CN202196749U - Energy-saving lamp with full-spiral structure - Google Patents

Abstract

The utility model relates to an energy-saving lamp with a full-spiral structure. The energy-saving lamp comprises a lamp cap, an upper shell, a lower shell, an electronic ballast and a lamp tube, wherein the lamp cap, the upper shell, the lower shell and the lamp tube are sequentially connected; the electronic ballast is arranged in a cavity surrounded between the upper and lower shells; the lamp tube comprises a lamp tube main body with a double-spiral structure; two rotationally symmetrical shoulder protectors are arranged on the periphery of the bottom surface of the lower shell ; mounting holes are arranged in the shoulder protectors; small bend segments which are vertical upwards from the position of a helical line are arranged at two tail ends of the lamp tube main body ; the small bend segments of the lamp tube main body are matched in the mounting holes on the bottom surface of the lower shell; the tail ends of the small bend segments are accommodated in a shell cavity of the lower shell; and the end parts of the lamp tube main body are accommodated in the shoulder protectors of the lower shell. The energy-saving lamp has no difference in appearance from the original energy-saving lamp with the full-spiral structure and is attractive and compact. The small bend segments are inserted into the mounting holes on the bottom surface of the lower shell so as to realize gluing fixation of the lamp tube and a plastic part. The energy-saving lamp has the advantages of attractive and compact structure, simple machining process, high lighting effect, long service life and the like.

Description

A kind of full helical structure electricity-saving lamp

Technical field

The utility model relates to a kind of electricity-saving lamp, and particularly a kind of electricity-saving lamp with full helical structure belongs to the electricity-saving lamp technical applications.

Background technology

Existing electricity-saving lamp has generally included lamp holder, upper casing, lower casing, electric ballast and fluorescent tube; Upper casing, lower casing are the housing of the system of moulding; Lamp holder and upper casing are connected to a fixed, and lower casing and fluorescent tube are connected to a fixed, and also interlocking between upper casing and the lower casing is connected; Mould ballast is housed in the shell, constitute an electronic energy-saving lamp thus.Then be provided with two electrode terminals on the lamp holder; Be connected on the power input of electric ballast respectively by lead; Two pins of fluorescent tube are connected with the output wiring terminal of electric ballast through four lead-in wires; Behind lamp socket that the lamp holder of this light fixture is packed into, two electrode terminals of lamp holder are connected with power supply, make lamp luminescence.The fluorescent tube of existing this electricity-saving lamp has different shape, and typical shape is spiral.The fluorescent tube of existing spiral electricity-saving lamp has two kinds of structures usually, and a kind of is the semi-spiral structure, and another kind is full helical structure.No matter be full helical structure, or the semi-spiral structure, the fluorescent tube of this spiral electricity-saving lamp generally all includes double-stranded fluorescent tube main body.The difference of semi-spiral structure and full helical structure is that two ends in double-stranded fluorescent tube main body carry out bent angle and handle; Promptly at first two ends of fluorescent tube main body are bent near horizontal to the inboard of spiral coil; In the upwards vertically bending and constitute two pins more than the length 2CM again of the medium position of spiral coil, fluorescent tube utilizes two pins to be connected with lower casing then.The electricity-saving lamp of this semi-spiral structure; Main defective is exactly; General shape is attractive in appearance inadequately and overall height electricity-saving lamp is higher (this is owing to the cause that lamp base has been arranged causes), but the fluorescent tube of half spiral shell structure, because two end vertical sections have been arranged; Therefore control easily at processing qualities such as dusting, baking powder, blowtorch silk section, exhaust, inflation, roasted tubes, so the light efficiency of fluorescent tube, life performance are good.The fluorescent tube of full helical structure, its filament section is welded in spirochetal extended spot, fluorescent tube is in the plastic of precession lower casing, gummed is fixing again, therefore, fluorescent tube with mould shell and do not have the gap, attractive in appearance and total height lamp is little.But in the fluorescent tube production process, technology and operating difficulties cause the light efficiency of fluorescent tube and life-span more much lower than the performance of half spiral shell, and the outside dimension of the spiral coil of fluorescent tube must be less than the outside dimensions of moulding shell.

The utility model content

The purpose of the utility model is to overcome the deficiency of prior art; A kind of full helical structure electricity-saving lamp is provided; Through to the lamp tube structure and the improvement of moulding the shell lower casing; Realize that light efficiency is high, the life-span is long, fluorescent tube out-to-out can be greater than the advantage of the size of moulding shell, thereby solve the existing for a long time bottleneck problem of full spiral energy-saving lamp.

The utility model solves the technical scheme that its technical problem adopted: a kind of full helical structure electricity-saving lamp, comprise lamp holder, upper casing, lower casing, electric ballast and fluorescent tube, and lamp holder, upper casing, lower casing and fluorescent tube are connected successively; Electric ballast is contained in the chamber that surrounds between the upper and lower shell; Fluorescent tube comprises double-stranded fluorescent tube main body; Periphery is provided with two rotational symmetric shoulder protectors in the bottom surface of lower casing, is provided with installing hole in the shoulder protector; Two ends in the fluorescent tube main body are respectively equipped with from the helix position little bending segment vertically upward; The little bending segment of fluorescent tube main body is engaged in the installing hole of lower casing bottom surface, and the end of little bending segment is contained in the shell chamber of lower casing; The end of fluorescent tube main body is included in the shoulder protector of lower casing, sees in appearance with original full helical structure to be as good as, and is attractive in appearance and compact.Little bending segment inserts in the installing hole of lower casing bottom surface, realizes that the gummed of fluorescent tube and plastic is fixed.

The utility model is that two ends in the fluorescent tube main body are respectively equipped with from the helix position little bending segment vertically upward; The length of little bending segment is very short, and filament must not be rebuffed.After fluorescent tube and lower casing be installed together, shoulder protector was containing fluorescent tube, and the little bending segment of fluorescent tube inserts the shell chamber of lower casing, and the volume of the full spiral energy-saving lamp that so just can guarantee to make is little, length is short, outward appearance is beautiful.

The beneficial effect of the utility model is, vertically bends out little bending segment up from the helix position owing to adopted two ends in the fluorescent tube main body to be respectively equipped with; Make fluorescent tube in dusting, baking powder, blowtorch silk section, exhaust, bleed, fluorescent tube manufacture craft such as roasted tube becomes processing and system easy to control the quality easily.This structure had both kept that the volume of original full helical structure is little, length weak point, compact conformation, advantage attractive in appearance; But also have that light efficiency height, life-span are long, fluorescent tube out-to-out can be greater than the advantage of the size of moulding shell, thereby solved the existing for a long time bottleneck problem of full spiral energy-saving lamp.

Below in conjunction with accompanying drawing and embodiment the utility model is done further explain; But a kind of full spiral energy-saving lamp of the utility model is not limited to embodiment.

Description of drawings

Fig. 1 is the main TV structure sketch map of the utility model;

Fig. 2 is the decomposing schematic representation of the utility model;

Fig. 3 is the upward view of the utility model.

In the accompanying drawings: 1 lamp holder, 2 upper casings, 3 lower casings, 4 fluorescent tubes, 31 shoulder protectors, 311 installing holes, 41 fluorescent tube main bodys, the 42 little curved sections of tearing open.

Embodiment

Shown in accompanying drawing, lamp holder 1 is connected to a fixed with upper casing 2, and lower casing 3 is connected to a fixed with fluorescent tube 4, between upper casing 2 and the lower casing 3 also fastening be connected.In the chamber of upper casing 2 and lower casing 3, the electric ballast (not shown) is housed; Lamp holder 1 is provided with two electrode terminals; Two ends of fluorescent tube 4 are connected with the electrode terminal of lamp holder 1 after through electric ballast; Behind lamp socket that the lamp holder 1 of this lamp is packed into, two electrode terminals of lamp holder 1 are connected with power supply, make fluorescent tube 4 luminous.The periphery rotation is arranged with 31, two shoulder protector 31 terminals of two shoulder protectors and is respectively equipped with rotational symmetric two installing holes 311 in the bottom surface of lower casing 3; Fluorescent tube 4 comprises double-stranded fluorescent tube main body 41, is respectively equipped with the vertical directly bending little bending segment 42 up from the helix position at two ends of fluorescent tube main body 41; The little bending segment 42 of fluorescent tube main body is engaged in the installing hole 311 of lower casing bottom surface, and the end of little bending segment 42 is contained in the installing hole of lower casing 3; The end of fluorescent tube main body is included in the shoulder protector of lower casing.Because the utility model is respectively equipped with the bending little bending segment 42 up from the helix upright position at two ends of fluorescent tube main body; The length of little bending segment 42 is shorter; After fluorescent tube 4 and lower casing 3 be installed together; The little bending segment 42 of fluorescent tube inserts the shell chamber (and if semi-spiral structure, then its two pins will inevitably exceed the shell chamber of lower casing) of lower casings, and the volume of the full spiral energy-saving lamp that therefore can guarantee to make is little, length short; The fluorescent tube body is sitting on the lower casing stably, and is compact attractive in appearance.Owing to adopted two ends to be respectively equipped with vertical bending little bending segment 42 up from the helix position in the fluorescent tube main body; The little bending segment 42 of fluorescent tube main body is engaged in the installing hole 311 of lower casing bottom surface shoulder protector, and the end of little bending segment 42 is contained in the shell chamber of lower casing.This structure had both kept the advantage that the volume of original full helical structure is little, length is short; Light efficiency height, life-span are long, fluorescent tube out-to-out can (external diameter that can be found out the spiral coil of fluorescent tube main body 41 by accompanying drawing 1,2 can be greater than the size of lower casing greater than the size of moulding shell but also have; And the pin of original full helical structure is exactly one section in the helix; Therefore, the overall diameter size of the spiral coil of fluorescent tube must be less than the size of lower casing, like this; Can the pin of fluorescent tube be packed in the lower casing) advantage, thereby solved the existing for a long time bottleneck problem of full spiral energy-saving lamp.Because little bending segment 42 is straight up, certainly, when making, can then in the dusting process of glass tube, just can let unnecessary powder flow out downwards with it down, and original full spiral energy-saving lamp, its end also in helix, is not easy to flow out.In addition, little bending segment 42 has straight up been arranged, can be convenient to the completion of filament section welding procedure, technologies such as baking powder, exhaust, inflation, the roasted tube also utmost point are convenient to implement, and original full spiral energy-saving lamp is not easy to operation.

Claims (2)

1. a full helical structure electricity-saving lamp comprises lamp holder, upper casing, lower casing, electric ballast and fluorescent tube, and lamp holder, upper casing, lower casing and fluorescent tube are connected successively; Electric ballast is contained in the chamber that surrounds between the upper and lower shell; Fluorescent tube comprises double-stranded fluorescent tube main body, it is characterized in that the bottom surface periphery of said lower casing is provided with two rotational symmetric shoulder protectors, is provided with installing hole in the shoulder protector; Two ends of said fluorescent tube main body are respectively equipped with from the helix position little bending segment vertically upward.

2. a kind of full helical structure electricity-saving lamp according to claim 1 it is characterized in that the little bending segment of fluorescent tube main body is engaged in the installing hole of lower casing bottom surface, and the end of little bending segment is contained in the shell chamber of lower casing.

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