CN204283595U

CN204283595U - The cooling water Preheating unit of generator set

Info

Publication number: CN204283595U
Application number: CN201390000188.9U
Authority: CN
Inventors: 郭东禹
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-03-02
Filing date: 2013-02-28
Publication date: 2015-04-22
Anticipated expiration: 2023-02-28
Also published as: WO2013129886A1; KR101280206B1; KR20120038945A

Abstract

The cooling water Preheating unit of a kind of generator set disclosed in the utility model, is characterized in that, comprising: possess preheating space and make the cooling water of preheating flow into the cooling water preheating body of the outflow valve screw of engine body; Make the air outflow pressure device that the cooling water of described cooling water preheating body flows with natural circulation principle; Described cooling water preheating body comprises: preheater; Be arranged on the preheating body separator of central position; The through hole formed on the right side of described preheating body separator; The cooling water inflow space of bottom, described hole; Multiple valve; Because described preheating space and described cooling water inflow space communicate, even if described preheater is heated, but described preheating space and described cooling water inflow space obviously exist the temperature difference makes the natural circulation by heat transfer by convection unobstructed, when described preheater breaks down, do not need the cooling water of discharging motor, the described multiple valve only need cutting out described cooling water preheating body also can change preheater.

Description

The cooling water Preheating unit of generator set

Technical field

The utility model relates to diesel oil and the cooling water Preheating unit of jet dynamic control in winter.Specifically, by preheater, preheating is implemented to cooling water during engine stop, utilize heat transfer by convection principle, pass through natural circulation, the water temperature of the cooling water of engine interior is made to keep certain level, to promote the lubricity of motor, prevent the coal smoke occurred because of partial combustion, promote diesel oil and the jet dynamic control cooling water Preheating unit of starting property to greatest extent.

Background technique

Along with unlimited development and the height growth that is economic and industry of science, power consumption increases day by day, and for this reason, each country drops into a large amount of expense, makes great efforts the corresponding technology of exploitation, to solve electric energy problem.

Increasing of various construction and job site the electric consumption, cause existing electric company that the problem of power-off occurs often, or because of natural disaster and other various problem, trend of surging is in the consumption of backup power and demand, therefore for preventing various injury, building the demands such as the emergency power plant of generator set and job site and various building, facility and boats and ships power plant for emergency significantly increases with backup power and its marketability can be got a promotion further.

Current Preheating unit is the IN pipeline that heater and cooling water because only having pre-hot cooling water in preheating body flow into, OUT pipeline only has safety check, cooling water smooth circulation cannot be ensured with the natural circulation mode by heat transfer by convection, even and if flow into air in preheating body, also can have a strong impact on the natural circulation of cooling water because of above-mentioned situation.And As time goes on, safety check is stained with foreign matter, its function cannot be played, can cooling water circulation be hindered on the contrary.

Because of above-mentioned Railway Project, preheater often breaks down, and the cooling water circulation of preheating is bad, causes generator set cranking performance rating to decline, and under the state not having preheating during first start, because of partial combustion, discharges more coal smoke and environmental pollution problem.

The utility model cooling water Preheating unit greatly improves these problems, makes the cooling water Preheating unit of diesel oil and jet dynamic control play due effect and function.

Preheating unit is as the accessory of existing generator set, in preheating body, preheater is installed, engine body and to oil cooler supply preheating cooling water pipeline on counterflow-preventing safety check is installed, the pipeline flowed into from cooler by the cooling water of natural circulation forms, therefore, the preheater of preheating internal body runs, cooler-water temperature is made to rise to proper temperature, but preheating internal body flows into air, or service time crosses and safety check is easily stained with foreign matter, due to defect in these structures, often break down, and cooling water pipeline IN and OUT in preheating body does not have the obvious temperature difference, natural circulation cannot be implemented by heat transfer by convection, strengthen the load of preheater and easily damage heater.

For above-mentioned reasons, correctly cannot implement the effect of Preheating unit, affect the smooth performance of engine start further.

Model utility content

technical problem

The utility model object is the cooling water Preheating unit of the generator set providing defect and the problem that the above-mentioned legacy equipment of a kind of effective improvement exists.

technological scheme

For solving the problem, the utility model provides a kind of cooling water Preheating unit of generator set, and it comprises: possess preheating space 300 and make the cooling water of preheating flow into the cooling water preheating body 100 of the outflow valve screw 10,20 of engine body; Make the air outflow pressure device 200 that the cooling water of described cooling water preheating body 100 flows with natural circulation principle; Described cooling water preheating body comprises: preheater 500; Be arranged on the preheating body separator 700 of central position; The through hole 60 formed on the right side of described preheating body separator 700; The cooling water inflow space 400 of bottom, described hole; Multiple valve; Because described preheating space 300 and described cooling water inflow space 400 communicate, even if described preheater 500 is heated, but obviously there is the temperature difference and make by the natural circulation of heat transfer by convection unobstructed in described preheating space 300 and described cooling water inflow space 400, when described preheater breaks down, do not need the cooling water of discharging motor, the described multiple valve only need cutting out described cooling water preheating body 100 also can change preheater.

beneficial effect

The beneficial effects of the utility model are, run by preheater when diesel oil and gas engine stop, by the natural circulation principle of heat transfer by convection, make engine body and oil cooler, the cooling water of cooler is preheating to uniform temperature and guarantees the lubricity of motor, improve starting property when motor runs, thus saving electric energy, prevention environmental pollution, prevents the problem of damaged because of preheater overload simultaneously.

And suitably applying pressure device 200 and preheating body 100 inner, preheating space 300 and cooling water inflow space 400 and preheating body separator 700, through hole 60, further guarantee cooling water preheating and prevented the generation of problems by the natural circulation of heat transfer by convection, even if preheater 500 breaks down, do not need to discharge engine cooling water yet, only need close the valve screw 10 of preheating body 100, 20, 30, 40, also be convenient for changing preheater 500 and save the A/S time, and meet the various demands of Consumer, promote its rare value, promote the satisfaction of Consumer, and then bring more profit for produce and market business.

Accompanying drawing explanation

Fig. 1 a is the perspective exploded view of the cooling water Preheating unit structure of the generator set that the utility model embodiment is described;

Fig. 1 b is pressure unit 200 enlarged view in Fig. 1 a;

Fig. 2 is the right side model scenograph of illustrated cooled-preheated device in Fig. 1 a;

Fig. 3 is the right side model sectional view of illustrated cooling water Preheating unit in Fig. 1 a.

Embodiment

Below in conjunction with accompanying drawing, be intactly described the concrete composition step of diesel oil and jet dynamic control cooling water Preheating unit and effect, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite not making creative work, belongs to the scope of the utility model protection.

Its composition of the cooling water system figure of generator set comprises: according to the thermostat of connecting passage between the uniform temperature automatic opening-closing engine body of cooling water and cooler when implementing the cooler of cooling and oil cooler to cooling water and make the water pump of described cooling water circulation, motor run; And make it rise to proper temperature maintenance to cooling water enforcement preheating and promote the utility model and the cooling water Preheating unit of engine start.

According to Fig. 1 a to Fig. 3, the cooled-preheated device of the generator set of the utility model embodiment comprises: possess preheating space 300 and make the cooling water of preheating flow into the cooling water preheating body 100 of the outflow valve screw 10,20 of engine body; Make the air outflow pressure device 200 that the cooling water of described cooling water preheating body 100 flows with natural circulation principle.Described cooling water preheating body comprises: the through hole 60 formed on the right side of preheater 500, the preheating body separator 700 being arranged on central position, described preheating body separator 700, the cooling water inflow space 400 of bottom, described hole and multiple valve.

It is characterized in that, because described preheating space 300 and described cooling water inflow space 400 communicate, even if described preheater 500 is heated, but through hole 60 is little, making described preheating space 300 and described cooling water inflow space 400 obviously there is the temperature difference makes the natural circulation by heat transfer by convection unobstructed, when described preheater breaks down, do not need the cooling water of discharging motor, the described multiple valve only need cutting out described cooling water preheating body 100 also can change preheater.

When diesel oil and jet dynamic control start, the flowing of cooling water is, at preheating body 100 middle body of Preheating unit, separator 700 is set, the right side of preheating body separator 700 arranges the through hole 60 that diameter is 30mm, preheating space 300 and its inside are provided with the preheater 500 of pre-hot cooling water, there is the cooling water inflow space 400 flowed into by cooler its underpart, and preheating body upper has the outflow valve screw 10 making the flow of cooling water of preheating to engine body, 20, the pressure unit 200 that the air making inflow preheating body 100 inside flows out is had on the right side of it, the left surface bottom of preheating body 100 has the cooling water flowed into by cooler to flow into valve screw 30, 40, there is the automatic thermostat 600 controlling preheater 500 and run on the right side of preheating body 100, cooling water inflow space 400 inside arranges cooling water temperature transducer 50 and regulates the temperature of cooling water to keep proper temperature.

As mentioned above, preheating space 300 has preheater 500, cooling water inflow space 400 arranges cooling water temperature transducer 50, even if the therefore pre-hot cooling water of the preheater 500 of preheating space 300 inside, but temperature transducer 50 is at cooling water inflow space 400, the cooling water in two spaces can not be preheated simultaneously, makes two spaces obviously there is the temperature difference and realize the flowing of cooling water with the principle of heat transfer by convection.

For the cooling water that pre existing thermal exists cannot be with the method that makes up of the problem of natural circulation method circulation, on preheating body 100 top, pressure unit 200 is set, the cooling water of preheater 500 pairs of preheating spaces 300 is made to implement preheating, then preheating space 300 internal pressure rise and leaked-in air expands, make the pressure spring 220 of pressure unit 200 implement vertical motion to top and make air outflow baffle plate 230 rise to top, expanded air then in preheating body flows out from outflow opening 250, make the cooling water of preheating by flowing out valve screw 10, 20 successfully flow into oil cooler and engine body.And, preheating body 100 inside preheating body separator 700 is divided into preheating space 300 and cooling water inflow space 400, the through hole 60 of the diameter 30mm of two space intercommunications is set on the right side of it, two spaces of the portion that cooling water flow out of of preheating body 100 and inflow part are made obviously to there is the temperature difference, do not need use counterflow prevention check valve and get rid of the impaired main cause of heater, realize cooling water circulation with the natural circulation principle by heat transfer by convection.

As shown in Figure 1a, the structure of the preheating body 100 of Preheating unit and preheating body separator 700 and function thereof, and the pressure unit 200 that arranges of the top of preheating body 100 shown in Fig. 1 b is exactly the core technology of the utility model and cooling water Preheating unit.

Preheater 500 Shi Buxu that breaks down discharges engine cooling water, only need close valve screw 10,20,30, the 40 i.e. replaceable preheater 500 of preheating body 100 left surface and top assembling, thus quickening A/S speed, also reduce cooling water leakage to greatest extent.

Above preferred embodiment only in order to the technical solution of the utility model to be described, is not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technological scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of technological scheme described in each embodiment of the utility model.

commercial Application

The cooling water Preheating unit of generator set of the present utility model can be applied on the industrial field of the cooling unit of the various motor such as automobile, generator.

Claims

1. a cooling water Preheating unit for generator set, is characterized in that,

Comprise: possess preheating space (300) and make the cooling water of preheating flow into the cooling water preheating body (100) of the outflow valve screw (10,20) of engine body; Make the air outflow pressure device (200) that the cooling water of described cooling water preheating body (100) flows with natural circulation principle;

Described cooling water preheating body comprises:

Preheater (500);

Be arranged on the preheating body separator (700) of central position;

The through hole (60) that described preheating body separator (700) right side is formed;

The cooling water inflow space (400) of bottom, described hole;

Multiple valve.