CN207621922U - A kind of plant growth lamp having temperature protection function - Google Patents
A kind of plant growth lamp having temperature protection function Download PDFInfo
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- CN207621922U CN207621922U CN201721541482.7U CN201721541482U CN207621922U CN 207621922 U CN207621922 U CN 207621922U CN 201721541482 U CN201721541482 U CN 201721541482U CN 207621922 U CN207621922 U CN 207621922U
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- temperature
- plant growth
- plant
- circuit
- growth lamp
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/14—Measures for saving energy, e.g. in green houses
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- Cultivation Of Plants (AREA)
Abstract
The utility model discloses a kind of plant growth lamp having temperature protection function; it includes the LED drive circuit and heat sink assembly of shell and installation inside the shell; the input terminal of LED drive circuit is connected to 220V alternating currents by switching circuit, and the output end of LED drive circuit is connected to LED luminescence units；A temperature controller is also serially connected on the AC firewires of 220V alternating currents, the output end of temperature controller is also serially connected with a protection circuit；Temperature controller held against heat sink component and install, realized by bimetal plate temperature controling switch, which is that contact is normally opened, is closed under high temperature；It is high molecular polymer positive-temperature degree thermistor PTC to protect circuit.The utility model uses temperature controller of the bimetal leaf as the temperature module; it can be switched on and off according to object thermal expansion and contraction principle; and so that the circuit of setting is opened protection and start to work, the heat dissipation of plant lamp is then controlled, ensures the purpose of plant growth lamp long-term stable operation.
Description
Technical field
The utility model is related to LED manufacturing fields, especially a kind of plant growth lamp having temperature protection function.
Background technology
LED plant growth lamp is kind of a special lamps and lanterns, and heat dissipation problem is the matter of utmost importance that plant growth lamp must solve,
Because LED lamp bead only has the long-term work due light efficiency of competence exertion light source and brightness at a suitable temperature, could be to agricultural
Plant production is bloomed and the entire growth cycle of result has facilitation, could be improved the yield of crops and be shortened crops
Growth cycle.While this is also the necessary condition that plant growth lamp can use the long-life.For plant lamp, temperature control
Device is the electric switching system controlled light source working temperature, is the Unique Device for solving lamp interior heat dissipation problem.Light source
Temperature range is generally not more than 70 DEG C when normal work, and plant growth lamp radiates to light source mainly by fan at present.Many institutes
Known, high temperature is the formidable enemy of LED luminescence units, and high temperature can not only cause lamps and lanterns operation unstable, reduced service life, or even having can
Certain components can be made to burn.Current plant growth lamp radiates to light source mainly by fan, and electronic product cannot be guaranteed hundred
Divide hundred yields.Fan during the work time ask by the light source heat radiation caused by the reasons such as the overstocked, water mist of dust cause circuit to aoxidize
Topic.
Existing some plant growth lamps on the market do not use temperature controller to save cost, if fan or fan electricity
Outlet failure in source then causes lamp interior temperature excessively high, influences the normal use of LED lamp bead, reduces light efficiency and brightness output, increases
Add light decay degree, in addition it is serious when directly burn lamp bead, cause entire plant growth lamp to be unable to normal use.In addition, on the market
Some plant growth lamps use cheap sensor-type temperature controller to save cost, and electrical safety coefficient is low, sensor-type temperature
Control device sensitivity is not high, temperature controller internal switch acts and the temperature range of reset is not high, switching frequency is less than 10,000 times, installation
The shortcomings of inconvenient.
Utility model content
Therefore, for above-mentioned problem, the utility model proposes a kind of plant growth lamps having temperature protection function, lead to
It crosses and uses temperature detect switch (TDS), protection heat dissipation problem caused by fan failure burns LED luminescence units；Meanwhile being made using bimetal leaf
It for the temperature detect switch (TDS) of the temperature module, is switched on and off according to object thermal expansion and contraction principle, and so that the circuit of setting is opened and protect
Nurse makees, and then controls the heat dissipation of plant lamp, therefore has induced current and temperature and the dual property that acts, possesses simultaneously
Point-device trip time prevents lamp temperatures excessively high.
In order to solve the above-mentioned technical problem, the utility model is the technical scheme adopted is that one kind having temperature protection work(
The plant growth lamp of energy includes the LED drive circuit and heat sink assembly of shell and installation inside the shell, LED drive circuit
Input terminal 220V alternating currents are connected to by switching circuit, the output end of LED drive circuit is connected to LED luminescence units；220V
A temperature controller is also serially connected on the AC firewires of alternating current, the output end of temperature controller is also serially connected with a protection circuit；The temperature controller is tight
It pastes heat sink assembly and installs, realized by bimetal plate temperature controling switch, the bimetal plate temperature controling switch normally opened, high temperature for contact
Lower closure.Temperature controller is realized by bimetal plate temperature controling switch, using bimetal leaf as the temperature module, is expanded with heat and contract with cold original according to object
Reason is switched on and off, and so that the protection circuit of setting is opened protection and started to work, and is then controlled the heat dissipation of plant lamp, is ensured
The purpose of plant growth lamp long-term stable operation.The utility model is by by temperature controller being connected in the firewire of AC input, often
The lower control plant growth lamp of rule is normally run, and protection causes to grow because of heat sink assembly or heat sink assembly power failure
Lamp internal temperature is excessively high and generates heat dissipation problem and then burns LED luminescence units；The utility model also sets up switching circuit, user simultaneously
Power path, double shield can be closed manually according to actual conditions.
Further, the protection circuit is fuse either transient voltage suppressor diode TVS or high molecular polymerization
The positive temperature thermistor PTC of object（Self-recovery fuse）.
Further, the shell is realized with upper cover and lower cover, is offered on upper lid to by LED luminescence units
The through-hole that light appears.
In the application, in order to facilitate plant growth, LED luminescence units include white light COB lamp beads and glory lamp bead, wherein
The glory lamp bead includes the COB glory lamp beads of the red blue white chip hybrid for providing spectrum needed for plant growth and flowering,
And multiple single 5W for providing spectrum needed for plant result imitate lumen twin-core parallel connection glory lamp bead.
Further, spectrum needed for plant growth is adjusted for convenience, is additionally provided in the shell for adjusting plant life
First light modulator of spectrum, the second light modulator for adjusting spectrum needed for flowering of plant needed for long and for adjusting plant result
The third light modulator of required spectrum, first light modulator, the second light modulator and third light modulator are electrical with LED drive circuit
Connection.
Further, the heat sink assembly includes aluminum substrate, fan and radiator.The white light COB lamp beads and coloured silk
Light lamp bead is arranged on aluminum substrate.
Further, in order to radiate, the heat emission hole of array arrangement is offered on the upper lid；Fan is provided close to lower cover
At position, therefore circular radiating hole is offered on the lower lid, circular radiating hole is effectively formed convection current with fan, and heat dissipation effect is good
It is good.And for beauty, multiple circular radiating holes combine to form fan blade shape.
95% or more LED plant lamps work is required for fan cooling, and the utility model is by using having overheat protector work(
The temperature controller of energy, and temperature controller is connected in the firewire of AC input, and conventional lower control plant growth lamp is normally run, and is protected
Shield burns LED luminescence units because fan or fan power supply failure cause to generate heat dissipation problem due to lamp interior temperature is excessively high；Together
When also by the protection circuit coordinated with temperature controller, further ensured the normal operation of plant growth lamp.
In addition, the utility model uses temperature controller of the bimetal leaf as the temperature module, can expand with heat and contract with cold original according to object
Reason is switched on and off, and so that the circuit of setting is opened protection and started to work, and is then controlled the heat dissipation of plant lamp, is ensured plant
The purpose of growth lamp long-term stable operation, therefore the structure of the utility model does not need the extra powers such as electricity or compressed air, has section
Energy and security function；In special circumstances overtemperature, the growth lamp of the utility model can self-protecting, protection light source will not damage because of high temperature
It is bad, it can restore to ensure lamps and lanterns normal use automatically again after cooling.Simultaneously also can because discontinuous switch lamps and lanterns remind user's lamps and lanterns therefore
Barrier；In addition, in the structure of the utility model, parts are hardly damaged, temperature controller internal switching frequency at 100,000 times or more, the service life it is high and
With industry advance.
Description of the drawings
Fig. 1 is the circuit theory schematic diagram of the plant growth lamp of the utility model；
Fig. 2 is the front schematic view of the plant growth lamp of the embodiments of the present invention；
Fig. 3 is the schematic side view of the plant growth lamp of the embodiments of the present invention；
Fig. 4 is the schematic rear view of the plant growth lamp of the embodiments of the present invention；
Fig. 5 is the decomposition diagram of the plant growth lamp of the embodiments of the present invention；
Figure label corresponding component is as follows：1, shell；101, upper cover；102, lower cover；103, heat emission hole；2, radiator fan；
3, COB glories lamp bead；4, lumen twin-core parallel connection glory lamp bead is imitated；5, aluminum substrate；6, lens；7, LED drive circuit；8, power supply is opened
It closes；9, the first light modulator；10, the second light modulator；11, third light modulator；12, temperature controller；13, suspension hook is installed.
Specific implementation mode
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and should not be understood as to the utility model
Limitation.
In the description of the present invention, it should be understood that term "center", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore cannot understand
For limitations of the present invention.In addition, term " first ", " second ", " third " are used for description purposes only, and should not be understood as
Instruction implies relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, it can understand above-mentioned art with concrete condition
The concrete meaning of language in the present invention.
Referring to Fig. 1, a kind of plant growth lamp having temperature protection function of the utility model, including shell and installation
The input terminal of LED drive circuit inside the shell and heat sink assembly, LED drive circuit is connected to the cities 220V by switching circuit
The output end of electricity, LED drive circuit is connected to LED luminescence units；A temperature controller is also serially connected on the AC firewires of 220V alternating currents, temperature
The output end of control device is also serially connected with a protection circuit；Temperature controller held against heat sink component and install, opened by bimetal leaf temperature control
It closes and realizes, which is closed for contact under normally opened, high temperature.Temperature controller realized by bimetal plate temperature controling switch,
It using bimetal leaf as the temperature module, is switched on and off according to object thermal expansion and contraction principle, and makes the protection circuit of setting
It opens protection to start to work, then controls the heat dissipation of plant lamp, ensure the purpose of plant growth lamp long-term stable operation.This practicality
It is novel that by by temperature controller being connected in the firewire of AC input, conventional lower control plant growth lamp is normally run, protection because
Heat sink assembly or heat sink assembly power failure and cause that growth lamp internal temperature is excessively high and generate heat dissipation problem and then burn
Ruin LED luminescence units；The utility model also sets up switching circuit simultaneously, and user can close power path manually according to actual conditions,
Double shield.
LED luminescence units include white light COB lamp beads and glory lamp bead, offer on upper lid for by white light COB lamp beads and
The through-hole that the light of glory lamp bead appears.Wherein, glory lamp bead includes the COB glory lamp beads of red blue white chip hybrid, to generate
Plant growth and required spectrum of blooming；Further include that multiple single 5W imitate lumen twin-core parallel connection glory lamp bead, for generating
Spectrum needed for plant result.First light modulator is adjusted the spectrum of COB glory lamp beads by LED drive circuit, to promote
Into plant growth, the second light modulator is adjusted the spectrum of COB glory lamp beads by LED drive circuit, to promote plant to open
Flower, third light modulator is adjusted the spectrum for imitating lumen twin-core parallel connection glory lamp bead by LED drive circuit, to promote plant
As a result.
Protection circuit is fuse either transient voltage suppressor diode TVS or high molecular polymer positive-temperature degree temperature-sensitive electricity
Hinder PTC（Self-recovery fuse）.In the present embodiment, it is preferred to use thermistor PTC is realized, when running current passes through（Or
Element is in Normal Environmental Temperature）When, thermistor PTC is in low resistive state；When thering is abnormal overcurrent to pass through in circuit（Or environment
Temperature increases）When, high current（Or environment temperature increases）Generated heat makes polymer expand rapidly, has shut off heat
The conductive path that the conducting particles of quick resistance PTC is constituted, thermistor PTC are in high-impedance state；When overcurrent in circuit（Overtemperature
State）After disappearance, thermistor PTC coolings, volume restores normal, and wherein conducting particles constitutes conductive path, temperature-sensitive again
Resistance PTC is in initial low resistive state again.In the fever very little of normal operating conditions self- recoverage protective tube, in abnormal operation
Its fever high resistance value is just very big, the electric current by it is also limited, to play protective effect.
As a specific embodiment, referring to Fig. 2-Fig. 5, a kind of plant having temperature protection function of the utility model
Growth lamp includes the shell 1 realized with upper cover 101 and lower cover 102, radiator fan 2, COB glories lamp bead 3, imitative lumen twin-core
Glory lamp bead 4 in parallel, aluminum substrate 5, lens 6, LED drive circuit 7, power switch 8, the first light modulator 9, the second light modulator 10,
Third light modulator 11 and temperature controller 12, COB glories lamp bead 3 and imitative lumen twin-core parallel connection glory lamp bead 4 are arranged on aluminum substrate 5,
First light modulator 9, the second light modulator 10 and third light modulator 11 are electrically connected with LED drive circuit 7.It is additionally provided on shell 1
Suspension hook 13 is installed.
Wherein, in order to radiate, the heat emission hole 103 of array arrangement is offered in upper cover 101；Radiator fan 2 is provided close to down
At 102 position of lid, circular radiating hole 1021 is offered on lower cover 102, the heat emission hole on circular radiating hole, upper lid on lower lid with
Fan is effectively formed convection current, greatly solves the problems, such as that colored lamp bead junction temperature is higher, and the control of lamp bead junction temperature is made to exist
70 degrees Celsius or less.And for beauty, referring to Fig. 4, multiple circular radiating holes combine to form fan blade shape.
In the present embodiment, referring to Fig. 5, the first light modulator 9, the second light modulator 10 and third light modulator 11 are rotary switch
Formula light modulator rotates adjustable low-light level counterclockwise, rotates clockwise adjustable high brightness.When opening the first light modulator 9, only part
Lamp bead chip light emitting, and send out the spectrum needed for plant growth；Similarly, when opening the second light modulator 10, also only part lamp bead
Chip light emitting, and send out the spectrum needed for flowering of plant；When opening third light modulator 11, only part lamp bead chip light emitting, and
Send out the spectrum needed for plant result.
In the present embodiment, LED drive circuit 7 is isolated LED drive power, can receive AC100V-277V full voltages
Range inputs, and dims three-in-one LED drive circuit for 0-10V DC light modulations, PWM light modulations and resistance.Isolated LED drivings
There is no leakies for power supply, greatly improve the security performance of product.
Radiator fan 2 is the necessary condition for controlling plant growth lamp internal temperature, in the present embodiment, temperature controller 12 close to
Radiator fan 2 and be arranged.The effect of temperature controller 12 is that control plant growth lamp is normally run, and protection dissipates caused by fan failure
Heat problem burns LED luminescence units.Temperature controller 12 is a kind of temperature detect switch (TDS) for using bimetal leaf as the temperature module, can be according to object
Body thermal expansion and contraction principle is switched on and off, and the circuit of setting is made to open protection work, then controls the heat dissipation of plant lamp,
Demonstrate,prove the purpose of plant growth lamp long-term stable operation.The utility model not only volume miniaturization, long-life and high reliability, but also
The dual property for having induced current and temperature and acting, while possessing point-device trip time, prevent lamp temperatures
It is excessively high.
In the present embodiment, the width d1 of entire plant growth lamp is 520mm, and length d2 is 450mm, and outer casing thickness d3 is
The thickness d 4 of 80mm, the entire plant growth lamp of the luminescence unit containing LED are 118.5mm.
The growth modulated structure of the utility model does not need the extra powers such as electricity or compressed air, has energy saving and safe work(
Energy；In special circumstances overtemperature, the utility model can self-protecting, protection light source will not damage because of high temperature, cool down after further through
Protection circuit realizes that automatic recovery ensures lamps and lanterns normal use, has good practicability.
Although specifically showing and describing the utility model in conjunction with preferred embodiment, those skilled in the art answers
This is understood, in the spirit and scope for not departing from the utility model defined by the appended claims, in form and details
On the utility model can be made a variety of changes, be the scope of protection of the utility model.
Claims (7)
1. a kind of plant growth lamp having temperature protection function, it is characterised in that：Inside the shell including shell and installation
The input terminal of LED drive circuit and heat sink assembly, LED drive circuit is connected to 220V alternating currents, LED drivings by switching circuit
The output end of circuit is connected to LED luminescence units；A temperature controller, the output of temperature controller are also serially connected on the AC firewires of 220V alternating currents
End is also serially connected with a protection circuit；
The temperature controller held against heat sink component and install, realized by bimetal plate temperature controling switch, which opens
Pass is closed for contact under normally opened, high temperature；
The protection circuit is that either fuse or transient voltage inhibit two poles to high molecular polymer positive-temperature degree thermistor PTC
Pipe TVS.
2. plant growth lamp according to claim 1, it is characterised in that：The shell realizes with upper cover and lower cover,
The through-hole for appearing the light of LED luminescence units is offered on upper lid.
3. plant growth lamp according to claim 1 or 2, it is characterised in that：The LED luminescence units include white light COB
Lamp bead and glory lamp bead, the glory lamp bead include the red white chip hybrid of indigo plant for providing spectrum needed for plant growth and flowering
COB glory lamp beads, and multiple single 5W for providing spectrum needed for plant result imitate lumen twin-core parallel connection glory lamp bead.
4. plant growth lamp according to claim 3, it is characterised in that：The heat sink assembly includes aluminum substrate, fan
And radiator；The glory lamp bead is arranged on aluminum substrate.
5. plant growth lamp according to claim 3, it is characterised in that：It is additionally provided in the shell for adjusting plant life
First light modulator of spectrum, the second light modulator for adjusting spectrum needed for flowering of plant needed for long and for adjusting plant result
The third light modulator of required spectrum, first light modulator, the second light modulator and third light modulator are electrical with LED drive circuit
Connection.
6. plant growth lamp according to claim 4, it is characterised in that：The fan is provided close at lower cover position, institute
It states and offers circular radiating hole on lower lid, circular radiating hole is effectively formed convection current with fan.
7. plant growth lamp according to claim 2, it is characterised in that：The heat dissipation of array arrangement is offered on the upper lid
Hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721541482.7U CN207621922U (en) | 2017-11-17 | 2017-11-17 | A kind of plant growth lamp having temperature protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721541482.7U CN207621922U (en) | 2017-11-17 | 2017-11-17 | A kind of plant growth lamp having temperature protection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207621922U true CN207621922U (en) | 2018-07-17 |
Family
ID=62829249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721541482.7U Active CN207621922U (en) | 2017-11-17 | 2017-11-17 | A kind of plant growth lamp having temperature protection function |
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| Country | Link |
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| CN (1) | CN207621922U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111706798A (en) * | 2020-06-12 | 2020-09-25 | 浙江远恒电子科技有限公司 | Lamp heat dissipation equipment based on principle of expansion with heat and contraction with cold |
| CN111963992A (en) * | 2020-09-03 | 2020-11-20 | 付金明 | Solar LED street lamp applied to urban road |
-
2017
- 2017-11-17 CN CN201721541482.7U patent/CN207621922U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111706798A (en) * | 2020-06-12 | 2020-09-25 | 浙江远恒电子科技有限公司 | Lamp heat dissipation equipment based on principle of expansion with heat and contraction with cold |
| CN111963992A (en) * | 2020-09-03 | 2020-11-20 | 付金明 | Solar LED street lamp applied to urban road |
| CN111963992B (en) * | 2020-09-03 | 2022-12-13 | 四川中亚美合科技有限公司 | Solar LED street lamp applied to urban road |
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