CN215379629U

CN215379629U - Heat dissipation device of efficient LED driving module

Info

Publication number: CN215379629U
Application number: CN202121500200.5U
Authority: CN
Inventors: 沈长松; 赵德利; 温宁宁; 赵尚民; 伍建军
Original assignee: Nanjing Zhongdian Panda Magnetic Electrical Technology Co ltd; Shenzhen Cec Panda Zhansheng Technology Co ltd
Current assignee: Nanjing Zhongdian Panda Magnetic Electrical Technology Co ltd; Shenzhen Cec Panda Zhansheng Technology Co ltd
Priority date: 2021-07-02
Filing date: 2021-07-02
Publication date: 2021-12-31
Anticipated expiration: 2031-07-02

Abstract

The utility model discloses a heat dissipation device of a high-efficiency LED driving module, which comprises a base, wherein a heat dissipation box is installed at the top end of the base, a box door is hinged to one side of the heat dissipation box, a ventilation window is arranged at the bottom end of the outer side of the box door, a screen window net covers the outer side of the ventilation window, heat dissipation holes are formed in the top end of the outer side of the box door above the ventilation window, a dustproof net covers the outer sides of the heat dissipation holes, and an air inlet box is installed at one side of the heat dissipation box. According to the utility model, the backflow pipe, the straight pipe and the like are arranged, the water inlet pipe and the straight pipe are arranged in the mounting groove through the heat-conducting adhesive, the mounting is stable, so that the heat-conducting fins can be cooled efficiently, the cooling of the module main body can be accelerated, a proper amount of cooling water is injected into the water inlet pipe, the cooling water flows into the backflow pipe, so that the heat-conducting fins can be cooled, and the module main body can be cooled conveniently.

Description

Heat dissipation device of efficient LED driving module

Technical Field

The utility model relates to the technical field of garden equipment, in particular to a heat dissipation device of an efficient LED driving module.

Background

The LED light source has the advantages of small volume, simple installation and other excellent performances, at present, most LEDs are installed in batches, so that the light source is concentrated, the arrangement of LED lamps is concentrated, heat is easily accumulated, and an LED module is easily burnt out, so that the LED module needs to be radiated to ensure the service life of the module;

chinese patent publication No. CN202747288U discloses a heat dissipation device for LED module, including LED module, copper plate, copper pipe, main body rear cover and heat dissipation main body, the main body rear cover is fastened and fixed on the heat dissipation main body, the copper plate and the copper pipe are directly embedded in the heat dissipation main body, the copper plate and the copper pipe are tightly connected, the LED module includes LED and aluminum substrate, the LED module is installed on the copper plate, the utility model adopts advanced copper-aluminum combination technique, can quickly transfer the heat on the LED module to the heat dissipation main body and quickly dissipate it out, the structure is simple, the heat dissipation effect is good, the above-mentioned existing technical scheme has the following defects: among the above-mentioned prior art scheme, mainly dispel the heat to the LED module through the heat conductivity of copper, the radiating mode is comparatively single to the radiating efficiency is low, based on this, needs to propose further improvement.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a heat dissipation device of a high-efficiency LED driving module, which is used for solving the problem of low heat dissipation efficiency in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a high-efficient LED drive module's heat abstractor, includes the base, the heat dissipation case is installed on the top of base, and one side of heat dissipation case articulates there is the chamber door, the bottom in the chamber door outside is provided with the ventilation window, and the outside of ventilation window covers there is the window screen net, the top in the chamber door outside of ventilation window top is provided with the louvre, and the outside of louvre covers there is the dust screen, the air inlet case is installed to one side of heat dissipation case, the top of heat dissipation case is provided with protection machanism, the heat dissipation case is kept away from one side of air inlet case and is installed the fan housing, and the fan housing keeps away from one side of heat dissipation case and install the tuber pipe, the aspirator pump is installed to one side of heat dissipation case of fan housing below.

Preferably, the central point of the inside bottom of heat dissipation incasement portion puts the department and installs the water-collecting bucket, the inside of the heat dissipation case of water-collecting bucket top is provided with elevating system, the lead screw is installed on elevating system's top, and the outside of lead screw has cup jointed the connecting plate, one side that the lead screw was kept away from to the connecting plate is installed the thread bush, the central point on connecting plate top puts the department and installs the copper sheet, and the top of copper sheet installs the module main part, radiating fin is evenly installed in the outside of module main part, and radiating fin's the outside all evenly installs the screw, one side at the module main part back is provided with water cooling mechanism.

Preferably, the radiating fins are all designed in an S shape, and are distributed at equal intervals on one side of the module main body.

Preferably, a cooling fan is installed to one side of the inside of the air inlet box, the activated carbon rods are installed to one side of the inside of the air inlet box, which is far away from the cooling fan, the activated carbon rods are arranged in two groups in the inside of the air inlet box, and the filter screen is installed to one side of the activated carbon rods, which is far away from the cooling fan.

Preferably, elevating system includes elevator motor, and elevator motor sets up in the inside bottom of heat dissipation incasement portion, elevator motor's output passes through the shaft coupling and installs the main shaft, and the outside of main shaft has cup jointed the action wheel, the threaded rod is installed on the top of action wheel, the outside winding of action wheel has the track, the inside one side of keeping away from elevator motor of heat dissipation incasement portion is installed the connecting axle, and the top of connecting axle is connected with the bottom of lead screw, the outside cover of connecting axle is equipped with the belt pulley, and belt pulley and action wheel pass through the track and connect.

Preferably, the protection mechanism includes the extension board, and the extension board sets up in the both sides on heat dissipation case top, the connecting block is all installed to the bottom of extension board one side, and one side of connecting block all articulates there is the baffle, the spring beam is all installed to the bottom of baffle, and the spring beam keeps away from the one end of baffle and all is connected with one side on extension board top.

Preferably, the water-cooling mechanism includes the conducting strip, and the conducting strip sets up in one side at the module main part back, one side of conducting strip is provided with the mounting groove, and the internally mounted of mounting groove has the back flow, the internally mounted of mounting groove of back flow below has straight venturi tube, and the one end of straight venturi tube is connected with the one end of back flow, the inlet tube is installed to the one end of back flow, the outlet pipe is installed to the one end of straight venturi tube of inlet tube below.

Compared with the prior art, the utility model has the beneficial effects that: the heat dissipation device of the high-efficiency LED driving module not only facilitates water-cooling heat dissipation of the driving module, realizes the function of high heat dissipation efficiency, but also facilitates active heat dissipation and cooling of the driving module;

(1) through setting up back flow and straight venturi tube etc., inlet tube and straight venturi tube are installed in the mounting groove through the heat-conducting adhesive, the installation is firm, in order to carry on the high-efficient cooling to the conducting strip, thus help to accelerate the cooling of the module body, through pouring into the appropriate amount of cooling water into the inlet tube, the cooling water flows into the back flow, in order to cool the conducting strip, thus facilitate cooling to the module body, the back flow is the S-shaped design, can lengthen the flow time of the cold water, thus can lengthen the cooling time, namely raise the cooling efficiency, the cooling water flows into the straight venturi tube, help to enlarge the cooling area, in order to carry on the comprehensive cooling to the module body, make the module body cool down more fully;

(2) through having set up cooling fan, be convenient for blow in the air in toward the cooling box, so that blow the heat dissipation to the module main part, simultaneously through activated carbon rod and filter screen, so that impurity and peculiar smell in the air are taken out, ensure the cleanliness factor of air, simultaneously through elevator motor, so that main shaft and action wheel and track rotate in step, thereby be convenient for the threaded rod to slide in the lead screw and rotate, then be convenient for connecting plate and module main part to move to the outside of cooling box, help the module main part to carry out high-efficient heat dissipation cooling, thereby be convenient for prolong the life of module main part.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic cross-sectional front view of the present invention;

FIG. 3 is a schematic side view of the present invention;

FIG. 4 is a schematic structural diagram of the lifting mechanism of the present invention;

fig. 5 is a schematic structural diagram of the cooling mechanism of the present invention.

The reference numerals in the figures illustrate: 1. a base; 2. a heat dissipation box; 3. a ventilation window; 4. a screen window net; 5. a box door; 6. an air inlet box; 7. heat dissipation holes; 8. a dust screen; 9. a fan housing; 10. an air duct; 11. a getter pump; 12. a water collection barrel; 13. a lifting mechanism; 1301. a lifting motor; 1302. a main shaft; 1303. a driving wheel; 1304. a threaded rod; 1305. a crawler belt; 1306. a connecting shaft; 1307. a belt pulley; 14. a heat radiation fan; 15. an activated carbon rod; 16. a filter screen; 17. a protection mechanism; 1701. a support plate; 1702. a spring lever; 1703. a baffle plate; 1704. connecting blocks; 18. a lead screw; 19. a module body; 20. a heat dissipating fin; 21. a screw; 22. a connecting plate; 23. a threaded sleeve; 24. a water cooling mechanism; 2401. a heat conductive sheet; 2402. mounting grooves; 2403. a return pipe; 2404. a water inlet pipe; 2405. a water outlet pipe; 2406. a straight pipe; 25. a copper sheet.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without any inventive step, are within the scope of the present invention.

Referring to fig. 1-5, an embodiment of the present invention is shown: a heat dissipation device of a high-efficiency LED driving module comprises a base 1, wherein a heat dissipation box 2 is installed at the top end of the base 1;

a water collecting barrel 12 is arranged at the central position of the bottom end in the heat dissipation box 2, and a lifting mechanism 13 is arranged in the heat dissipation box 2 above the water collecting barrel 12;

the lifting mechanism 13 comprises a lifting motor 1301, the type of the lifting motor 1301 is Y90S-2, the lifting motor 1301 is connected with a mains supply through a wire, the lifting motor 1301 is arranged at the bottom end inside the heat dissipation box 2, the output end of the lifting motor 1301 is provided with a main shaft 1302 through a coupler, the outer side of the main shaft 1302 is sleeved with a driving wheel 1303, the top end of the driving wheel 1303 is provided with a threaded rod 1304, the outer side of the driving wheel 1303 is wound with a crawler 1305, one side, far away from the lifting motor 1301, inside the heat dissipation box 2 is provided with a connecting shaft 1306, the top end of the connecting shaft 1306 is connected with the bottom end of the lead screw 18, the outer side of the connecting shaft 1306 is sleeved with a belt pulley 1307, and the belt pulley 1307 and the driving wheel 1303 are connected through the crawler 1305;

specifically, as shown in fig. 2 and 4, when in use, the lifting motor 1301 sequentially drives the main shaft 1302 and the driving wheel 1303 to rotate, so as to drive the threaded rod 1304 and the lead screw 18 to synchronously rotate, and then drive the threaded sleeve 23 to do lifting movement, so as to push the module main body 19 out of the heat dissipation box 2, so that the module main body 19 is in contact with outside air, so that the module main body 19 can sufficiently dissipate heat, and thus the service life of the module main body 19 is prolonged;

screw 18 is installed on the top of elevating system 13, and connecting plate 22 has been cup jointed in the outside of screw 18, and threaded sleeve 23 is installed to one side that screw 18 was kept away from to connecting plate 22, and the central point department on connecting plate 22 top installs copper sheet 25, and module main part 19 is installed on the top of copper sheet 25, and radiating fin 20 is evenly installed in the outside of module main part 19, and radiating fin 20 is the S-shaped design, and radiating fin 20 is equidistant distribution in one side of module main part 19. The outer sides of the radiating fins 20 are uniformly provided with screws 21, and one side of the back surface of the module main body 19 is provided with a water cooling mechanism 24;

the water cooling mechanism 24 comprises a heat conducting fin 2401, the heat conducting fin 2401 is arranged on one side of the back surface of the module main body 19, one side of the heat conducting fin 2401 is provided with an installation groove 2402, a return pipe 2403 is installed inside the installation groove 2402 below the return pipe 2403, a straight pipe 2406 is installed inside the installation groove 2402 below the return pipe 2403, one end of the straight pipe 2406 is connected with one end of the return pipe 2403, one end of the return pipe 2403 is provided with a water inlet pipe 2404, and one end of the straight pipe 2406 below the water inlet pipe 2404 is provided with a water outlet pipe 2405;

specifically, as shown in fig. 2 and 4, when in use, the heat generated by the operation of the module main body 19 is conveniently led out through the S-shaped heat dissipation fins 20, so that the module main body 19 is convenient to dissipate heat, and meanwhile, the copper sheets 25 are installed at the bottom end of the module main body 19, so that the copper sheets 25 have super-strong heat conductivity, so that the heat generated by the operation of the base 1 is further led out, and the heat dissipation efficiency of the module main body 19 is accelerated;

specifically, as shown in fig. 2 and 4, when in use, the water inlet tube 2404 and the straight tube 2406 are installed in the installation groove 2402 through the heat conductive adhesive, and are stably installed, so as to efficiently cool the heat conductive sheet 2401, which is helpful for accelerating the cooling of the module main body 19, and by injecting a proper amount of cooling water into the water inlet tube 2404, the cooling water flows into the return tube 2403, so as to cool the heat conductive sheet 2401, which is convenient for cooling the module main body 19, and then the cooling water flows into the straight tube 2406, which is helpful for expanding the cooling area, so that the module main body 19 is cooled more sufficiently;

a box door 5 is hinged to one side of the heat dissipation box 2, a ventilation window 3 is arranged at the bottom end of the outer side of the box door 5, a screen window net 4 covers the outer side of the ventilation window 3, a heat dissipation hole 7 is arranged at the top end of the outer side of the box door 5 above the ventilation window 3, a dust screen 8 covers the outer side of the heat dissipation hole 7, and an air inlet box 6 is installed at one side of the heat dissipation box 2;

a heat dissipation fan 14 is installed on one side inside the air inlet box 6, the model of the heat dissipation fan 14 is LD121238HBL, the heat dissipation fan 14 is connected with commercial power through a lead, two groups of activated carbon rods 15 are installed on one side, far away from the heat dissipation fan 14, inside the air inlet box 6, the activated carbon rods 15 are arranged inside the air inlet box 6, and a filter screen 16 is installed on one side, far away from the heat dissipation fan 14, of the activated carbon rods 15;

specifically, as shown in fig. 1 and 2, when in use, the ventilation window 3 facilitates ventilation of the heat dissipation box 2, heat dissipation of the heat dissipation box 2 is facilitated through the heat dissipation holes 7, meanwhile, air is blown into the heat dissipation box 2 through the heat dissipation fan 14, so that air blowing and heat dissipation of the module body 19 are facilitated, and dust and peculiar smell in air are conveniently removed through the activated carbon rod 15 and the filter screen 16, so that air cleanliness is maintained;

the top end of the heat dissipation box 2 is provided with a protection mechanism 17;

the protection mechanism 17 comprises a support plate 1701, the support plate 1701 is arranged on two sides of the top end of the heat dissipation box 2, the bottom end of one side of the support plate 1701 is provided with a connecting block 1704, one side of the connecting block 1704 is hinged with a baffle 1703, the bottom end of the baffle 1703 is provided with a spring rod 1702, and one end of the spring rod 1702 far away from the baffle 1703 is connected with one side of the top end of the support plate 1701;

specifically, as shown in fig. 1 and 2, when in use, the module body 19 moves upward to push the baffle 1703 to move upward, the spring rod 1702 is compressed and contracted, and when the module body 19 moves reversely, the baffle 1703 is pushed to reset under the action of the elastic force of the spring rod 1702 to prevent dust from falling into the module body 19, so that the protection of the module body 19 is enhanced;

a fan cover 9 is arranged on one side of the heat dissipation box 2, which is far away from the air inlet box 6, an air pipe 10 is arranged on one side of the fan cover 9, which is far away from the heat dissipation box 2, an air suction pump 11 is arranged on one side of the heat dissipation box 2 below the fan cover 9, the type of the air suction pump 11 is JV-0.6/12.5, and the air suction pump 11 is connected with commercial power through a wire;

specifically, as shown in fig. 1, when the heat dissipation device is used, the air suction pump 11 is turned on, and hot air in the heat dissipation box 2 is conveniently drawn out through the air cover 9 and the air pipe 10, and meanwhile, the air flow inside the heat dissipation box 2 is conveniently accelerated, so that the heat dissipation efficiency of the heat dissipation device is improved.

The working principle is as follows: when the cooling box is used, firstly, hot air in the cooling box 2 can be emitted through the ventilation window 3, circulation of air in the cooling box 2 is ensured, dust is prevented from entering the cooling box 2 through the ventilation window 3, then the cooling fan 14 is turned on, cold air is blown into the cooling box 2 by the cooling fan 14, the blown air absorbs peculiar smell in the air through the activated carbon rod 15, solid particle impurities in the air are filtered through the filter screen 16, cold air is blown into the cooling box 2 to dissipate heat of the module main body 19, meanwhile, the hot air in the cooling box 2 is pumped out through the air pipe 10 and the air cover 9 by turning on the air suction pump 11, the flow rate of the cold air entering is accelerated while the air is pumped, and the heat dissipation is accelerated;

secondly, the copper sheet 25 is installed at the bottom end of the module main body 19, the copper sheet 25 has super-strong heat conductivity, heat generated by the operation of the base 1 can be further led out conveniently, meanwhile, the heat on the module main body 19 can be absorbed and led out by arranging a plurality of groups of radiating fins 20, the radiating efficiency of the module main body 19 is accelerated, then the lifting motor 1301 is turned on, the lifting motor 1301 sequentially drives the main shaft 1302 and the driving wheel 1303 to rotate, then drives the crawler 1305 and the connecting shaft 1306 to rotate, thereby driving the threaded rod 1304 and the lead screw 18 to synchronously rotate, then drives the connecting plate 22 to do lifting motion by the threaded sleeve 23, thereby driving the module main body 19 to move upwards, so as to move the module main body 19 to the outside of the radiating box 2, thereby facilitating the contact between the module main body 19 and outside air, facilitating the quick heat dissipation of the module main body 19, and simultaneously pushing the baffle 1703 to move upwards in the upward moving process of the module main body 19, the baffle 1703 turns upwards around the connecting block 1704, the spring rod 1702 is squeezed and contracted, after the module body 19 moves into the heat dissipation box 2, the baffle 1703 is pushed to reset under the action of the elastic force of the spring rod 1702, an outlet is blocked, dust is prevented from falling, and the protection of the module body 19 is enhanced;

finally, the door 5 is opened, a proper amount of cooling water is injected from the water inlet pipe 2404, the cooling water flows into the return pipe 2403, the heat conducting fins 2401 are cooled by heat spreading through the return pipe 2403, meanwhile, the cold water flows into the straight pipe 2406 along the return pipe 2403, the heat conducting fins 2401 are cooled comprehensively, cooling of the module body 19 is accelerated, and then the cold water flows out along the water outlet pipe 2405 and falls into the water collecting barrel 12.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a high-efficient LED drive module's heat abstractor, includes base (1), its characterized in that: the top end of the base (1) is provided with a heat dissipation box (2), one side of the heat dissipation box (2) is hinged with a box door (5), the bottom end of the outer side of the box door (5) is provided with a ventilation window (3), and the outer side of the ventilation window (3) is covered with a screen window net (4), the top end of the outer side of the box door (5) above the ventilation window (3) is provided with a heat dissipation hole (7), and the outer side of the heat dissipation hole (7) is covered with a dust screen (8), one side of the heat dissipation box (2) is provided with an air inlet box (6), a protection mechanism (17) is arranged at the top end of the heat dissipation box (2), a fan cover (9) is arranged on one side of the heat dissipation box (2) far away from the air inlet box (6), and an air pipe (10) is arranged on one side of the fan cover (9) far away from the heat dissipation box (2), and an air suction pump (11) is arranged on one side of the heat dissipation box (2) below the air cover (9).

2. The heat dissipation device of claim 1, wherein: the utility model discloses a cooling water tank, including heat dissipation case (2), lead screw (18) and connecting plate (22), the inside of heat dissipation case (2) of lead screw (18) top is provided with elevating system (13), lead screw (18) are installed on the top of elevating system (13), and the outside of lead screw (18) has cup jointed connecting plate (22), threaded sleeve (23) are installed to one side that lead screw (18) were kept away from in connecting plate (22), the central point on connecting plate (22) top is put the department and is installed copper sheet (25), and the top of copper sheet (25) installs module main part (19), radiating fin (20) are evenly installed in the outside of module main part (19), and all evenly install screw (21) in the outside of radiating fin (20), one side at the module main part (19) back is provided with water cooling mechanism (24).

3. The heat dissipation device of claim 2, wherein: the radiating fins (20) are all designed in an S shape, and the radiating fins (20) are distributed on one side of the module main body (19) at equal intervals.

4. The heat dissipation device of claim 1, wherein: radiator fan (14) are installed to inside one side of air inlet case (6), activated carbon rod (15) are installed to the inside one side of keeping away from radiator fan (14) of air inlet case (6), and activated carbon rod (15) are provided with two sets ofly in air inlet case (6) inside, filter screen (16) are installed to one side that radiator fan (14) were kept away from in activated carbon rod (15).

5. The heat dissipation device of claim 2, wherein: elevating system (13) include elevating motor (1301), and elevating motor (1301) set up in the inside bottom of heat dissipation case (2), main shaft (1302) is installed through the shaft coupling to the output of elevating motor (1301), and the outside of main shaft (1302) has cup jointed drive wheel (1303), threaded rod (1304) are installed to the top of drive wheel (1303), the outside winding of drive wheel (1303) has track (1305), inside one side of keeping away from elevating motor (1301) of heat dissipation case (2) is installed connecting axle (1306), and the top of connecting axle (1306) is connected with the bottom of lead screw (18), the outside cover of connecting axle (1306) is equipped with belt pulley (1307), and belt pulley (1307) and drive wheel (1303) are connected through track (1305).

6. The heat dissipation device of claim 1, wherein: protection machanism (17) include extension board (1701), and extension board (1701) set up in the both sides on heat dissipation case (2) top, connecting block (1704) are all installed to the bottom of extension board (1701) one side, and one side of connecting block (1704) all articulates there is baffle (1703), spring rod (1702) are all installed to the bottom of baffle (1703), and the one end that baffle (1703) were kept away from in spring rod (1702) all is connected with one side on extension board (1701) top.

7. The heat dissipation device of claim 2, wherein: water-cooling mechanism (24) include conducting strip (2401), and conducting strip (2401) sets up in one side at module main part (19) back, one side of conducting strip (2401) is provided with mounting groove (2402), and the internally mounted of mounting groove (2402) has back flow (2403), the internally mounted of mounting groove (2402) of back flow (2403) below has straight venturi tube (2406), and the one end of straight venturi tube (2406) is connected with the one end of back flow (2403), inlet tube (2404) are installed to the one end of back flow (2403), outlet pipe (2405) are installed to the one end of straight venturi tube (2406) of inlet tube (2404) below.