CN205422984U - Take pre -heating device's gas bull -dozer vaporizer water circulating system - Google Patents
Take pre -heating device's gas bull -dozer vaporizer water circulating system Download PDFInfo
- Publication number
- CN205422984U CN205422984U CN201620151375.2U CN201620151375U CN205422984U CN 205422984 U CN205422984 U CN 205422984U CN 201620151375 U CN201620151375 U CN 201620151375U CN 205422984 U CN205422984 U CN 205422984U
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- CN
- China
- Prior art keywords
- dozer
- vaporizer
- carburator
- heating device
- water
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
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- Filling Or Discharging Of Gas Storage Vessels (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
Abstract
The utility model discloses a take pre -heating device's gas bull -dozer vaporizer water circulating system belongs to water circle device technical field, including the vaporizer, the vaporizer outside is equipped with pre -heating device, pre -heating device's water inlet and delivery port respectively with the delivery port of vaporizer and water inlet correspond the intercommunication, are equipped with electric water pump between pre -heating device and the vaporizer, and power supply is connected to pre -heating device and electric water pump and the power in the gas bull -dozer, through increasing vaporizer heating cycle system in advance, preheat in advance the vaporizer, and temperature and flow after the assurance is gasified effectively improve engine cold start performance, and reduction engine key components fault rate prolongs engine service life.
Description
Technical field
This utility model relates to a kind of water circulation system, particularly relates to the combustion gas bull-dozer carburator water circulation system of a kind of band preheating apparatus, belongs to water circle device technical field.
Background technology
Combustion gas bull-dozer is a kind of to use gas engine as the dozer device of power source；Gas engine is the internal combustion engine of a kind of natural gas fuel fuel, wherein internal combustion engine is that fuel burns in machine, the heat energy that burning is produced is converted into the dynamic power machine of mechanical energy, and gaseous fuel mainly has the fuel such as CNG (compressed natural gas), LNG (liquefied natural gas), LPG (liquefied petroleum gas)；Gas cylinder is a kind of replacing fuel oil case, is to contain, store, supply fuel (liquefied natural gas), and the low-temperature heat-insulation pressure container that fill can be repeated several times；Carburator is a kind of water-bath coil heat exchanger, utilizes cycle of engine cooling water that liquefied natural gas is carried out heating, vaporizing, and makes natural gas reach to meet electromotor and uses temperature, traffic requirement, and supply engine burns.
In prior art, gas engine operation principle is as shown in Figure 1: liquefied natural gas enters carburator from gas cylinder body by pipeline, utilizing engine cooling water to carry out heating vaporization, the gas after vaporization enters heat exchanger of engine after electromagnetic valve, manostat and combustion gas cleaner.Be then passed through combustion gas thermostat, gas metering valve enters blender and clean air mixing, and mixed gas enters combustor, is easily ignited by the spark plug and starts burning.
Gas engine adapts to ambient temperature generally-25 DEG C～55 DEG C, in cold winter, cycling start difficulty faults frequent, several seconds flame-out phenomenons of cycling start often occur, after the most several times, ability cycling start, main cause is when starting cycling start, owing to ambient temperature and engine speed are low, engine coolant temperature is low and discharge is little, cause through carburator vaporization natural gas temperature low and vaporization after amount of natural gas inadequate, through heat exchanger of engine, owing to engine water temperature is low, combustion gas can not fully be heated, the natural gas temperature entering engine agitator is low, and owing to the gas quantity of vaporization is not enough, it is difficult to light.
Utility model content
The purpose of this utility model is to provide the combustion gas bull-dozer carburator water circulation system of a kind of band preheating apparatus, blood circulation is preheated by increasing carburator, carburator is preheated in advance, ensure the temperature after gasification and flow, it is effectively improved engine cold-start performance, reduce electromotor critical component fault rate, increasing service life of engine.
The combustion gas bull-dozer carburator water circulation system of band preheating apparatus described in the utility model, including carburator, preheating apparatus it is provided with outside carburator, the water inlet of described preheating apparatus is corresponding with the outlet of described carburator and water inlet respectively with outlet to be connected, it is provided with electric water pump, preheating apparatus and electric water pump between preheating apparatus and carburator and is connected power supply with the power supply in combustion gas bull-dozer.
In the case of ensureing that existing water circulation system is constant, the above-mentioned outside preheating apparatus that increases at carburator forms an independent water circulation system together with electric water pump, electric water pump promotes water flowing in this water circulation system, liquefied natural gas in carburator is carried out heating vaporization, the natural gas temperature making carburator vaporize under arctic weather is suitable and natural gas tolerance is sufficient, solves produced problem in prior art.
Described preheating apparatus includes water tank, is provided with electric heater in water tank, and water tank is tank, and electric heater is placed in water tank, and water is carried out continuous heating.
Described electric heater and electric water pump connect the power supply in combustion gas bull-dozer respectively by relay, and driver is respectively by Control electric heater and the open and close of electric water pump, it is achieved automatically controlling of electric heater and electric water pump.
This utility model compared with prior art, has the advantages that
The combustion gas bull-dozer carburator water circulation system of a kind of band preheating apparatus is provided, blood circulation is preheated by increasing carburator, carburator is preheated in advance, ensure that the fuel gas temperature after carburator gasification and flow meet engine start needs, it is effectively improved engine cold-start performance, reduce electromotor critical component fault rate, increasing service life of engine, be effectively improved bull-dozer cold starting performance under low-temperature working environment of supporting LNG electromotor.
Accompanying drawing explanation
Fig. 1 is the fundamental diagram of gas engine in prior art；
Fig. 2 is overall connection diagram of the present utility model；
Fig. 3 is to increase the fundamental diagram of gas engine after this utility model；
In figure: 1, water tank；2, electric heater；3, electric water pump；4, carburator.
Detailed description of the invention
With embodiment, this utility model is further described below in conjunction with the accompanying drawings:
Embodiment
As Figure 2-3, the combustion gas bull-dozer carburator water circulation system of band preheating apparatus described in the utility model, including carburator 4, carburator 4 is outside is provided with preheating apparatus, the water inlet of preheating apparatus and outlet respectively with the outlet of described carburator 4 and water inlet is corresponding connects, it is provided with electric water pump 3, preheating apparatus and electric water pump 3 between preheating apparatus and carburator 4 and is connected power supply with the power supply in combustion gas bull-dozer.
In order to further illustrate above-described embodiment, preheating apparatus includes water tank 1, is provided with electric heater 2 in water tank 1, and electric heater 2 is placed in water tank 1, and water is carried out continuous heating.
In order to further illustrate above-described embodiment, electric heater 2 and electric water pump 3 connect the power supply in combustion gas bull-dozer by relay respectively, driver controls electric heater 2 and the open and close of electric water pump 3 respectively by relay, it is achieved automatically controlling of electric heater 2 and electric water pump 3.
The overall operation principle of native system is: after combustion gas bull-dozer car load powers on, electric heater 2 is connected, water in water tank 1 is heated, after reaching certain water temperature, start electric water pump 3, water is made to start the cycle over flowing, through carburator 4, heat exchange by the internal liquefied natural gas of this hot water and carburator 4, liquefied natural gas is carried out heating vaporization, the gas flow being vaporized, after temperature meets engine calls, prompting driver starts to open car, after electromotor once starts, driver makes electric heater 2 and electric water pump 3 automatically power off by controlling relay, water circulation system no longer works, utilize engine cool fluid circulation that carburator carries out heating vaporization.
The combustion gas bull-dozer carburator water circulation system of the band preheating apparatus of the embodiment of the present utility model that employing describes above in association with accompanying drawing, blood circulation is preheated by increasing carburator, carburator is preheated in advance, ensure the temperature after gasification and flow, it is effectively improved engine cold-start performance, reduce electromotor critical component fault rate, increasing service life of engine.But this utility model is not limited to described embodiment.Embodiment is carried out by these in the case of without departing from principle of the present utility model and spirit change, revise, replace and deformation still falls within protection domain of the present utility model.
Claims (3)
1. the combustion gas bull-dozer carburator water circulation system of a band preheating apparatus, including carburator (4), it is characterized in that: described carburator (4) is outside is provided with preheating apparatus, the water inlet of described preheating apparatus and outlet respectively with the outlet of described carburator (4) and water inlet is corresponding connects, it is provided with electric water pump (3), preheating apparatus and electric water pump (3) between preheating apparatus and carburator (4) and is connected power supply with the power supply in combustion gas bull-dozer.
The combustion gas bull-dozer carburator water circulation system of band preheating apparatus the most according to claim 1, it is characterised in that: described preheating apparatus includes water tank (1), is provided with electric heater (2) in water tank (1).
The combustion gas bull-dozer carburator water circulation system of band preheating apparatus the most according to claim 2, it is characterised in that: described electric heater (2) and electric water pump (3) connect the power supply in combustion gas bull-dozer by relay respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620151375.2U CN205422984U (en) | 2016-02-29 | 2016-02-29 | Take pre -heating device's gas bull -dozer vaporizer water circulating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620151375.2U CN205422984U (en) | 2016-02-29 | 2016-02-29 | Take pre -heating device's gas bull -dozer vaporizer water circulating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205422984U true CN205422984U (en) | 2016-08-03 |
Family
ID=56545343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620151375.2U Expired - Fee Related CN205422984U (en) | 2016-02-29 | 2016-02-29 | Take pre -heating device's gas bull -dozer vaporizer water circulating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205422984U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105736194A (en) * | 2016-03-10 | 2016-07-06 | 山推工程机械股份有限公司 | Water circulation heating system of fuel gas bulldozer and fuel gas bulldozer |
-
2016
- 2016-02-29 CN CN201620151375.2U patent/CN205422984U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105736194A (en) * | 2016-03-10 | 2016-07-06 | 山推工程机械股份有限公司 | Water circulation heating system of fuel gas bulldozer and fuel gas bulldozer |
| CN105736194B (en) * | 2016-03-10 | 2018-08-31 | 山推工程机械股份有限公司 | A kind of combustion gas bull-dozer water-cycle heating and combustion gas bull-dozer |
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Legal Events
| 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160803 |