TWM460986U - Led lamp and its system - Google Patents

Description

Light-emitting diode lamp and system thereof

The present invention relates to a luminaire for a light-emitting diode and a system thereof, and more particularly to a luminaire suitable for the MR16 type cup holder and a system thereof.

Light-emitting diodes have been widely used in advertising lights, marquees, decorations, lights, and mobile phones. There is no systematic integration between lights, and the light and darkness, color change, and warm and cold color temperature cannot be changed in time. The control method is also limited to the on and off states. Therefore, the traditional wiring method can no longer meet the demand, and a device capable of integrating various lamps via wireless transmission is needed.

However, in today's indoor lighting environment, the LEDs of the LEDs are only used in general lighting environments, and need to be applied to various special occasions, such as art galleries, wedding banquet halls, concert halls, etc., and must be able to comply with the atmosphere. The color and brightness of the changed light, but the type of the lamp holder for replacing the lamp of this type of LED is not the same, which causes the user to increase the cost of replacement and increase the cost. Therefore, how to improve the applicability of the illuminator of the illuminating diode by improving the design of the illuminating device of the illuminating diode to improve the additional function of the illuminating device has become an important issue for the business person to solve. .

In view of the lack of the above-mentioned conventional structural devices in actual application, and the accumulated experience of individuals engaged in relevant industry development practice, the creators of this case have finally proposed a structure that is reasonable in design and effective in improving the above problems.

The main purpose of this creation is to provide a light-emitting diode lamp And its system, with the design improvement of the LED hardware device of the LED, the body unit is used together with the MR16 type cup holder, that is, the body unit can be used alone or in combination with the MR16 type cup lamp. In this way, the creation can make the luminaires of the illuminating diodes and their systems more widely used.

The present invention provides a light-emitting diode lamp comprising: a body unit and a heat dissipation unit. The main body unit has a light emitting module disposed in the main body unit, the light emitting module includes a first circuit substrate, at least one light emitting component, and a dynamic dimming module, and the light emitting component and the dynamic dimming module are disposed at the first On the circuit substrate, the dynamic dimming module has a plurality of dimming elements respectively corresponding to the light emitting elements. A heat dissipating unit includes a heat dissipating surface and a plurality of heat dissipating fins. One end of the heat dissipating plane is connected to the body unit, and the other end of the heat dissipating plane is connected to the plurality of heat dissipating fins.

The present invention further provides a lighting system for a light emitting diode, comprising: a light fixture and a control module. The luminaire includes: a body unit having a light emitting module disposed in the body unit, the light emitting module comprising a first circuit substrate, at least one light emitting component, a dynamic dimming module, and a receiving unit, the light emitting component The dynamic dimming module and the receiving unit are disposed on the first circuit substrate, and the dynamic dimming module has a plurality of dimming elements respectively corresponding to the light emitting elements. A heat dissipating unit includes a heat dissipating surface and a plurality of heat dissipating fins. One end of the heat dissipating plane is connected to the body unit, and the other end of the heat dissipating plane is connected to the plurality of heat dissipating fins. A light reflecting unit is disposed under the body unit and connected to the body unit. And a control module comprising a second circuit substrate and a plurality of input units, the plurality of input units comprising at least a dynamic dimming start button and a dynamic dimming stop button.

The present invention also provides a lighting system for a light-emitting diode, including: One less lamp, one control module, one line unit and one receiving unit. At least one luminaire includes: a body unit having a light emitting module disposed in the body unit, the light emitting module comprising a first circuit substrate, at least one light emitting component, and a dynamic dimming module, the light emitting component and the dynamic The dimming module is disposed on the first circuit substrate, the dynamic dimming module has a plurality of dimming elements respectively corresponding to the light emitting elements, and a heat dissipating unit includes a heat dissipating surface and a plurality of heat dissipating fins, and one end of the heat dissipating surface The main body units are connected to each other, and the other end of the heat dissipation plane is connected to the plurality of heat dissipation fins. A control module includes a second circuit substrate and a plurality of input units. The plurality of input units includes at least a dynamic dimming start button and a dynamic dimming stop button. A line unit includes a power supply component, and the line unit is coupled to at least one light fixture. a receiving unit coupled to the hub unit, the receiving unit receiving the first source control signal.

The present invention further provides a lighting system for a light emitting diode, comprising: a plurality of lamps, a control module, a plurality of collecting units and a receiving unit. The plurality of luminaires include: a body unit having a light emitting module disposed in the body unit, the light emitting module comprising a first circuit substrate, at least one light emitting component, and a dynamic dimming module, the light emitting component and the dynamic The dimming module is disposed on the first circuit substrate, the dynamic dimming module has a plurality of dimming elements respectively corresponding to the light emitting elements, and a heat dissipating unit includes a heat dissipating surface and a plurality of heat dissipating fins, and one end of the heat dissipating surface The main body units are connected to each other, and the other end of the heat dissipation plane is connected to the plurality of heat dissipation fins. A control module includes a second circuit substrate and a plurality of input units. The plurality of input units includes at least a dynamic dimming start button and a dynamic dimming stop button. And a plurality of concentrating units, each of which is coupled to the plurality of luminaires and the power supply unit respectively. A receiving unit is coupled to the plurality of collecting units, and the receiving unit receives the first light source control signal.

The beneficial effects of the present invention may be that the illuminating diode lamp and the system thereof provided by the embodiment of the present invention can be applied to the illuminating system of the illuminating diode through the design of the "reflecting unit is MR16 type". Sex.

In order to further understand the features and technical contents of the present invention, please refer to the following detailed description and drawings of the present invention. However, the drawings are only for reference and explanation, and are not intended to limit the creation.

[First Embodiment]

As shown in FIG. 1 and FIG. 2 , the first embodiment of the present invention provides a light-emitting diode lamp, comprising: a body unit 10 and a heat dissipation unit 20 .

First, the main body unit 10 includes a light emitting module 101 disposed in the main body unit 10. The light emitting module 101 includes a first circuit substrate 102, at least one light emitting component, and a dynamic dimming module, at least one light emitting component and dynamic The dimming module is disposed on the first circuit substrate 102, and the dynamic dimming module has a plurality of dimming elements respectively corresponding to the light emitting elements. The body unit 10 has a circular groove with respect to the other end plane of the heat dissipation unit 20, and the circular groove serves as a light exit portion of the light source. The body unit 10 may be made of a metal or a metal alloy, such as aluminum or aluminum alloy. The bottom of the circular groove of the body unit 10 has a scattering structure. The main purpose of the scattering structure is to improve the scattering ability of the light source, and the light incident from the light-emitting element can be refracted outward and concentrated in a specific direction. However, this creation is not limited to this.

In addition, the main body unit 10 further includes a touch module (not shown), which includes a driving circuit, the touch module is disposed in the main body unit 10, and the touch module is electrically connected to the main body unit 10 Surface and to receive A touch signal is used to drive the metal surface of the main body unit 10 as a conductor, and is coupled to the light emitting module 101 to generate a touch signal and transmit the touch signal through the surface of the touch body unit 10.

For example, when the user touches the surface of the body unit 10 by hand, the driving circuit transmits the corresponding touch signal to the driving circuit. The driving circuit determines whether to turn on or off the light emitting module 101 according to the touch signal. In other words, the surface of the body unit 10 can be used as a switch for turning the light module 101 on or off. When the light emitting module 101 is in an open (lighting) state, if the user touches the surface of the body unit 10 by hand, the driving circuit turns off the light emitting module 101. When the light emitting module 101 is in the closed state, if the user touches the surface of the body unit 10 by hand, the driving circuit turns on the light emitting module 101.

The light-emitting module 101 is composed of a plurality of wafers, the plurality of wafers are at least one light-emitting component and a dynamic light-modulating module, and the plurality of wafers are arranged in an array manner. Further, the light-emitting module 101 and the first circuit substrate 102 are further arranged. Electrical connection. The light-emitting element is mainly used in the field of illumination, and the light-emitting element may comprise at least one white light-emitting diode wafer. The main function of the dynamic dimming module is to adjust the color of the light source. The dimming elements are at least one blue light emitting diode chip 1011, at least one red light emitting diode chip 1012 and at least one green light emitting diode chip 1013.

In this embodiment, the light emitting module 101 is composed of a plurality of wafers, wherein the plurality of wafers are three light emitting elements and a dynamic light adjusting module, wherein the three light emitting element sheets are arranged in an array and relatively surround the dynamic The light module is electrically connected to the first circuit substrate 102. The light-emitting element is mainly used in the field of illumination, and the three light-emitting elements may include a first white light-emitting diode wafer 1014 and a second white light-emitting diode chip. 1015 and a third white light emitting diode chip 1016. The main function of the dynamic dimming module is to adjust the color of the light source. The dynamic dimming module has dimming elements corresponding to the light emitting elements respectively. The dimming elements are respectively a blue light emitting diode chip 1011 and a red light emitting diode chip 1012. And a green LED chip 1013. However, this creation is not limited to this.

Then, the heat dissipation unit 20 includes a heat dissipation plane and a plurality of heat dissipation fins 201. One end of the heat dissipation plane is connected to the body unit 10, and the other end of the heat dissipation plane is connected to the plurality of heat dissipation fins 201. Thereby, the heat dissipation fins 201 are connected. The heat dissipation effect of the body unit 10 is provided. For example, the plurality of heat dissipation fins 201 can be made of a metal material, which can meet the heat dissipation requirement of the LED lamp during long-term operation. The user can set the light exiting portion of the main body unit 10 in a lamp holder having a recess, a decorative object, etc., to make the present invention have a wider use. However, this creation is not limited to this.

The present invention may further include a light reflecting unit 30 disposed on the body unit 10, the body unit 10 having at least one magnetic element embedded therein, and the magnetic element is embedded on the inner surface of the circular groove, in other words, the reflective unit 30 At least one magnetically conductive element relative to the magnetic element is simultaneously provided on the tapered surface for the purpose of being connected to the magnetic element. For example, when the user disassembles the above-mentioned light reflecting unit 30 and the body unit 10, the magnetic attraction principle of the magnetic element and the magnetic conductive element can be adopted to achieve the purpose of easy disassembly and installation. In addition, the magnetic element may be a magnet, and the magnetic conductive element may be an element made of a magnetic conductive material such as a screw or a nut, and is not limited herein.

The reflecting unit 30 has a circular cone shape, and the diameter of the reflecting unit 30 decreases toward the body unit 10. Furthermore, the light reflecting unit 30 has a scattering structure and an isolation unit (not shown). The main purpose of the scattering structure is to improve the scattering ability of the light source, and the light incident on the light emitting element can be folded outward. The shots are concentrated and concentrated in a specific direction. Therefore, when the user sets the creation on the top surface of the lamp holder of the existing lighting fixture, the brightness of the illumination can be further improved.

Furthermore, the isolation unit is embedded above the light reflecting unit 30, that is, the isolation unit and the light reflecting unit 30 are attached to each other. Further, the isolation unit can be used to prevent moisture, moisture, pollutants or foreign matter in the external environment. Enter the body unit 10. Therefore, the present invention can be designed to make the interior of the body unit 10 and the light reflecting unit 30 form a closed space, thereby improving the waterproof and anti-pollution ability of the light-emitting diode lamp.

More recently, the design of the retroreflective unit 30 can be applied to the conventional conventional MR16 type of lamp holder, that is, the user can use the reflective unit 30 alone and the cup lamp in the form of MR16, thereby Creation can enhance the application of the luminaire system.

[Second embodiment]

Referring to FIG. 2 to FIG. 3 , a second embodiment of the present invention provides a lighting system for a light emitting diode, comprising: a light fixture and a control module 40 .

The difference from the first embodiment is that the illuminating diode system of the illuminating diode further includes a control module 40 and a receiving unit 103 to improve the application range of the illuminating diode luminaire system. The heat dissipating unit 20 of the second embodiment of the present invention is the same as the first embodiment described above, and therefore will not be further described herein.

First, the main body unit 10 has a light emitting module 101 disposed in the main body unit 10. The light emitting module 101 includes a first circuit substrate 102, a plurality of light emitting elements, a dynamic dimming module, and a receiving unit 103. As described above, a first circuit substrate 102, a plurality of light-emitting elements, and a dynamic The dimming module will not be described here. The body unit 10 has a circular groove with respect to the other end plane of the heat dissipation unit 20, and the circular groove serves as a light exit portion of the light source. The body unit 10 may be made of a metal or a metal alloy, such as aluminum or aluminum alloy. The bottom of the circular groove of the body unit 10 has a scattering structure. The main purpose of the scattering structure is to improve the scattering ability of the light source, and the light incident from the light-emitting element can be refracted outward and concentrated in a specific direction. However, this creation is not limited to this.

Furthermore, the control module 40 is disposed outside the main body unit 10 and coupled to a power supply component 60. The control module 40 includes a second circuit substrate and a plurality of input units. The plurality of input units include at least one dynamic dimming start key. And a dynamic dimming stop button. When the user presses the input unit, a first light source control signal is generated, and the first light source control signal is transmitted to the light emitting module 101.

Then, the plurality of input units may be a plurality of buttons for external force pressing, and the input unit includes a dynamic dimming start button, a dynamic dimming stop button, and brightness adjustment in addition to an ON/OFF button. The button and a plurality of preset context mode buttons, in addition, the control module 40 further has a storage unit for storing the mode set by the user in the custom mode.

In addition, the control module 40 further includes a casing, the upper surface of the casing has an input unit for pressing by an external force, and an accommodating space is formed inside the casing, and the first circuit substrate 102 is disposed in the accommodating space, for example, a remote control. The device, when the user presses the input unit, the control module 40 generates a first light source control signal, and transmits the first light source control signal to a light emitting module 101 by wireless transmission, wherein the wireless transmission mode can be infrared light, wireless radio frequency Or a Bluetooth form. However, this creation is not limited to this.

For example, when the user applies the above-mentioned lighting module to the lighting occasion, the lighting component drives at least one white according to the user's demand for brightness. a color light-emitting diode chip, when the user wants to adjust the light source emitted by the white light-emitting diode chip, for example, a warm color system or a cool color system, in this case, the light control element can be driven by the control module to perform the light source. Color adjustment. When the user applies the above-mentioned lighting module to a non-illuminating occasion, the dimming component can drive at least one dimming component to adjust the color of the light source according to the user's requirement for the color of the light source, thereby adjusting Different color colors.

The illuminating module 101 further includes a receiving unit 103. The receiving unit 103 is configured to receive the first light source control signal and a touch signal. When the light emitting module 101 receives the first light source control signal, the light emitting module 101 controls the blue light emitting second. Synchronous or non-synchronous illumination of the polar body wafer 1011, the red light emitting diode wafer 1012, the green light emitting diode wafer 1013, and the dimming element can continuously modulate light sources of different colors. After the light-emitting module 101 receives the touch signal, the driving circuit determines whether to turn on or off the light-emitting module 101 according to the touch signal. In addition, the receiving unit 103 can be a wireless signal receiver in the form of infrared, radio frequency or Bluetooth. As in the specific embodiment, the receiving unit 103 is an infrared receiver. However, this creation is not limited to this.

Finally, the present luminaire can further include a light reflecting unit 30, which is the same as the first embodiment described above, and therefore will not be described herein.

[Third embodiment]

Referring to FIG. 4, a third embodiment of the present invention provides a lighting system for a light emitting diode, comprising: at least one light fixture, a control module 40, a hub unit 50, and a receiving unit 103. A luminaire system of a light-emitting diode is formed by a series connection of at least one luminaire 50.

The difference from the foregoing first embodiment is that the illuminating diode system of the illuminating diode further comprises: a control module 40 and a line unit. 50 and a receiving unit 103 to improve the application range of the lighting system of the light emitting diode. The luminaire of the third embodiment of the present invention is the same as the first embodiment described above, and therefore will not be further described herein.

Furthermore, the control module 40 is disposed outside the main body unit 10 and coupled to a power supply component 60. The control module 40 includes a second circuit substrate and a plurality of input units. The plurality of input units include at least one dynamic dimming start key. And a dynamic dimming stop button. When the user presses the input unit, a first light source control signal is generated, and the first light source control signal is transmitted to the light emitting module 101.

Then, the plurality of input units may be a plurality of buttons for external force pressing, and the input unit includes a dynamic dimming start button, a dynamic dimming stop button, and brightness adjustment in addition to an ON/OFF button. The button and a plurality of preset context mode buttons, in addition, the control module 40 further has a storage unit for storing the mode set by the user in the custom mode.

In addition, the control module 40 further includes a casing, the upper surface of the casing has an input unit for pressing by an external force, and an accommodating space is formed inside the casing, and the first circuit substrate 102 is disposed in the accommodating space, for example, a remote control. The device, when the user presses the input unit, the control module 40 generates a first light source control signal, and transmits the first light source control signal to a light emitting module 101 by wireless transmission, wherein the wireless transmission mode can be infrared light, wireless radio frequency Or a Bluetooth form. However, this creation is not limited to this.

Finally, the line unit 50 includes a power supply unit 60. The line unit 50 is coupled to at least one of the lamps, a receiving unit 103 and a power supply unit 60, respectively.

Finally, the receiving unit 103 is mainly configured to receive the first light source control signal, and after receiving the first light source control signal, the receiving unit 103 transmits the light source to the light emitting module 101, thereby controlling the blue light emitting diode chip 1011. The synchronous or non-synchronous illumination of the red LED wafer 1012 and the green LED wafer 1013 and the dimming element continuously modulates the light sources of different colors. In addition, the receiving unit 103 can be a wireless signal receiver in the form of infrared, radio frequency or Bluetooth. As in the specific embodiment, the receiving unit 103 is an infrared receiver. However, this creation is not limited to this.

Finally, the present luminaire can further include a light reflecting unit 30, which is the same as the first embodiment described above, and therefore will not be described herein.

[Fourth embodiment]

Referring to FIG. 5, a fourth embodiment of the present invention provides a lighting system for a light-emitting diode, comprising: a plurality of lamps, a control module 40, a plurality of hub units 50, and a receiving unit 103. A luminaire system of a light-emitting diode is formed by serial connection of a concentrating unit 50 and a plurality of concentrating units 50.

The difference from the foregoing third embodiment is that the illuminating diode system of the illuminating diode can be further connected to the plurality of concentrating units 50 by the concentrating unit 50, thereby forming a illuminating system of the illuminating diode. In order to improve the application range of the lighting system of the light-emitting diode. The luminaire, the control module and the receiving unit of the fourth embodiment of the present invention are the same as those described in the third embodiment above, and thus are not described herein again.

Finally, the present luminaire can further include a light reflecting unit 30, which is the same as the first embodiment described above, and therefore will not be described herein.

[Possible effects of the examples]

In summary, the illuminating diode and the system thereof are provided by the present embodiment, and can be used for general lighting through the unique design of the body unit, or the body unit can be used together with the MR16 type cup holder. That is to say, the body unit can be used alone or in combination with a cup lamp in the form of MR16 Used together, this creation can make the luminaires of the luminaires and their systems more widely used.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Therefore, equivalent technical changes made by using the present specification and the contents of the drawings are included in the scope of the present invention.

10‧‧‧ body unit

101‧‧‧Lighting module

1011‧‧‧Blue LED chip

1012‧‧‧Red LED chip

1013‧‧‧Green LED chip

1014‧‧‧First white light emitting diode chip

1015‧‧‧Second white light-emitting diode chip

1016‧‧‧ third white light emitting diode chip

102‧‧‧First circuit board

103‧‧‧ receiving unit

20‧‧‧heating unit

201‧‧‧Heat fins

30‧‧‧Reflective unit

40‧‧‧Control Module

50‧‧‧Set line unit

60‧‧‧Power supply components

FIG. 1 is a schematic view of a luminaire for creating a light-emitting diode.

FIG. 2 is a top view of the creative light-emitting element and the dynamic dimming module.

FIG. 3 is a block diagram of the flow of the first embodiment of the creation.

Fig. 4 is a block diagram showing the flow of the second embodiment of the present invention.

Fig. 5 is a block diagram showing the flow of the third embodiment of the present invention.

101‧‧‧Lighting module

103‧‧‧ receiving unit

40‧‧‧Control Module

50‧‧‧Set line unit

60‧‧‧Power supply components

Claims (15)

A light-emitting diode lamp includes: a body unit having a light-emitting module disposed in the body unit, the light-emitting module comprising a first circuit substrate, a plurality of light-emitting elements, and a dynamic tone The optical module, the plurality of illuminating elements and the dynamic dimming module are disposed on the first circuit substrate, and the dynamic dimming module has a plurality of dimming elements respectively corresponding to the illuminating elements; The heat dissipation unit includes a heat dissipation plane and a plurality of heat dissipation fins, and one end of the heat dissipation plane is connected to the body unit, and the other end of the heat dissipation plane is connected to the plurality of heat dissipation fins. The luminaire of claim 1, further comprising a light reflecting unit disposed under the body unit and connected to the body unit. The luminaire of claim 2, wherein the light reflecting unit is of the MR16 type. The luminaire of claim 1, wherein the dimming element comprises at least one blue light emitting diode chip, at least one red light emitting diode chip, and at least one green light emitting diode chip. The luminaire of claim 1, wherein the illuminating element is at least one white light emitting diode chip. A luminaire system for a light-emitting diode includes: a luminaire comprising: a body unit having a light-emitting module disposed in the body unit, the light-emitting module comprising a first circuit substrate, a light-emitting element, a dynamic dimming module, and a receiving unit, wherein the plurality of the light-emitting elements, the dynamic dimming module, and the receiving unit are disposed on the first circuit substrate, the dynamic dimming mode Group has multiple corresponding a dimming element of the illuminating element; and a heat dissipating unit comprising a heat dissipating surface and a plurality of heat dissipating fins, wherein one end of the heat dissipating plane is connected to the body unit, and the other end of the heat dissipating plane is connected And a control module comprising a second circuit substrate and a plurality of input units, wherein the plurality of input units comprise at least a dynamic dimming start button and a dynamic dimming stop button. The control module generates a first light source control signal by pressing the input unit, and the receiving unit receives the first light source control signal. The luminaire system of claim 6, wherein the luminaire further comprises a light reflecting unit disposed under the body unit and connected to the body unit. A light-emitting diode lamp system comprising: at least one light fixture, comprising: a body unit having a light-emitting module disposed in the body unit, the light-emitting module comprising a first circuit substrate, a plurality of light-emitting elements and a dynamic light-modulating module, wherein the plurality of light-emitting elements and the dynamic light-modulating module are disposed on the first circuit substrate, and the dynamic light-modulating module has a plurality of corresponding a dimming element of the light emitting element; and a heat dissipating unit comprising a heat dissipating plane and a plurality of heat dissipating fins, wherein one end of the heat dissipating plane is connected to the body unit, and the other end of the heat dissipating plane is connected to the plurality of a heat dissipation fin; a control module comprising a second circuit substrate and a plurality of input units, the plurality of input units comprising at least a dynamic dimming start button and a dynamic dimming stop button, the control module The group generates a first by pressing the input unit a light source control signal; a line unit comprising a power supply unit, the line unit coupled to at least one of the lamps; and a receiving unit coupled to the line unit, the receiving unit receiving the first light source control Signal. The luminaire system of claim 8, wherein the luminaire further comprises a light reflecting unit disposed under the body unit and connected to the body unit. A luminaire system for a light-emitting diode, comprising: a plurality of luminaires, comprising: a body unit having a light-emitting module disposed in the body unit, the light-emitting module comprising a first circuit substrate, a plurality of light-emitting elements and a dynamic light-modulating module, wherein the plurality of light-emitting elements and the dynamic light-modulating module are disposed on the first circuit substrate, and the dynamic light-modulating module has a plurality of corresponding a dimming element of the light emitting element; and a heat dissipating unit comprising a heat dissipating plane and a plurality of heat dissipating fins, wherein one end of the heat dissipating plane is connected to the body unit, and the other end of the heat dissipating plane is connected to the plurality of a heat dissipation fin; a control module comprising a second circuit substrate and a plurality of input units, the plurality of input units comprising at least a dynamic dimming start button and a dynamic dimming stop button, the control module The group generates a first light source control signal by pressing the input unit; a plurality of line unit, each of the line unit includes a power supply unit, and each of the line unit is coupled to the plurality of And with the power supply unit; and a receiving unit coupled to the plurality of the collecting units, the receiving unit receiving the first light source control signal. The luminaire system of claim 10, wherein the luminaire further comprises a light reflecting unit disposed under the body unit and connected to the body unit. The luminaire system of claim 7, wherein the reflective unit is of the MR16 type. The luminaire system of claim 7, 9 or 11, wherein the dimming element comprises at least one blue light emitting diode chip, at least one red light emitting diode chip, and at least one green light emitting diode Wafer. The luminaire system of claim 7, 9 or 11, wherein the illuminating element is at least one white light emitting diode wafer. The luminaire system of claim 8 or 10, wherein the concentrating unit has a plurality of ports.