CN205638725U - Utilize automobile engine waste heat to gain hydrothermal device for - Google Patents
Utilize automobile engine waste heat to gain hydrothermal device for Download PDFInfo
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- CN205638725U CN205638725U CN201620430471.0U CN201620430471U CN205638725U CN 205638725 U CN205638725 U CN 205638725U CN 201620430471 U CN201620430471 U CN 201620430471U CN 205638725 U CN205638725 U CN 205638725U
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- Prior art keywords
- automobile engine
- water
- temperature sensor
- pump
- boiler
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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
- Y02T10/12—Improving ICE efficiencies
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- Air-Conditioning For Vehicles (AREA)
Abstract
The utility model discloses an utilize automobile engine waste heat to gain hydrothermal device for relates to car auxiliary facilities, is applicable to residence vehicle. The utility model discloses the technical essential: including heat exchanger, hot -water tank and hot cycle control unit, the first loop is constituteed with liquid to liquid heat exchanger's a circulation branch road to the hot -water tank, heat exchanger's another circulation branch road and access automobile engine heat dissipation circulation circuit, hot cycle control unit is arranged in controlling the first loop's liquid circulation.
Description
Technical field
This utility model relates to automobile auxiliary equipment, a kind of device utilizing automobile engine residual heat to exchange hot water for, it is adaptable to lodging vehicle (caravan).
Background technology
The utilization of the most traditional automobile engine residual heat is only limitted to warm air system in car, and the waste heat manifold supercooling liquid of electromotor be medium in radiator is discharged into air, and be underutilized.
The domestic hot-water of lodging vehicle obtains the gas heating that the many employings of mode are traditional, fuel Heating or external power supply heating at present, is in other words required for the supply that the extra energy carries out heating to meet lodging vehicle domestic hot-water.
Utility model content
Goal of the invention of the present utility model is: for the problem of above-mentioned existence, it is provided that a kind of device utilizing automobile engine residual heat to exchange hot water for.
In view of one rational temperature of the normal job demand of automobile engine, the lowest or the highest normal work being all unfavorable for electromotor of engine temperature, manual control heat exchange will affect the optimum working temperature of electromotor opportunity.
To this end, the technical solution adopted in the utility model is such that including heat exchanger, boiler and thermal cycle control unit；Described boiler forms the first loop with a circulation branch road of heat exchanger；Another circulation branch road and the access automobile engine heat radiation closed circuit of heat exchanger；Described thermal cycle control unit is for controlling the liquid circulation in the first loop.
Further, described automobile engine heat radiation closed circuit is automobile engine cooling liquid closed circuit, and described heat exchanger is that liquid is to liquid heat exchanger.
Further, described thermal cycle control unit is for detecting the temperature of automobile engine heat radiation closed circuit medium, and starts the liquid circulation in the first loop when the temperature of coolant is higher than first threshold.
Further, described thermal cycle control unit is additionally operable to detect the water temperature in boiler, and closes the liquid circulation in the first loop when the water temperature in boiler is more than Second Threshold.
Further, described thermal cycle control unit includes the first temperature sensor, pump and controller；
Described first temperature sensor, for detecting the temperature of described medium, has signal with controller and is connected；
Pump is connected in described first loop, also has signal with controller and is connected；
Described controller is for starting pump when the signal of the first temperature sensor output is more than first threshold.
Further, described thermal cycle control unit also includes the second temperature sensor；
Described second temperature sensor, for detecting the water temperature in boiler, also has signal and is connected with controller；
Described controller is for cutting out pump when the signal of the second temperature sensor output is more than Second Threshold.
Further, described controller is single-chip microcomputer.
Further, described controller includes the first comparator and the second comparator；
First comparator and the first temperature sensor have signal and connect, and for the output valve of the first temperature sensor being compared with first threshold, control pump when the output valve of the first temperature sensor is more than first threshold and open；
Second comparator and the second temperature sensor have signal and connect, and for the output valve of the second temperature sensor being compared with Second Threshold, control pump when the output valve of the second temperature sensor is more than Second Threshold and close.
Further, cold water storage cistern and water mixing valve are also included；The outlet of described cold water storage cistern is connected with the first water inlet of water mixing valve, and another outlet of boiler is connected with the second water inlet of water mixing valve；Water mixing valve has at least one outlet.
Further, the second water pump and the 3rd water pump are also included；Described second water pump is connected to described in boiler on the pipeline between another outlet and water mixing valve；Described 3rd water pump is connected on the pipeline between cold water storage cistern outlet and water mixing valve.
In sum, owing to have employed technique scheme, the beneficial effects of the utility model are:
This utility model is by the temperature monitoring of engine coolant and the monitoring of water temperature, auto-controll operation heat-exchanger rig in boiler, being exchanged for hot water by engine exhaust heat, be stored in boiler to live and being used；Achieve the waste heat of automobile engine in the case of not affecting engine work effectively, sufficiently utilize, save the energy and reduce the hot water supply cost of lodging vehicle.
Accompanying drawing explanation
Fig. 1 is the theory diagram of one embodiment of this utility model.
Fig. 2 is the theory diagram of another embodiment of this utility model.
Fig. 3 is the theory diagram of an embodiment of coolant circuit in this utility model.
Detailed description of the invention
Below in conjunction with the accompanying drawings, this utility model is described in detail.
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, this utility model is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain this utility model, is not used to limit this utility model.
First embodiment
As it is shown in figure 1, the present embodiment includes that liquid is to liquid heat exchanger, boiler and thermal cycle control unit.The thermal source that the present embodiment uses is automobile engine cooling liquid, in other embodiments, when the radiating mode of automobile engine does not uses coolant, so thermal source can be the material of other forms, such as gas, accordingly, liquid one-tenth the most replaceable to liquid heat exchanger gas is to liquid heat exchanger.
The water inlet of the first circulation branch road of liquid heat exchanger is connected by the outlet of described boiler with liquid, the outlet of the first circulation branch road of liquid heat exchanger is connected by liquid with the water inlet of boiler, and boiler forms the first loop with liquid to the first circulation branch road of liquid heat exchanger；Thermal cycle control unit is for controlling the liquid circulation in the first loop.
Liquid also has the second circulation branch road to liquid heat exchanger, and the second circulation branch road accesses in automobile engine cooling liquid closed circuit.Particularly the water inlet of the second circulation branch road is connected with the coolant delivery outlet of automobile engine, and the outlet of the second circulation branch road is connected with the coolant input port of automobile engine.
In another embodiment, Fig. 3 is seen.Two threeways are accessed in original automobile engine cooling liquid closed circuit, wherein, the water inlet of the second circulation branch road of liquid heat exchanger is connected by the 3rd end (two accessed in threeway in coolant closed circuit ends are referred to as the first end, the second end) of the threeway of nearly automobile engine cooling liquid delivery outlet with liquid, and the outlet of the second circulation branch road of liquid heat exchanger is connected by the 3rd end (two accessed in threeway in coolant closed circuit ends are referred to as the first end, the second end) of the threeway of nearly automobile engine cooling liquid input port with liquid.I.e. in automobile engine cooling liquid closed circuit, increase a parallel branch by two threeways, second circulation branch road of liquid heat exchanger is accessed this parallel branch by liquid, for the ease of controlling also to set up cycler in this parallel branch, such as controllable valve.As a deformation of this embodiment, a pump can be used as cycler or when parallel branch has and follows controllable valve, then set up a pump, increase the circulation power of coolant.Cycler in parallel branch can be connected with a controller with pump or directly by manually carrying out hand control.
Liquid is existing product to liquid exchange, does not repeats them here its internal structure.
One embodiment of thermal cycle control unit includes: temperature sensor 1, pump and controller；Described temperature sensor 1, for detecting the temperature of coolant, has signal with controller and is connected；Pump is connected in described first loop, also has signal with controller and is connected.
Described controller is for starting pump when the signal of the first temperature sensor output is more than first threshold.
One deformation of the present embodiment is to set up temperature sensor 2；Described temperature sensor 2, for detecting the water temperature in boiler, also has signal and is connected with controller；Described controller cuts out pump when the signal that temperature sensor 2 exports is more than Second Threshold.
Wherein, first threshold refers to ensure the lowest set temperature of the coolant of engine work, and when coolant temperature is less than this lowest set temperature, this device does not the most obtain heat not affect engine work from coolant.Second Threshold refers to the highest setting value of boiler water temperature, does not the most continue heating when boiler water temperature over-high.
In more specifically heat exchange control unit embodiment, described controller is single-chip microcomputer, and in the present embodiment, single-chip microcomputer only does the numeric ratio of routine relatively.
In still another embodiment, described controller includes comparator 1 and comparator 2.
Comparator 1 has signal with temperature sensor 1 and is connected, and for the output valve of temperature sensor 1 being compared with first threshold, controls pump when the output valve of temperature sensor 1 is more than first threshold and opens；Comparator 2 has signal with temperature sensor 2 and is connected, and for the output valve of temperature sensor 2 being compared with Second Threshold, controls pump when the output valve of temperature sensor 2 is more than Second Threshold and closes.
The circuit structure of above two valve controling circuit can ensure that and utilizes engine exhaust heat not interfere with the properly functioning of automobile engine when heating domestic water.
It is expanded on further in conjunction with utility model works principle below.
When coolant temperature is more than setting value, the pump startup in the first loop, the loop that therefore liquid heat exchanger is formed by boiler, water pump and liquid is unimpeded, and the water of boiler flows under the effect of water pump in the first loop.The coolant of automobile engine can flow out from electromotor under the pumping action that electromotor carries, and returns to engine interior after the liquid the second circulation branch road to liquid heat exchanger；Or flow out from the 3rd end of the threeway of nearly coolant delivery outlet under the common effect of the pump in pump that coolant carries at electromotor and described parallel branch, through flowing back to from the 3rd end of the threeway of nearly coolant input port after the liquid the second circulation branch road to liquid heat exchanger.
In a heat exchanger, the water during the heat of coolant passes to loop 1 so that it is heating up, the water after intensification returns to boiler, after the water temperature of boiler is more than setting value, the pump in the first loop quits work, and the liquid circulation in the first loop stops.
Second embodiment
The present embodiment adds cold water storage cistern and water mixing valve on the basis of above-described embodiment.
Referring to Fig. 2, the outlet of described cold water storage cistern is connected with the cold water inlet of water mixing valve, and another outlet of boiler is connected with the water inlet of hot water of water mixing valve；Water mixing valve has at least one outlet.
So people by the mixed proportion of water mixing valve regulation hot water with cold water, and then may regulate water temperature, more convenient.
On the basis of the second embodiment, also can set up water pump 2 and water pump 3；Described water pump 2 is connected to described in boiler on the pipeline between another outlet and water mixing valve；Described water pump 3 is connected on the pipeline between cold water storage cistern outlet and water mixing valve.Hydraulic pressure can be increased, it is ensured that use discharge after increasing water pump.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all any amendment, equivalent and improvement etc. made within spirit of the present utility model and principle, within should be included in protection domain of the present utility model.
Claims (10)
1. one kind utilizes the device that automobile engine residual heat exchanges hot water for, it is characterised in that include heat exchanger, boiler and thermal cycle control unit；
Described boiler forms the first loop with a circulation branch road of heat exchanger；
Another circulation branch road and the access automobile engine heat radiation closed circuit of heat exchanger；
Described thermal cycle control unit is for controlling the liquid circulation in the first loop.
A kind of device utilizing automobile engine residual heat to exchange hot water for the most according to claim 1, it is characterised in that described automobile engine heat radiation closed circuit is automobile engine cooling liquid closed circuit, described heat exchanger is that liquid is to liquid heat exchanger.
A kind of device utilizing automobile engine residual heat to exchange hot water for the most according to claim 1, it is characterized in that, described thermal cycle control unit is for detecting the temperature of automobile engine heat radiation closed circuit medium, and starts the liquid circulation in the first loop when the temperature of described medium is higher than first threshold.
A kind of device utilizing automobile engine residual heat to exchange hot water for the most according to claim 3, it is characterized in that, described thermal cycle control unit is additionally operable to detect the water temperature in boiler, and closes the liquid circulation in the first loop when the water temperature in boiler is more than Second Threshold.
A kind of device utilizing automobile engine residual heat to exchange hot water for the most according to claim 3, it is characterised in that described thermal cycle control unit includes the first temperature sensor, pump and controller；
Described first temperature sensor, for detecting the temperature of described medium, has signal with controller and is connected；
Pump is connected in described first loop, also has signal with controller and is connected；
Described controller is for starting pump when the signal of the first temperature sensor output is more than first threshold.
A kind of device utilizing automobile engine residual heat to exchange hot water for the most according to claim 5, it is characterised in that described thermal cycle control unit also includes the second temperature sensor；
Described second temperature sensor, for detecting the water temperature in boiler, also has signal and is connected with controller；
Described controller is for cutting out pump when the signal of the second temperature sensor output is more than Second Threshold.
7. according to a kind of device utilizing automobile engine residual heat to exchange hot water for described in claim 5 or 6, it is characterised in that described controller is single-chip microcomputer.
A kind of device utilizing automobile engine residual heat to exchange hot water for the most according to claim 6, it is characterised in that described controller includes the first comparator and the second comparator；
First comparator and the first temperature sensor have signal and connect, and for the output valve of the first temperature sensor being compared with first threshold, control pump when the output valve of the first temperature sensor is more than first threshold and open；
Second comparator and the second temperature sensor have signal and connect, and for the output valve of the second temperature sensor being compared with Second Threshold, control pump when the output valve of the second temperature sensor is more than Second Threshold and close.
A kind of device utilizing automobile engine residual heat to exchange hot water for the most according to claim 1, it is characterised in that also include cold water storage cistern and water mixing valve；
The outlet of described cold water storage cistern is connected with the first water inlet of water mixing valve, and another outlet of boiler is connected with the second water inlet of water mixing valve；Water mixing valve has at least one outlet.
A kind of device utilizing automobile engine residual heat to exchange hot water for the most according to claim 9, it is characterised in that also include the second water pump and the 3rd water pump；Described second water pump is connected to described in boiler on the pipeline between another outlet and water mixing valve；Described 3rd water pump is connected on the pipeline between cold water storage cistern outlet and water mixing valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620430471.0U CN205638725U (en) | 2016-05-13 | 2016-05-13 | Utilize automobile engine waste heat to gain hydrothermal device for |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620430471.0U CN205638725U (en) | 2016-05-13 | 2016-05-13 | Utilize automobile engine waste heat to gain hydrothermal device for |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205638725U true CN205638725U (en) | 2016-10-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620430471.0U Expired - Fee Related CN205638725U (en) | 2016-05-13 | 2016-05-13 | Utilize automobile engine waste heat to gain hydrothermal device for |
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| Country | Link |
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| CN (1) | CN205638725U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105822455A (en) * | 2016-05-13 | 2016-08-03 | 成都宇能通能源开发有限公司 | Device for preparing hot water by using waste heat of automobile engine |
-
2016
- 2016-05-13 CN CN201620430471.0U patent/CN205638725U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105822455A (en) * | 2016-05-13 | 2016-08-03 | 成都宇能通能源开发有限公司 | Device for preparing hot water by using waste heat of automobile engine |
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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 |
Granted publication date: 20161012 Termination date: 20190513 |
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| CF01 | Termination of patent right due to non-payment of annual fee |