CN110848645A - Automatic heat dissipation type factory uses high-power light - Google Patents
Automatic heat dissipation type factory uses high-power light Download PDFInfo
- Publication number
- CN110848645A CN110848645A CN201911120291.7A CN201911120291A CN110848645A CN 110848645 A CN110848645 A CN 110848645A CN 201911120291 A CN201911120291 A CN 201911120291A CN 110848645 A CN110848645 A CN 110848645A
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- China
- Prior art keywords
- heat dissipation
- electromagnet
- installation cavity
- filter screen
- cavity
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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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/60—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air
- F21V29/67—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air characterised by the arrangement of fans
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/74—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element
- B01D46/76—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element involving vibrations
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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
- F21V29/60—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air
- F21V29/61—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air characterised by control arrangements
Abstract
The invention discloses an automatic heat dissipation type high-power illuminating lamp for factories, which comprises a shell, wherein a heat dissipation cavity and an installation cavity are arranged in the shell, an incandescent lamp is arranged in the heat dissipation cavity, air inlets for air inlet are formed in two side walls of the heat dissipation cavity, filter net pieces are connected in the two air inlets in a sliding manner, a shaking mechanism for shaking the two filter net pieces left and right is arranged in the heat dissipation cavity, the shaking mechanism comprises two permanent magnets arranged in the heat dissipation cavity, a plurality of connecting plates are arranged in the heat dissipation cavity, each filter net piece is respectively and elastically connected with the corresponding connecting plate through a plurality of connecting springs, and copper frames are fixedly connected to the opposite sides of the two filter net pieces. The illuminating lamp has a good radiating effect, active radiating is achieved by taking the temperature as a trigger condition, the radiating net can be shaken while radiating, dust on the radiating net is shaken off, and manual regular cleaning is not needed.
Description
Technical Field
The invention relates to the field of illuminating lamp heat dissipation, in particular to an automatic heat dissipation type factory high-power illuminating lamp.
Background
The illuminating lamp is used for illuminating lamps. The illumination lamp is widely used in various places requiring illumination, and in factories, there are many places requiring the illumination lamp, but the illumination lamp in the existing factories has the following problems.
1. The heat dissipation problem, the light of general mill all is long-time work, and present high-power light still can not satisfy its heat dissipation demand under current heat radiation structure, especially under the long-time use condition, it only depends on passive heat dissipation, can't fully make its effective heat dissipation, and present high-power light generally all does not have the device of initiative heat dissipation, leads to the radiating effect relatively poor, reduces the life of light.
2. Generally, the dust of mill is more, and the light can gather more dust on its surface especially radiating hole department after long-time the use, and more dust can influence the radiating effect of lamps and lanterns, influences its life.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides an automatic heat dissipation type factory high-power illuminating lamp which has a good heat dissipation effect, realizes active heat dissipation by taking temperature as a trigger condition, can shake a heat dissipation net while dissipating heat, shakes off dust on the heat dissipation net, and does not need manual regular cleaning.
In order to achieve the purpose, the invention adopts the following technical scheme:
an automatic heat dissipation type factory high-power illuminating lamp comprises a shell, wherein a heat dissipation cavity and an installation cavity are arranged in the shell, an incandescent lamp is installed in the heat dissipation cavity, air inlets for air inlet are formed in two side walls of the heat dissipation cavity, filter net pieces are connected in the two air inlets in a sliding manner, a shaking mechanism for shaking the two filter net pieces left and right is arranged in the heat dissipation cavity and comprises two permanent magnets arranged in the heat dissipation cavity, a plurality of connecting plates are arranged in the heat dissipation cavity, each filter net piece is respectively and elastically connected with the corresponding connecting plate through a plurality of connecting springs, a copper frame is fixedly connected to one opposite side of each filter net piece, a heat dissipation mechanism for dissipating heat is arranged in the installation cavity and comprises a rotating shaft rotatably connected with the inner wall of the installation cavity, and four fan blades are uniformly and fixedly connected to the rotating shaft along the circumferential direction, a strip-shaped groove is arranged in the fan blade at the uppermost side, the outer side wall of the strip-shaped groove is connected with a third conductive block through a belleville spring, the strip-shaped groove is internally and slidably connected with a sliding block, the strip-shaped groove is filled with low boiling point solution, the low boiling point solution is positioned on one side of the sliding block, which is far away from the notch of the strip-shaped groove, two first conductive blocks and two second conductive blocks matched with the third conductive blocks are symmetrically arranged in the mounting cavity, the fan blade at the lowest side has magnetism, the inner wall of the mounting cavity is provided with a first electromagnet and a second electromagnet which are matched with the magnetic fan blades, the first electromagnet and the second electromagnet correspond to the two permanent magnets respectively, one side of the installation cavity is communicated with the outside through an air outlet, the other side of the mounting cavity is communicated with the heat dissipation cavity through a through hole, and the first electromagnet, the second electromagnet, the first conductive block, the third conductive block and the second conductive block are sequentially connected in series and electrically connected.
Preferably, the air inlet is internally provided with a guide mechanism for guiding the filter screen, the guide mechanism comprises connecting rods arranged on two sides of the filter screen, and two side walls of the air inlet are respectively provided with sliding grooves matched with the two connecting rods.
Compared with the prior art, the invention has the beneficial effects that:
1. the lamp is provided with a heat dissipation mechanism, when the temperature in the lamp is higher and reaches the boiling point of the low-boiling-point solution, the low-boiling-point solution is changed into gas to expand, so that the piston moves towards the notch of the strip-shaped groove, the gravity center of the fan blade at the upper end is deviated leftwards, the overall balance is broken, the rotating shaft drives the fan blade to rotate towards the anticlockwise direction, when the fan blade rotates to the lower part, the third conductive block communicates the first conductive block with the second conductive block, when the circuit forms current, the first electromagnet and the second electromagnet are electrified, the second electromagnet forms repulsion to the magnetic fan blade at the upper end, the first electromagnet forms attraction to the magnetic fan blade at the upper end, the repulsion and the attraction are used for overcoming the friction generated by one circle of rotation of the whole rotating shaft and the friction generated by the contact of the third conductive block with the second conductive block and the first conductive block, and the original fan blade at the uppermost end can be ensured to return to the uppermost, carry out next rotation, the steam that lasts in the rotation can make the heat dissipation intracavity is discharged to the temperature realizes initiatively dispelling the heat as trigger condition, greatly increased the life of light.
2. The vibrating mechanism is arranged, when the uppermost fan blade rotates to the lowermost end, the third conductive block connects the first conductive block and the second conductive block, a circuit forms current, when the first electromagnet and the second electromagnet are electrified, a magnetic field formed between the first electromagnet and the corresponding permanent magnet is increased instantly, a magnetic field formed between the second electromagnet and the opposite permanent magnet is increased instantly, the magnetic field passing through the two copper frames is increased instantly, according to the lenz law, the copper frames move towards the direction blocking the increase of the magnetic field, namely the two copper frames move back to back, the two filter mesh sheets are driven to move back to back, at the moment, the plurality of connecting springs are all in a stretching state, when the first conductive block and the second conductive block are not conducted any more along with the continuous rotation of the fan blades, the copper frames recover to the original position under the elastic action of the connecting springs, namely, each rotation of the rotating shaft rotates for one circle, the copper frame can drive the filter screen to shake once, shakes off the dust on the filter screen, does not need the manual work regularly to carry out the clearance of filter screen.
Drawings
FIG. 1 is a schematic top view of a high-power illuminating lamp for an automatic heat dissipation type factory according to the present invention;
FIG. 2 is a schematic sectional view taken along line A-A of FIG. 1;
FIG. 3 is a schematic view of the impeller of FIG. 2 in an operating condition during rotation;
fig. 4 is an enlarged schematic view of B in fig. 2.
In the figure: the device comprises an air outlet 1, a rotating shaft 2, fan blades 3, a mounting cavity 4, an incandescent lamp 5, a copper frame 6, a connecting spring 7, a filter screen 8, an air inlet 9, a connecting plate 10, a shell 11, a transparent glass plate 12, a heat dissipation cavity 13, a permanent magnet 14, a first electromagnet 15, a second electromagnet 16, a first conducting block 17, a second conducting block 18, a third conducting block 19, a butterfly spring 20, a strip-shaped groove 21, a sliding block 22 and a low-boiling-point solution 23.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-4, an automatic heat dissipation type factory-used high-power illuminating lamp comprises a shell 11, a heat dissipation cavity 13 and an installation cavity 4 are arranged in the shell 11, an incandescent lamp 5 is installed in the heat dissipation cavity 13, air inlets 9 for air inlet are formed in two side walls of the heat dissipation cavity 13, filter screens 8 are connected in the two air inlets 9 in a sliding mode, a shaking mechanism used for shaking the two filter screens 8 left and right is arranged in the heat dissipation cavity 13 and comprises two permanent magnets 14 arranged in the heat dissipation cavity 13, a plurality of connecting plates 10 are arranged in the heat dissipation cavity 13, each filter screen 8 is elastically connected with the corresponding connecting plate 10 through a plurality of connecting springs 7, and copper frames 6 are fixedly connected to the opposite sides of the two filter screens 8.
A heat dissipation mechanism for dissipating heat is arranged in the installation cavity 4, the heat dissipation mechanism comprises a rotating shaft 2 which is rotatably connected with the inner wall of the installation cavity 4, the rotating shaft 2 is uniformly and fixedly connected with four fan blades 3 along the circumferential direction of the rotating shaft, a strip-shaped groove 21 is arranged in the uppermost fan blade 3, the strip-shaped groove 21 is positioned at the position of the uppermost fan blade 3 which is inclined to the left, the outer side wall of the uppermost fan blade 3 is connected with a third conductive block 19 through a disc spring 20, the disc spring 20 is arranged to enable the third conductive block 19 to be more tightly contacted with a first conductive block 17 and a second conductive block 18, the existence of poor contact is avoided, a sliding block 22 is slidably connected in the strip-shaped groove 21, a low-boiling point solution 23 is filled in the strip-shaped groove 21, the low-boiling point solution 23 is dichloroethane, the boiling point of the dichloroethane is 57.28 ℃, when the temperature is higher than the boiling, a limiting block for limiting the sliding block 22 is arranged in the strip-shaped groove 21, the sliding block 22 is prevented from sliding out of a notch of the strip-shaped groove 21 due to evaporation of a low-boiling-point solution 23, two first conductive blocks 17 and two second conductive blocks 18 matched with a third conductive block 19 are symmetrically arranged in the installation cavity 4, the fan blade 3 at the lowest side has magnetism, a first electromagnet 15 and a second electromagnet 16 matched with the magnetic fan blade 3 are arranged on the inner wall of the installation cavity 4, the first electromagnet 15 and the second electromagnet 16 are respectively corresponding to the two permanent magnets 14, one side of the installation cavity 4 is communicated with the outside through the air outlet 1, the other side of the installation cavity 4 is communicated with the heat dissipation cavity 13 through a through hole, the first electromagnet 15, the second electromagnet 16, the first conductive block 17, the third conductive block 19, and the second conductive block 18 are electrically connected in series in sequence, and the mass of the uppermost fan blade 3 in the initial state is greater than that of the lowermost fan blade 3.
Wherein, be equipped with the guiding mechanism who is used for leading filter screen piece 8 in the air intake 9, guiding mechanism is including setting up the connecting rod in filter screen piece 8 both sides, and the both sides wall of air intake 9 all is equipped with respectively with two connecting rod matched with spouts, guarantees that filter screen piece 8 can control the shake.
In the present invention, in an initial state, each fan blade 3 is in a balanced state shown in fig. 2 (for convenience of description, the magnetic fan blade 3 is named as fan blade a, and the fan blade 3 opposite to the magnetic fan blade 3 is named as fan blade b), that is, the fan blade a is located at the lowest end, the fan blade b is located at the uppermost end, and at this time, the fan blade b is located at the lowest end, when the temperature in the lamp is high, and reaches the boiling point of the low boiling point solution 23, the low boiling point solution 23 becomes gas and expands, so that the piston moves to the notch of the bar-shaped groove 21, at this time, the gravity center of the fan blade b shifts leftward, the overall balance is broken, the fan blade b rotates counterclockwise, the mass of the fan blade b is greater than that of the fan blade a, and when the fan blade b reaches the lowest point from the highest point to the lowest point, that is shown in fig. 3, at this time, the third conductive block 19, when the circuit forms current, the first electromagnet 15 and the second electromagnet 16 are electrified, the second electromagnet 16 forms repulsion force to the fan blade a, the first electromagnet 15 forms attraction force to the fan blade a, the repulsion force and the attraction force do work to just overcome the friction force generated by one rotation of the whole rotating shaft and the friction force generated by the contact of the third conductive block 19 and the second conductive block 18 with the first conductive block 17, at the moment, the fan blade b can be ensured to return to the top again for the next rotation, the continuous rotation can enable the hot air in the heat dissipation cavity 13 to be discharged, after the temperature is reduced, the whole low-boiling-point solution 23 can be changed into liquid, the sliding block 22 returns to the original position, the gravity center returns to the original state, the balance state can be achieved along with the continuous rotation, and when the temperature is raised again, the heat dissipation mechanism can operate.
When the fan blade b rotates, when the third conductive block 19 connects the first conductive block 17 with the second conductive block 18, and the circuit forms a current, when the first electromagnet 15 and the second electromagnet 16 are powered on, the magnetic field formed between the first electromagnet 15 and the corresponding permanent magnet 14 is instantly increased, the magnetic field formed between the second electromagnet 16 and the permanent magnet 14 for opposite use is instantly increased, the magnetic field passing through the two copper frames 6 is instantly increased, according to the lenz law, the copper frames 6 move in the direction of blocking the increase of the magnetic field, that is, the two copper frames 6 move back to back, to drive the two filter mesh sheets 8 to move back to back, at this time, the plurality of connecting springs 7 are all in a stretching state, when the first conductive block 17 and the second conductive block 18 are not conducted any more along with the continued rotation of the fan blade b, under the elastic action of the connecting springs 7, the copper frames 6 recover to their original positions, that is, each rotation of the rotating shaft 2 rotates for one circle, the copper frame 6 drives the filter mesh 8 to shake once, so that dust on the filter mesh 8 is shaken off, and the filter mesh 8 does not need to be cleaned manually and periodically.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (2)
1. The utility model provides an automatic heat dissipation type factory uses high-power light, includes casing (11), its characterized in that, be equipped with heat dissipation chamber (13) and installation cavity (4) in casing (11), install incandescent lamp (5) in heat dissipation chamber (13), the both sides wall of heat dissipation chamber (13) all is equipped with air intake (9) that are used for the air inlet, two equal sliding connection has filter screen piece (8) in air intake (9), be equipped with the shake mechanism that is used for controlling two filter screen pieces (8) of shake in heat dissipation chamber (13), shake mechanism includes two permanent magnets (14) that set up in heat dissipation chamber (13), be equipped with a plurality of connecting plates (10) in heat dissipation chamber (13), every filter screen piece (8) are respectively through a plurality of connecting spring (7) and corresponding connecting plate (10) elastic connection, two equal fixedly connected with copper frame (6) in the relative one side of filter screen piece (8), be equipped with in installation cavity (4) and be used for radiating heat dissipation mechanism, heat dissipation mechanism includes pivot (2) of being connected with installation cavity (4) inner wall rotation, pivot (2) are followed four flabellum (3) of its even fixedly connected with of circumference, and the top side be equipped with bar groove (21) in flabellum (3), and its lateral wall is connected with third conducting block (19) through disc spring (20), sliding connection has slider (22) in bar groove (21), bar groove (21) intussuseption is filled with low boiling point solution (23), low boiling point solution (23) are located slider (22) and keep away from one side of bar groove (21) notch, installation cavity (4) internal symmetry is equipped with two and third conducting block (19) matched with first conducting block (17), second conducting block (18), downside the flabellum (3) have magnetism, install on the inner wall of installation cavity (4) and magnetic flabellum (3) matched with first electro-magnet (3), (2) 15) The air-cooling fan comprises a first electromagnet (15), a second electromagnet (16), wherein the first electromagnet (15) and the second electromagnet (16) are corresponding to two permanent magnets (14) respectively, one side of an installation cavity (4) is communicated with the outside through an air outlet (1), the other side of the installation cavity (4) is communicated with a heat dissipation cavity (13) through a through hole, and the first electromagnet (15), the second electromagnet (16), a first conductive block (17), a third conductive block (19) and a second conductive block (18) are sequentially connected in series and electrically connected.
2. The high-power illuminating lamp for the automatic heat dissipation type factory according to claim 1, wherein a guiding mechanism for guiding the filter screen (8) is arranged in the air inlet (9), the guiding mechanism comprises connecting rods arranged at two sides of the filter screen (8), and two side walls of the air inlet (9) are provided with sliding grooves respectively matched with the two connecting rods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911120291.7A CN110848645B (en) | 2019-11-15 | 2019-11-15 | Automatic heat dissipation type factory uses high-power light |
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|---|---|---|---|
| CN201911120291.7A CN110848645B (en) | 2019-11-15 | 2019-11-15 | Automatic heat dissipation type factory uses high-power light |
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| CN110848645A true CN110848645A (en) | 2020-02-28 |
| CN110848645B CN110848645B (en) | 2020-09-22 |
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| CN201911120291.7A Active CN110848645B (en) | 2019-11-15 | 2019-11-15 | Automatic heat dissipation type factory uses high-power light |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111520640A (en) * | 2020-05-06 | 2020-08-11 | 徐玲 | Novel outdoor LED (light-emitting diode) landscape lamp |
| CN111682406A (en) * | 2020-06-08 | 2020-09-18 | 余良 | Self-cleaning system of dust screen of passive heat dissipation type switch board |
| CN111853559A (en) * | 2020-08-06 | 2020-10-30 | 徐永金 | 5G intelligent LED lamp |
| CN111934206A (en) * | 2020-08-12 | 2020-11-13 | 刘晓芳 | Automatic heat dissipation transformer case that can remove dust |
| CN111957681A (en) * | 2020-08-07 | 2020-11-20 | 武汉市盛祥塑料制品有限公司 | Industrial self-cleaning exhaust pipeline |
| CN111981590A (en) * | 2020-06-07 | 2020-11-24 | 倪文才 | Energy-efficient automatically cleaning type air purifier |
| CN112338694A (en) * | 2020-11-02 | 2021-02-09 | 吴懋萱 | Polishing device with heat dissipation function for optical lens |
| CN112366387A (en) * | 2020-11-09 | 2021-02-12 | 屈向阳 | New forms of energy battery is with triggering heat abstractor certainly |
| CN112621532A (en) * | 2020-12-22 | 2021-04-09 | 宁波沁润信息技术有限公司 | Device for enhancing heat dissipation effect of hardware machining cutting machine mounting rack |
| CN112796095A (en) * | 2021-01-21 | 2021-05-14 | 柯慧莹 | Relatively-closed plasma treatment textile fabric equipment |
| CN112928616A (en) * | 2021-01-29 | 2021-06-08 | 国网山东省电力公司东明县供电公司 | Dustproof outdoor power box |
| CN113113999A (en) * | 2021-04-08 | 2021-07-13 | 福建铨一电源科技有限公司 | Novel permanent magnet generator with split-type stator structure |
| CN114234083A (en) * | 2021-12-16 | 2022-03-25 | 深圳市美斯特光电技术有限公司 | High-heat-dissipation type explosion-proof LED industrial illuminating lamp |
| CN114839406A (en) * | 2022-07-06 | 2022-08-02 | 广东电网有限责任公司佛山供电局 | Feeder terminal testing arrangement |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111520640A (en) * | 2020-05-06 | 2020-08-11 | 徐玲 | Novel outdoor LED (light-emitting diode) landscape lamp |
| CN111981590A (en) * | 2020-06-07 | 2020-11-24 | 倪文才 | Energy-efficient automatically cleaning type air purifier |
| CN111682406A (en) * | 2020-06-08 | 2020-09-18 | 余良 | Self-cleaning system of dust screen of passive heat dissipation type switch board |
| CN111853559B (en) * | 2020-08-06 | 2022-06-07 | 中山市沃尔森照明科技有限公司 | 5G intelligent LED lamp |
| CN111853559A (en) * | 2020-08-06 | 2020-10-30 | 徐永金 | 5G intelligent LED lamp |
| CN111957681A (en) * | 2020-08-07 | 2020-11-20 | 武汉市盛祥塑料制品有限公司 | Industrial self-cleaning exhaust pipeline |
| CN111934206A (en) * | 2020-08-12 | 2020-11-13 | 刘晓芳 | Automatic heat dissipation transformer case that can remove dust |
| CN112338694A (en) * | 2020-11-02 | 2021-02-09 | 吴懋萱 | Polishing device with heat dissipation function for optical lens |
| CN112366387A (en) * | 2020-11-09 | 2021-02-12 | 屈向阳 | New forms of energy battery is with triggering heat abstractor certainly |
| CN112621532A (en) * | 2020-12-22 | 2021-04-09 | 宁波沁润信息技术有限公司 | Device for enhancing heat dissipation effect of hardware machining cutting machine mounting rack |
| CN112796095A (en) * | 2021-01-21 | 2021-05-14 | 柯慧莹 | Relatively-closed plasma treatment textile fabric equipment |
| CN112928616A (en) * | 2021-01-29 | 2021-06-08 | 国网山东省电力公司东明县供电公司 | Dustproof outdoor power box |
| CN112928616B (en) * | 2021-01-29 | 2022-07-22 | 国网山东省电力公司东明县供电公司 | Dustproof outdoor power box |
| CN113113999A (en) * | 2021-04-08 | 2021-07-13 | 福建铨一电源科技有限公司 | Novel permanent magnet generator with split-type stator structure |
| CN114234083A (en) * | 2021-12-16 | 2022-03-25 | 深圳市美斯特光电技术有限公司 | High-heat-dissipation type explosion-proof LED industrial illuminating lamp |
| CN114839406A (en) * | 2022-07-06 | 2022-08-02 | 广东电网有限责任公司佛山供电局 | Feeder terminal testing arrangement |
| CN114839406B (en) * | 2022-07-06 | 2022-10-04 | 广东电网有限责任公司佛山供电局 | Feeder terminal testing arrangement |
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| CN110848645B (en) | 2020-09-22 |
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Effective date of registration: 20200820 Address after: 214500 Hongguang Town West Station, Jingjiang City, Taizhou City, Jiangsu Province Applicant after: JIANGSU GUANGHUI ELECTRIC LIGHTING Co.,Ltd. Address before: 244000 No. 405, 55 World Gardens, Tongguanshan District, Tongling City, Anhui Province Applicant before: Zhang Yongdong |
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