CN112361308A - Self-management type safety protection device for LED lamp - Google Patents

Self-management type safety protection device for LED lamp Download PDF

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Publication number
CN112361308A
CN112361308A CN202011283743.6A CN202011283743A CN112361308A CN 112361308 A CN112361308 A CN 112361308A CN 202011283743 A CN202011283743 A CN 202011283743A CN 112361308 A CN112361308 A CN 112361308A
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CN
China
Prior art keywords
lamp holder
tube
lamp
cooling pipe
driving
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Granted
Application number
CN202011283743.6A
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Chinese (zh)
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CN112361308B (en
Inventor
李鳞
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Huifeng Photoelectric Shenzhen Co ltd
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Individual
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Priority to CN202011283743.6A priority Critical patent/CN112361308B/en
Publication of CN112361308A publication Critical patent/CN112361308A/en
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Publication of CN112361308B publication Critical patent/CN112361308B/en
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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
    • F21V29/56—Cooling arrangements using liquid coolants
    • F21V29/58—Cooling arrangements using liquid coolants characterised by the coolants
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00—Cleaning by methods involving the use of tools
    • B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
    • B08B1/12—Brushes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00—Cleaning by methods involving the use of tools
    • B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
    • B08B1/32—Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
    • 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
    • F21V15/00—Protecting lighting devices from damage
    • F21V15/005—Measures against vandalism, stealing or tampering
    • 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
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/10—Pendants, arms, or standards; Fixing lighting devices to pendants, arms, or standards
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

The invention discloses a self-management safety protection device for an LED lamp, which comprises a lamp holder, wherein a lamp tube is fixedly arranged in the lamp holder, and a heat dissipation mechanism and a dust removal mechanism are respectively arranged on the lamp holder. The lamp holder is provided with the inner cooling pipe and the outer cooling pipe, the inner cooling pipe and the outer cooling pipe form a zigzag structure by utilizing the discharge pipe and the return pipe and are filled with a cold compress structure of glycol aqueous solution, and the high-temperature lamp tube is subjected to low-temperature conduction through the glycol aqueous solution with low-temperature property and the inner cooling pipe so as to dissipate heat of the lamp tube; the driving impeller driven by cooling liquid to rotate is arranged, and the driving gear and the driven gear are used for driving the two long-roller cleaning brushes to rotate so as to wipe and clean the outer side of the lamp holder; the driving impeller capable of performing front-back telescopic motion on the telescopic rod is arranged on the driving impeller, and the traction rod connected with the telescopic rod is arranged by the aid of the return spring, so that the traction rod drives the cleaning hairbrush to move back and forth to clean two sides of the lamp holder.

Description

Self-management type safety protection device for LED lamp
Technical Field
The invention relates to the technical field of lighting lamp application management, in particular to a self-management type safety protection device for an LED lamp.
Background
Because of the changing lighting needs and the continuing advances in science and technology, LED technology is gradually replacing traditional incandescent lamps. The LED lamp is an electroluminescent semiconductor material chip, is solidified on a support by silver glue or white glue, is connected with a chip and a circuit board by silver wires or gold wires, is sealed by epoxy resin at the periphery to play a role of protecting an internal core wire, and achieves a device for providing a white light source by installing a shell.
Firstly, the LED lamp is used for a long time, and inevitably generates high-temperature heat like an incandescent lamp, but the existing incandescent lamp is not matched with a heat dissipation protective measure with an obvious cooling effect, so that the LED lamp is in a high-temperature running state for a long time, the safety threat to the use environment is easily generated, and a circuit system for providing a power supply has a greater risk;
secondly, because the service life of the LED lamp is longer, and because the LED lamp is lack of effective manual management in the long-term standing process, a large amount of dust dirt is easily accumulated on the surface of the LED lamp, the dirt has certain adsorbability, a thick dust layer can be formed, the self weight of the LED lamp can be increased, the randomly diffused dust has great threat to the operation of a circuit system, and accidents of circuit short circuit are easily caused.
Disclosure of Invention
The invention aims to solve the problem that in the prior art, the application protection and sanitation management of an illuminating lamp used for a long time in a standing mode are difficult to carry out, and provides a self-management type safety protection device for an LED lamp.
In order to achieve the purpose, the invention adopts the following technical scheme:
a self-management safety protection device for an LED lamp comprises a lamp holder, wherein a lamp tube is fixedly arranged in the lamp holder, and a heat dissipation mechanism and a dust removal mechanism are respectively arranged on the lamp holder;
the heat dissipation mechanism comprises an inner cooling pipe and an outer cooling pipe which are fixedly arranged on the lamp bracket, a discharge pipe and a return pipe are respectively communicated between the inner cooling pipe and the outer cooling pipe, cooling liquid is filled in the inner cooling pipe and the outer cooling pipe, a heat conduction plate extending into the inner cooling pipe is fixedly sleeved on the lamp tube, and an electromagnetic valve is fixedly arranged on the return pipe;
the dust cleaning mechanism comprises a driving impeller which is rotatably sleeved in an outer cooling pipe, two long roller cleaning brushes are rotatably arranged outside a lamp bracket, driving impellers and the long roller cleaning brushes are respectively and fixedly sleeved with a driving gear and a driven gear which are connected in a meshed mode, a driving cam is fixedly sleeved on the driving impeller, a limiting support is connected to the lamp bracket through a bolt, a telescopic rod which is abutted to the driving cam in a sliding mode is sleeved on the limiting support in a sliding mode, a connecting rod is fixedly connected to the telescopic rod, a reset spring which is connected with the limiting support is welded to the connecting rod, a connecting rod is fixedly connected to the connecting rod and slidably mounted on traction rods outside two sides of the lamp bracket, and a pin shaft on the traction rod is connected with a dust cleaning brush.
Preferably, the inner cooling tube is located inside the lamp holder, the lamp tube is fixedly sleeved in the inner cooling tube, and the outer cooling tube is located outside the lamp holder.
Preferably, the inner cooling pipe and the outer cooling pipe form a zigzag structure through the discharge pipe and the return pipe, and two limiting through holes for sleeving the discharge pipe and the return pipe are correspondingly formed in the lamp holder.
Preferably, the cooling liquid is a 33% -37% ethylene glycol aqueous solution, and the cooling liquid contains 12% -17% of an anticorrosive agent.
Preferably, the driving gear and the driving cam are respectively located at the inner end and the outer end of the driving impeller, and one end of the telescopic rod is provided with a limit groove which is movably sleeved with the driving cam.
Preferably, the outer walls of the two sides of the lamp holder are provided with sliding grooves, and the draw bar is connected with sliding blocks which are sleeved in the sliding grooves in a sliding manner through bolts.
Compared with the prior art, the invention has the following advantages:
1. the invention respectively arranges an inner cooling pipe and an outer cooling pipe at the inner side and the outer side of the lamp bracket, then utilizes the discharge pipe and the return pipe to enable the inner cooling pipe and the outer cooling pipe to form a zigzag structure and to be filled with a cold compress structure of glycol aqueous solution, and carries out low-temperature conduction on a high-temperature lamp tube through the glycol aqueous solution with low-temperature property and the inner cooling pipe so as to carry out heat dissipation and temperature reduction on the lamp tube.
2. The driving impeller driven to rotate by the directionally flowing cooling liquid is arranged in the outer cooling pipe, and the driving gear and the driven gear which are connected in a meshed mode drive the two long-roller cleaning brushes to rotate so as to wipe and clean the outer side of the lamp holder; the driving impeller capable of performing front-back telescopic motion on the telescopic rod is arranged on the driving impeller, and the traction rod connected with the telescopic rod is arranged by utilizing the return spring, so that the traction rod drives the cleaning brushes positioned outside two sides of the lamp holder to clean the lamp holder.
In summary, the lamp holder is provided with the inner cooling tube and the outer cooling tube, the inner cooling tube and the outer cooling tube form a zigzag structure and are filled with a cold compress structure of the glycol aqueous solution by utilizing the discharge tube and the return tube, and the glycol aqueous solution with low temperature property and the inner cooling tube conduct the high-temperature lamp tube at low temperature so as to radiate and protect the lamp tube; the driving impeller driven by cooling liquid to rotate is arranged, and the driving gear and the driven gear are used for driving the two long-roller cleaning brushes to rotate so as to wipe and clean the outer side of the lamp holder; the driving impeller capable of performing front-back telescopic motion on the telescopic rod is arranged on the driving impeller, and the traction rod connected with the telescopic rod is arranged by the aid of the return spring, so that the traction rod drives the cleaning hairbrush to move back and forth to clean two sides of the lamp holder.
Drawings
Fig. 1 is a schematic structural diagram of a self-management safety protection device for an LED lamp according to the present invention;
FIG. 2 is an enlarged schematic view of a portion A of a self-managed safety protection device for an LED lamp according to the present invention;
FIG. 3 is a schematic view of a connection structure of a driving impeller, a driving gear and a driving cam of the self-managed safety protection device for LED lamps according to the present invention;
FIG. 4 is a schematic view of a connection structure of an inner cooling tube, an outer cooling tube, a discharge tube and a return tube of a self-managed safety protection device for an LED lamp according to the present invention;
fig. 5 is a schematic view of a lamp holder structure of a self-management safety protection device for an LED lamp according to the present invention.
In the figure: 1 lamp bracket, 2 lamp tubes, 3 internal cooling tubes, 4 external cooling tubes, 5 discharge tubes, 6 return tubes, 7 heat conducting plates, 8 electromagnetic valves, 9 driving impellers, 10 long roller cleaning brushes, 11 driving gears, 12 driven gears, 13 driving cams, 14 limiting supports, 15 telescopic rods, 16 connecting rods, 17 return springs, 18 draw rods, 19 ash removing brushes, 20 limiting through holes, 21 sliding chutes and 22 sliding blocks.
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.
Referring to fig. 1-5, a self-management safety protection device for an LED lamp includes a lamp holder 1, a lamp tube 2 is fixedly installed in the lamp holder 1, and a heat dissipation mechanism and a dust removal mechanism are respectively installed on the lamp holder 1;
the heat dissipation mechanism comprises an inner cooling pipe 3 and an outer cooling pipe 4 which are fixedly arranged on the lamp bracket 1, a discharge pipe 5 and a return pipe 6 are respectively communicated between the inner cooling pipe 3 and the outer cooling pipe 4, cooling liquid is filled in the inner cooling pipe 3 and the outer cooling pipe 4, the inner cooling pipe 3 and the outer cooling pipe 4 can be cooled by the cooling liquid with low temperature property, so that the lamp tube 2 and the cooling tube are in a low temperature state, the heat conducting plate 7 extending into the inner cooling tube 3 is fixedly sleeved on the lamp tube 2, the heat conducting plate 7 can transfer high temperature heat on the lamp tube 2 to the cooling liquid, so as to heat the cooling liquid and promote the flow of the cooling liquid, and the return pipe 6 is fixedly provided with a solenoid valve 8, it should be noted that the solenoid valve 8 can control the flow direction of the cooling liquid, so that the heated high-temperature cooling liquid can only flow into the outer cooling pipe 4 through the discharge pipe 5 to ensure the directional flow of the cooling liquid;
the dust cleaning mechanism comprises a driving impeller 9 which is rotatably sleeved in an outer cooling pipe 4, the driving impeller 9 can be driven by the directional flowing of cooling liquid, so that the driving impeller 9 rotates, two long-roller cleaning brushes 10 are rotatably arranged on the outer side of a lamp holder 1, a driving gear 11 and a driven gear 12 which are in meshed connection are respectively fixedly sleeved on the driving impeller 9 and the long-roller cleaning brushes 10, the driving gear 11 and the driven gear 12 are bevel gears, a driving cam 13 is fixedly sleeved on the driving impeller 9, a limit bracket 14 is connected on the lamp holder 1 through a bolt, a telescopic rod 15 which is in sliding fit with the driving cam 13 is slidably sleeved on the limit bracket 14, the driving cam 13 can drive the telescopic rod 15 in the rotating process, so that the telescopic rod 15 drives a traction rod 18 to move synchronously, a connecting rod 16 is fixedly connected to the telescopic rod 15, and a return spring 17 which is connected with the limit bracket 14 is welded on the, the return spring 17 is a tension spring, under the action of tension, the traction rod 18 can be automatically returned, the traction rod 18 which is slidably mounted outside two sides of the lamp holder 1 is fixedly connected to the connecting rod 16, the traction rod 18 is connected with the ash removal brush 19 which is mounted on the lamp holder 1 through a pin shaft, and the lamp holder 1 can be wiped by the ash removal brush 19 which moves repeatedly, so that dust on the lamp holder 1 can be cleaned.
The inner cooling tube 3 is located inside the lamp holder 1, the lamp tube 2 is fixedly sleeved in the inner cooling tube 3, and the outer cooling tube 4 is located outside the lamp holder 1. it should be noted that the outer cooling tube 4 is lower than the inner cooling tube 3 due to the difference between the positions of the inner cooling tube 3 and the outer cooling tube 4, and the cooling liquid can flow in a directional manner.
The inner cooling pipe 3 and the outer cooling pipe 4 form a zigzag structure with the return pipe 6 through the discharge pipe 5, and two limiting through holes 20 for sleeving the discharge pipe 5 and the return pipe 6 are correspondingly formed in the lamp holder 1, so that the discharge pipe 5 and the return pipe 6 can be conveniently installed.
The cooling liquid is ethylene glycol aqueous solution with the concentration of 33% -37%, 12% -17% of anticorrosive agent is contained in the cooling liquid, so that the chemical property of the cooling liquid is stable, the inner cooling tube 3 and the outer cooling tube 4 can be cooled by the ethylene glycol aqueous solution, and the lamp tube 2 can be conducted at low temperature by the inner cooling tube 3.
The driving gear 11 and the driving cam 13 are respectively located at the inner end and the outer end of the driving impeller 9, and one end of the telescopic rod 15 is provided with a limiting groove for movably sleeving the driving cam 13, so that the stability of the movable connection between the driving cam 13 and the telescopic rod 15 is ensured.
The outer walls of two sides of the lamp bracket 1 are provided with sliding grooves 21, and the draw bar 18 is connected with a sliding block 22 which is sleeved in the sliding grooves 21 in a sliding manner through bolts, so that the draw bar 18 can only do linear reciprocating motion.
The invention can be illustrated by the following operating modes:
the lamp tube 2 continuously generates heat in the lighting process, and high-temperature heat is transferred to the cooling liquid in the inner cooling tube 3 through the heat conducting plate 7, so that the cooling liquid in the inner cooling tube 3 is relatively heated and flows into the outer cooling tube 4 through the discharge tube 5;
the high-temperature cooling liquid applies pressure to the low-temperature cooling liquid in the outer cooling tube 4, so that the low-temperature cooling liquid moves into the inner cooling tube 3 through the return tube 6 and the electromagnetic valve 8, the inner cooling tube 3 is relatively low in temperature, and low-temperature conduction can be performed on the lamp tube 2 because the inner cooling tube 3 is in contact with the lamp tube 2, so that cooling and heat dissipation of the lamp tube 2 are realized;
the driving impeller 9 is driven to rotate by the cooling liquid in the directional flowing process, and the driving impeller 9 drives the two long-roller cleaning brushes 10 to rotate through the driving wheel 11 and the driven gear 12 which are connected in a meshed mode so as to clean the outer side of the lamp holder 1;
the driving impeller 9 drives the driving cam 13 to rotate, the driving cam 13 extrudes the telescopic rod 15 in the rotating process, so that the telescopic rod 15 extends back and forth in the limiting bracket 14, the return spring 17 is pulled through the connecting rod 16, and the traction rod 18 performs synchronous telescopic motion with the telescopic rod 15 under the elastic force action of the return spring 17;
the draw bar 18 drives the slide block 22 to move in the slide groove 21 so as to draw the cleaning hairbrush 19, and the cleaning hairbrush 19 wipes and cleans two sides of the lamp bracket 1 in the repeated moving process.
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 (6)

1. A self-management safety protection device for an LED lamp comprises a lamp holder (1) and is characterized in that a lamp tube (2) is fixedly arranged in the lamp holder (1), and a heat dissipation mechanism and a dust removal mechanism are respectively arranged on the lamp holder (1);
the heat dissipation mechanism comprises an inner cooling pipe (3) and an outer cooling pipe (4) which are fixedly arranged on the lamp holder (1), a discharge pipe (5) and a return pipe (6) are respectively communicated between the inner cooling pipe (3) and the outer cooling pipe (4), cooling liquid is filled in the inner cooling pipe (3) and the outer cooling pipe (4), a heat conduction plate (7) extending into the inner cooling pipe (3) is fixedly sleeved on the lamp tube (2), and an electromagnetic valve (8) is fixedly arranged on the return pipe (6);
the dust cleaning mechanism comprises a driving impeller (9) which is rotatably sleeved in an outer cooling pipe (4), two long-roller cleaning brushes (10) are rotatably arranged on the outer side of a lamp holder (1), a driving gear (11) and a driven gear (12) which are connected in a meshed mode are respectively and fixedly sleeved on the driving impeller (9) and the long-roller cleaning brushes (10), a driving cam (13) is fixedly sleeved on the driving impeller (9), a limiting support (14) is connected onto the lamp holder (1) through a bolt, a telescopic rod (15) which is in sliding and abutting against the driving cam (13) is slidably sleeved on the limiting support (14), a connecting rod (16) is fixedly connected onto the telescopic rod (15), a return spring (17) which is connected with the limiting support (14) is welded onto the connecting rod (16), and traction rods (18) which are slidably installed on the outer sides of the lamp holder (1) are fixedly connected onto the connecting rod (16, and the upper pin shaft of the traction rod (18) is connected with an ash removal brush (19) which is arranged on the lamp holder (1) through a pin shaft.
2. The self-management safety device for the LED lamp according to claim 1, wherein the inner cooling tube (3) is located inside the lamp holder (1), the lamp tube (2) is fixedly sleeved in the inner cooling tube (3), and the outer cooling tube (4) is located outside the lamp holder (1).
3. The self-management safety device for the LED lamp according to claim 2, wherein the inner cooling tube (3) and the outer cooling tube (4) form a zigzag structure through the discharge tube (5) and the return tube (6), and two limiting through holes (20) for sleeving the discharge tube (5) and the return tube (6) are correspondingly formed in the lamp holder (1).
4. The self-management safety device for the LED lamp according to claim 1, wherein the cooling liquid is a 33-37% ethylene glycol aqueous solution, and the cooling liquid contains 12-17% of an anticorrosive agent.
5. The self-management safety protection device for the LED lamp according to claim 1, wherein the driving gear (11) and the driving cam (13) are respectively located at the inner end and the outer end of the driving impeller (9), and one end of the telescopic rod (15) is provided with a limit groove for movably sleeving the driving cam (13).
6. The self-management safety protection device for the LED lamp according to claim 1, wherein sliding grooves (21) are formed in outer walls of two sides of the lamp holder (1), and sliding blocks (22) which are slidably sleeved in the sliding grooves (21) are connected to the traction rods (18) through bolts.
CN202011283743.6A 2020-11-17 2020-11-17 Self-management type safety protection device for LED lamp Active CN112361308B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011283743.6A CN112361308B (en) 2020-11-17 2020-11-17 Self-management type safety protection device for LED lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011283743.6A CN112361308B (en) 2020-11-17 2020-11-17 Self-management type safety protection device for LED lamp

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CN112361308A true CN112361308A (en) 2021-02-12
CN112361308B CN112361308B (en) 2023-05-09

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113000528A (en) * 2021-02-27 2021-06-22 陈莲英 Dry type iron container rust cleaning equipment

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CN109059379A (en) * 2018-07-01 2018-12-21 李清田 A kind of industrial chemicals cooling device
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CN110594674A (en) * 2019-08-12 2019-12-20 扬州罗西尼照明电气科技有限公司 LED street lamp with good cooling effect for outdoor illumination
CN210432458U (en) * 2019-06-28 2020-05-01 福建西洋农业开发股份有限公司 Light filling device for flower cultivation
CN111768956A (en) * 2020-07-22 2020-10-13 新昌灵思变压器科技有限公司 Heat dissipation and oil change device for oil-immersed transformer
CN111780015A (en) * 2020-07-17 2020-10-16 张辉辉 LED ceiling lamp with overheat protection function

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108397737A (en) * 2018-02-06 2018-08-14 深圳市奈士迪技术研发有限公司 A kind of anti-freeze type solar street light with cleaning function based on Internet of Things
CN110167314A (en) * 2018-03-20 2019-08-23 苏州晨霞美合智能科技有限公司 A kind of cam swings type wind-water double cooled outdoor information communication cabinet
CN109059379A (en) * 2018-07-01 2018-12-21 李清田 A kind of industrial chemicals cooling device
CN109630940A (en) * 2019-01-29 2019-04-16 广州京海科技有限公司 A kind of heat radiating type lighting device with cleaning function for tunnel
CN210432458U (en) * 2019-06-28 2020-05-01 福建西洋农业开发股份有限公司 Light filling device for flower cultivation
CN110594674A (en) * 2019-08-12 2019-12-20 扬州罗西尼照明电气科技有限公司 LED street lamp with good cooling effect for outdoor illumination
CN111780015A (en) * 2020-07-17 2020-10-16 张辉辉 LED ceiling lamp with overheat protection function
CN111768956A (en) * 2020-07-22 2020-10-13 新昌灵思变压器科技有限公司 Heat dissipation and oil change device for oil-immersed transformer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113000528A (en) * 2021-02-27 2021-06-22 陈莲英 Dry type iron container rust cleaning equipment

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