阅读说明：本技术 一种散热器及具有其的发动机冷却系统和发动机 (Radiator and have its engine cooling system and engine ) 是由 邢立成 张俊成 王志平 李蕴慧 于 2021-11-05 设计创作，主要内容包括：本发明涉及发动机冷却技术领域,提供了一种散热器及具有其的发动机冷却系统及发动机,该散热器包括箱体和网罩,网罩设置在箱体的一侧,与箱体可拆卸连接,网罩具有杂质拦截面,杂质被吸附在杂质拦截面上；清洁装置,包括至少一清洁管,所有的清洁管位于箱体外侧,至少一清洁管的管体上开设若干个出风口,向清洁管内适于通入压力可调的加压气体,加压气体沿清洁管输送到各出风口处,从出风口处输出,以将吸附在杂质拦截面上的杂质沿着杂质拦截面的平面吹走。该清洁装置中的清洁管设置在箱体的外侧,在管体上开设若干个出风口,再向清洁管内部通入加压的气体,利用加压气体将吸附在杂质拦截面上的杂质吹走。(The invention relates to the technical field of engine cooling, and provides a radiator, an engine cooling system with the radiator and an engine with the radiator, wherein the radiator comprises a box body and a mesh enclosure, the mesh enclosure is arranged on one side of the box body and is detachably connected with the box body, the mesh enclosure is provided with an impurity blocking section, and impurities are adsorbed on the impurity blocking section; the cleaning device comprises at least one cleaning pipe, all the cleaning pipes are positioned outside the box body, a plurality of air outlets are formed in the pipe body of the at least one cleaning pipe, pressurized gas with adjustable pressure is suitable for being introduced into the cleaning pipes, the pressurized gas is conveyed to the air outlets along the cleaning pipes and is output from the air outlets, and therefore impurities adsorbed on the impurity intercepting surface are blown away along the plane of the impurity intercepting surface. The cleaning pipe in the cleaning device is arranged outside the box body, a plurality of air outlets are formed in the pipe body, pressurized gas is introduced into the cleaning pipe, and impurities adsorbed on the impurity blocking section are blown away by the pressurized gas.)

1. A heat sink, comprising:

the device comprises a box body (1) and a mesh enclosure (2), wherein the mesh enclosure (2) is arranged on one side of the box body (1) and is detachably connected with the box body (1), the mesh enclosure (2) is provided with an impurity blocking section (3), and impurities are adsorbed on the impurity blocking section (3);

the cleaning device comprises at least one cleaning pipe (4), all the cleaning pipes (4) are located on the outer side of the box body (1), a plurality of air outlets (41) are formed in the pipe body of at least one cleaning pipe (4), pressurized gas with adjustable pressure is suitable for being introduced into the cleaning pipes (4), the pressurized gas is conveyed to the air outlets (41) along the cleaning pipes (4) and is output from the air outlets (41), and therefore impurities adsorbed on the impurity blocking section (3) are blown away along the plane of the impurity blocking section (3).

2. The heat sink as recited in claim 1, wherein the cleaning tube (4) is attached to the impurity blocking section (3), and an angle formed by an air outlet direction of the air outlet (41) and a central axis of the mesh enclosure (2) is smaller than or equal to a right angle, so as to blow away impurities adsorbed on the impurity blocking section (3).

3. A radiator according to claim 2, characterised in that the cleaning device further comprises an air reservoir (5) having a hollow cavity (6) therein for storing pressurised air, the air reservoir (5) being arranged in communication with the cleaning tube (4) via a communication tube.

4. A radiator according to claim 3, wherein a control valve (7) and a controller (8) electrically connected to the control valve (7) are disposed on the pipeline of the communicating pipe, and the controller (8) controls the opening and closing of the control valve (7).

5. A radiator according to claim 4, characterised in that the control valve (7) is a solenoid directional valve.

6. The radiator according to claim 5, further comprising an air pump (9), wherein the air pump (9) is connected with the air storage part (5) through an air inlet pipe (10) and an air outlet pipe (11), the air inlet pipe (10) is connected with an air outlet of the air pump (9), and the air outlet pipe (11) is connected with an air pump pressure regulating valve (14) on the air pump (9).

7. An engine cooling system, characterized by comprising a radiator according to any one of claims 1-6.

8. An engine comprising the engine cooling system of claim 7.

Technical Field

The invention relates to the technical field of engine cooling, in particular to a radiator, an engine cooling system with the radiator and an engine.

Background

When the engine works in a severe environment, such as wheat harvesting, a great amount of crop straws, dust and other impurities can be adsorbed on the surface of the water tank dustproof mesh enclosure to block the mesh strands on the mesh enclosure, so that the air volume entering the water tank core through the mesh enclosure is greatly reduced, and the heat dissipation effect of the water tank is greatly reduced, resulting in high engine temperatures that affect engine performance.

In order to remove the adsorbed impurities on the mesh enclosure, a technical scheme is disclosed in the prior art: increase rotatory brush on water tank dust screen, when the engine started, thereby the impurity that will adsorb on dust screen was clear away to the brush rotation, but this technical scheme exists when the brush rotation tiny dust can get into water tank heat dissipation core through the aperture on the dust screen to influence the radiating condition of water tank, lead to the heating element high temperature, influence the performance of engine.

The prior art discloses another technical scheme: utilize the fan reversal to blow off the impurity on the dust screen panel, for example the straw, install electric putter mechanism in engine fan department, utilize electric putter to change the angle of fan blade at every interval, the fan becomes the state of blowing and blows off the straw on screen panel surface, but this scheme is after using a period, the electric putter card that appears easily dies, the phenomenon that the fan does not change, the reliability is poor to influence the radiating condition of water tank, lead to the heating element high temperature, influence the performance of engine.

Disclosure of Invention

Therefore, the technical problem to be solved by the invention is to overcome the defects that in the prior art, when impurities adsorbed on a mesh cover of an engine radiator are removed, when the brush rotates, fine dust can enter the water tank heat dissipation core body through the small holes on the dustproof mesh enclosure, thereby affecting the condition of heat dissipation of the water tank, causing high temperature of the heater and affecting the performance of the engine, and the other method utilizes the electric push rod to change the angle of the fan blades to blow off impurities on the mesh enclosure, the electric push rod is easy to be blocked, the fan does not rotate, the reliability is poor, thereby affecting the condition of heat dissipation of the water tank, causing the defects of high temperature of the heater and affecting the performance of the engine, thereby providing a cleaning net cover with high effect of removing impurities, high reliability, no influence on the heat dissipation of the water tank, and then make the heat radiator radiating effect good, radiator and engine cooling system and engine that the engine performance is stable.

A heat sink, comprising: the net cover is arranged on one side of the box body and is detachably connected with the box body, the net cover is provided with an impurity blocking section, and impurities are adsorbed on the impurity blocking section; the cleaning device comprises at least one cleaning pipe, all the cleaning pipes are positioned on the outer side of the box body, a plurality of air outlets are formed in the pipe body of at least one cleaning pipe, pressurized gas with adjustable pressure is suitable for being introduced into the cleaning pipes, the pressurized gas is conveyed to the air outlets along the cleaning pipes and is output from the air outlets, and therefore impurities adsorbed on the impurity intercepting surface are blown away along the plane of the impurity intercepting surface.

Optionally, in the above heat sink, the cleaning pipe is attached to the impurity intercepting section, and an angle between an air outlet direction of the air outlet and a central axis of the mesh enclosure is smaller than or equal to a right angle, so as to blow away impurities adsorbed on the impurity intercepting section.

Optionally, in the above heat sink, the cleaning device further includes an air storage member having a hollow cavity therein for storing the pressurized gas, and the air storage member is communicated with the cleaning pipe through a communicating pipe.

Optionally, in the radiator, a control valve and a controller electrically connected to the control valve are disposed on a pipeline of the communication pipe, and the controller controls opening and closing of the control valve.

Optionally, in the radiator, the control valve is an electromagnetic directional valve.

Optionally, the radiator further comprises an air pump, the air pump is connected with the air storage part through an air inlet pipe and an air outlet pipe, the air inlet pipe is connected with an air outlet of the air pump, and the air outlet pipe is connected with an air pump pressure regulating valve on the air pump.

An engine cooling system comprising a radiator as claimed in any one of the preceding claims.

An engine comprising an engine cooling system as described above.

The technical scheme of the invention has the following advantages:

1. the invention provides a radiator, comprising: the net cover is arranged on one side of the box body and is detachably connected with the box body, the net cover is provided with an impurity blocking section, and impurities are adsorbed on the impurity blocking section; the cleaning device comprises at least one cleaning pipe, all the cleaning pipes are positioned on the outer side of the box body, a plurality of air outlets are formed in the pipe body of at least one cleaning pipe, pressure-adjustable pressurized gas is suitable for being introduced into the cleaning pipes, the pressurized gas is conveyed to the air outlets along the cleaning pipes and is output from the air outlets, and therefore impurities adsorbed on the impurity intercepting surface are blown away along the plane of the impurity intercepting surface.

In the radiator with the structure, the cleaning pipe in the cleaning device is arranged outside the box body by arranging the cleaning device, the pipe body is provided with a plurality of air outlets, pressurized gas is introduced into the cleaning pipe, impurities adsorbed on the impurity blocking section are blown away by the pressurized gas, the pressure of the pressurized gas can be adjusted, the pressure can be adjusted according to the impurities with different properties, so that different impurities can be adapted, the effect of cleaning the impurities is realized, the impurities on the surface of the water tank dustproof mesh enclosure are blown away from the impurity blocking section upwards and downwards along the plane of the impurity blocking section of the mesh enclosure, the air quantity entering the radiating core of the water tank is ensured, the engine is cooled continuously and stably, the engine is enabled to work at a proper temperature, the radiator is simple in structure, reasonable in design and high in reliability, and can effectively overcome the prior art, when absorbent impurity is clear away on the screen panel to engine radiator, tiny dust can get into water tank heat dissipation core through the aperture on the dustproof screen panel when the brush is rotatory, thereby influence the radiating condition of water tank, lead to the heating element high temperature, influence the performance of engine and when another kind utilizes electric putter to change the impurity blowdown of fan blade angle on with the screen panel, electric putter blocks fast easily, the phenomenon that the fan does not change, the reliability is poor, thereby influence the radiating condition of water tank, lead to the heating element high temperature, influence the defect of the performance of engine.

2. In the radiator provided by the invention, the cleaning pipe is attached to the impurity intercepting section, and the angle formed by the air outlet direction of the air outlet and the central shaft of the mesh enclosure is smaller than or equal to a right angle, so that impurities adsorbed on the impurity intercepting surface are blown away. Through being less than or equal to the right angle that sets up the air-out direction of air outlet, can improve the impurity clearance.

3. In the radiator provided by the invention, the pipeline of the communicating pipe is provided with the control valve and the controller electrically connected with the control valve, and the controller controls the opening and closing of the control valve. In the radiator of this structure, utilize the circulation of control valve control pressurized gas, the controller controls opening and close of control valve simultaneously, can control the frequency and the time of pressurized gas release to the different operating modes of time that the water tank dust screen panel is covered with debris under the adaptation different environment, can set for the opening and closing time of control valve according to operational environment, thereby control the frequency of pressurized gas release.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic position diagram of a mesh enclosure and a cleaning device in a heat sink according to a first embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view taken along the direction A of FIG. 1;

FIG. 3 is a schematic view of a heat sink;

description of reference numerals:

1-a box body; 2-a mesh enclosure; 3-impurity interception section; 4-cleaning the tube; 41-air outlet;

5-a gas storage part; 6-hollow cavity; 7-a control valve; 8-a controller; 9-an air pump;

10-an air inlet pipe; 11-an air outlet pipe; 12-a fan; 13-communicating tube; 14-air pump pressure regulating valve.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

Example 1

The present embodiment describes a radiator, referring to fig. 1-3, the radiator includes a tank 1, a mesh enclosure 2 and a cleaning device, wherein the tank 1 is a water tank, a water loop is disposed therein, a fan is disposed on one side of the water tank, the fan is used to cool engine cooling water, the mesh enclosure 2 is disposed on the outer side of the water tank, specifically, on the other side of the fan 12 away from the water tank, the mesh enclosure 2 is used to intercept impurities adsorbed onto a impurity blocking section 3 of the mesh enclosure 2 by wind when the fan 12 cools the engine cooling water, the impurities have a certain thickness after being covered with the impurity blocking section 3, such as straw, beans and the like, and the cleaning device is used to remove the impurities adsorbed onto the impurity blocking section 3, and mainly blows the impurities upwards and downwards along the plane direction of the impurity blocking section 3.

Specifically, the cleaning impurities include at least one cleaning tube 4, all the cleaning tubes 4 are arranged outside the box body 1, a plurality of air outlets 41 are formed in the tube body of at least one cleaning tube 4, after the impurities on the impurity blocking section 3 are fully distributed, pressurized gas is introduced into the cleaning tubes 4, the pressurized gas is conveyed to the air outlets 41 along the cleaning tubes 4, and the pressurized gas is output from the air outlets 41, so that the impurities adsorbed on the impurity blocking section 3 are blown away upwards and downwards along the plane of the impurity blocking section 3.

This adjustable setting of pressurized gas's pressure, can carry out the adjustment of pressure according to the impurity of different nature, and then adapt to different impurity, realize clear effect with impurity clearance, it is upwards along the plane of the impurity interception section 3 of screen panel 2 with the debris on water tank dust screen panel 2 surface, blow away downwards from impurity interception section 3, thereby guarantee to get into the amount of wind in the water tank radiating core, carry out continuous stable cooling to the engine, make the engine maintain work under suitable temperature, this radiator simple structure, and reasonable in design, the reliability is high, can effectually overcome prior art, when driving adsorbed impurity on the screen panel 2 to the engine radiator, tiny dust can get into water tank radiating core through the aperture on the dust screen panel 2 when the brush is rotatory, thereby influence the radiating condition of water tank, lead to the heating element high temperature, influence the performance of engine and another kind of impurity on utilizing electric putter to change the fan blade angle with screen panel 2, thereby influence the impurity on the screen panel 2 When blowing off, electric putter blocks fast easily, and the phenomenon that the fan does not change, and the reliability is poor to influence the radiating condition of water tank, lead to the heater high temperature, influence the defect of the performance of engine.

When specifically using, with all clean pipes 4 attached on impurity interception section 3, be about to clean pipe 4 attached on screen panel 2, the angle that the air-out direction of each air outlet 41 and the center pin of screen panel 2 are is less than or equal to the right angle to blow away the impurity that adsorbs on impurity interception section 3, improve the impurity clearance.

The cleaning device in this embodiment further includes gas storage 5, this gas storage 5's inside cavity 6 for store the pressurized gas, this gas storage 5 sets up through communicating pipe and clean pipe 4 intercommunication, pressurized gas in the gas storage 5 enters into clean pipe 4 along communicating pipe in, each air outlet 41 play from clean pipe 4 setting releases the pressurized gas, when specifically using, this gas storage 5 is the gas receiver, communicating pipe 13 sets up the intermediate position at the gas receiver, with gas receiver fixed connection.

In order to ensure that the gas in the gas storage part 5 is always in a pressurized state, an air pump 9 is further arranged on the other side of the gas storage cylinder, the air pump 9 is connected with the gas storage part 5 through an air inlet pipe 10 and an air outlet pipe 11, wherein the air inlet pipe 10 is connected with an air outlet of the air pump 9, the air outlet pipe 11 is connected with an air pump pressure regulating valve 14 on the air pump 9, the pressurized gas compressed by the air pump 9 enters the gas storage cylinder through the air outlet pipe 11, the gas in the gas storage cylinder is communicated with the air pump pressure regulating valve 14 through the air inlet pipe 10, when the air pressure in the gas storage cylinder does not reach the pressure set by the air pump pressure regulating valve 14, a valve of the air pump pressure regulating valve 14 is closed, and the air pump 9 continues to compress and inflate the gas storage cylinder.

When the air pressure in the air reservoir reaches the pressure set by the air pump pressure regulating valve 14, the valve of the air pump pressure regulating valve 14 is opened, and the air inlet of the air pump 9 is normally opened and runs under no load; when the air pressure in the air reservoir is lower than the set pressure of the air pump pressure regulating valve due to loss, the valve of the air pump pressure regulating valve is closed, and the air pump 9 continues to charge air into the air reservoir until the air pressure reaches the set pressure of the air pump pressure regulating valve, so that the air at a certain pressure is always stored in the air reservoir.

The pressurized air compressed by the air pump 9 is utilized to blow the sundries on the surface of the water tank dustproof mesh enclosure 2 upwards and downwards along the water tank mesh enclosure 2, so as to ensure the air quantity entering the water tank heat dissipation core, and thus the engine is kept working at a proper temperature.

In order to control the release frequency of the pressurized gas, a control valve 7 and a controller 8 electrically connected with the control valve 7 are arranged on a pipeline of the communicating pipe, the controller 8 is used for controlling the opening and closing of the control valve 7, the flow of the pressurized gas is controlled by the control valve 7, meanwhile, the controller 8 controls the opening and closing of the control valve 7, the release frequency and time of the pressurized gas can be controlled, so that the working conditions that the time for distributing sundries on the dustproof mesh enclosure 2 of the water tank under different environments is different are adapted, the opening and closing time of the control valve 7 can be set according to the working environment, and the release frequency of the pressurized gas is controlled.

Specifically, the control valve 7 can be set as an electromagnetic directional valve, pressurized gas in the air storage cylinder is communicated with the electromagnetic directional valve through a communicating pipe, the controller 8 controls the power on/off of an electromagnetic coil of the electromagnetic directional valve through a control wire harness, so that the on/off of the gas is controlled, the electromagnetic directional valve can be controlled through a manual switch, when sundries on the surface of the water tank dust screen 2 need to be cleared, the on/off of the electromagnetic coil can be controlled through the manual switch arranged nearby a driver, and the flow direction control of the pressurized gas is achieved.

In general, the electromagnetic coil is not powered on, pressurized gas in the air storage cylinder cannot enter the cleaning pipe 4 on the front side of the water tank dustproof mesh enclosure 2 through the electromagnetic directional valve, the time interval of the time can be adjusted through the controller 8 every interval, the controller 8 sends an electric signal to enable the electromagnetic coil to be powered on, the pressurized gas in the air storage cylinder enters the cleaning pipe 4 through the electromagnetic directional valve and the communicating pipe and then is released through the air outlet 41, the pressurized gas is released while sundries such as straws and the like on the mesh enclosure 2 are blown upwards and downwards along the impurity blocking section 3 of the water tank mesh enclosure 2, after a period of time, the time interval can be adjusted through the controller 8, the electromagnetic coil is powered off, and the air pump 9 continues to charge air into the air storage cylinder until the air pressure reaches the set pressure of the air pump.

Example 2:

this embodiment describes an engine cooling system including a cooling circuit in which cooling water for an engine main body is circulated and which is provided in a case 1 of a radiator, and the radiator described in embodiment 1, which has a good cooling effect on an engine, can be used under different operating conditions, and has high reliability.

Example 3:

this embodiment describes an engine including the engine cooling system described in embodiment 2, and the cooling system can continuously and well cool the engine to ensure the engine performance.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.