Summary of the invention the objective of the invention is to design a kind of new split type compact fluorescent lamp, further reduces the volume of lamp, improves ballast and fluorescent tube connection stability, prolongs the useful life of fluorescent lamp and improves its result of use.
Technical scheme of the present invention is as follows: a kind of split type compact fluorescent lamp, but this fluorescent lamp comprises clutch independently ballast and fluorescent tube, described ballast is provided with the lamp holder that is electrically connected with the city.Be provided with movable locking device between this fluorescent lamp ballast and the fluorescent tube, this locking device comprises outside visible execution portion, by the sticking department that execution portion extends inward, and also comprises the directed portion of control execution portion movement locus; Described locking device inserts in the set jack of fluorescent tube assembly upper surface, by the control lock bonding part locking of execution portion or unlock, and control ballast and fluorescent tube affixed or separate.
Wherein locking device can comprise at least three kinds of designs, one of them is that directed portion in the described locking device comprises the tubular slideway that is arranged at ballast lower surface middle part and is arranged in the execution portion and is set in sliding sleeve on the slideway, the nozzle limit of described slideway is provided with the annular nib that protrudes from this barrel outer surface, and the bottom of slot is provided with the block that protrudes from barrel outer surface; Described sticking department is included in the longitudinal socket that is provided with on the slideway cylindrical shell, is axially set in hook L shaped on the sliding sleeve, is convexly set in the projection of fluorescent tube jack inner surface.
Second kind of design is exactly: the directed portion in the described locking device comprises and is arranged at fluorescent tube jack inner surface annular slide track and is arranged in the execution portion and is flush-mounted in sliding sleeve in the described slideway that the top of described sliding sleeve is provided with the chimb that protrudes from its outer surface; Described sticking department is included in slot longitudinally is set on the annular slide track; Be axially set in hook L shaped on the sliding sleeve; Be convexly set in the projection of ballast lower surface, the head of this projection is provided with the protrusion of projection, and this protrusion can be located on the stud bumps and also can be located on the tubular projection.The operation principle of this syndeton is just had any different on the structure with above-mentioned a kind of identical.
The third design is: the directed portion in the described locking device comprises and is arranged at the recessed slideway of fluorescent tube or ballast outer surface annular and is arranged in the execution portion and is flush-mounted in sliding sleeve in the described slideway; Described sticking department is included in slot longitudinally is set on the slideway; Be arranged at the slot of outer recessed vertical perforation sliding sleeve on the sliding sleeve; Be convexly set in the projection of ballast lower surface, the head of this projection is provided with the protrusion of projection, and this protrusion can be located on the stud bumps or on the tubular projection.
How to make firm being connected of the permanent maintenance of ballast and fluorescent tube, the scheme that the present invention adopts is that sticking department is provided with hold-down mechanism, and during the locking locking device, this hold-down mechanism pushes ballast or fluorescent tube to the other side, force both closely connected.The concrete structure of this hold-down mechanism can adopt following two kinds: a kind of is elastic construction, a kind of pushing structure.
This split type compact fluorescent lamp described in the invention has following characteristics:
1. be connected compactly between ballast and the fluorescent tube, the volume of fluorescent lamp is less, not only can be used for powerful compact fluorescent lamp, and can be used for low power small compact type fluorescent lamp;
2. the designed locking device materials of the present invention are few, easy to process and cost is low;
3. be connected firmly, safety, plug is convenient, the profile better appearance does not need to use any aid.
Embodiment is in conjunction with above description of drawings embodiments of the invention.
As shown in Figure 1, a kind of split type compact fluorescent lamp, but this fluorescent lamp comprises clutch independently ballast 1 and fluorescent tube 2, described ballast 1 is provided with the lamp holder 19 that is electrically connected with the city; Be provided with movable locking device 3 between this fluorescent lamp ballast 1 and the fluorescent tube 2, this locking device 3 comprises outside visible execution portion 4, by the sticking department 5 that execution portion 4 extends inward, and also comprises the directed portion 6 of control execution portion 4 movement locus; Described locking device 3 inserts in the set jack 23 of fluorescent tubes 2 upper surfaces, and by 4 control lock bonding parts, 5 lockings of execution portion or unlock, control ballast 1 is with the affixed of fluorescent tube 2 or separate.
At locking device 3, its design can have following four kinds at least:
As shown in Figure 1, wherein a kind of is that directed portion 6 in the described locking device 3 comprises the tubular slideway 61 that is arranged at ballast 1 lower surface middle part and is arranged in the execution portion 4 and is set in sliding sleeve 62 on the slideway 61, the nozzle limit of described slideway 61 is provided with the annular nib 612 that protrudes from this barrel outer surface, and the bottom of slot 51 is provided with the block 613 that protrudes from barrel outer surface; Described sticking department 5 is included in the longitudinal socket 51 that is provided with on slideway 61 cylindrical shells, is axially set in hook L shaped on the sliding sleeve 62 52, is convexly set in the projection 53 of fluorescent tube 2 jacks 23 inner surfaces.When needs assembling fluorescent lamp, sliding sleeve 62 is sleeved on earlier on the slideway 61, annular nib 612 on the slideway 61 nozzle limits blocks sliding sleeve 62, make its axial location, rotate execution portion 4, make the opening alignment 51 on the sliding sleeve 62, described fluorescent tube 2 is engaged with ballast 1, projection 53 on the fluorescent tube 2 inserts along slot 51, and fluorescent tube 2 is rotated execution portion 4 by radial location, the gib head of L shaped hook 52 on the sliding sleeve 62 is partly inserted in the neutral below the projection 53, projection 53 and the fluorescent tube 2 of fixedlying connected with it can not axially be deviate from, and sticking department 5 is with fluorescent tube 2 axial location, and fluorescent tube 2 is completely fixed with ballast 1 and is one.When needs dismounting fluorescent lamp, with execution portion 4 backward rotation, the gib head of L shaped hook 52 partly withdraws from the neutral below the projection 53, and projection 53 and the fluorescent tube 2 of fixedlying connected with it can freely be deviate from along slot 51, and fluorescent tube 2 separates with ballast 1.
Fig. 2 as can be known, second kind of design is that the directed portion 6 in the described locking device 3 comprises and is arranged at fluorescent tube 2 jacks, 23 inner surface annular slide tracks 63 and is arranged in the execution portion 4 and is flush-mounted in sliding sleeve 62 in the described slideway 63, and the top of described sliding sleeve 62 is provided with the chimb 621 that protrudes from its outer surface; Described sticking department 5 is included in slot 56 longitudinally is set on the annular slide track 63, is axially set in hook L shaped on the sliding sleeve 62 52; Be convexly set in the projection 54 of ballast 1 lower surface, the head of described projection 54 is provided with the protrusion 541 of projection, and this protrusion 541 can be located on the stud bumps or on the tubular projection.First kind of the operation principle of this design is similar, and the chimb 621 at different is sliding sleeve 62 tops is stuck in the base of annular slide track 63, finishes the axial location of sliding sleeve 62.The gib head of L shaped hook 52 partly is positioned at the top of sliding sleeve 62, after projection 54 inserts slot 56, rotate execution portion 4, the gib head of L shaped hook 52 is partly inserted the neutral place on protrusion 541 tops of projection 54, sticking department 5 is with fluorescent tube 2 axial location, and fluorescent tube 2 is completely fixed with ballast 1 and is one.
As shown in Figure 3, the third design is that the directed portion 6 in the described locking device 3 comprises and is arranged at fluorescent tube 2 jacks, 23 inner surface annular slide tracks 63 and is arranged in the execution portion 4 and is flush-mounted in sliding sleeve 62 in the described slideway 63, and the top of described sliding sleeve 62 is provided with the chimb 621 that protrudes from its outer surface; Described sticking department 5 comprises and is axially set in hook L shaped on the sliding sleeve 62 57, is convexly set in the projection 58 of sliding sleeve 62 inner surfaces.The operation principle of this design and first kind is basic identical, and configuration of components is difference slightly, repeats no more here.
As shown in Figure 4, the 4th kind of design is that directed portion 6 in the described locking device 3 comprises and is arranged at the recessed slideway 64 of fluorescent tube 2 or ballast 1 outer surface annular and is arranged in the execution portion 4 and is flush-mounted in sliding sleeve 65 in the described slideway 64; Described sticking department 5 is included in slot 641 longitudinally is set on the slideway 64; Be arranged at the slot 651 of outer recessed vertical perforation sliding sleeve 65 on the sliding sleeve 65; Be convexly set in the projection 54 of ballast 1 or fluorescent tube 2 lower surfaces, the head of described projection 54 is provided with the protrusion 541 of projection, and this protrusion 541 can be located on the stud bumps or on the tubular projection.When needs assembling fluorescent lamp, earlier with the slot 641 on the 651 aligning slideways 64 of the slot on the sliding sleeve 65, again projection 54 is inserted along slot 651 and the slot 641 common passages that constitute, rotate execution portion 4 then, non-socket portion on the sliding sleeve 65 is inserted in the neutral on protrusion 541 tops of projection 54, sticking department 5 is with fluorescent tube 2 or ballast 1 axial location, and fluorescent tube 2 is completely fixed with ballast 1 and is one.
The three kinds of designs in front relatively are suitable for the compact fluorescent lamp of helical lampl, and the 4th kind of design relatively is suitable for the fluorescent lamp of U-shaped class fluorescent tube.
Described execution portion 4 is disk-like object or driving lever shape object, plate-like execution portion 4 can be garden dish or polygonal pan, the size of execution portion 4 also can decide according to the design needs of user's needs or whole lamp, the outer surface of execution portion 4 is suppressed with decorative pattern, the frictional force of increase and hand is convenient to operation.
Described above is the various connected modes between ballast 1 and the fluorescent tube 2 among the present invention, the following describes the present invention and how to solve ballast 1 and the fluorescent tube 2 closely connected and steady in a long-term technical schemes that are connected.
By Fig. 1, Fig. 5 and Fig. 6 as can be known, also be provided with hold-down mechanism 7 on the described sticking department 5, this hold-down mechanism 7 be arranged at sticking department 5 with on the faying face of the object that acts on (projection), this hold-down mechanism 7 pushes ballast 1 and fluorescent tube 2 to middle joint portion, make it closely connected mutually.
As shown in Figure 5, first kind of execution mode of hold-down mechanism 7 is jacking blocks 71 that described hold-down mechanism 7 is included in outstanding or retraction in the smaller groove 55 of set oral area on the sticking department 5, be provided with flexible member 72 between this jacking block 71 and groove 55 bottoms, the bottom of described jacking block 71 is provided with the rib 73 that protrudes in its outer surface.This mode is to belong to elastic compression, when sticking department 5 was in the lock state, jacking block 71 is object that roof pressure acts on (projection) under the effect of flexible member 72, continued ballast 1 or fluorescent tube 2 are pushed to the other side, make both produce lasting relative pressure, force both closely connected.And the effect of rib 73 is exactly when jacking block 71 is in free state, and jacking block 71 can not ejected groove 55 by flexible member 72.
As shown in Figure 6, second of hold-down mechanism 35 kind of execution mode is the slick and sly protrusion 74 that described hold-down mechanism 7 is provided in a side of sticking department 5 heads.When sticking department 5 was in the lock state, protrusion 74 objects that roof pressure acts on (projection) made ballast 1 or fluorescent tube 2 to the other side's extruding, force both closely connected.