CN209761541U - Cooling system and engine - Google Patents
Cooling system and engine Download PDFInfo
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- CN209761541U CN209761541U CN201822273292.2U CN201822273292U CN209761541U CN 209761541 U CN209761541 U CN 209761541U CN 201822273292 U CN201822273292 U CN 201822273292U CN 209761541 U CN209761541 U CN 209761541U
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Abstract
The utility model discloses a cooling system, which comprises a water pump, an engine oil cooler, a machine body cylinder cover, a thermostat, a heat exchanger and a water distribution module, wherein the water distribution module is provided with a water inlet interface and a water outlet interface; the water inlet interface comprises a first water inlet, a second water inlet and a third water inlet, wherein the first water inlet is communicated with a water outlet of the water pump in a close-proximity mode, the second water inlet is communicated with a water outlet of a water jacket exhaust pipe of the engine body cylinder cover in a close-proximity mode, and the third water inlet is communicated with a water outlet of the engine oil cooler in a close-proximity mode; the water outlet interface comprises a first water outlet, a second water outlet and a third water outlet, wherein the first water outlet is communicated with a water inlet of the engine body cylinder cover in a close-proximity mode, the second water outlet is communicated with a water inlet of the thermostat in a close-proximity mode, and the third water outlet is communicated with a water inlet of the engine oil cooler in a close-proximity mode. The pipeline of the cooling system is highly integrated, the compactness of the whole machine is greatly improved, the number of pipeline parts is greatly reduced, and the production and assembly processes are simplified; in addition, the reduction of the pipeline parts leads to the corresponding reduction of the sealing positions, thereby reducing the risk of leakage.
Description
Technical Field
The utility model relates to an engine pipe layout technical field especially relates to a cooling system and engine.
Background
The cooling system of the engine generally needs to be provided with parts such as a water pump, a water inlet pipe, an engine oil cooler, a thermostat, a heat exchanger, a water drain valve, an air release pipe and the like in a limited range. And the cooling system is used for preventing the engine from being overheated and preventing the engine from being overcooled in winter.
The heat exchanger is also called a heat exchanger and refers to equipment for transferring partial heat of hot fluid to cold fluid; the thermostat refers to a valve that controls a flow path of the cooling liquid; an oil cooler is a device for accelerating the heat dissipation of lubricating oil to keep the temperature at a lower temperature.
The main parts of the existing engine cooling system are generally arranged in a mode of connecting with external cooling water pipelines, the whole machine of the arrangement mode is fully distributed with water pipes, and a large number of pipe joints and interfaces need to be sealed. The number of parts is large, so that the production and assembly are troublesome and the cost is high; and the sealing position is many, and the assembly is loaded down with trivial details, and the seepage risk is big.
In summary, how to solve the problem of tedious assembly and high cost of the engine cooling system has become a technical problem that needs to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a cooling system and engine to solve the loaded down with trivial details problem with high costs of engine cooling system assembly.
In order to achieve the purpose, the utility model provides a cooling system, which comprises a water pump, an engine oil cooler, a cylinder body, a thermostat, a heat exchanger and a water distribution module, wherein the water distribution module is provided with a water inlet interface and a water outlet interface;
The water inlet interface comprises a first water inlet, a second water inlet and a third water inlet, wherein the first water inlet is communicated with a water outlet of the water pump in an adjacent arrangement mode, the second water inlet is communicated with a water outlet of a water jacket exhaust pipe of the cylinder block in an adjacent arrangement mode, and the third water inlet is communicated with a water outlet of the engine oil cooler in an adjacent arrangement mode;
The water outlet interface comprises a first water outlet, a second water outlet and a third water outlet, wherein the first water outlet is communicated with a water inlet of an engine body cylinder cover of the cylinder body in an adjacent arrangement mode, the second water outlet is communicated with a water inlet of the thermostat in an adjacent arrangement mode, and the third water outlet is communicated with a water inlet of the engine oil cooler in an adjacent arrangement mode.
Preferably, at least one of the communication structure between the water outlet of the water pump and the first water inlet, the communication structure between the water outlet of the water jacket exhaust pipe corresponding to the cylinder block and the second water inlet, and the communication structure between the water outlet of the oil cooler and the third water inlet is a structure in which end surfaces are directly communicated. Preferably, at least one of the communicating structure between the water inlet of the engine body cylinder cover and the first water outlet, the communicating structure between the water inlet of the thermostat and the second water outlet, and the communicating structure between the water inlet of the engine oil cooler and the third water outlet is a structure with directly communicated end surfaces.
Preferably, the heat exchanger is arranged integrally with a water tank of the engine.
Preferably, be provided with on the water tank and be used for controlling the malleation of water tank is not more than the positive pressure valve of predetermineeing the malleation value and is used for the negative pressure of water tank is not less than the negative pressure valve of predetermineeing the negative pressure value.
preferably, the engine body cylinder cover comprises a left engine body cylinder cover and a right engine body cylinder cover, and the second water inlet comprises a second sub water inlet a which is closely adjacent to and communicated with a water outlet of the water jacket exhaust pipe of the left engine body cylinder cover and a second sub water inlet b which is closely adjacent to and communicated with a water outlet of the water jacket exhaust pipe of the right engine body cylinder cover; the first water outlet comprises a first sub water outlet a communicated with the close-proximity arrangement of the water inlet of the left engine body cylinder cover and a first sub water outlet b communicated with the close-proximity arrangement of the water inlet of the right engine body cylinder cover.
Preferably, the water pump, the thermostat and the heat exchanger are located at the front end of the engine.
Preferably, the water pump, the thermostat and the heat exchanger are all independently detachable and replaceable components.
Preferably, the water distribution module is provided with a temperature sensor for detecting the temperature of water in the water distribution module.
compared with the introduction content of the background technology, the cooling system comprises a water pump, an engine oil cooler, a machine body cylinder cover, a thermostat, a heat exchanger and a water distribution module, wherein the water distribution module is provided with a water inlet interface and a water outlet interface; the water inlet interface comprises a first water inlet, a second water inlet and a third water inlet, wherein the first water inlet is communicated with a water outlet of the water pump in a close-proximity mode, the second water inlet is communicated with a water outlet of a water jacket exhaust pipe of the engine body cylinder cover in a close-proximity mode, and the third water inlet is communicated with a water outlet of the engine oil cooler in a close-proximity mode; the water outlet interface comprises a first water outlet, a second water outlet and a third water outlet, wherein the first water outlet is communicated with a water inlet of the engine body cylinder cover in a close-proximity mode, the second water outlet is communicated with a water inlet of the thermostat in a close-proximity mode, and the third water outlet is communicated with a water inlet of the engine oil cooler in a close-proximity mode. The pipelines of the cooling system are highly integrated, in the actual working process, the water pump distributes cooling water to a cylinder body (a left cylinder body and a right cylinder body in the case of a V-shaped engine body) and an oil cooler of the engine through the water distribution module, meanwhile, the water distribution module collects water from a cylinder cover of the engine body and the oil cooler together and supplies the water to the thermostat, and a water inlet on the water distribution module is closely communicated with a water outlet of a corresponding component and a water outlet on the water distribution module is closely communicated with a water inlet of the corresponding component, so that the compactness of the whole engine is greatly increased, the integral attractiveness is improved, the number of pipeline parts is greatly reduced, the production and assembly processes are simplified, and the cost is reduced; in addition, the reduction of the pipeline parts leads to the corresponding reduction of the sealing positions, thereby reducing the risk of leakage.
In addition, the utility model also provides an engine, including cooling system, this cooling system is the cooling system that any scheme described above. Since the cooling system has the technical effects, an engine having the cooling system also has corresponding technical effects, which are not described herein again.
Drawings
Fig. 1 is a schematic structural diagram of a cooling system according to an embodiment of the present invention;
Fig. 2 is a schematic structural diagram of a cooling system disposed at a front end of an engine according to an embodiment of the present invention.
In the above figures 1 and 2 of the drawings,
The engine oil cooling system comprises a water pump 1, an engine oil cooler 2, a cylinder body 3, a thermostat 4, a heat exchanger 5, a water distribution module 6, a water jacket exhaust pipe 7, a water tank 8, a positive pressure valve 9, a negative pressure valve 10, a left engine body cylinder cover 11, a right engine body cylinder cover 12, a temperature sensor 13, an air release pipe 14, a water release valve 15, a refrigerant inflow end 16 and a refrigerant outflow end 17;
in addition, the direction of the water flow is represented by the direction of the arrows in the figure.
Detailed Description
The core of the utility model is to provide a cooling system and engine to solve the problem that the engine cooling system assembly is loaded down with trivial details with high costs.
In order to make those skilled in the art better understand the technical solutions provided by the present invention, the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 and fig. 2, a cooling system provided by an embodiment of the present invention includes a water pump 1, an oil cooler 2, a cylinder block 3, a thermostat 4, a heat exchanger 5, and a water distribution module 6, where the water distribution module 6 is provided with a water inlet interface and a water outlet interface; the water inlet interface comprises a first water inlet which is closely arranged and communicated with a water outlet of the water pump 1, a second water inlet which is closely arranged and communicated with a water outlet of a water jacket exhaust pipe 7 of the cylinder body and a third water inlet which is closely arranged and communicated with a water outlet of the engine oil cooler 2; the water outlet interface comprises a first water outlet which is closely adjacent to and communicated with a water inlet of a cylinder cover of the cylinder body, a second water outlet which is closely adjacent to and communicated with a water inlet of the thermostat 4, and a third water outlet which is closely adjacent to and communicated with a water inlet of the oil cooler 2.
The pipelines of the cooling system are highly integrated, in the actual working process, the water pump distributes cooling water to a cylinder body (a left cylinder body and a right cylinder body in the case of a V-shaped engine body) and an oil cooler of the engine through the water distribution module, meanwhile, the water distribution module collects water from a cylinder cover of the engine body and the oil cooler together and supplies the water to the thermostat, and a water inlet on the water distribution module is closely communicated with a water outlet of a corresponding component and a water outlet on the water distribution module is closely communicated with a water inlet of the corresponding component, so that the compactness of the whole engine is greatly increased, the integral attractiveness is improved, the number of pipeline parts is greatly reduced, the production and assembly processes are simplified, and the cost is reduced; in addition, the reduction of the pipeline parts leads to the corresponding reduction of the sealing positions, thereby reducing the risk of leakage.
It should be noted here that as will be appreciated by those skilled in the art, the thermostat typically has an inlet heat exchanger that can selectively feed water into the thermostat, and when the thermostat is in a small-cycle cooling system, the cold water from the thermostat is directed to a water pump for the next cycle; the general diesel engine's major cycle process does, after cooling water got into heat exchanger by the thermostat, heat exchanger connect in addition the outlet pipe get into say the pump, nevertheless the utility model discloses preferred thermostat's working form is: when the thermostat is in a large circulation cooling system, cooling water enters the heat exchanger from the thermostat for heat exchange, then returns to the thermostat again, and finally enters the water pump for the next circulation. It should also be understood that the heat exchanger generally includes a refrigerant inflow end 16 and a refrigerant outflow end 17.
it should be noted that the cooling system of the present invention employs a forced water cooling system, and the cooling water circulates in the system. The water path enters a water distribution cavity of the water distribution module from a water pump outlet, and distributes cooling water to a cooling water jacket and an engine oil cooler of a machine body cylinder cover (comprising a left cylinder body and a right cylinder body for a V-shaped engine) of the cylinder block; after passing through the left and right cylinder blocks of the engine body, the cooling water respectively enters the cylinder heads on one sides, then enters the water jacket exhaust pipes on one sides, flows out, and is converged with the cooling water flowing out of the oil cooler in the water distribution module to enter the thermostat. If the thermostat is in a small circulation, cold water directly enters a water pump to enter the next circulation; the general diesel engine's major cycle process does, after cooling water got into heat exchanger by the thermostat, heat exchanger connect in addition the outlet pipe get into say the pump, nevertheless the utility model discloses preferred thermostat working form is: if the circulation is large, the cooling water enters the heat exchanger from the thermostat for heat exchange, then returns to the thermostat again, and finally enters the water pump for the next circulation. Further, as will be understood by those skilled in the art, the cooling system generally further includes a water drain valve 15 provided on the body, a gas drain pipe 14 communicating the body to the water tank, a temperature sensor for detecting the temperature of water in the cooling system, a pressure valve of the water tank, and the like.
In some more specific embodiments, at least one of the communication structure between the water outlet of the water pump 1 and the first water inlet, the communication structure between the water outlet of the water jacket exhaust pipe 7 corresponding to the cylinder block and the second water inlet, and the communication structure between the water outlet of the oil cooler 2 and the third water inlet is a structure in which end surfaces are directly communicated. Similarly, at least one of the communicating structure between the water inlet of the engine body cylinder cover and the first water outlet, the communicating structure between the water inlet of the thermostat 4 and the second water outlet, and the communicating structure between the water inlet of the engine oil cooler 2 and the third water outlet is a structure with directly communicated end surfaces. Through the structure that the terminal surface is direct to communicate, the compactness that the whole machine was arranged is improved to the arrangement of the pipeline that can significantly reduce, has further simplified cooling system's arrangement structure, has reduced the assembly degree of difficulty, has promoted the reliability of whole machine. Furthermore, it should be noted that standardized hard-plugged tube connections can be used for components that cannot be connected using an end-face construction.
In some more specific embodiments, the heat exchanger 5 and the engine water tank 8 are preferably arranged in an integrated arrangement. Thereby further increasing the compactness of the cooling system arrangement.
In a further embodiment, the pressure control valve of the water tank is preferably a split control valve, and specifically, the water tank 8 is provided with a positive pressure valve 9 for controlling the positive pressure of the water tank not greater than a preset positive pressure value and a negative pressure valve 10 for controlling the negative pressure of the water tank not less than a preset negative pressure value.
In a further embodiment, the cooling system of the present invention is preferably applied to a V-engine, the engine cylinder covers at this time specifically include a left engine cylinder cover 11 and a right engine cylinder cover 12, the second water inlet includes a second sub water inlet a communicated with the water outlet of the water jacket exhaust pipe corresponding to the left engine cylinder cover 11 and a second sub water inlet b communicated with the water outlet of the water jacket exhaust pipe corresponding to the right engine cylinder cover 12; the first water outlet comprises a first sub water outlet a which is closely adjacent to and communicated with the water inlet of the left engine body cylinder cover 11 and a first sub water outlet b which is closely adjacent to and communicated with the water inlet of the right engine body cylinder cover 12. It will of course be appreciated that the type of engine to which the cooling system of the present invention is applied is not limited to the exemplified V-engine but may be an L-shaped in-line engine, a W-shaped engine, an opposed engine, a radial engine, etc.
In a further embodiment, the water pump 1, the thermostat 4 and the heat exchanger 5 are located at the front end of the engine in order to facilitate the servicing of the cooling system of the engine. It should be noted that, as will be understood by those skilled in the art, the front end of the engine refers to the end of the engine that facilitates maintenance inspection.
in addition, the water pump 1, the thermostat 4 and the heat exchanger 5 are all independently detachable and replaceable parts for convenient replacement and maintenance.
In a more specific embodiment, the temperature sensor of the cooling system for detecting the temperature of the internal water is preferably arranged on the water distribution module 6 and it detects the outlet water temperature of the engine, since the outlet water temperature reflects the operating conditions of the engine.
In addition, the utility model also provides an engine, including cooling system, this cooling system is the cooling system that any scheme described above. Since the cooling system has the technical effects, an engine having the cooling system also has corresponding technical effects, which are not described herein again.
The above details are provided for the cooling system and the engine provided by the present invention. It should be noted that, in the present specification, the embodiments are all described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments may be referred to each other.
It is also noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that an article or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such article or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in an article or device that comprises the element.
The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the core concepts of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (10)
1. A cooling system comprises a water pump (1), an engine oil cooler (2), a cylinder body (3), a thermostat (4) and a heat exchanger (5), and is characterized by further comprising a water distribution module (6), wherein a water inlet interface and a water outlet interface are arranged on the water distribution module (6);
The water inlet interface comprises a first water inlet, a second water inlet and a third water inlet, wherein the first water inlet is communicated with a water outlet of the water pump (1) in an adjacent arrangement mode, the second water inlet is communicated with a water outlet of a water jacket exhaust pipe (7) of the cylinder block in an adjacent arrangement mode, and the third water inlet is communicated with a water outlet of the engine oil cooler (2) in an adjacent arrangement mode;
The water outlet interface comprises a first water outlet, a second water outlet and a third water outlet, wherein the first water outlet is communicated with a water inlet of an engine body cylinder cover of the cylinder body in an adjacent mode, the second water outlet is communicated with a water inlet of the thermostat (4) in an adjacent mode, and the third water outlet is communicated with a water inlet of the engine oil cooler (2) in an adjacent mode.
2. The cooling system according to claim 1, wherein at least one of a communication structure between the water outlet of the water pump (1) and the first water inlet, a communication structure between the water outlet of the water jacket exhaust pipe (7) corresponding to the cylinder block and the second water inlet, and a communication structure between the water outlet of the oil cooler (2) and the third water inlet is a structure in which end surfaces are directly communicated.
3. The cooling system according to claim 1 or 2, wherein at least one of the communication structure between the water inlet of the engine block cylinder head and the first water outlet, the communication structure between the water inlet of the thermostat (4) and the second water outlet, and the communication structure between the water inlet of the oil cooler (2) and the third water outlet is a structure in which end surfaces are directly communicated.
4. A cooling system according to claim 1, characterised in that the heat exchanger (5) is arranged integrally with the water tank (8) of the engine.
5. A cooling system according to claim 4, characterised in that the water tank (8) is provided with a positive pressure valve (9) for controlling the positive pressure of the water tank to be not more than a preset positive pressure value and a negative pressure valve (10) for controlling the negative pressure of the water tank to be not less than a preset negative pressure value.
6. The cooling system according to claim 1, wherein the engine block heads comprise a left engine block head (11) and a right engine block head (12), the second water inlet comprises a second sub water inlet a communicating with a close proximity arrangement of the water outlet of the water jacket exhaust pipe corresponding to the left engine block head (11) and a second sub water inlet b communicating with a close proximity arrangement of the water outlet of the water jacket exhaust pipe corresponding to the right engine block head (12); the first water outlet comprises a first sub water outlet a communicated with the close proximity of the water inlet of the left engine body cylinder cover (11) and a first sub water outlet b communicated with the close proximity of the water inlet of the right engine body cylinder cover (12).
7. A cooling system according to claim 1, characterised in that the water pump (1), the thermostat (4) and the heat exchanger (5) are located at the front end of the engine.
8. Cooling system according to claim 7, characterized in that the water pump (1), the thermostat (4) and the heat exchanger (5) are independently detachable and replaceable components.
9. Cooling system according to any of claims 1, 2 and 4-8, characterized in that the water distribution module (6) is provided with a temperature sensor (13) for detecting the temperature of the water in the water distribution module.
10. An engine comprising a cooling system, characterized in that the cooling system is a cooling system according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822273292.2U CN209761541U (en) | 2018-12-29 | 2018-12-29 | Cooling system and engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822273292.2U CN209761541U (en) | 2018-12-29 | 2018-12-29 | Cooling system and engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209761541U true CN209761541U (en) | 2019-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822273292.2U Active CN209761541U (en) | 2018-12-29 | 2018-12-29 | Cooling system and engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209761541U (en) |
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2018
- 2018-12-29 CN CN201822273292.2U patent/CN209761541U/en active Active
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