The automatic fixer of recessed light fixture
[technical field]
The present invention relates to a kind of light fixture, refer in particular to a kind of recessed light fixture being arranged on ceiling, furniture.
[background technology]
Modern interior Design finishing or lighting of home, the occasions such as office lighting generally can be used recessed light fixture, existing recessed light fixture generally adopts spring to be fixed in the perforate of ceiling or furniture, if this spring force deficiency is difficult to light fixture to be fixed, so existing spring is all that elastic force is comparatively powerful conventionally, and be transported to installation from being packaged into, this spring is all in open mode, increased the Packing Capacity of light fixture, the more important thing is, need when mounted setter firmly spring to be upwards pressed into receiving state with hand, then light fixture is packed in perforate, unclamp carefully palm, light fixture is close on ceiling under the active force of spring, installation is wasted time and energy, it is very inconvenient to operate, and easily produce recoil of spring phenomenon and cause injured, or light fixture is close in the process of ceiling and is jammed a finger under the active force of spring, and the hand of the sheet material corner in perforate or the easy scratch setter of burr, installation effectiveness is very low and hiding dangerous.
The spring that also has a kind of recessed light fixture in prior art is to adopt torsion spring structure, and as shown in figure 20, these torsion spring 100 two ends are respectively for the fixedly installation end 101 of light fixture and the bare terminal end 102 angled with installation end.This kind of structure is to be conflicted respectively and gripped in the rear back side and the side of ceiling by installation end and bare terminal end, during installation, to torsion spring installation end up be packed up and fill in hole again by staff, at conflict bare terminal end when pressing down bare terminal end 102 of ceiling, drive installation end 101 toward pressing down, as shown in Figure 21 a, thereby until being clamped on ceiling, torsion spring two ends complete lamp installation, as shown in Figure 21 b.This operating process is comparatively loaded down with trivial details, is difficult to install.In addition, angle between the length at torsion spring two ends, torsion spring two ends and torsion spring installation site, determined the size of the installation perforate of ceiling thickness that this torsion spring can clamp and adaptation, when thick ceiling and thin ceiling mounted lamp, cause is in requisition for different torsion springs and the setting position of torsion spring, as shown in Figure 21 b and 22, the position that is arranged on the torsion spring setting on thick ceiling is higher than the position being arranged on thin ceiling.Therefore, the light fixture finished product that torsion spring has been set can not adapt to the ceiling of all different-thickness to be installed, and its adaptability is poor, as shown in figure 23, the higher lamp installation of torsion spring setting position, when thinner ceiling, has and unstable, lamp face is installed is not pasted, the problem that even causes light fixture to drop; As shown in figure 24, the lower lamp installation of torsion spring setting position when thicker ceiling, there will be clamping incessantly ceiling, unstable problem is installed.Even at card on the same day, perforate is installed excessive or too smallly also can affect installation effect, perforate is too small, because bare terminal end 102 is stressed too large, is difficult to light fixture to fill in perforate, and perforate is too large, can cause again torsion spring to clamp not strongly, install shakiness, lamp face and the problem such as not paste, as shown in Figure 25 and 26, its scope of application is restricted, for the desired light fixture specification of different erecting beds, relatively increase, increased inventory cost.
Therefore, provide a kind of and meet that security is higher, easy to operate, installation effectiveness is high, save the recessed light fixture of transport and storage cost real in necessary.
[summary of the invention]
The object of the present invention is to provide that a kind of security is higher, easy to operate, installation effectiveness is high, save the automatic fixer of the recessed light fixture of cost of transportation.
For realizing the object of the invention, provide following technical scheme:
A kind of automatic fixer of recessed light fixture is provided, it comprises for the fixing elastic mechanism of light fixture, this elastic mechanism one end connects light fixture, and be arranged on light fixture sidewall, one end that this elastic mechanism is arranged on light fixture sidewall is elastic tip, the other end is swingable hold-down arm, the automatic fixer of recessed light fixture of the present invention further comprises the position-limit mechanism of taking in location before the hold-down arm of elastic mechanism is installed, and trigger mechanism, this trigger mechanism can be removed the spacing of hold-down arm the hold-down arm that triggers this elastic mechanism are opened.
This trigger mechanism comprises triggering block, this position-limit mechanism can adopt the location structure that the stoped elastic mechanism matching that arranges respectively in the elastic tip of triggering block and elastic mechanism rotates to realize, for example, at the groove of elastic tip setting and triggering block form fit, or in triggering block and elastic tip, plane bonded to each other is set respectively, or the projection cooperatively interacting and groove, or the Stop structure cooperatively interacting.
This trigger mechanism can arrange chute, and triggering block can be along runner movement, to increase mechanism stable.This triggering block can by with the immovable fitting of chute stablize with elastic tip between coordinate.
This position-limit mechanism further comprises the back-moving spring inconsistent with triggering block, and in order to strengthen the positioning action of position-limit mechanism, this triggering block can overcome the active force of back-moving spring and change state under external force.
At back-moving spring during in elongation state, this triggering block location of matching with the elastic tip of elastic mechanism under the active force of back-moving spring, thereby hold-down arm is limited to receiving state, when mounted lamp, trigger mechanism is subject to ceiling or furniture active force, surface and/or side by ceiling or furniture promote triggering block, overcome action of reset spring power and move, make the location between the elastic tip of triggering block and elastic mechanism coordinate releasing, the elastic tip of elastic mechanism departs from spacing, under the effect of elastic mechanism self elastic force, hold-down arm is opened, be supported on the rear surface of ceiling, light fitting panel is close to the front surface of ceiling, realize the automatic fixed installation of elastic mechanism.
Described elastic mechanism can be with the spring structure of hold-down arm or shell fragment, can adopt simple pure spring or shell fragment, or additional housing, hold-down arm can be frame-shaped construction or platy structure, or be provided with the frame-shaped construction of cross bar or transverse slat, according to concrete applicable cases, set.
Technique scheme can preferably be specially:
Described position-limit mechanism is in the elastic tip of this elastic mechanism, to be provided with rectangle stopper slot, and the structure that matches is with it set in triggering block; The triggering block of this trigger mechanism is knuckle plate, and this chute is arranged on light fixture sidewall; One flanging of knuckle plate embeds in chute, can move up and down along chute, and the upper end of this flanging can embed in the stopper slot of elastic mechanism elastic tip and match with its shape, thereby can the hold-down arm of elastic mechanism is spacing at receiving state, another flanging of this knuckle plate is inconsistent with the back-moving spring that is connected to the light fitting panel back side.This triggering block can also adopt other modes with coordinating of elastic tip, for example, block projection is set in elastic tip, by the rotation with prevention elastic mechanism that coordinates with triggering block; Or stopper slot is arranged on the flanging upper end of knuckle plate, and in this elastic tip bottom, projection is set and matches with it.
Such scheme can also be done equivalent transformation: this chute both can longitudinally arrange also can horizontally set, also horizontally set of back-moving spring and knuckle plate correspondingly, this knuckle plate upper end is provided with corner, can embed in the stopper slot of this elastic tip and match with its shape, the arbitrary shape that this knuckle plate other end is made as spheric end or is provided with guide ramp, one flanging of knuckle plate embeds in chute, can be along chute side-to-side movement, and another flanging and the back-moving spring of this knuckle plate are inconsistent.This triggering block can also adopt other modes with coordinating of elastic tip, for example, block projection is set in elastic tip, by the rotation with prevention elastic mechanism that coordinates with triggering block corner; Or stopper slot is arranged on the corner of knuckle plate, and in this elastic tip, projection is set and matches with it.
This triggering block also can adopt trapezoidal slide block, and the outside of this trapezoidal slide block is inclined-plane, and the bottom of the elastic tip of elastic mechanism is plane, and this plane matches with the upper surface of the trapezoidal slide block of trigger mechanism.
Or adopt indirect serial verb construction, elastic tip one side of this elastic mechanism is provided with stopper slot and usings as position-limit mechanism, this trigger mechanism comprises chute, slide block, U-shaped push rod and back-moving spring, this slide block is arranged in chute, the inclined-plane that its outside tilts for ecto-entad, this slide block outer end is spheric end, one end that this U-shaped push rod contacts with slide block inclined-plane is spheric end, the other end is provided with the projection matching with the stopper slot of the elastic tip of elastic mechanism, and inconsistent with this back-moving spring.
This trigger mechanism and position-limit mechanism can also adopt such technical scheme, and this position-limit mechanism is that one end is arranged on the gag lever post on the light fixture sidewall of elastic mechanism top, and the other end is free end; This trigger mechanism is that one end is arranged on the swing arm on the light fixture sidewall of elastic mechanism below, the other end is free end, and be provided with barb on this swing arm, the gag lever post free end of position-limit mechanism can be placed in described barb and be limited, thereby the hold-down arm of elastic mechanism can be locked in the space that gag lever post and swing arm enclose.The active force of the outside swing of elastic mechanism acts on gag lever post, gag lever post free end is outwards opened, barb restriction gag lever post free end on swing arm outwards moves, also be because gag lever post free end acts on the power of described barb, swing arm outwards to be opened around the axle point of installing simultaneously, between gag lever post and swing arm, form an enclosed space, the hold-down arm of elastic mechanism is spacing at receiving state.
This barb can also adopt other implementation, for example adopt and be arranged on the projection on swing arm, this projection can be that sheet is tabular or block, on it, offer and can hold the free-ended groove of gag lever post or hole, support structure can also be set below the hole of offering, to prevent that gag lever post free end is stuck in hole and causes triggering malfunctioning.
Position-limit mechanism can also be arranged on separately elastic mechanism top, employing can be triggered and remove spacing structure, for example adopt shell fragment that hold-down arm is spacing, as U-shaped plate is installed on light fixture sidewall, in U-shaped plate sidewall, be provided with shell fragment or elasticity salient point, the hold-down arm of elastic mechanism is spacing between shell fragment or elasticity salient point and U-shaped plate, thus the hold-down arm of elastic mechanism is spacing at receiving state, and be subject to can removing under External Force Acting spacing.The replacement technology scheme that this position-limit mechanism arranging separately can also adopt other to be equal to.
This trigger mechanism can adopt swing arm principle, swing arm is connected with light fixture sidewall, by the axle point of junction, realize and swinging, swing arm one end contacts with the hold-down arm of elastic mechanism, hold-down arm is taken in by position-limit mechanism, and hold-down arm outwards opens swing arm other end free end to the pressure of swing arm one end, when outside free end is subject to external force and is depressed, the other end acts on hold-down arm, thereby triggers it to depart from position-limit mechanism and open.
Technique scheme can be specially: trigger mechanism adopts knuckle bar or the flap in the elastic tip that is arranged on light fixture sidewall or elastic mechanism, the pressure of hold-down arm doubling angular pole or flap one end makes knuckle bar or oblique outer the opening of flap free end, when outside free end is subject to external force and inwardly swings, the other end outwards acts on hold-down arm, thereby makes it depart from position-limit mechanism and open.
This trigger mechanism also can adopt such technical scheme: this position-limit mechanism and trigger mechanism are integrated, it is the shank being arranged on light fixture sidewall, by the axle point of junction, realize and swinging, this shank one end is zigzag positive stop hook, for hold-down arm is hooked and is limited to reception position, the other end is and the coaxial free end swinging in the same way of zigzag positive stop hook, this hold-down arm is provided with transverse slat or cross bar, when the transverse slat on hold-down arm or cross bar are placed on the corner position of positive stop hook, the power of outwards opening and the shank of hold-down arm can reach balance to the pulling force of hold-down arm, hold-down arm can be limited to reception position, meanwhile, under hold-down arm active force, make positive stop hook and free end all outwards open.When this shank free end is depressed under external force, thereby the constraint of motion releasing to hold-down arm in the same way of the positive stop hook of the other end opened hold-down arm.
Hold-down arm at elastic mechanism can arrange release mechanism, receiving state to the hold-down arm of elastic mechanism before installation is reinforced, in order to avoid elastic mechanism is surprisingly opened in packing, transportation, storage with before installing, avoid increasing reset work, and avoid the installation personnel of injuring.This release mechanism can adopt multiple implementation, for example, adopt swingable yi word pattern or zigzag block bar.
The implementation that this release mechanism is other: it comprises U-shaped plate and stop catch plate, U-shaped plate both sides are provided with approaching channel, and stop catch plate inserts in approaching channel, and the hold-down arm of spring is spacing between stop catch plate and U-shaped plate.
Or release mechanism adopts elastic force pincers, and light fixture sidewall approach spring fitting arm above be provided with the locking bar of lockhole, elastic force clamp is lived hold-down arm and locking bar, can unclamp elastic force clamp by external force.
More preferably; can add sheath at the hold-down arm free end of elastic mechanism; spring is protected; and make it when opening, avoid, with ceiling or furniture, hard collision occurs; release spring acts on the moment strength on ceiling or furniture, and the injury to installation personnel while alleviating the unexpected resilience of elastic mechanism.On this sheath, can be provided with small salient point or lines, to increase frictional force.
The projection that resets can be set on the hold-down arm of elastic mechanism, this reset projection is provided with inclined-plane and can when retracting light fixture, guides hold-down arm and inwardly pack up, make like this recessed light fixture easily dismantle, and elastic mechanism can inwardly be taken in when retracting, coordinate the restoring force of the back-moving spring in above-described embodiment hold-down arm can be automatically reset.
Contrast prior art, the present invention has the following advantages:
The present invention adopts automatic fixer, can very easily recessed light fixture be put into installation perforate, just it can be fixedly mounted automatically, easy to operate, simultaneously do not worry recoil of spring phenomenon occurs and cause injuredly, installation effectiveness improves greatly, and reduces light fixture volume, save packing, and save transport and storage cost.
[accompanying drawing explanation]
Fig. 1 a is the cutaway view of embodiments of the invention one;
Fig. 1 b is the side view of embodiments of the invention one;
Fig. 1 c is the installment state schematic diagram of embodiments of the invention one;
Fig. 1 d, 1e are the cutaway view of the replacement embodiment of embodiments of the invention one;
Fig. 1 f, 1g are respectively the lamp installation view of 1d, 1e;
Fig. 2 a is the cutaway view of embodiments of the invention two;
Fig. 2 b is the side view of embodiments of the invention two;
Fig. 2 c is the installment state schematic diagram of embodiments of the invention two;
Fig. 2 d, 2e are the cutaway view of the replacement embodiment of embodiments of the invention two;
Fig. 2 f, 2g are respectively the lamp installation view of 2d, 2e;
Fig. 3 a is the cutaway view of embodiments of the invention three;
Fig. 3 b is the side view of embodiments of the invention three;
Fig. 3 c is the installment state schematic diagram of embodiments of the invention three;
Fig. 4 a is the cutaway view of embodiments of the invention four;
Fig. 4 b is the side view of embodiments of the invention four;
Fig. 4 c is the installment state schematic diagram of embodiments of the invention four;
Fig. 4 d is the cutaway view of the replacement embodiment of embodiments of the invention four;
Fig. 4 e is the lamp installation view of 4d;
Fig. 5 a is the cutaway view of embodiments of the invention five;
Fig. 5 b is the side view of embodiments of the invention five;
Fig. 5 c is the installment state schematic diagram of embodiments of the invention five;
Fig. 6 a is the cutaway view of embodiments of the invention six;
Fig. 6 b is the top view of embodiments of the invention six;
Fig. 6 c is the installment state schematic diagram of embodiments of the invention six;
Fig. 7 a is the cutaway view of embodiments of the invention seven;
Fig. 7 b is the top view of embodiments of the invention seven;
Fig. 7 c is the installment state schematic diagram of embodiments of the invention seven;
Fig. 8 a is the cutaway view of embodiments of the invention eight;
Fig. 8 b is the side view of embodiments of the invention eight;
Fig. 8 c is the installment state schematic diagram of embodiments of the invention eight;
Fig. 9 a is the cutaway view of embodiments of the invention nine;
Fig. 9 b is the side view of embodiments of the invention nine;
Fig. 9 c is the installment state schematic diagram of embodiments of the invention nine;
Figure 10 a is the cutaway view of embodiments of the invention ten;
Figure 10 b is the side view of embodiments of the invention ten;
Figure 10 c is the installment state schematic diagram of embodiments of the invention ten;
The side view of Figure 11 embodiments of the invention 11;
Figure 12 a, 12b are respectively the schematic diagram of one of position-limit mechanism embodiment of the present invention;
Figure 13 a, 13b are the different conditions schematic diagram of release mechanism embodiment mono-of the present invention;
Figure 14 a, 14b are the different conditions schematic diagram of release mechanism embodiment bis-of the present invention;
Figure 14 c is the side view of release mechanism embodiment bis-of the present invention;
Figure 15 a, 15b are the different conditions schematic diagram of release mechanism embodiment tri-of the present invention;
Figure 16 a, 16b are the different conditions schematic diagram of release mechanism embodiment tetra-of the present invention;
Figure 17 is the schematic diagram that elastic mechanism of the present invention adds sheath;
Figure 18 a is the schematic diagram of elastic mechanism embodiment mono-of the present invention;
Figure 18 b is the schematic diagram of elastic mechanism embodiment bis-of the present invention;
Figure 18 c is the perspective view of elastic mechanism embodiment bis-of the present invention;
Figure 19 is the application schematic diagram of elastic mechanism embodiment tri-of the present invention;
Figure 20 is the schematic diagram of existing torsion spring structure;
Figure 21 a is the front view of installation of the embedded mounted lamp of existing employing torsion spring mechanism;
Figure 21 b is view after the installation of embedded mounted lamp of existing employing torsion spring mechanism;
Figure 22 is the Another Application situation schematic diagram of the embedded mounted lamp of existing employing torsion spring mechanism;
Figure 23~26 are the schematic diagram of misapplication of the embedded mounted lamp of existing employing torsion spring mechanism.
[specific embodiment]
Please first consult Figure 18 a~18c, elastic mechanism in the embodiment of the present invention can be with the spring structure of hold-down arm or shell fragment, it comprises the elastic tip 201 that is connected with light fixture sidewall and swingable hold-down arm 202, can adopt the spring of the simple structure as shown in Figure 18 a, hold-down arm 202 is frame-shaped constructions; Or the spring structure of the additional housing of employing as shown in Figure 18 b, 18c, elastic tip 201 built-in springs, hold-down arm is platy structure.This elastic mechanism can also be the frame-shaped construction that is provided with cross bar or transverse slat, according to different embodiment, needs and concrete applicable cases setting.
Refer to Fig. 1 a, 1b, the automatic fixer of the recessed light fixture of the present embodiment one, it comprises elastic mechanism, position-limit mechanism and trigger mechanism, this elastic mechanism is arranged on light fixture sidewall for fixing light fixture, one end that this elastic mechanism is arranged on light fixture sidewall is elastic tip 201, the other end is swingable hold-down arm 202, and these elastic tip 201 bottoms are provided with rectangle stopper slot 203 usings as position-limit mechanism, and this trigger mechanism comprises chute 13, knuckle plate 11 and back-moving spring 12.This chute 13 is arranged on light fixture sidewall; One flanging of knuckle plate 11 embeds in chute 13, can move up and down along chute 13, and the upper end of this flanging can embed in the stopper slot 203 of elastic mechanism elastic tip 201, thereby can be by the spacing receiving state as shown in Figure 1a of the hold-down arm of elastic mechanism 202, another flanging of this knuckle plate 11 is inconsistent with the back-moving spring 12 that is connected to the light fitting panel back side.Above light fixture sidewall, be provided with release mechanism 204, to strengthen the stability in receiving state to hold-down arm 202.
Before lamp installation, in the stopper slot 203 of the elastic tip 201 of the upper end embedding elastic mechanism of knuckle plate 11, make this elastic mechanism be limited to receiving state, its hold-down arm 202 is pressed close to light fixture sidewall and is upwards packed up, conveniently this recessed light fixture is filled in the perforate of ceiling or furniture easily, during installation under ceiling or furniture (surface and/or side) active force, the elastic force that can overcome back-moving spring is depressed the knuckle plate 11 of this trigger mechanism, knuckle plate moves along chute 13, its upper end departs from the stopper slot 203 of elastic mechanism elastic tip 201, because hold-down arm 202 is opened in the elastic force effect of elastic mechanism, as shown in Fig. 1 c, can automatically this recessed light fixture be fixed in the perforate of ceiling or furniture.
Above-described embodiment one can also be done some equivalent transformations and realize same technique effect, for example, in cooperation location structure between elastic tip 201 and knuckle plate 11, stopper slot is arranged on to knuckle plate 11 upper ends, as shown in Fig. 1 d and 1e, knuckle plate 11 upper ends are provided with stopper slot 15, and elastic tip 201 bottoms of mounting spring are provided with the projection 14 coordinating with it.Before installation, projection 14 embeds in stopper slot 15, and hold-down arm 202 is limited to reception position; During installation under ceiling or furniture (surface and/or side) active force, the elastic force that can overcome back-moving spring is depressed the knuckle plate 11 of this trigger mechanism, knuckle plate moves downward along chute 13, discharge the projection 14 in end stopper slot 15 placed on it, because hold-down arm 202 is opened in the elastic force effect of elastic mechanism, as shown in Fig. 1 e, can automatically this recessed light fixture be fixed in the perforate of ceiling or furniture.
Embodiment mono-can also do such equivalent transformation to realize same technique effect: refer to Fig. 1 f and 1g, in elastic tip 201 bottoms, block projection 16 is set, before installation, elastic tip 201, because thereby block projection 16 is subject to the swing of having organized hold-down arm that stops of knuckle plate 11 upper ends, is limited to reception position by hold-down arm 202; During installation, knuckle plate down moves and discharges after the stopping of block projection 16, hold-down arm 202 can be opened.
Refer to Fig. 2 a, 2b, the present embodiment two is substantially similar to the action principle of previous embodiment one, difference is, the direction of motion of the trigger mechanism of this automatic fixer is horizontal, and the direction of motion of the trigger mechanism of embodiment mono-is longitudinally, trigger mechanism in the present embodiment comprises the chute 23 of horizontally set, back-moving spring 22 and knuckle plate 21, these knuckle plate 21 upper ends are provided with corner 212, its other end is made as spheric end 211, this elastic mechanism elastic tip 201 is provided with the stopper slot 203 matching with knuckle plate 21 upper end corners 212, it is interior and inconsistent with back-moving spring 22 that this knuckle plate 21 embeds chute 23.
Before lamp installation, the active force of back-moving spring is by the past extrapolation of knuckle plate 21, knuckle plate upper end corner 212 embeds the stopper slot 203 of the elastic tip of elastic mechanism, thereby can be by the spacing receiving state as shown in Figure 2 a of the hold-down arm of elastic mechanism 202, hold-down arm 202 is pressed close to light fixture sidewall and is upwards packed up, conveniently this recessed light fixture is filled in the perforate of ceiling or furniture easily, during installation under ceiling or furniture (surface and/or side) active force, spheric end 211 by extruding knuckle plate pushes away knuckle plate 21 inward along chute 23, the elastic force that can overcome back-moving spring makes the knuckle plate upper end corner 212 of this trigger mechanism depart from the stopper slot 203 of elastic mechanism elastic tip, because hold-down arm 202 is opened in the elastic force effect of elastic mechanism, as shown in Figure 2 c, can automatically this recessed light fixture be fixed in the perforate of ceiling or furniture.
Equally, above-described embodiment two can also be done some equivalent transformations and realize same technique effect, for example, shown in Fig. 2 d and 3e, in cooperation location structure between elastic tip 201 and knuckle plate 21, stopper slot 25 is arranged on knuckle plate 21 upper end corners 212, and the elastic tip 201 of mounting spring is provided with the projection 24 coordinating with it; And the spheric end of knuckle plate 21 can replace to the triangle of guide ramp or trapezoidal.Before installation, projection 24 embeds in stopper slot 25, and hold-down arm 202 is limited to reception position; During installation under ceiling or furniture (surface and/or side) active force, guide ramp along knuckle plate 21 one end pushes away knuckle plate 21 inward along chute 23, the elastic force that can overcome back-moving spring is depressed the knuckle plate 21 of this trigger mechanism, release is placed in the projection 24 in stopper slot 25, because hold-down arm 202 is opened in the elastic force effect of elastic mechanism, as shown in Figure 2 e, can automatically this recessed light fixture be fixed in the perforate of ceiling or furniture.
Embodiment bis-can also do such equivalent transformation to realize same technique effect: refer to Fig. 2 f and 2g, in elastic tip 201 bottoms, block projection 26 is set, before installation, elastic tip 201, because thereby block projection 26 is subject to the swing of having organized hold-down arm that stops of knuckle plate 11 upper end corners, is limited to reception position by hold-down arm 202; During installation, knuckle plate is stressed to be promoted inward, discharges after the stopping of block projection 26, hold-down arm 202 can be opened.
Refer to Fig. 3 a, 3b, the present embodiment three is identical with previous embodiment two principles, the direction of motion of the trigger mechanism of this automatic fixer is also horizontal, difference is, the knuckle plate of the trigger mechanism of embodiment bis-changes the trapezoidal slide block 31 in embodiment tri-into, and the outside of this trapezoidal slide block 31 is inclined-plane; The elastic tip of elastic mechanism is designed to the profile that bottom is plane, and this plane matches with the upper surface of the trapezoidal slide block of trigger mechanism.
Before lamp installation, the active force of back-moving spring 32 is extrapolated trapezoidal slide block 31 along chute 33 is past, the bottom plane of the elastic tip 201 of trapezoidal upper end of slide block face and elastic mechanism is inconsistent, thereby can be by the spacing receiving state as shown in Figure 3 a of the hold-down arm of elastic mechanism 202, hold-down arm 202 is pressed close to light fixture sidewall and is upwards packed up, conveniently this recessed light fixture is filled in the perforate of ceiling or furniture easily, during installation under ceiling or furniture (surface and/or side) active force, inclined-plane, outside along trapezoidal slide block 31 pushes this trapezoidal slide block inward along chute 33, the elastic force that can overcome back-moving spring 32 departs from trapezoidal slide block 31 upper surfaces of this trigger mechanism and the bottom plane of elastic mechanism elastic tip 201, because hold-down arm 202 is opened in the elastic force effect of elastic mechanism, as shown in Figure 3 c, can automatically this recessed light fixture be fixed in the perforate of ceiling or furniture.
Refer to Fig. 4 a, 4b, the automatic fixer of the recessed light fixture of embodiment tetra-, it comprises elastic mechanism, position-limit mechanism and trigger mechanism, and this position-limit mechanism is that one end is arranged on the gag lever post 43 on the light fixture sidewall of elastic mechanism top, and its other end is free end; This trigger mechanism is that one end is arranged on the swing arm 41 on the light fixture sidewall of elastic mechanism below, the other end is free end, and be provided with barb 42 on this swing arm 41, gag lever post 43 free ends of position-limit mechanism are spacing in barb 42, gag lever post 43 free ends are fixed in cooperation, thereby the hold-down arm of elastic mechanism 202 is spacing at the receiving state as shown in Fig. 4 a.
Before lamp installation, the limited mechanism of hold-down arm 202 of elastic mechanism is limited to receiving state, now gag lever post 43 ends are placed in the barb 42 of swing arm 41, the outside active force of swing arm 41 makes gag lever post 43 have outside movement tendency, gag lever post 43 end effects open swing arm 41 outside oblique in barb 42, the cooperation of gag lever post 43 and swing arm 41 is pressed close to light fixture sidewall by hold-down arm 202 and is upwards packed up, and convenient this recessed light fixture is filled in the perforate of ceiling or furniture easily; During installation under ceiling or furniture (surface and/or side) active force, the swing arm opening outside oblique 41 is depressed, make the barb 42 of the gag lever post 43 free ends disengaging swing arms of position-limit mechanism, elastic mechanism is discharged, because hold-down arm 202 is opened in the elastic force effect of elastic mechanism, as shown in Fig. 4 c, can automatically this recessed light fixture be fixed in the perforate of ceiling or furniture.
The cooperation of this gag lever post 43 and swing arm 41 can be not limited only to barb 42 gag lever post 43 ends are spacing, this barb 42 can also adopt other replacement technology schemes, sheet or tabular or block-like protrusions are for example set on swing arm 42, in projection, be provided with groove or hole, refer to Fig. 4 d, gag lever post 43 ends are spacing in hole 44, and these 44 belows, hole are also provided with holder and hold sheet 45, to guarantee to trigger flexibility.Refer to Fig. 4 e, under external force, trigger and make gag lever post 43 ends depart from hole 44, thereby discharge the restriction to hold-down arm 202, it is opened.
Position-limit mechanism in the present invention can also adopt other structure, position-limit mechanism as shown in Figure 12 a, 12b, this position-limit mechanism is installed on light fixture sidewall, can be arranged on separately elastic mechanism top, it comprises U-shaped plate 301, in U-shaped plate 301 sidewalls, be provided with shell fragment 302 or elasticity salient point 303, can the hold-down arm of elastic mechanism 202 is spacing between shell fragment 302 or elasticity salient point 303 and U-shaped plate 301, thus the hold-down arm of elastic mechanism 202 is spacing at receiving state.
Refer to Fig. 5 a, 5b, the automatic fixer of the recessed light fixture of embodiment five, it comprises elastic mechanism, position-limit mechanism and trigger mechanism, this position-limit mechanism can adopt structure as shown in Figure 12 a or Figure 12 b, U-shaped plate 301 is installed on light fixture sidewall, by the shell fragment 302 in U-shaped plate sidewall or elasticity salient point 303, the hold-down arm of elastic mechanism 202 is spacing at receiving state.This trigger mechanism adopts and is arranged on the knuckle bar on light fixture sidewall, by the axle point 54 of junction, is realized and being swung, and hold-down arm acts on the trigger end 52 of knuckle bar, makes oblique outer the opening of knuckle bar free end 51.
Before lamp installation, the limited mechanism of hold-down arm 202 of elastic mechanism is limited to receiving state, the state that the free end 51 of the knuckle bar of trigger mechanism now opens outside oblique, hold-down arm 202 is pressed close to light fixture sidewall and is upwards packed up, and convenient this recessed light fixture is filled in the perforate of ceiling or furniture easily; During installation under ceiling or furniture (surface and/or side) active force, the free end 51 of the knuckle bar opening outside oblique is depressed, make the trigger end 52 of knuckle bar act on elastic mechanism, the restriction that the hold-down arm 202 of elastic mechanism departs from position-limit mechanism is outwards opened, as shown in Figure 5 c, can automatically this recessed light fixture be fixed in the perforate of ceiling or furniture.
Refer to Fig. 6 a, 6b, the automatic fixer of the recessed light fixture of embodiment six, it comprises elastic mechanism, position-limit mechanism and trigger mechanism, elastic tip one side of this elastic mechanism is provided with stopper slot 66 and usings as position-limit mechanism, this trigger mechanism comprises chute 64, slide block 61, U-shaped push rod 62 and back-moving spring 63, also comprise for the baffle plate 65 of back-moving spring 63 is installed, this slide block 61 is arranged in chute 64, the inclined-plane that its outside tilts for ecto-entad, these slide block 61 outer ends are spheric end, one end that this U-shaped push rod 62 contacts with slide block 61 inclined-planes is spheric end, the other end is provided with the projection matching with the stopper slot 66 of the elastic tip of elastic mechanism, and inconsistent with this back-moving spring 63.
Refer to Fig. 7 a, 7b, the trigger mechanism of embodiment seven comprises chute 74, slide block 71, U-shaped push rod 72 and back-moving spring 73, elastic tip one side of this elastic mechanism is provided with stopper slot 76 and usings as position-limit mechanism, the place different from embodiment six is that this U-shaped push rod 72 and back-moving spring 73 are arranged in the structure of elastic tip of elastic mechanism, and omitted for the baffle plate of back-moving spring is installed.
Before lamp installation, U-shaped push rod 62, 72 projection embeds the stopper slot 66 of the elastic tip of elastic mechanism, in 76, the projection of this stopper slot and U-shaped push rod has given shape, make this elastic mechanism be limited to receiving state, its hold-down arm 202 is pressed close to light fixture sidewall and is upwards packed up, conveniently this recessed light fixture is filled in the perforate of ceiling or furniture easily, during installation under ceiling or furniture (surface and/or side) active force, by extruding slide block 61, 71 spheric end by slide block along chute 64, 74 push away inward, the inclined-plane of slide block promotes U-shaped push rod by the spheric end of extruding U-shaped push rod, can overcome back-moving spring 63, 73 elastic force makes the projection of U-shaped push rod depart from the stopper slot of the elastic tip of elastic mechanism, because hold-down arm 202 is opened in the elastic force effect of elastic mechanism, as Fig. 6 c, shown in 7c, can automatically this recessed light fixture be fixed in the perforate of ceiling or furniture.
Refer to Fig. 8 a, 8b, embodiment eight is identical with embodiment Wuyuan reason, trigger mechanism is the flap 81 that is arranged on the elastic tip of elastic mechanism, by the axle point 84 of junction, realize and swinging, before lamp installation, the limited mechanism 83 of hold-down arm 202 of elastic mechanism is limited to receiving state, the state that the flap 81 of trigger mechanism now opens outside oblique, the trigger end 82 of flap is inside, hold-down arm is pressed close to light fixture sidewall and is upwards packed up, and convenient this recessed light fixture is filled in the perforate of ceiling or furniture easily; During installation under ceiling or furniture (surface and/or side) active force, the flap opening outside oblique 81 is depressed, make the trigger end 82 of flap act on elastic mechanism, the restriction that the hold-down arm 202 of elastic mechanism departs from position-limit mechanism is outwards opened, as shown in Figure 8 c, can automatically this recessed light fixture be fixed in the perforate of ceiling or furniture.
Refer to Fig. 9 a, 9b, 10a, 10b, 11, embodiment nine, ten, 11 action principle are identical, trigger mechanism is the shank 91,101,111 being arranged on light fixture sidewall, by the axle point 93,103,113 of junction, realize and swinging, make oblique outer the opening of free end of this shank, the other end of this shank is provided with zigzag positive stop hook 92,102,112 as position-limit mechanism, the hold-down arm of elastic mechanism 202 is limited to reception position, the other end of shank is and the coaxial free end swinging in the same way of zigzag positive stop hook that this hold-down arm 202 is provided with transverse slat or cross bar.
Before lamp installation, when the transverse slat on hold-down arm or cross bar are placed on the corner position of positive stop hook, the pulling force of the power of outwards opening of hold-down arm 202 and 91,101,111 pairs of hold-down arms of shank can reach balance, hold-down arm can be limited to reception position, simultaneously, under hold-down arm active force, make positive stop hook 92,102,112 and free end all outwards open, the state that the shank 91,101,111 of trigger mechanism now opens outside oblique, the positive stop hook 92,102,112 of shank inwardly catches on hold-down arm, hold-down arm is pressed close to light fixture sidewall and is upwards packed up, and convenient this recessed light fixture is filled in the perforate of ceiling or furniture easily, during installation, be subject to ceiling or furniture (surface and/or side) active force, this shank 91, 101, 111 free end is depressed under external force, by the shank opening outside oblique 91, 101, 111 free ends are depressed, make the positive stop hook 92 of coaxial homodromous shank thereupon, 102, 112 outwards open downwards, the restriction that the hold-down arm 202 of elastic mechanism departs from position-limit mechanism is outwards opened, as Fig. 9 c, (cutaway view of embodiment 11 and installment state schematic diagram can with reference to embodiment ten) shown in 10c, can automatically this recessed light fixture be fixed in the perforate of ceiling or furniture.
Embodiment nine, ten, 11 difference are, in embodiment nine, in the middle of the hold-down arm of elastic mechanism, be provided with transverse slat, the positive stop hook of shank is spacing to transverse slat block, in embodiment ten, in the middle of the hold-down arm of elastic mechanism, be provided with cross bar, the positive stop hook of shank catches on cross bar and carries out spacingly, and embodiment 11 is with embodiment nine and ten differences, and this shank 111 is arranged on elastic mechanism one side, refer to Figure 11, thereby while avoiding hold-down arm to open, be likely subject to stopping of shank.
Refer to Fig. 1 a~11, and in conjunction with consulting Figure 13 a~16b, in the embodiment of the present invention, all release mechanism can be set, can reinforce by the receiving state before installation the hold-down arm of elastic mechanism, as Figure 13 a, 13b, this release mechanism can adopt swingable yi word pattern block bar 205, and Figure 13 a is the schematic diagram that release mechanism yi word pattern block bar 205 is locked, and Figure 13 b is the schematic diagram that release mechanism yi word pattern block bar 205 is untied; Maybe can adopt the swingable zigzag block bar as shown in Figure 14 a, 14b, 14c, Figure 14 a is the release mechanism schematic diagram that block bar 206 is locked in a zigzag, and Figure 14 b is the release mechanism schematic diagram that block bar 206 is untied in a zigzag.
Refer to Figure 15 a, 15b, release mechanism in this embodiment comprises U-shaped plate 207 and stop catch plate 208, and U-shaped plate 207 both sides are provided with approaching channel 209, and stop catch plate 208 inserts in approaching channel 209, the hold-down arm of spring is spacing between stop catch plate 208 and U-shaped plate 207, as shown in Figure 15 b.
Refer to Figure 16 a, 16b, release mechanism in this embodiment adopts elastic force pincers 210, and light fixture sidewall approach spring fitting arm 202 above be provided with the locking bar 220 of lockhole, elastic force pincers 210 are clamped hold-down arm and locking bar 220, by external force, can unclamp elastic force pincers and untie release mechanism, as shown in Figure 16 b.
Refer to Figure 17; can add sheath 401 at hold-down arm 202 free ends of elastic mechanism; spring is protected; and make it when opening, avoid, with ceiling or furniture, hard collision occurs; release spring acts on the moment strength on ceiling or furniture, and the injury to installation personnel while alleviating elastic mechanism resilience.On this sheath, can be provided with small salient point 402 or lines, to increase frictional force.
Refer to Figure 19, the projection 501 that resets can also be set on the hold-down arm of elastic mechanism, this reset projection 501 is provided with guide ramp; This reset projection 501 can be also the shell fragment arranging obliquely.When retracting light fixture, this inclined-plane is guided hold-down arm and is inwardly packed up under the active force of ceiling surface and/or side, resets to aforementioned receiving state, makes like this recessed light fixture easily dismantle, and facilitates reinstalling of light fixture.On foregoing description basis, embodiment mono-, two, three, five, six, ten, 11 all can on hold-down arm, arrange reset projection and when realizing light fixture and retracting hold-down arm automatically reset, shown in Figure 19, be on the basis of embodiment mono-, to represent the reset projection 501 that arranges on this elastic mechanism.
The foregoing is only preferred embodiment of the present invention, protection scope of the present invention is not limited to this, within any equivalent transformation based in technical solution of the present invention all belongs to protection domain of the present invention.