CN211287827U - Engine oil heating device of mine electric wheel dump truck engine - Google Patents
Engine oil heating device of mine electric wheel dump truck engine Download PDFInfo
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- CN211287827U CN211287827U CN201921694338.6U CN201921694338U CN211287827U CN 211287827 U CN211287827 U CN 211287827U CN 201921694338 U CN201921694338 U CN 201921694338U CN 211287827 U CN211287827 U CN 211287827U
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- temperature controller
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- alternating current
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Abstract
The utility model provides an electronic round of tipper engine oil heating device in mine, its leading features is, three total electric heating board, through bolted connection to the oil pan, installs temperature measuring element on the oil pan for measure the oil temperature in the oil pan. The circuit is connected to the control box and is connected with the intelligent temperature controller, the temperature controller detects the oil temperature through a thermometer arranged in the oil pan, the intelligent temperature controller detects the oil temperature firstly, the alternating current contactor is controlled to act when the oil temperature is lower than the set temperature, the electric heating plate is electrified, the heat enters the oil pan, the engine oil inside is heated, the set temperature is reached, and the intelligent temperature controller automatically cuts off the electric heating plate to complete the circuit heating. The heating plate has the advantages that the stainless steel shell is wrapped at the lower part of the heating plate and used for protecting a power supply cable of the heating plate, and the heating plate can be provided with a heat insulation material under the condition of extremely low ambient temperature, so that the heating efficiency is improved. The equipment can start heating only by switching on the power supply and switching on the switch, and the equipment can automatically stop heating when the equipment is heated to a set temperature.
Description
Technical Field
The utility model relates to a mine machineshop car engine oil heating field especially relates to a mine machineshop car engine oil preheating device under low temperature environment.
Background
In places such as Heilongjiang, Jilin, Liaoning and inner Mongolia, the temperature is very low in winter due to the high latitude, the extreme temperature is generally about minus 40 ℃, and in the environment with very low temperature, the diesel engine of the electric wheel dump truck cannot be started due to the fact that the viscosity of engine oil is increased and the flowability is poor; in this case, it is the current practice to blow hot air to the engine by baking the oil pan with charcoal fire. The two modes have the problems of more dangerous factors, low efficiency, low heating speed and the like.
The engine is forcibly started without heating, and the forced starting of the engine is not good in lubrication, so that abnormal abrasion and even damage of the engine can be caused.
The oil pan of the carbon fire baking machine and the oil pan of the air heater oil blowing machine are high in dangerousness, fire disasters are easily caused, personal injury is possibly caused, and the heating slowly causes bad influence on the environment.
Disclosure of Invention
The utility model aims at providing a mine electric wheel tipper engine oil heating device to the not enough that exists among the above-mentioned technique. The engine oil preheating device is used for preheating engine oil in the environment with lower air temperature and assisting in starting a vehicle.
The utility model aims at realizing like this including two systems, one is machine oil heating system, and the other is coolant liquid heating system, characterized by, machine oil heating system has hot plate, temperature measuring element, ac contactor, machine oil heating temperature controller, electric heating board operation pilot lamp. The electric heating plate is connected with a main contact at one end of the alternating current contactor by a cable, a main contact at the other end of the alternating current contactor is connected with a main power supply by the cable, the temperature controller is powered by the main power supply, a signal output line of the temperature measuring element is connected to the temperature controller, and the signal output line of the temperature controller is connected to a coil of the alternating current contactor. The indicator light is connected in parallel to the electric heating plate circuit. Used for displaying the running state of the electric heating plate.
The cooling liquid heating system comprises a circulating pump, an alternating current contactor, a time delay relay, a temperature measuring element, an intelligent pressure instrument, a cooling liquid heating temperature controller, a cooling liquid heater operation indicator light and a water pump operation indicator light. The circulating pump is connected with a main contact at one end of the alternating current contactor by a cable, and a main contact at the other end of the alternating current contactor is connected with a main power supply by the cable; the cooling liquid heater is connected with a main contact at one end of the alternating current contactor by a cable, and a main contact at the other end of the alternating current contactor is connected with a main power supply through the cable; the temperature controller is connected with a main power supply through a cable, a signal output line of the temperature measuring element is connected into the temperature controller, an output signal line of the temperature controller is divided into two paths, one path is connected into an alternating current contactor coil connected with the circulating pump, the other path is connected into a time delay relay, and a contact of the time delay relay is connected with the alternating current contactor coil connected with the cooling liquid heater. The indicator lights are connected in parallel to the circulation pump and the coolant heater circuit, respectively. Used for displaying the running states of the circulating pump and the cooling liquid heater.
The utility model has the advantages that, the electric heating board: the cast aluminum heater is an electric heating device which takes a tubular electric heating element as a heating body and takes high-quality aluminum alloy material as a shell and is formed by die casting. Has the advantages of water resistance, long service life, good heat preservation performance, strong mechanical performance, corrosion resistance, magnetic field resistance and the like.
The stainless steel shell is wrapped on the lower portion of the heating plate and used for protecting a power supply cable of the heating plate, and a heat insulation material can be installed under the condition that the ambient temperature is extremely low, so that the heating efficiency is improved. The heating plate is fastened on an engine oil pan through a mounting bolt.
According to the actual situation on the spot, the design is specifically carried out, and the method belongs to a customized product.
Convenient to use, during the use, only need to switch on the power, open the switch, equipment can begin to heat, heats to the settlement temperature, and equipment can the self-stopping heating. The perfect equipment protection system is arranged, corresponding protection is performed on the conditions of water shortage of the pipeline, dry burning of the equipment and the like which possibly occur, heating can be automatically stopped if the conditions occur, and the heating equipment is prevented from being damaged.
Any possible extreme cases are taken into account and are designed accordingly.
The main power supply is provided with a leakage protection device, and a safe and reliable Schneider industrial product is adopted.
The electric control system adopts the design of low-voltage control high voltage and small current control large current, so that the safety in use is ensured.
The circuit system is reasonable in design, and the power distribution system adopts safe and reliable parts.
All equipment connecting parts adopt reliable mechanical connection and are firmly installed. A mature and reliable framework is adopted.
Adopts mature and reliable goods shelf industrial products. The parts are made of advanced branded products. For example, the distribution system equipment adopts Schneider electrical products. Highly automated mechatronic devices.
And the intelligent design is adopted, and other operations are not required to be carried out by field personnel.
The intelligent temperature and pressure instrument is adopted, and intelligent control is adopted in the equipment action and protection system.
The intelligent temperature control instrument integrates digital display, adjustment and driving, can directly drive a high-power electronic switch element correction system, has various index numbers to be selected, and is accurate in measurement.
Drawings
FIG. 1 is a schematic structural diagram of the present invention
FIG. 2 is a schematic view of an electric heating plate
FIG. 3 is a view showing arrangement of parts in a case
FIG. 4 is a schematic view of a control panel
1. Electric heating plate 2, electric heating plate 3, temperature measuring element 4, electric heating plate 5, circulating pump 6, AC contactor 7, AC contactor 8, time delay relay 9, AC contactor 10, circuit breaker 11, coolant heater 12, temperature measuring element 13, intelligent pressure instrument 14, engine oil heating temperature controller 15, coolant heating temperature controller 16, power switch 17, electric heating plate power connector 18, main power socket 19, coolant heater running indicator 20, water pump running indicator 21, electric heating plate running indicator
The specific implementation mode is as follows:
the present embodiment is further described with reference to the accompanying drawings:
as can be seen from FIG. 1, the present invention has two subsystems, one is an engine oil heating system and the other is a coolant heating system. The engine oil heating system is provided with a heating plate, a temperature measuring element, an alternating current contactor, an engine oil heating temperature controller and an electric heating plate operation indicating lamp, wherein the electric heating plate is connected with a main contact at one end of the alternating current contactor by a cable, the main contact at the other end of the alternating current contactor is connected with a main power supply by the cable, a signal output line of the temperature measuring element is connected to the temperature controller, the signal output line of the temperature controller is connected to a coil of the alternating current contactor, and the indicating lamp is connected to a circuit of the electric heating plate;
the cooling liquid heating system is provided with a circulating pump, an alternating current contactor, a time delay relay, a temperature measuring element, an intelligent pressure instrument, a cooling liquid heating temperature controller, a cooling liquid heater operation indicator light and a water pump operation indicator light, wherein the circulating pump is connected with a main contact at one end of the alternating current contactor by a cable, and a main contact at the other end of the alternating current contactor is connected with a main power supply by a cable; the cooling liquid heater is connected with a main contact at one end of the alternating current contactor by a cable, and a main contact at the other end of the alternating current contactor is connected with a main power supply through the cable; the temperature controller is connected with a main power supply through a cable, a signal output line of the temperature measuring element is connected into the temperature controller, an output signal line of the temperature controller is divided into two paths, one path is connected into an alternating current contactor coil connected with the circulating pump, the other path is connected into a time delay relay, a contact terminal of the time delay relay is connected with the alternating current contactor coil connected with the cooling liquid heater, and the indicating lamps are respectively connected in parallel into the circulating pump and the cooling liquid heater circuit and used for displaying the running states of the circulating pump and the cooling liquid heater.
As shown in FIG. 2, the structure of the electric heating plate is schematically illustrated
The electric heating plate has three parts, 1, 2 and 4, and the temperature measuring element 3 is connected in parallel to the main circuit. The electric heating plate is tightly attached to the lower portion of an oil pan of the engine and connected to the oil pan through bolts, and a temperature measuring element is installed on the oil pan and used for measuring the temperature of engine oil in the oil pan. The circuit is connected to the control box and connected with the intelligent temperature controller, when the intelligent temperature controller is used, the required heating temperature is set in the intelligent temperature controller, and the temperature controller detects the oil temperature through a thermometer arranged in an oil pan. And a heater switch is turned on, the intelligent temperature controller detects the oil temperature firstly, if the oil temperature is lower than the set temperature, the alternating current contactor is controlled to act, the electric heating plate is electrified to heat the oil pan part, the heat enters the oil pan to heat the engine oil inside, the set temperature is reached, the intelligent temperature controller automatically cuts off the circuit of the electric heating plate, and the heating is completed.
As shown in FIGS. 3-4, the AC contactor 6, the oil heating temperature controller 14, and the electric heating plate operation indicator lamp 21. The electric heating plate is connected with a main contact at one end of the alternating current contactor by a cable, a main contact at the other end of the alternating current contactor is connected with a main power supply by the cable, the temperature controller is powered by the main power supply, a signal output line of the temperature measuring element is connected to the temperature controller, and the signal output line of the temperature controller is connected to a coil of the alternating current contactor. The indicator light is connected in parallel to the electric heating plate circuit. Used for displaying the running state of the electric heating plate.
When the temperature measuring device is used, the power switch is turned on firstly, the engine oil heating temperature controller is electrified and started, then the temperature signal transmitted from the temperature measuring element is detected, if the temperature is lower than a set temperature value, the main contact of the alternating current contactor is controlled to be closed through the coil, the main circuit of the alternating current contactor is switched on at the moment, the electric heating plate starts to operate, and engine oil is heated. When the temperature reaches a set temperature value, the temperature controller controls the contact of the alternating current contactor to be disconnected, the circuit is disconnected, and the electric heating plate stops running.
The cooling liquid heating system mainly comprises a circulating pump 5, alternating current contactors 7 and 9, a time delay relay 8, a temperature measuring element 12, an intelligent pressure instrument 13, a cooling liquid heating temperature controller 15, a cooling liquid heater operation indicator lamp 19 and a water pump operation indicator lamp 20. The circulating pump is connected with a main contact at one end of the alternating current contactor by a cable, and a main contact at the other end of the alternating current contactor is connected with a main power supply by the cable; the cooling liquid heater is connected with a main contact at one end of the alternating current contactor by a cable, and a main contact at the other end of the alternating current contactor is connected with a main power supply through the cable; the temperature controller is connected with a main power supply through a cable, a signal output line of the temperature measuring element is connected into the temperature controller, an output signal line of the temperature controller is divided into two paths, one path is connected into an alternating current contactor coil connected with the circulating pump, the other path is connected into a time delay relay, and a contact of the time delay relay is connected with the alternating current contactor coil connected with the cooling liquid heater. The indicator lights are connected in parallel to the circulation pump and the coolant heater circuit, respectively. Used for displaying the running states of the circulating pump and the cooling liquid heater.
When the engine oil heater temperature controller is started, the cooling liquid heater temperature controller is electrified and started, a temperature signal transmitted from an engine cooling liquid temperature measuring element is detected, if the temperature is lower than a set temperature value, the main contact of the alternating current contactor is controlled to be closed, the main circuit of the alternating current contactor is switched on, the circulating pump starts to operate, meanwhile, under the action of a delay relay, the contact of the alternating current contactor of the cooling liquid heater is controlled to be in a closed state after being delayed for 10 seconds, the circuit of the cooling liquid heater is switched on, the cooling liquid starts to be heated, when the cooling liquid is heated to the set temperature value, the temperature controller controls the contact of the alternating current contactor to be disconnected, the circuit is switched off, and.
As can be seen from fig. 3, the box structure is as follows:
a circuit breaker, an alternating current contactor and time delay relay power distribution equipment are arranged on the right side of the upper part of the box body, and a circulating pump is arranged on the left side of the box body; the lower part is provided with a cooling liquid heater and an intelligent pressure gauge. Wherein the circulating pump water inlet passes through pipe connection to the engine water outlet, and the circulating pump delivery port is connected with the pipe heater water inlet, and the pipe heater delivery port passes through pipe connection to the engine water inlet, and intelligent manometer passes through the tee bend and links to each other with coolant liquid heater export pipeline.
As can be seen from fig. 4, the control panel structure on the left side of the box body is as follows:
the left side of the upper part of the control panel is provided with an engine oil heating temperature controller and a cooling liquid heating temperature controller, the temperature of engine oil and cooling liquid can be displayed in real time, the heating temperature can be set, and the operation of the heating plate, the circulating pump and the cooling liquid heater can be controlled. The power switch is arranged below the temperature controller, and the three indicator lamps are arranged on the right side and can respectively display the running states of the electric heating plate, the circulating pump and the cooling liquid heater.
The left side of the lower part is provided with a cable joint of the electric heating plate for supplying power to the electric heating plate. The right side is the main power connection for the power supply of the whole device.
Claims (4)
1. The engine oil heating device of the mine electric wheel dumper engine comprises two systems, one is an engine oil heating system, and the other is a cooling liquid heating system and is characterized in that the engine oil heating system is provided with a heating plate, a temperature measuring element, an alternating current contactor, an engine oil heating temperature controller and an electric heating plate operation indicating lamp, wherein the electric heating plate is connected with a main contact at one end of the alternating current contactor by using a cable, the main contact at the other end of the alternating current contactor is connected with a main power supply by using a cable, the temperature controller is powered by the main power supply, a signal output line of the temperature measuring element is connected to the temperature controller, a signal output line of the temperature controller is connected; the cooling liquid heating system is provided with a circulating pump, an alternating current contactor, a time delay relay, a temperature measuring element, an intelligent pressure instrument, a cooling liquid heating temperature controller, a cooling liquid heater operation indicator light and a water pump operation indicator light, wherein the circulating pump is connected with a main contact at one end of the alternating current contactor by a cable, and a main contact at the other end of the alternating current contactor is connected with a main power supply by a cable; the cooling liquid heater is connected with a main contact at one end of the alternating current contactor by a cable, and a main contact at the other end of the alternating current contactor is connected with a main power supply through the cable; the temperature controller is connected with a main power supply through a cable, a signal output line of the temperature measuring element is connected into the temperature controller, an output signal line of the temperature controller is divided into two paths, one path is connected into an alternating current contactor coil connected with the circulating pump, the other path is connected into a time delay relay, a contact terminal of the time delay relay is connected with the alternating current contactor coil connected with the cooling liquid heater, and the indicating lamps are respectively connected in parallel into the circulating pump and the cooling liquid heater circuit and used for displaying the running states of the circulating pump and the cooling liquid heater.
2. The mining electric wheel dump truck engine oil heating device according to claim 1, characterized in that the electric heating plate has three pieces, the three blocks are connected in parallel in a main circuit, an electric heating plate is tightly attached to the lower part of an oil pan of an engine and is connected to the oil pan through bolts, a temperature measuring element is arranged on the oil pan, the oil temperature measuring device is used for measuring the temperature of engine oil in an oil pan, and is connected to a control box in a circuit mode, and is connected with an intelligent temperature controller, when the oil temperature measuring device is used, the required heating temperature is set in the intelligent temperature controller firstly, the temperature controller detects the temperature of the oil through a thermometer arranged in the oil pan, a heater switch is turned on, the intelligent temperature controller detects the temperature of the oil firstly, when the temperature is lower than a set temperature, an alternating current contactor is controlled to act, an electric heating plate is powered on, the oil pan is heated, heat enters the oil pan, the engine oil inside the oil pan is heated, the set temperature is reached.
3. The mining electric wheel dump truck engine oil heating device according to claim 1, characterized in that a circuit breaker, an alternating current contactor and a time delay relay power distribution device are arranged on the right side of the upper part of the box body, and a circulating pump is arranged on the left side; the lower part is provided with a cooling liquid heater and an intelligent pressure gauge, wherein the water inlet of a circulating pump is connected to the water outlet of the engine through a pipeline, the water outlet of the circulating pump is connected with the water inlet of a pipeline heater, the water outlet of the pipeline heater is connected to the water inlet of the engine through a pipeline, and the intelligent pressure gauge is connected with the outlet pipeline of the cooling liquid heater through a tee joint.
4. The mining electric wheel dumper engine oil heating device according to claim 1, characterized in that an engine oil heating temperature controller and a coolant heating temperature controller are arranged on the left side of the upper part of the control panel, the temperatures of the engine oil and the coolant can be displayed in real time, the heating temperature can be set, the operation of the heating plate, the circulating pump and the coolant heater can be controlled, a power switch is arranged below the temperature controller, and three indicator lamps are arranged on the right side and can respectively display the operation states of the electric heating plate, the circulating pump and the coolant heater;
the left side of the lower part is provided with an electric heating plate cable joint for supplying power to the electric heating plate, and the right side is provided with a main power supply joint for supplying power to the whole equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921694338.6U CN211287827U (en) | 2019-10-11 | 2019-10-11 | Engine oil heating device of mine electric wheel dump truck engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921694338.6U CN211287827U (en) | 2019-10-11 | 2019-10-11 | Engine oil heating device of mine electric wheel dump truck engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211287827U true CN211287827U (en) | 2020-08-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921694338.6U Expired - Fee Related CN211287827U (en) | 2019-10-11 | 2019-10-11 | Engine oil heating device of mine electric wheel dump truck engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211287827U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114810454A (en) * | 2022-04-14 | 2022-07-29 | 武汉肯迪动力科技有限公司 | High-precision fireproof monitoring system for fracturing truck |
-
2019
- 2019-10-11 CN CN201921694338.6U patent/CN211287827U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114810454A (en) * | 2022-04-14 | 2022-07-29 | 武汉肯迪动力科技有限公司 | High-precision fireproof monitoring system for fracturing truck |
| CN114810454B (en) * | 2022-04-14 | 2024-04-16 | 武汉肯迪动力科技有限公司 | High-precision fireproof monitoring system for fracturing truck |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200818 Termination date: 20211011 |
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| CF01 | Termination of patent right due to non-payment of annual fee |