CN113390070B - Driving power supply of LED lamp with overheat protection function - Google Patents
Driving power supply of LED lamp with overheat protection function Download PDFInfo
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- CN113390070B CN113390070B CN202110783290.1A CN202110783290A CN113390070B CN 113390070 B CN113390070 B CN 113390070B CN 202110783290 A CN202110783290 A CN 202110783290A CN 113390070 B CN113390070 B CN 113390070B
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- 238000010521 absorption reaction Methods 0.000 claims abstract description 33
- 230000017525 heat dissipation Effects 0.000 claims abstract description 22
- 239000007788 liquid Substances 0.000 claims description 2
- 238000001179 sorption measurement Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
- F21V23/007—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array enclosed in a casing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/71—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks using a combination of separate elements interconnected by heat-conducting means, e.g. with heat pipes or thermally conductive bars between separate heat-sink elements
- F21V29/713—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks using a combination of separate elements interconnected by heat-conducting means, e.g. with heat pipes or thermally conductive bars between separate heat-sink elements in direct thermal and mechanical contact of each other to form a single system
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention discloses a driving power supply of an LED lamp with an overheat protection function, which specifically comprises the following components: the power supply comprises a power supply shell, a power supply body and a heat absorption device, wherein the power supply body is arranged in the power supply shell, and the two sides of the power supply body are provided with the heat absorption devices; the control device is arranged in the power supply shell, and two ends of the control device are communicated with the adsorption device through a guide pipe; the heat sink includes: the LED lamp driving device comprises a heat absorption shell, wherein a heat dissipation cylinder is arranged inside the heat absorption shell, a heat absorption sheet is fixedly connected to the outer side of the heat dissipation cylinder, one end, far away from the heat dissipation cylinder, of the heat absorption sheet extends onto a power supply body and is fixedly connected with the power supply body, and one end of the heat dissipation cylinder is communicated with a control device through a guide pipe. This drive power supply of LED lamp with overheat protection function, convenient protection power supply avoids the power overheat to damage, can open according to the temperature is automatic to stop, need not manual operation, convenient to use.
Description
Technical Field
The invention relates to the technical field of LED lamp driving power supplies, in particular to a driving power supply of an LED lamp with an overheat protection function.
Background
An LED driving power supply is a power converter that converts a power supply into a specific voltage and current to drive an LED to emit light, and generally: the input of the LED driving power supply includes high-voltage power frequency alternating current (i.e., commercial power), low-voltage direct current, high-voltage direct current, low-voltage high-frequency alternating current (e.g., output of an electronic transformer), etc., while the output of the LED driving power supply is mostly a constant current source capable of changing voltage along with the change of the forward voltage drop value of the LED, and as the application of the LED is increasingly widespread, the performance of the LED driving power supply will be more suitable for the requirements of the LED. The drive power supply of present LED lamp produces higher temperature often easily in the use, when needs use in the higher environment of temperature, the power is burnt out easily after the temperature of environment and the high temperature that power work produced reach the certain degree.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a driving power supply of an LED lamp with an overheat protection function, which solves the problems that the conventional driving power supply of the LED lamp is easy to generate higher temperature in the use process, and when the conventional driving power supply is required to be used in an environment with higher temperature, the environment temperature and the high temperature generated by the power supply work reach a certain degree, and then the power supply is easy to burn out.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a driving power supply of an LED lamp with an overheat protection function specifically comprises:
the power supply comprises a power supply shell, a power supply body and a heat absorption device, wherein the power supply body is arranged in the power supply shell, and the two sides of the power supply body are provided with the heat absorption devices;
the control device is arranged inside the power supply shell, and two ends of the control device are communicated with the heat absorption device through a guide pipe;
the heat sink includes:
the heat absorption device comprises a heat absorption shell, a heat dissipation cylinder is arranged in the heat absorption shell, a heat absorption sheet is fixedly connected to the outer side of the heat dissipation cylinder, one end, far away from the heat dissipation cylinder, of the heat absorption sheet extends onto a power supply body and is fixedly connected with the power supply body, and one end of the heat dissipation cylinder is communicated with a control device through a guide pipe;
the control device includes:
the bottom of the switch device is fixedly connected with the bottom of the inner wall of the power supply shell through a fixing seat, two ends of the switch device are communicated with limiting devices, and one ends, far away from the switch device, of the limiting devices are communicated with the heat dissipation cylinder through guide pipes.
After the inside power body of power shell produced the heat, the heat passes through the heat absorbing sheet and transmits inside the heat sink, the inside radiator tube of heat sink spreads the heat to the inside thermal expansion medium of heat sink shell, the inside stop device of expansion promotion controlling means after the thermal expansion medium is heated, trigger switch device closes, can cut off the power body and be connected with outside consumer, thereby close the power body, conveniently protect the power, avoid the power overheated damage, be provided with the heat sink, be provided with the heat absorbing sheet when the inside heat absorbing sheet that is provided with of heat sink, be connected the inside thermal expansion medium of heat sink with the power body through the heat absorbing sheet, can transmit the heat on the power body to the thermal expansion medium inside fast, and the thermal expansion medium be heated and not influenced by the inside air distribution of power shell, the response is more quick accurate.
Preferably, the heat absorption shell is filled with a liquid thermal expansion medium, and the heat absorption sheets are provided with a plurality of groups and are uniformly distributed on the outer side of the heat dissipation cylinder.
Preferably, the switch device comprises a switch sleeve, the inner wall of the switch sleeve is respectively connected with a sub switch and a mother switch in a sliding mode, one side, back to the back, of the sub switch and one side, back to the back, of the mother switch are respectively connected with a top plate through a jacking spring, and the top plate is far away from the jacking spring and is connected with a first piston through a connecting plate.
The switch device is provided with a sub switch and a mother switch, when a thermal expansion medium in the heat absorption device begins to expand, a first piston is pushed to move, the first pistons at two ends of a switch sleeve respectively push the sub switch and the mother switch to move through a top plate, so that the sub switch is separated from the mother switch, the sub switch and the mother switch are bridge beams connected between a power supply body and external electric equipment, after the sub switch is separated from the mother switch, the power supply body is disconnected with the external electric equipment, the set sub switch and the mother switch can be opened and closed for multiple times, and the switch device is convenient to use for multiple times.
Preferably, both ends of the switch sleeve are communicated with the limiting device, and one end, far away from the connecting plate, of the first piston extends into the limiting device.
Preferably, stop device includes stop sleeve, limit chute and slide opening have been seted up respectively to the stop sleeve inner wall, limit chute inner wall sliding connection has the stopper, the draw-in groove has been seted up at the stopper top, slide opening inner wall sliding connection has the second piston, second piston one end extends to the outside and fixedly connected with arc connection piece of stop sleeve through the slide opening, the one end fixedly connected with card of second piston is kept away from to the arc connection piece.
Be provided with stop device, when first piston receives the promotion of thermal expansion medium and when removing, because thermal expansion medium is heated after expansion pressure great, the displacement volume of the first piston of the inside spacing spout control of accessible stop device, avoid first piston extrusion other components and parts, can protect first piston and switching device, and be provided with slide opening and second piston, when the inside pressure increase of spacing sleeve, promote the second piston rebound, the second piston passes through the arc connection piece and drives the card rebound, when the inside pressure of spacing sleeve reaches the certain degree, the card withdraws from the draw-in groove is inside, stopper and first piston can remove, just trigger switch device after can making the inside temperature of power shell reach the certain degree, and can make first piston remove under great pressure fast, avoid slow removal to lead to sub-switch and mother's switch to produce the condition emergence of contact failure.
Preferably, one end of the limiting sleeve, which is close to the limiting sliding groove, is communicated with the switch sleeve, and one end of the limiting sleeve, which is close to the sliding hole, is communicated with the guide pipe.
Preferably, one side of the limiting block, which is far away from the clamping groove, is fixedly connected with the side surface of the first piston, and the bottom of the card penetrates through the limiting sleeve and extends into the clamping groove.
(III) advantageous effects
The invention provides a driving power supply of an LED lamp with an overheat protection function. The method has the following beneficial effects:
(1) This kind of drive power supply of LED lamp with overheat protection function, after the inside power body of power shell produced the heat, the heat transmits to the heat-sink through the heat absorbing sheet inside, the inside radiating cylinder of heat-sink spreads the heat to the inside thermal expansion medium of heat-sink shell, the inside stop device of expansion promotion controlling means after the thermal expansion medium is heated, trigger switch device closes, can cut off being connected of power body and outside consumer, thereby close the power body, conveniently protect the power, avoid power overheat damage.
(2) This kind of drive power supply of LED lamp with overheat protection function is provided with the heat sink, and when the inside heat absorption piece that is provided with of heat sink, through this body coupling of heat absorption piece with the inside thermal expansion medium of heat sink, can transmit the heat on the power supply body to the thermal expansion medium inside fast to being heated of thermal expansion medium is not influenced by the inside air distribution of power supply housing, and the response is quick accurate more.
(3) This kind of drive power supply of LED lamp with overheat protection function, be provided with switching device, inside sub-switch and the female switch of being provided with of switching device, when the inside thermal expansion medium of heat sink begins to expand, promote first piston and remove, the first piston at switch sleeve both ends promotes sub-switch and female switch through the roof respectively and removes, thereby with sub-switch and female switch separation, power supply body promptly with outside consumer disconnection, can open and shut many times between the sub-switch that sets up and the female switch, make things convenient for repetitious usage, after the temperature reduces, first piston resets and can automatically take sub-switch and female switch to laminate once more, need not manual operation, high durability and convenient use.
(4) This kind of drive power supply of LED lamp with overheat protection function is provided with roof and the tight spring in top, and when first piston reset, sub-switch and female switch laminating to elasticity through the tight spring in top compresses tightly sub-switch and female switch together, can avoid contact failure between sub-switch and the female switch, uses safe and reliable more.
(5) This kind of drive power supply of LED lamp with overheat protection function is provided with stop device, receives the thermal expansion medium to promote and when removing when first piston, because the thermal expansion medium is heated after expansion pressure great, the displacement volume of the inside spacing spout control first piston of accessible stop device avoids first piston extrusion other components and parts, can protect first piston and switching device.
(6) This kind of drive power supply of LED lamp with overheat protection function, be provided with slide opening and second piston, when the inside pressure increase of limit sleeve, promote the second piston rebound, the second piston passes through the arc connection piece and drives the card rebound, when the inside pressure of limit sleeve reaches the certain degree, the card withdraws from the draw-in groove is inside, stopper and first piston can remove, just trigger switch device after can making the inside temperature of power supply housing reach the certain degree, and can make first piston quick travel under great pressure, avoid slow movement to lead to sub-switch and mother switch to produce the bad condition emergence of contact.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of a control device according to the present invention;
FIG. 3 is a schematic view of a heat sink according to the present invention;
FIG. 4 is a schematic view of the switch device of the present invention;
fig. 5 is a schematic structural view of the limiting device of the present invention.
In the figure: 1. power supply shell, 2, power supply body, 3, heat sink, 31, heat sink shell, 32, heat dissipation cylinder, 33, heat absorbing sheet, 4, controlling means, 41, switching device, 411, switch sleeve, 412, sub-switch, 413, female switch, 414, roof, 416, top spring, 417, connecting plate, 418, first piston, 42, stop device, 421, spacing sleeve, 422, spacing spout, 423, slide opening, 424, stopper, 425, draw-in groove, 426, second piston, 427, arc connection piece, 428, card, 5, pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
referring to fig. 1-3, the present invention provides a technical solution: a driving power supply of an LED lamp with an overheat protection function specifically comprises:
the power supply comprises a power supply shell 1, wherein a power supply body 2 is arranged in the power supply shell 1, and heat absorption devices 3 are arranged on two sides of the power supply body 2;
the control device 4 is arranged inside the power supply shell 1, and two ends of the control device 4 are communicated with the heat absorbing device 3 through the guide pipe 5;
the heat sink 3 includes:
a heat absorption shell 31, a heat dissipation cylinder 32 is arranged inside the heat absorption shell 31, a heat absorption sheet 33 is fixedly connected to the outer side of the heat dissipation cylinder 32, one end of the heat absorption sheet 33 far away from the heat dissipation cylinder 32 extends onto the power supply body 2 and is fixedly connected with the power supply body 2, and one end of the heat dissipation cylinder 32 is communicated with the control device 4 through a conduit 5;
the control device 4 includes:
the bottom of the switch device 41 is fixedly connected with the bottom of the inner wall of the power supply shell 1 through a fixed seat, two ends of the switch device 41 are both communicated with limit devices 42, and one end, away from the switch device 41, of each limit device 42 is communicated with the heat dissipation cylinder 32 through a guide pipe 5.
After the power body 2 inside the power housing 1 generates heat, the heat is transferred to the inside of the heat absorbing device 3 through the heat absorbing sheet 33, the heat dissipating cylinder 32 inside the heat absorbing device 3 disperses the heat into the thermal expansion medium inside the heat absorbing housing, the thermal expansion medium expands to push the limiting device 42 inside the control device 4 after being heated, the trigger switch device 41 is turned off, and then the connection between the power body 2 and the external electric equipment can be cut off, so that the power body 2 is turned off, the power is protected conveniently, and the heat absorbing device 3 is provided, when the heat absorbing device 3 is internally provided with the heat absorbing sheet 33, the thermal expansion medium inside the heat absorbing device 3 is connected with the power body 2 through the heat absorbing sheet 33, the heat on the power body 2 can be transferred to the inside of the thermal expansion medium quickly, the thermal expansion medium is not affected by the distribution of the air inside the power housing 1, and the response is quicker and more accurate.
Example two:
referring to fig. 1-4, the present invention provides a technical solution based on the first embodiment: switch device 41 includes switch sleeve 411, and switch sleeve 411 inner wall sliding connection has sub-switch 412 and female switch 413 respectively, and one side that sub-switch 412 and female switch 413 carried on the back all is connected with roof 414 through top tension spring 416 fixedly connected, and roof 414 keeps away from top tension spring 416 is connected with first piston 418 through connecting plate 417, and switch sleeve 411 both ends all communicate with stop device 42, and the one end that connecting plate 417 was kept away from to first piston 418 extends to inside stop device 42.
The switch device 41 is provided, the sub switch 412 and the mother switch 413 are arranged in the switch device 41, when a thermal expansion medium in the heat absorbing device 3 begins to expand, the first piston 418 is pushed to move, the first pistons 418 at two ends of the switch sleeve 411 respectively push the sub switch 412 and the mother switch 413 to move through the top plate 414, so that the sub switch 412 and the mother switch 413 are separated, because the sub switch 412 and the mother switch 413 are bridge beams connected between the power supply body 2 and external electric equipment, after the sub switch 412 is separated from the mother switch 413, the power supply body 2 is disconnected from the external electric equipment, the sub switch 412 and the mother switch 413 can be opened and closed for multiple times, multiple use is facilitated, after the temperature is reduced, the first piston 418 is reset, the sub switch 412 and the mother switch 413 can be automatically attached again, manual operation is not needed, the use is convenient, the top plate 414 and the jacking spring 416 are arranged, when the first piston 418 is reset, the sub switch 412 and the mother switch 413 are attached, contact between the sub switch 412 and the mother switch 413 can be avoided, and the use is safer and more reliable.
Example three:
referring to fig. 1-5, the present invention provides a technical solution based on the first embodiment and the second embodiment: stop device 42 includes stop sleeve 421, stop chute 422 and slide opening 423 have been seted up respectively to stop sleeve 421 inner wall, stop chute 422 inner wall sliding connection has stopper 424, draw-in groove 425 has been seted up at stopper 424 top, slide opening 423 inner wall sliding connection has second piston 426, second piston 426 one end extends to stop sleeve 421 outside and fixedly connected with arc connection piece 427 through slide opening 423, the one end fixedly connected with card 428 of second piston 426 is kept away from to arc connection piece 427, stop sleeve 421 is close to the one end and the switch sleeve 411 intercommunication of stop chute 422, the one end and the pipe 5 intercommunication that stop sleeve 421 is close to slide opening 423, one side and the first piston 418 side fixed connection that draw-in groove 425 were kept away from to stopper 424, card 428 bottom runs through stop sleeve 421 and extends to inside draw-in groove 425.
The limiting device 42 is arranged, when the first piston 418 is pushed by a thermal expansion medium to move, because the thermal expansion medium expands under high pressure after being heated, the displacement of the first piston 418 can be controlled through the limiting chute 422 in the limiting device 42, so that the first piston 418 is prevented from extruding other components, the first piston 418 and the switch device 41 can be protected, the sliding hole 423 and the second piston 426 are arranged, when the pressure in the limiting sleeve 421 is increased, the second piston 426 is pushed to move upwards, the second piston 426 drives the card 428 to move upwards through the arc-shaped connecting sheet 427, when the pressure in the limiting sleeve 421 reaches a certain degree, the card 428 is withdrawn from the clamping groove 425, the limiting block 424 and the first piston 418 can move, the switch device 41 can be triggered after the temperature in the power supply shell 1 reaches a certain degree, the first piston 418 can move quickly under high pressure, and the situation that the sub-switch 412 and the main switch 413 are in poor contact due to slow movement is avoided.
It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element described by the phrase "comprising a. -" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A driving power supply of an LED lamp with an overheat protection function specifically comprises:
the power supply comprises a power supply shell (1), wherein a power supply body (2) is arranged in the power supply shell (1), and heat absorption devices (3) are arranged on two sides of the power supply body (2);
the control device (4), the control device (4) is arranged in the power supply shell (1), and both ends of the control device (4) are communicated with the heat absorption device (3) through the guide pipe (5);
this drive power supply of LED lamp with overheat protection function's characterized in that: the heat sink (3) comprises:
the heat absorption device comprises a heat absorption shell (31), wherein a heat dissipation cylinder (32) is arranged inside the heat absorption shell (31), a heat absorption sheet (33) is fixedly connected to the outer side of the heat dissipation cylinder (32), one end, far away from the heat dissipation cylinder (32), of the heat absorption sheet (33) extends onto the power supply body (2) and is fixedly connected with the power supply body (2), and one end of the heat dissipation cylinder (32) is communicated with a control device (4) through a guide pipe (5);
the control device (4) comprises:
the bottom of the switch device (41) is fixedly connected with the bottom of the inner wall of the power supply shell (1) through a fixed seat, two ends of the switch device (41) are respectively communicated with a limiting device (42), and one end, far away from the switch device (41), of the limiting device (42) is communicated with the heat dissipation cylinder (32) through a guide pipe (5);
stop device (42) include stop sleeve (421), limit chute (422) and slide opening (423) have been seted up respectively to limit sleeve (421) inner wall, limit chute (422) inner wall sliding connection has stopper (424), draw-in groove (425) have been seted up at stopper (424) top, slide opening (423) inner wall sliding connection has second piston (426), second piston (426) one end extends to outside and fixedly connected with arc connection piece (427) of limit sleeve (421) through slide opening (423), one end fixedly connected with card (428) of second piston (426) are kept away from to arc connection piece (427).
2. The driving power supply of the LED lamp with the overheat protection function according to claim 1, wherein: the heat absorption shell is filled with liquid thermal expansion media, and the heat absorption sheets (33) are arranged in multiple groups and are uniformly distributed on the outer side of the heat dissipation cylinder (32).
3. The driving power supply of the LED lamp with the overheat protection function according to claim 1, wherein: the switch device (41) comprises a switch sleeve (411), the inner wall of the switch sleeve (411) is respectively connected with a sub switch (412) and a mother switch (413) in a sliding mode, one sides, back to each other, of the sub switch (412) and the mother switch (413) are fixedly connected with a top plate (414) through a jacking spring (416), and the top plate (414) is far away from the jacking spring (416) and is connected with a first piston (418) through a connecting plate (417).
4. The driving power supply of the LED lamp with the overheat protection function according to claim 3, wherein: both ends of the switch sleeve (411) are communicated with the limiting device (42), and one end, far away from the connecting plate (417), of the first piston (418) extends into the limiting device (42).
5. The driving power supply of the LED lamp with the overheat protection function according to claim 1, wherein: one end, close to the limiting sliding groove (422), of the limiting sleeve (421) is communicated with the switch sleeve (411), and one end, close to the sliding hole (423), of the limiting sleeve (421) is communicated with the guide pipe (5).
6. The driving power supply of the LED lamp with the overheat protection function according to claim 1, wherein: one side of the limiting block (424), which is far away from the clamping groove (425), is fixedly connected with the side face of the first piston (418), and the bottom of the clamping piece (428) penetrates through the limiting sleeve (421) and extends into the clamping groove (425).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110783290.1A CN113390070B (en) | 2021-07-12 | 2021-07-12 | Driving power supply of LED lamp with overheat protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110783290.1A CN113390070B (en) | 2021-07-12 | 2021-07-12 | Driving power supply of LED lamp with overheat protection function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113390070A CN113390070A (en) | 2021-09-14 |
| CN113390070B true CN113390070B (en) | 2022-10-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110783290.1A Active CN113390070B (en) | 2021-07-12 | 2021-07-12 | Driving power supply of LED lamp with overheat protection function |
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Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8011815B2 (en) * | 2008-11-24 | 2011-09-06 | Fu Zhun Precision Industry (Shen Zhen) Co., Ltd. | Light source device having heat dissipation module |
| GB201518480D0 (en) * | 2015-10-19 | 2015-12-02 | Aurora Ltd | Downlight with detachable electronic module |
| CN109066365A (en) * | 2018-09-17 | 2018-12-21 | 邵金容 | A kind of heat radiating type power distribution cabinet based on block chain technology |
| CN109163254A (en) * | 2018-09-28 | 2019-01-08 | 尤联资 | A kind of civil buildings calamity emergency luminaire |
| CN209449143U (en) * | 2018-12-21 | 2019-09-27 | 江苏一鸣节能科技有限公司 | A kind of great-power electromagnetic heating control cabinet |
| CN211788561U (en) * | 2020-02-27 | 2020-10-27 | 丁东旭 | A choke transformer |
| CN211858795U (en) * | 2020-03-14 | 2020-11-03 | 南安市商宏机械科技有限公司 | Lithium battery cover plate of new forms of energy |
| CN212084915U (en) * | 2020-03-21 | 2020-12-04 | 南安市硕丰机械科技有限公司 | Electronic information filtering device |
| CN211860662U (en) * | 2020-03-29 | 2020-11-03 | 吴青青 | Mounting structure of circuit board carried electronic device |
| CN213094201U (en) * | 2020-05-28 | 2021-04-30 | 成都超扬芯电子科技有限公司 | A 5G communication anti-interference band-stop filter |
| CN212960983U (en) * | 2020-08-24 | 2021-04-13 | 福州吉光照明有限公司 | Novel microwave LED radar response T8 lamp |
| CN212874375U (en) * | 2020-10-22 | 2021-04-02 | 福州诺特机电科技有限公司 | Matched wall-mounted circuit breaker |
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Effective date of registration: 20220920 Address after: 1st-3rd Floor, Building 35, Changxing Science and Technology Industrial Park, Changzhen Community, Yutang Street, Guangming District, Shenzhen, Guangdong 518000 Applicant after: SHENZHEN JIANSEN INDUSTRIAL Co.,Ltd. Address before: 312030 No. 768, Anchang Road, Keqiao District, Shaoxing City, Zhejiang Province Applicant before: Dong Jinhao |
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Denomination of invention: A Driving Power Supply for LED Lamps with Overheat Protection Function Effective date of registration: 20230808 Granted publication date: 20221011 Pledgee: Shenzhen Rural Commercial Bank Co.,Ltd. Guangming Sub branch Pledgor: SHENZHEN JIANSEN INDUSTRIAL Co.,Ltd. Registration number: Y2023980051219 |