CN203845703U - Crane and engine system thereof - Google Patents
Crane and engine system thereof Download PDFInfo
- Publication number
- CN203845703U CN203845703U CN201420173689.3U CN201420173689U CN203845703U CN 203845703 U CN203845703 U CN 203845703U CN 201420173689 U CN201420173689 U CN 201420173689U CN 203845703 U CN203845703 U CN 203845703U
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- Prior art keywords
- natural gas
- fluid reservoir
- engine
- engine system
- carburetter
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Links
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 96
- 239000003345 natural gas Substances 0.000 claims abstract description 48
- 239000000446 fuel Substances 0.000 claims abstract description 30
- 239000012530 fluid Substances 0.000 claims description 39
- 238000009434 installation Methods 0.000 claims description 28
- 238000009834 vaporization Methods 0.000 claims description 23
- 230000008016 vaporization Effects 0.000 claims description 23
- 239000007788 liquid Substances 0.000 claims description 14
- 239000003638 chemical reducing agent Substances 0.000 claims description 11
- 239000003949 liquefied natural gas Substances 0.000 claims description 11
- 238000007689 inspection Methods 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 3
- 239000007789 gas Substances 0.000 abstract description 17
- 238000004880 explosion Methods 0.000 abstract 1
- 239000002283 diesel fuel Substances 0.000 description 17
- 239000010705 motor oil Substances 0.000 description 7
- 239000003921 oil Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000002309 gasification Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 239000003381 stabilizer Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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 discloses an engine system of a crane. The engine system comprises a natural gas engine (11) arranged on a traveling platen (30) between a crane cab (31) and a turntable (32), and further comprises gas storage tanks (14) for containing high-pressure gasified natural gas, wherein stop valve for connecting or disconnecting an external gas filling pipeline is arranged at gas inlets of the gas storage tanks (14); gas outlets of the gas storage tanks (14) are communicated with a gas inlet of the natural gas engine (11) through a pipeline; a pressure reduction component (16) and a valve (190) for switching on or switching off the pipeline are also arranged on the pipeline. According to the engine system of the crane, the gasified natural gas is used as fuel, so that a working demand of the crane is met; the price of the fuel is relatively low, so that the use cost of the crane can be lowered; furthermore, the environment is protected favorably; meanwhile, the natural gas is high in explosion resistance; during working, the generated noise is low. The utility model also discloses the crane with the engine system.
Description
Technical field
The utility model relates to construction machinery and equipment power control technical field, particularly a kind of engine system.The utility model also relates to the hoisting crane with above-mentioned engine system.
Background technology
At present, what crane power system mated substantially is diesel engine system, and diesel engine system comprises the fuel-feed system of diesel motor and connection diesel motor, and fuel-feed system comprises oil-feed part and oil return part two parts.
Please refer to Fig. 1, Fig. 1 is the structural representation of a kind of typical diesel engine system in prior art.
Oil-feed part mainly comprises the parts such as diesel fuel tanks 6, rough filter 5, engine oil inlet pipe 3, engine oil pump 2, diesel fine filter 1; Oil return part mainly comprises oil return pipe 4; In the time that diesel motor 7 starts work, diesel oil is under the effect of engine oil pump 2, pump from diesel fuel tanks 6 oil outlets, after rough filter 5 filters, by diesel motor oil inlet 3, after engine oil pump 2, enter driving engine precision filter 1, diesel oil directly enters diesel motor 7 and participates in work by combustion after precision filter filters, and the diesel oil that part has neither part nor lot in work by combustion flows back to diesel fuel tanks through oil return pipe.
As everyone knows, the big machineries such as hoisting crane are larger to the consumption of diesel oil, and still, along with the continuous exploitation of petroleum-based energy, oil amount reduces year by year, and the price of diesel oil, also in continuous increase, causes the use cost of hoisting crane more and more higher.
Meanwhile, because the sulphur content of China Diesel is higher, impurity is more, and total quality is poor, is difficult to meet more and more stricter emission regulation demands.And the diesel-fuel price that quality is high will exceed the several times of ordinary diesel oil price, and use cost is too high.
Therefore, how to provide a kind of engine system, this engine system can reduce the use cost of hoisting crane work, and is conducive to protection of the environment, is those skilled in the art's technical matterss urgently to be resolved hurrily.
Utility model content
The purpose of this utility model is for providing a kind of engine system, and this engine system has significantly reduced the use cost of crane job, and is conducive to environmental protection.Another object of the present utility model is for providing a kind of hoisting crane with above-mentioned engine system.
For solving the problems of the technologies described above, the utility model provides a kind of engine system of hoisting crane, comprise the natural gas engine on platen of walking being arranged between hoisting box and turntable, also comprise the storage tank that is loaded with high-pressure gasified natural fuels, the admission port place of described storage tank is provided with for the shutoff valve being communicated with or disconnection is connected with extraneous loading line, its air extractor duct is by the admission port of natural gas engine described in pipeline connection, is also provided with pressure relief assembly and connection or closes the valve of this pipeline on described pipeline.
Preferably, described in described natural gas engine is positioned at, walk platen lower surface, its position is near hoisting box.
Preferably, walk the lower surface side of platen described in described storage tank is lifted on by the second installation bracket, its position is near described turntable.
Preferably, the quantity of described storage tank is at least two, each described storage tank air extractor duct connect successively after the admission port of described natural gas engine.
Preferably, the quantity of described storage tank is four, stacked up and down side by side between two, and described the second installation bracket is the each described storage tank of binding circumferentially.
Preferably, also comprise the second harvester, controller and read out instrument, described the second harvester is used for gathering each described storage tank gaseous tension parameter, described controller by described gaseous tension parameter display in the read-out of described read out instrument.
Preferably, also comprise the transmitter being connected between the second harvester and described read out instrument, before described natural gas engine work, transmitter carries out self-inspection automatically described in described controller control, and self-detection result is shown in to the read-out of described read out instrument.
Preferably, also comprise with described walk the 3rd installation bracket that is fixedly connected with of platen, described pressure relief assembly comprises pressure reducer and fil, described pressure reducer, described fil and described valve integrated installation are on the 3rd installation bracket.
Preferably, walk the upper surface of platen described in described the 3rd installation bracket is arranged at, the both sides of walking platen described in occuping are divided near described turntable and with described storage tank in its position.
In the utility model, the engine system of hoisting crane is provided with storage tank and the pressure relief assembly of natural gas engine, storage natural fuels, using gaseous natural gas as fuel, to meet hoisting crane work needs, compared to existing technology using diesel oil as fuel, the fuel using in the utility model on the one hand storage is abundanter, and price is relatively low, can reduce the use cost of hoisting crane, facts have proved, the use cost of natural fuels hoisting crane is saved more than 30% than diesel oil hoisting crane.
On the other hand, natural fuels belongs to clear energy sources, can greatly reduce the content of pollutants in hoisting crane tail gas, is conducive to environmental protection; In addition, natural fuels anti-detonating quality is relatively good, and the noise producing when work is lower.
On the basis of above-mentioned engine system, the utility model also provides a kind of hoisting crane, comprises walking platen and is arranged at away the engine system on platen, and described natural gas engine system is the engine system described in above-mentioned arbitrary embodiment.
Because engine system has above-mentioned technique effect, also there is above-mentioned effect therefore there is the hoisting crane of this engine system.
Brief description of the drawings
Fig. 1 is the structural representation of a kind of typical diesel engine system in prior art;
Fig. 2 is the structural representation of hoisting crane in a kind of specific embodiment of the utility model;
Fig. 3 is the structural representation of engine system in a kind of specific embodiment of the utility model;
Fig. 4 is the connection block diagram of engine system in a kind of specific embodiment of the utility model;
Fig. 5 is the structural representation of a kind of detailed description of the invention of pressure relief assembly in the utility model engine system;
Fig. 6 is the right side view of pressure relief assembly shown in Fig. 5.
Wherein, in Fig. 1, the one-to-one relationship between Reference numeral and component names is as follows:
1 diesel fine filter, 2 engine oil pumps, 3 engine oil inlet pipes, 4 oil return pipes, 5 rough filteres, 6 diesel fuel tanks, 7 diesel motors.
Wherein, the one-to-one relationship between Fig. 2 to Fig. 6 Reference numeral and component names is as follows:
11 natural gas engines, 12 fluid reservoirs, 13 vaporization components, 131 expansion tanks, 132 carburetteies, 14 storage tanks, 15 check valves, 161 pressure reducers, 1a pressure reducer mount pad, 16 pressure relief assemblies, 162 fils, 2a fil mount pad, 17 change-over valves, 18 filters, 190 valves, 3a shutoff valve mount pad, 191 first shutoff valves, 192 second shutoff valves, 51 voltage stabilizers, 50 compression indicators, 20 first installation brackets, 30 walk platen, 31 operator'ies compartment, 32 turntables, 33 principal arms, 40 second installation brackets, 50 the 3rd installation brackets, 101 bolts.
Detailed description of the invention
Core of the present utility model is for providing a kind of engine system, and this engine system has significantly reduced the use cost of crane job, and is conducive to environmental protection.Another core of the present utility model is for providing a kind of hoisting crane with above-mentioned engine system.
In order to make those skilled in the art understand better the technical solution of the utility model, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Please refer to Fig. 2, Fig. 2 is the structural representation of hoisting crane in a kind of specific embodiment of the utility model.
The utility model provides a kind of engine system of hoisting crane, comprise and be arranged in walking natural gas engine 11 on platen 30, being loaded with the storage tank 14 of high-pressure gasified natural fuels of the operator's compartment 31 of hoisting crane and turntable 32, the admission port place of described storage tank 14 is provided with for the shutoff valve being communicated with or disconnection is connected with extraneous loading line, its air extractor duct, by the admission port of natural gas engine 11 described in pipeline connection, is also provided with pressure relief assembly 16 and is communicated with or closes the valve 190 of this pipeline on described pipeline.
In this embodiment, storage tank 14, pressure relief assembly have formed vaporization (CNG) natural gas system, high-pressure natural gas is housed in storage tank 14 be can be used as guarantee fuel source and provides fuel for natural gas engine 11, open the valve in gasification natural gas system, using the gasification natural fuels of storage in storage tank 14 is natural gas engine 11 air feed.
In the utility model, the engine system setting of hoisting crane is by natural gas engine 11, the storage tank of storage gaseous natural gas and gaseous state (CNG) natural gas system that pressure relief assembly forms, using gasification natural fuels as fuel, to meet hoisting crane work needs, compared to existing technology using diesel oil as fuel, the fuel using in the utility model on the one hand storage is abundanter, price is relatively low, can reduce the use cost of hoisting crane, facts have proved, the use cost of natural fuels hoisting crane is saved more than 30% than diesel oil hoisting crane.
On the other hand, natural fuels belongs to clear energy sources, can greatly reduce the content of pollutants in hoisting crane tail gas, is conducive to environmental protection; In addition, natural fuels anti-detonating quality is relatively good, and the noise producing when work is lower.
In the various embodiments described above, natural gas engine 11 can be positioned at platen 30 lower surfaces, and its position is near hoisting box 31; Mostly be arranged at away platen 30 lower surfaces and close operator's compartment 31 positions for the driving engine of diesel oil hoisting crane of the prior art, when existing diesel oil hoisting crane being replaced by natural fuels while starting, natural gas engine 11 and the roughly same position in hoisting crane of diesel motor, structure and the position of the drive disk assembly being connected with driving engine without the existing hoisting crane of change like this, improvement cost is lower.
In a kind of concrete embodiment, fluid reservoir 12 can be fixed on and be walked platen 30 upper surfaces between hoisting box 31 and turntable 32 by the first installation bracket 20, its position away from described walk platen 30 center longitudinal surface, and near described operator's compartment; The space of walking platen 30 upper surfaces is larger, can the larger fluid reservoir 12 of receiving volume, and be convenient to the installation of fluid reservoir 12; The lateral location that in addition fluid reservoir 12 is arranged at away to platen 30 can be avoided interfering with principal arm 33.
It should be noted that, will be defined as longitudinally along length over ends of body direction herein.
Provide a kind of concrete version of the first installation bracket 20 herein, taking the cross-sectional plane of fluid reservoir 12 as circle is as example, the first installation bracket 20 comprise around the tight lock part of the tank body outer peripheral face of fluid reservoir 12 be connected described tight lock part and be fixed on the fixed part on platen 30, fixed part can be fixed on platen 30 by parts such as bolts.
Particularly, the vaporization component 13 in the various embodiments described above comprises carburetter 132 and expansion tank 131, and carburetter 132 and described expansion tank 131 left and right are arranged side by side in walking platen 30 upper surfaces, and is placed in the liquid outlet position of described fluid reservoir 12; This layout is not only convenient to the layout of pipeline between vaporization component 13 and fluid reservoir 12, and expansion tank 131 at driving engine extremely with the effect that can play instantaneous buffering in gas situation.
As everyone knows, crane products has the particularity on period of service, in the time not having engineering to carry out, hoisting crane will be placed for a long time, at this moment for safety, on general fluid reservoir 12, be provided with safety valve, in the time that the air pressure of fluid reservoir 12 interior liquefied natural gas arrives certain pressure, safety valve is opened automatically, and part natural fuels is released in atmosphere.Therefore after the long-time placement of hoisting crane, the interior natural fuels air pressure of its fluid reservoir 12 can be very little, engine starting is more difficult, and often after long-term placement, startup meeting damages engine parts, therefore the utility model can also arrange as follows.
In the various embodiments described above, storage tank 14 can be arranged at lower surface one side of walking platen 30 between hoisting box 31 and turntable 32 by the second installation bracket 40, and its position is near turntable 32.
One preferred embodiment in, engine system can also comprise the 3rd installation bracket 50, pressure reducer 161, fil 162 and valve 190 integrated installations are in the 3rd installation bracket 50, the 3rd installation bracket 50 with walk platen 30 and be fixedly connected with, both can use bolt to be fixedly connected with, and also can use the parts such as screw or welding manner and walk platen 30 and be fixedly connected with.
The integrated installing seat that each parts are set in which can be fulfiled the assembling of the part parts such as pressure reducer 161 in gas storage system, fil 162 and valve 190 ahead of schedule, is conducive to improve efficiency of assembling.
Particularly, the 3rd installation bracket 50 can have transverse arm and wall, on the cross wall of the 3rd installation bracket 50 and wall, can weld respectively some little mount pads, for fixed decompression device 161, fil 162 and shutoff valve, as the mount pad of pressure reducer 161, fil 162 and valve 190 correspondences in Fig. 5 and Fig. 6 is respectively pressure reducer mount pad 1a, fil mount pad 2a, shutoff valve mount pad 3a.
In a kind of preferred implementation, above-mentioned the 3rd installation bracket can be arranged at the upper surface of walking platen 30 between hoisting box 31 and turntable 32, walks the both sides of platen 30 described in its position occupy near described turntable 32 and with 14 points of described storage tanks; Like this can be so that the connection of pipeline between storage tank 14 and pressure relief assembly.
The quantity of storage tank is at least two, each described storage tank air extractor duct connect successively after the admission port of described natural gas engine 11, can meet like this demand that hoisting crane works long hours and moves as far as possible.
One preferred embodiment in, the quantity of storage tank can be four, stacked up and down side by side between two, the second installation bracket is the each described storage tank of binding circumferentially.
The engine system that the utility model provides also comprises for the fluid reservoir 12 of splendid attire liquefied natural gas and vaporization component 13, the outlet of fluid reservoir 12 is communicated with the admission port of natural gas engine 11 through vaporization component 13, vaporization component 13 comprises carburetter 132 and expansion tank 131, and described fluid reservoir, described carburetter, described expansion tank order are communicated with; Described carburetter 132 and described expansion tank 131 left and right be arranged side by side in described walk platen upper surface, and be placed in the liquid outlet position of described fluid reservoir 12.
In the storage space situation of same volume, the storage content of liquefied natural gas is larger, is conducive to the long-time uninterrupted operation of hoisting crane and way far away and travels.
Please refer again to Fig. 2, further, engine system can also comprise the change-over valve 17 on the admission port pipeline that is arranged at natural gas engine 11, the first admission port of change-over valve 17 is communicated with the air extractor duct of vaporization component 13, its second admission port is communicated with the air extractor duct of pressure reducer, and the air extractor duct of change-over valve 17 is communicated with the admission port of natural gas engine 11; When change-over valve 17 is during in the first control position, the first admission port is communicated with air extractor duct; When change-over valve 17 is during in the second control position, the second admission port is communicated with air extractor duct.
The automation of controlling in order to realize machinery, above-mentioned each engine system can comprise the second harvester, the second harvester is used for gathering each described storage tank 14 gaseous tension parameters, controller is according to gaseous tension calculation of parameter storage tank 14 interior gas amounts, and described gaseous tension parameter display is in the read-out of read out instrument; Operator can judge gas surplus in storage tank according to the pressure parameter on read-out, and accurately when judgement inflates storage tank.
Engine system in above-mentioned embodiment can further include the first harvester, for gathering the liquid measure parameter of fluid reservoir 12 interior liquefied natural gas; Controller, according to liquid measure calculation of parameter liquid measure, and judges this liquid measure and the size of presetting minimum liquid measure, if liquid measure is lower than default minimum liquid measure, controls described change-over valve 17 in the second control position; Otherwise, control described change-over valve 17 in the first control position, and described controller is shown in the Information Monitoring of described harvester the read-out of described read out instrument, so that operator better understands the operation situation of crane engine system.
One preferred embodiment in, in order to ensure the safe reliability of crane job, engine system also comprises the transmitter connecting between the first harvester, the second harvester and described read out instrument, before natural gas engine work, controller control transmitter carries out self-inspection automatically, and self-detection result is shown in to the read-out of read out instrument.
Provide a kind of concrete form of read out instrument herein, in the various embodiments described above, on the read-out of read out instrument, be provided with status indicator lamp, when status indicator lamp is during in blink states, represented that tolerance is lower than set amount; Now status indicator lamp flicker, the timely aerating of reminding user; When status indicator lamp is during in normal bright state, represent the not main transmitter of exact connect ion and read-out, status indicator lamp Chang Liang, other all do not show.
Process of self-test: switch on power, power light and status indicator lamp are bright, and transmitter enters self-inspection automatically.After about 3 seconds, status indicator lamp extinguishes, and expression self-inspection is passed through; Status indicator lamp does not extinguish, and expression self-inspection is not passed through.After self-inspection finishes, transmitter enters gas cylinder data acquisition process automatically.
Further, in order to ensure to enter the cleaning of natural gas engine 11 inner natural fuelses, can also between change-over valve 17 and natural gas engine 11, filter 18 be installed.
In the various embodiments described above, on the connecting pipeline of pressure relief assembly and the second admission port, be provided with check valve 15, so that natural fuels is by pressure relief assembly single flow direction the second admission port; Can further avoid like this natural fuels overflow in storage tank 14 that air pressure is higher to enter in the fluid reservoir 12 that air pressure is lower, affect the serviceability of two systems.
Fluid reservoir 12, storage tank 14 and the pipeline for natural fuels circulation of above-mentioned natural gas-storing can use steel pipe.
Further, in the engine management system of the various embodiments described above, can also further increase the fil 162 with different filtering accuracies, to further the natural fuels entering in natural gas engine 11 is filtered, improve the service life of natural gas engine 11.And in liquefied natural gas system and gasification natural gas system, the voltage regulation part such as voltage stabilizer 51 and compression indicator 52 also can be installed and improve the pressure stability on gas pipeline.
According to the use needs of system, can also in engine system, increase other function uniies, for example the first shutoff valve 191 and the second shutoff valve 192 are convenient to control liquefied natural gas air inlet gas circuit and gasification natural fuels air inlet gas circuit.
On the basis of above-mentioned engine system, the utility model also provides a kind of hoisting crane, comprises walking platen and is arranged at away the engine system on platen, and described natural gas engine system is the engine system described in above-mentioned arbitrary embodiment.
Because engine system has above-mentioned technique effect, also there is above-mentioned effect therefore there is the hoisting crane of this engine system.
The otherwise data of hoisting crane please refer to prior art, and therefore not to repeat here.
Above a kind of hoisting crane provided by the utility model and engine system thereof are described in detail.Applied specific case herein principle of the present utility model and embodiment are set forth, the explanation of above embodiment is just for helping to understand method of the present utility model and core concept thereof.Should be understood that; for those skilled in the art; do not departing under the prerequisite of the utility model principle, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.
Claims (15)
1. the engine system of a hoisting crane, it is characterized in that, comprise the natural gas engine (11) on platen (30) of walking being arranged between hoisting box (31) and turntable (32), also comprise the storage tank (14) that is loaded with high-pressure gasified natural fuels, the admission port place of described storage tank (14) is provided with for the shutoff valve being communicated with or disconnection is connected with extraneous loading line, its air extractor duct is by the admission port of natural gas engine (11) described in pipeline connection, on described pipeline, be also provided with pressure relief assembly (16) and be communicated with or close the valve (190) of this pipeline.
2. engine system as claimed in claim 1, is characterized in that, walks platen (30) lower surface described in described natural gas engine (11) is positioned at, and its position is near hoisting box (31).
3. engine system as claimed in claim 2, is characterized in that, walks the lower surface side of platen (30) described in described storage tank (14) is lifted on by the second installation bracket, and its position is near described turntable.
4. engine system as claimed in claim 3, is characterized in that, the quantity of described storage tank is at least two, each described storage tank air extractor duct connect successively after the admission port of described natural gas engine (11).
5. engine system as claimed in claim 4, is characterized in that, the quantity of described storage tank is four, stacked up and down after side by side between two, and described the second installation bracket is the each described storage tank of binding circumferentially.
6. the engine system as described in claim 1 to 5 any one, it is characterized in that, also comprise the second harvester, controller and read out instrument, described the second harvester is used for gathering each described storage tank (14) gaseous tension parameter, described controller, by described gaseous tension parameter display in the read-out of described read out instrument.
7. engine system as claimed in claim 6, it is characterized in that, also comprise the transmitter being connected between the second harvester and described read out instrument, before described natural gas engine work, described in described controller control, transmitter carries out self-inspection automatically, and self-detection result is shown in to the read-out of described read out instrument.
8. engine system as claimed in claim 6, it is characterized in that, also comprise with described walk the 3rd installation bracket that is fixedly connected with of platen (30), described pressure relief assembly (16) comprises pressure reducer (161) and fil (162), and described pressure reducer (161), described fil (162) and described valve (190) integrated installation are on the 3rd installation bracket.
9. engine system as claimed in claim 8, it is characterized in that, described in described the 3rd installation bracket is arranged at, walk the upper surface of platen (30), described in its position occupy near described turntable (32) and with described storage tank (14) point, walk the both sides of platen (30).
10. the engine system as described in claim 1 to 5 any one, it is characterized in that, also comprise fluid reservoir (12) and vaporization component (13) for splendid attire liquefied natural gas, the outlet of described fluid reservoir (12) is communicated with the admission port of described natural gas engine (11) through described vaporization component (13); Described vaporization component (13) comprises carburetter (132) and expansion tank (131), and described fluid reservoir, described carburetter, described expansion tank order are communicated with; Described carburetter (132) and described expansion tank (131) left and right be arranged side by side in described walk platen upper surface, and be placed in the liquid outlet position of described fluid reservoir (12).
11. engine systems as claimed in claim 6, it is characterized in that, also comprise fluid reservoir (12) and vaporization component (13) for splendid attire liquefied natural gas, the outlet of described fluid reservoir (12) is communicated with the admission port of described natural gas engine (11) through described vaporization component (13); Described vaporization component (13) comprises carburetter (132) and expansion tank (131), and described fluid reservoir, described carburetter, described expansion tank order are communicated with; Described carburetter (132) and described expansion tank (131) left and right be arranged side by side in described walk platen upper surface, and be placed in the liquid outlet position of described fluid reservoir (12).
12. engine systems as claimed in claim 7, it is characterized in that, also comprise fluid reservoir (12) and vaporization component (13) for splendid attire liquefied natural gas, the outlet of described fluid reservoir (12) is communicated with the admission port of described natural gas engine (11) through described vaporization component (13); Described vaporization component (13) comprises carburetter (132) and expansion tank (131), and described fluid reservoir, described carburetter, described expansion tank order are communicated with; Described carburetter (132) and described expansion tank (131) left and right be arranged side by side in described walk platen upper surface, and be placed in the liquid outlet position of described fluid reservoir (12).
13. engine systems as claimed in claim 8, it is characterized in that, also comprise fluid reservoir (12) and vaporization component (13) for splendid attire liquefied natural gas, the outlet of described fluid reservoir (12) is communicated with the admission port of described natural gas engine (11) through described vaporization component (13); Described vaporization component (13) comprises carburetter (132) and expansion tank (131), and described fluid reservoir, described carburetter, described expansion tank order are communicated with; Described carburetter (132) and described expansion tank (131) left and right be arranged side by side in described walk platen upper surface, and be placed in the liquid outlet position of described fluid reservoir (12).
14. engine systems as claimed in claim 9, it is characterized in that, also comprise fluid reservoir (12) and vaporization component (13) for splendid attire liquefied natural gas, the outlet of described fluid reservoir (12) is communicated with the admission port of described natural gas engine (11) through described vaporization component (13); Described vaporization component (13) comprises carburetter (132) and expansion tank (131), and described fluid reservoir, described carburetter, described expansion tank order are communicated with; Described carburetter (132) and described expansion tank (131) left and right be arranged side by side in described walk platen upper surface, and be placed in the liquid outlet position of described fluid reservoir (12).
15. 1 kinds of hoisting cranes, comprise vehicle frame and be arranged at described in walk the engine system on platen (30), it is characterized in that, described natural gas engine system is the engine system described in claim 1 to 14 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420173689.3U CN203845703U (en) | 2014-04-10 | 2014-04-10 | Crane and engine system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420173689.3U CN203845703U (en) | 2014-04-10 | 2014-04-10 | Crane and engine system thereof |
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| CN203845703U true CN203845703U (en) | 2014-09-24 |
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| CN201420173689.3U Withdrawn - After Issue CN203845703U (en) | 2014-04-10 | 2014-04-10 | Crane and engine system thereof |
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| CN (1) | CN203845703U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103879894A (en) * | 2014-04-10 | 2014-06-25 | 徐州重型机械有限公司 | Crane and engine system thereof |
-
2014
- 2014-04-10 CN CN201420173689.3U patent/CN203845703U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103879894A (en) * | 2014-04-10 | 2014-06-25 | 徐州重型机械有限公司 | Crane and engine system thereof |
| CN103879894B (en) * | 2014-04-10 | 2016-02-24 | 徐州重型机械有限公司 | A kind of hoisting crane and engine system thereof |
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