CN209511904U - It is a kind of for detecting the shell of luminous diode temperature - Google Patents
It is a kind of for detecting the shell of luminous diode temperature Download PDFInfo
- Publication number
- CN209511904U CN209511904U CN201920387416.1U CN201920387416U CN209511904U CN 209511904 U CN209511904 U CN 209511904U CN 201920387416 U CN201920387416 U CN 201920387416U CN 209511904 U CN209511904 U CN 209511904U
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- China
- Prior art keywords
- shell
- light emitting
- emitting diode
- welded
- detecting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of for detecting the shell of luminous diode temperature, including circuit board, light emitting diode and shell, light emitting diode is welded at the top of the circuit board, shell is fixed at the top of the light-emitting diodes pipe outer wall, the housing bottom is welded with fixed frame, the fixed frame outer wall is welded with thermistor, and the thermistor is electrically connected with the power supply, and the thermistor is connected between light emitting diode and power supply；When the light emitting diode of the utility model uses overheat for a long time, thermistor will increase the resistance of light emitting diode after detecting overheat, reduce electric current, to reduce the heat on light emitting diode and shell, extend the service life of light emitting diode, when light emitting diode is mounted on the moveable equipment such as tablet computer, position reset spring may follow the equipment such as tablet computer to shake, to which air is pressed into annular groove by plastic plate, wind-force heat dissipation in part is carried out to shell and light emitting diode.
Description
Technical field
The utility model relates to the technical fields of light emitting diode, specially a kind of for detecting luminous diode temperature
Shell.
Background technique
Light emitting diode is referred to as LED.Visible light can be given off when electronics and hole-recombination, thus can be used to be made
Light emitting diode.Indicator light, or composition text or number display are used as in circuit and instrument.Gallium arsenide diode is rubescent
Light, gallium phosphide diode green light, silicon carbide diode Yellow light-emitting low temperature, gallium nitride diode blue light-emitting.Dividing again because of chemical property has
Machine light emitting diode OLED and inorganic light-emitting diode LED.Light emitting diode has been applied in multiple fields, but existing
In place of the shell of light emitting diode comes with some shortcomings during use.
Shell can generate heat the shell of existing light emitting diode after prolonged use, influence the use of light emitting diode
Service life, and the lead frame of light emitting diode is more fragile, lead frame may be directly broken when by external impacts, therefore be lacked
A kind of shell that can detecte luminous diode temperature and reduce lead frame fracture probability.
Utility model content
The purpose of this utility model is to provide a kind of for detecting the shell of luminous diode temperature, to solve above-mentioned back
The problem of being proposed in scape technology.
To achieve the above object, the utility model provides the following technical solutions: one kind is for detecting luminous diode temperature
Shell, including circuit board, light emitting diode and shell be welded with light emitting diode at the top of the circuit board, described to shine two
Shell is fixed at the top of pole pipe outer wall, the housing bottom is welded with fixed frame, and the fixed frame outer wall is welded with temperature-sensitive electricity
Resistance, the thermistor are electrically connected with the power supply, and the thermistor is connected between light emitting diode and power supply, the fixation
Frame is in contact with circuit board, and the housing bottom is welded with two symmetrical insulation reset springs, and two insulation are multiple
Position spring bottom end is welded on the top of circuit board, and the LED lead frame covers inside insulation reset spring, the hair
Optical diode lead frame and insulation reset spring cover inside fixed frame.
Preferably, annular groove is offered in the shell, the housing exterior walls offer symmetrical ventilation hole, described
The ventilation hole is communicated with annular groove.
Preferably, the housing exterior walls are welded with symmetrical dead axle, are rotatably connected to plastic plate outside the dead axle.
Preferably, in ventilation hole side, the plastic plate is stained with reflective the plastic plate gear close to the side of casing center
Film.
Preferably, the plastic plate other side is welded with position reset spring, and the position reset spring bottom end is welded on
Housing exterior walls.
Preferably, the thermistor is positive temperature coefficient thermistor.
Compared with prior art, the utility model has the beneficial effects that
1, when the light emitting diode of the utility model uses overheat for a long time, thermistor will increase hair after detecting overheat
The resistance of optical diode reduces electric current to reduce the heat on light emitting diode and shell and extends the use of light emitting diode
In the service life, when light emitting diode is mounted on the moveable equipment such as tablet computer, position reset spring may follow tablet computer
Etc. equipment shake, so that air is pressed into annular groove by plastic plate, part wind is carried out to shell and light emitting diode
Power heat dissipation.
2, the fixed frame of the utility model is pressed in the surface of circuit board, and the protection of first layer, insulation can be carried out to lead frame
Reset spring can carry out deformation when lead frame is by external impacts, and the protection of the second layer is carried out to lead frame, reduce lead frame
The probability of fracture, reflective membrane can increase the light emission luminance of light emitting diode, improve the shell of detection luminous diode temperature
Practicability.
Detailed description of the invention
Fig. 1 is the utility model overall structure lateral sectional view；
Fig. 2 is A schematic enlarged-scale view in the utility model Fig. 1.
In figure: 101- circuit board；102- light emitting diode；103- shell；104- insulation reset spring；105- fixed frame；
106- thermistor；201- plastic plate；202- reflective membrane；203- dead axle；204- position reset spring；205- annular groove；206-
Ventilation hole.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of for detecting the shell of luminous diode temperature
Body, including circuit board 101, light emitting diode 102 and shell 103 are welded with light emitting diode 102 at the top of the circuit board 101,
Light emitting diode 102 is the common diode to shine, is fixed with shell 103 at the top of 102 outer wall of light emitting diode,
103 bottom of shell is welded with fixed frame 105, and 105 outer wall of fixed frame is welded with thermistor 106, thermistor 106
As shown in Figure 1, the thermistor 106 is electrically connected with the power supply, the thermistor 106 is connected on light-emitting diodes for fixed position
Between pipe 102 and power supply, the fixed frame 105 is in contact with circuit board 101, fixes in external force shock-wave luminescence diode 102
105 position of frame can move, and prevent fixed frame 105 from fixing dead with circuit board 101 and being broken lead frame, the shell
103 bottom of body is welded with two symmetrical insulation reset springs 104, two 104 bottom end of insulation reset spring welding
At the top of circuit board 101,102 lead frame of light emitting diode covers inside insulation reset spring 104, the light-emitting diodes
102 lead frame of pipe and insulation reset spring 104 cover inside fixed frame 105, and insulation reset spring 104 can be sent out in external impacts
Deformation is carried out when optical diode 102, reduces the probability of lead frame fracture.
Annular groove 205 is offered in the shell 101,101 outer wall of shell offers symmetrical ventilation hole
206, the ventilation hole 206 is communicated with annular groove 205, and 103 outer wall of shell is welded with symmetrical dead axle 203,
Plastic plate 201 is rotatably connected to outside the dead axle 203, the gear of plastic plate 201 is in 206 side of ventilation hole, the plastic plate
201 are stained with reflective membrane 202 close to the side at 103 center of shell, and reflective membrane 202 can increase the light emission luminance of light emitting diode 102,
201 other side of plastic plate is welded with position reset spring 204, and position reset spring 204 plays the work of connection plastic plate 201
103 outer wall of shell is welded on, 204 bottom end of position reset spring, and the thermistor 106 is positive temperature coefficient thermal electricity
Device is hindered, positive temperature coefficient thermistor resistance value when temperature is higher is bigger.
Working principle: the shell for being used to detect luminous diode temperature of the utility model, light emitting diode 102 is for a long time
When using overheat, thermistor 106 will increase the resistance of light emitting diode 102 after detecting overheat, reduce electric current, to reduce
Heat on light emitting diode 102 and shell 103, extends the service life of light emitting diode 102, and light emitting diode 102 is installed
In moveable equipment such as tablet computers, position reset spring 204 may follow the equipment such as tablet computer to shake, from
And air is pressed into ventilation hole 206 and annular groove 205 by plastic plate 202, shell 103 and light emitting diode 102 are carried out
The heat dissipation of part wind-force, fixed frame 105 are pressed in the surface of circuit board 101, can carry out first layer to the lead frame of light emitting diode 102
Protection, insulation reset spring 104 deformation can be carried out when lead frame is by external impacts, to lead frame carry out the second layer guarantor
Shield reduces the probability of lead frame fracture, and reflective membrane 202 can increase the light emission luminance of light emitting diode 102, improves detection and shines
The practicability of the shell of diode temperature.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of for detecting the shell of luminous diode temperature, including circuit board (101), light emitting diode (102) and shell
(103), it is characterised in that: be welded with light emitting diode (102) at the top of the circuit board (101), the light emitting diode (102)
It is fixed with shell (103) at the top of outer wall, shell (103) bottom is welded with fixed frame (105), the fixed frame (105)
Outer wall is welded with thermistor (106), and the thermistor (106) is electrically connected with the power supply, thermistor (106) series connection
Between light emitting diode (102) and power supply, the fixed frame (105) is in contact with circuit board (101), the shell (103)
Bottom is welded with two symmetrical insulation reset springs (104), and two insulation reset spring (104) bottom ends are welded on
The top of circuit board (101), light emitting diode (102) lead frame cover inside insulation reset spring (104), described to shine
Diode (102) lead frame and insulation reset spring (104) cover internal in fixed frame (105).
2. according to claim 1 a kind of for detecting the shell of luminous diode temperature, it is characterised in that: the shell
(103) it is offered annular groove (205) in, shell (103) outer wall offers symmetrical ventilation hole (206), described logical
Air holes (206) is communicated with annular groove (205).
3. according to claim 2 a kind of for detecting the shell of luminous diode temperature, it is characterised in that: the shell
(103) outer wall is welded with symmetrical dead axle (203), is rotatably connected to plastic plate (201) outside the dead axle (203).
4. according to claim 3 a kind of for detecting the shell of luminous diode temperature, it is characterised in that: the plastics
Plate (201) gear is stained with reflective membrane close to the side at shell (103) center in ventilation hole (206) side, the plastic plate (201)
(202).
5. according to claim 4 a kind of for detecting the shell of luminous diode temperature, it is characterised in that: the plastics
Plate (201) other side is welded with position reset spring (204), and position reset spring (204) bottom end is welded on shell (103)
Outer wall.
6. according to claim 1 a kind of for detecting the shell of luminous diode temperature, it is characterised in that: the temperature-sensitive
Resistance (106) is positive temperature coefficient thermistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920387416.1U CN209511904U (en) | 2019-03-26 | 2019-03-26 | It is a kind of for detecting the shell of luminous diode temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920387416.1U CN209511904U (en) | 2019-03-26 | 2019-03-26 | It is a kind of for detecting the shell of luminous diode temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209511904U true CN209511904U (en) | 2019-10-18 |
Family
ID=68187824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920387416.1U Expired - Fee Related CN209511904U (en) | 2019-03-26 | 2019-03-26 | It is a kind of for detecting the shell of luminous diode temperature |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209511904U (en) |
-
2019
- 2019-03-26 CN CN201920387416.1U patent/CN209511904U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191018 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |