CN203868676U - Cylinder body of semi-trailer liquefied natural gas tank car - Google Patents
Cylinder body of semi-trailer liquefied natural gas tank car Download PDFInfo
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- CN203868676U CN203868676U CN201420243899.5U CN201420243899U CN203868676U CN 203868676 U CN203868676 U CN 203868676U CN 201420243899 U CN201420243899 U CN 201420243899U CN 203868676 U CN203868676 U CN 203868676U
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Abstract
The utility model provides a cylinder body of a semi-trailer liquefied natural gas tank car, and relates to the technical field of tank cars. The cylinder body comprises an inner cylinder body and an outer cylinder body which form a vacuum interlayer; an cylindrical interlayer support part is arranged in the vacuum interlayer; a cylindrical positioning groove is formed in each of the two ends of the interlayer support part; the side walls of the outer cylinder body outwardly and laterally protrude in the radial direction to form cylindrical support structures (including front support structures and rear support structures); part of the interlayer support part is placed inside the front support structures; outer cylinder positioning bulges matched with the positioning grooves are arranged in the front support structures; inner cylinder positioning bulges matched with the positioning grooves are arranged on the side wall of the inner cylinder body. According to the utility model, the vacuum interlayer plays an insulating role, the low-temperature environment in the liquefied natural gas transportation process can be ensured, and the interlayer support part is arranged in the vacuum interlayer and can ensure the volume of an interlayer space so as to ensure that the inner cylinder body can be accurately sleeved with the outer cylinder body.
Description
Technical field
The utility model relates to tank car technical field, specifically, relates to a kind of cylindrical shell of semi-trailer LNG Liquefied natural gas tank car.
Background technique
In recent years, along with the adjustment of China's energy resource structure, rock gas becomes one of China's main energy sources gradually.Along with the expansion gradually of natural gas user amount, as gas ductwork, carry the demand of supplementary natural gas storing, haulage device to increase thereupon.Rock gas is a kind of energy of good combination property.The natural gas volume of equal in quality is 600 times of LNG Liquefied natural gas volume.For convenient transportation and storage, rock gas be made to LNG Liquefied natural gas.LNG Liquefied natural gas (LNG) is to adopt cryogenics, the liquified natural gas making by natural gas under certain pressure.In highway transport, be with low-temperature liquefaction rock gas semi-mounted tank car conveying liquified natural gas.Low-temperature liquefaction rock gas semi-mounted tank car has tow carriage, there is wheel tow carriage below, on tow carriage, there is low-temperature liquefaction natural gas tank, there is traction seat the front lower place of low-temperature liquefaction natural gas tank, and low-temperature liquefaction natural gas tank has interior tank body and the outer tank body being nested together, and interior tank body and outer tank body have cylindrical drum, there is ellipsoidal head at the two ends of cylindrical shell, gapped between interior tank body and outer tank body, the outside of interior tank body is coated with flexible aluminium foil thermal insulation quilt, is evenly equipped with ring stiffening rib on the cylindrical shell of outer tank body.In order to improve conveying efficiency, reduce cost of transportation, meeting under the prerequisite of communications and transportation standard, low-temperature liquefaction natural gas tank is large as much as possible, and the length of low-temperature liquefaction natural gas tank can reach 12 meters at present, and diameter can reach 2.5 meters, and volume can reach more than 50 cubic metre.
Existing semi-trailer liquified natural gas tank vehicle volume is generally not high, this is that unreasonable structure due to tank body causes, secondly, the pipeline arranging on tank body is arranged in a jumble, there is defect in the anti-wave board structure of tank interior, in order to improve conveying efficiency, reduce cost of transportation, need to improve the semi-trailer LNG Liquefied natural gas tank car of prior art.
Summary of the invention
In order to overcome certain or some defect of prior art, the utility model provides a kind of cylindrical shell of semi-trailer LNG Liquefied natural gas tank car, according to the cylindrical shell of a kind of semi-trailer LNG Liquefied natural gas tank car of the present utility model, it comprises cylindrical shell, cylindrical shell comprises inner barrel and outer cylinder body, inner barrel and outer cylinder body form vacuum sandwich, are provided with interlayer supporting element between vacuum sandwich; Interlayer supporting element is cylindric, and its two ends are equipped with the locating slot of cylinder type, and interlayer supporting element is provided with filling through hole vertically, and the side of interlayer supporting element is radially provided with and the vent of clogging through hole and being communicated with; The partial sidewall of outer cylinder body front end is radially outstanding is laterally configured to columned front support structure, and interlayer supporting element is partly placed in front support structure; The partial sidewall of outer cylinder body rear end is radially outstanding is laterally configured to columned rear support structure, and interlayer supporting element is partly placed in rear support structure; In front support structure, be provided with the urceolus prelocalization projection coordinating with locating slot, in rear support structure, be provided with positioning convex after the urceolus coordinating with locating slot; Inner barrel front end is provided with the inner core prelocalization projection coordinating with locating slot, and inner barrel rear end is provided with positioning convex after the inner core coordinating with locating slot.
The cylindrical shell of a kind of semi-trailer LNG Liquefied natural gas tank car of the present utility model, it is provided with a vacuum sandwich, vacuum sandwich can play effect of heat insulation, guaranteed the low temperature environment in conveying liquified natural gas process, between vacuum sandwich, be provided with interlayer supporting element, interlayer supporting element can guarantee the volume of mezzanine space, has guaranteed the accurate fit between inner barrel and outer cylinder body.On interlayer supporting element, be also provided with locating slot, locating slot coordinates with the positioning convex on cylindrical shell, thereby can be good at inner barrel to position, and avoids long-living the rocking of the relative outer cylinder body of inner barrel.Interlayer supporting element is also radially provided with vent, and it is more thorough that this vacuumizes interlayer when carrying out vacuum pumping.
Preferably, the quantity of front support structure is 4, and their circular rows are the surrounding of barrel front end sidewall outside; The quantity of rear support structure is also 4, and their circular rows are the surrounding of cylinder back-end sidewall outside.
The cylindrical shell of a kind of semi-trailer LNG Liquefied natural gas tank car of the present utility model, its supporting structure comprises 4 front support structures of front end and 4 rear support structures of rear end, front support structure and the equal circular row of rear support structure are in cylindrical shell surrounding, and such structure makes inner barrel obtain omnibearing location and support.
Preferably, after inner core prelocalization projection and inner core, the sidewall at positioning convex place is equipped with stiffening plate; After inner core the stiffening plate of positioning convex surrounding radially laterally extended configuration become the cylindricality locating slot of location interlayer supporting element periphery.
The cylindrical shell of a kind of semi-trailer LNG Liquefied natural gas tank car of the present utility model, its positioning convex is provided with stiffening plate, has guaranteed the intensity of barrel at strong point place; After its inner core, the stiffening plate at positioning convex place can also fixed sandwich supporting element, further guaranteed inner barrel with outer cylinder body synchronizeing in traveling process.
Preferably, in filling through hole, be filled with super glass wool.
Preferably, the material of interlayer supporting element is the adiabatic epoxy glass tube materials of-190 ℃ of special low temperatures.
The cylindrical shell of a kind of semi-trailer LNG Liquefied natural gas tank car of the present utility model, interlayer supporting element adopts the adiabatic epoxy glass tube material of-190 ℃ of special low temperatures, in its filling through hole, be also filled with super glass wool, super glass wool has good heat insulation effect, has reduced inner barrel and outer cylinder body by the heat transfer of interlayer supporting element.
In order to overcome certain or some defect of prior art, the utility model provides a kind of swash plate of semi-trailer LNG Liquefied natural gas tank car, according to the swash plate of a kind of semi-trailer LNG Liquefied natural gas tank car of the present utility model, it comprises cylindrical shell, the inside of cylindrical shell is provided with swash plate, the circumferential profile of swash plate is rectangular, and the plate of swash plate is recessed to form a sphere towards a side; The two ends of swash plate are provided with the arc mounting end with cylinder inboard wall laminating, and swash plate is welded on inner barrel by mounting end; The center of swash plate is provided with a pod apertures.
The swash plate of a kind of semi-trailer LNG Liquefied natural gas tank car of the present utility model is welded in inner barrel, the impact of medium (liquid) to inner barrel when the setting of swash plate can reduce the operation of LNG Liquefied natural gas tank car and emergency braking, thus the stability that liquified natural gas tank car travels guaranteed.In addition, because LNG Liquefied natural gas tank car inner barrel is fully closed, after moulding, cannot open, so quite high to the requirement of swash plate.Conventional anti-wave board structure often cracking comes off even completely, cannot meet the demands.The swash plate of a kind of semi-trailer LNG Liquefied natural gas tank car of the present utility model, can also be designed to shaped hollow round table, its side surface configurations is jagged, the face that breach forms is parallel with the axis of swash plate, the impact of medium (liquid) to LNG Liquefied natural gas tank car cylindrical shell when this structure can reduce the operation of LNG Liquefied natural gas tank car and emergency braking, the effective impact force of dissolution medium (liquid) to swash plate, has good anti-ripple effect and soundness again.
Preferably, the side of swash plate is provided with a minute opening along axial direction, and the quantity of minute opening is M, 2≤M≤8.
The swash plate of a kind of semi-trailer LNG Liquefied natural gas tank car of the present utility model is provided with a plurality of minutes openings, divide opening can effectively dredge the medium (liquid) in cylindrical shell, thereby reduce the impact force of medium (liquid) to swash plate, through test of many times, we draw, the quantity of minute opening can not play good dredging effect lower than 2 time, and the quantity of minute opening can reduce the intensity of swash plate higher than 8 time.
Preferably, the quantity of swash plate is N, 4≤N≤10.
The quantity of the swash plate of a kind of semi-trailer LNG Liquefied natural gas tank car of the present utility model can not play good anti-ripple effect lower than 4 time, its swash plate quantity can not get very large lifting higher than 8 o'clock anti-ripple effects and can increase volume and the weight of rock gas tank car inner core, increases operation cost.
Preferably, the material of swash plate is stainless steel S30408.
The material of the swash plate of a kind of semi-trailer LNG Liquefied natural gas tank car of the present utility model is stainless steel S30408, and this is because stainless steel S30408 can resist the corrosive action of LNG Liquefied natural gas.
In order to overcome certain or some defect of prior art, the utility model provides a kind of end socket of cylindrical shell of semi-trailer LNG Liquefied natural gas tank car, according to the end socket of the cylindrical shell of a kind of semi-trailer LNG Liquefied natural gas tank car of the present utility model, comprise cylindrical shell, cylindrical shell is double layer construction, and its interlayer is vacuum sandwich; The front end of cylindrical shell is welded with dome-type front head, and the top of front head is provided with a manhole; Manhole surrounding and an airtight welding of technique end socket, the surrounding of the manhole on technique end socket edge caves in to cylindrical shell inner side, thereby is configured to a curved-surface structure that stretches into cylindrical shell inner side, and the inner side of described curved-surface structure is provided with a bail.
The end socket of the cylindrical shell of a kind of semi-trailer LNG Liquefied natural gas tank car of the present utility model, it comprises dome-type front head, front head is configured to the dome-shaped space of inner barrel that makes and more strengthens, but also has better withstand voltage, impact resistance.The top of front head is provided with a manhole, and because cylindrical shell is fully closed, workman has welded after the last item weld seam from then on manhole place and climbed out of in cylindrical shell, then technique end socket is welded on manhole cylindrical shell is sealed.The part that technique end socket stretches into inner barrel is configured to a curved surface, and this is that the design pressure based on inner barrel is 0.62MPa, and sandwich design pressure designs for-0.1MPa, and such structure can be brought better welding effect and more outstanding intensity.On technique end socket, be also provided with bail, be convenient to mobile.
Preferably, be also provided with pressure valve on front head, pressure valve is communicated with inner barrel by front PRESSURE PIPE, is also provided with pressure gauge in pressure valve.
The end socket of the cylindrical shell of a kind of semi-trailer LNG Liquefied natural gas tank car of the present utility model is provided with the pressure valve being communicated with inner barrel, pressure valve is provided with pressure gauge, this makes the pressure condition that user can Real-Time Monitoring inner barrel, thereby judges whether inner barrel has remaining LNG Liquefied natural gas.
Preferably, the design pressure of inner barrel is 0.62MPa, and the design pressure of described vacuum sandwich is-0.1MPa.
Preferably, manhole is circular hole, and technique end socket is spherical shell shape.
In order to overcome certain or some defect of prior art, the utility model provides a kind of pipeline of semi-trailer LNG Liquefied natural gas tank car, according to the pipeline of a kind of semi-trailer LNG Liquefied natural gas tank car of the present utility model, it comprises cylindrical shell, cylindrical shell is double layer construction, and inner barrel is in communication with the outside by pipeline; Pipeline comprises fluid pipeline, bottoms level meter liquid phase pipeline, the boost port being communicated with cylinder body bottom, the feed liquor pipeline being communicated with cylindrical shell top, gas phase pipeline, overflow passage, top level meter liquid phase pipeline, and be arranged on cylindrical shell afterbody relief opening, survey profusely, gas phase mouth, pressurized machine mouth, liquid entrance;
Fluid pipeline, liquid phase Emergeny Cutoff Valves, bottom liquid valve and liquid entrance be pipeline communication successively, and feed liquor pipeline, low temperature safety check, top liquid feed valve and liquid entrance be pipeline communication successively; Gas phase pipeline, gas phase Emergeny Cutoff Valves, gas valve and gas phase mouth be pipeline communication successively;
Overflow passage is expired valve by survey and is profusely communicated with survey;
Top level meter liquid phase pipeline and bottoms level meter liquid phase pipeline all, by pressure meter valve and liquid level meter combination brake switch and proporting pipeline communication, are mounted with liquid level meter and pressure gauge on liquid level meter combination brake switch and proporting;
Boost port, supercharging Emergeny Cutoff Valves, pressure charging valve and pressurized machine mouth be pipeline communication successively;
Supercharging Emergeny Cutoff Valves, liquid phase Emergeny Cutoff Valves and gas phase Emergeny Cutoff Valves are electrically connected with emergency cut-off control gear simultaneously;
Exhaust ports is connected with flame trap by pipeline; Gas phase pipeline is connected with flame trap pipeline by equipment atmospheric valve; Gas phase pipeline is also connected with three-way valve by pipeline, and another two interfaces of three-way valve are all connected with flame trap pipeline by safety valve.
The pipeline of a kind of semi-trailer LNG Liquefied natural gas tank car of the present utility model, it is unique passage being communicated with rock gas tank car inner barrel, has guaranteed the seal of inner barrel.On fluid pipeline, boost port and gas phase pipeline, be equipped with corresponding Emergeny Cutoff Valves, all Emergeny Cutoff Valvess are all electrically connected with emergency cut-off control gear, this is running under emergency case rock gas tank car, such as valve, leak gas, time can cut off inner barrel and extraneous being communicated with simultaneously, avoid the improper leakage of rock gas.Described pipeline also comprises top level meter liquid phase pipeline and bottoms level meter liquid phase pipeline, after they are connected with liquid level meter combination brake switch and proporting, and height that can real-time monitored inner barrel liquid level.The exhaust ports of described pipeline is provided with flame trap, has avoided the fire accident of bringing because of the remaining rock gas abnormal combustion of inner barrel in exhaust process.
Preferably, pipeline also comprises the vacuum-pumping pipeline being communicated with cylindrical shell interlayer, and vacuum-pumping pipeline is in communication with the outside by vacuum valve.
By vacuum valve, can learn at any time the degree of vacuum of cylindrical shell interlayer, guarantee the vacuum at any time of interlayer.
Preferably, pipeline also comprises the vacuum gauge mouth of pipe being communicated with cylindrical shell interlayer, on the vacuum gauge mouth of pipe, is provided with vacuum gauge.
Vacuum gauge can carry out vacuum pumping to cylindrical shell interlayer, when learning that from vacuum valve interlayer internal vacuum does not meet design requirement, can to it, adjust in real time by vacuum gauge.
Preferably, the top of cylindrical shell is provided with pressure meter valve, and pressure meter valve is communicated with cylindrical shell by pipeline, and pressure meter valve is provided with pressure gauge.
Preferably, on the pipeline between liquid phase Emergeny Cutoff Valves and bottom liquid valve, by pipeline, be connected with pipeline diffusion valve, pipeline diffusion valve is connected with flame trap pipeline; On pipeline between supercharging Emergeny Cutoff Valves and pressure charging valve, by pipeline, be connected with pipeline diffusion valve, pipeline diffusion valve is connected with flame trap pipeline.
When pipeline diffusion valve can rock gas overflows in cylindrical shell, report to the police and the rock gas overflowing is discharged by relief opening, preventing that inner barrel pressure is not normal and the accident brought.
In order to overcome certain or some defect of prior art, the utility model provides a kind of semi-trailer LNG Liquefied natural gas tank car, according to a kind of semi-trailer LNG Liquefied natural gas tank car of the present utility model, it comprises the trailer car body being connected with headstock, trailer car body comprises Trailer type frame for use in vehicle, Trailer type frame for use in vehicle front portion is provided with the saddle for being connected with headstock, Trailer type frame for use in vehicle middle part is provided with for supporting the supporting leg of trailer car body, the rear portion of Trailer type frame for use in vehicle is provided with road wheel, the side of Trailer type frame for use in vehicle is provided with side rail, trailer car body also comprises the cylindrical shell being arranged on Trailer type frame for use in vehicle, cylindrical shell is the double layer construction with vacuum sandwich, the front end of cylindrical shell is provided with front head, the afterbody of cylindrical shell is provided with valve box, the outer weekly interval hoop of cylindrical shell has rinforcement bar, and the inner side of cylindrical shell is provided with swash plate, cylindrical shell is in communication with the outside by pipeline, and on pipeline, corresponding valve or the instrument being provided with is all placed in valve box.
A kind of semi-trailer LNG Liquefied natural gas tank car of the present utility model, its design volume is 56m
3, greatly having increased transportation material rate and reduced cost of transportation, its outer weekly interval hoop of cylindrical shell has rinforcement bar, and rinforcement bar is fixed on Trailer type frame for use in vehicle, has guaranteed the stability of cylindrical shell.
In a preferred embodiment of a kind of semi-trailer LNG Liquefied natural gas tank car of the present utility model, the pipeline that it is in communication with the outside can adopt the pipeline of above-mentioned a kind of semi-trailer LNG Liquefied natural gas tank car.
In a preferred embodiment of a kind of semi-trailer LNG Liquefied natural gas tank car of the present utility model, the end socket of its cylindrical shell can adopt the end socket of the cylindrical shell of above-mentioned a kind of semi-trailer LNG Liquefied natural gas tank car.
Preferably, cylindrical shell comprises inner barrel and outer cylinder body, and inner barrel and outer cylinder body form vacuum sandwich, are provided with interlayer supporting element between vacuum sandwich; Interlayer supporting element is cylindric, and its two ends are equipped with the locating slot of cylinder type; The sidewall of outer cylinder body is radially outstanding is laterally configured to columned supporting structure, and interlayer supporting element is partly placed in front support structure; In front support structure, be provided with the urceolus positioning convex coordinating with locating slot, the sidewall of inner barrel is provided with the inner core positioning convex coordinating with locating slot.
In a preferred embodiment of a kind of semi-trailer LNG Liquefied natural gas tank car of the present utility model, its cylindrical shell can adopt the cylindrical shell of above-mentioned a kind of semi-trailer LNG Liquefied natural gas tank car.
Preferably, valve box comprises two fan valve chamber doors and a door lock assembly, and door lock assembly comprises a flexible rod and a handle, when valve chamber door is closed, by handle, two of flexible rod is inserted in doorframe.
A kind of semi-trailer LNG Liquefied natural gas tank car of the present utility model, it is in communication with the outside by pipeline, on pipeline, correspondence is provided with a plurality of valves and instrument, these instrument are all arranged on the lower end of cylindrical shell afterbody, and be arranged in valve box, this makes all operations of a kind of semi-trailer LNG Liquefied natural gas tank car of the present utility model all can complete by the valve arranging in valve box, has simplified operation.Valve box is provided with chamber door, and chamber door has been locked by door lock assembly, has avoided other people to carry out non routine operation to a kind of semi-trailer LNG Liquefied natural gas tank car of the present utility model.Door lock assembly comprises a flexible rod and a handle, pulls handle and can select flexible rod is inserted or extract the patchhole on doorframe out, thereby close the door and opening door operation, easy to operate simple and easy, easy to implement.
Preferably, the front end of cylindrical shell seals by dome-type front head, and the top of front head is provided with a manhole; Manhole surrounding and an airtight welding of technique end socket.
Preferably, the inside of cylindrical shell is provided with swash plate, and swash plate is shaped hollow round table, and the side surface configurations of swash plate is jagged, and the face that breach forms is parallel with the axis of swash plate; One end that swash plate is thicker is mounting end, and swash plate is welded on inner barrel by mounting end, and makes the dead in line of axis and the cylindrical shell of swash plate.
In a preferred embodiment of a kind of semi-trailer LNG Liquefied natural gas tank car of the present utility model, the swash plate of its inner barrel can adopt the swash plate of above-mentioned a kind of semi-trailer LNG Liquefied natural gas tank car.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of semi-trailer LNG Liquefied natural gas tank car in embodiment 1;
Fig. 2 is the structural representation of a kind of semi-trailer LNG Liquefied natural gas tank car rear end in embodiment 1;
Fig. 3 is the structural representation of the door lock assembly of a kind of semi-trailer LNG Liquefied natural gas tank car in embodiment 1;
Fig. 4 is the structural representation of the front head of a kind of semi-trailer LNG Liquefied natural gas tank car in embodiment 1;
Fig. 5 is the structural representation of the interlayer supporting element of a kind of semi-trailer LNG Liquefied natural gas tank car in embodiment 1;
Fig. 6 is the structural representation of the rear support structure of a kind of semi-trailer LNG Liquefied natural gas tank car in embodiment 1;
Fig. 7 is the structural representation of the front support structure of a kind of semi-trailer LNG Liquefied natural gas tank car in embodiment 1;
Fig. 8 is the structural representation of the swash plate of a kind of semi-trailer LNG Liquefied natural gas tank car in embodiment 1;
Fig. 9 is the structural representation of the pipeline of a kind of semi-trailer LNG Liquefied natural gas tank car in embodiment 1.
Embodiment
For further understanding content of the present utility model, in conjunction with the accompanying drawings and embodiments the utility model is described in detail.
Embodiment 1
As Fig. 1, shown in Fig. 2, a kind of semi-trailer LNG Liquefied natural gas tank car for the present embodiment, it comprises the trailer car body 100 being connected with headstock, trailer car body 100 comprises Trailer type frame for use in vehicle, Trailer type frame for use in vehicle front portion is provided with the saddle 130 for being connected with headstock, Trailer type frame for use in vehicle middle part is provided with for supporting the supporting leg 140 of trailer car body 100, the rear portion of Trailer type frame for use in vehicle is provided with road wheel 160, the side of Trailer type frame for use in vehicle is provided with side rail 150, trailer car body 100 also comprises the cylindrical shell 110 being arranged on Trailer type frame for use in vehicle, cylindrical shell 110 is the double layer construction with vacuum sandwich, the front end of cylindrical shell 110 is provided with front head 111, the afterbody of cylindrical shell 110 is provided with valve box 170, the outer weekly interval hoop of cylindrical shell 110 has rinforcement bar 120, and the inner side of cylindrical shell 110 is provided with swash plate 800, cylindrical shell 110 is in communication with the outside by pipeline, and on pipeline, corresponding valve or the instrument being provided with is all placed in valve box 170.
As shown in Figure 3, valve box 170 comprises two fan valve chamber doors 210 and a door lock assembly 220, and door lock assembly 220 comprises a flexible rod and a handle, when valve chamber door 210 is closed, by handle, two of flexible rod is inserted in doorframe.
As shown in Figure 4, the front end of cylindrical shell 110 is welded with dome-type front head 111, and the top of front head 111 is provided with a manhole 430; Manhole 430 surroundings and an airtight welding of technique end socket 410, the surrounding of the manhole 430 on technique end socket 410 edges caves in to cylindrical shell 110 inner sides, thereby is configured to a curved-surface structure that stretches into cylindrical shell 110 inner sides, and the inner side of described curved-surface structure is provided with a bail 411.Wherein, manhole 430 is circular hole, and technique end socket 410 is spherical shell shape.
As shown in Fig. 5, Fig. 6, Fig. 7, cylindrical shell 110 comprises inner barrel 610 and outer cylinder body 620, and inner barrel 610 and outer cylinder body 620 form vacuum sandwich, are provided with interlayer supporting element 500 between vacuum sandwich; Interlayer supporting element 500 is cylindric, and its two ends are equipped with the locating slot 530 of cylinder type, and interlayer supporting element 500 is provided with filling through hole 520 vertically, and the side of interlayer supporting element 500 is radially provided with and the vent 510 of clogging through hole 520 and being communicated with; The partial sidewall of outer cylinder body 620 front ends is radially outstanding is laterally configured to columned front support structure 113, and interlayer supporting element 500 parts are placed in front support structure 113; The partial sidewall of outer cylinder body 620 rear ends is radially outstanding is laterally configured to columned rear support structure 114, and interlayer supporting element 500 parts are placed in rear support structure 114; In front support structure 113, be provided with the urceolus prelocalization projection 621 coordinating with locating slot 530, in rear support structure 114, be provided with positioning convex 622 after the urceolus coordinating with locating slot 530; Inner barrel 610 front ends are provided with the inner core prelocalization projection 611 coordinating with locating slot 530, and inner barrel 610 rear ends are provided with positioning convex 612 after the inner core coordinating with locating slot 530.Wherein, the quantity of front support structure 113 is 4, and their circular rows are in the surrounding of outer cylinder body 620 front end side wall; The quantity of rear support structure 114 is also 4, and their circular rows are in the surrounding of outer cylinder body 620 rear end sidewalls.After inner core prelocalization projection 611 and inner core, the sidewall at positioning convex 612 places is equipped with stiffening plate; After inner core the stiffening plate of positioning convex 612 surroundings radially laterally extended configuration become the cylindricality locating slot of location interlayer supporting element 500 peripheries.In filling through hole 520, be filled with super glass wool.The material of interlayer supporting element 500 is the adiabatic epoxy glass tube materials of-190 ℃ of special low temperatures.
As shown in Figure 8, the inside of cylindrical shell 110 is provided with swash plate 800, and the circumferential profile of swash plate 800 is rectangular, and the plate of swash plate 800 is recessed to form a sphere towards a side; The two ends of swash plate 800 are provided with the arc mounting end 820 with cylindrical shell 110 inwall laminatings, and swash plate 800 is welded on cylindrical shell 110 inside by mounting end 820; Swash plate 800 center is provided with a pod apertures 830.Wherein, the side of swash plate 800 is provided with minute opening 810 along axial direction, the quantity of minute opening 810 any one numerical value in can 2 to 8, and in the present embodiment, the quantity of minute opening 810 is 2.The quantity of swash plate 800 can be any one numerical value in 4 to 10, and in the present embodiment, the quantity of swash plate 800 is 6, and the material of swash plate 800 is stainless steel S30408, and stainless steel S30408 can resist the corrosive action of LNG Liquefied natural gas.
As shown in Figure 9, cylindrical shell 110 inside are in communication with the outside by pipeline, pipeline comprises fluid pipeline A1, bottoms level meter liquid phase pipeline D2, the boost port G being communicated with cylindrical shell 110 bottoms, the feed liquor pipeline A2 being communicated with cylindrical shell 110 tops, gas phase pipeline B, overflow passage C, top level meter liquid phase pipeline D1, and be arranged on cylindrical shell 110 afterbodys relief opening, survey profusely, gas phase mouth, pressurized machine mouth, liquid entrance; Fluid pipeline A1, liquid phase Emergeny Cutoff Valves EV2, bottom liquid valve V3 and liquid entrance be pipeline communication successively, and feed liquor pipeline A2, low temperature safety check V1, top liquid feed valve V2 and liquid entrance be pipeline communication successively; Gas phase pipeline B, gas phase Emergeny Cutoff Valves EV3, gas valve V5 and gas phase mouth be pipeline communication successively; Overflow passage C expires valve V8 by survey and is profusely communicated with survey; Top level meter liquid phase pipeline D1 and bottoms level meter liquid phase pipeline D2 all, by pressure meter valve PV2 and liquid level meter combination brake switch and proporting L pipeline communication, are mounted with liquid level meter LG and pressure gauge P2 on liquid level meter combination brake switch and proporting L; Boost port, supercharging Emergeny Cutoff Valves EV1, pressure charging valve V4 and pressurized machine mouth be pipeline communication successively; Supercharging Emergeny Cutoff Valves EV1, liquid phase Emergeny Cutoff Valves EV2 and gas phase Emergeny Cutoff Valves EV3 are electrically connected with emergency cut-off control gear AV simultaneously;
Exhaust ports is connected with flame trap FA by pipeline; Gas phase pipeline B is connected with flame trap FA pipeline by equipment atmospheric valve V6; Gas phase pipeline B is also connected with three-way valve V9 by pipeline, and another two interfaces of three-way valve V9 are all connected with flame trap FA pipeline by safety valve SV1, SV2.
Wherein, pipeline also comprises the vacuum-pumping pipeline E being communicated with cylindrical shell 110 interlayers, and vacuum-pumping pipeline E is in communication with the outside by vacuum valve PG.Pipeline also comprises the vacuum gauge mouth of pipe N8 being communicated with cylindrical shell 110 interlayers, on vacuum gauge mouth of pipe N8, is provided with vacuum gauge.The top of cylindrical shell 110 is provided with pressure meter valve PV1, and pressure meter valve PV1 is communicated with cylindrical shell 110 by pipeline, and pressure meter valve PV1 is provided with pressure gauge P1.On pipeline between liquid phase Emergeny Cutoff Valves EV2 and bottom liquid valve V3, by pipeline, be connected with pipeline diffusion valve V7, pipeline diffusion valve V7 is connected with flame trap FA pipeline; On pipeline between supercharging Emergeny Cutoff Valves EV1 and pressure charging valve V4, by pipeline, be connected with pipeline diffusion valve V10, pipeline diffusion valve V10 is connected with flame trap FA pipeline.
Below schematically the utility model and mode of execution thereof are described, this description does not have restricted, and shown in accompanying drawing is also one of mode of execution of the present utility model, and actual structure is not limited to this.So, if those of ordinary skill in the art is enlightened by it, in the situation that not departing from the utility model creation aim, without the creationary mode of structure similar to this technological scheme and the embodiment of designing, all should belong to protection domain of the present utility model.
Claims (5)
1. the cylindrical shell of a semi-trailer LNG Liquefied natural gas tank car, comprise cylindrical shell (110), cylindrical shell (110) comprises inner barrel (610) and outer cylinder body (620), it is characterized in that: inner barrel (610) and outer cylinder body (620) form vacuum sandwich, are provided with interlayer supporting element (500) between vacuum sandwich; Interlayer supporting element (500) is cylindric, its two ends are equipped with the locating slot (530) of cylinder type, interlayer supporting element (500) is provided with filling through hole (520) vertically, and the side of interlayer supporting element (500) is radially provided with and the vent (510) of clogging through hole (520) and being communicated with; The partial sidewall of outer cylinder body (620) front end is radially given prominence to and is configured to columned front support structure (113) laterally, and interlayer supporting element (500) part is placed in front support structure (113); The partial sidewall of outer cylinder body (620) rear end is radially given prominence to and is configured to columned rear support structure (114) laterally, and interlayer supporting element (500) part is placed in rear support structure (114); In front support structure (113), be provided with the urceolus prelocalization projection (621) coordinating with locating slot (530), in rear support structure (114), be provided with positioning convex (622) after the urceolus coordinating with locating slot (530); Inner barrel (610) front end is provided with the inner core prelocalization projection (611) coordinating with locating slot (530), and inner barrel (610) rear end is provided with positioning convex (612) after the inner core coordinating with locating slot (530).
2. the cylindrical shell of a kind of semi-trailer LNG Liquefied natural gas tank car according to claim 1, is characterized in that: the quantity of front support structure (113) is 4, and their circular rows are in the surrounding of outer cylinder body (620) front end side wall; The quantity of rear support structure (114) is also 4, and their circular rows are in the surrounding of outer cylinder body (620) rear end sidewall.
3. the cylindrical shell of a kind of semi-trailer LNG Liquefied natural gas tank car according to claim 1 and 2, is characterized in that: the sidewall that after inner core prelocalization projection (611) and inner core, positioning convex (612) is located is equipped with stiffening plate; The stiffening plate of positioning convex after inner core (612) surrounding radially laterally extended configuration become the cylindricality locating slot of location interlayer supporting element (500) periphery.
4. the cylindrical shell of a kind of semi-trailer LNG Liquefied natural gas tank car according to claim 1, is characterized in that: in filling through hole (520), be filled with super glass wool.
5. the cylindrical shell of a kind of semi-trailer LNG Liquefied natural gas tank car according to claim 1, is characterized in that: the material of interlayer supporting element (500) is the adiabatic epoxy glass tube material of-190 ℃ of special low temperatures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420243899.5U CN203868676U (en) | 2014-05-14 | 2014-05-14 | Cylinder body of semi-trailer liquefied natural gas tank car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420243899.5U CN203868676U (en) | 2014-05-14 | 2014-05-14 | Cylinder body of semi-trailer liquefied natural gas tank car |
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| Publication Number | Publication Date |
|---|---|
| CN203868676U true CN203868676U (en) | 2014-10-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420243899.5U Expired - Fee Related CN203868676U (en) | 2014-05-14 | 2014-05-14 | Cylinder body of semi-trailer liquefied natural gas tank car |
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| Country | Link |
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| CN (1) | CN203868676U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107228273A (en) * | 2016-08-09 | 2017-10-03 | 南通中集能源装备有限公司 | low-temperature storage tank |
| CN112384730A (en) * | 2018-07-02 | 2021-02-19 | 株式会社格子技术 | Fluid tank including an internal pressure booster |
-
2014
- 2014-05-14 CN CN201420243899.5U patent/CN203868676U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107228273A (en) * | 2016-08-09 | 2017-10-03 | 南通中集能源装备有限公司 | low-temperature storage tank |
| CN112384730A (en) * | 2018-07-02 | 2021-02-19 | 株式会社格子技术 | Fluid tank including an internal pressure booster |
| CN112384730B (en) * | 2018-07-02 | 2022-08-05 | 株式会社格子技术 | Fluid tank including an internal pressure booster |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141008 Termination date: 20190514 |
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| CF01 | Termination of patent right due to non-payment of annual fee |