Anti-explosion LED lamp capable of improving sealing effect
By combining a labyrinthine sealing structure with an O-ring, the problem of poor sealing performance of explosion-proof LED lights in humid environments is solved, extending their service life and maintaining their illumination effect.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-30
- Publication Date
- 2026-03-27
AI Technical Summary
Existing explosion-proof LED lights are susceptible to penetration by humid air or water vapor in humid environments, which affects the sealing of the lamp and the lifespan of the LED chips.
By employing a combination of a labyrinthine sealing structure and O-rings, a multi-layered sealing mechanism is constructed through the cooperation of the first, second, and third sealing parts with the recess, enhancing the sealing performance of the lampshade and providing additional sealing protection through the O-rings.
It significantly improves the overall sealing of the lamp, ensures dryness inside the lampshade, extends the lifespan of the LED light panel, and maintains the lighting effect of the lamp.
Smart Images
Figure CN224050337U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of explosion -proof, especially to an explosion -proof LED lamp that improves sealing effect. BACKGROUND
[0002] LED explosion -proof lamp is one kind of explosion -proof lamp, its principle is same with explosion -proof lamp, only light source is LED light source, is the lamp that takes various specific measures in order to prevent igniting surrounding explosive mixture such as explosive gas environment, explosive dust environment, gas, LED explosion -proof lamp is the most energy -conserving explosion -proof lamp at present, is widely used in oil field, power plant, chemical plant, petroleum, army.
[0003] When explosion -proof lamp is in the case of humid environment, with the lapse of time, humid air or water vapor will gradually penetrate into the gap between lampshade and explosion -proof shell, and then form water mist or water droplets on the inner surface of lampshade. This not only reduces the illumination effect of the lamp, but also adversely affects the service life of the LED lamp beads. Therefore, the applicant has made a beneficial design and found a method to solve the above problems. The technical scheme to be introduced below is produced in this background. SUMMARY
[0004] The utility model discloses a product that improves sealing property and service life is provided to overcome the deficiency of the design in the above -mentioned background art.
[0005] To solve the above problems, the utility model adopts the following technical scheme.
[0006] An explosion -proof LED lamp that improves sealing effect, including explosion -proof shell, lampshade, the explosion -proof shell is equipped with the first sunken groove, the first sunken groove is equipped with the second sunken groove, the third sunken groove, the lampshade is equipped with the first sealing part, and abuts the first sunken groove, the lampshade is equipped with the second sealing part, the third sealing part, the second sealing part is embedded into the second sunken groove, the third sealing part is embedded into the third sunken groove, the second sealing part and the inner wall of the second sunken groove are equipped with the O type sealing ring, the third sealing part and the inner wall of the third sunken groove are equipped with the O type sealing ring.
[0007] Preferably, it further includes an LED lamp panel, which is fixedly installed on the end face of the third sealing part.
[0008] Preferably, a sealing washer is arranged between the first sealing part and the end face of the first sunken groove.
[0009] Preferably, the lampshade is provided with a flange part and is fixed to the end face of the explosion -proof shell.
[0010] Preferably, the second sunken groove is located close to the inner wall of the first sunken groove, and the third sunken groove is located at the axial center of the first sunken groove. Preferably, the second sunken groove is located close to the inner wall of the first sunken groove, and the third sunken groove is located at the axial center of the first sunken groove.
[0011] Advantages:
[0012] Compared with the prior art, the utility model has the advantages that:
[0013] The utility model discloses, through the cooperation of first sealing portion, second sealing portion, third sealing portion and first sink, second sink, third sink, has built the labyrinth seal structure, and formed multiple sealing grooves, effectively prevented the penetration of outside humid air or water vapor, in addition, through the O type sealing ring provided additional sealing guarantee, further enhanced the ability of preventing the humid air and water vapor to enter the lampshade, through multiple sealing mechanism, effectively overcome the problem that the explosion -proof lamp in the prior art is easily affected by water vapor under the humid environment, significantly improved the overall sealing property of the lamp, ensured the dryness in the lampshade and the stable operation of LED lamp board, thereby prolonging its service life, and guarantee the illumination effect of the lamp, make the product have the advantages such as improving the sealing property, improve the service life. BRIEF DESCRIPTION OF DRAWINGS
[0014] Figure 1 It is the side surface sectional structure schematic diagram of the utility model of one kind for improving the sealing effect of explosion -proof LED lamp;
[0015] Figure 2 It is the utility model Figure 1 of one kind for improving the sealing effect of explosion -proof LED lamp's partial enlarged view A;
[0016] The corresponding relationship between the various figure marks and component names in the drawing is as follows:
[0017] Mark: 1, explosion -proof shell;2, lampshade;3, O type sealing ring;4, LED lamp board;5, sealing washer;11, first sink;12, second sink;13, third sink;14, flange portion;21, first sealing portion;22, second sealing portion;23, third sealing portion. DETAILED DESCRIPTION
[0018] The technical solutions of the utility model will be described clearly and completely below in conjunction with embodiments, and obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.
[0019] In the description of the utility model, it needs to be understood that the directions or position relations indicated by the terms such as ''up'', ''down'', ''left'', ''right'' in the specification are based on the directions or position relations shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model.
[0020] In the embodiments of the utility model, ''and / or'' is only a description of the association relationship of the associated objects, which means that there can be three relationships, for example, A and / or B can mean that there are three cases of A alone, A and B together, and B alone.In addition, the character '' / '' in this paper generally represents that the front and rear associated objects are in an ''or'' relationship.
[0021] Reference example Figure 1 、 Figure 2 An explosion-proof LED lamp capable of improving sealing effect, comprising an explosion-proof shell 1 and a lampshade 2, the explosion-proof shell 1 is provided with a first sink 11, the first sink 11 is provided with a second sink 12 and a third sink 13, the lampshade 2 is provided with a first sealing part 21 and abuts against the first sink 11, the lampshade 2 is provided with a second sealing part 22 and a third sealing part 23, the second sealing part 22 is embedded in the second sink 12, the third sealing part 23 is embedded in the third sink 13, O-shaped sealing rings 3 are arranged between the second sealing part 22 and the inner wall of the second sink 12 and between the third sealing part 23 and the inner wall of the third sink 13, a labyrinth sealing structure is formed by the cooperation of the first sealing part 21, the second sealing part 22, the third sealing part 23 and the first sink 11, the second sink 12 and the third sink 13, and a plurality of sealing grooves are formed, which effectively prevent the penetration of external humid air or water vapor; in addition, the O-shaped sealing rings 3 provide additional sealing protection, further enhancing the ability to prevent humid air and water vapor from entering the lampshade 2; through the multiple sealing mechanism, the problem that the explosion-proof lamp is easily affected by water vapor in a humid environment in the prior art is effectively overcome, the overall sealing performance of the lamp is significantly improved, the dryness inside the lampshade 2 and the stable operation of the LED lamp panel 4 are ensured, thereby prolonging the service life and ensuring the illumination effect of the lamp, so that the product has the advantages of improving the sealing performance and prolonging the service life.
[0022] It is worth mentioning that the LED lamp panel 4 is installed and fixed on the end face of the third sealing part 23.
[0023] It is worth mentioning that the first sealing part 21 and the end face of the first sink 11 are provided with a sealing gasket 5.
[0024] It is worth mentioning that the lampshade 2 is provided with a flange part 14 and is fixed on the end face of the explosion-proof shell 1, the flange part 14 is tightly connected with the explosion-proof shell 1 through screws, the first sealing part 21 presses the sealing washer 5 tightly in the first sink 11, further prevents the outside humid air, water vapor from entering into the lampshade 2, and further improves the sealing performance;
[0025] It is worth mentioning that the second sink 12 is located close to the inner wall of the first sink 11, and the third sink 13 is located at the axial position of the first sink 11.
[0026] The above is further detailed description of the utility model in combination with specific embodiments, and cannot be determined that the specific implementation of the utility model is limited to these descriptions. For ordinary skilled in the art to which the utility model belongs, without departing from the concept of the utility model, a number of simple deductions or substitutions can be made, and all should be regarded as belonging to the protection scope determined by the claims submitted by the utility model.
Claims
1. An explosion-proof LED lamp with improved sealing effect, comprising an explosion-proof shell (1), a lampshade (2), characterized in that: The explosion-proof shell (1) is provided with a first sink (11), the first sink (11) is provided with a second sink (12), a third sink (13), the lampshade (2) is provided with a first sealing part (21), and abuts the first sink (11), the lampshade (2) is provided with a second sealing part (22), a third sealing part (23), the second sealing part (22) is embedded in the second sink (12), the third sealing part (23) is embedded in the third sink (13), the second sealing part (22) and the inner wall of the second sink (12) are provided with O type sealing ring (3), the third sealing part (23) and the inner wall of the third sink (13) are provided with O type sealing ring (3).
2. The explosion-proof LED lamp with improved sealing according to claim 1, characterized in that: Further comprising LED lamp board (4), the LED lamp board (4) is fixedly installed on the end face of the third sealing part (23).
3. The explosion-proof LED lamp with improved sealing according to claim 1, characterized in that: The first sealing part (21) and the end face of the first sink (11) are provided with sealing washer (5).
4. The explosion-proof LED lamp with improved sealing according to claim 1, characterized in that: The lampshade (2) is provided with a flange part (14), and is fixed on the end face of the explosion-proof shell (1).
5. The explosion-proof LED lamp with improved sealing according to claim 1, wherein: The second sink (12) is close to the position of the inner wall of the first sink (11), and the third sink (13) is located at the axial position of the first sink (11).