Explosion-proof fluorescent lamp

Abstract

According to the technical scheme, the explosion-proof fluorescent lamp is characterized in that the explosion-proof fluorescent lamp comprises a light source assembly, a lampshade, an adapter, a pin base and a sealing gasket, and the lampshade is installed on the outer side of the light source assembly; a connecting hole is formed in the adapter, a first screw is connected in the connecting hole, and first epoxy resin is injected into the connecting hole; a connecting cavity is formed in the middle of the adapter, the sealing gasket is arranged at the end, close to the light source assembly, of the connecting cavity, the pin base is installed at the end, away from the light source assembly, of the connecting cavity, a sealing cavity is formed between the pin base and the adapter, second epoxy resin is injected into the connecting cavity, and third epoxy resin is injected into the sealing cavity. According to the anti-explosion fluorescent lamp, the anti-explosion grade and the heat dissipation efficiency of the lamp body can be improved, and the application range of the anti-explosion fluorescent lamp is wider.

Description

Technical Field

[0001] The utility model relates to a fluorescent lamp, more specifically, it relates to an explosion-proof fluorescent lamp. Background Art

[0002] Explosion-proof fluorescent lamps are used in hazardous areas where flammable gases and dust exist. They can prevent the electric arc, sparks and high heat that may occur in the internal structure of the lamp from igniting the flammable gases and dust in the surrounding environment, so as to meet the explosion-proof requirements.

[0003] Existing explosion-proof fluorescent lamps have the following disadvantages: 1. The internal heat dissipation effect is poor, which makes it easy to burst and affects the use of fluorescent lamps. 2. The sleeve, adapter and pin socket are connected only by screws, which makes the explosion-proof level poor and cannot meet the use of some places. Utility Model Content

[0004] In view of the deficiencies in the prior art, the purpose of the utility model is to provide an explosion-proof fluorescent lamp, which can improve the explosion-proof grade and heat dissipation efficiency of the lamp body and make its application range wider.

[0005] To achieve the above object, the utility model provides the following technical solutions: an explosion-proof fluorescent lamp, comprising a light source assembly, a lampshade, an adapter, a pin holder and a sealing pad, wherein the lampshade is installed on the outside of the light source assembly;

[0006] The adapter is provided with a connection hole, a first screw is connected in the connection hole, and a first epoxy resin is injected into the connection hole;

[0007] A connecting cavity is opened in the middle of the adapter, the sealing gasket is arranged at one end of the connecting cavity close to the light source assembly, the pin seat is installed at one end of the connecting cavity away from the light source assembly, and a sealing cavity is formed between the pin seat and the adapter, the second epoxy resin is injected into the connecting cavity, and the third epoxy resin is injected into the sealing cavity.

[0008] In summary, the utility model has the following beneficial effects: epoxy resin is injected at multiple locations and plugging and sealing treatment is performed, so that the lamp body has a fully sealed structure, thereby improving its sealing effect, so that the entire lamp meets the explosion-proof requirements.

[0009] The LED is made of aluminum substrate and fixed on aluminum heat dissipation profiles, which can better dissipate heat and extend the service life of the entire lamp. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a transverse cross-sectional view of an explosion-proof fluorescent lamp;

[0011] Figure 2 It is a transverse cross-sectional view of one end of an explosion-proof fluorescent lamp;

[0012] Figure 3 It is a vertical cross-sectional view of an explosion-proof fluorescent lamp.

[0013] Figure numerals: 1. light source assembly; 11. heat dissipation frame; 111. first plug-in portion; 112. second plug-in portion; 113. abutting inclined surface; 114. plug-in groove; 115. limiting portion; 12. light source body; 2. lampshade; 21. first plug-in hole; 22. second plug-in hole; 3. adapter; 31. connecting hole; 32. first screw; 33. first epoxy resin; 34. connecting cavity; 35. second epoxy resin; 4. pin holder; 5. sealing gasket; 6. sealing cavity; 61. third epoxy resin; 7. sleeve; 71. fourth epoxy resin. DETAILED DESCRIPTION

[0014] The present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. The same parts are represented by the same reference numerals. It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to directions in the accompanying drawings, and the words "bottom surface" and "top surface", "inside" and "outside" refer to directions toward or away from the geometric center of a specific component, respectively.

[0015] Reference Figures 1 to 3 As shown, in order to achieve the above purpose, the utility model provides the following technical solutions: an explosion-proof fluorescent lamp, comprising a light source assembly 1, a lampshade 2, an adapter 3, a pin holder 4 and a sealing gasket 5, wherein the lampshade 2 is installed on the outside of the light source assembly 1;

[0016] The adapter 3 is provided with a connection hole 31 , a first screw 32 is connected in the connection hole 31 , and a first epoxy resin 33 is injected into the connection hole 31 ; this structural design can facilitate the detachable assembly of the adapter 3 and the light source assembly 1 .

[0017] A connecting cavity 34 is opened in the middle of the adapter 3, a sealing gasket 5 is arranged at one end of the connecting cavity 34 close to the light source assembly 1, a pin seat 4 is installed at one end of the connecting cavity 34 away from the light source assembly 1, and a sealing cavity 6 is formed between the pin seat 4 and the adapter 3, a second epoxy resin 35 is injected into the connecting cavity 34, and a third epoxy resin 61 is injected into the sealing cavity 6.

[0018] like Figure 2 As shown, the utility model injects epoxy resin at multiple locations and performs plugging and sealing treatment, so that the lamp body has a fully sealed structure, thereby improving its sealing effect, so that the entire lamp meets the explosion-proof requirements.

[0019] Furthermore, whether the sealing cavity 6, the connecting cavity 34 and the connecting hole 31 can be connected can be selected and designed according to the specific use environment.

[0020] Combination Figure 1 and Figure 2 As shown, the two ends of the lamp body can have different glue sealing structures, and can be designed accordingly according to design requirements, such as Figure 1 The left side of the device has a conductive sheet.

[0021] The pin seat 4 is detachably connected to the adapter 3 by a second screw. The design of this structure can achieve a design in which the pin seat 4 and the adapter 3 can be detachably installed.

[0022] A tube sleeve 7 is installed on the outer side of the adapter 3 , and a fourth epoxy resin 71 is cast and sealed between the tube sleeve 7 and the lampshade 2 .

[0023] like Figure 1 and Figure 2 As shown, by injecting the fourth epoxy resin 71 between the tube sleeve 7 and the lampshade 2, each component of the lamp body can be sealed with glue, thereby improving the sealing effect.

[0024] Furthermore, the encapsulation depth of the fourth epoxy resin 71 is ≥25 mm, and the encapsulation depth of the second epoxy resin 35 is ≥20 mm, thereby ensuring the stability of the encapsulation during use.

[0025] The light source assembly 1 includes a heat sink 11 and a light source body 12 . The heat sink 11 is made of aluminum alloy.

[0026] Furthermore, the heat sink 11 is designed from stretched aluminum alloy and can meet the following specific structural applications.

[0027] And taking advantage of the characteristics of aluminum alloy, the LED uses an aluminum substrate and is fixed on an aluminum heat dissipation profile, which can better dissipate heat and extend the service life of the entire lamp.

[0028] The lampshade 2 is provided with a first plug hole 21 and a second plug hole 22 , and the heat sink 11 is provided with a first plug portion 111 and a second plug portion 112 . The first plug portion 111 is inserted into the first plug hole 21 , and the second plug portion 112 is inserted into the second plug hole 22 .

[0029] like Figure 3 As shown, the design of this structure can ensure the stability of the connection.

[0030] The heat sink 11 is arranged in an arc-shaped structure, and the first plug hole 21 and the second plug hole 22 are arranged symmetrically about the center line of the lampshade 2 .

[0031] Both sides of the heat sink 11 are provided with abutting inclined surfaces 113 against the lampshade 2. This structural design can ensure the connection stability while making the light source body 12 located on one side of the semicircle, thereby effectively increasing the diffusion area of ​​the lamp.

[0032] The heat sink 11 is provided with a plugging slot 114 for the light source body 12 to be inserted into. This structural design facilitates the assembly or disassembly of the light source body 12 on the heat sink 11.

[0033] The plug slot 114 forms a limiting portion 115 with the first plug portion 111 and the second plug portion 112. The design of this structure can improve the stability of the installation of the heat sink 11. If necessary, a connecting rod can be provided on the lampshade 2, and the heat sink 11 can be installed on the connecting rod through the limiting portion 115, thereby improving the convenience of its installation.

[0034] The above are only preferred implementations of the utility model. The protection scope of the utility model is not limited to the above embodiments. All technical solutions under the idea of ​​the utility model belong to the protection scope of the utility model. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the utility model should also be regarded as the protection scope of the utility model.

Claims

1. An explosion-proof fluorescent lamp, characterized by: It comprises a light source assembly (1), a lampshade (2), an adapter (3), a pin socket (4) and a sealing pad (5), wherein the lampshade (2) is installed on the outside of the light source assembly (1); The adapter (3) is provided with a connection hole (31), a first screw (32) is connected in the connection hole (31), and a first epoxy resin (33) is injected into the connection hole (31); A connecting cavity (34) is provided in the middle of the adapter (3), the sealing pad (5) is arranged at one end of the connecting cavity (34) close to the light source assembly (1), the pin seat (4) is installed at one end of the connecting cavity (34) away from the light source assembly (1), and a sealing cavity (6) is formed between the pin seat (4) and the adapter (3), a second epoxy resin (35) is injected into the connecting cavity (34), and a third epoxy resin (61) is injected into the sealing cavity (6).

2. The explosion-proof fluorescent lamp according to claim 1, characterized in that: The pin seat (4) is detachably connected to the adapter (3) via a second screw.

3. The explosion-proof fluorescent lamp according to claim 1, characterized in that: A pipe sleeve (7) is installed on the outer side of the adapter (3), and a fourth epoxy resin (71) is cast between the pipe sleeve (7) and the lampshade (2).

4. The explosion-proof fluorescent lamp according to claim 1, characterized in that: The light source assembly (1) comprises a heat sink (11) and a light source body (12); the heat sink (11) is made of aluminum alloy.

5. The explosion-proof fluorescent lamp according to claim 4, characterized in that: The lampshade (2) is provided with a first plug hole (21) and a second plug hole (22); the heat dissipation frame (11) is provided with a first plug portion (111) and a second plug portion (112); the first plug portion (111) is inserted into the first plug hole (21), and the second plug portion (112) is inserted into the second plug hole (22).

6. The explosion-proof fluorescent lamp according to claim 5, characterized in that: The heat dissipation frame (11) is arranged in an arc-shaped structure, and the first plug hole (21) and the second plug hole (22) are arranged symmetrically about the center line of the lampshade (2).

7. The explosion-proof fluorescent lamp according to claim 6, characterized in that: Both sides of the heat dissipation frame (11) are provided with abutting inclined surfaces (113) abutting against the lampshade (2).

8. The explosion-proof fluorescent lamp according to claim 6, characterized in that: The heat dissipation frame (11) is provided with an insertion slot (114) for inserting the light source body (12).

9. The explosion-proof fluorescent lamp according to claim 8, characterized in that: The insertion groove (114) forms a limiting portion (115) between the first insertion portion (111) and the second insertion portion (112).

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