CN219204729U - Explosion-proof electronic ballast - Google Patents
Explosion-proof electronic ballast Download PDFInfo
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- CN219204729U CN219204729U CN202320003370.5U CN202320003370U CN219204729U CN 219204729 U CN219204729 U CN 219204729U CN 202320003370 U CN202320003370 U CN 202320003370U CN 219204729 U CN219204729 U CN 219204729U
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- electronic ballast
- explosion
- proof
- circuit board
- proof shell
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
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Abstract
The utility model discloses an explosion-proof electronic ballast, which comprises an electronic ballast body, wherein the electronic ballast body comprises an explosion-proof shell and an electronic ballast circuit board, a supporting component is arranged on the electronic ballast circuit board, the supporting component comprises an aluminum plate and a support column, a radiating component is arranged on the inner side of the explosion-proof shell and comprises silicone grease and an air duct, a fan and a filter screen are arranged on the inner side of the air duct, a temperature control component is arranged at the bottom of the electronic ballast circuit board, the explosion-proof electronic ballast can timely and outwards radiate heat generated during operation, the damage of damaging and even exploding of electric elements of the electronic ballast circuit board caused by higher temperature of the electronic ballast circuit board is avoided, the operation safety of the electronic ballast is ensured, and when the explosion heat cannot be timely radiated, a piston can be pushed out from the inner side of an electrode sheet through the thermal expansion of air in a sleeve, the safety of the electronic ballast is protected, and the explosion-proof electronic ballast is suitable for ballasting operation of a fluorescent lamp.
Description
Technical Field
The utility model relates to the technical field of explosion-proof electronic ballast equipment, in particular to an explosion-proof electronic ballast.
Background
The utility model discloses an electronic ballast, which is commonly used as lamp body equipment with negative resistance gas such as fluorescent lamps, fluorescent lamps and mercury lamps, and the like, and the utility model patent with the patent application number of CN201922072501.1 discloses an explosion-proof electronic ballast, wherein an explosion-proof cover is additionally arranged, wiring positions are sealed in a shell, sparks at the wiring positions are prevented from being contacted with external environment gas, insulating paint and a silica gel lining are arranged inside and outside the explosion-proof cover, the fireproof flame retardant performance is improved, the explosion-proof cover and the edge of a shell joint are tightly and elastically pressed together, the air tightness is ensured, the internal sparks are prevented from igniting external environment gas, and according to the technical scheme disclosed by the utility model, when the traditional explosion-proof electronic ballast is used, on one hand, the electric elements in the electronic ballast are easy to cause high temperature due to working heating, so that the damage and even explosion of the electric elements are easy to be caused, the working safety of the electronic ballast is not guaranteed, and on the other hand, when the external temperature is higher or the generated heat of the electronic ballast is not capable of being rapidly dissipated, the temperature of the electronic ballast is easy to be increased, and the working safety of the electronic ballast is not favorable.
Therefore, how to design an explosion-proof electronic ballast becomes the current problem to be solved.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model aims to provide an explosion-proof electronic ballast which solves the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an explosion-proof electronic ballast, includes the electronic ballast body, the electronic ballast body includes explosion-proof shell and electronic ballast circuit board, install supporting component on the electronic ballast circuit board, supporting component includes aluminum plate and pillar, radiating component is installed to the inboard of explosion-proof shell, radiating component includes silicone grease and dryer, fan and filter screen are installed to the inboard of dryer, temperature control subassembly is installed to the bottom of electronic ballast circuit board, temperature control subassembly includes sleeve and piston, automatic outage subassembly is installed to telescopic inboard, automatic outage subassembly includes electrode slice and bayonet lock.
Further, the electronic ballast circuit board is mounted on the inner side of the explosion-proof shell through bolts, wiring is mounted at two ends of the explosion-proof shell, and one end of the wiring penetrates through the explosion-proof shell and extends to the inner side of the explosion-proof shell.
Further, the bottom of aluminum plate passes through the pillar welding on the inner wall of the bottom of explosion-proof housing, pillar evenly distributed is in the bottom of aluminum plate, the silicone grease bonds at the top of aluminum plate, the silicone grease card is in the bottom of electronic ballast circuit board.
Further, the two ends of the electronic ballast circuit board and the aluminum plate are provided with through holes, the air duct is welded at the top of one end of the explosion-proof shell, and the top of the other end of the explosion-proof shell is provided with an opening.
Further, the filter screen is installed on the top of dryer and open-ended inner wall respectively through the bolt, the inboard of fan through bolt installation dryer, the dryer is located the top of opening, the welding has the baffle on the inner wall at the top of explosion-proof shell.
Further, the sleeve card is in the bottom of electronic ballast circuit board, the silicone grease parcel is in the telescopic outside, telescopic one end is passed aluminum plate and is linked together with the inboard of explosion-proof shell, the piston card is in the inboard of telescopic one end.
Further, the electrode plate is welded on the inner wall of the sleeve, the electrode plate is clamped on the outer side of the piston, one side of the piston is connected with the inner wall of the sleeve through a first spring, the wiring is electrically connected with the electrode plate, and the electrode plate is connected with the electronic ballast circuit board through an electric wire.
Further, the draw-in groove has all been seted up to electrode slice and telescopic bottom, the bayonet socket has been seted up to the inboard of piston, the top card of bayonet lock is in the inboard of bayonet socket, the top of bayonet lock is connected with the inner wall at the top of bayonet socket through spring two, the bottom of bayonet lock passes the bayonet socket and extends to the inboard of draw-in groove.
The beneficial effects are that: 1. the explosion-proof electronic ballast can effectively utilize the silicone grease and the aluminum plate to increase the heat dissipation area of the electronic ballast circuit board when in operation, and effectively utilize the fan to blow air onto the electronic ballast circuit board through the air duct, so that the heat generated by the electronic ballast circuit board when in operation can be timely and outwards dissipated, the damage of damaging or even exploding of electronic elements caused by higher temperature of the electronic ballast circuit board is avoided, and the operation safety of the electronic ballast is ensured.
2. When the explosion-proof electronic ballast can not continuously outwards dissipate heat due to more heat generated in a short time or the heat dissipation efficiency is reduced due to higher external temperature, the piston can be pushed out of the inner side of the electrode plate through the heated expansion of the air in the sleeve, so that the electronic ballast is automatically subjected to power-off protection work, and the safety of the electronic ballast is protected.
3. The explosion-proof electronic ballast has reasonable design, is more efficient and convenient in use, and is suitable for ballasting work of fluorescent lamps.
Drawings
Fig. 1 is a schematic diagram of an explosion-proof electronic ballast according to the present utility model;
fig. 2 is a cross-sectional view of an explosion-proof electronic ballast of the present utility model;
fig. 3 is a cross-sectional view of a sleeve of an explosion-proof electronic ballast of the present utility model;
in the figure: 1. an explosion-proof housing; 2. an electronic ballast circuit board; 3. an aluminum plate; 4. a support post; 5. silicone grease; 6. a through port; 7. an air duct; 8. a blower; 9. a filter screen; 10. wiring; 11. a sleeve; 12. a piston; 13. a first spring; 14. an electrode sheet; 15. a bayonet lock; 16. a second spring; 17. a clamping groove; 18. and a guide plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 3, the present utility model provides a technical solution: an explosion-proof electronic ballast comprises an electronic ballast body, the electronic ballast body comprises an explosion-proof shell 1 and an electronic ballast circuit board 2, a supporting component is arranged on the electronic ballast circuit board 2, the supporting component comprises an aluminum plate 3 and a strut 4, a heat dissipation component is arranged on the inner side of the explosion-proof shell 1 and comprises a silicone grease 5 and an air duct 7, a fan 8 and a filter screen 9 are arranged on the inner side of the air duct 7, a temperature control component is arranged on the bottom of the electronic ballast circuit board 2, the temperature control component comprises a sleeve 11 and a piston 12, an automatic power-off component is arranged on the inner side of the sleeve 11, the automatic power-off component comprises an electrode plate 14 and a bayonet catch 15, the electronic ballast circuit board 2 is arranged on the inner side of the explosion-proof shell 1 through bolts, wiring 10 is arranged at two ends of the explosion-proof shell 1, one end of the wiring 10 penetrates through the explosion-proof shell 1 and extends to the inner side of the explosion-proof shell 1, the bottom of the aluminum plate 3 is welded on the inner wall of the bottom of the explosion-proof shell 1 through the supporting columns 4, the supporting columns 4 are uniformly distributed on the bottom of the aluminum plate 3, the silicone grease 5 is adhered on the top of the aluminum plate 3, the silicone grease 5 is clamped on the bottom of the electronic ballast circuit board 2, the through holes 6 are formed in both ends of the electronic ballast circuit board 2 and the aluminum plate 3, the air duct 7 is welded on the top of one end of the explosion-proof shell 1, the top of the other end of the explosion-proof shell 1 is provided with openings, the filter screen 9 is respectively mounted on the top of the air duct 7 and the inner wall of the openings through bolts, the air duct 7 is mounted on the inner side of the air duct 7, the air duct 7 is located on the top of the through holes 6, the guide plate 18 is welded on the inner wall of the top of the explosion-proof shell 1, when in operation, the air duct 8 generates suction force to the outer side of the explosion-proof shell 1 through the air duct 7, air is blown to the electronic ballast circuit board 2 through the air duct 7 after being filtered by the filter screen 9, one part of air enters the bottom of the aluminum plate 3 through the air duct 6, heat generated by the electronic ballast circuit board 2 is quickly conducted to the aluminum plate 3 through the silicone grease 5, the heat dissipation area of the aluminum plate 3 is increased through the support column 4, the air absorbs the heat on the aluminum plate 3 and the support column 4 and then flows upwards through the air duct 6 on the left side of the electronic ballast circuit board 2, the other part of air flows on the top of the electronic ballast circuit board 2, the flow rate of the air on the top of the electronic ballast circuit board 2 is increased by the guide plate 18, the air absorbing the heat flows outwards through the opening on the left side of the explosion-proof shell 1, the heat generated by the electronic ballast circuit board 2 during operation is effectively dissipated outwards in time, damage caused by damage or explosion of electric elements of the electronic ballast circuit board 2 due to high temperature is avoided, and the operation safety of the electronic ballast is ensured.
In this embodiment, the sleeve 11 is clamped at the bottom of the electronic ballast circuit board 2, the silicone grease 5 is wrapped at the outer side of the sleeve 11, one end of the sleeve 11 passes through the aluminum plate 3 and is communicated with the inner side of the explosion-proof shell 1, the piston 12 is clamped at the inner side of one end of the sleeve 11, the electrode plate 14 is welded on the inner wall of the sleeve 11, the electrode plate 14 is clamped at the outer side of the piston 12, one side of the piston 12 is connected with the inner wall of the sleeve 11 through the spring I13, the wiring 10 is electrically connected with the electrode plate 14, the electrode plate 14 is connected with the electronic ballast circuit board 2 through an electric wire, clamping grooves 17 are formed in the bottoms of the electrode plate 14 and the sleeve 11, bayonets are formed in the inner side of the piston 12, the top ends of the clamping pins 15 are clamped at the inner sides of the bayonets, the top ends of the clamping pins 15 are connected with the inner wall at the top of the bayonets through the spring II 16, the bottom end of the bayonet lock 15 passes through the bayonet and extends to the inner side of the clamping groove 17, when the temperature of the external air is higher, heat cannot be timely and outwards radiated, or the electronic ballast cannot continuously radiate heat outwards due to the fact that the heat generated by the electronic ballast is more in a short time, so that the air in the sleeve 11 is heated and expanded, when the pressure of the air to the piston 12 is larger than the sum of the tension of the first spring 13 to the piston 12 and the clamping force of the second spring 16 to push the bayonet lock 15 to the clamping groove 17, the bayonet lock 15 is pushed outwards from the inner side of the clamping groove 17, the piston 12 is separated from the electrode plate 14, the electronic ballast circuit board 2 is automatically powered off, the electronic ballast is automatically powered off and protected, the electronic ballast is protected, after the electronic ballast is cooled, the first spring 13 pulls the piston 12 back to the inner side of the electrode plate 14, the second spring 16 pushes the bayonet lock 15 to the inner side of the clamping groove 17, the connection firmness of the piston 12 and the electrode slice 14 is ensured.
The explosion-proof electronic ballast provides electric energy for the used electric equipment through an external power supply, when the explosion-proof electronic ballast works, a fan 8 generates suction force to the outer side of an explosion-proof shell 1 through an air duct 7, air is blown to an electronic ballast circuit board 2 through the air duct 7 after being filtered by a filter screen 9, a part of air enters the bottom of an aluminum plate 3 through a through hole 6, heat generated by the electronic ballast circuit board 2 is quickly conducted to the aluminum plate 3 through a silicone grease 5 and the heat dissipation area of the aluminum plate 3 is increased through a support column 4, the air absorbs the heat on the aluminum plate 3 and the support column 4 and then flows upwards through the through hole 6 on the left side of the electronic ballast circuit board 2, the other part of air flows at the top of the electronic ballast circuit board 2, the flow rate of the air at the top of the electronic ballast circuit board 2 is increased through a guide plate 18, the air absorbing the heat flows outwards through the opening on the left side of the explosion-proof shell 1, the heat generated by the electronic ballast circuit board 2 during operation is effectively and timely outwards dissipated, the damage of the electronic components and even explosion caused by the higher temperature of the electronic ballast circuit board 2 is avoided, the operation safety of the electronic ballast is ensured, when the outside air temperature is higher, the heat cannot be timely outwards dissipated, or the electronic ballast cannot continuously dissipate the heat outwards due to the fact that the heat generated by the electronic ballast is more in a short time, the air in the sleeve 11 is heated and expanded, when the pressure of the air to the piston 12 is larger than the sum of the tensile force of the first spring 13 to the piston 12 and the clamping force of the second spring 16 to push the clamping pin 15 to the clamping groove 17, the clamping pin 15 is outwards pushed out from the inner side of the clamping groove 17, the piston 12 is further separated from the electrode plate 14, the electronic ballast circuit board 2 is powered off, the electronic ballast is automatically powered off for protection, the safety of the electronic ballast is protected, when the electronic ballast is cooled, the first spring 13 pulls the piston 12 back to the inner side of the electrode plate 14, the second spring 16 pushes the clamping pin 15 to the inner side of the clamping groove 17, and the connection firmness of the piston 12 and the electrode plate 14 is ensured.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (8)
1. The utility model provides an explosion-proof electronic ballast, includes the electronic ballast body, the electronic ballast body includes explosion-proof shell (1) and electronic ballast circuit board (2), install supporting component on electronic ballast circuit board (2), supporting component includes aluminum plate (3) and pillar (4), its characterized in that: the explosion-proof shell is characterized in that a heat dissipation assembly is arranged on the inner side of the explosion-proof shell (1), the heat dissipation assembly comprises silicone grease (5) and an air duct (7), a fan (8) and a filter screen (9) are arranged on the inner side of the air duct (7), a temperature control assembly is arranged at the bottom of the electronic ballast circuit board (2), the temperature control assembly comprises a sleeve (11) and a piston (12), an automatic power-off assembly is arranged on the inner side of the sleeve (11), and the automatic power-off assembly comprises an electrode plate (14) and a bayonet lock (15).
2. An explosion-proof electronic ballast according to claim 1, wherein: the electronic ballast circuit board (2) is arranged on the inner side of the explosion-proof shell (1) through bolts, wiring (10) are arranged at two ends of the explosion-proof shell (1), and one end of the wiring (10) penetrates through the explosion-proof shell (1) and extends to the inner side of the explosion-proof shell (1).
3. An explosion-proof electronic ballast according to claim 2, wherein: the bottom of aluminum plate (3) is welded on the inner wall of the bottom of explosion-proof shell (1) through pillar (4), pillar (4) evenly distributed is in the bottom of aluminum plate (3), silicone grease (5) bond at the top of aluminum plate (3), silicone grease (5) card is in the bottom of electronic ballast circuit board (2).
4. An explosion-proof electronic ballast according to claim 3, wherein: the electronic ballast is characterized in that through holes (6) are formed in two ends of the electronic ballast circuit board (2) and the aluminum plate (3), the air duct (7) is welded to the top of one end of the explosion-proof shell (1), and an opening is formed in the top of the other end of the explosion-proof shell (1).
5. The explosion-proof electronic ballast as set forth in claim 4, wherein: the filter screen (9) is installed on the top of dryer (7) and open-ended inner wall respectively through the bolt, fan (8) are through the inboard of bolt installation dryer (7), dryer (7) are located the top of opening (6), welding has baffle (18) on the inner wall at the top of explosion-proof shell (1).
6. An explosion-proof electronic ballast according to claim 5, wherein: the sleeve (11) is clamped at the bottom of the electronic ballast circuit board (2), the silicone grease (5) is wrapped on the outer side of the sleeve (11), one end of the sleeve (11) penetrates through the aluminum plate (3) and is communicated with the inner side of the explosion-proof shell (1), and the piston (12) is clamped on the inner side of one end of the sleeve (11).
7. The explosion-proof electronic ballast as set forth in claim 6, wherein: the electrode plate (14) is welded on the inner wall of the sleeve (11), the electrode plate (14) is clamped on the outer side of the piston (12), one side of the piston (12) is connected with the inner wall of the sleeve (11) through a first spring (13), the wiring (10) is electrically connected with the electrode plate (14), and the electrode plate (14) is connected with the electronic ballast circuit board (2) through an electric wire.
8. The explosion-proof electronic ballast as set forth in claim 7, wherein: clamping grooves (17) are formed in the bottoms of the electrode plates (14) and the sleeves (11), bayonets are formed in the inner sides of the pistons (12), the top ends of the clamping pins (15) are clamped in the inner sides of the bayonets, the top ends of the clamping pins (15) are connected with the inner walls of the tops of the bayonets through springs II (16), and the bottom ends of the clamping pins (15) penetrate through the bayonets and extend to the inner sides of the clamping grooves (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320003370.5U CN219204729U (en) | 2023-01-03 | 2023-01-03 | Explosion-proof electronic ballast |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320003370.5U CN219204729U (en) | 2023-01-03 | 2023-01-03 | Explosion-proof electronic ballast |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219204729U true CN219204729U (en) | 2023-06-16 |
Family
ID=86724154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320003370.5U Active CN219204729U (en) | 2023-01-03 | 2023-01-03 | Explosion-proof electronic ballast |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219204729U (en) |
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2023
- 2023-01-03 CN CN202320003370.5U patent/CN219204729U/en active Active
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