CN217784966U - Easily radiating explosion-proof high dome lamp - Google Patents

Abstract

The utility model belongs to the technical field of the illumination, especially, relate to an explosion-proof high dome lamp of easy heat dissipation. The lamp shade comprises a lamp shade, wherein a first through hole and a second through hole which penetrate through the lamp shade are formed in the inner end face of the lamp shade, and a radiator is arranged on the outer end face of the lamp shade and consists of a plurality of radiating fins; the lamp panel assembly is arranged on the inner end face of the lampshade and avoids the second through hole; the lens is covered on the lamp panel component, and air holes are formed in the positions, corresponding to the second air holes, of the lens; the first sealing ring and the second sealing ring are arranged between the lens and the inner end surface of the lampshade, the first sealing ring is arranged at the edge of the lens, and the second sealing ring surrounds the air holes and is larger than the second air holes; locate the power supply module on the radiator, power supply module is connected and sealed the processing in first through-hole department through first through-hole and lamp plate subassembly electricity. The utility model discloses can provide long-time illumination support for the explosive environment, optimize the radiating effect, prolong the life of lamps and lanterns.

Description

Easily radiating explosion-proof high dome lamp

Technical Field

The utility model belongs to the technical field of the illumination, especially, relate to an explosion-proof high dome lamp of easy heat dissipation.

Background

A high-dome lamp is a lamp for providing fixed lighting for indoor places such as factory warehouses or indoor stadiums, but such a lamp is difficult to apply to explosive environments such as mines, oil extraction, metallurgy, and the like where explosive gases exist. Meanwhile, the common high-ceiling lamp is not ideal in heat dissipation effect, and the lamp is used as a lamp for a long time, and the service life of the lamp is easily shortened when the lamp is at a high temperature for a long time.

Therefore, there is a need for an explosion-proof high-top lamp which can be applied to explosive environment and has good heat dissipation effect and easy heat dissipation.

Disclosure of Invention

An object of the utility model is to prior art not enough, provide an easy radiating explosion-proof high dome lamp, can provide long-time illumination support for the explosive environment, optimize the radiating effect, prolong the life of lamps and lanterns.

In order to realize the purpose, the utility model adopts the following technical scheme:

an explosion-proof high dome lamp with easy heat dissipation, comprising:

the lamp shade is characterized in that a first through hole and a second through hole penetrating through the lamp shade are formed in the inner end face of the lamp shade, a radiator is arranged on the outer end face of the lamp shade, and the radiator is composed of a plurality of radiating fins;

the lamp panel assembly is arranged on the inner end face of the lampshade and avoids the second through hole;

the lens covers the lamp panel assembly, and air holes are formed in the positions, corresponding to the second air holes, of the lens;

the first sealing ring and the second sealing ring are arranged between the lens and the inner end face of the lampshade, the first sealing ring is arranged at the edge of the lens, and the second sealing ring surrounds the air hole and is larger than the second through hole;

locate power supply module on the radiator, power supply module pass through first through-hole with the lamp plate subassembly electricity is connected and is in first through-hole department sealing process.

Further, the lamp plate assembly comprises a substrate and lamp beads fixed on the substrate, the power supply assembly is electrically connected with the substrate, and the lamp plate assembly is located in a light source cavity formed by the inner end face of the lampshade, the lens, the first sealing ring and the second sealing ring in a surrounding mode.

Furthermore, the plurality of radiating fins are radially arranged from the center position of the outer end face of the lampshade to the edge direction.

Further, the first through hole and the second through hole are located in the center of the radiator, and the radiating fins avoid the first through hole and the second through hole.

Preferably, the outer end surface of the lamp cover is a slope surface which inclines from the center position of the lamp cover to the edge.

Preferably, the edge of the lampshade is provided with a skirt.

Furthermore, a Glan head is arranged at the first through hole.

Furthermore, the power supply assembly comprises a shell and a circuit board arranged in the shell, and the interior of the shell is sealed by glue.

Furthermore, the top of the shell is provided with a threaded lifting ring, the threaded lifting ring comprises a threaded column connected with the shell in a threaded manner and a lifting ring fixed on the threaded column, a third through hole is formed in the threaded column, and a wire of the power supply assembly extends out of the shell through the third through hole.

Furthermore, the outer end face of the lampshade is provided with a U-shaped support, two ends of the U-shaped support are rotatably connected with the lampshade, and the wire penetrates through the symmetrical axis of the U-shaped support.

The utility model has the advantages that:

the utility model discloses a set up lamp plate subassembly and lens at the interior terminal surface of lamp shade to set up first sealing washer and second sealing washer including sealing the lamp plate subassembly, seal the processing in first through-hole department simultaneously, avoided the direct contact of lamp plate subassembly with the outside air, make high dome lamp can be applied to explosive environment; the radiator consisting of the plurality of radiating fins is arranged on the outer end face of the lampshade, the second through hole is formed in the lampshade, the corresponding air holes are formed in the lens, so that when the radiator radiates heat, part of heat inside the radiator can be radiated to one side of the inner end face of the lampshade through the second through hole and the air holes, and the radiating effect is enhanced; the radiating fins are radially arranged from the center to the edge, so that the air convection capacity is improved; the second through hole is arranged in the center of the radiator, so that the heat in the middle of the radiator can be conveniently dissipated to one side of the inner end face of the lampshade through the second through hole; the outer end face of the lampshade is set to be a slope face, so that dust and water are not easy to accumulate; the skirt edge is arranged at the edge of the lampshade to limit the irradiation angle of the lamp panel assembly, so that an anti-dazzle effect is achieved; the fastening and sealing of the electric wire passing through the first through hole are realized by arranging the Glan head; the power supply assembly is internally sealed by glue, so that the circuit board is protected from the influence of external moisture environment, and the heat of the circuit board can be conducted to the shell through the glue; two mounting modes of ceiling mounting and bracket mounting are provided by arranging the lifting ring and the U-shaped bracket; through the third through hole, the lead can extend out of the shell conveniently and is not easy to be impacted by foreign matters; the utility model discloses can provide long-time illumination support for the explosive environment, optimize the radiating effect, prolong the life of lamps and lanterns.

Drawings

Fig. 1 is an explosion structure diagram of an explosion-proof high dome lamp easy to dissipate heat according to the present invention;

fig. 2 is a cross-sectional view of the explosion-proof high dome lamp of the present invention with easy heat dissipation;

fig. 3 is an enlarged view of a portion a of fig. 2 of the present invention;

fig. 4 is an enlarged view of portion B of fig. 2 of the present invention;

fig. 5 is a schematic structural view of the threaded hanging ring of the explosion-proof high dome lamp easy to dissipate heat according to the present invention;

fig. 6 is a schematic structural view of the explosion-proof high dome lamp easy to dissipate heat according to the present invention;

the labels in the figure are: 1-lampshade, 110-first through hole, 120-second through hole and 130-skirt; 2-heat sink, 210-heat sink; 3-a lamp panel assembly; 4-lens, 410-vent; 5-a first sealing ring; 6-a second sealing ring; 7-power supply assembly, 710-conductor; 8-glan head; 9-a threaded lifting ring, 910-a threaded column, 911-a third through hole and 920-a lifting ring; 10-U type bracket.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the device or element so 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.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1 to 6, an embodiment of an explosion-proof high-top lamp with easy heat dissipation according to the present invention is shown.

Referring to fig. 1 and 6, an explosion-proof high-dome lamp with easy heat dissipation includes:

the lamp shade comprises a lamp shade 1, wherein a first through hole 110 and a second through hole 120 penetrating through the lamp shade 1 are formed in the inner end face of the lamp shade 1, a radiator 2 is arranged on the outer end face of the lamp shade 1, and the radiator 2 is composed of a plurality of radiating fins 210;

the lamp panel assembly 3 is arranged on the inner end face of the lampshade 1, and the lamp panel assembly 3 avoids the second through hole 120;

a lens 4 covering the lamp panel component 3, wherein the lens 4 is provided with a vent hole 410 at a position corresponding to the second vent hole 120;

the first sealing ring 5 and the second sealing ring 6 are arranged between the lens 4 and the inner end face of the lampshade 1, the first sealing ring 5 is arranged at the edge of the lens 4, and the second sealing ring 6 surrounds the air hole 410 and is larger than the second air hole 120;

and the power supply component 7 is arranged on the radiator 2, and the power supply component 7 is electrically connected with the lamp panel component 3 through the first through hole 110 and is sealed at the first through hole 110.

Referring to fig. 2 and fig. 3, in the above embodiment, the end surface of the lampshade 1 is provided with the second through hole 120, the lamp panel assembly 3 is mounted on the inner end surface of the lampshade 1 and is kept away from the second through hole 120, the lens 4 covers the lamp panel assembly 3, the first sealing ring 5 is arranged between the edge of the lens 4 and the inner end surface of the lampshade 1, and water or air can be prevented from entering the space between the edge of the lens 4 and the inner end surface of the lampshade 1 and contacting the lamp panel assembly 3; the lens 4 is provided with an air hole 410 at a position corresponding to the second through hole 120, so that a part of heat inside the radiator 2 can be radiated to one side of the inner end surface of the lampshade 1 through the second through hole 120 and the air hole 410 when radiating; referring to fig. 4, the second sealing ring 6 surrounding the air holes 410 seals between the area of the air holes 410 and the lamp panel assembly 3, so as to prevent water or air from contacting the lamp panel assembly 3 from the area of the air holes 410; power supply module 7 is connected and is sealed the processing in first through-hole 110 department through first through-hole 110 and lamp plate assembly 3 electricity to realize lamp plate assembly 3's between lamp shade 1's the interior terminal surface and the lens 4 sealed, when high dome lamp during operation, can avoid lamp plate assembly 3 and outside air's direct contact, make high dome lamp can be applied to explosive environment.

Referring to fig. 2, a heat sink 2 composed of a plurality of heat dissipation fins 210 is disposed on an outer end surface of the lamp shade 1, so as to facilitate heat dissipation of the lamp shade 1; the power supply assembly 7 is arranged on the radiator 2, a space for air convection is reserved between the power supply assembly 7 and the lampshade 1, and when the radiator 2 radiates, part of heat inside the radiator can be radiated to one side of the inner end face of the lampshade 1 through the second through holes 120 and the air holes 410, so that the radiating effect is enhanced.

Referring to fig. 1, in the above embodiment, the lamp panel assembly 3 includes a substrate and a lamp bead fixed on the substrate, the power supply assembly 7 is electrically connected to the substrate, and the lamp panel assembly 3 is located in a light source cavity surrounded by an inner end surface of the lamp shade 1, the lens 4, the first seal ring 5, and the second seal ring 6; in an embodiment, the power supply module 7 may have a plurality of substrates, each substrate may have a plurality of beads, the plurality of substrates may be mounted on the inner end surface of the lamp housing 1 while avoiding the second through holes 120, or the substrates may have holes while avoiding the second through holes 120; in this embodiment, the power module 7 has only 1 substrate, and the substrate is provided with a plurality of lamp beads, and the opening on the substrate avoids the second through hole 120, so that a part of heat inside the heat sink 2 can be dissipated to one side of the inner end surface of the lampshade 1 through the second through hole 120, the opening on the substrate, and the air holes 410 on the lens 4.

Referring to fig. 6, in the above embodiment, the plurality of heat dissipation fins 210 are radially arranged from the center position of the outer end surface of the lamp housing 1 toward the edge direction. The radiating fins 210 are radially arranged from the center to the edge, so that the air convection capacity is improved, the first through holes 110 and the second through holes 120 are located at the center of the radiator 2, and the radiating fins 210 avoid the first through holes 110 and the second through holes 120, so that when air convection is conducted for radiating, part of heat can be radiated to one side of the inner end face of the lampshade 1 through the second through holes 120 and the air holes 410, and the radiating effect is improved; in the embodiment, the lampshade 1 and the radiator 2 are of an integrally formed structure, and heat generated by the substrate of the lamp panel assembly 3 can be directly transferred to the radiator 2 through the lampshade 1.

The lamp shade 1 of common high dome lamp easily accumulates the dust, is difficult for removing dust, and maintainability is poor, and product property performance decay is quick, and in this embodiment, the outer terminal surface of lamp shade 1 is the slope, refers to figure 6, and the central point from lamp shade 1 puts toward the edge slope, makes the outer terminal surface of lamp shade 1 be difficult for the deposition ash, also is difficult for ponding after the rainwater erodees, and easy to maintain slows down the speed that product property performance decays. The skirt edge 130 is arranged at the edge of the lampshade 1, so that the irradiation range of the lamp panel assembly 3 can be limited, light rays outside the irradiation range are prevented from entering the sight of human eyes, and an anti-dazzle effect is achieved; the LED floodlight can be used for floodlighting and light projection lighting in various areas such as large-scale factory buildings, workshops, warehouses, tank areas, outfield equipment areas, operation areas, ports, lighthouse light bridges, ceilings and the like.

Referring to fig. 3 and 4, in the above embodiment, the flange head 8 is disposed at the first through hole 110, so as to fasten and seal the electric wire passing through the first through hole 110, and prevent air and water from entering the lamp panel assembly 3 through the first through hole 110; the wire is locked through the gland head 8, so that the wire does not generate axial displacement and radial rotation, normal connection of the wire is ensured, the dustproof and waterproof effects are achieved, and the gland is suitable for environments with explosive gases in mines, oil exploitation, metallurgy and the like.

In the above embodiment, the power module 7 includes a housing and a circuit board mounted in the housing, and the inside of the housing is sealed by a sealant. The internal glue sealing treatment of the power supply module 7 can protect the circuit board from being influenced by external water and gas environment, and meanwhile, heat generated by the circuit board during working can be transmitted to the shell through the glue, so that the heat dissipation capability is improved, and the related requirements of GB3836 glue sealing explosion-proof type are met; the power supply module 7 forms a sealed electric cavity inside, and the inner end surface of the lampshade 1 and the light source cavity formed by the lens 4 realize the separation of the electric cavity and the light source cavity.

Referring to fig. 5, in the above embodiment, the top of the casing is provided with a threaded hanging ring 9, the threaded hanging ring 9 comprises a threaded column 910 in threaded connection with the casing and a hanging ring 920 fixed on the threaded column 910, the threaded column 910 is provided with a third through hole 911, and the conducting wire 710 of the power module 7 extends out of the casing through the third through hole 911. The threaded hanging ring 9 can provide a mounting mode for ceiling mounting for the high dome lamp, and the third through hole 911 in the threaded hanging ring 9 facilitates the lead 710 to extend out of the shell; if the wire 710 extends from other positions of the housing, such as a side surface, the wire 710 may be pulled when the overhead lamp swings due to wind, and the overhead lamp may collide with a foreign object when swinging, so that the possibility that the wire 710 collides with the foreign object is also increased; the wire 710 extending from the threaded column 910 is closer to the hanging ring 920, so that the wire is less pulled when swinging, and is less likely to be impacted; the wires 710 extending from the threaded post 910 can therefore reduce the likelihood of being struck by foreign objects as compared to wires extending directly from other locations of the housing.

In the above embodiment, the outer end surface of the lamp shade 1 is provided with the U-shaped bracket 10, two ends of the U-shaped bracket 10 are rotatably connected with the lamp shade 1, the conducting wire 710 passes through the symmetrical axis of the U-shaped bracket 10, the U-shaped bracket 10 can provide a bracket mounting manner for the high dome lamp, and the rotatable U-shaped bracket 10 is convenient for adjusting the illumination angle; specifically, the U-shaped bracket 10 is provided with a fixing hole for a screw to pass through, and the high-ceiling lamp can be fixed on a planar wall surface or a steel structure surface by the screw to be installed.

In summary, in the explosion-proof high-top lamp easy to dissipate heat provided by the present embodiment, the lamp panel assembly 3 and the lens 4 are disposed on the inner end surface of the lamp shade 1, the first sealing ring 5 and the second sealing ring 6 are disposed to seal the lamp panel assembly 3 inside, and meanwhile, the first through hole 110 is sealed, so that the lamp panel assembly 3 is prevented from directly contacting with the outside air, and the high-top lamp can be applied to an explosive environment; the radiator 2 consisting of the plurality of radiating fins 210 is arranged on the outer end face of the lampshade 1, the second through hole 120 is formed in the lampshade 1, and the corresponding air holes 410 are formed in the lens 4, so that when the radiator 2 radiates, part of heat inside the radiator can be radiated to one side of the inner end face of the lampshade 1 through the second through hole 120 and the air holes 410, and the radiating effect is enhanced; the radiating fins 210 are radially arranged from the center to the edge, so that the air convection capacity is improved; the second through hole 120 is arranged at the center of the radiator 2, so that heat in the middle of the radiator 2 can be conveniently dissipated to one side of the inner end face of the lampshade 1 through the second through hole 120; the outer end face of the lampshade 1 is set to be a slope face, so that dust and water are not easy to accumulate; the skirt edge 130 is arranged at the edge of the lampshade 1, so that the irradiation angle of the lamp panel assembly 3 is limited, and an anti-dazzle effect is achieved; the fastening and sealing of the electric wire passing through the first through hole 110 are realized by arranging the Glan head 8; by carrying out glue sealing treatment on the inside of the power supply assembly 7, the circuit board is protected from the external moisture environment, and the heat of the circuit board can be conducted to the shell through the glue; two mounting modes of ceiling mounting and bracket mounting are provided by arranging the hanging ring 920 and the U-shaped bracket 10; through the third through hole 911, the lead 710 can extend out of the shell conveniently and is not easy to be impacted by foreign matters; this embodiment can provide long-time illumination support for explosive environment, has anti-dazzle, explosion-proof, waterproof, dustproof, two kinds of mounting means of electric chamber and two separation in the light source chamber, furred ceiling installation and support mounting, illumination angle adjustable advantage, satisfies explosive environment II district requirement, has optimized the radiating effect, has prolonged the life of lamps and lanterns.

The above-mentioned embodiments are only one of the preferred embodiments of the present invention, and the ordinary changes and substitutions performed by those skilled in the art within the technical scope of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. An easy radiating explosion-proof high dome lamp which characterized in that includes:

the lamp shade comprises a lamp shade (1), wherein a first through hole (110) and a second through hole (120) penetrating through the lamp shade (1) are formed in the inner end face of the lamp shade (1), a radiator (2) is arranged on the outer end face of the lamp shade (1), and the radiator (2) is composed of a plurality of radiating fins (210);

the lamp panel component (3) is arranged on the inner end face of the lampshade (1), and the lamp panel component (3) avoids the second through hole (120);

the lens (4) covers the lamp panel component (3), and air holes (410) are formed in the positions, corresponding to the second through holes (120), of the lens (4);

the first sealing ring (5) and the second sealing ring (6) are arranged between the lens (4) and the inner end face of the lampshade (1), the first sealing ring (5) is arranged on the edge of the lens (4), and the second sealing ring (6) surrounds the air hole (410) and is larger than the second through hole (120);

locate power supply module (7) on radiator (2), power supply module (7) pass through first through-hole (110) with lamp plate component (3) electricity is connected and is in first through-hole (110) department sealing treatment.

2. The explosion-proof high dome lamp easy to dissipate heat according to claim 1, wherein the lamp panel assembly (3) comprises a substrate and a lamp bead fixed on the substrate, the power supply assembly (7) is electrically connected with the substrate, and the lamp panel assembly (3) is located in a light source cavity surrounded by the inner end surface of the lamp shade (1), the lens (4), the first sealing ring (5) and the second sealing ring (6).

3. The explosion-proof high-top lamp easy to dissipate heat as claimed in claim 1, wherein a plurality of the heat dissipating fins (210) are radially arranged from the center position of the outer end surface of the lamp housing (1) to the edge direction.

4. An explosion-proof high dome lamp easy for heat dissipation according to claim 3, characterized in that the first through hole (110) and the second through hole (120) are located at the center of the heat sink (2), and the heat sink (210) avoids the first through hole (110) and the second through hole (120).

5. An explosion-proof high dome lamp with easy heat dissipation as defined in claim 3, characterized in that the outer end face of the lamp cover (1) is a slope, which slopes from the center of the lamp cover (1) to the edge.

6. An explosion-proof high dome lamp with easy heat dissipation according to claim 1, characterized in that the edge of the lamp housing (1) is provided with a skirt (130).

7. An explosion-proof high dome lamp with easy heat dissipation according to claim 1, characterized in that a glan head (8) is arranged at the first through hole (110).

8. An easily heat-dissipating explosion-proof high dome lamp as claimed in claim 1, wherein the power supply module (7) comprises a housing and a circuit board mounted in the housing, and the inside of the housing is sealed by glue.

9. The explosion-proof high dome lamp easy to dissipate heat according to claim 8, wherein the top of the housing is provided with a threaded hanging ring (9), the threaded hanging ring (9) comprises a threaded column (910) in threaded connection with the housing and a hanging ring (920) fixed on the threaded column (910), the threaded column (910) is provided with a third through hole (911), and the conducting wire (710) of the power supply assembly (7) extends out of the housing through the third through hole (911).

10. The explosion-proof high-top lamp easy to dissipate heat as claimed in claim 9, wherein a U-shaped bracket (10) is disposed on the outer end face of the lamp housing (1), the two ends of the U-shaped bracket (10) are rotatably connected to the lamp housing (1), and the conducting wire (710) passes through the axis of symmetry of the U-shaped bracket (10).

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