CN207314245U - Auxiliary heat dissipating system, hydraulic system and dedusting car - Google Patents

Abstract

The utility model belongs to the technical field of heat dissipation devices, and in particular relates to an auxiliary heat dissipation system, a hydraulic system and a dust removal vehicle. The auxiliary heat dissipation system described in the utility model includes a water tank, a water pump and a water cooler, the input end of the water pump is connected with the water tank, the output end of the water pump is connected with the input end of the water cooler, and the The output end of the water cooler is connected to the water tank, the water tank, the water pump and the water cooler can form a closed circuit, and the water cooler can be arranged on the output pipeline of the charge pump in the hydraulic system. By using the auxiliary heat dissipation system and the hydraulic system for the hydraulic system described in the utility model, the hydraulic oil in the output pipeline of the charge pump can be cooled to realize auxiliary cooling and meet the temperature requirements of each component in the system during normal operation , Improve the heat dissipation capacity of the hydraulic system, and reduce the heat dissipation power and overall size of the oil cooler.

Description

Auxiliary cooling system, hydraulic system and dust removal vehicle

technical field

The utility model belongs to the technical field of heat dissipation devices, in particular to an auxiliary heat dissipation system, a hydraulic system and a dust removal vehicle.

Background technique

The spray hydraulic system of the fog cannon of the dust removal vehicle adopts a closed hydraulic system. The heat dissipation in the system is realized through the hot oil in the motor casing entering the oil cooler to dissipate heat and then returning to the oil tank, so that the components in the hydraulic system can work at the allowable temperature. So as to ensure the service life of each component in the system and the physical and chemical characteristics of the hydraulic oil replacement cycle.

When the fog gun of the dust removal vehicle sprays the dust removal agent, the working pump usually works under high pressure and large flow, and the efficiency of the hydraulic system is about 70-80%. raised. In order to reduce the oil temperature, ensure the reliability of each component in the system and the good physical and chemical properties of the hydraulic oil, it is necessary to use a large-volume oil cooler with a large heat dissipation power to dissipate heat from the hydraulic system, which brings inconvenience to the arrangement and installation of the radiator and other problems that reduce the cooling capacity of the system.

Utility model content

The purpose of this utility model is to solve at least one of the above existing problems, and this purpose is achieved through the following technical solutions.

The utility model proposes an auxiliary heat dissipation system, which is used for the hydraulic system of the dust removal vehicle, which includes a water tank, a water pump and a water cooler, the input end of the water pump is connected with the water tank, and the water pump's The output end is connected to the input end of the water cooler, the output end of the water cooler is connected to the water tank, the water tank, the water pump and the water cooler can form a closed loop, and the water cooling The device can be set on the output pipeline of the charge pump in the hydraulic system.

Further, an electromagnetic clutch is also provided. The electromagnetic clutch is arranged between the water pump and the motor capable of driving the water pump. When the on-board controller of the dust removal vehicle detects that the oil inlet temperature of the oil cooler reaches a specified , the electromagnetic clutch is engaged, so that the motor can be engaged with the water pump, and the water pump driven by the motor can input the cooling water in the water tank to the water cooler.

Further, the specified temperature is 60°C.

Further, the water cooler is a stainless steel water cooler.

The utility model also proposes a hydraulic system, which includes the auxiliary cooling system for the hydraulic system described in any one of the above.

The utility model also proposes a dust removal vehicle, which includes the above-mentioned hydraulic system.

By using the auxiliary heat dissipation system and the hydraulic system for the hydraulic system described in the utility model, the water in the water tank can be input into the water cooler by using the water pump, and the hydraulic oil in the output pipeline of the charge pump can be cooled. Auxiliary cooling is realized to meet the temperature requirements of various components in the system during normal operation, which improves the heat dissipation capacity of the hydraulic system, reduces the heat dissipation power and overall size of the oil cooler, and at the same time facilitates the arrangement and installation of the oil cooler.

By adding an electromagnetic clutch to the auxiliary heat dissipation system, the electromagnetic clutch can be turned on when the oil temperature reaches the specified temperature, and the motor and the water pump can be combined to make the water pump run, ensuring that the auxiliary heat dissipation system can be used when the hydraulic system needs auxiliary cooling. work, reducing the waste of resources.

Description of drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiment. The drawings are only for the purpose of illustrating preferred embodiments, and are not considered to limit the present invention. Also throughout the drawings, the same reference numerals are used to designate the same parts. In the attached picture:

Fig. 1 is the hydraulic principle diagram of the utility model embodiment.

Each sign in the attached drawing represents as follows:

10: auxiliary cooling system, 11: water tank, 12: water pump, 13: water cooler, 14: motor, 15: electromagnetic clutch;

20: Charge oil pump, 21: Oil cooler.

Detailed ways

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. Although exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited by the embodiments set forth herein. Rather, these embodiments are provided for more thorough understanding of the present disclosure and to fully convey the scope of the present disclosure to those skilled in the art.

Fig. 1 is the hydraulic principle diagram of the utility model embodiment. As shown in the figure, the auxiliary heat dissipation system 10 for the hydraulic system described in the utility model (represented by the area enclosed by the dotted line in Fig. 1), the auxiliary heat dissipation system 10 is used for the hydraulic system of the dust removal vehicle, which includes a water tank 11, Water pump 12 and water cooler 13, the input end of water pump 12 links to each other with water tank 11, the output end of water pump 12 links to each other with the input end of water cooler 13, the output end of water cooler 13 links to each other with water tank 11, water tank 11, water pump 12 A closed circuit can be formed with the water cooler 13, and the water cooler 13 can be arranged on the output pipeline of the charge oil pump 20 in the hydraulic system.

Wherein, the water cooler 13 is a stainless steel water cooler. The hydraulic oil output by the charging pump 20 flows through the water cooler 13 , and the cooling water pumped out from the water tank 11 by the water pump 12 is also input into the water cooler 13 , and the cooling water flows back to the oil tank 11 through the water cooler 13 . During this process, the cooling water in the water cooler 13 cools the hydraulic oil in the output end of the charge pump 20 , thereby reducing the temperature of the hydraulic oil inside the hydraulic system.

By using the auxiliary heat dissipation system 10 and the hydraulic system for the hydraulic system described in the utility model, the water in the water tank 11 can be input into the water cooler 13 by using the water pump 12, and the water in the output pipeline of the charge pump 20 can be controlled. The hydraulic oil is cooled to achieve auxiliary cooling, which meets the temperature requirements of various components in the system during normal operation and improves the heat dissipation capacity of the hydraulic system. When the hydraulic system needs to achieve the same power cooling effect, the auxiliary cooling system 10 can reduce oil The volume and power of the cooler 21, at the same time, the reduced volume of the oil cooler 21 also provides convenience for the arrangement and installation of the oil cooler 21.

Further, the water pump 12 is also provided with an electromagnetic clutch 15. When the vehicle-mounted controller detects that the oil inlet temperature of the oil cooler 21 has not reached the specified temperature, the electromagnetic clutch 15 is de-energized or power-off, and the water pump 12 is not driven by the motor 14 or Driven, the auxiliary heat dissipation system 10 does not participate in system heat dissipation, and the hot oil dissipates heat through the oil cooler 21 . When the on-board controller detects that the oil inlet temperature of the oil cooler 21 reaches the specified temperature, the electromagnetic clutch 15 engages, so that the motor 14 can be engaged with the water pump 12, and the water pump 12 driven by the motor 14 can input the cooling water in the water tank 11 to the The water cooler 13 is used to cool down the hydraulic oil in the output pipeline of the charge pump 20 .

Here, the specified temperature is 60°C. When the on-board controller detects that the oil inlet temperature of the oil cooler 21 reaches 60° C., the electromagnetic clutch 15 is automatically powered on. The electromagnetic clutch 15 after electrification is engaged with the water pump 12, and the water pump 12 starts running. The running water pump 12 inputs the cooling water in the water tank 11 into the water cooler 13 to cool down the hydraulic oil in the output pipeline of the charge pump 20 . At the same time, the oil cooler 21 in the hydraulic system simultaneously cools down the hydraulic oil in the hydraulic system to achieve the purpose of rapid cooling.

By adding an electromagnetic clutch 15 to the auxiliary heat dissipation system 10, the electromagnetic clutch 15 can be turned on when the oil temperature reaches a specified temperature, and the motor 14 is engaged with the water pump 12 to make the water pump 12 run, which ensures that the auxiliary heat dissipation system 10 can operate in hydraulic pressure. The system works when it needs auxiliary cooling, which reduces the waste of resources.

The utility model also proposes a hydraulic system, which includes the above-mentioned auxiliary cooling system 10 for the hydraulic system.

The utility model also proposes a dust removal vehicle, which includes the hydraulic system mentioned above.

The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto, and any person familiar with the technical field can easily think of All changes or replacements should fall within the protection scope of the present utility model. Therefore, the protection scope of the present utility model should be based on the protection scope of the claims.

Claims (6)

1. auxiliary heat dissipating system, the auxiliary heat dissipating system is used for the hydraulic system of dedusting car, it is characterised in that including water tank, Water pump and water cooler, the input terminal of the water pump are connected with the water tank, the output terminal of the water pump and the water cooler Input terminal be connected, the output terminal of the water cooler is connected with the water tank, the water tank, the water pump and the water cooling Device can form closed circuit, and the water cooler can be arranged in hydraulic system on the output pipe of slippage pump.

2. auxiliary heat dissipating system according to claim 1, it is characterised in that be additionally provided with electromagnetic clutch, the electromagnetism from Clutch is arranged between the water pump and the motor that can drive the water pump, when the Vehicle Controller of the dedusting car detects When the inlet oil temperature of oil cooler reaches assigned temperature, the electromagnetic clutch engagement so that the motor can be with the water Pump engagement, the water cooler can be input to by the motor-driven water pump by the cooling water in the water tank.

3. auxiliary heat dissipating system according to claim 2, it is characterised in that the assigned temperature is 60 DEG C.

4. auxiliary heat dissipating system according to claim 1, it is characterised in that the water cooler is stainless steel water cooling Device.

5. a kind of hydraulic system, it is characterised in that including the auxiliary heat dissipating system any one of the claims 1-4.

6. a kind of dedusting car, it is characterised in that including the hydraulic system described in the claims 5.