KR20110069313A - Device of automatically adjustable lighting angle of front lamp of construction machinery - Google Patents

Device of automatically adjustable lighting angle of front lamp of construction machinery Download PDF

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Publication number
KR20110069313A
KR20110069313A KR1020090126004A KR20090126004A KR20110069313A KR 20110069313 A KR20110069313 A KR 20110069313A KR 1020090126004 A KR1020090126004 A KR 1020090126004A KR 20090126004 A KR20090126004 A KR 20090126004A KR 20110069313 A KR20110069313 A KR 20110069313A
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KR
South Korea
Prior art keywords
drive shaft
construction machine
angle
driver
seat
Prior art date
Application number
KR1020090126004A
Other languages
Korean (ko)
Inventor
윤혁준
Original Assignee
현대중공업 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 현대중공업 주식회사 filed Critical 현대중공업 주식회사
Priority to KR1020090126004A priority Critical patent/KR20110069313A/en
Publication of KR20110069313A publication Critical patent/KR20110069313A/en

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    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/08—Superstructures; Supports for superstructures
    • E02F9/0858—Arrangement of component parts installed on superstructures not otherwise provided for, e.g. electric components, fenders, air-conditioning units
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/16—Cabins, platforms, or the like, for drivers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2200/00—Type of vehicle
    • B60Y2200/40—Special vehicles
    • B60Y2200/41—Construction vehicles, e.g. graders, excavators
    • B60Y2200/412—Excavators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/14—Adjustable mountings
    • F21V21/30—Pivoted housings or frames

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  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)

Abstract

The present invention automatically changes the lighting angle of the front lamp installed on the top of the driver's seat of the construction machine according to the movement of the boom to follow the working position during the excavation, transportation, shredding work, etc. It relates to an automatic control device for the angle of illumination of the front lamp of a construction machine.

The present invention as described above, a plurality of drive shaft installation brackets installed on the top of the driver's seat of the construction machine; A drive shaft rotatably installed on the drive shaft mounting bracket, the front shaft having a plurality of front lamps attached thereto; A drive shaft rotating gear installed on the drive shaft to rotate in conjunction with the drive shaft; A stepper motor installed at an upper end of the driver's seat and connected to the driving shaft rotating gear and connected to the main control unit of a construction machine; And an angle sensor installed at the boom rotating shaft of the construction machine and connected to the main control unit.

Description

Device of automatically adjustable lighting angle of front lamp of construction machinery

The present invention relates to an automatic adjustment device for the front lamp lighting angle of construction equipment, and more specifically, to change the illumination angle of the front lamp installed on the top of the construction machine driver's seat according to the movement of the boom, such as excavation, transportation, crushing operation, etc. The present invention relates to an automatic angle control device for the front lamp of a construction machine, which makes it easier to carry out a safer operation by illuminating the light while working.

Hereinafter, a background art and a problem thereof will be described with reference to the accompanying drawings.

1 is a side structural view of a construction machine equipped with a conventional fixed front lamp.

Referring to FIG. 1, generally, a front lamp 21 is installed at an upper end of a driver's seat 20 of a construction machine, and a boom lamp 23 is installed at a boom 22 of a construction machine.

As described above, a boom lamp 23 is installed at the boom 22 of the construction machine, and the boom lamp 23 is also moved together with the boom 22 along the direction in which the boom 22 is moved to secure a view of the work equipment. And, the front lamp 21 installed on the top of the driver's seat 20 of the construction machine serves to ensure the driver's field of view during the operation and driving of excavation, crushing, transport, and the like to inform the operating state of the equipment around.

However, the conventional front lamp 21 installed on the top of the driver's seat of the construction machine as described above is fixedly installed so that only the front of the equipment does not shine the work site variably according to the change of the movement of the construction machine working device. It has played the role of an auxiliary light rather than a light.

In particular, when the work around the ground, as shown in Figure 1, the boom lamp 23 installed on the boom 22 is not a problem because it is reflected on the work device and the ground, it is not a problem, but high work not around the ground In the excavation work of the position, that is, the excavation work of the position higher than the driver's seat 20 or the dismantling crushing work using a special attachment, the transport operation, the boom lamp 23 installed on the boom 22 and the top of the driver's seat 20 of the construction machine Since the installed front lamps 21 do not illuminate the work device at a position higher than the driver's seat 20, there is a problem that the auxiliary power must be operated for securing the view of the work device and safe work.

Therefore, an object of the present invention, by changing the illumination angle of the front lamp installed on the top of the driver's seat of the construction machine in accordance with the movement of the boom of the construction machine by the excavation, crushing, transport, etc. It is to provide automatic control of the front lamp lighting angle of construction machinery that can concentrate the lighting to make the work more efficient and safe.

Another object of the present invention is to provide a front lamp lighting angle automatic adjustment device for a construction machine that can provide effective lighting even when the excavation, crushing, and transport at a high position rather than the ground excavation operation of the construction machine.

The present invention for achieving the above object, a plurality of drive shaft mounting brackets installed on the top of the driver's seat of the construction machine; A drive shaft rotatably installed on the drive shaft mounting bracket, the front shaft having a plurality of front lamps attached thereto; A drive shaft rotating gear installed on the drive shaft to rotate in conjunction with the drive shaft; A stepper motor installed at an upper end of the driver's seat and connected to the driving shaft rotating gear and connected to the main control unit of a construction machine; And an angle sensor installed at the boom rotation shaft of the construction machine and connected to the main control unit, to provide an automatic control of the front lamp illumination angle of the construction machine.

In addition, the automatic adjustment of the illumination angle may be configured to further include a rotation angle limiting means that is installed on the upper side of the driver's seat of the drive shaft and the construction machine to limit the rotation angle of the drive shaft.

Here, the rotation angle limiting means, a pair of angle limiting projections attached to the drive shaft in the form of 'V'; Bracket support is installed on the top of the construction machine driver seat to be located below the angle limiting projection; And an angle limiting bracket attached to an upper surface of the bracket support, wherein the angle limiting bracket may be bent in a 'V' shape to have a larger angle than a pair of angle limiting protrusions attached to the driving shaft. .

As described above, the automatic adjustment of the front lamp lighting angle of the construction machine according to an embodiment of the present invention, in conjunction with the rotation angle of the boom to automatically adjust the lighting angle of the front lamp by the construction machine driver When driving, such as excavation, crushing, transportation, etc., the light can be shined while following the variable work position, which has the advantage of maximizing the work efficiency and safety.

In particular, when digging, transporting, or crushing high positions, such as walls and altitudes, rather than the work around the ground, it is possible to maintain an effective concentrated lighting condition not provided by the existing front lamps, especially during night work. Can be.

Through this, the front lamp lighting angle automatic control device for a construction machine according to an embodiment of the present invention can provide convenience of work when the construction machine driver's work is performed, and ensure safety for the surrounding environment. It is a very useful invention for the industry because it can not only prevent safety accidents due to lack, but also maximize work efficiency.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

Figure 2 is a side structural view of the heavy equipment equipped with an automatic adjustment device for front lamp illumination angle of a construction machine according to an embodiment of the present invention, Figure 3 is a front lamp illumination angle of a construction machine according to an embodiment of the present invention Detailed configuration of the automatic control device, Figure 4 is a circuit configuration of the automatic front lamp lighting angle control device for a construction machine according to the present invention.

2 to 4, the front lamp lighting angle automatic adjustment device 1 of the construction machine according to an embodiment of the present invention, a plurality of drive shaft mounting bracket 10, drive shaft 14, drive shaft rotary gear (11), the step motor 12 and the angle sensor (13).

The drive shaft mounting bracket 10 of the front lamp lighting angle automatic adjustment device 1 of the construction machine according to the embodiment according to the present invention configured as described above, the driver's seat installed in the front of the upper structure (2) of the construction machine ( 20) At the top, a plurality of them are installed at regular intervals.

The drive shaft 14 is rotatably installed on the drive shaft mounting bracket 10, and a plurality of front lamps 21 are attached to the front portion of the drive shaft 14 at regular intervals.

The drive shaft rotary gear 11 is installed on the drive shaft 14 to rotate in conjunction with the drive shaft 14.

The step motor 12 is installed on the driver's seat 20, the driving gear 121 installed on the rotary shaft 120 is connected to the drive shaft rotary gear 11, and the main control unit 24 of the construction machine Connected.

The angle sensor 13 is installed on the boom rotating shaft 25 of the construction machine, it is connected to the main control unit 24.

In addition, the front lamp lighting angle automatic adjustment device (1) of the construction machine according to the present invention, the drive shaft 14 and the upper side of the driver's seat 20 of the construction machine is rotated to limit the rotation angle of the drive shaft 14 It may be configured to further include an angle limiting means (15).

Here, the configuration of the rotation angle limiting means 15 which can be further included in the automatic front lamp lighting angle control device 1 of the construction machine according to the present invention as described above in detail, the rotation angle limitation The means 15 is constituted by a pair of angle limiting protrusions 150, a bracket support 151 and an angle limiting bracket 152.

The pair of angle limiting protrusions 150 of the rotation angle limiting means 15 configured as described above are attached to the drive shaft 14 in a 'V' shape.

The bracket support 151 is installed at the top of the construction machine driver's seat 20 to be located below the angle limiting protrusion 150.

The angle limiting bracket 152 is attached to the upper surface of the bracket support 151, the angle limiting bracket 152 attached to the upper surface of the bracket support 151 as described above is attached to the drive shaft 14. It is preferable to be bent in a 'V' shape to have a larger angle than the pair of angle limiting protrusions 150.

Again, with reference to Figures 2 to 4 will be described the operation and effect of the automatic control of the front lamp lighting angle of the construction machine according to an embodiment of the present invention.

2 to 4, the front lamp lighting angle automatic adjustment device (1) of the construction machine according to an embodiment of the present invention, the boom for the operation of excavation, crushing, transport, etc. using the construction machine When the 22 is rotated about the boom rotating shaft 25, the angle sensor 13 installed on the boom rotating shaft 25 senses an angle at which the boom 22 is rotated about the boom rotating shaft 25. Transmission to the main control unit 24 is made.

As described above, when the angle sensor 13 detects the angle at which the boom 22 is rotated about the boom rotation shaft 25 and transmits it to the main control unit 24, the main control unit 24 is a step motor. The command signal is output, and the step motor 12 rotates to one side or the other side by the step motor command signal from the main control unit 24 as described above.

As the step motor 12 rotates to one side or the other side, the motive gear 121 connected to the step motor rotary shaft 120 rotates to one side or the other side in association with the rotary shaft 120 of the step motor 12. Will be

As described above, when the prime gear 121 rotates to one side or the other side, the drive shaft rotary gear 11 geared to the prime gear 121 rotates to the other side or one side.

When the drive shaft rotary gear 11 is rotated to the other side or one side as described above, the drive shaft 14 is rotatably installed on the drive shaft mounting bracket 10 to be connected to the drive shaft rotary gear 11 also the drive shaft rotary gear ( 11 and rotated to the other side or one side, and the drive shaft 14 is attached to the front of the drive shaft 14 as the drive shaft 14 is rotated to the other side or one side in conjunction with the drive shaft rotary gear (11). The front lamp 21 is also interlocked with the drive shaft 14 to rotate to the other side or to one side, so that the front lamp 21 is rotated and angle-adjusted in the direction in which the boom 22 is rotated to perform ground work or work at a high position. Regardless of whether the front lamp 21 is angled according to the angle at which the boom 22 is rotated so as to shine light.

In this case, the pair of angle limiting protrusions 150 attached to the drive shaft 14 in a 'V' shape is rotated to one side or the other side in association with the drive shaft 14 so that the drive shaft 14 is at least one side at a predetermined angle. Alternatively, when rotated to the other side, the angle limiting protrusion 150 located at one side or the other side of the drive shaft 14 is in contact with one side or the other side of the upper surface of the angle limiting bracket 152 so that the drive shaft 14 is no longer rotated. By rotating in conjunction with the drive shaft 14 to limit the rotation angle of the front lamp 21, the illumination angle is adjusted.

As described above, the automatic adjustment of the front lamp lighting angle of the construction machine 1 according to the embodiment of the present invention automatically adjusts the lighting angle of the front lamp 21 in conjunction with the rotation angle of the boom 22. This enables the construction machine operator to operate the equipment to dig, crush, transport, etc., while illuminating the light while following the variable work position, thereby maximizing work efficiency and safety.

In particular, when digging, transporting, or crushing high positions, such as walls and altitudes, rather than the work around the ground, it is possible to maintain an effective concentrated lighting condition not provided by the existing front lamps, especially during night work. Can be.

Through this, the front lamp lighting angle automatic adjustment device (1) of the construction machine according to an embodiment of the present invention can provide the convenience of work when the construction machine driver's work is performed, to ensure safety even in the surrounding environment As a result, safety accidents due to lack of lighting can be prevented in advance, and work efficiency can be maximized.

The present invention is not limited to the above-described specific preferred embodiments, and various modifications can be made by any person having ordinary skill in the art without departing from the gist of the present invention claimed in the claims. Of course, such changes will fall within the scope of the claims.

1 is a side view of a construction machine equipped with a conventional fixed front lamp.

Figure 2 is a side structural view of the heavy equipment equipped with the automatic control of the front lamp lighting angle of a construction machine according to an embodiment of the present invention.

Figure 3 is a detailed configuration of the front lamp lighting angle automatic adjustment device of a construction machine according to an embodiment of the present invention.

Figure 4 is a circuit diagram of a front lamp lighting angle automatic adjustment device of a construction machine according to the present invention.

<Description of the symbols for the main parts of the drawings>

(10): drive shaft mounting bracket (11): drive shaft rotating gear

12: step motor 13: angle sensor

(14): drive shaft (15): rotation angle limiting means

Claims (3)

A plurality of drive shaft mounting brackets installed on a top of a driver's seat of a construction machine; A drive shaft rotatably installed on the drive shaft mounting bracket, the front shaft having a plurality of front lamps attached thereto; A drive shaft rotating gear installed on the drive shaft to rotate in conjunction with the drive shaft; A stepper motor installed at an upper end of the driver's seat and connected to the driving shaft rotating gear and connected to the main control unit of a construction machine; And Is installed on the boom rotation axis of the construction machine, the angle sensor is connected to the main control unit; Front lamp lighting angle automatic adjustment device for a construction machine comprising a. The method of claim 1, The illumination angle automatic adjustment device, Installed on top of the driver's seat of the drive shaft and the construction machine Automatically adjust the front lamp lighting angle of the construction machine, characterized in that it further comprises a rotation angle limiting means for limiting the rotation angle of the drive shaft. The method of claim 2, The rotation angle limiting means, A pair of angle limiting protrusions attached to the drive shaft in a 'V' shape; Bracket support is installed on the top of the construction machine driver seat to be located below the angle limiting projection; And Consists of an angle limiting bracket attached to the bracket support upper surface, The angle limiting bracket is a front lamp lighting angle automatic adjustment device for a construction machine, characterized in that bent in a 'V' shape to have a larger angle than a pair of angle limiting projections attached to the drive shaft.
KR1020090126004A 2009-12-17 2009-12-17 Device of automatically adjustable lighting angle of front lamp of construction machinery KR20110069313A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020090126004A KR20110069313A (en) 2009-12-17 2009-12-17 Device of automatically adjustable lighting angle of front lamp of construction machinery

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020090126004A KR20110069313A (en) 2009-12-17 2009-12-17 Device of automatically adjustable lighting angle of front lamp of construction machinery

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KR20110069313A true KR20110069313A (en) 2011-06-23

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KR1020090126004A KR20110069313A (en) 2009-12-17 2009-12-17 Device of automatically adjustable lighting angle of front lamp of construction machinery

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20170105776A (en) * 2016-03-10 2017-09-20 두산인프라코어 주식회사 Construction equipment having bidirectional module
CN111520638A (en) * 2020-04-29 2020-08-11 武义珍珍新能源科技有限公司 Integral projection lamp rotating frame
CN113203063A (en) * 2021-05-08 2021-08-03 浙江宏海智能科技有限公司 Intelligent building lighting system
KR20220090241A (en) * 2020-12-22 2022-06-29 박헌수 Portable forensic light source apparatus

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20170105776A (en) * 2016-03-10 2017-09-20 두산인프라코어 주식회사 Construction equipment having bidirectional module
CN111520638A (en) * 2020-04-29 2020-08-11 武义珍珍新能源科技有限公司 Integral projection lamp rotating frame
CN111520638B (en) * 2020-04-29 2022-07-15 徐莎莎 Integral projecting lamp rotating frame
KR20220090241A (en) * 2020-12-22 2022-06-29 박헌수 Portable forensic light source apparatus
WO2022139138A1 (en) * 2020-12-22 2022-06-30 박헌수 Portable forensic light source device
CN113203063A (en) * 2021-05-08 2021-08-03 浙江宏海智能科技有限公司 Intelligent building lighting system

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