CN220374231U - Heating system based on 12-meter full-bearing tourist bus - Google Patents
Heating system based on 12-meter full-bearing tourist bus Download PDFInfo
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- CN220374231U CN220374231U CN202321394048.6U CN202321394048U CN220374231U CN 220374231 U CN220374231 U CN 220374231U CN 202321394048 U CN202321394048 U CN 202321394048U CN 220374231 U CN220374231 U CN 220374231U
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- radiator
- water inlet
- gas cylinder
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 187
- 239000000446 fuel Substances 0.000 claims abstract 5
- 239000000295 fuel oil Substances 0.000 description 8
- 239000007788 liquid Substances 0.000 description 3
- 239000003595 mist Substances 0.000 description 3
- 238000004873 anchoring Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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- Air-Conditioning For Vehicles (AREA)
Abstract
A heating system based on a 12-meter full-bearing tourist bus comprises an engine, wherein a water outlet of the engine is connected with a water inlet of a stop valve, a water outlet of the stop valve is connected with a water inlet of a fuel heater, a water outlet of the fuel heater is connected with a water inlet of a water outlet tee joint, one water outlet of the water outlet tee joint is connected with a water inlet of a defroster, and a water outlet of the defroster is connected with a water inlet of a water return tee joint to form a defroster waterway; the other water outlet of the water outlet tee joint is connected with the water inlet of the radiator, and the water outlet of the radiator is connected with the other water inlet of the backwater tee joint to form a radiator waterway; the water outlet of the return water tee joint is connected with the water inlet of the gas cylinder, the water outlet of the gas cylinder is connected with the water return port of the engine, and the air outlet of the gas cylinder is connected with the air outlet of the expansion water tank. Through the overall design structure of reasonable adjustment heating system, both guaranteed the demand that the vehicle operation used at various operating modes, ensured the reliability of vehicle operation again.
Description
Technical Field
The utility model belongs to the technical field of heating application of electric passenger vehicles, and particularly relates to a heating system based on a 12-meter full-bearing tourist bus.
Background
The water heating system is one of the heating systems which are widely used on the existing electric motor coach water heating system coach, and has the advantages of simple structure, strong reliability, low cost, convenient maintenance and the like.
At present, the structure of a heating system of a 12-meter full-bearing tourist bus consists of a defroster, a water inlet tee joint, a radiator-left radiator-right radiator-return tee joint, an exhaust ball valve, a fuel oil heater, a stop valve, an expansion water tank and an engine. The water outlet of the engine is firstly connected with the fuel oil heater, the heated liquid firstly enters the defroster, the water outlet of the defroster is respectively connected with 2 radiators-left and 2 radiators-right after being connected with a water inlet tee joint, and the water outlets of the left radiator and the right radiator are connected together by a water return tee joint after passing through the radiators for unified water return; the water return tee joint is connected with the water inlet of the exhaust ball valve, the water outlet of the exhaust ball valve is connected with the engine to form integral circulation, and the small water gap on the exhaust ball valve is connected with the water gap at the top of the expansion water tank. This structure has the following disadvantages:
1. the vehicle with the assembly structure does not need to generate heat when the vehicle is in rainy days in summer, when the front windshield of the vehicle is fogged to influence the driving sight, the defroster is required to work to eliminate water mist on the front windshield of a driver, the defroster cannot work independently, and when the defroster is required to work, the left radiator and the right radiator in the vehicle still have hot water to pass through, so that passengers with the temperature in the vehicle rising and approaching the left radiator and the right radiator feel extremely uncomfortable;
2. only one exhaust ball valve is used for exhausting air in a water pipe in the waterway of the assembly structure system, and when the overall temperature of the system is increased and a large number of bubbles are accumulated in a pipeline, the bubbles are difficult to be exhausted to an expansion tank through the exhaust ball valve smoothly; when the vehicle is still running continuously, the water temperature of the engine of the vehicle is extremely easy to rise sharply, and the vehicle is anchored seriously.
Disclosure of Invention
Based on the above, the utility model provides a heating system based on a 12-meter full-bearing tourist bus, and the overall design structure of the heating system is reasonably adjusted, so that the requirements of the operation of the vehicle on various working conditions are met, and the operation reliability of the vehicle is also ensured.
The technical scheme includes that the heating system based on the 12-meter full-bearing tourist bus comprises an engine, a fuel oil heater, a defroster, a radiator and an expansion tank, wherein a water outlet of the engine is connected with a water inlet of a stop valve, a water outlet of the stop valve is connected with a water inlet of the fuel oil heater, a water outlet of the fuel oil heater is connected with a water inlet of a water outlet tee joint, one water outlet of the water outlet tee joint is connected with a water inlet of the defroster, and a water outlet of the defroster is connected with a water inlet of a water return tee joint to form a defroster waterway; the other water outlet of the water outlet tee joint is connected with the water inlet of the radiator, and the water outlet of the radiator is connected with the other water inlet of the backwater tee joint to form a radiator waterway; the water outlet of the return water tee joint is connected with the water inlet of the gas cylinder, the water outlet of the gas cylinder is connected with the water return port of the engine, and the air outlet of the gas cylinder is connected with the air outlet of the expansion water tank.
Preferably, the water inlet of the gas cylinder is arranged at the upper end of the gas cylinder, the water outlet of the gas cylinder is arranged at the lower end of the gas cylinder, and the gas outlet of the gas cylinder is arranged at the top of the gas cylinder.
Preferably, a one-way water valve is arranged between the water return tee joint and the gas cylinder.
Preferably, an electromagnetic water valve I is arranged between the water outlet tee joint and the defroster.
Preferably, the radiator comprises a rear radiator-left, a front Fang Sanre device-left, a front Fang Sanre device-right and a rear radiator-right which are sequentially communicated, the other water outlet of the water outlet tee is connected with the water inlet of the electromagnetic water valve II, the water outlet of the electromagnetic water valve II is connected with the water inlet of the rear radiator-left, and the water outlet of the rear radiator-right is connected with the other water inlet of the water return tee.
Compared with the prior art, the utility model has the beneficial effects that:
1) The water channel of the heating system is divided into two independent water channel circulation, when the defroster is required to work to eliminate water mist on the front windshield of a driver, only the electromagnetic water valve in the water channel of the defroster is required to be opened, and the phenomenon that the temperature in the vehicle is increased and passengers close to the left radiator and the right radiator are extremely uncomfortable due to the fact that the left radiator and the right radiator pass hot water is avoided;
2) The air collecting cylinder is designed in the water path of the heating system, the final backwater of the water path of the heating system returns to the air collecting cylinder, air bubbles in the heating system can be gathered at the top of the air collecting cylinder and discharged to the expansion water tank, and the air can hardly enter the engine again; because the water outlet of the gas cylinder is designed at the bottom, the water at the bottom basically does not enter the engine, and the risk of anchoring the vehicle caused by the rise of the temperature of the engine due to a large amount of air in the waterway of the system is thoroughly eliminated;
3) The one-way water valve is designed in the waterway of the heating system, when the engine is started in the severe cold winter, the temperature of the engine needs to be rapidly increased, and the structure well prevents cold liquid in the heating system from generating heat exchange with liquid in the engine pipeline, so that the heat engine efficiency and the service life of the engine are improved.
Drawings
Fig. 1 is a schematic structural diagram of a heating system of a 12-meter full-load type tourist bus.
Detailed Description
The utility model will be further explained in relation to the drawings of the specification, so as to be better understood by those skilled in the art.
Example 1
As shown in fig. 1, a heating system of a full-bearing tourist bus based on 12 meters comprises an engine 1, a stop valve 2, a fuel oil heater 3, a water outlet tee joint 4, an electromagnetic water valve I5, an electromagnetic water valve II 6, a defroster 7, a radiator, a water return tee joint 9, a one-way water valve 10, a gas cylinder 11 and an expansion water tank 12; the heat sinks include a rear heat sink-left 801, a front Fang Sanre heat sink-left 802, a rear Fang Sanre heat sink-right 803, and a front heat sink right 804.
The water outlet of the engine 1 is connected with the water inlet of the stop valve 2 by adopting a rubber pipe, the water outlet of the stop valve 2 is connected with the water inlet of the fuel oil heater 3, the water outlet of the fuel oil heater 3 is connected with the water inlet of the water outlet tee joint 4, and the waterway of the heating system is divided into 2 independent waterway loops.
One water outlet of the water outlet tee 4 is connected with the water inlet of the electromagnetic water valve I5, the water outlet of the electromagnetic water valve I5 is connected with the water inlet of the defroster 7, and the water outlet of the defroster 7 is connected with the water inlet of the water return tee 9 to form a defroster waterway.
The other water outlet of the water outlet tee 4 is connected with the water inlet of the electromagnetic water valve II 6, the water outlet of the electromagnetic water valve II 6 is connected with the water inlet of the rear radiator-left 801, the water outlet of the rear radiator-left 801 is connected with the water inlet of the front radiator-left 802, the water outlet of the front radiator-left 802 is connected with the water inlet of the front radiator-right 803, the water outlet of the front radiator-right 803 is connected with the water inlet of the rear radiator-right 804, and the water outlet of the rear radiator-right 804 is connected with the other water inlet of the backwater tee 9 to form a radiator waterway.
The water channel of the heating system is divided into two independent water channel circulation, when the defroster 7 is required to work to eliminate water mist on the front windshield of a driver, only the electromagnetic water valve I5 in the water channel of the defroster is required to be opened, and the phenomenon that the temperature in the vehicle rises and passengers close to the left radiator and the right radiator feel very hot and uncomfortable due to the fact that the left radiator and the right radiator have hot water to pass through is avoided.
The water outlet of the return water tee 9 is connected with the water inlet of the one-way water valve 10, the water outlet of the one-way water valve 10 is connected with the water inlet of the gas cylinder 11, the water outlet of the gas cylinder 11 is connected with the water return port of the engine 1, and the air outlet of the gas cylinder 11 is connected with the air outlet of the expansion water tank 12. Wherein, the water inlet of the gas cylinder 11 is arranged at the upper end of the gas cylinder 11, the water outlet of the gas cylinder 11 is arranged at the lower end of the gas cylinder 11, and the gas outlet of the gas cylinder 11 is arranged at the top of the gas cylinder 11.
When air bubbles exist in the heating system, the air bubbles are accumulated at the top of the air cylinder 11, and the top is directly connected with the exhaust port of the expansion water tank 12, so that air is difficult to reenter the engine 1; because the water outlet of the air cylinder 11 is designed at the bottom, the water at the bottom basically does not enter the engine 1, and the risk of vehicle anchoring caused by the rise of the temperature of the engine 1 due to a large amount of air in a system waterway is avoided.
Claims (5)
1. The utility model provides a heating system based on 12 meters full-bearing formula tourist bus, includes engine (1), fuel heater (3), defroster (7), radiator and expansion tank (12), the delivery port of engine (1) is connected with the water inlet of stop valve (2), and the delivery port of stop valve (2) is connected with the water inlet of fuel heater (3), its characterized in that, the water outlet of fuel heater (3) is connected the water inlet of play water tee bend (4), and the water inlet of defroster (7) is connected to a delivery port of play water tee bend (4), and the water inlet of return water tee bend (9) is connected to the delivery port of defroster (7), forms the defroster water route; the other water outlet of the water outlet tee joint (4) is connected with the water inlet of the radiator, and the water outlet of the radiator is connected with the other water inlet of the water return tee joint (9) to form a radiator waterway; the water outlet of the water return tee joint (9) is connected with the water inlet of the gas cylinder (11), the water outlet of the gas cylinder (11) is connected with the water return port of the engine (1), and the air outlet of the gas cylinder (11) is connected with the air outlet of the expansion water tank (12).
2. The heating system based on the 12-meter full-bearing tourist bus according to claim 1, wherein the water inlet of the gas cylinder (11) is arranged at the upper end of the gas cylinder (11), the water outlet of the gas cylinder (11) is arranged at the lower end of the gas cylinder (11), and the air outlet of the gas cylinder (11) is arranged at the top of the gas cylinder (11).
3. The heating system based on the 12-meter full-bearing tourist bus according to claim 1 is characterized in that a one-way water valve (10) is arranged between the water return tee joint (9) and the gas cylinder (11).
4. A heating system based on a 12-meter full-load tourist bus according to claim 1, characterized in that an electromagnetic water valve I (5) is arranged between the water outlet tee joint (4) and the defroster (7).
5. The heating system based on the 12-meter full-bearing tourist bus according to claim 1, wherein the radiator comprises a rear radiator-left (801), a front Fang Sanre radiator-left (802), a front Fang Sanre radiator-right (803) and a rear radiator-right (804) which are sequentially communicated, the other water outlet of the water outlet tee (4) is connected with the water inlet of the electromagnetic water valve II (6), the water outlet of the electromagnetic water valve II (6) is connected with the water inlet of the rear radiator-left (801), and the water outlet of the rear radiator-right (804) is connected with the other water inlet of the water return tee (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321394048.6U CN220374231U (en) | 2023-06-02 | 2023-06-02 | Heating system based on 12-meter full-bearing tourist bus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321394048.6U CN220374231U (en) | 2023-06-02 | 2023-06-02 | Heating system based on 12-meter full-bearing tourist bus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220374231U true CN220374231U (en) | 2024-01-23 |
Family
ID=89566399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321394048.6U Active CN220374231U (en) | 2023-06-02 | 2023-06-02 | Heating system based on 12-meter full-bearing tourist bus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220374231U (en) |
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2023
- 2023-06-02 CN CN202321394048.6U patent/CN220374231U/en active Active
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