CN212155025U - Starting system of dumper - Google Patents
Starting system of dumper Download PDFInfo
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- CN212155025U CN212155025U CN202020483301.5U CN202020483301U CN212155025U CN 212155025 U CN212155025 U CN 212155025U CN 202020483301 U CN202020483301 U CN 202020483301U CN 212155025 U CN212155025 U CN 212155025U
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Abstract
The utility model discloses a tipper start-up system, include: the pre-oil supply pump supplies oil to the pre-lubricating system; an electric motor that drives an engine start; an activation part for controlling an energization state of the electric motor; a power supply electrically connected to the pre-feed pump and the electric motor; and the controller controls the power supply to be electrified with the pre-oil supply pump after receiving the starting signal of the starting part, and controls the power supply to be electrified with the electric motor after delaying preset time. Use the utility model provides a during tipper starting system, when the starting part starts, the controller can control the fuel feed pump in advance and start the time of predetermineeing for lubricating system fully lubricated back control power supply and electric motor circular telegram in advance, electric motor start-up engine. Sufficient lubrication is obtained before the engine is started, so that the risk of the engine being worn can be reduced. In addition, the pneumatic motor is eliminated, so that the start fault of the SF31904 self-dumping truck is reduced.
Description
Technical Field
The utility model relates to a SF31904 tipper technical field, more specifically says, relates to a tipper starting system.
Background
The SF31904 self-discharging vehicle is the vehicle type with the highest utilization rate of an open coal mine vehicle, the engine is the American Cammins diesel oil gas starting type engine, the gas storage barrel is firstly inflated during starting, and the engine can be started only once by one-time inflation, if the engine needs to be started for multiple times when fault is processed or the weather is cold, the engine needs to be inflated for multiple times, each time of inflation needs about 3-5 minutes, if no gas source exists nearby, the gas pump vehicle is needed to provide the gas source for matching, time is wasted, maintenance time is prolonged, the SF31904 gas circuit self-discharging vehicle has the faults which are gradually increased along with the aging of the vehicle, particularly after the vehicle enters winter, the gas circuit faults are always high, and time and labor are wasted during. In addition, the SF31904 tipper engine air pump and PT pump have high faults, the PT pump main shaft is driven by the air pump main shaft, the air pump main shaft is driven by the air pump transmission shaft, the air pump transmission is driven by the engine gear train, if the transmission mechanism has unreliable connection or unqualified concentricity, unstable power transmission or vibration can be caused, the PT pump main shaft is finally broken, the engine is automatically flamed out after the PT pump breaks down, and the air pump and the PT pump are frequently maintained and have high investment cost.
Therefore, how to reduce the start-up failure of the SF31904 dump truck is a problem to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims to solve the technical problem how to reduce SF31904 tipper start fault, for this reason, the utility model provides a tipper starting system.
In order to achieve the above object, the utility model provides a following technical scheme:
a dump truck startup system comprising:
a pre-oil supply pump that supplies oil to a pre-lubrication system;
an electric motor that drives an engine start;
an activation component for controlling an energization state of an electric motor;
a power source electrically connected to the pre-feed pump and the electric motor; and
and the controller controls the power supply to be electrified with the pre-oil supply pump after receiving the starting signal of the starting part, and controls the power supply to be electrified with the electric motor after delaying preset time.
In one embodiment of the present invention, the controller includes a delay switch, a first relay and a second relay, wherein a first end of the delay switch is electrically connected to a positive electrode of the power source, a second end of the delay switch is electrically connected to the first end of the first relay and the first end of the second relay, a second end of the first relay is electrically connected to a negative electrode of the power source, a third end of the first relay is electrically connected to the positive electrode of the power source, and a fourth end of the first relay is electrically connected to the pre-oil supply pump; the second end of the second relay is electrically connected with the negative pole of the power supply, the third end of the second relay is electrically connected with the positive pole of the power supply, and the fourth end of the second relay is electrically connected with the electric motor.
The utility model discloses in one of them embodiment, still including setting up pressure sensor on the oil feed pipeline of pre-lubrication system, pressure sensor with the time delay switch electricity is connected.
In one embodiment of the present invention, the power supply is the battery pack of the dump truck.
In one embodiment of the present invention, the starting member is a key switch.
In one embodiment of the present invention, the power of the electric motor is 900 HP.
According to the above technical scheme, use the utility model provides a during tipper starting system, when the starter block started, the controller can control the fuel feed pump in advance and start the time of predetermineeing for control after lubricating system fully lubricated in advance the power with the electric motor circular telegram, electric motor start-up engine. Sufficient lubrication is obtained before the engine is started, so that the risk of the engine being worn can be reduced. In addition, the pneumatic motor is eliminated, so that the start fault of the SF31904 self-dumping truck is reduced.
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, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a dumper starting system provided by the present invention;
fig. 2 is a schematic circuit diagram of a structure of a dumper starting system provided by the present invention.
In the figure, 100 is a power supply, 200 is a controller, 300 is a starting part, 400 is a pre-oil supply pump, 500 is an electric motor, 201 is a time delay switch, 202 is a first relay, and 203 is a second relay.
Detailed Description
The core of the utility model is to provide a tipper starting system to reduce SF31904 tipper start failure.
The embodiments described below do not limit the scope of the invention described in the claims. Further, the entire contents of the configurations shown in the following embodiments are not limited to those necessary as a solution of the invention described in the claims.
Referring to fig. 1 to 2, a dumper starting system according to an embodiment of the present invention includes:
a pre-oil supply pump 400, the pre-oil supply pump 400 supplying oil to the pre-lubrication system;
an electric motor 500, the electric motor 500 driving the engine to start;
an activating member 300, the activating member 300 for controlling the energized state of the electric motor 500;
a power supply 100, the power supply 100 being electrically connected to the pre-oil supply pump 400 and the electric motor 500; and
the controller 200 controls the power supply 100 to be electrified with the pre-oil supply pump 400 after the controller 200 receives the starting signal of the starting part 300, and controls the power supply 100 to be electrified with the electric motor 500 after delaying the preset time.
Use the utility model provides a during tipper starting system, when starting part 300 starts, controller 200 can control oil feed pump 400 in advance and start the time of predetermineeing for control power supply 100 and electric motor 500 circular telegram behind the lubricating system fully lubricated in advance, electric motor 500 starts the engine. Sufficient lubrication is obtained before the engine is started, so that the risk of the engine being worn can be reduced. In addition, the pneumatic motor is eliminated, so that the start fault of the SF31904 self-dumping truck is reduced.
In one embodiment of the present invention, the controller 200 includes a delay switch 201, a first relay 202 and a second relay 203, wherein a first end of the delay switch 201 is electrically connected to a positive electrode of the power source 100, a second end of the delay switch 201 is electrically connected to a first end of the first relay 202 and a first end of the second relay 203, a second end of the first relay 202 is electrically connected to a negative electrode of the power source 100, a third end of the first relay 202 is electrically connected to a positive electrode of the power source 100, and a fourth end of the first relay 202 is electrically connected to the pre-oil supply pump 400; a second terminal of the second relay 203 is electrically connected to the negative electrode of the power supply 100, a third terminal of the second relay 203 is electrically connected to the positive electrode of the power supply 100, and a fourth terminal of the second relay 203 is electrically connected to the electric motor.
After detecting the starting signal of the starting component 300, the delay switch 201 controls the pre-oil supply pump 400 to start for a preset time through the first relay 202, when the engine oil pressure in the pre-lubrication system reaches 22PSI, the pre-lubrication system stops working automatically, the second relay 203 controls the power supply 100 to be electrified with the electric motor 500, the electric motor 500 starts automatically and drives the engine to run until the engine runs normally, and then one-time starting can be completed. Adopt the utility model discloses a start-up system can be at any time, flameout many times and start.
For the convenience detect the pressure in the lubrication system in advance, the utility model discloses a start-up system is still including setting up the pressure sensor on the oil feed pipe way of lubrication system in advance, and pressure sensor is connected with time delay switch 201 electricity. The pressure sensor can detect the pressure on the pre-lubrication system in real time.
In order to reduce the use of additional equipment, the power supply 100 is a battery pack of the dump truck.
The starting component 300 is an interface for an operator to interact with the dump truck, and the starting component 300 is a starting button or a key switch.
The utility model discloses in one of them embodiment, former car engine is 1200HP for power, and the compression ratio is 15.5: 1, the displacement is 37.7L, the power of the electric motor is calculated to be 882HP, and after comparing electric motors 500 with various powers, the electric motor 500 with the power of 900HP is finally selected for a plurality of tests.
The design of pipeline after PT pump moves ahead: after cancelling the air pump, need with PT pump antedisplacement, original coming after PT pump antedisplacement, return oil pipe way and must redesign, the PT pump connecting line of former car is shorter, if with three pipelines whole extension, the later maintenance is inconvenient, after shifting forward a position simultaneously fuel distribution valve and solenoid valve base, only need prolong a PT pump pipeline can. Therefore, the PT pump is finally installed by moving the PT pump forwards, the fuel distribution valve and the electromagnetic valve base forwards and extending a pipeline.
The starting system is applied to SF31904 dump trucks, 37 SF31904 dump trucks are applied at present, after the transformation is completed, the fault of a gas circuit of the whole truck is reduced to 0, the fault of a PT pump is reduced by 95%, the fault of the starting system is reduced by 95%, and all SF31904 dump trucks subjected to the repair by a mine electromechanical equipment overhaul company are planned to be electrically started in 2018.
In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like 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, and 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 application. 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.
Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; 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 meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. A dump truck starting system, comprising:
a pre-oil supply pump that supplies oil to a pre-lubrication system;
an electric motor that drives an engine start;
an activation component for controlling an energization state of an electric motor;
a power source electrically connected to the pre-feed pump and the electric motor; and
and the controller controls the power supply to be electrified with the pre-oil supply pump after receiving the starting signal of the starting part, and controls the power supply to be electrified with the electric motor after delaying preset time.
2. The dump truck starting system according to claim 1, wherein the controller comprises a delay switch, a first relay and a second relay, wherein a first end of the delay switch is electrically connected to a positive pole of the power source, a second end of the delay switch is electrically connected to a first end of the first relay and a first end of the second relay, a second end of the first relay is electrically connected to a negative pole of the power source, a third end of the first relay is electrically connected to the positive pole of the power source, and a fourth end of the first relay is electrically connected to the pre-oil supply pump; the second end of the second relay is electrically connected with the negative pole of the power supply, the third end of the second relay is electrically connected with the positive pole of the power supply, and the fourth end of the second relay is electrically connected with the electric motor.
3. The dumper starting system as set forth in claim 2, further comprising a pressure sensor disposed on an oil supply line of the pre-lubrication system, the pressure sensor being electrically connected to the delay switch.
4. The dumper starting system as set forth in claim 2, wherein the power source is a battery pack of the dumper.
5. The dump truck starting system as set forth in claim 2, wherein said starting means is a key switch.
6. The dump truck startup system of claim 2 wherein the power of the electric motor is 900 HP.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020483301.5U CN212155025U (en) | 2020-04-03 | 2020-04-03 | Starting system of dumper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020483301.5U CN212155025U (en) | 2020-04-03 | 2020-04-03 | Starting system of dumper |
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| Publication Number | Publication Date |
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| CN212155025U true CN212155025U (en) | 2020-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020483301.5U Active CN212155025U (en) | 2020-04-03 | 2020-04-03 | Starting system of dumper |
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| CN (1) | CN212155025U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112856198A (en) * | 2021-01-05 | 2021-05-28 | 扎赉诺尔煤业有限责任公司 | Automatic time-delay start-stop system for lubricating oil pump |
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2020
- 2020-04-03 CN CN202020483301.5U patent/CN212155025U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112856198A (en) * | 2021-01-05 | 2021-05-28 | 扎赉诺尔煤业有限责任公司 | Automatic time-delay start-stop system for lubricating oil pump |
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