the bottom of the right side of the upper compressed natural gas bottle container 21, and an upper natural gas filling device 317 and an upper pressure display 318 are disposed on the upper mounting bracket 319;
the right bottle bottom of the lower compressed natural gas bottle type container 22 is provided with a lower mounting bracket 329, and the lower mounting bracket 329 is provided with a lower natural gas filling device 327 and a lower pressure display 328.
Fig. 4 is a schematic view of a left-side hung carbon fiber wound compressed natural gas cylinder type container of a heavy-duty truck van according to an embodiment of the present invention; fig. 5 is a schematic view of the compressed natural gas cylinder container wrapped with carbon fiber hung on the right side of the heavy-duty truck van according to the embodiment of the present invention.
Referring to fig. 4 and 5, in one embodiment of the present invention, the gas cylinder mounting metal brackets are disposed on both sides of the cargo box of the truck;
the at least 2 compressed natural gas cylinder type containers are a left compressed natural gas cylinder type container 23 and a right compressed natural gas cylinder type container 24;
the left side stop valve of the left side compressed natural gas bottle type container 23 is connected with the engine of the truck through a gas supply connecting pipeline.
And the gas supply connecting pipeline is also sequentially provided with a gas path tee joint, a high-pressure filter, an electromagnetic valve, a pressure reducing valve and a heat exchanger. Referring to fig. 5, the right bottle bottom is also provided with a mounting bracket, and the mounting bracket is provided with a natural gas filling device and a pressure display respectively.
The gas circuit tee joint comprises a gas circuit tee joint, a gas supply connecting pipeline, a gas outlet, a pressure reducing valve, a gas supply connecting pipeline.
From the above, the utility model discloses have following advantage:
1) the utility model discloses a carbon fiber winding compressed natural gas bottle formula container relies on the advance of chooseing for use the material and the optimization of design, makes this bottle formula container compressive strength promote, the quality alleviates, volume increase, safe and reliable, has effectively improved the fuel container configuration of burning natural gas heavy truck.
2) The utility model adopts the series connection of the double-bottle type containers, and has three functions, so that firstly, the automobile can be conveniently filled with natural gas, and gas filling of the two bottle type containers can be realized on any one side; secondly, the double-loop technical guarantee is provided for the air supply of the automobile engine; and thirdly, a stop valve is arranged in the double-gas-cylinder serial pipeline, so that convenience is provided for technical maintenance, gas transmission pipeline inspection and component replacement in use.
Naturally, the present invention can be embodied in many other forms without departing from the spirit or essential attributes thereof, and it should be understood that various changes and modifications can be made by one skilled in the art without departing from the spirit or essential attributes thereof, and it is intended that all such changes and modifications be considered as within the scope of the appended claims.
Claims (10)
1. A carbon fiber wound compressed natural gas cylinder container, comprising:
the metal lining bottle is provided with a left bottle bottom, a bottle body extending in the left-right direction and a right bottle bottom which are integrally arranged; the left bottle bottom is provided with a left stop valve connecting port, and the right bottle bottom is provided with a right stop valve connecting port;
and the carbon fiber winding layer is arranged on the outer surface of the bottle body.
2. The compressed natural gas bottle container according to claim 1, wherein the carbon fiber wound layer is a carbon fiber shell which is cured by heat of resin and then adhesively fixed to the outer surface.
3. The compressed natural gas cylinder container according to claim 2,
the bottle body is in a horizontal cylindrical shape;
the left bottle bottom is hemispherical with an opening facing to the right;
the right bottle bottom is a hemisphere with an opening facing left.
4. A bottle container group having the compressed natural gas bottle container according to any one of claims 1 to 3, comprising:
the gas cylinder is provided with a metal bracket and is arranged on the lorry;
and at least 2 compressed natural gas cylinder type containers are arranged on the gas cylinder mounting metal bracket.
5. The bottle container set as claimed in claim 4, wherein the compressed natural gas bottle container is sleeved with a soft bump prevention pad, and the soft bump prevention pad is sleeved with a steel tension belt.
6. Bottle container group according to claim 5,
the gas cylinder mounting metal bracket is arranged behind a cab of the lorry;
the at least 2 compressed natural gas bottle-type containers are upper-layer compressed natural gas bottle-type containers and lower-layer compressed natural gas bottle-type containers;
the upper layer compressed natural gas bottle type container is arranged above the lower layer compressed natural gas bottle type container;
the left stop valve connecting port of the upper layer compressed natural gas bottle type container is connected with the left stop valve of the lower layer compressed natural gas bottle type container through a serial pipeline;
and a stop ball valve is arranged on the serial pipeline.
7. The cylinder container set according to claim 6, wherein the left side shut-off valve of the lower compressed natural gas cylinder container is connected to the engine of the truck through a gas supply connection line.
8. The bottle container set as in claim 7, wherein the air supply connection line is provided with an air passage tee, a high pressure filter, an electromagnetic valve, a pressure reducing valve and a heat exchanger in sequence.
9. The bottle container group of claim 6, wherein the right bottle bottom of the upper layer compressed natural gas bottle container is provided with an upper layer mounting bracket, and an upper layer natural gas filling device and an upper layer pressure display are arranged on the upper layer mounting bracket;
the lower-layer compressed natural gas bottle type container is characterized in that a lower-layer mounting support is arranged at the bottom of the right side bottle of the lower-layer compressed natural gas bottle type container, and a lower-layer upper-layer natural gas filling device and a lower-layer pressure display are arranged on the lower-layer mounting support.
10. Bottle container group according to claim 5,
the gas cylinder mounting metal brackets are arranged on two sides of a cargo box of the lorry;
the at least 2 compressed natural gas bottle-type containers are a left compressed natural gas bottle-type container and a right compressed natural gas bottle-type container;
and the left stop valve of the left compressed natural gas bottle type container is connected with an engine of the truck through an air supply connecting pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921363777.9U CN210860628U (en) | 2019-08-21 | 2019-08-21 | Carbon fiber wound compressed natural gas bottle type container and bottle type container group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921363777.9U CN210860628U (en) | 2019-08-21 | 2019-08-21 | Carbon fiber wound compressed natural gas bottle type container and bottle type container group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210860628U true CN210860628U (en) | 2020-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921363777.9U Active CN210860628U (en) | 2019-08-21 | 2019-08-21 | Carbon fiber wound compressed natural gas bottle type container and bottle type container group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210860628U (en) |
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2019
- 2019-08-21 CN CN201921363777.9U patent/CN210860628U/en active Active
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