CN213577273U

CN213577273U - LED warning light capable of being turned on in circulating rotation mode

Info

Publication number: CN213577273U
Application number: CN202023326021.2U
Authority: CN
Inventors: 侯建谊; 冯志杰; 刘晓淼; 傅文隆
Original assignee: Haixing Maritime Electric Group Co ltd
Current assignee: Haixing Maritime Electric Group Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-06-29
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a LED warning light capable of being lighted in a circulating and rotating manner, which comprises a lamp holder and a lamp shade, wherein a light source module, a control circuit board and a driving power supply are arranged in a containing space formed by the lamp holder and the lamp shade, the lamp shade is arranged outside the light source module, the light source module comprises a plurality of light source plates, the plurality of light source plates are uniformly arranged on the outer surface of a radiator, and the radiator is a hexahedral prism; each light source board is independently and electrically connected with a control circuit board, and the control circuit board is electrically connected with a driving power supply. The utility model discloses a set up six prismatic radiators, and set up LED light source board along its periphery, cycle light in order to the LED light source board through the control scheme board, realize the rotatory luminous; the LED light source adopts a pure electronic control mode for rotary light emission, and has the characteristics of low failure rate, low power consumption, less heat productivity, adjustable rotation rate, long service life, no noise, adjustable circulation speed and the like.

Description

LED warning light capable of being turned on in circulating rotation mode

Technical Field

The utility model relates to a LED warning light especially relates to a LED warning light that circulated rotation was lighted.

Background

In order to ensure the safe operation of the staff in the cargo hold or the narrow passage in the ship and the cargo ship, warning equipment needs to be installed at the dangerous position in the cargo hold or the narrow passage for warning the coming and going staff to improve the vigilance, pay attention to the safety and avoid the danger.

The existing LED rotary warning lamp generally comprises a lamp holder, a reflector, a motor, a lampshade which is covered on the lamp holder and forms an accommodating space, and a light source which is arranged on the lamp holder and is accommodated in the accommodating space. In the warning light, the rotation of light source drives the reflector of light source through the motor and carries out 360 rotatory luminous, reaches the effect of reminding the warning.

However, the conventional warning lamp is driven by the motor to rotate, so that the problems of high failure rate, high heat emission, short service life, easy blocking of the reflector, high noise and the like are caused, and particularly in different dangerous places, the warning lamp with the same frequency can only be used, and the danger level cannot be distinguished. Therefore, it is necessary to provide a speed-adjustable LED warning light that circulates and rotates and light, can realize the light source rotation through the circulation of LED lamp pearl is lighted, plays the effect of warning, can distinguish the dangerous place of different danger levels through the rotation rate of speed governing switch adjustment LED warning light again.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a LED warning light that circulated rotation was lighted is provided, solve current rotatory warning light and drive the fault rate that the rotation caused through the motor high, the high heat generation volume, life is short, the noise is big, can't distinguish dangerous grade scheduling problem in dangerous place.

The utility model provides a technical scheme who adopts for solving above-mentioned technical problem provides a LED warning light that circulated rotation was lighted, including lamp stand and lamp shade, be provided with light source module, control scheme board and drive power supply in the accommodation space that lamp stand and lamp shade formed, the lamp shade sets up outside light source module, light source module includes a plurality of light source boards, a plurality of the light source board evenly sets up the surface at the radiator, the radiator is six prismatic bodies; every the light source board is connected with the control scheme board electricity alone, the control scheme board is connected with drive power supply electricity, be equipped with the single chip microcomputer control chip that controls a plurality of light source board circulative rotation and light and set for the speed governing switch of LED light source circulative rotation rate of lighting on the control scheme board.

Furthermore, the number of the light source boards is 6, the 6 light source boards are arranged corresponding to 6 faces of the radiator, each light source board comprises an LED lamp bead aluminum substrate and an LED lamp bead group arranged on the LED lamp bead aluminum substrate, and the number of the LED lamp beads of the LED lamp bead group of each light source board is 5.

Further, be equipped with the recess of installation lamp shade on the lamp stand, the bottom of lamp shade be equipped with recess assorted protrusion edge, the protrusion edge setting of lamp shade is in the recess, the protrusion edge top from the bottom up of lamp shade has set gradually clamping ring sealing washer and lamp shade clamping ring, the lamp shade passes through clamping ring sealing washer and lamp shade clamping ring sealing connection to lamp stand.

Furthermore, a junction box is arranged on one side of the lamp holder, and the junction box and the lamp holder are integrated and communicated; and the wiring terminal is arranged in the wiring box and is electrically connected with the control circuit board.

Furthermore, a stuffing box is arranged on the side surface of the junction box and is connected with the junction box in a sealing manner through a stuffing box sealing ring; the junction box is provided with a detachable box cover, and the box cover is hermetically connected with the junction box through a box cover sealing ring; and a nameplate is arranged on the box cover.

Furthermore, a plurality of fixing pins are arranged at the bottom of the lamp holder and are uniformly distributed at the bottom of the lamp holder, and each fixing pin is provided with a fixing hole.

Furthermore, the speed regulation switch comprises 3 groups of toggle switches, and the 3 groups of toggle switches form 8 different combinations to respectively realize 8 different rotation lighting rates of the light source module.

Furthermore, the control circuit board comprises a voltage reduction circuit, a main control circuit and an LED light source control circuit which are connected in sequence; the voltage reduction circuit is connected to a driving power supply, and the LED light source control circuit is connected to an LED lamp bead group of the light source board; the voltage reduction circuit converts the 24V voltage input by the driving power supply into 5V voltage to be supplied to the main control circuit; the speed regulating switch is connected to the main control circuit, and the main control circuit receives a speed regulating signal input by the speed regulating switch and transmits a control signal to the LED light source control circuit; the LED light source control circuit receives the control signal transmitted by the main controller and then lights the LED lamp bead groups of the light source plates connected with the LED light source control circuit in turn.

Further, the voltage reduction circuit comprises a linear voltage regulation integrated module U2, a power matching resistor R1, a low-frequency filter capacitor C1 and high-frequency filter capacitors C2 and C3; after the power matching resistor R1, the low-frequency filter capacitor C1 and the high-frequency filter capacitor C2 are connected in parallel, the positive pole and the negative pole of the power supply are respectively and correspondingly connected to the positive pole and the negative pole of the power supply input interface J2; the voltage input end Vin of the linear voltage-stabilizing integrated module U2 is connected with the positive pole of a power supply, the ground end GND is connected with the negative pole of the power supply and is grounded, the voltage output end Vout is connected with the positive pole of the high-frequency filter capacitor C3, and the negative pole of the high-frequency filter capacitor C3 is grounded.

Further, the master control circuit comprises a singlechip control chip U1, a high-frequency filter capacitor C4, a low-frequency filter capacitor C5 and a programming port J1; the high-frequency filter capacitor C4 and the low-frequency filter capacitor C5 are connected in parallel, the negative electrode of the high-frequency filter capacitor C4 is grounded, and the positive electrode of the high-frequency filter capacitor C5 is connected with the voltage output end Vout of the linear voltage-stabilizing integrated module U2 and is simultaneously connected to the power supply end Vcc of the single-chip microcomputer control chip U1; the ADC output end of the singlechip control chip U1 is connected to the LED light source control circuit; the data exchange ends TXD and RXD of the singlechip control chip U1 are respectively and correspondingly connected to the 2 pin and the 3 pin of the programming port J1; pin 1 of the programming port J1 is connected with a voltage output end Vout of the voltage-stabilizing integrated module U2, and pin 4 of the programming port J1 is grounded; the model of the singlechip control chip U1 is STC15F2K60S 2.

The utility model discloses contrast prior art has following beneficial effect: the utility model provides a speed-adjustable LED warning light capable of being lighted in a circulating and rotating mode, which is characterized in that a hexagonal prism-shaped radiator is arranged, LED light source lamp beads are arranged along the periphery of the hexagonal prism-shaped radiator, and then the light emitting sequence and the light emitting time of an LED light source plate are controlled by a singlechip on a control circuit board, so that rotary light emitting is realized; the rotating light source adopts a pure electronic control mode, so that the failure rate is low, the heat productivity is less, the service life is long, and no noise exists; the sealing ring is arranged at the joint of each part, so that the sealing effect is ensured, and the device is suitable for occasions with high humidity; by arranging the speed regulating switch, different rotation rates are adopted in different dangerous places, and the grades of the dangerous places can be effectively distinguished.

Drawings

Fig. 1 is a schematic structural view of a cyclically rotatable lighted LED warning light according to an embodiment of the present invention;

fig. 2 is an explosion diagram of a cyclically rotatable lighted LED warning lamp according to an embodiment of the present invention;

fig. 3 is a top view of the LED warning light capable of being cyclically and rotationally lighted according to the embodiment of the present invention;

fig. 4 is a bottom view of the LED warning light capable of being cyclically rotated and lighted according to the embodiment of the present invention;

fig. 5 is a schematic block diagram of a control circuit board according to an embodiment of the present invention;

fig. 6 is a schematic circuit diagram of a control circuit board according to an embodiment of the present invention.

In the figure:

1. a lamp shade; 2. a raised edge; 3. a light source plate; 4. LED lamp beads; 5. a heat sink; 6. a lampshade pressing ring; 8. a control circuit board; 9. a groove; 10. a junction box; 11. a drive power supply; 12. a lamp socket; 13. a stuffing box seal ring; 14. a stuffing box; 15. a nameplate; 16. a box cover; 19. a box cover sealing ring; 20. a wiring terminal; 21. pressing a ring seal ring; 22. and fixing the feet.

Detailed Description

The invention is further described with reference to the following figures and examples.

Fig. 1 is a schematic structural view of a cyclically rotatable lighted LED warning light according to an embodiment of the present invention; fig. 2 is an explosion diagram of a cyclically rotatable LED warning light according to an embodiment of the present invention.

Referring to fig. 1 and 2, a cyclically rotatable lighted LED warning light according to an embodiment of the present invention includes a lamp holder 12 and a lamp cover 1, a light source module, a control circuit board 8 and a driving power supply 11 are disposed in a receiving space formed by the lamp holder 12 and the lamp cover 1, the lamp cover 1 is disposed outside the light source module, the light source module includes a plurality of light source boards 3, the light source boards 3 are uniformly disposed on an outer surface of a heat sink 5, and the heat sink 5 is a hexagonal prism; every light source board 3 is connected with control circuit board 8 electricity alone, control circuit board 8 is connected with driving power supply 11 electricity, is equipped with the singlechip control chip that a plurality of light source boards 3 circulative rotation of control lighted and sets for the speed governing switch of LED light source circulative rotation rate of lighting on control circuit board 8.

Specifically, the number of the light source boards 3 is 6, the 6 light source boards 3 are arranged corresponding to 6 faces of the radiator 5, each light source board 3 comprises an LED lamp bead aluminum substrate and a plurality of LED lamp beads 4 arranged on the LED lamp bead aluminum substrate, and the number of the LED lamp beads 4 of each light source board 3 is 5.

Please refer to fig. 2 and fig. 3 simultaneously, in the LED warning light capable of being lighted by rotating circularly of the embodiment of the present invention, a groove 9 for installing a lampshade 1 is arranged on a lamp holder 12, a protruding edge 2 matched with the groove 9 is arranged at the bottom of the lampshade 1, the protruding edge 2 of the lampshade 1 is arranged in the groove 9, a pressing ring sealing ring 21 and a lampshade pressing ring 6 are sequentially arranged above the protruding edge 2 of the lampshade 1 from bottom to top, and the lampshade 1 is hermetically connected to the lamp holder 12 through the pressing ring sealing ring 21 and the lampshade pressing ring 6; the sealing effect of the connection part of the lampshade 1 and the lamp holder 12 is ensured.

Specifically, a junction box 10 is arranged on one side of a lamp holder 12, and the junction box 10 is integrated with and communicated with the lamp holder 12; the junction box 10 is provided with a connecting terminal 20, and the connecting terminal 20 is electrically connected with the control circuit board 8. A stuffing box 14 is arranged on the side surface of the junction box 10, and the stuffing box 14 is connected with the junction box 10 in a sealing way through a stuffing box sealing ring 13; the sealing effect of the joint of the stuffing box 14 and the junction box 10 is ensured. The junction box 10 is provided with a detachable box cover 16, and the box cover 16 is connected with the junction box 10 in a sealing mode through a box cover sealing ring 19, so that the sealing effect of the joint of the box cover 16 and the junction box 10 is guaranteed. The box cover 16 is provided with a nameplate 15.

Referring to fig. 4, in the LED warning light capable of being cyclically and rotationally lighted according to the embodiment of the present invention, the bottom of the lamp holder 12 is provided with a plurality of fixing pins 22, the plurality of fixing pins 22 are uniformly distributed at the bottom of the lamp holder 12, and each fixing pin 22 is provided with a fixing hole; the warning lamp is fixedly arranged.

Referring to fig. 5, in the LED warning light capable of being cyclically and rotationally lighted according to the embodiment of the present invention, the control circuit board includes a voltage reduction circuit, a main control circuit and an LED light source control circuit, which are sequentially connected; the voltage reduction circuit is connected to a driving power supply, and the LED light source control circuit is connected to an LED lamp bead group of the light source board; the voltage reduction circuit converts the 24V voltage input by the driving power supply into 5V voltage to be supplied to the main control circuit; the speed regulating switch is connected to the main control circuit, and the main control circuit receives a speed regulating signal input by the speed regulating switch and transmits a control signal to the LED light source control circuit; the LED light source control circuit receives the control signal transmitted by the main controller and then lights the LED lamp bead groups of the 6 groups of light source plates connected with the LED light source control circuit in turn.

The speed regulation switch comprises 3 groups of toggle switches, and the 3 groups of toggle switches form 8 different combinations and respectively realize 8 different rotating lighting rates of the light source module.

Referring to fig. 6, in the LED warning light capable of being cyclically and rotationally lighted according to the embodiment of the present invention, the voltage-reducing circuit includes a linear voltage-stabilizing integrated module U2, a power matching resistor R1, a low-frequency filter capacitor C1, and high-frequency filter capacitors C2 and C3; after the power matching resistor R1, the low-frequency filter capacitor C1 and the high-frequency filter capacitor C2 are connected in parallel, the positive pole and the negative pole of the power supply are respectively and correspondingly connected to the positive pole and the negative pole of the power supply input interface J2; the voltage input end Vin of the linear voltage-stabilizing integrated module U2 is connected with the positive pole of a power supply, the ground end GND is connected with the negative pole of the power supply and is grounded, the voltage output end Vout is connected with the positive pole of the high-frequency filter capacitor C3, and the negative pole of the high-frequency filter capacitor C3 is grounded.

The master control circuit comprises a singlechip control chip U1, a high-frequency filter capacitor C4, a low-frequency filter capacitor C5 and a programming port J1; the high-frequency filter capacitor C4 and the low-frequency filter capacitor C5 are connected in parallel, the negative electrode of the high-frequency filter capacitor C4 is grounded, and the positive electrode of the high-frequency filter capacitor C5 is connected with the voltage output end Vout of the linear voltage-stabilizing integrated module U2 and is simultaneously connected to the power supply end Vcc of the single-chip microcomputer control chip U1; the ADC output end of the singlechip control chip U1 is connected to the LED light source control circuit; the data exchange ends TXD and RXD of the singlechip control chip U1 are respectively and correspondingly connected to the 2 pin and the 3 pin of the programming port J1; the pin 1 of the programming port J1 is connected with the voltage output end Vout of the voltage stabilizing integrated module U2, and the pin 4 of the programming port J1 is grounded.

With continued reference to FIG. 6, the model of the SCM U1 is STC15F2K60S2, and the function definitions of pins 1 to 28 of the SCM U1 are P2.6/A14/CCP1_3, P2.7/A15/CCP2_3, P1.0/ADC0/CCP1/RXD2, P1.1/ADC1/CCP0/TXD2, P1.2/ADC2/SS/ECI/CMPO, P1.3/ADC3/MOSI, P1.5/ADC4/MISO, P1.5/ADC5/SCLK, P1.6/ADC6/RXD _3/XTAL2, P1.7/ADC7/TXD _3/XT 1, CLKP 5.4/RST/SSO/VCC _ 3/VCC, ECD _3/XTAL2, P1.7/ADC 7/XT _ 3/INT 4, CLTP 4/SSP 4, CLTP 3/SSP 4, and CTP 4/SSP 4, P3.5/T1/T0CLKO/CCP0_2, P3.6/RXD _2/CCP1_2/, P3.7/INT3/TXD _2/CCP2/CCP2_2, P2.0/A8/RSTOUT _ LOW, P2.1/A9/SCLK _2, P2.2/A10/MISO _2, P2.3/A11/M0SI _2, P2.4/A12/ECI _3/SS _2 and P2.5/A13/CCP0_ 3.

Pins

1, 2 and 3 of a speed regulation switch S1 are connected with the negative electrode of a power supply, pins 4, 5 and 6 of the speed regulation switch S1 are respectively connected with a port P1.0, a port P2.7 and a port P2.6 of a singlechip control chip U1, and a port P1.1, a port P1.2, a port P1.3, a port P1.4, a port P1.5 and a port P1.6 of the singlechip control chip U1 are respectively connected with a port R8, a port R9, a port R10, a port R11, a port R12 and a port R13 of an LED light source control circuit; the P3.0 port and the P3.1 port of the singlechip control chip U1 are respectively connected with the 2 and 3 pins of the programming port J1.

The LED control circuit comprises 6 pull-up resistors R2, R3, R4, R5, R6 and R7; 6 current limiting resistors R8, R9, R10, R11, R12 and R13; 6 triodes Q1, Q2, Q3, Q4, Q5 and Q6; 6 LED light source control interfaces J3, J4, J5, J6, J7 and J8; one ends of pull-up resistors R2, R3, R4, R5, R6 and R7 are respectively connected with one ends of current-limiting resistors R8, R9, R10, R11, R12 and R13, and the other ends of the pull-up resistors R2, R3, R4, R5, R6 and R7 are connected in parallel to a power supply terminal Vcc; the other ends of the current limiting resistors R8, R9, R10, R11, R12 and R13 are respectively connected with the bases of the transistors Q1, Q2, Q3, Q4, Q5 and Q6; collectors of the triodes Q1, Q2, Q3, Q4, Q5 and Q6 are respectively connected with one ends of LED light source control interfaces J3, J4, J5, J6, J7 and J8; the emitters of the trios Q1, Q2, Q3, Q4, Q5 and Q6 are connected with the negative pole of the power supply; the other ends of the LED light source control interfaces J3, J4, J5, J6, J7 and J8 are connected with the positive electrode of a power supply.

To sum up, the LED warning light capable of being cyclically and rotationally lighted according to the embodiment of the present invention is provided with the hexagonal prism-shaped heat sink 5, the light source plate 3 is disposed along the periphery of the hexagonal prism-shaped heat sink, and the light emitting sequence and the light emitting time of the LED light source plate 3 are controlled by the single chip on the control circuit board 8, so as to realize the rotary light emission; the rotating light source adopts a pure electronic control mode, so that the failure rate is low, the heat productivity is less, the service life is long, and no noise exists; by arranging the speed regulating switch, different rotation rates are adopted in different dangerous places, so that the grades of the dangerous places can be effectively distinguished; the sealing ring is arranged at the joint of each part, so that the sealing effect is ensured, and the device is suitable for occasions with high humidity.

Although the present invention has been described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The LED warning lamp capable of being turned on in a circulating and rotating mode is characterized by comprising a lamp holder and a lamp shade, wherein a light source module, a control circuit board and a driving power supply are arranged in an accommodating space formed by the lamp holder and the lamp shade, the lamp shade is arranged outside the light source module, the light source module comprises a plurality of light source plates, the light source plates are uniformly arranged on the outer surface of a radiator, and the radiator is a hexahedral prism; every the light source board is connected with the control scheme board electricity alone, the control scheme board is connected with drive power supply electricity, be equipped with the single chip microcomputer control chip that controls a plurality of light source board circulative rotation and light and set for the speed governing switch of LED light source circulative rotation rate of lighting on the control scheme board.

2. The cyclically-rotatable LED warning lamp according to claim 1, wherein the number of the light source boards is 6, the 6 light source boards are disposed corresponding to 6 faces of the heat sink, each of the light source boards includes an LED lamp bead aluminum substrate and LED lamp bead groups disposed on the LED lamp bead aluminum substrate, and the number of the LED lamp beads in each of the LED lamp bead groups of the light source boards is 5.

3. The cyclically-rotatable illuminated LED warning lamp according to claim 1, wherein a groove for mounting a lampshade is formed in the lamp holder, a protruding edge matched with the groove is formed in the bottom of the lampshade, the protruding edge of the lampshade is arranged in the groove, a pressing ring sealing ring and a lampshade pressing ring are sequentially arranged above the protruding edge of the lampshade from bottom to top, and the lampshade is hermetically connected to the lamp holder through the pressing ring sealing ring and the lampshade pressing ring.

4. The cyclically-rotatable illuminated LED warning light of claim 1 wherein a junction box is disposed on one side of the base, the junction box being integral with and in communication with the base; and the wiring terminal is arranged in the wiring box and is electrically connected with the control circuit board.

5. The cyclically-rotatable illuminated LED warning lamp according to claim 4, wherein a stuffing box is arranged on the side surface of the junction box, and the stuffing box is connected with the junction box in a sealing manner through a stuffing box sealing ring; the junction box is provided with a detachable box cover, and the box cover is hermetically connected with the junction box through a box cover sealing ring; and a nameplate is arranged on the box cover.

6. The cyclically rotatable illuminated LED warning light of claim 1 wherein the base has a plurality of mounting feet disposed thereon, the plurality of mounting feet being evenly spaced about the base, each mounting foot having a mounting hole disposed therein.

7. The cyclically rotatably illuminated LED warning light of claim 1 wherein the speed-adjusting switch comprises 3 groups of toggle switches, the 3 groups of toggle switches forming 8 different combinations that respectively achieve 8 different rotational illumination rates of the light source module.

8. The cyclically-rotatable illuminated LED warning light of claim 7, wherein the control circuit board comprises a voltage step-down circuit, a main control circuit, and an LED light source control circuit connected in sequence; the voltage reduction circuit is connected to a driving power supply, and the LED light source control circuit is connected to an LED lamp bead group of the light source board; the voltage reduction circuit converts the 24V voltage input by the driving power supply into 5V voltage to be supplied to the main control circuit; the speed regulating switch is connected to the main control circuit, and the main control circuit receives a speed regulating signal input by the speed regulating switch and transmits a control signal to the LED light source control circuit; the LED light source control circuit receives the control signal transmitted by the main controller and then lights the LED lamp bead groups of the light source plates connected with the LED light source control circuit in turn.

9. The cyclically rotatably illuminated LED warning light of claim 8 wherein the voltage reduction circuit comprises a linear regulator integrated module U2, a power matching resistor R1, a low frequency filter capacitor C1, and high frequency filter capacitors C2 and C3; after the power matching resistor R1, the low-frequency filter capacitor C1 and the high-frequency filter capacitor C2 are connected in parallel, the positive pole and the negative pole of the power supply are respectively and correspondingly connected to the positive pole and the negative pole of the power supply input interface J2; the voltage input end Vin of the linear voltage-stabilizing integrated module U2 is connected with the positive pole of a power supply, the ground end GND is connected with the negative pole of the power supply and is grounded, the voltage output end Vout is connected with the positive pole of the high-frequency filter capacitor C3, and the negative pole of the high-frequency filter capacitor C3 is grounded.

10. The cyclically rotatably illuminated LED warning light of claim 9 wherein the master control circuit includes a single chip microcomputer control chip U1, a high frequency filter capacitor C4, a low frequency filter capacitor C5, and a programming port J1; the high-frequency filter capacitor C4 and the low-frequency filter capacitor C5 are connected in parallel, the negative electrode of the high-frequency filter capacitor C4 is grounded, and the positive electrode of the high-frequency filter capacitor C5 is connected with the voltage output end Vout of the linear voltage-stabilizing integrated module U2 and is simultaneously connected to the power supply end Vcc of the single-chip microcomputer control chip U1; the ADC output end of the singlechip control chip U1 is connected to the LED light source control circuit; the data exchange ends TXD and RXD of the singlechip control chip U1 are respectively and correspondingly connected to the 2 pin and the 3 pin of the programming port J1; pin 1 of the programming port J1 is connected with a voltage output end Vout of the voltage-stabilizing integrated module U2, and pin 4 of the programming port J1 is grounded; the model of the singlechip control chip U1 is STC15F2K60S 2.