CN103663295A - Small-tonnage liquefied natural gas forklift - Google Patents
Small-tonnage liquefied natural gas forklift Download PDFInfo
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- CN103663295A CN103663295A CN201310702239.9A CN201310702239A CN103663295A CN 103663295 A CN103663295 A CN 103663295A CN 201310702239 A CN201310702239 A CN 201310702239A CN 103663295 A CN103663295 A CN 103663295A
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- natural gas
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- gasifier
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Abstract
The invention discloses a small-tonnage liquefied natural gas forklift. The small-tonnage liquefied natural gas forklift comprises a forklift body, a driving system, a transmission device, a drive axle assembly, a driving wheel, a steering system, a steering axle assembly and a steering wheel, wherein the driving wheel is arranged in the front portion of the forklift body, the steering wheel is arranged on the rear portion of the forklift body, the transmission device is connected with the drive axle assembly and the driving system, the driving axle assembly is connected with the transmission device and the driving wheel, the steering axle assembly is connected with the steering system and the steering wheel, the driving system comprises a gas cylinder assembly, a gasifier assembly and an engine, the gasifier assembly is connected with the gas cylinder assembly through a liquid outlet hose, the engine is connected with the gasifier assembly through a gas inlet hose, the gas cylinder assembly is arranged on the rear portion of the forklift body, and the gasifier assembly and the engine are arranged in the middle of the forklift body. The small-tonnage liquefied natural gas forklift has the advantages of being saving in energy, environmentally friendly, good in economical efficiency, and high in reliability and safety performance.
Description
Technical field
The present invention relates to a kind of little tonnage liquefied natural gas fork truck, belong to the fork truck manufacturing technology field of construction machinery industry.
Background technology
Little tonnage liquefied natural gas fork truck refers to take the fork truck that liquefied natural gas is fuel, liquefied natural gas is as the high-grade energy of clean environmental protection, and sulphur, dust and other harmful substance contents are low, and in tail gas, pernicious gas significantly reduces, oxysulfides etc. reduce to zero, thereby can fundamentally improve environmental quality.Liquefied natural gas fork truck is compared its fuel cost of diesel fork lift trucks of same tonnage can save 20% ~ 35%, so liquefied natural gas fork truck has significant its usage economy.
Summary of the invention
The present invention is in order to reduce energy resource consumption, subdues CO2 discharge, and a kind of little tonnage liquefied natural gas fork truck is provided, and has advantages of energy-saving and environmental protection, good economy performance, higher reliability and safety.
For addressing the above problem, the technical solution used in the present invention is as follows:
A little tonnage liquefied natural gas fork truck, comprising:
Vehicle body, drive system, driving device, drive axle assembly, drive wheel, steering swivel system, steeraxle assembly and wheel flutter, described drive wheel is arranged at body forward structure, described wheel flutter is arranged at body tail, described driving device connects described drive axle assembly and described drive system, described drive axle assembly connects described driving device and described drive wheel, and described steeraxle assembly connects described steering swivel system and wheel flutter;
Described drive system comprises gas cylinder assembly, by fluid flexible pipe, is connected the gasifier assembly of described gas cylinder assembly and by air induction hose, be connected the driving engine of described gasifier assembly, described gas cylinder assembly is arranged at the rear portion of described vehicle body, and described gasifier assembly and described driving engine are arranged at the middle part of described vehicle body.
Adopt the structure of f-w-d, rear-axle steering to coordinate well to take the drive system that liquefied natural gas is fuel, simplified the structure of trailing wheel part, reduced the frictional heat amount of trailing wheel part, and driving engine is arranged to described vehicle body middle part and is conducive to reduce the heat of trailing wheel part, thereby improve the gas cylinder assembly safety that is arranged at body tail; And gasifier assembly is also arranged to vehicle body middle part, makes it to dwindle with the distance of driving engine, thereby shorten the length of air induction hose, deposit volume thereby reduce fuel when gaseous state, thereby the safety that improves drive system.
As the improvement of technique scheme, also comprise hydraulic efficiency pressure system, described hydraulic efficiency pressure system is arranged at the middle part of described vehicle body.Because hydraulic efficiency pressure system pressurized air also can produce larger cal val, be arranged at the received heat that vehicle body middle part not only can reduce the gas cylinder assembly that is positioned at body tail effectively, and can improve the received heat of the gasifier assembly that is positioned at vehicle body middle part, thereby both improved the safety of gas cylinder assembly, improved again the gasification performance of gasifier assembly.
As the improvement of technique scheme, described gasifier assembly comprises gasification storehouse and heating cabinet, and described heating cabinet is set in outside described gasification storehouse, and described fluid flexible pipe is all connected described gasification storehouse with described air induction hose; And described heating cabinet is provided with the first loop hose and the second loop hose, described the first loop hose is connected described heating cabinet with described second loop hose one end, and described the first loop hose and the described second loop hose other end are connected respectively refrigerant fluid entrance and the cooling liquid outlet of described driving engine.
As the improvement of technique scheme, described gasifier assembly also comprises the air inlet fairlead that is arranged at top, described gasification storehouse, and air induction hose connects described air inlet fairlead, on described air inlet fairlead, is provided with pressure gauge and control cock.Because gasifier assembly is arranged at vehicle body middle part, it is the passenger cabin bottom of chaufeur, therefore pressure gauge and control cock are set on air inlet fairlead is convenient to chaufeur observation drive system and state and is convenient to it make adjustment in time, and without pressure gauge and control cock are led to gauge panel position, thereby greatly simplified the structure of drive system, because pressure gauge and control cock are without drawing, therefore fault rate has reduced, and has also reduced because pressure gauge and control cock fault cause drive system to have the probability of insecurity.
Compared with prior art, implementation result of the present invention is as follows in the present invention:
A kind of little tonnage liquefied natural gas fork truck of the present invention, adopts liquefied natural gas as fuel, saving fuel expense greatly not only, and can greatly extend engine life; Low noise, low vibration, compare with vapour, diesel-powered vehicle, and it has, and antiknock property is high, antiknock performance good, obviously reduces the noise and vibration of car load.In addition, a kind of little tonnage liquefied natural gas fork lift truck structure of the present invention is compact, safe.
Accompanying drawing explanation
Fig. 1 is the side-looking structural representation of a kind of little tonnage liquefied natural gas fork truck of the present invention;
Fig. 2 is the plan structure schematic diagram of a kind of little tonnage liquefied natural gas fork truck of the present invention;
Fig. 3 is the driving system structure schematic diagram of a kind of little tonnage liquefied natural gas fork truck of the present invention.
The specific embodiment
Content of the present invention is described below in conjunction with specific embodiments.
As shown in Figure 1 to Figure 3, be a kind of little tonnage liquefied natural gas fork lift truck structure schematic diagram of the present invention.A kind of little tonnage liquefied natural gas fork truck of the present invention, comprise: vehicle body (1), drive system, driving device (2), drive axle assembly (3), drive wheel (4), steering swivel system (5), steeraxle assembly (6) and wheel flutter (7), described drive wheel (4) is arranged at vehicle body (1) front portion, described wheel flutter (7) is arranged at vehicle body (1) rear portion, described driving device (2) connects described drive axle assembly (3) and described drive system, described drive axle assembly (3) connects described driving device (2) and described drive wheel (4), described steeraxle assembly (6) connects described steering swivel system (5) and wheel flutter (7), described drive system comprises gas cylinder assembly (8), connects the gasifier assembly (10) of described gas cylinder assembly (8) and by air induction hose (11), be connected the driving engine (12) of described gasifier assembly (10) by fluid flexible pipe (9), described gas cylinder assembly (8) is arranged at the rear portion of described vehicle body (1), and described gasifier assembly (10) and described driving engine (12) are arranged at the middle part of described vehicle body (1).Described little tonnage liquefied natural gas fork truck is also provided with overhead guard assembly 21, hood and base plate 22, hoisting system 23, service brake and clutch manipulation 24, electric system 25, stop device 26, throttle and flame-out manipulation 27.
Further, also comprise hydraulic efficiency pressure system (13), described hydraulic efficiency pressure system (13) is arranged at the middle part of described vehicle body (1).Particularly, described gasifier assembly (10) comprises gasification storehouse (14) and heating cabinet (15), described heating cabinet (15) is set in outside described gasification storehouse (14), and described fluid flexible pipe (9) is all connected described gasification storehouse (14) with described air induction hose (11); And described heating cabinet (15) is provided with the first loop hose (16) and the second loop hose (17), described the first loop hose (16) is connected described heating cabinet (15) with described the second loop hose (17) one end, and described the first loop hose (16) and described the second loop hose (17) other end are connected respectively refrigerant fluid entrance and the cooling liquid outlet of described driving engine (12).Further with improvement, described gasifier assembly (10) also comprises the air inlet fairlead (18) that is arranged at top, described gasification storehouse (14), air induction hose (11) connects described air inlet fairlead (18), is provided with pressure gauge (19) and control cock (20) on described air inlet fairlead (18).
Above-mentioned gasifier assembly (10) adopts the refrigerant fluid of driving engine (12) as vaporization thermal source, not only energy-conserving and environment-protective, and reduced installation and the manufacturing cost of the thermal source generating mechanism of gasifier assembly (10).Above-mentioned little tonnage liquefied natural gas fork truck has advantages of that energy-conserving and environment-protective, good stability, heavy burden are large, course continuation mileage is long, good economy performance.
Above content is detailed description made for the present invention in conjunction with specific embodiments, can not assert that the concrete enforcement of the present invention only limits to these explanations.For those skilled in the art, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to the scope of protection of the invention.
Claims (4)
1. a little tonnage liquefied natural gas fork truck, is characterized in that, comprising:
Vehicle body (1), drive system, driving device (2), drive axle assembly (3), drive wheel (4), steering swivel system (5), steeraxle assembly (6) and wheel flutter (7), described drive wheel (4) is arranged at vehicle body (1) front portion, described wheel flutter (7) is arranged at vehicle body (1) rear portion, described driving device (2) connects described drive axle assembly (3) and described drive system, described drive axle assembly (3) connects described driving device (2) and described drive wheel (4), described steeraxle assembly (6) connects described steering swivel system (5) and wheel flutter (7),
Described drive system comprises gas cylinder assembly (8), connects the gasifier assembly (10) of described gas cylinder assembly (8) and by air induction hose (11), be connected the driving engine (12) of described gasifier assembly (10) by fluid flexible pipe (9), described gas cylinder assembly (8) is arranged at the rear portion of described vehicle body (1), and described gasifier assembly (10) and described driving engine (12) are arranged at the middle part of described vehicle body (1).
2. a kind of little tonnage liquefied natural gas fork truck as claimed in claim 1, is characterized in that, also comprise hydraulic efficiency pressure system (13), described hydraulic efficiency pressure system (13) is arranged at the middle part of described vehicle body (1).
3. a kind of little tonnage liquefied natural gas fork truck as claimed in claim 1, it is characterized in that, described gasifier assembly (10) comprises gasification storehouse (14) and heating cabinet (15), described heating cabinet (15) is set in outside described gasification storehouse (14), and described fluid flexible pipe (9) is all connected described gasification storehouse (14) with described air induction hose (11); And described heating cabinet (15) is provided with the first loop hose (16) and the second loop hose (17), described the first loop hose (16) is connected described heating cabinet (15) with described the second loop hose (17) one end, and described the first loop hose (16) and described the second loop hose (17) other end are connected respectively refrigerant fluid entrance and the cooling liquid outlet of described driving engine (12).
4. a kind of little tonnage liquefied natural gas fork truck as claimed in claim 3, it is characterized in that, described gasifier assembly (10) also comprises the air inlet fairlead (18) that is arranged at top, described gasification storehouse (14), air induction hose (11) connects described air inlet fairlead (18), is provided with pressure gauge (19) and control cock (20) on described air inlet fairlead (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310702239.9A CN103663295A (en) | 2013-12-19 | 2013-12-19 | Small-tonnage liquefied natural gas forklift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310702239.9A CN103663295A (en) | 2013-12-19 | 2013-12-19 | Small-tonnage liquefied natural gas forklift |
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| Publication Number | Publication Date |
|---|---|
| CN103663295A true CN103663295A (en) | 2014-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310702239.9A Pending CN103663295A (en) | 2013-12-19 | 2013-12-19 | Small-tonnage liquefied natural gas forklift |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101526047A (en) * | 2009-04-24 | 2009-09-09 | 山东绿能燃气实业有限责任公司 | Engine fuel supplying technique of liquefied natural gas vehicles (LNGV) |
| CN201501285U (en) * | 2009-08-14 | 2010-06-09 | 连云港圆周率机械制造有限公司 | Transmission device for small-size carrying loader |
| CN201890749U (en) * | 2010-12-01 | 2011-07-06 | 靖江市华威叉车有限公司 | Rotation sinking gas cylinder labor-saving mounting mechanism for forklift |
| CN103148343A (en) * | 2013-03-21 | 2013-06-12 | 宁波明欣化工机械有限责任公司 | Integrated-type vaporized pressure stabilizer |
| CN203667938U (en) * | 2013-12-19 | 2014-06-25 | 安徽合叉叉车有限公司 | Small-tonnage liquefied natural gas forklift |
-
2013
- 2013-12-19 CN CN201310702239.9A patent/CN103663295A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101526047A (en) * | 2009-04-24 | 2009-09-09 | 山东绿能燃气实业有限责任公司 | Engine fuel supplying technique of liquefied natural gas vehicles (LNGV) |
| CN201501285U (en) * | 2009-08-14 | 2010-06-09 | 连云港圆周率机械制造有限公司 | Transmission device for small-size carrying loader |
| CN201890749U (en) * | 2010-12-01 | 2011-07-06 | 靖江市华威叉车有限公司 | Rotation sinking gas cylinder labor-saving mounting mechanism for forklift |
| CN103148343A (en) * | 2013-03-21 | 2013-06-12 | 宁波明欣化工机械有限责任公司 | Integrated-type vaporized pressure stabilizer |
| CN203667938U (en) * | 2013-12-19 | 2014-06-25 | 安徽合叉叉车有限公司 | Small-tonnage liquefied natural gas forklift |
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Application publication date: 20140326 |