KR20210115454A - Apparatus for controlling ramp of construction equipment using smart key - Google Patents

Abstract

The present invention relates to a lamp control apparatus for construction equipment using a smart key. The lamp control apparatus for the construction equipment using the smart key according to one embodiment of the present invention comprises: equal to or more than one lamps to illuminate the perimeter of the construction equipment; a smart key module which wirelessly communicates with the smart key; and a control unit for detecting a smart key event by analyzing a signal received from the smart key module, and controlling lighting of the lamp according to the detected smart key event. The smart key event includes locking and unlocking. An objective of the present invention is to provide the lamp control apparatus for the construction equipment, which allows a user to easily enter and exit a cab at night or in a dark place.

Description

Ramp control device of construction equipment using smart key {APPARATUS FOR CONTROLLING RAMP OF CONSTRUCTION EQUIPMENT USING SMART KEY}

The present invention relates to an apparatus for controlling a lamp for construction equipment using a smart key and a method for controlling the same.

In general, a PKE system (Passive Keyless Entry System) is a vehicle security system provided to wirelessly control the opening and closing of a vehicle by a driver or a vehicle owner in a position close to the vehicle, and is used for unlocking and starting a door. do.

Here, the PKE system searches for the user's smart key in a location adjacent to the vehicle using the LF antenna, and automatically opens the vehicle door or It is provided to perform control such as closing or starting the engine.

In other words, it is a system that enables the user to control the opening and closing of the vehicle's door and start without additional operation such as pressing the remote control wirelessly without using a separate mechanical key by the user possessing an authenticated smart key or smart card. .

Meanwhile, in general, construction equipment such as rollers, payloaders, and excavators has a cab installed at a fairly high position from the ground, so there is a possibility that a safety accident may occur when entering the cab at night or in a dark place.

Accordingly, it is necessary to provide appropriate lighting in order to allow accident-free access to the cab of construction equipment at night or in a dark place.

In the conventional construction equipment, a room lamp for illuminating the inside of the cab in conjunction with the opening and closing of the cab door was used to illuminate the cab. When the driver opens the door of the cab, battery power (B) is applied to the room lamp and the room lamp is turned on to illuminate the interior of the cab by the room lamp.

However, in construction equipment working in rough terrain, there is still a possibility that a safety accident may occur when the driver gets on and off at night or in a dark place.

The present invention has been proposed to solve the above problems, and it is an object of the present invention to provide a construction equipment lamp control device that controls a work lamp of construction equipment using a smart key to easily enter and exit the cab at night or in a dark place. do.

Lamp control apparatus of construction equipment using a smart key according to an embodiment of the present invention for achieving this object, one or more lamps to illuminate the periphery of the construction equipment; a smart key module that wirelessly communicates with the smart key; and a control unit for detecting a smart key event by analyzing a signal received from the smart key module, and controlling lighting of the lamp according to the detected smart key event, wherein the smart key event includes locking and unlocking .

The lamp includes a work lamp provided on the front, rear, and boom or arm of the outside of the cabin, and a room lamp provided in the cabin.

The lamp control device of the construction equipment further includes a horn for outputting a sound to the periphery of the construction equipment.

The controller controls the horn according to the detected smart key event.

When the detected smart key event is an unlocking event, the control unit lights the work lamp for a first time and outputs the sound of the horn.

Before the first time elapses, when opening/closing of a door or a driver's seat is detected, the control unit turns off the work lamp and turns on the room lamp.

The lamp control apparatus of the construction equipment further includes a detection sensor or a pressure sensor of the driver's seat for detecting opening and closing of the door, and the control unit detects opening and closing of the door or the driver's seat by the sensing value of the detection sensor or the pressure sensor. .

When the lamp control device of the construction equipment detects a smart key event instructing the extension of the lighting time before the first time elapses, the lighting time of the lamp is extended.

In the lamp control device of the construction equipment, when the detected smart key event is a locking event, the control unit turns on the work lamp for a second time.

When the lamp control device of the construction equipment detects a smart key event instructing the extension of the lighting time before the second time elapses, the lighting time of the work lamp is extended and the sound of the horn is output.

According to the present invention, it is possible to safely escort the operator until the user boarding at night or in a dark place.

1 is a block diagram schematically showing the configuration of a lamp control device for construction equipment using a smart key according to an embodiment of the present invention.
2 is a view for explaining the position of the work lamp of the wheel loader according to an embodiment of the present invention.
3 is a view for explaining the position of the work lamp of the excavator according to an embodiment of the present invention.
4 is a flowchart illustrating a method of controlling a lamp of a construction equipment using a smart key according to an embodiment of the present invention.
5 is a flowchart illustrating a method for controlling a lamp of construction equipment using a smart key according to an embodiment of the present invention.

Also, as used herein, the singular expression includes the plural expression unless the context clearly dictates otherwise. In the present application, terms such as "consisting of" or "comprising" should not be construed as necessarily including all of the various components or various steps described in the specification, some of which components or some steps are It should be construed that it may not include, or may further include additional components or steps.

In addition, the suffixes "module" and "part" for the components used in this specification are given or mixed in consideration of the ease of writing the specification, and do not have distinct meanings or roles by themselves.

Also, terms including ordinal numbers such as first, second, etc. used herein may be used to describe various components, but the components should not be limited by the terms. The above terms are used only for the purpose of distinguishing one component from another. For example, without departing from the scope of the present invention, a first component may be referred to as a second component, and similarly, the second component may also be referred to as a first component.

Hereinafter, a preferred embodiment according to the present invention will be described in detail with reference to the accompanying drawings, but the same or similar components are assigned the same reference numerals regardless of reference numerals, and redundant description thereof will be omitted.

In addition, it should be noted that the accompanying drawings are only for easy understanding of the spirit of the present invention, and should not be construed as limiting the spirit of the present invention by the accompanying drawings.

Prior to the description of the present invention, the smart key referred to in an embodiment of the present specification includes one or more buttons as an electronic key rather than a mechanical key. When each button is selected by the user, it generates a pre-matched signal.

The smart key 10 can use the conventional button as it is, and a button for controlling the lamp of the construction equipment using the smart key can be additionally provided and used, but in an embodiment of the present invention, the conventional button is used as it is. The case has been described as an example.

1 is a block diagram schematically showing the configuration of a lamp control apparatus for construction equipment using a smart key according to an embodiment of the present invention, and FIG. 2 is a diagram illustrating the position of a work lamp of a wheel loader according to an embodiment of the present invention 3 is a view for explaining the position of the work lamp of the excavator according to an embodiment of the present invention.

First, referring to FIG. 1 , the lamp control device 100 for construction equipment may include a smart key module 110 , a control unit 120 , a driving unit 130 , and a storage unit.

The smart key module 110 includes a plurality of antennas and a communication module for transmitting and receiving signals with the smart key 10 . A communication module for transmitting and receiving signals to and from the smart key 10 may use a known technology.

The smart key module 110 includes an antenna capable of transmitting a wireless signal. Antennas may be provided indoors and outdoors in the cabin.

The control unit 120 detects a smart key event by analyzing the signal received from the smart key module 110 , and controls the driving unit 130 according to the detected smart key event.

The smart key event is transmitted by a signal generated according to the manipulation of a button provided on the smart key 10 .

For example, it may be defined as an unlock button or a lock button provided in the smart key 10 or may be defined as any other button.

If the lock button is pressed continuously for a predetermined period of time, for example, 3 seconds or more, preheating and remote start can be performed. If the unlock button is pressed continuously for a predetermined time, for example, 3 seconds or more, the warm-up and remote start can be canceled.

Smart key events may include unlocking generated by an unlock button, locking generated by a lock button, and lighting extension generated by successive presses of an unlock button or lock button. can

The driving unit 130 may include one or more work lamps 132 , a room lamp 134 , and a horn 136 .

The work lamp 132 illuminates the periphery of the construction equipment, is provided on the front and rear of the outside of the cabin as shown in FIG. 2, and is provided on the boom or arm of the construction equipment. In addition, the work lamp 132 also includes a driving headlight provided on the equipment frame.

In the case of the wheel loader, as shown in Fig. 2 (a), six work ramps (L) are provided on the outside front of the cabin, and as shown in Fig. 2 (b), six work ramps at the rear (L) is provided. In the case of the excavator, as shown in Fig. 3 (a), four work ramps (L) are provided in the front of the outside of the cabin, and as shown in Fig. 3 (b), two work ramps ( L) is provided.

A room lamp 134 is provided in the cabin to illuminate the interior of the cabin.

The horn 136 generates a sound as a warning signal around the construction equipment.

When the unlocking smart key event is detected, the controller 120 controls the door lock (not shown) of the driving unit to unlock the door, turns on the work lamp 132, and maintains the lighting state for a predetermined time. make it In one embodiment of the present invention, after maintaining the lighting state for a predetermined time, when the predetermined time elapses, the work lamp 132 is turned off.

Before the work lamp 132 is turned off, when a door switch is opened, or when an operator sits in the driver's seat, the work lamp 132 may be turned off even if a predetermined time remains.

To this end, when the operator sits in the driver's seat, a pressure sensor provided in the driver's seat or a detection sensor capable of detecting the operation of the door switch must be provided, and the pressure sensor 20 of the driver's seat or the opening and closing of the door is detected. Upon receiving sensing information from the detection sensor 30 , the control unit may turn off the work lamp 132 and turn on the room lamp 134 .

When detecting the unlocking smart key event, the controller 120 may output the sound of the horn 136 along with lighting of the work lamp 132 .

The control unit 120 performs authentication with the smart key based on the authentication information stored in the storage unit 140 in advance. The control unit 120 performs a control function from the smart key only when authentication is normally performed.

The control unit 120 receives a detection signal for whether the starting state of the construction equipment is on or off from the starting state detection unit 40 .

When the control unit 120 receives the start state input from the start state detection unit 40 and determines that the start is off, and then detects a locking smart key event, the control unit 120 locks the door and turns on the work lamp 132 at the same time. , maintain the lit state for a third predetermined time.

When a lighting extension event generated by continuous pressing of a lock button is detected in the locked state, the controller 120 extends the lighting time for a predetermined time.

When a lighting extension event generated by continuous pressing of the unlock button in the unlocking state is detected, the controller 120 extends the lighting time for a predetermined time.

When a lighting extension event generated by continuous pressing of the unlock button in the unlocking state is detected, the controller 120 outputs the sound of the horn along with the lighting time extension.

The control unit 120 performs authentication with the smart key based on the authentication information stored in the storage unit in advance. The control unit 120 performs a control function from the smart key only when authentication is normally performed.

In another modified example, the control unit 120 may adjust the lighting state maintenance time based on the strength of the signal received from the smart key module 110, that is, the distance from the smart key. That is, the distance to the smart key and the duration of the lighting state have a positive correlation.

The smart key 10 of the construction equipment may store authentication information of a plurality of construction equipment and perform authentication with a plurality of construction equipment to control work lamps and the like. In this case, one key can be sequentially controlled. For example, if the smart key 10 is in the authentication state with 3 construction equipment, select construction equipment #1 by pressing any button of the smart key once, and construction #2 registered by pressing the button twice in succession Select the equipment and select the registered construction equipment number 3 by pressing the button 3 times in a row. The selected construction equipment turns on the work lamp for a preset time. The selected construction equipment may output the sound of the horn a plurality of times, for example, three times to perform a function of notifying the selected equipment.

3 is a flowchart illustrating a method for controlling a lamp of a construction equipment using a smart key according to an embodiment of the present invention.

First, when the driver receives a button input signal of the smart key 10 for riding the construction equipment in a state where the engine start of the construction equipment is turned off (S10), the smart key module can perform authentication with the smart key (S20).

To perform authentication, the smart key 10 may exchange authentication information with the smart key module 110 by storing authentication information therein as an electronic key.

The smart key 10 may store authentication information of a plurality of construction equipment. That is, since one smart key can perform authentication with a plurality of construction equipment, it is possible to perform remote starting and lamp control functions of a plurality of construction equipment.

Specifically, the smart key 60 is authenticated by exchanging authentication information between the smart key module 110 and the smart key 10, and the smart key 10 is owned in a state in which the validity of the smart key 10 is authenticated. When the driver presses the start button (not shown), the starter motor is operated.

The engine ECU (not shown) receives the authentication signal of the smart key 10 through communication from the control unit 120 and enters the locked state (fuel injection prohibited) when the validity of the smart key 10 is not authenticated and starts. It is not possible to do this, and when the validity is verified, the lock state is released to start the engine.

After the authentication is normally completed in step S20, when an unlocking event signal is additionally received from the smart key (S110), the room lamp of the construction equipment is turned on for the first preset time, and the sound of the horn 136 is output ( S120). The first time may be 100 seconds. When the smart key lighting extension signal is received within the first preset time (S140), the lighting holding time is added for the second preset time (S150). The preset second time period may be the same as the first time period, or may be shorter.

If the preset time has elapsed, the lighting of the work lamp may be turned off (S160).

In addition, when the driver's seat pressure signal or the door switch switching monitoring signal is received before the preset time elapses, the control unit turns off the lighting of the work lamp.

After step S120, when the door opening or the driver's seat is detected, the work lamp is turned off and the room lamp is turned on (S170), and the room lamp is turned off after a preset time has elapsed.

4 is a flowchart illustrating a method for controlling a lamp of a construction equipment using a smart key according to an embodiment of the present invention.

After the start switch of the construction equipment is turned off (S200), when a locking event signal is received from the smart key (S210), the work lamp of the construction equipment is turned on for a preset third time period (S220). The third time period is 50 can be seconds

If the lighting extension signal is additionally received from the smart key before the third preset time elapses (S230), the lighting holding time is added for the fourth preset time, and a sound of the horn is generated (S240). After that, when a preset time elapses, the work lamp is turned off (S250). The fourth time may be 10 seconds.

Those of ordinary skill in the art to which this specification belongs will be able to understand that the present specification may be embodied in other specific forms without changing the technical spirit or essential features thereof. Therefore, it should be understood that the embodiments described above are illustrative in all respects and not restrictive. The scope of the present specification is indicated by the claims described below rather than the detailed description, and all changes or modifications derived from the meaning and scope of the claims and their equivalent concepts are included in the scope of the present specification. should be interpreted

On the other hand, in the present specification and drawings, preferred embodiments of the present specification have been disclosed, and although specific terms are used, these are only used in a general sense to easily explain the technical content of the present specification and help the understanding of the present invention, It is not intended to limit the scope of the specification. It will be apparent to those of ordinary skill in the art to which this specification pertains that other modifications based on the technical spirit of the present specification may be implemented in addition to the embodiments disclosed herein.

100: lamp control device of construction equipment 110: smart key module
120: control unit 130: drive unit

Claims (9)

one or more lamps to illuminate the perimeter of the construction equipment;
a smart key module that wirelessly communicates with the smart key; and
a controller for detecting a smart key event by analyzing the signal received from the smart key module, and controlling lighting of the lamp according to the detected smart key event;
including,
The smart key event is a lamp control device for construction equipment using a smart key including locking and unlocking.
According to claim 1,
The lamp is a lamp control device for construction equipment using a smart key including a work lamp provided on the equipment frame, the front, rear, and boom or arms of the outside of the cabin, and a room lamp provided in the cabin.
According to claim 1,
a horn that outputs sound around construction equipment;
further comprising,
The control unit is a lamp control device for construction equipment using a smart key to control the horn according to the detected smart key event.
4. The method of claim 3,
When the detected smart key event is an unlocking event, the control unit lights a work lamp for a first time and outputs a sound of the horn.
5. The method of claim 4,
Before the first time elapses, the control unit turns off the work lamp and turns on the room lamp when the opening or closing of the door or the driver's seat is detected, a lamp control device for construction equipment using a smart key.
6. The method of claim 5,
Further comprising a detection sensor for detecting the opening and closing of the door or a pressure sensor of the driver's seat,
The control unit is a lamp control device for construction equipment using a smart key for detecting the opening and closing of the door or the driver's seating by the sensing value of the detection sensor or the pressure sensor.
5. The method of claim 4,
Before the first time elapses, when detecting a smart key event instructing an extension of the lighting time, a lamp control device for construction equipment using a smart key to extend the lighting time of the lamp.
According to claim 1,
When the detected smart key event is a locking event, the control unit lights a work lamp for a second time. A lamp control device for construction equipment using a smart key.
9. The method of claim 8,
a horn that outputs sound around construction equipment;
further comprising,
Before the second time elapses, when a smart key event instructing an extension of the lighting time is detected, the lighting time of the work lamp is extended and the lamp control of the construction equipment using the smart key for outputting the sound of the horn Device.

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