CN217519705U

CN217519705U - Explosion-proof eyehole lamp

Info

Publication number: CN217519705U
Application number: CN202221665074.3U
Authority: CN
Inventors: 陈国华; 李世勇
Original assignee: Delixi Group Hongyu Explosion Proof Technology Co ltd
Current assignee: Delixi Group Hongyu Explosion Proof Technology Co ltd
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2022-09-30
Anticipated expiration: 2032-06-30

Abstract

The utility model relates to an explosion-proof visual hole lamp, which comprises a housin, the casing is formed with light source chamber and power supply chamber, the light source intracavity is provided with the light source subassembly, the power supply intracavity is provided with drive power supply, the casing orientation one side in light source chamber is provided with the wire and settles the chamber, the wire is settled the chamber and is supplied the wire to pass and connect light source subassembly and drive power supply, the wire is settled the intracavity and is poured and sealed epoxy, and its pouring depth degree of depth is 20mm at least. The utility model discloses a fall into light source chamber and power supply chamber with the casing and be used for preventing light source and drive power supply, the wire of electricity connection between the two settles the chamber through the wire and places and to pouring through epoxy, has realized the fixed to the wire, avoids because the harmful effects that vibrations brought can adapt to the use of explosion-proof occasion.

Description

Explosion-proof eyehole lamp

Technical Field

The utility model relates to an explosion-proof lamp technical field especially relates to an explosion-proof eyehole lamp.

Background

Explosion-proof eyehole lamp is a lamps and lanterns that can go in sending light to narrow and small space, mainly used oil, petrochemical industry: the system comprises a chemical device tower, a furnace, a platform, a power distribution room, an operation room, a duty room, a metering room, an infield pump room, a field control room, various pump rooms, various channels and the like.

All be provided with drive power supply and light source in the explosion-proof eyehole lamp, drive power supply need pass through the wire with the light source and be connected, and present mode most all is directly put the wire in inside or place after tying up the wire tightly through the sticky tape, and the wire receives influence such as external vibrations easily, leads to wire offset, and serious possible wire drops, influences the use.

Disclosure of Invention

An object of the utility model is to provide an explosion-proof eyehole lamp has realized the fixed to the wire, avoids can adapting to the use of explosion-proof occasion because the harmful effects that vibrations brought.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an explosion-proof visual hole lamp, its characterized in that, includes the casing, the casing is formed with light source chamber and power supply chamber, the light source intracavity is provided with the light source subassembly, the power supply intracavity is provided with drive power supply, the casing orientation one side in light source chamber is provided with the wire and settles the chamber, the wire is settled the chamber and is supplied the wire to pass and connect light source subassembly and drive power supply, the wire is settled the intracavity and is poured and sealed epoxy, and its pouring depth is 20mm at least.

The utility model discloses further set up, the both ends of casing are provided with protecgulum and hou gai, the protecgulum with junction between the casing forms flame proof thread joint face I, and its length is 12mm at least, the back lid with junction between the casing forms flame proof thread joint face II, and its length is 12mm at least.

The utility model discloses further set up, the protecgulum with junction between the casing still is provided with first sealing washer, the back lid with junction between the casing is provided with the second sealing washer.

The utility model discloses further set up, the inboard of protecgulum is provided with transparent, the inboard of transparent is provided with the reflector, the one end of reflector is fixed on the light source subassembly.

The utility model discloses further set up, the both sides of casing are formed with the installation cavity, be provided with button assembly and filler formula draw-in device in the installation cavity respectively, filler formula draw-in device's inboard is provided with the third sealing washer in the installation cavity, the third sealing washer with be provided with the retaining ring between the filler formula draw-in device.

The utility model discloses further set up, drive power supply with through the screw connection between the casing.

The utility model discloses further set up, the button subassembly includes button switch, button cover, axle sleeve and presses the axle, the button switch part is located the installation intracavity, the button cover is located button switch's the outside, the axle sleeve is established to the outside cover of button cover, be formed with the shaft hole in the axle sleeve, the tip in shaft hole is provided with the spring chamber, the spring intracavity is provided with the cover and locates to press epaxial spring, the tip of pressing the axle is formed with presses the splenium, and this internal diameter of pressing the splenium is greater than the internal diameter of pressing the axle, presses the splenium to be located the axle sleeve outside, be provided with sealing washer I between button cover and the casing, be provided with sealing washer II between button cover and the button switch, the axle sleeve with be provided with sealing washer III between the button cover.

The utility model discloses further set up, the protecgulum with be provided with the epoxy adhesive layer between the transparent, the length of adhesive layer is 10mm at least.

The utility model has the advantages that: the utility model discloses a divide into light source chamber and power supply chamber with the casing and be used for preventing light source and drive power supply, the wire of electricity connection between the two places through the wire arrangement chamber and to pouring through epoxy, has realized the fixed to the wire, avoids because the harmful effects that vibrations brought can adapt to the use of explosion-proof occasion; secondly, the joint between the shell and the front cover and the rear cover forms an explosion-proof threaded joint surface, so that the explosion-proof performance is further improved; meanwhile, a filler type lead-in device is arranged for externally connecting the electric wire, so that the electric wire is protected; the button assembly is further provided with a shaft sleeve outside the button assembly and a pressing shaft for protecting the button switch.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a schematic view of a button assembly according to an embodiment of the present invention.

Reference numeral, 10, a housing; 20. a light source cavity; 30. a power supply cavity; 40. a light source assembly; 50. a drive power supply; 60. a wire seating cavity; 70. an epoxy resin; 80. a front cover; 90. a rear cover; 100. an explosion-proof threaded joint I; 110. the explosion-proof threaded joint surface II; 120. a first seal ring; 130. a second seal ring; 140. an epoxy resin adhesive layer; 150. a transparent member; 160. a reflector; 170. a mounting cavity; 180. a button assembly; 1801. a push-button switch; 1802. a button sleeve; 1803. a shaft sleeve; 1804. pressing the shaft; 1806. a spring cavity; 1807. a spring; 1808. a pressing part; 1809. a seal ring I; 1810. a seal ring II; 1811. a seal ring III; 190. a packed introduction device; 200. a third seal ring; 210. a retainer ring; 220. a screw;

Detailed Description

The embodiments of the present application will be described in detail with reference to the drawings and examples, so that how to implement the technical means for solving the technical problems and achieving the technical effects of the present application can be fully understood and implemented.

As shown in fig. 1, the utility model relates to an explosion-proof eyehole lamp, including casing 10, casing 10 is formed with light source chamber 20 and power supply chamber 30, be provided with light source subassembly 40 in the light source chamber 20, be provided with drive power supply 50 in the power supply chamber 30, casing 10 orientation one side in light source chamber 20 is provided with the wire and settles chamber 60, chamber 60 is settled to the wire supplies the wire to pass and is connected light source subassembly 40 and drive power supply 50, drive power supply 50 with connect through screw 220 between the casing 10. The wire seating cavity 60 is potted with an epoxy 70 to a depth of at least 20 mm.

Casing 10's both ends are provided with protecgulum 80 and hou gai 90, protecgulum 80 with junction between the casing 10 forms flame proof threaded joint face I100, and its length is 12mm at least, back lid 90 with junction between the casing 10 forms flame proof threaded joint face II110, and its length is 12mm at least.

The junction between the front cover 80 and the casing 10 is further provided with a first sealing ring 120, the junction between the rear cover 90 and the casing 10 is provided with a second sealing ring 130, and the sealing effect among the front cover 80, the rear cover 90 and the casing 10 is ensured through the first sealing ring 120 and the second sealing ring 130. In addition, an epoxy resin 70 adhesive layer is arranged between the front cover 80 and the transparent member 150, and the length of the adhesive layer is at least 10 mm.

The inner side of the front cover 80 is provided with a transparent piece 150, the transparent piece 150 is made of toughened glass, the inner side of the transparent piece 150 is provided with a reflecting cover 160, and one end of the reflecting cover 160 is fixed on the light source assembly 40.

Mounting cavities 170 are formed on two sides of the housing 10, a button assembly 180 and a packing type introducing device 190 are respectively arranged in the mounting cavities 170, a third sealing ring 200 is arranged inside the packing type introducing device 190 and in the mounting cavity 170, and a retaining ring 210 is arranged between the third sealing ring 200 and the packing type introducing device 190.

As shown in fig. 2, the button assembly 180 includes a button switch 1801, a button sleeve 1802, a shaft sleeve 1803 and a pressing shaft 1804, the button switch 1801 is partially located in the installation cavity 170, the button sleeve 1802 is sleeved outside the button switch 1801, the shaft sleeve 1803 is sleeved outside the button sleeve 1802, a shaft hole is formed in the shaft sleeve 1803, a spring cavity 1806 is formed at an end of the shaft hole, a spring 1807 sleeved on the pressing shaft 1804 is disposed in the spring cavity 1806, a pressing portion 1808 is formed at an end of the pressing shaft 1804, an inner diameter of the pressing portion 1808 is larger than an inner diameter of the pressing shaft 1804, the pressing portion 1808 is located outside the shaft sleeve 1803, a sealing ring I1809 is disposed between the button sleeve 1802 and the housing 10, a sealing ring II1810 is disposed between the button sleeve 1802 and the button switch 1801, a sealing ring III1811 is disposed between the shaft sleeve 1803 and the button sleeve 1802, and the button sleeve 1802 as the button assembly 180 need to have a certain sealing performance, therefore, the sealing effect can be improved by arranging the sealing rings I1809, II1810 and III 1811.

The utility model discloses a divide into light source chamber 20 and power supply chamber 30 with casing 10 and be used for preventing light source and drive power supply 50, the wire of electricity connection between the two is placed and is poured through epoxy 70 through wire arrangement chamber 60, has realized the fixed to the wire, avoids because the harmful effects that vibrations bring can adapt to the use of explosion-proof occasion; secondly, explosion-proof threaded joint surfaces are formed at the joints between the shell 10 and the front cover 80 and the rear cover 90, so that the explosion-proof performance is further improved; meanwhile, a filler type lead-in device 190 is arranged for externally connecting the electric wire, so that the electric wire is protected; a button assembly 180 is also provided having a bushing 1803 disposed on the exterior thereof and a push shaft 1804 for shielding the button switch 1801.

As used in the specification and in the claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, that a person skilled in the art can solve the technical problem within a certain error range to substantially achieve the technical effect.

It is noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a good or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such good or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a commodity or system that includes the element.

The foregoing description shows and describes several preferred embodiments of the present invention, but as aforementioned, it is to be understood that the invention is not limited to the forms disclosed herein, and is not to be construed as excluding other embodiments, but is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. The utility model provides an explosion-proof visual hole lamp, its characterized in that, includes the casing, the casing is formed with light source chamber and power supply chamber, the light source intracavity is provided with the light source subassembly, the power supply intracavity is provided with drive power supply, the casing orientation one side in light source chamber is provided with the wire and settles the chamber, the wire is settled the chamber and is supplied the wire to pass and connect light source subassembly and drive power supply, the wire is settled the intracavity and is poured and sealed epoxy, and its pouring depth is 20mm at least.

2. The explosion-proof eyehole lamp as claimed in claim 1, characterized in that a front cover and a rear cover are arranged at two ends of the housing, a flame-proof threaded joint I is formed at the joint between the front cover and the housing, the length of the joint is at least 12mm, and a flame-proof threaded joint II is formed at the joint between the rear cover and the housing, the length of the joint is at least 12 mm.

3. An explosion-proof eyehole lamp as claimed in claim 2, characterized in that a first sealing ring is further provided at the junction between the front cover and the housing, and a second sealing ring is provided at the junction between the rear cover and the housing.

4. An explosion-proof hole sight lamp as claimed in claim 3, wherein a transparent member is provided on the inner side of said front cover, a reflecting shade is provided on the inner side of said transparent member, and one end of said reflecting shade is fixed to said light source assembly.

5. An explosion-proof hole sight lamp as claimed in claim 4, wherein mounting cavities are formed on both sides of the housing, a button assembly and a stuffing type introducing device are respectively disposed in the mounting cavities, a third sealing ring is disposed inside the stuffing type introducing device in the mounting cavity, and a retaining ring is disposed between the third sealing ring and the stuffing type introducing device.

6. An explosion-proof eyehole lamp as recited in claim 5, characterized in that said driving power supply is connected with said housing by means of screws.

7. The explosion-proof hole sight lamp as claimed in claim 6, wherein the button assembly comprises a button switch, a button sleeve, a shaft sleeve and a pressing shaft, the button switch is partially located in the mounting cavity, the button sleeve is sleeved outside the button switch, the shaft sleeve is sleeved outside the button sleeve, a shaft hole is formed in the shaft sleeve, a spring cavity is formed at an end of the shaft hole, a spring sleeved on the pressing shaft is arranged in the spring cavity, a pressing part is formed at an end of the pressing shaft, an inner diameter of the pressing part is larger than an inner diameter of the pressing shaft, the pressing part is located outside the shaft sleeve, a sealing ring I is arranged between the button sleeve and the housing, a sealing ring II is arranged between the button sleeve and the button switch, and a sealing ring III is arranged between the shaft sleeve and the button sleeve.

8. An explosion proof hole sight lamp as recited in claim 7, wherein an epoxy adhesive layer is disposed between said bezel and said transparent member, said adhesive layer having a length of at least 10 mm.