CN112930047B

CN112930047B - LED driving power supply with strong overvoltage and overcurrent protection

Info

Publication number: CN112930047B
Application number: CN202110213761.5A
Authority: CN
Inventors: 华前斌; 华涛
Original assignee: Tongling Maxwell Technology Co ltd
Current assignee: Tongling Maxwell Technology Co ltd
Priority date: 2021-02-26
Filing date: 2021-02-26
Publication date: 2022-09-02
Anticipated expiration: 2041-02-26
Also published as: CN112930047A

Abstract

The invention discloses an LED driving power supply with strong overvoltage and overcurrent protection, which comprises a protection mechanism, wherein a sealing mechanism is arranged at the top of the protection mechanism, a heat dissipation mechanism is arranged on the outer surface wall of the top of the protection mechanism, the protection mechanism comprises a mechanism shell, and a circular through hole is formed in one side of the mechanism shell. In the invention, in use, the sealing plate is controlled through the supporting rod, the rubber block is attached to the first screw to prevent rainwater from entering the interior of the equipment, the rubber ball is clamped with the heat dissipation port, the rubber plate is clamped with the rectangular groove to protect the rainwater layer by layer from the heat dissipation port, the rainwater is prevented from entering the interior of the equipment from the heat dissipation port through a gap formed by closing the protection mechanism and the sealing mechanism, so that the device is damaged, the concave pad is clamped with the first convex block, the second convex block is clamped with the second groove, the rainwater is prevented from entering the gap between the protection mechanism and the heat dissipation mechanism, and the safety of the equipment is improved.

Description

LED driving power supply with strong overvoltage and overcurrent protection

Technical Field

The invention belongs to the technical field of LED driving power supplies, and particularly relates to an LED driving power supply with strong overvoltage and overcurrent protection.

Background

At present, when the LED driving power supply is in use, especially the external LED driving power supply, because the contact device is outside and is outdoors, the attention on waterproofing needs to be paid, however, the existing external LED driving power supply mostly adopts other objects to shield or directly makes the LED driving power supply into a sealing device on the aspect of waterproofing, although the waterproofing aspect is very high, the phenomenon that the LED driving power supply generates heat in work is inevitable, which leads to the fact that the existing sealed LED driving power supply is in use, the heat can not be dissipated, the work efficiency of the LED driving power supply is reduced, and the risk of damage is accompanied, if the LED driving power supply is damaged, the whole device is possibly damaged, a large amount of economic loss is caused, and the potential safety hazard is also possibly caused.

Disclosure of Invention

The invention aims to: in using, control the closing plate through the bracing piece, it is attached with first screw through the block rubber, prevent that the rainwater from getting into inside the equipment, through rubber ball and thermovent block, through rubber slab and rectangular channel block, make the rainwater protect from thermovent department layer upon layer, prevent that the rainwater from getting into the inside of equipment from the thermovent through protection mechanism and the closed gap department of closing mechanism, thereby lead to the device to damage, carry out the block through spill pad and first lug, carry out the card and through second lug and second recess, prevent that the rainwater from getting into from protection mechanism and thermovent's gap department, improve equipment's security.

The technical scheme adopted by the invention is as follows: a strong overvoltage and overcurrent protection LED driving power supply comprises a protection mechanism, wherein a sealing mechanism is installed at the top of the protection mechanism, a heat dissipation mechanism is installed on the outer surface wall of the top of the protection mechanism, the protection mechanism comprises a mechanism shell, a circular through hole is formed in one side of the mechanism shell, a first rotating rod is rotatably connected to the inner wall of the circular through hole, a support plate is welded between the inner walls of the two sides of the mechanism shell, a turbine is fixedly sleeved on the outer side of the first rotating rod, two fixing plates are welded at the bottom of the support plate, a worm rod is rotatably connected between one sides of the two fixing plates through a bearing, the two ends of the worm rod rotatably penetrate through the outer parts of the fixing plates, fixing rods are welded at the two ends of the worm rod, and one ends of the two fixing rods, which are far away from the worm rod, are respectively rotatably connected with the inner walls of the two sides of the mechanism shell through bearings, the end, away from the mechanism shell, of the first rotating rod is welded with a rotating disc, the top of the supporting plate is provided with a protective shell, the inner wall of the protective shell is provided with a driving body, the bottom of the supporting plate is welded with two baffles, one side of each fixed plate is welded with one side of each baffle, one end, away from the rotating disc, of the first rotating rod is rotatably connected with one side of each baffle through a bearing, the inner walls, close to the mechanism shell, of the two sides between one sides of the two baffles are rotatably connected with second rotating rods through bearings, the two ends of each second rotating rod are rotatably penetrated to the outer parts of the baffles, one ends, away from the first rotating rod, of the two second rotating rods are welded with connecting rods, one ends, away from the second rotating rods, of the two connecting rods are rotatably connected with the inner wall of one side of the mechanism shell through bearings, and the inner walls, close to the two sides, of the top of the mechanism shell, of the supporting plate are provided with two circular through holes, the inner walls of the two circular through holes are rotatably connected with threaded rods, limiting plates are welded at four corners inside the mechanism shell, circular through holes are formed in the tops of the four limiting plates, limiting rods are slidably connected with the inner walls of the four circular through holes, threaded plates are welded between the tops of the four limiting rods, rectangular through holes matched with the protective shell are formed in the tops of the threaded plates, the inner walls of the rectangular through holes are slidably connected with the outer side of the protective shell, two threaded through holes matched with the threaded rods are formed in the tops of the threaded plates, the inner walls of the two threaded through holes are respectively in threaded connection with the outer sides of the two threaded rods, two supporting rods are welded at the positions, close to the edges of two sides, of the tops of the threaded plates, penetrate through the outside of the mechanism shell in a sliding mode, the tops of the two threaded rods are rotatably connected with the top surface inside the mechanism shell through bearings, the two sides of the protection shell are respectively provided with a connecting pipe, the outer sides of the two connecting pipes are respectively fixedly sleeved with a first sealing block, the opposite sides of the two first sealing blocks are respectively fixedly connected with the outer side of the protection shell, the opposite ends of the two connecting pipes are respectively penetrated to the outer part of the mechanism shell, the outer sides of the two connecting pipes far away from the mechanism shell are respectively fixedly sleeved with a second sealing block, the opposite sides of the two second sealing blocks are respectively fixedly connected with the outer side of the mechanism shell, the top ends of the four supporting rods are respectively fixedly sleeved with a rubber pipe, the top parts of the mechanism shell are respectively provided with a first lug near the edge of the two sides, the top parts of the two mechanism shells are respectively welded with a second lug near the edge of the two first lugs, the two ends of the worm rod are respectively fixedly sleeved with a first conical gear, and one end of the two second rotating rods is respectively fixedly sleeved with a second conical gear, and first conical gear and second conical gear meshing are connected, two the fixed cover in the outside of second bull stick is equipped with third conical gear, two the bottom of threaded rod is all fixed the cover and is equipped with fourth conical gear, third conical gear and fourth conical gear meshing are connected.

The heat dissipation mechanism comprises a heat dissipation cover, wherein the top of the heat dissipation cover is close to edges of two sides and is provided with threaded through holes, first screws are sleeved on the inner walls of the two threaded through holes in a threaded mode, and the top of the mechanism shell is fixedly connected with the heat dissipation cover through the two first screws.

The first rubber pads are slidably sleeved on the outer sides of the two first screws, and the first protection plates are slidably sleeved on the outer sides of the two first screws close to the tops of the first rubber pads.

First grooves are formed in the bottom of the heat dissipation cover close to edges of two sides, the inner wall of each first groove is attached with a concave pad, the inner wall of each concave pad is connected with the outer wall of the corresponding first lug in a sliding mode, two second grooves are formed in the bottom of the heat dissipation cover close to the edge of the corresponding first groove, and the inner walls of the second grooves are connected with the outer wall of the corresponding second lug in a sliding mode.

The top of the heat dissipation cover is provided with a plurality of heat dissipation ports, and the edges, close to the plurality of heat dissipation ports, of the top of the heat dissipation cover are provided with four rectangular grooves.

The sealing mechanism comprises a sealing plate, the top of the sealing plate is provided with fixing grooves close to four corners, the inner walls of the four fixing grooves are connected with second screws in a sliding mode, and the top ends of the four supporting rods are fixedly connected with the sealing plate through the second screws.

The outer sides of the four second screws are all slidably sleeved with second rubber pads, and the outer sides of the four second screws, close to the tops of the second rubber pads, are slidably sleeved with second protective plates.

Two and first screw assorted rubber blocks are installed to the bottom of closing plate, and the bottom of rubber block is attached with the top of first screw, four and rectangular channel assorted rubber slabs are installed to the bottom of closing plate, the inner wall of rectangular channel and the outside sliding connection of rubber slab, a plurality of and thermovent assorted rubber balls are installed to the bottom of closing plate, the inner wall of thermovent and the outside sliding connection of rubber ball.

In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:

1. in the invention, when raining, the whole device needs to be sealed, the turntable is rotated, the first rotating rod is driven to rotate through the rotation of the turntable, the two ends of the worm is fixed through the fixed rod, the situation that the two ends of the worm are deviated to cause the device to be incapable of normally operating and further cause the device to be damaged is prevented, the second rotating rod is driven to rotate through the rotation of the second bevel gear, the second rotating rod is prevented from being deviated through the baffle plate and further cause the device to be incapable of normally operating, the stability of the device is improved, the connecting rod is used for preventing the second bevel gear from being deviated in the rotation and further cause the second rotating rod to be incapable of rotating, so that the device is damaged, the threaded rod is limited through the supporting plate and the protective shell can be supported, the stability of the device is improved, one corner of four limiting plates is attached to the corner of the mechanism shell, so that the mechanism of the limiting plates is more stable, and can carry on spacingly to the gag lever post, can only reciprocate, improve equipment's work efficiency, four gag lever posts support the threading board, thereby prevent that one side of threading board from taking place the skew, lead to the device to take place to damage, be connected through threaded rod and threading board meshing, thereby make the threading board can only reciprocate, and the inner wall of threading board and protective housing's outer wall sliding connection, thereby can carry on spacingly to protective housing, it moves to drive the threading board through the threaded rod rotation, thereby it seals the mechanism shell to drive the bracing piece through the bracing piece removal through the threading board removal, thereby prevent that rainy day rainwater from getting into wherein, lead to the device to damage, the potential safety hazard takes place.

2. According to the invention, the sealing mechanism is moved upwards by rotating the turntable, rainwater is prevented from entering from a gap between the protection mechanism and the sealing mechanism through the rubber block, and then reaches the first screw, so that the first screw is oxidized, and is clamped with the rectangular groove through the rubber plate, so that the rainwater is prevented from continuously moving at the connecting gap between the sealing mechanism and the protection mechanism, and thus, the safety of the equipment is improved.

3. In the invention, when the driving main body is damaged, the second screw is opened, rainwater is prevented from entering the second screw through the second rubber pad, the thread part of the second screw is prevented from being oxidized, so that the second screw is damaged and cannot be dismounted, when the second screw is rotated through the second protective disc, the second rubber pad is protected, the second rubber pad is prevented from being abraded and damaged, the sealing mechanism can be taken out after the second screw is taken down, the first screw is opened, rainwater is prevented from entering the first screw through the first rubber pad, the thread part of the first screw is prevented from being oxidized, so that the first screw is damaged and cannot be dismounted, when the first screw is rotated through the first protective disc, the first rubber pad is protected, the first rubber pad is prevented from being abraded and damaged, and rainwater is prevented from entering the device through the gap between the heat dissipation mechanism and the protective mechanism through the first groove and the concave pad, carry out the secondary through second recess and second lug and protect, make improve equipment's stability, improve equipment's stability and work efficiency.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a side cross-sectional view of the protection mechanism of the present invention;

FIG. 3 is a cross-sectional view of the protection mechanism of the present invention;

FIG. 4 is an enlarged view of portion A of FIG. 3 in accordance with the present invention;

FIG. 5 is a cross-sectional view of the heat dissipation mechanism of the present invention;

FIG. 6 is a top view of the heat dissipation mechanism of the present invention;

FIG. 7 is an enlarged view of portion B of FIG. 5 in accordance with the present invention;

FIG. 8 is a cross-sectional view of a second screw of the present invention;

fig. 9 is a perspective sectional view of a support bar of the present invention.

The mark in the figure is: 1. a protection mechanism; 101. a mechanism housing; 102. a support plate; 103. a first rotating lever; 104. a turbine; 105. a fixing plate; 106. a scroll bar; 107. a fixing rod; 108. a turntable; 109. a protective housing; 1010. a baffle plate; 1011. a second rotating rod; 1012. a connecting rod; 1013. a threaded rod; 1014. a limiting plate; 1015. a limiting rod; 1016. a thread plate; 1017. a support bar; 1018. a first seal block; 1019. a connecting pipe; 1020. a second seal block; 1021. a rubber tube; 1022. a first bump; 1023. a second bump; 1024. a first bevel gear; 1025. a second bevel gear; 1026. a third bevel gear; 1027. a fourth bevel gear; 1028. a drive body; 2. a sealing mechanism; 201. a sealing plate; 202. fixing grooves; 203. a second screw; 204. a second rubber pad; 205. a second protective disk; 206. a rubber block; 207. a rubber ball; 208. a rubber plate; 3. a heat dissipation mechanism; 301. a heat dissipation cover; 302. a first screw; 303. a first rubber pad; 304. a first protection disk; 305. a first groove; 306. a concave pad; 307. a rectangular groove; 308. a second groove; 309. and a heat dissipation port.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example one, with reference to fig. 1-3 and 9: a strong overvoltage and overcurrent protection LED driving power supply comprises a protection mechanism 1, a sealing mechanism 2 is installed at the top of the protection mechanism 1, a heat dissipation mechanism 3 is installed on the outer surface wall of the top of the protection mechanism 1, the protection mechanism 1 comprises a mechanism shell 101, a circular through hole is formed in one side of the mechanism shell 101, the inner wall of the circular through hole is rotatably connected with a first rotating rod 103, a supporting plate 102 is welded between the inner walls of the two sides of the mechanism shell 101, a turbine 104 is fixedly sleeved on the outer side of the first rotating rod 103, two fixing plates 105 are welded at the bottom of the supporting plate 102, a worm 106 is rotatably connected between one sides of the two fixing plates 105 through a bearing, the two ends of the worm 106 are rotatably penetrated to the outer part of the fixing plates 105, fixing rods 107 are welded at the two ends of the worm 106, one ends of the two fixing rods 107, which are far away from the worm 106, are rotatably connected with the inner walls of the two sides of the mechanism shell 101 through the bearing respectively, the end, far away from the mechanism shell 101, of the first rotating rod 103 is welded with a rotating disc 108, the top of the supporting plate 102 is provided with a protective shell 109, the inner wall of the protective shell 109 is provided with a driving body 1028, the bottom of the supporting plate 102 is welded with two baffles 1010, one side of each fixing plate 105 is welded with one side of each baffle 1010, one end, far away from the rotating disc 108, of the first rotating rod 103 is rotatably connected with one side of each baffle 1010 through a bearing, the inner walls, near the mechanism shell 101, of the two sides between the two sides of the two baffles 1010 are rotatably connected with second rotating rods 1011 through bearings, the two ends of each second rotating rod 1011 rotatably penetrate through the outer parts of the corresponding baffles 1010, one ends, far away from the first rotating rod 103, of the two second rotating rods 1012 are welded with connecting rods 1012, one ends, far away from the second rotating rods 1011, of the two connecting rods 1012 are rotatably connected with the inner wall of one side of the mechanism shell 101 through bearings, two circular through holes are formed in the inner walls, near the two sides of the mechanism shell 101, of the top of the supporting plate 102, and the inner walls of the two circular through holes are rotatably connected with threaded rods 1013, limiting plates 1014 are welded at four corners inside the mechanism housing 101, circular through holes are formed at the tops of the four limiting plates 1014, the inner walls of the four circular through holes are slidably connected with limiting rods 1015, threaded plates 1016 are welded between the tops of the four limiting rods 1015, rectangular through holes matched with the protective housing 109 are formed at the tops of the threaded plates 1016, the inner walls of the rectangular through holes are slidably connected with the outer side of the protective housing 109, two threaded through holes matched with the threaded rods 1013 are formed at the tops of the threaded plates 1016, the inner walls of the two threaded through holes are respectively in threaded connection with the outer sides of the two threaded rods 1013, two support rods 1017 are welded at the tops of the threaded plates 1016, which are close to the edges of the two sides, the tops of the four support rods 1017 slidably penetrate through the outside of the mechanism housing 101, the tops of the two threaded rods 1013 are rotatably connected with the top surface inside the mechanism housing 101 through bearings, connecting pipes 1019 are respectively installed on two sides of the protective casing 109, first sealing blocks 1018 are fixedly sleeved on the outer sides of the two connecting pipes 1019, opposite sides of the two first sealing blocks 1018 are fixedly connected with the outer side of the protective casing 109, opposite ends of the two connecting pipes 1019 penetrate through the outer side of the mechanism casing 101, second sealing blocks 1020 are fixedly sleeved on the outer sides of the two connecting pipes 1019 far away from the mechanism casing 101, opposite sides of the two second sealing blocks 1020 are fixedly connected with the outer side of the mechanism casing 101, rubber pipes 1021 are fixedly sleeved on the top ends of the four supporting rods 1017, first convex blocks 1022 are respectively installed on the top of the mechanism casing 101 close to the edges of the two sides, second convex blocks 1023 are welded on the top of the two mechanism casings 101 close to the edges of the two first convex blocks 1022, first bevel gears 1011 are fixedly sleeved on two ends of the scroll bar 106, second bevel gears 1025 are fixedly sleeved on one ends of the two second scroll bars, the first bevel gear 1024 is meshed with the second bevel gear 1025, the third bevel gear 1026 is fixedly sleeved outside the two second rotating rods 1011, the fourth bevel gear 1027 is fixedly sleeved at the bottom ends of the two threaded rods 1013, the third bevel gear 1026 is meshed with the fourth bevel gear 1027, when raining occurs, the whole device needs to be sealed, the rotating disc 108 is rotated, the rotating disc 108 rotates to drive the first rotating rod 103 to rotate, the first rotating rod 103 rotates to drive the turbine 104 to rotate, the turbine 104 rotates to drive the scroll rod 106 to rotate, the scroll rod 106 rotates to drive the first bevel gear 1024 to rotate, the second bevel gear 1025 rotates to drive the second bevel gear 1025 to rotate, the fixing rod 107 is arranged to fix the two ends of the scroll rod 106, the situation that the two ends of the scroll rod 106 shift to cause the device to operate abnormally and cause the device to be damaged is prevented, and the second rotating rod 1011 rotates to drive the second rotating rods 1025 through the rotation of the second bevel gear, the baffle 1010 is arranged to prevent the second rotating rod 1011 from deviating to cause the device to be incapable of being used normally, so that the structure of the equipment is stable, the connecting rod 1012 is arranged to prevent the second bevel gear 1025 from deviating in rotation to cause the second rotating rod 1011 to be incapable of rotating, so that the device is damaged, the second rotating rod 1011 rotates to drive the third bevel gear 1026 to rotate, the third bevel gear 1026 rotates to drive the fourth bevel gear 1027 to rotate, the fourth bevel gear 1027 rotates to drive the threaded rod 1013 to rotate, the supporting plate 102 is arranged to limit the threaded rod 1013 and support the protective shell 109, so that the stability of the equipment is improved, one corner of the four limiting plates 1014 is attached to the corner of the mechanism shell 101, so that the mechanism of the limiting plate 1014 is more stable, the limiting rod 1015 can be limited to only move up and down, and the working efficiency of the equipment is improved, the four limit rods 1015 support the threaded plate 1016 to prevent one side of the threaded plate 1016 from shifting, which results in damage to the device, the threaded plate 1013 is engaged with the threaded plate 1016 to enable the threaded plate 1016 to move only up and down, the inner wall of the threaded plate 1016 is slidably connected with the outer wall of the protective housing 109 to limit the protective housing 109, the threaded plate 1016 is driven to move by rotation of the threaded rod 1013, the support rod 1017 is driven by movement of the threaded plate 1016 to move through the support rod 1017 to enable the sealing mechanism 2 to seal the mechanism housing 101, which prevents rainwater from entering the mechanism housing 101 in rainy days to cause damage to the device, the first sealing block 1018 and the second sealing block 1020 seal the gap at the connecting pipe 1019 to prevent rainwater from entering the gap, thereby improving the working efficiency of the device, the rubber tube 1021 is arranged, when the support rod 1017 is retracted, the rubber tube 1021 is also retracted to the inner wall of the mechanism case 101, thereby improving the sealing performance of the apparatus and the working efficiency of the apparatus.

Example two, with reference to fig. 1, 3-4 and 8-9: the heat dissipation mechanism 3 comprises a heat dissipation cover 301, a plurality of heat dissipation ports 309 are formed in the top of the heat dissipation cover 301, four rectangular grooves 307 are formed in the top of the heat dissipation cover 301, the edges, close to the plurality of heat dissipation ports 309, of the top of the heat dissipation cover 301, the sealing mechanism 2 comprises a sealing plate 201, two rubber blocks 206 matched with the first screws 302 are installed at the bottom of the sealing plate 201, the bottom of each rubber block 206 is attached to the top of the corresponding first screw 302, four rubber plates 208 matched with the rectangular grooves 307 are installed at the bottom of the sealing plate 201, the inner walls of the rectangular grooves 307 are in sliding connection with the outer sides of the rubber plates 208, a plurality of rubber balls 207 matched with the heat dissipation ports 309 are installed at the bottom of the sealing plate 201, the inner walls of the heat dissipation ports 309 are in sliding connection with the outer sides of the rubber balls 207, the sealing mechanism 2 is moved upwards by rotating a turntable 108, the rubber blocks 206 are arranged so as to prevent rainwater from entering from gaps between the protection mechanism 1 and the sealing mechanism 2, thereby reach first screw 302 department, thereby lead to first screw 302 oxidation, block through rubber slab 208 and rectangular channel 307, thereby can prevent that the rainwater from continuing to remove in closing mechanism 2 and protection machanism 1's joint gap department, thereby improve equipment's security, block through rubber ball 207 and thermovent 309 block, thereby strengthen equipment's waterproof nature again, improve equipment's security, when closing mechanism 2 moves upwards, thereby make rubber block 206, rubber ball 207 and rubber slab 208 remove, thereby make thermovent 309 begin work, improve equipment's work efficiency.

Example three, with reference to fig. 1, 3 and 5-7: the top of the heat dissipation cover 301 close to the two side edges is provided with screw through holes, the inner walls of the two screw through holes are both in threaded sleeve connection with first screws 302, the top of the mechanism shell 101 is fixedly connected with the two first screws 302, the outer sides of the two first screws 302 are slidably sleeved with first rubber pads 303, the outer sides of the two first screws 302 close to the top of the first rubber pads 303 are slidably sleeved with first protective plates 304, the bottom of the heat dissipation cover 301 close to the two side edges is provided with first grooves 305, the inner walls of the two first grooves 305 are both attached with concave pads 306, the inner walls of the concave pads 306 are slidably connected with the outer walls of the first lugs 1022, the bottom of the heat dissipation cover 301 close to the edges of the first grooves 305 is provided with two second grooves 308, the inner walls of the two second grooves 308 are slidably connected with the outer walls of the second lugs 1023, the top of the sealing plate 201 close to four corners is provided with fixing grooves 202, the inner walls of the four fixing grooves 202 are all connected with second screws 203 in a sliding mode, the top ends of the four support rods 1017 are fixedly connected with the sealing plate 201 through the second screws 203, the outer sides of the four second screws 203 are all sleeved with second rubber pads 204 in a sliding mode, the outer sides of the four second screws 203 close to the tops of the second rubber pads 204 are sleeved with second protective plates 205 in a sliding mode, when the driving body 1028 is damaged, the second screws 203 are opened, the second rubber pads 204 are arranged to prevent rainwater from entering the second rubber pads, so that the thread positions of the second screws 203 are oxidized, the second screws 203 are damaged and cannot be dismounted, when the second screws 203 rotate, the second rubber pads 204 can be protected, the second rubber pads 204 are prevented from being damaged due to abrasion, and the sealing mechanism 2 can be taken out after the second screws 203 are taken out, open first screw 302 this moment, first rubber pad 303 sets up in order to prevent that the rainwater from getting into wherein, thereby lead to first screw 302's screw thread department to take place oxidation, thereby lead to first screw 302 to take place to damage, thereby can't demolish, first rubber pad 303 can be protected when first screw 302 rotates in the setting of first protection dish 304, prevent that first rubber pad 303 from taking place wearing and tearing and leading to damaging, first recess 305 and concave pad 306 can prevent that the rainwater from getting into the device inside from the gap of heat dissipation mechanism 3 and protection mechanism 1, second recess 308 and second lug 1023 carry out the secondary protection, not only improve equipment's stability, and can carry out the secondary protection, improve equipment's stability and work efficiency.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a strong excessive pressure overcurrent protection's LED drive power supply, includes protection mechanism (1), its characterized in that: close mechanism (2) are installed at the top of protection mechanism (1), heat dissipation mechanism (3) are installed to the top exterior wall of protection mechanism (1), protection mechanism (1) is including constructing shell (101), circular through-hole has been seted up to one side of mechanism shell (101), and the inner wall of circular through-hole rotates and is connected with first bull stick (103), welding has backup pad (102) between the both sides inner wall of mechanism shell (101), the fixed cover in outside of first bull stick (103) is equipped with turbine (104), the bottom welding of backup pad (102) has two fixed plates (105), two rotate through the bearing between one side of fixed plate (105) and be connected with worm (106), the both ends of worm (106) all rotate the outside of running through to fixed plate (105), dead lever (107) have all been welded at the both ends of worm (106), One end, far away from the scroll bar (106), of each of the two fixing rods (107) is rotatably connected with inner walls of two sides of the mechanism shell (101) through a bearing, one end, far away from the mechanism shell (101), of the first rotating rod (103) is welded with a rotating disc (108), the top of the supporting plate (102) is provided with a protective shell (109), the inner wall of the protective shell (109) is provided with a driving body (1028), the bottom of the supporting plate (102) is welded with two baffles (1010), one sides of the two fixing plates (105) are welded with one sides of the baffles (1010), one end, far away from the rotating disc (108), of the first rotating rod (103) is rotatably connected with one side of each baffle (1010) through a bearing, the inner walls, near the two sides of the mechanism shell (101) between one sides of the two baffles (1010) are rotatably connected with second rotating rods (1011) through bearings, and two ends of the second rotating rods (1011) are rotatably penetrated to the outside of the baffles (1010), one end of each of the two second rotating rods (1011) far away from the first rotating rod (103) is welded with a connecting rod (1012), one end of each of the two connecting rods (1012) far away from the second rotating rod (1011) is rotationally connected with the inner wall of one side of the mechanism shell (101) through a bearing, two circular through holes are formed in the inner walls, close to the mechanism shell (101), of the top of the supporting plate (102), threaded rods (1013) are rotationally connected to the inner walls of the two circular through holes, limiting plates (1014) are welded at four corners inside the mechanism shell (101), circular through holes are formed in the tops of the four limiting plates (1014), limiting rods (1015) are slidably connected to the inner walls of the four circular through holes, threaded plates (1016) are welded between the tops of the four limiting rods (1015), and rectangular through holes matched with the protective shell (109) are formed in the tops of the threaded plates (1016), the inner wall of the rectangular through hole is slidably connected with the outer side of the protective shell (109), two threaded through holes matched with the threaded rods (1013) are formed in the top of the threaded plate (1016), the inner walls of the two threaded through holes are respectively in threaded connection with the outer sides of the two threaded rods (1013), two support rods (1017) are welded on the top of the threaded plate (1016) close to the edges of the two sides, the tops of the four support rods (1017) penetrate through the outer portion of the mechanism shell (101) in a sliding mode, the tops of the two threaded rods (1013) are rotatably connected with the inner top surface of the mechanism shell (101) through bearings, connecting pipes (1019) are mounted on the two sides of the protective shell (109), first sealing blocks (1018) are fixedly sleeved on the outer sides of the two connecting pipes (1019), and the opposite sides of the two first sealing blocks (1018) are fixedly connected with the outer side of the protective shell (109), the two opposite ends of the connecting pipes (1019) penetrate through the outside of the mechanism shell (101), the two connecting pipes (1019) are fixedly sleeved with second sealing blocks (1020) on the outer side far away from the mechanism shell (101), the two opposite sides of the two second sealing blocks (1020) are fixedly connected with the outer side of the mechanism shell (101), the four supporting rods (1017) are fixedly sleeved with rubber tubes (1021), the top of the mechanism shell (101) is close to the edges of the two sides, first convex blocks (1022) are installed on the top of the mechanism shell, second convex blocks (1023) are welded on the edges, close to the edges of the two first convex blocks (1022), of the top of the mechanism shell (101), first bevel gears (1024) are fixedly sleeved at the two ends of the scroll rod (106), second bevel gears (1025) are fixedly sleeved at one ends of the two second scroll rods (1011), and the first bevel gears (1024) are meshed with the second bevel gears (1025), a third bevel gear (1026) is fixedly sleeved on the outer sides of the two second rotating rods (1011), a fourth bevel gear (1027) is fixedly sleeved at the bottom ends of the two threaded rods (1013), and the third bevel gear (1026) is meshed with the fourth bevel gear (1027);

the rotary table (108) sequentially passes through a first rotary rod (103), a turbine (104), a worm rod (106), a first bevel gear (1024), a second bevel gear (1025), a second rotary rod (1011), a third bevel gear (1026), a fourth bevel gear (1027) and a threaded rod (1013) to rotate to drive a threaded plate (1016) to move, and the threaded plate drives a supporting rod (1017) to move so that the mechanism shell (101) is sealed by the sealing mechanism (2).

2. The LED driving power supply with strong over-voltage and over-current protection as claimed in claim 1, wherein: the heat dissipation mechanism (3) comprises a heat dissipation cover (301), wherein the top of the heat dissipation cover (301) is close to the edges of two sides and is provided with a threaded through hole, the inner walls of the two threaded through holes are provided with first screws (302) in a threaded sleeved mode, and the top of the mechanism shell (101) is fixedly connected with the two first screws (302).

3. The LED driving power supply with strong overvoltage and overcurrent protection as set forth in claim 2, wherein: the outer sides of the two first screws (302) are slidably sleeved with first rubber pads (303), and the outer sides of the two first screws (302) close to the tops of the first rubber pads (303) are slidably sleeved with first protective discs (304).

4. The LED driving power supply with strong overvoltage and overcurrent protection as set forth in claim 2, wherein: first recess (305) have all been seted up near both sides edge in the bottom of heat dissipation lid (301), two the inner wall of first recess (305) is all attached to have concave pad (306), the inner wall of concave pad (306) and the outer wall sliding connection of first lug (1022), two second recess (308), two have been seted up near the edge of first recess (305) in the bottom of heat dissipation lid (301) the inner wall of second recess (308) and the outer wall sliding connection of second lug (1023).

5. The LED driving power supply with strong overvoltage and overcurrent protection as set forth in claim 2, wherein: a plurality of heat dissipation openings (309) are formed in the top of the heat dissipation cover (301), and four rectangular grooves (307) are formed in the edge, close to the plurality of heat dissipation openings (309), of the top of the heat dissipation cover (301).

6. The LED driving power supply with strong over-voltage and over-current protection as claimed in claim 1, wherein: the sealing mechanism (2) comprises a sealing plate (201), fixing grooves (202) are formed in the top of the sealing plate (201) close to four corners, second screws (203) are connected to the inner walls of the fixing grooves (202) in a sliding mode, and the top ends of the supporting rods (1017) are fixedly connected with the sealing plate (201) through the second screws (203).

7. The LED driving power supply with strong overvoltage and overcurrent protection as set forth in claim 6, wherein: the outer sides of the four second screws (203) are respectively provided with a second rubber pad (204) in a sliding sleeved mode, and the outer sides of the four second screws (203) close to the top of the second rubber pads (204) are respectively provided with a second protective disc (205) in a sliding sleeved mode.

8. The LED driving power supply with strong overvoltage and overcurrent protection as set forth in claim 6, wherein: two and first screw (302) assorted rubber blocks (206) are installed to the bottom of closing plate (201), and the bottom of rubber block (206) is attached with the top of first screw (302), four and rectangular channel (307) assorted rubber slab (208) are installed to the bottom of closing plate (201), the inner wall of rectangular channel (307) and the outside sliding connection of rubber slab (208), a plurality of and thermovent (309) assorted rubber ball (207) are installed to the bottom of closing plate (201), the inner wall of thermovent (309) and the outside sliding connection of rubber ball (207).