CN203309618U - Lamp tube - Google Patents
Lamp tube Download PDFInfo
- Publication number
- CN203309618U CN203309618U CN201320385457XU CN201320385457U CN203309618U CN 203309618 U CN203309618 U CN 203309618U CN 201320385457X U CN201320385457X U CN 201320385457XU CN 201320385457 U CN201320385457 U CN 201320385457U CN 203309618 U CN203309618 U CN 203309618U
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- China
- Prior art keywords
- support
- driving power
- circuit board
- fluorescent tube
- lamp holder
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Abstract
The utility model discloses a lamp tube comprising a support, a circuit board, a driving power supply, a light source, a first lamp cap and a second lamp cap. Concretely, the circuit board is arranged on the support and matched with the support to form an accommodating space; the driving power supply is arranged on the inner surface of the circuit board and accommodated in the accommodating space; and the light source is arranged on the outer surface of the circuit board and connected with the driving power supply. According to the lamp tube disclosed by the utility model, wrapping an insulated material outside the driving power supply is not needed, so that the cost of the driving power supply is reduced, the structure of the lamp tube is simplified, and the lamp tube is simple in structure and convenient in assembly. In addition, the insulated material is omitted, the driving power supply is convenient to radiate heat, the heat radiating property of the driving power supply is improved, and the service life of the driving power supply is prolonged.
Description
Technical field
The utility model relates to field of domestic appliances manufacture technology, particularly a kind of fluorescent tube.
Background technology
Existing LED fluorescent tube is by heat radiation aluminium support, lamp holder, a plurality of LED light sources are fixed on by radiator aluminium base plate in the draw-in groove of aluminium support, on the aluminium support, diffuser are installed, the LED driving power is built in rack bore, and by the output electric wire of driving power, is connected to the both positive and negative polarity of LED light source.
The weak point of this LED fluorescent tube is: (1) LED driving power is wrapped in insulating materials and is placed in the inner chamber of aluminium support, by the output electric wire, connect the LED light source both positive and negative polarity, cause the heat dispersion of driving power poor, drive the life-span short, and the driving power complex process, cost is high; (2) diffuser is by rack-mount of draw-in groove, the weak heat-dissipating of LED light source, and the mounting process complexity, and light can reduce the luminous flux output of LED by diffuser, is unfavorable for the utilization of luminous flux.
The utility model content
The utility model one of is intended to solve the problems of the technologies described above at least to a certain extent or provides at least a kind of useful business to select.For this reason, a purpose of the present utility model is to propose a kind of fluorescent tube of easy for installation and perfect heat-dissipating.
According to fluorescent tube of the present utility model, comprising: support, circuit board, driving power, light source, the first lamp holder and the second lamp holder.Particularly, described circuit board is located on described support and described circuit board and described support assorted formation spatial accommodation; Described driving power is located on the inner surface of described circuit board and is contained in described spatial accommodation; Described light source is located on the outer surface of described circuit board, and described light source is connected with described driving power: described the first lamp holder is located at the first end of described support, described the second lamp holder is located at the second end of described support, and is respectively equipped with the contact pin be connected with described driving power on described the first lamp holder and described the second lamp holder.
According to fluorescent tube of the present utility model, driving power is located on circuit board, thereby has avoided the phenomenons such as short circuit of driving power, the outside of driving power, without the wrap insulate material, has reduced the cost of driving power, and has simplified the structure of fluorescent tube, make lamp tube structure simple, be convenient to assembling.In addition, also save insulating materials, be convenient to the heat radiation of driving power, improved the heat dispersion of driving power, improved the life-span of driving power.
In addition, the fluorescent tube above-mentioned according to the utility model can also have following additional technical characterictic:
Described support is the arc plate body, and described circuit board is located at the opening part of described support.Thus, make the simple in structure of support, easily moulding, improved the shaping efficiency of support, and be convenient to the assembling of fluorescent tube.In addition, also increase support coordinates the spatial accommodation formed with circuit board volume, be convenient to install driving power.
The opening part of described arc plate body is provided with the draw-in groove extended along the length direction of described arc plate body, and described circuit-board card is held in described draw-in groove.Thus, be convenient to the installation of circuit board, improved the installation effectiveness of circuit board, and circuit board and support assorted are stablized, improved the stability of fluorescent tube.
The cross section of described support is semi-circular shape.Thus, make further the simple and good looking appearance of supporting structure, be convenient to rack forming and improved the aesthetic property of the profile of fluorescent tube.
The inner surface of described the first lamp holder and the first end of described support are suitable, the second end of the inner surface of described the second lamp holder and described support is suitable, the second end of described support is plugged in described the first lamp holder, and the second end of described support is plugged in described the second lamp holder.Thus, be convenient to support and coordinate with lamp holder, improved the efficiency of assembling of fluorescent tube, and make lamp holder stably with support assorted, improved the stability of fluorescent tube, and be convenient to fixing circuit board.
Described support is the aluminium support, and described driving power and described spacer support frame are opened.Thus, not only be convenient to the heat radiation of fluorescent tube, but also improved the stability of fluorescent tube, avoid contacting with support because of driving power and cause the phenomenons such as electric leakage or short circuit, make fluorescent tube stable operation, improved the service life of fluorescent tube.
Described driving power is welded on the inner surface of described circuit board, and described light source is welded on the outer surface of described circuit board.Thus, be convenient to the installation of driving power and light source, improved installation effectiveness and stability.
Described circuit board is pcb board, and described driving power is connected with described light source by the cabling in pcb board.Thus, avoid complicated line, not only be convenient to the assembling of fluorescent tube, but also reduced the production cost of fluorescent tube.
Described light source is the COB light source, and described COB light source is spaced apart a plurality of along the length direction of described circuit board.Thus, improved the performance and used life of light source.
Additional aspect of the present utility model and advantage part in the following description provide, and part will become obviously from the following description, or recognize by practice of the present utility model.
The accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage are from obviously and easily understanding the description of embodiment, becoming in conjunction with following accompanying drawing, wherein:
Fig. 1 is the cutaway view of the fluorescent tube of an embodiment of the present utility model;
Fig. 2 is the cutaway view of support of the fluorescent tube of an embodiment of the present utility model;
Fig. 3 is the schematic diagram of the fluorescent tube of an embodiment of the present utility model;
Fig. 4 is the first lamp holder of fluorescent tube of an embodiment of the present utility model or the schematic diagram of the second lamp holder.
Wherein, light source 1, circuit board 2, driving power 3, support 4, spatial accommodation 5, the first lamp holder 61, the second lamp holder 62, draw-in groove 7, contact pin 601.
The specific embodiment
Below describe embodiment of the present utility model in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label means same or similar element or the element with identical or similar functions from start to finish.Below by the embodiment be described with reference to the drawings, be exemplary, be intended to be used to explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " " center ", " vertically ", " laterally ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", orientation or the position relationship of indications such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as restriction of the present utility model.
In addition, term " first ", " second " be only be used to describing purpose, and can not be interpreted as indication or hint relative importance or the implicit quantity that indicates indicated technical characterictic.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".In description of the present utility model, the implication of " a plurality of " is two or more, unless otherwise expressly limited specifically.
In the utility model, unless otherwise clearly defined and limited, broad understanding should be done in the terms such as term " installation ", " being connected ", " connection ", " fixing ", for example, can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Can be mechanical connection, can be also to be electrically connected to; Can be directly to be connected, also can indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term in the utility model.
In the utility model, unless otherwise clearly defined and limited, First Characteristic Second Characteristic it " on " or D score can comprise that the first and second features directly contact, also can comprise that the first and second features are not directly contacts but by the other feature contact between them.And, First Characteristic Second Characteristic " on ", " top " and " above " comprise First Characteristic directly over Second Characteristic and oblique upper, or only mean that the First Characteristic level height is higher than Second Characteristic.First Characteristic Second Characteristic " under ", " below " and " below " comprise that First Characteristic is under Second Characteristic and tiltedly, or only mean that the First Characteristic level height is less than Second Characteristic.
Existing LED fluorescent tube is by heat radiation aluminium support, lamp holder, a plurality of LED light sources are fixed on by radiator aluminium base plate in the draw-in groove of aluminium support, on the aluminium support, diffuser are installed, the LED driving power is built in rack bore, and by the output electric wire of driving power, is connected to the both positive and negative polarity of LED light source.The weak point of this LED fluorescent tube is: (1) LED driving power is wrapped in insulating materials and is placed in the inner chamber of aluminium support, by the output electric wire, connect the LED light source both positive and negative polarity, cause the heat dispersion of driving power poor, drive the life-span short, and the driving power complex process, cost is high; (2) diffuser is by rack-mount of draw-in groove, the weak heat-dissipating of LED light source, and the mounting process complexity, and light can reduce the luminous flux output of LED by diffuser, is unfavorable for the utilization of luminous flux.For this reason, the utility model proposes a kind of fluorescent tube of easy for installation and perfect heat-dissipating.
Describe with reference to the accompanying drawings the fluorescent tube of the utility model embodiment in detail.
As shown in Figures 1 to 4, the fluorescent tube according to the utility model embodiment comprises: light source 1, circuit board 2, driving power 3, support 4, the first lamp holder 61 and the second lamp holder 62.
Particularly, circuit board 2 is located on support 4, and circuit board 2 coordinates with support 4 and form spatial accommodation 5, in other words, is formed with groove in support 4, and circuit board 2 is located at the opening part of described groove, and circuit board 2 coordinates formation spatial accommodation 5 with support 4.Driving power 3 is located on the inner surface of circuit board 2, and driving power 3 is positioned at spatial accommodation 5, and light source 1 is located on the outer surface of circuit board 2.Wherein, the inner surface of described circuit board 2 namely as shown in Figure 1 circuit board 2 towards the surface of support 4, or as shown in fig. 1 circuit board 2 to the surface of right; The outer surface of described circuit board 2 namely as shown in fig. 1 circuit board 2 deviate from the surface of support 4, or circuit board 2 surface of direction left as shown in fig. 1.Light source 1 is connected with driving power 3, to light source 1, provides the energy be used to making driving power 3.The first lamp holder 61 is located at the first end (namely as shown in Figure 3 left an end) of support 4, the second lamp holder 62 is located at second end (namely as shown in Figure 3 to the right an end) of support 4, and is respectively equipped with the contact pin 601 be connected with driving power 3 on the first lamp holder 61 and the second lamp holder 62.
Fluorescent tube according to the utility model embodiment, driving power 3 is located on circuit board 2, thereby the phenomenons such as short circuit of driving power 3 have been avoided, the outside of driving power 3 is without the wrap insulate material, reduced the cost of driving power 3, and simplified the structure of fluorescent tube, made lamp tube structure simple, be convenient to assembling.In addition, also save insulating materials, be convenient to the heat radiation of driving power 3, improved the heat dispersion of driving power 3, improved the life-span of driving power 3.
Further, as depicted in figs. 1 and 2, in an embodiment of the present utility model, support 4 is the arc plate body, and circuit board 2 is located at the opening part of support 4.As shown in Figure 2, the cross section of support 4 is arc, and circuit board 2 is located at support 4 opening part of direction left.Thus, make the simple in structure of support 4, easily moulding, improved the shaping efficiency of support 4, and be convenient to the assembling of fluorescent tube.In addition, also increase support 4 coordinates the spatial accommodation formed with circuit board 2 volume, be convenient to install driving power 3.
Further, as depicted in figs. 1 and 2, the opening part of described arc plate body is provided with the draw-in groove 7 extended along the length direction of described arc plate body (namely the direction of vertical paper) as shown in Figure 1 or 2, and circuit board 2 is held in draw-in groove 7.In other words, as shown in the figure, support 4 is provided with opening to the interior draw-in groove 7 of described support 4, and the edge of circuit board 2 is held in draw-in groove 7.Thus, be convenient to the installation of circuit board 2, improved the installation effectiveness of circuit board 2, and it is stable that circuit board 2 is coordinated with support 4, improved the stability of fluorescent tube.
As shown in Figure 2, the cross section of support 4 is semi-circular shape.Thus, make further the simple in structure and good looking appearance of support 4, be convenient to support 4 moulding and improved the aesthetic property of the profile of fluorescent tube.
As shown in Figure 3 and Figure 4, the first end of the inner surface of the first lamp holder 61 and support 4 (namely support 4 end left) as shown in Figure 3 is suitable, the second end of the inner surface of the second lamp holder 62 and support 4 (namely support 4 end to the right) as shown in Figure 3 is suitable, the second end of support 4 is plugged in the first lamp holder 61, and the second end of support 4 is plugged in the second lamp holder 62.Thus, be convenient to support 4 and coordinate with lamp holder 6, improved the efficiency of assembling of fluorescent tube, and lamp holder 6 is stably coordinated with support 4, improved the stability of fluorescent tube, and be convenient to fixing circuit board 2.
Advantageously, as shown in Figure 4, the first lamp holder 61 has substantially identical shape with the second lamp holder 62.
Further, in embodiment more of the present utility model, support 4 is the aluminium support, and driving power 3 is spaced apart with support 4.Thus, not only be convenient to the heat radiation of fluorescent tube, but also improved the stability of fluorescent tube, avoid contacting with support 4 because of driving power 3 and cause the phenomenons such as electric leakage or short circuit, make fluorescent tube stable operation, improved the service life of fluorescent tube.
In addition, in embodiment more of the present utility model, driving power 3 is welded on the inner surface of circuit board 2, and light source 1 is welded on the outer surface of circuit board 2.Thus, be convenient to the installation of driving power 3 and light source 1, improved installation effectiveness and stability.
Further, circuit board 2 is pcb board, and driving power 3 is connected with light source 1 by the cabling in pcb board.Thus, avoid complicated line, not only be convenient to the assembling of fluorescent tube, but also reduced the production cost of fluorescent tube.
Advantageously, in embodiment more of the present utility model, light source 1 is the COB light source, and described COB light source is spaced apart a plurality of along the length direction of circuit board 2.Thus, improved the performance and used life of light source 1.
In an embodiment of the present utility model, use a plurality of light sources 1 to be placed on the outer surface of circuit board 2 of glass-fiber-plate material, on circuit board 2, corresponding PCB layout connects each light source 1, inner surface at circuit board 2, be welded with driving power 3, circuit board 2 is fixed up by the draw-in groove 7 of support 4, has cancelled insulating materials and the heat dissipating housing of driving power in the conventional art, effectively solve the heat dissipation problem of light source 1 and driving power 3, but also make that technique is simple and cost is low.Driving power 3 is connected on the first lamp holder 61 and contact pin 601 the second lamp holder 62 by electric wire, and by rivet, the sheet metal of electric wire and lamp holder 4 is fixed up.
The utility model adopts the COB light source, the COB light source is lower powered LED module, and light source self is with the PC light shield, cancel the diffuser (diffuser snaps onto on the aluminium support) that traditional LED fluorescent tube is commonly used, fluorescent tube of the present utility model is cost-saving more, be more conducive to the heat radiation of light source, light is more soft comfortable.
In the description of this specification, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the characteristics of this embodiment or example description.In this manual, the schematic statement of above-mentioned term not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or characteristics can be with suitable mode combinations in any one or more embodiment or example.
Although the above has illustrated and has described embodiment of the present utility model, be understandable that, above-described embodiment is exemplary, can not be interpreted as restriction of the present utility model, those of ordinary skill in the art is not in the situation that break away from principle of the present utility model and aim can change above-described embodiment in scope of the present utility model, modification, replacement and modification.
Claims (9)
1. a fluorescent tube, is characterized in that, comprising:
Support;
Circuit board, described circuit board are located on described support and described circuit board and described support assorted formation spatial accommodation;
Driving power, described driving power are located on the inner surface of described circuit board and are contained in described spatial accommodation;
Light source, described light source is located on the outer surface of described circuit board, and described light source is connected with described driving power; With
The first lamp holder and the second lamp holder, described the first lamp holder is located at the first end of described support, and described the second lamp holder is located at the second end of described support, and is respectively equipped with the contact pin be connected with described driving power on described the first lamp holder and described the second lamp holder.
2. fluorescent tube according to claim 1, is characterized in that, described support is the arc plate body, and described circuit board is located at the opening part of described support.
3. fluorescent tube according to claim 2, is characterized in that, the opening part of described arc plate body is provided with the draw-in groove extended along the length direction of described arc plate body, and described circuit-board card is held in described draw-in groove.
4. fluorescent tube according to claim 2, is characterized in that, the cross section of described support is semi-circular shape.
5. fluorescent tube according to claim 1, it is characterized in that, the inner surface of described the first lamp holder and the first end of described support are suitable, the second end of the inner surface of described the second lamp holder and described support is suitable, the second end of described support is plugged in described the first lamp holder, and the second end of described support is plugged in described the second lamp holder.
6. fluorescent tube according to claim 1, is characterized in that, described support is the aluminium support, and described driving power and described spacer support frame are opened.
7. fluorescent tube according to claim 1, is characterized in that, described driving power is welded on the inner surface of described circuit board, and described light source is welded on the outer surface of described circuit board.
8. fluorescent tube according to claim 7, is characterized in that, described circuit board is pcb board, and described driving power is connected with described light source by the cabling in pcb board.
9. according to the described fluorescent tube of any one in claim 1-8, it is characterized in that, described light source is the COB light source, and described COB light source is spaced apart a plurality of along the length direction of described circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320385457XU CN203309618U (en) | 2013-06-28 | 2013-06-28 | Lamp tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320385457XU CN203309618U (en) | 2013-06-28 | 2013-06-28 | Lamp tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203309618U true CN203309618U (en) | 2013-11-27 |
Family
ID=49615827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320385457XU Expired - Fee Related CN203309618U (en) | 2013-06-28 | 2013-06-28 | Lamp tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203309618U (en) |
-
2013
- 2013-06-28 CN CN201320385457XU patent/CN203309618U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Jiangxi Meidi Guiya Lighting Co., Ltd. Assignor: Midea Group Co., Ltd. Contract record no.: 2014440000025 Denomination of utility model: Light source with mutually warming lamp tube Granted publication date: 20131127 License type: Exclusive License Record date: 20140122 |
|
| EE01 | Entry into force of recordation of patent licensing contract | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131127 Termination date: 20210628 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |