CN210319438U - Improved heat dissipation LED lamp tube - Google Patents
Improved heat dissipation LED lamp tube Download PDFInfo
- Publication number
- CN210319438U CN210319438U CN201920338935.9U CN201920338935U CN210319438U CN 210319438 U CN210319438 U CN 210319438U CN 201920338935 U CN201920338935 U CN 201920338935U CN 210319438 U CN210319438 U CN 210319438U
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- Prior art keywords
- heat dissipation
- lamp
- section
- led lamp
- heat
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 64
- 239000007788 liquid Substances 0.000 claims abstract description 19
- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 241001465382 Physalis alkekengi Species 0.000 claims abstract description 17
- 230000006872 improvement Effects 0.000 claims abstract description 9
- 238000001816 cooling Methods 0.000 claims abstract description 7
- 239000002826 coolant Substances 0.000 claims abstract description 4
- 239000000758 substrate Substances 0.000 claims description 23
- 239000000110 cooling liquid Substances 0.000 claims description 8
- 239000011324 bead Substances 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 241000258971 Brachiopoda Species 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 13
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 8
- 230000008859 change Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011344 liquid material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012536 packaging technology Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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Abstract
The utility model discloses a heat dissipation improvement type LED fluorescent tube, including lamp shade, lamps and lanterns shell and luminous base plate, the lamp shade reaches luminous base plate all with lamps and lanterns shell fixed connection still include with lamps and lanterns shell fixed connection's heat dissipation mechanism, heat dissipation mechanism includes an annular heat pipe, one section of annular heat pipe set up in lamps and lanterns shell inboard, another section stretch out in the lamps and lanterns shell outside, the inside cavity of annular heat pipe, the inside coolant liquid that is used for the heat conduction cooling that has poured into of annular heat pipe. The utility model discloses can take over the heat that the inside light emitting component of fluorescent tube distributed out completely through heat dissipation mechanism in the use to realize giving off of the inside heat of fluorescent tube fast, show the radiating effect who has promoted the LED fluorescent tube, furthest has prolonged the inside light emitting component's of LED fluorescent tube life.
Description
Technical Field
The utility model relates to a LED fluorescent tube, concretely relates to heat dissipation improvement type LED fluorescent tube belongs to LED lighting technology field.
Background
Nowadays, with the gradual depletion of traditional energy and the gradual enhancement of environmental awareness of residents, LED lighting technology is receiving wide attention in the lighting field. The technology can directly convert electricity into light, and has the characteristics of long service life, high lighting effect, no radiation, impact resistance, low power consumption and the like. As such, LED lighting technology has become popular in a variety of lighting fixtures.
With the development and development of LED technology and the gradual reduction of processing cost, SMD (surface mounted devices) and COB (chip on board) integrated package technology are widely used in the field of LED lamps.
However, the existing LED lighting technology has many unsatisfactory places, such as: in the prior art, no matter the SMD chip mounting technology or the COB integrated packaging technology is adopted, the final finished LED lamp tube often generates a large amount of heat in a working state. The conventional LED lamp tube is lack of a necessary heat dissipation device, so that the overall heat dissipation effect of the lamp tube is poor, and the service life of an internal light-emitting element is seriously influenced.
In order to overcome the above heat dissipation problem, some innovations have been made on the structure of the LED lamp tube by people in the industry at present. The main modification is to make the surface of the lamp holder or the lampshade into concave-convex or wave shape to increase the area of the lamp tube shell, thereby improving the heat dissipation effect. However, because the usage environment of the LED lamp is generally limited to indoor space, and the indoor space lacks necessary air flow, it is still difficult to achieve rapid heat dissipation by merely increasing the heat dissipation area, and therefore the actual heat dissipation effect of these products cannot be expected.
In summary, how to provide an improved heat dissipation LED lamp tube based on the prior art, without affecting the normal use of the lamp, the heat dissipation performance of the whole lamp is fully improved, which is a problem to be solved by the technical staff in the art.
Disclosure of Invention
In view of prior art has above-mentioned defect, the utility model aims at providing heat dissipation improvement type LED fluorescent tube, including lamp shade, lamps and lanterns shell and luminous base plate, the lamp shade reaches luminous base plate all with lamps and lanterns shell fixed connection still include with lamps and lanterns shell fixed connection's heat dissipation mechanism, heat dissipation mechanism includes an annular heat pipe, one section of annular heat pipe set up in lamps and lanterns shell inboard, another section stretch out in the lamps and lanterns shell outside, the inside cavity of annular heat pipe, the inside coolant liquid that is used for the heat conduction cooling that has poured into of annular heat pipe.
Preferably, the lamp housing includes a lamp holder for forming a lamp tube main body structure and end covers fixedly disposed at two ends of the lamp holder for sealing, the lamp cover and the light-emitting substrate are both embedded and fixed on the lamp holder, a lighting cavity is formed between the lamp cover and the lamp holder, and the light-emitting substrate is fixedly disposed in the lighting cavity.
Preferably, the annular heat conduction pipe is an annular metal heat conduction pipe with a hollow interior.
Preferably, the annular heat pipe is fixedly connected with the lamp holder, the annular heat pipe is composed of a heat conduction section and a heat dissipation section which are connected, the heat conduction section is arranged on the inner side of the lamp holder, and the heat dissipation section extends out of the outer side of the lamp holder.
Preferably, the heat conduction section is arranged on the inner side of the lamp holder in an equidistant corrugated manner, the height difference between the wave crests and the wave troughs on the heat conduction section is matched with the width of the lamp holder, and the distance between two adjacent wave crests on the heat conduction section is 10-15 cm.
Preferably, the heat dissipation section is arranged on the outer side of the lamp holder in a linear manner, and the heat dissipation section and the heat conduction section are connected in an end-to-end manner to form a whole.
Preferably, the heat dissipation mechanism further includes a small-sized liquid pump for realizing the flow of the cooling liquid in the annular heat conduction pipe, and the small-sized liquid pump is fixedly arranged on the heat dissipation section.
Preferably, the heat dissipation mechanism further comprises a temperature control assembly, the temperature control assembly comprises a temperature sensor and a control switch, the temperature sensor is in signal connection with the control switch, the temperature sensor is fixedly arranged on the inner side of the lamp holder, and the control switch is fixedly arranged on the small-sized liquid pump and electrically connected with the small-sized liquid pump.
Preferably, the cooling liquid is water.
Preferably, a plurality of LED lamp beads are equidistantly arranged on the light-emitting substrate, all the LED lamp beads on the light-emitting substrate are electrically connected, the light-emitting substrate is electrically connected with a power line, and the power line is embedded in the lamp holder.
Compared with the prior art, the utility model discloses an advantage mainly embodies in following several aspects:
the utility model provides a heat dissipation improvement type LED fluorescent tube, the utility model discloses can take over the heat that the inside light emitting component of fluorescent tube distributed out through heat dissipation mechanism in the use completely to realize the inside thermal quick giving off of fluorescent tube, show the radiating effect that has promoted the LED fluorescent tube, furthest has prolonged the inside light emitting component's of LED fluorescent tube life.
And simultaneously, the utility model discloses still through temperature sensor's setting, realized the real-time supervision to the inside temperature of LED fluorescent tube, when the temperature was greater than the highest default, heat dissipation mechanism began the function and realizes the cooling effect fast to guaranteed the inside constant temperature of LED fluorescent tube, not only further promoted the radiating effect, also avoided the fluorescent tube that leads to because of the temperature shock change to a certain extent simultaneously to break, improved the security performance of product greatly.
Furthermore, the utility model discloses also for other relevant problems in the same field provide the reference, can use this to extend as the foundation, apply to among the technical scheme of heat dissipation improvement among other LED lighting apparatus, have very wide application prospect.
The following detailed description is made of specific embodiments of the present invention with reference to the accompanying drawings, so as to make the technical solution of the present invention easier to understand and master.
Drawings
Fig. 1 is a schematic sectional view of the present invention.
Fig. 2 is a schematic view of another angle of the cross-sectional structure of the present invention.
Wherein: 1. a lamp shade; 2. a lamp socket; 3. a light-emitting substrate; 4. an annular heat conducting pipe; 41. a heat conducting section; 42. a heat dissipation section; 5. a small-sized liquid pump.
Detailed Description
As shown in fig. 1-2, the utility model discloses a heat dissipation improvement type LED fluorescent tube, including lamp shade 1, lamps and lanterns shell and luminescent substrate 3, lamp shade 1 reaches luminescent substrate 3 all with lamps and lanterns shell fixed connection still include with lamps and lanterns shell fixed connection's heat dissipation mechanism, heat dissipation mechanism includes an annular heat pipe 4, one section of annular heat pipe 4 set up in lamps and lanterns shell inboard, another section stretch out in the lamps and lanterns shell outside, the inside cavity of annular heat pipe 4, the inside coolant liquid that is used for the heat conduction cooling that has poured into of annular heat pipe 4.
The lamp shell comprises a lamp holder 2 used for forming a lamp tube main body structure and end covers fixedly arranged at two ends of the lamp holder 2 and used for sealing, the lampshade 1 and the light-emitting substrate 3 are fixedly embedded on the lamp holder 2, a lighting cavity is formed between the lampshade 1 and the lamp holder 2, and the light-emitting substrate 3 is fixedly arranged in the lighting cavity.
The annular heat conducting pipe 4 is an annular metal heat conducting pipe with a hollow interior. Specifically, the annular heat pipe 4 is fixedly connected to the lamp holder 2, the annular heat pipe 4 is composed of a heat conducting section 41 and a heat dissipating section 42 which are connected to each other, the heat conducting section 41 is disposed inside the lamp holder 2, and the heat dissipating section 42 extends outside the lamp holder 2.
The heat conduction section 41 is arranged on the inner side of the lamp holder 2 in an equidistant corrugated manner, the height difference between the wave crests and the wave troughs on the heat conduction section 41 is matched with the width of the lamp holder 2, and the distance between two adjacent wave crests on the heat conduction section 41 is 10-15 cm. The specific width and spacing settings can be adjusted according to actual use and installation needs. It is expected that the larger the height difference between the peaks and the valleys on the heat conducting section 41 is, the smaller the distance between two adjacent peaks is, the better the heat dissipation effect is.
The heat dissipation section 42 is linearly arranged outside the lamp holder 2, and the heat dissipation section 42 and the heat conduction section 41 are connected in an end-to-end manner to form a whole.
The heat dissipation mechanism further comprises a small liquid pump 5 for realizing the flow of the cooling liquid in the annular heat conduction pipe 4, and the small liquid pump 5 is fixedly arranged on the heat dissipation section 42.
The heat dissipation mechanism further comprises a temperature control assembly (not shown in the figure), the temperature control assembly comprises a temperature sensor and a control switch, the temperature sensor is in signal connection with the control switch, the temperature sensor is fixedly arranged on the inner side of the lamp holder 2, and the control switch is used for controlling the temperature of the lamp holder 2
The switch is fixedly arranged on the small-sized liquid pump 5 and is electrically connected with the small-sized liquid pump. In the actual use process, the temperature sensor can monitor the temperature inside the LED lamp tube in real time, and when the temperature is higher than the highest preset value, the control switch receives a signal and sends an operation instruction to the small-sized liquid pump 5. After receiving the instruction, the small-sized liquid pump 5 drives the cooling liquid in the annular heat conduction pipe 4 to flow, thereby achieving the purposes of cooling and temperature control.
The cooling liquid may be any liquid material with a large specific heat capacity, and in this embodiment, the cooling liquid is preferably water.
A plurality of LED lamp beads are arranged on the light-emitting substrate 3 at equal intervals, all the LED lamp beads on the light-emitting substrate 3 are electrically connected, the light-emitting substrate 3 is electrically connected with a power line, and the power line is embedded in the lamp holder 2.
In order to promote the utility model discloses a light irradiation effect, lamp stand 2 with the bilateral symmetry of 3 hookup locations of luminescent substrate is provided with the rake that is used for the light reflection, the surface of rake with contained angle between 3's of luminescent substrate's the surface can be adjusted according to actual use needs, in this embodiment, the surface of rake with contained angle between the surface of luminescent substrate is 15 ~ 45. Meanwhile, a reflective metal film (not shown) for assisting light reflection is attached to the surface of the inclined portion.
The utility model provides a heat dissipation improvement type LED fluorescent tube, the utility model discloses can take over the heat that the inside light emitting component of fluorescent tube distributed out through heat dissipation mechanism in the use completely to realize the inside thermal quick giving off of fluorescent tube, show the radiating effect that has promoted the LED fluorescent tube, furthest has prolonged the inside light emitting component's of LED fluorescent tube life.
And simultaneously, the utility model discloses still through temperature sensor's setting, realized the real-time supervision to the inside temperature of LED fluorescent tube, when the temperature was greater than the highest default, heat dissipation mechanism began the function and realizes the cooling effect fast to guaranteed the inside constant temperature of LED fluorescent tube, not only further promoted the radiating effect, also avoided the fluorescent tube that leads to because of the temperature shock change to a certain extent simultaneously to break, improved the security performance of product greatly.
Furthermore, the utility model discloses also for other relevant problems in the same field provide the reference, can use this to extend as the foundation, apply to among the technical scheme of heat dissipation improvement among other LED lighting apparatus, have very wide application prospect.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. The utility model provides a heat dissipation improvement type LED fluorescent tube, includes lamp shade (1), lamps and lanterns shell and luminescent substrate (3), lamp shade (1) and luminescent substrate (3) all with lamps and lanterns shell fixed connection, its characterized in that: still include with lamp housing fixed connection's heat dissipation mechanism, heat dissipation mechanism includes an annular heat pipe (4), one section of annular heat pipe (4) set up in lamp housing inboard, another section stretch out in the lamp housing outside, the inside cavity of annular heat pipe (4), annular heat pipe (4) inside is filled with the coolant liquid that is used for the heat conduction cooling.
2. The improved heat dissipation LED lamp tube of claim 1, wherein: the lamp shell comprises lamp holders (2) used for forming a lamp tube main body structure and end covers fixedly arranged at two ends of the lamp holders (2) and used for sealing, the lamp shade (1) and the light-emitting substrate (3) are fixedly embedded on the lamp holders (2), a lighting cavity is formed between the lamp shade (1) and the lamp holders (2), and the light-emitting substrate (3) is fixedly arranged in the lighting cavity.
3. The improved heat dissipation LED lamp tube of claim 1, wherein: the annular heat conduction pipe (4) is an annular metal heat conduction pipe with a hollow interior.
4. The improved heat dissipation LED lamp tube of claim 2, wherein: annular heat pipe (4) with lamp stand (2) fixed connection, annular heat pipe (4) comprise heat conduction section (41) and heat dissipation section (42) two parts that are connected, heat conduction section (41) set up in lamp stand (2) inboard, heat dissipation section (42) stretch out in the lamp stand (2) outside.
5. The improved heat dissipation LED lamp tube of claim 4, wherein: the heat conduction section (41) is arranged on the inner side of the lamp holder (2) in an equidistant corrugated manner, the height difference between the wave crests and the wave troughs on the heat conduction section (41) is matched with the width of the lamp holder (2), and the distance between two adjacent wave crests on the heat conduction section (41) is 10 cm-15 cm.
6. The improved heat dissipation LED lamp tube of claim 4, wherein: the improved heat dissipation LED lamp tube as claimed in claim 3, wherein the heat dissipation section (42) is linearly disposed outside the lamp holder (2), and the heat dissipation section (42) and the heat conduction section (41) are connected end to form a whole.
7. The improved heat dissipation LED lamp tube of claim 4, wherein: the heat dissipation mechanism further comprises a small liquid pump (5) for realizing the flow of cooling liquid in the annular heat conduction pipe (4), and the small liquid pump (5) is fixedly arranged on the heat dissipation section (42).
8. The improved heat dissipation LED lamp tube of claim 7, wherein: the heat dissipation mechanism further comprises a temperature control assembly, the temperature control assembly comprises a temperature sensor and a control switch, the temperature sensor is in signal connection with the control switch, the temperature sensor is fixedly arranged on the inner side of the lamp holder (2), and the control switch is fixedly arranged on the small-sized liquid pump (5) and is electrically connected with the small-sized liquid pump.
9. The improved heat dissipation LED lamp tube of claim 1, wherein: the cooling liquid is water.
10. The improved heat dissipation LED lamp tube of claim 2, wherein: the LED lamp is characterized in that a plurality of LED lamp beads are arranged on the light-emitting substrate (3) at equal intervals, all the LED lamp beads on the light-emitting substrate (3) are electrically connected, the light-emitting substrate (3) is electrically connected with a power line, and the power line is embedded in the lamp holder (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920338935.9U CN210319438U (en) | 2019-03-18 | 2019-03-18 | Improved heat dissipation LED lamp tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920338935.9U CN210319438U (en) | 2019-03-18 | 2019-03-18 | Improved heat dissipation LED lamp tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210319438U true CN210319438U (en) | 2020-04-14 |
Family
ID=70122739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920338935.9U Expired - Fee Related CN210319438U (en) | 2019-03-18 | 2019-03-18 | Improved heat dissipation LED lamp tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210319438U (en) |
-
2019
- 2019-03-18 CN CN201920338935.9U patent/CN210319438U/en not_active Expired - Fee Related
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200414 |
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| CF01 | Termination of patent right due to non-payment of annual fee |