CN210554728U - Articulated mining dump truck and brake cooling system heat abstractor thereof - Google Patents
Articulated mining dump truck and brake cooling system heat abstractor thereof Download PDFInfo
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- CN210554728U CN210554728U CN201921558522.8U CN201921558522U CN210554728U CN 210554728 U CN210554728 U CN 210554728U CN 201921558522 U CN201921558522 U CN 201921558522U CN 210554728 U CN210554728 U CN 210554728U
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Abstract
The utility model discloses an articulated mining dump truck and a brake cooling system heat dissipation device thereof, wherein the heat dissipation device comprises a temperature sensor, a controller and a fan; the temperature sensor is installed in the braking cooling system, the input end of the controller is connected with the temperature sensor, the output end of the controller is connected with the fan, the temperature sensor transmits a hydraulic oil temperature signal to the controller, the controller controls the rotating speed of the fan according to the hydraulic oil temperature, and a radiator in the cooling system cools the hydraulic oil temperature under the cooling of the fan. The heat dissipation device does not work when the oil temperature of the braking system does not reach the optimal operation state, the heat dissipation system starts to work after the oil temperature of the braking system exceeds the optimal working temperature, and the rotating speed of the fan is controlled according to the change of the temperature. The system not only can quickly reach the optimal running state, but also realizes the automatic control of the temperature.
Description
Technical Field
The utility model relates to a mining dump truck brake cooling system heat abstractor belongs to engineering machine tool heat balance technical field.
Background
Mining area road conditions are complicated, the mining dump truck can generate a large amount of heat in the braking process, and factors such as high environmental temperature easily cause the hydraulic oil temperature to be too high, so that the sealing of a braking system is damaged, and the mine car cannot normally work or even is dangerous.
Currently, there are two main ways to achieve brake cooling: automatic cooling and forced cooling. The automatic cooling structure is simple, but the cooling effect is poor; the forced cooling structure is complex, but the cooling capacity is strong, and the mining dump truck needs frequent braking during operation, so the forced cooling is widely applied to the mining dump truck, but the forced cooling device is used for cooling the system all the time, so the time for the hydraulic oil temperature of the mining dump truck to reach the optimal operation state is increased when the mining dump truck is started and the environmental temperature is low, and the energy waste is caused.
Disclosure of Invention
The utility model provides a mining dump truck braking cooling system heat abstractor for solve the not enough of prior art existence.
The utility model discloses realize according to following technical scheme:
a heat dissipation device of a brake cooling system of an articulated mining dump truck comprises a temperature sensor, a controller and a fan; the temperature sensor is installed in the braking cooling system, the input end of the controller is connected with the temperature sensor, the output end of the controller is connected with the fan, the temperature sensor transmits a hydraulic oil temperature signal to the controller, the controller controls the rotating speed of the fan according to the hydraulic oil temperature, and a radiator in the cooling system cools the hydraulic oil temperature under the cooling of the fan.
Further, the temperature sensor is installed on a brake valve group in the brake cooling system.
Further, the fan is installed on the motor and is located the mining dump truck front windward side.
A hinged mining dump truck comprises a brake cooling system, wherein the brake cooling system comprises a brake valve bank, a hydraulic oil tank, a hydraulic pump and a radiator, one end of the radiator is connected with the brake valve bank, the other end of the radiator is connected with an oil inlet of the hydraulic oil tank, and the hydraulic pump is connected with an oil outlet of the hydraulic oil tank, so that the hydraulic pump absorbs oil from the hydraulic oil tank, and then the oil enters the hydraulic oil tank after being cooled by the radiator; the cooling device for the brake cooling system of the mining dump truck is further included.
Further, the brake cooling system further comprises a one-way valve; the one-way valve is connected between the hydraulic pump and the radiator in series to realize one-way conduction of the oil way.
Further, the hydraulic pump adopts a plunger pump.
Furthermore, the radiator adopts a fin type structure, and fins are pressed on the outer side of the steel pipe, so that the radiating area is increased, and the radiating is facilitated.
The utility model discloses beneficial effect:
the temperature sensor is used for detecting the temperature of the system, the temperature signal of the system is transmitted to the controller, and the controller controls the rotating speed of the fan according to the temperature, so that the temperature of the brake system is adjusted. Before the temperature reaches the optimal temperature of the system, the hydraulic cooling system does not work, and the system can quickly reach the optimal running state.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be 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 only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of a brake cooling system heat sink.
In the figure: 1. a hydraulic oil tank; 2. a hydraulic pump; 3. a one-way valve; 4. a brake valve bank; 5. a temperature sensor; 6. a controller; 7. a motor; 8. a fan; 9. a heat sink.
Detailed Description
In order to make the purpose, technical solution and advantages of the present invention clearer, the following will combine the drawings in the embodiments of the present invention to perform more detailed description on the technical solution in the embodiments of the present invention. In the drawings, the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The described embodiments are only some, but not all embodiments of the invention. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1, the heat dissipation device for the brake cooling system of the articulated mining dump truck comprises a temperature sensor 5, a controller 6 and a fan 8; temperature sensor 5 installs on brake valve group 4, and the input of controller 6 links to each other with temperature sensor 5, and the output of controller 6 links to each other with fan 8, and temperature sensor 5 will detect hydraulic oil temperature signal transmission for controller 6, and controller 6 is according to the rotational speed of hydraulic oil temperature control fan 8, and radiator 9 among the cooling system cools off the hydraulic oil temperature under the cooling of fan 8.
It should be noted that the fan 8 is mounted on the motor 7 and is located on the front windward side of the mining dump truck.
According to the actual condition of the mining dump truck, if the temperature is lower than the temperature a, the fan 8 does not rotate, the temperature of the hydraulic system rises, and the system does not work until the optimal hydraulic oil temperature is reached. When the temperature is higher than a, the rotating speed of the fan 8 is adjusted according to the temperature rise condition, the temperature control of the hydraulic oil temperature is realized, energy is saved, and the stable operation of the mining dump truck can be ensured.
In summary, the heat dissipation device does not work when the oil temperature of the braking system does not reach the optimal operation state, and the heat dissipation system starts to work after the oil temperature of the braking system exceeds the optimal working temperature, and the rotating speed of the fan is controlled according to the change of the temperature. The system not only can quickly reach the optimal running state, but also realizes the automatic control of the temperature.
The utility model also provides an articulated mining dump truck, including braking cooling system and, braking cooling system includes brake valves 4, hydraulic tank 1, hydraulic pump 2 and radiator 9, and 9 one ends of radiator are connected with brake valves 4, and the other end of radiator 9 is connected with the oil inlet of hydraulic tank 1, and hydraulic pump 2 still links to each other with the oil-out of hydraulic tank 1, makes hydraulic pump 2 absorb oil from hydraulic tank 1 after, gets into hydraulic tank after the cooling of radiator 9; the heat dissipation device comprises a temperature sensor 5, a controller 6 and a fan 8; temperature sensor 5 installs on brake valve group 4, and the input of controller 6 links to each other with temperature sensor 5, and the output of controller 6 links to each other with motor 7, and temperature sensor 5 will detect hydraulic oil temperature signal transmission for controller 6, and controller 6 is according to the rotational speed of hydraulic oil temperature control fan 8, and the radiator among the cooling system cools off the hydraulic oil temperature under the cooling of fan 8.
It should be noted that the brake cooling system further includes a check valve 3; the check valve 3 is connected in series between the hydraulic pump 2 and the formulating valve group 4, so that one-way conduction of an oil way is realized.
The hydraulic pump 2 is a plunger pump.
The hydraulic pump 2 absorbs oil from the hydraulic oil tank 1, and then enters the hydraulic oil tank 1 after being cooled by the heat dissipation device. The temperature sensor 5 detects the temperature of hydraulic oil and transmits a temperature signal to the controller 6, and the controller 6 controls the rotating speed of the fan 8 according to the temperature of the hydraulic oil. The radiator 9 cools the hydraulic oil temperature under the cooling of the fan 8. According to the actual condition of the mining dump truck, if the temperature is lower than the temperature a, the fan 8 does not rotate, the temperature of the hydraulic system rises, and the brake cooling system does not work until the optimal hydraulic oil temperature is reached. When the temperature is higher than a, the rotating speed of the fan 8 is adjusted according to the temperature rise condition, the temperature control of the hydraulic oil temperature is realized, energy is saved, and the stable operation of the mining dump truck can be ensured.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.
Claims (7)
1. The utility model provides a mining tipper braking cooling system heat abstractor of articulated formula which characterized in that: the device comprises a temperature sensor, a controller and a fan;
the temperature sensor is installed in the braking cooling system, the input end of the controller is connected with the temperature sensor, the output end of the controller is connected with the fan, the temperature sensor transmits a hydraulic oil temperature signal to the controller, the controller controls the rotating speed of the fan according to the hydraulic oil temperature, and a radiator in the cooling system cools the hydraulic oil temperature under the cooling of the fan.
2. The heat dissipation device for the brake cooling system of the articulated mining dump truck according to claim 1, wherein: the temperature sensor is installed on a brake valve group in the brake cooling system.
3. The heat dissipation device for the brake cooling system of the articulated mining dump truck according to claim 1, wherein: the fan is installed on the motor and is located the mining dump truck front windward side.
4. A hinged mining dump truck comprises a brake cooling system, wherein the brake cooling system comprises a brake valve bank, a hydraulic oil tank, a hydraulic pump and a radiator, one end of the radiator is connected with the brake valve bank, the other end of the radiator is connected with an oil inlet of the hydraulic oil tank, and the hydraulic pump is connected with an oil outlet of the hydraulic oil tank, so that the hydraulic pump absorbs oil from the hydraulic oil tank, and then the oil enters the hydraulic oil tank after being cooled by the radiator;
the method is characterized in that: the brake cooling system heat dissipation device of the mining dump truck as defined in any one of claims 1 to 3.
5. The articulated mining dump truck according to claim 4, characterized in that: the brake cooling system further comprises a one-way valve;
the one-way valve is connected between the hydraulic pump and the radiator in series to realize one-way conduction of the oil way.
6. The articulated mining dump truck according to claim 4, characterized in that: the hydraulic pump adopts a plunger pump.
7. The articulated mining dump truck according to claim 4, characterized in that: the radiator adopts a fin type structure, and fins are pressed on the outer side of the steel pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921558522.8U CN210554728U (en) | 2019-09-19 | 2019-09-19 | Articulated mining dump truck and brake cooling system heat abstractor thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921558522.8U CN210554728U (en) | 2019-09-19 | 2019-09-19 | Articulated mining dump truck and brake cooling system heat abstractor thereof |
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| Publication Number | Publication Date |
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| CN210554728U true CN210554728U (en) | 2020-05-19 |
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| CN201921558522.8U Active CN210554728U (en) | 2019-09-19 | 2019-09-19 | Articulated mining dump truck and brake cooling system heat abstractor thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114412630A (en) * | 2022-01-21 | 2022-04-29 | 莱州亚通重型装备有限公司 | Intelligent heat dissipation control system and method for concrete mixing transport vehicle with explosion-proof diesel engine |
-
2019
- 2019-09-19 CN CN201921558522.8U patent/CN210554728U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114412630A (en) * | 2022-01-21 | 2022-04-29 | 莱州亚通重型装备有限公司 | Intelligent heat dissipation control system and method for concrete mixing transport vehicle with explosion-proof diesel engine |
| CN114412630B (en) * | 2022-01-21 | 2023-01-10 | 莱州亚通重型装备有限公司 | Intelligent heat dissipation control system and method for concrete mixing transport vehicle with explosion-proof diesel engine |
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