CN201050761Y

CN201050761Y - Lighting lamp for explosion resistance of engineering

Info

Publication number: CN201050761Y
Application number: CNU2007201523666U
Authority: CN
Inventors: 佘炳阳
Original assignee: DIANLI LIGHTING (DONGGUAN) Co Ltd
Current assignee: DIANLI LIGHTING (DONGGUAN) Co Ltd
Priority date: 2007-06-15
Filing date: 2007-06-15
Publication date: 2008-04-23
Anticipated expiration: 2017-06-15

Abstract

The utility model discloses an engineering anti-explosion illuminating lamp comprising a transparent shell. With polycarbonate, the transparent shell can be made into a polycarbonate end lid that is provided with the end part of the closed transparent shell and a lead end of electric wire. A sealing structure is arranged between the end lid and the transparent shell and between the electric wire and the lead end of the electric wire. The utility model has the advantages of simple structure, easy disassembly, waterproof performance, anti-explosion and good shock resistance.

Description

The engineering explosion-proof lighting lamp

Technical field

The utility model relates to field of illuminating lamps, specifically a kind of engineering explosion-proof lighting lamp with IP68 degree of protection.

Background technology

Continuous development along with China's industry has improved the requirement to the engineering lighting, and common lamp body structure can only be realized the function of its simple illumination pointedly in a certain engineering field.Its waterproof, explosion-proof and shock resistance is not good usually adopts complicated hermetically-sealed construction for improving waterproof, explosion-proof performance, dismounting, safeguards cumbersomely, and tends to after the dismounting hermetically-sealed construction is caused damage, influences sealing effectiveness.

The utility model content

The purpose of this utility model is at the problems referred to above, and a kind of simple in structure, easy accessibility is provided, the engineering explosion-proof lighting lamp of waterproof, explosion-proof and good impact resistance.

For achieving the above object, the utility model adopts following technical scheme: a kind of engineering explosion-proof lighting lamp, comprise transparent casing, described transparent casing is made Merlon end cap and the power line exit that has sealing transparent casing end by Merlon, is being provided with hermetically-sealed construction between end cap and the transparent casing and between power line exit and the power line.

The other end at described transparent casing also is provided with Merlon end cap II, is provided with hermetically-sealed construction between end cap II and described transparent casing.

Above-mentioned end cap or end cap II have the swing handle that externally threaded inner cap and an end have internal thread by an end and constitute, described swing handle is screwed on the external screw thread of inner cap and with inner cap and together inserts in described transparent casing, described inner cap extends out in the form of a truncated cone gradually at externally threaded root, described hermetically-sealed construction is that endoporus is conical sealing ring, the sealing snare contacts with described transparent casing at externally threaded root of inner cap and outer surface, is provided with the chocking construction that prevents the inner cap rotation at the outer surface and the transparent casing inwall of the other end of described inner cap.

Described power line exit is located at the centre of end cap.

Described power line exit is made of threaded mounting hole that is provided with in the middle of end cap and the compressing member that is rotatably connected in threaded mounting hole, receive in the threaded mounting hole bottom and be conical, the center of conical lower section and compressing member is provided with the through hole that the power supply source line passes, described hermetically-sealed construction is that outer surface is conical sealing ring, and it is enclosed within on the power line and is installed between threaded mounting hole bottom and the compressing member end.

Because the utility model engineering explosion-proof lighting lamp adopts the engineering plastics of superior performance to make outer cover, be provided with hermetically-sealed construction between end cap and the transparent casing and between power line exit and the power line, making the internal framework part form the internal environment space of a sealing.So the lamp body outside is except waterproof, explosion-proof, its outside also has certain anti-impact force, etch-proof ability.The environment that has how suitable use.End cap adopts the structure of swing handle and inner cap, by swing handle and inner cap sealing ring is pressed on the transparent casing inwall, and the power line exit is pressed on the power line surface by compressing member with seal, thereby reach the purpose of sealed transparent case, its hermetically-sealed construction is simple, repeatedly dismounting can not damage sealing ring yet, still can keep the better seal effect.

Description of drawings

Fig. 1 is the utility model engineering explosion-proof lighting lamp external structure schematic diagram.

Fig. 2 is Fig. 1 two ends partial sectional views.

Fig. 3 is end cap and each exploded sketch of power line exit among Fig. 2.

Fig. 4 is the decomposing schematic representation of end cap II and transparent cover.

Among the figure

1. transparent casing 2. end caps 3. power line exits 4. inner caps

5. swing handle 6. sealing rings 7. protruding 8. grooves, 9. threaded mounting holes

10. compressing member 11. conical sealing ring 12. end cap II 13. power lines

The specific embodiment

The utility model is described in further detail below in conjunction with the drawings and specific embodiments.

Referring to Fig. 1, Fig. 2 and Fig. 3, engineering explosion-proof lighting lamp of the present utility model, comprise transparent casing 1, the Merlon end cap 2 and the power line exit 3 of sealing transparent casing 1 end made and had to described transparent casing 1 by Merlon, be provided with hermetically-sealed construction between end cap 2 and the transparent casing 1 and between power line exit 3 and the power line 13.

As Fig. 2, shown in Figure 3, described end cap 2 has the swing handle 5 that externally threaded inner cap 4 and an end have internal thread by an end and constitutes, described swing handle 5 is screwed on the external screw thread of inner cap 4 and with inner cap 4 and together inserts in described transparent casing 1, described inner cap 4 extends out in the form of a truncated cone gradually at externally threaded root, described hermetically-sealed construction is that endoporus is conical sealing ring 6, sealing circle 6 is enclosed within inner cap 4 externally threaded roots and outer surface contacts with described transparent casing 1, rotation swing handle 5 crush seal circles 6 make it distortion, thereby realize the sealing between end cap 2 and the transparent casing 1.Outer surface and transparent casing 1 inwall at the other end of described inner cap 4 are provided with the chocking construction that prevents inner cap 4 rotations, and this chocking construction avoids inner cap 4 to rotate when screwing swing handle 5 and compress sealing ring 6.Described chocking construction is by being arranged on projection 7 at transparent casing 1 inwall and constituting at the corresponding groove 8 that is provided with in inner cap 4 surfaces.

Referring to Fig. 2, Fig. 3, described power line exit 3 is located at the centre of end cap 2.Described power line exit 3 is made of threaded mounting hole 9 that is provided with in the middle of end cap 2 and the compressing member 10 that is rotatably connected in threaded mounting hole 9, receive in threaded mounting hole 9 bottoms and be conical, the center of conical lower section and compressing member 10 is provided with the through hole that power supply source line 13 passes, described hermetically-sealed construction is that outer surface is conical sealing ring 11, its be enclosed within on the power line 13 and be installed in threaded mounting hole 9 bottoms and compressing member 10 ends between, by screwing compressing member 10 conical sealing ring 11 is pressed in threaded mounting hole 9 bottoms, the sealing in the middle of realization power line exit 3 and the power line 13.

Referring to Fig. 2 and Fig. 4, also be provided with Merlon end cap II 12 at the other end of described transparent casing 1, between end cap II 12 and described transparent casing 1, be provided with hermetically-sealed construction.Described end cap II 12 has the swing handle 5 that externally threaded inner cap 4 and an end have internal thread by an end and constitutes, described swing handle 5 is screwed on the external screw thread of inner cap 4 and with inner cap 4 and together inserts in described transparent casing 1, described inner cap 4 extends out in the form of a truncated cone gradually at externally threaded root, described hermetically-sealed construction is that endoporus is conical sealing ring 6, sealing circle 6 is enclosed within inner cap 4 externally threaded roots and outer surface contacts with described transparent casing 1, is provided with the chocking construction that prevents inner cap 4 rotations at the outer surface and transparent casing 1 inwall of the other end of described inner cap 4.Described chocking construction is by being arranged on projection 7 at transparent casing 1 inwall and constituting at the corresponding groove 8 that is provided with in inner cap 4 surfaces.

With way of example the utility model is illustrated above, but the utility model is not limited to above-mentioned specific embodiment the protection domain that all any improvement done based on the utility model or modification all belong to the utility model claim.

Claims

1. engineering explosion-proof lighting lamp, comprise transparent casing, it is characterized in that: the Merlon end cap and the power line exit of sealing transparent casing end made and had to described transparent casing by Merlon, be provided with hermetically-sealed construction between end cap and the transparent casing and between power line exit and the power line.

2. engineering explosion-proof lighting lamp according to claim 1, it is characterized in that: described end cap has the swing handle that externally threaded inner cap and an end have internal thread by an end and constitutes, described swing handle is screwed on the external screw thread of inner cap and with inner cap and together inserts in described transparent casing, described inner cap extends out in the form of a truncated cone gradually at externally threaded root, described hermetically-sealed construction is that endoporus is conical sealing ring, the sealing snare contacts with described transparent casing at externally threaded root of inner cap and outer surface, is provided with the chocking construction that prevents the inner cap rotation at the outer surface and the transparent casing inwall of the other end of described inner cap.

3. engineering explosion-proof lighting lamp according to claim 2 is characterized in that: described chocking construction is by being arranged on projection at the transparent casing inwall and constituting at the corresponding groove that is provided with of inner cap surface.

4. engineering explosion-proof lighting lamp according to claim 1 is characterized in that: described power line exit is located at the centre of end cap.

5. engineering explosion-proof lighting lamp according to claim 4, it is characterized in that: described power line exit is made of threaded mounting hole that is provided with in the middle of end cap and the compressing member that is rotatably connected in threaded mounting hole, receive in the threaded mounting hole bottom and be conical, the center of conical lower section and compressing member is provided with the through hole that the power supply source line passes, described hermetically-sealed construction is that outer surface is conical sealing ring, and it is enclosed within on the power line and is installed between threaded mounting hole bottom and the compressing member end.

6. engineering explosion-proof lighting lamp according to claim 1 is characterized in that: the other end at described transparent casing also is provided with Merlon end cap II, is provided with hermetically-sealed construction between end cap II and described transparent casing.

7. engineering explosion-proof lighting lamp according to claim 6, it is characterized in that: described end cap II has the swing handle that externally threaded inner cap and an end have internal thread by an end and constitutes, described swing handle is screwed on the external screw thread of inner cap and with inner cap and together inserts in described transparent casing, described inner cap extends out in the form of a truncated cone gradually at externally threaded root, described hermetically-sealed construction is that endoporus is conical sealing ring, the sealing snare contacts with described transparent casing at externally threaded root of inner cap and outer surface, is provided with the chocking construction that prevents the inner cap rotation at the outer surface and the transparent casing inwall of the other end of described inner cap.

8. engineering explosion-proof lighting lamp according to claim 7 is characterized in that: described chocking construction is by being arranged on projection at the transparent casing inwall and constituting at the corresponding groove that is provided with of inner cap surface.