LED explosion-proof lamp with high sealing performance

Abstract

The utility model discloses an LED explosion-proof lamp with high sealing performance. The LED explosion-proof lamp comprises an LED base, a threaded inner sleeve, an inner sealing lampshade, a sealing ring groove, an elastic sealing ring, an annular sealing skirt edge, an outer sealing lampshade, an outer protective cover, a sealing wiring groove, an elastic threaded plug and a necking threading hole. According to the LED explosion-proof lamp, the sealing performance of the LED explosion-proof lamp can be effectively improved through cooperation of multiple sealing structures, the stability of the sealing structures is effectively improved through cooperation of the outer protective cover and the elastic anti-seismic structure, and the explosion-proof performance of the LED explosion-proof lamp is remarkably improved.

Description

[Technical field]

[0001] The utility model relates to the technical field of LED explosion-proof lamps, in particular to the technical field of high-sealing LED explosion-proof lamps. [Background technology]

[0002] Explosion-proof lamps are used in dangerous places where flammable gases and dust exist. They can prevent the arc, sparks and high temperature that may be generated inside the lamp from igniting the flammable gases and dust in the surrounding environment, thereby meeting the explosion-proof requirements. With the development of LED technology, the luminous flux of single-grain LEDs continues to increase, and it will become a trend for LEDs to replace traditional light sources. With the increase in the use of LED explosion-proof lamps, the sealing performance of LED explosion-proof lamps has become a key factor affecting the explosion-proof performance. Therefore, it is necessary to study a highly sealed LED explosion-proof lamp. [Contents of the utility model]

[0003] The purpose of the utility model is to solve the problems in the prior art and to propose a highly sealed LED explosion-proof lamp, which can effectively improve the sealing performance of the LED explosion-proof lamp through the cooperation of multiple sealing structures, and effectively improve the stability of the sealing structure through the external protective cover and the elastic anti-seismic structure, so that the explosion-proof performance of the LED explosion-proof lamp is significantly improved.

[0004] In order to achieve the above-mentioned purpose, the utility model proposes a highly sealed LED explosion-proof lamp, including an LED base, a threaded inner sleeve, an inner sealed lampshade, a sealing ring groove, an elastic sealing ring, an annular sealing skirt, an outer sealed lampshade, an outer shield, a sealed wiring groove, an elastic threaded plug and a necked threading hole, wherein the bottom of the LED base is provided with a threaded inner sleeve, the bottom of the threaded inner sleeve is threadedly connected with the inner sealed lampshade, the outer side of the threaded inner sleeve is surrounded by a sealing ring groove, an elastic sealing ring is installed in the sealing ring groove, and the inner side surface of the elastic sealing ring is evenly ringed. A plurality of annular sealing skirts are arranged around the inner sealed lampshade, and the annular sealing skirts are evenly fitted with the outer side wall of the inner sealed lampshade. The outer side of the inner sealed lampshade is covered with an outer sealed lampshade. The top of the outer sealed lampshade is threadedly sleeved on the LED base. The top of the LED base is surrounded by an external protective cover. A sealed wiring groove is arranged in the LED base, and an elastic threaded plug is arranged on the top of the sealed wiring groove. The lower part of the elastic threaded plug is provided with a threaded part whose bottom end gradually shrinks, and a necked threading hole is axially penetrated in the elastic threaded plug.

[0005] Preferably, the cross-sectional shape of the elastic sealing ring is L-shaped, and the elastic sealing ring abuts against the top end of the inner sealing lampshade.

[0006] Preferably, the cross-sectional shape of the annular sealing skirt is an isosceles triangle, and the annular sealing skirt and the elastic sealing ring are an integrated structure.

[0007] Preferably, the inner sealed lampshade and the outer sealed lampshade do not contact each other, and both the inner sealed lampshade and the outer sealed lampshade are heat-conducting lampshades.

[0008] Preferably, a sealing gasket is provided at the connection between the outer sealed lampshade and the LED base.

[0009] Preferably, the elastic threaded plug is an external hexagonal insulating rubber threaded plug.

[0010] The beneficial effects of the utility model: the utility model combines an LED base, a threaded inner sleeve, an inner sealed lampshade, a sealing ring groove, an elastic sealing ring, an annular sealing skirt, an outer sealed lampshade, an external protective cover, a sealed wiring groove, an elastic threaded plug and a necked wire hole, and after experimental optimization, can effectively improve the sealing performance of the LED explosion-proof lamp through the cooperation of multiple sealing structures, and effectively improve the stability of the sealing structure through the external protective cover and the elastic anti-seismic structure, and the explosion-proof performance of the LED explosion-proof lamp is significantly improved.

[0011] The features and advantages of the present invention will be described in detail through embodiments in conjunction with the accompanying drawings.

Brief Description of the Drawings

[0012] Figure 1 The utility model is a structural schematic diagram of a high-sealing LED explosion-proof lamp.

[0013] In the figure: 1-LED base, 2-threaded inner sleeve, 3-inner sealed lampshade, 4-sealed ring groove, 5-elastic sealing ring, 6-annular sealing skirt, 7-outer sealed lampshade, 8-outer protective cover, 9-sealed wiring groove, 10-elastic threaded plug, 11-neck threading hole. [Specific implementation method]

[0014] See also Figure 1The utility model discloses a highly sealed LED explosion-proof lamp, comprising an LED base 1, a threaded inner sleeve 2, an inner sealed lampshade 3, a sealing ring groove 4, an elastic sealing ring 5, an annular sealing skirt 6, an outer sealed lampshade 7, an outer protective cover 8, a sealed wiring groove 9, an elastic threaded plug 10 and a necked threading hole 11. The bottom of the LED base 1 is provided with a threaded inner sleeve 2, the bottom of the threaded inner sleeve 2 is threadedly connected with the inner sealed lampshade 3, the outer side of the threaded inner sleeve 2 is surrounded by a sealing ring groove 4, an elastic sealing ring 5 is installed in the sealing ring groove 4, a plurality of annular sealing skirts 6 are evenly arranged around the inner side surface of the elastic sealing ring 5, the annular sealing skirt 6 is evenly fitted with the outer side wall of the inner sealed lampshade 3, the outer side of the inner sealed lampshade 3 is covered with an outer sealed lampshade 7, the top threaded sleeve of the outer sealed lampshade 7 is arranged on the LED base 1, the LED An external protective cover 8 is arranged around the top of the base 1, a sealed wiring groove 9 is arranged in the LED base 1, an elastic threaded plug 10 is arranged on the top of the sealed wiring groove 9, a threaded portion with a gradually contracting bottom end is arranged at the lower part of the elastic threaded plug 10, a necked threading hole 11 is axially penetrated in the elastic threaded plug 10, the cross-sectional shape of the elastic sealing ring 5 is L-shaped, the elastic sealing ring 5 conflicts with the top of the inner sealed lampshade 3, the cross-sectional shape of the annular sealing skirt 6 is an isosceles triangle, the annular sealing skirt 6 and the elastic sealing ring 5 are an integrated structure, the inner sealed lampshade 3 and the outer sealed lampshade 7 do not contact each other, the inner sealed lampshade 3 and the outer sealed lampshade 7 are both heat-conducting lampshades, a sealing gasket is arranged at the connection between the outer sealed lampshade 7 and the LED base 1, and the elastic threaded plug 10 is an outer hexagonal insulating rubber threaded plug.

[0015] The utility model combines an LED base 1, a threaded inner sleeve 2, an inner sealed lampshade 3, a sealing ring groove 4, an elastic sealing ring 5, an annular sealing skirt 6, an outer sealed lampshade 7, an external protective cover 8, a sealed wiring groove 9, an elastic threaded plug 10 and a necked threading hole 11, and after experimental optimization, can effectively improve the sealing performance of the LED explosion-proof lamp through the cooperation of multiple sealing structures, effectively improve the stability of the sealing structure through the external protective cover 8 and the elastic anti-seismic structure, and the explosion-proof performance of the LED explosion-proof lamp is significantly improved.

[0016] The above embodiments are intended to illustrate the present invention, not to limit the present invention. Any solution that is a simple transformation of the present invention falls within the protection scope of the present invention.

Claims

1. A highly sealed LED explosion-proof lamp, characterized by: The invention comprises an LED base (1), a threaded inner sleeve (2), an inner sealed lampshade (3), a sealing ring groove (4), an elastic sealing ring (5), an annular sealing skirt (6), an outer sealed lampshade (7), an outer protective cover (8), a sealed wiring groove (9), an elastic threaded plug (10) and a necked threading hole (11), wherein the bottom of the LED base (1) is provided with a threaded inner sleeve (2), the bottom of the threaded inner sleeve (2) is threadedly connected with the inner sealed lampshade (3), the outer side of the threaded inner sleeve (2) is surrounded by a sealing ring groove (4), an elastic sealing ring (5) is installed in the sealing ring groove (4), and the inner side surface of the elastic sealing ring (5) is evenly surrounded by a plurality of annular sealing The skirt (6) is evenly fitted with the outer wall of the inner sealed lampshade (3); the outer side of the inner sealed lampshade (3) is covered with an outer sealed lampshade (7); the top of the outer sealed lampshade (7) is threadedly sleeved on the LED base (1); the top of the LED base (1) is surrounded by an external protective cover (8); a sealed wiring groove (9) is provided in the LED base (1); the top of the sealed wiring groove (9) is provided with an elastic threaded plug (10); the lower part of the elastic threaded plug (10) is provided with a threaded portion with a gradually contracting bottom end; and a necked threading hole (11) is axially penetrated in the elastic threaded plug (10).

2. A highly sealed LED explosion-proof lamp as claimed in claim 1, characterized in that: The cross-sectional shape of the elastic sealing ring (5) is L-shaped, and the elastic sealing ring (5) abuts against the top end of the inner sealing lampshade (3).

3. The highly sealed LED explosion-proof lamp according to claim 1, characterized in that: The cross-sectional shape of the annular sealing skirt (6) is an isosceles triangle, and the annular sealing skirt (6) and the elastic sealing ring (5) are an integrated structure.

4. The highly sealed LED explosion-proof lamp according to claim 1, characterized in that: The inner sealed lampshade (3) and the outer sealed lampshade (7) do not contact each other, and both the inner sealed lampshade (3) and the outer sealed lampshade (7) are heat-conducting lampshades.

5. The highly sealed LED explosion-proof lamp according to claim 1, characterized in that: A sealing gasket is provided at the connection between the outer sealed lampshade (7) and the LED base (1).

6. The highly sealed LED explosion-proof lamp according to claim 1, characterized in that: The elastic threaded plug (10) is an external hexagonal insulating rubber threaded plug.

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