CN209213577U - A kind of varifocal track lamp - Google Patents
A kind of varifocal track lamp Download PDFInfo
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- CN209213577U CN209213577U CN201821910159.7U CN201821910159U CN209213577U CN 209213577 U CN209213577 U CN 209213577U CN 201821910159 U CN201821910159 U CN 201821910159U CN 209213577 U CN209213577 U CN 209213577U
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- concave
- turnbarrel
- convex lens
- light bulb
- varifocal
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Abstract
The utility model relates to a kind of varifocal track lamps, the track lamp includes the light bulb of coaxial arrangement, light source, concave-convex lens, zoom lens, the concave-convex lens is fixed in the light bulb, the light source is fixed at the concave side of the concave-convex lens, so that the light that the light source is launched can be converged by concave-convex lens, the zoom lens are removably set on the convex side of the concave-convex lens, so that the light that the light source is launched focuses after passing through concave-convex lens into zoom lens again, by the focusing twice of concave-convex lens and zoom lens, lighting angle can effectively be adjusted, to improve light efficiency.
Description
Technical field
The utility model relates to technical field of lighting fixtures, especially a kind of varifocal track lamp.
Background technique
Track lamp is just mounted in the lamp above a similar track, can any regulating irradiation angle, generally as penetrating
Lamp uses in the place for needing accent light, also referred to as track spotlight, track lamp etc., mainly applies COB light source, has light efficiency
The characteristics of height, uniform in light emission, free from glare, energy conservation and environmental protection are the preferred equipments in lighting apparatus;Existing track lamp, is generally adopted
It is matched with the reflector and convex lens of single convex lens or taper, the illumination that COB light source is launched is converged, with
Reducing light source scattering bring light efficiency reduces problem;It is empty that the track lamp of above structure still remains improvement in terms of light efficiency raising
Between;For this problem, those skilled in the art are badly in need of providing the varifocal rail that a kind of structure is simple, can reduce illumination loss
Road lamp.
Utility model content
That the technical problem to be solved by the present invention is to provide a kind of structures is simple, can be effectively reduced illumination loss can
The track lamp of zoom.
In order to solve the above technical problems, varifocal track lamp provided by the utility model, light bulb including coaxial arrangement,
Light source, concave-convex lens, zoom lens, the concave-convex lens are fixed in the light bulb, and the light source is fixed at institute
The concave side of concave-convex lens is stated, so that the light that the light source is launched can be converged by concave-convex lens, the zoom lens
It is removably set on the convex side of the concave-convex lens, so that the light that the light source is launched enters change after passing through concave-convex lens
Focus lens focus again, by the focusing twice of concave-convex lens and zoom lens, lighting angle can be effectively adjusted, to improve light
Effect.
Further, the light source is COB light source, the column hair being arranged on the COB substrate including COB substrate and protrusion
Light area, the outer diameter of the column luminous zone are adapted with the internal diameter of the concave-convex lens concave side, so that the concave-convex lens
After edge is abutted with the COB substrate, the column luminous zone is placed in the interior recessed area of the concave-convex lens, by concave-convex lens pair
The light that column luminous zone is launched is converged.
Further, the edge of the concave-convex lens extends outwardly to form the circle that setting is integrally formed with the concave-convex lens
Disk, the back side of the disk are arranged COB substrate mounting groove compatible with the COB substrate shape, and COB substrate is caught in when assembly
In COB substrate mounting groove, so that column luminous zone is completely disposed in the interior recessed area of the concave-convex lens.
Further, the back side of the disk is disposed radially the radiating groove communicated with the COB substrate mounting groove, each to radiate
The middle part of slot is arranged through the disk, so that the back side and front of disk can carry out air circulation, raising dissipates COB light source
Thermal effect.
Further, varifocal track lamp further includes turnbarrel and translation sleeve, and the inner wall of the light bulb is circumferentially set
Limited ring groove is set, calibration loop is arranged in the front end of the turnbarrel, and the multiple rotations of setting are outwardly protruded on the outer wall of the turnbarrel
Internal screw thread is arranged in rotaring sleeve buckle, the inner wall of the turnbarrel, and the outer wall setting of the translation sleeve is mutually fitted with the internal screw thread
The external screw thread matched, the axially disposed spacing cutting of tail end of the translation sleeve, the zoom lens are fixed at described flat
Move in sleeve, axially disposed cutting slideway compatible with the spacing cutting in the light bulb, when assembly the rotary sleeve
Cylinder buckle is placed in the limited ring groove, and the calibration loop is placed in the front end outer side of the light bulb, the translation sleeve with it is described
Turnbarrel is threadedly engaged, and the spacing cutting is placed in the cutting slideway, when so as to rotate the calibration loop, can drive rotation
Rotaring sleeve rotates in the light bulb, drives translation sleeve along light bulb axial translation by turnbarrel, with adjust zoom lens with
Axial distance between concave-convex lens realizes zoom.
Further, the turnbarrel and translation sleeve are elastic component, and the turnbarrel buckle includes being wholely set
Axially-extending portion and radial male part, the axially-extending portion are fixedly linked with the turnbarrel, the radial direction male part
Chamfer bevel is arranged in front end, so that turnbarrel buckle can be pushed into limited ring groove, convenient for assembly.
Further, the zoom lens include circular eyeglass ontology and the annular eyeglass card edge for being integrally formed setting, described
The circumferentially arranged interior land of inner wall of sleeve is translated, the outer diameter on eyeglass card edge is less than the internal diameter of the translation sleeve and is greater than
The inner wall of the internal diameter of the interior land, the translation sleeve also sets up multiple limit fasteners, and each limit fastener is placed in interior land one
On the same circumference of side, when so that the zoom lens being pushed into the translation sleeve, by limit fastener and interior land to zoom
Lens forming limit.
Further, the inner wall clearance fit of the outer wall of the eyeglass ontology and the interior land, so that zoom lens are placed in
When translating in sleeve, eyeglass ontology is inserted into the interior land, and limiting card is along being placed between the limit fastener and interior land, by limiting
Position buckle carries out axial limiting with interior land.
Further, cooling base is set in the light bulb, and the cooling base includes base central column and along base central
Column radially outward dissipates multiple radiating fins of setting, and the disk, COB substrate and the base central column are fixedly linked, phase
Adjacent two radiating fins form cutting slideway compatible with the spacing cutting.
Further, varifocal track lamp further includes pedestal, connecting upright pole, rotational pin, the bottom end of the connecting upright pole with
The top of connecting upright pole is arranged in the base rotation cooperation, the rotational pin, and the tail end of the light bulb and the rotational pin are solid
It is fixed to be connected, so that the light bulb can be swung up and down around rotational pin, to adjust the irradiating angle of light bulb inner light source.
Further, varifocal track lamp further includes the attachment base being placed in the light bulb, the top of the attachment base with
The base central column is fixedly linked, and rotational pin mounting hole compatible with the rotational pin is arranged in the bottom of the attachment base,
The rotational pin is rotatably provided in the rotational pin mounting hole, and the top of the connecting upright pole is protruded into the light bulb and turned
The dynamic hinged cooperation of pin, so that the light bulb can be rotated around rotational pin.
Further, varifocal track lamp further includes the light bulb rear cover mating with light bulb tail portion, the light bulb rear cover
Cover latch after axially extending setting is multiple, so that the light bulb rear cover is inserted into after the light bulb by rear cover latch and the connection
Seat is engaged by clamping, and light bulb rear cover is fixed.
Further, the connecting upright pole includes upright bar ontology, and upright bar screw thread, upright bar screw thread is arranged in the bottom end of the upright bar ontology
Upside be arranged postive stop baffle, the longitudinally disposed perforative longitudinal hole of the upright bar ontology, the upright bar ontology top setting with
The compatible lateral connection hole of the rotational pin so that the top of the upright bar ontology protrude into the light bulb after through rotational pin with
Attachment base is connected, and the pedestal includes pedestal box body and base upper cover, and upper cover stepped hole, institute is arranged in the tail end of the base upper cover
It states upright bar and is thread through upper cover stepped hole and be threadedly engaged with base upper cover, postive stop baffle is placed in the upper cover stepped hole, so that
Connecting upright pole can rotate on base upper cover.
Further, varifocal track lamp further includes conductive spanner, contact mounting base, interior mounting base, conductive lever, zero curve
Contact, live blade and ground wire contact, the conduction spanner include conductive spanner Rotational Cylindrical, the middle part of the conduction spanner column spinner
Conductive spanner push rod and spanner limited ring dais is fixedly installed, conductive spanner mounting hole is arranged in the front end of the pedestal box body, so that
The top of the conduction spanner Rotational Cylindrical can enter in base box body through conductive spanner mounting hole, the conduction spanner Rotational Cylindrical edge
The top of longitudinally disposed perforative center slot, the bottom of the interior mounting base and the conductive spanner Rotational Cylindrical it is mating with
It is placed in the interior mounting base in the base box body, the contact mounting base includes the mounting base plug division being wholely set and touching
The bottom end of piece abutting part, the mounting base plug division and the conductive spanner Rotational Cylindrical is mating so that the contact abutting part
It is placed in that the base box is external, the live blade, neutral blade include the longitudinal inserted sheet being wholely set and lateral bent sheet, institute
State live blade longitudinal inserted sheet be inserted into the center slot side setting, the neutral blade longitudinal inserted sheet insertion described in
The other side of center slot is arranged, so that the top of longitudinal inserted sheet stretches out the conductive spanner mounting hole, is placed in the interior installation
The two sides of seat, the transverse direction bent sheet transversely stretch out the two sides above contact abutting part, the interior mounting base, contact mounting base
Center setting be suitable for the central through hole that passes through of the conductive lever, the ground wire contact is fixed at described through conductive lever
The interior mounting base setting, and the top setting of conductive lever are stretched out in the bottom end of contact mounting base, the top of the conductive lever
Contact on bolt and ground wire.
Further, varifocal track lamp further includes limit spanner, which includes limit spanner Rotational Cylindrical and limit
Position spanner push rod, the top of the limit spanner Rotational Cylindrical and the tail end of the pedestal are rotatablely connected, the limit spanner push rod
Be fixed at it is described limit spanner Rotational Cylindrical middle part, it is described limit spanner Rotational Cylindrical two sides of the bottom outwardly protrude setting with
The limit card block that external line rail is engaged by clamping pushes limit spanner Rotational Cylindrical to rotate in the tail end of pedestal through limit spanner push rod
When, limit card block and line rail are engaged by clamping, for realizing the installation of track lamp for the fixed online rail of pedestal.
Further, heat release hole is arranged in the bottom end of the pedestal box body.
The technical effect of utility model: (1) the varifocal track lamp of the utility model compared with the existing technology will be recessed
Convex lens is directly located on light source, so that light source is completely disposed in the recessed area of concave-convex lens, light source uses cylindrical COB
Light source, in such a way that concave-convex lens covers light source completely, the light that can avoid in light source is leaked out, and avoids light loss, COB light source hair
The dispersion angle of the light of injection is about 120 ° to 160 °, and 45 ° to 60 ° can be focused to after being focused by concave-convex lens;Concave-convex lens
Convex side translatable zoom lens be set carry out focusing optically focused so that the dispersion angle for projecting the light of condenser lens is controllable
System improves spotlight effect, reduces light loss at 15 ° to 40 °;Carry out zoom is combined using concave-convex lens and condenser lens,
Compared to the focus adjustment of traditional lens and reflector, effect is substantially improved;Focus adjusting mechanism is using translation sleeve and rotary sleeve
Cylinder is threadedly engaged, and converts the rotary motion of turnbarrel to the stretching motion of translation sleeve, adjusts steady, structure letter
It is single;Screw sheel and light bulb use buckle, groove type cooperation, and condenser lens and translation sleeve use buckle, the desk-top cooperation of inner ring,
It is easily assembled;Concave-convex lens and disk integrated injection molding, and COB substrate mounting groove is set so that COB light source can easily with
Concave-convex lens is assembled, while avoiding being exposed to light accidentally;Perforative radiating groove is set on disk, so that the front side of COB substrate equally may be used
To radiate, the heat dissipation effect of COB power supply greatly improved;By be arranged can rotate synchronously grounding wafer, live blade,
Neutral blade, it can be ensured that Electrical Safety.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawings of the specification:
Fig. 1 is the schematic perspective view of the varifocal track lamp of the utility model;
Fig. 2 is that the stereochemical structure when translation sleeve of the varifocal track lamp of the utility model is in stretching state is illustrated
Figure;
Fig. 3 is the decomposition texture schematic diagram of the varifocal track lamp light bulb part of the utility model;
Fig. 4 is the schematic diagram of the section structure of the varifocal track lamp of the utility model;
Fig. 5 is the decomposition texture schematic diagram of the varifocal track lamp base portion of the utility model;
Fig. 6 is the schematic perspective view of the turnbarrel of the utility model;
Fig. 7 is the schematic perspective view of the translation sleeve of the utility model;
Fig. 8 is the schematic perspective view of the Fresnel lenses of the utility model;
Fig. 9 is the schematic perspective view of the optically focused part of the utility model;
Figure 10 is the schematic perspective view of another angle of the optically focused part of the utility model;
Figure 11 is the schematic perspective view of the light bulb of the utility model;
Figure 12 is the schematic perspective view of the attachment base of the utility model;
Figure 13 is the schematic perspective view of the light bulb rear cover of the utility model;
Figure 14 is the schematic perspective view of the conductive spanner of the utility model;
Figure 15 is the schematic perspective view of the contact mounting base of the utility model;
Figure 16 is the schematic perspective view of the interior mounting base of the utility model;
Figure 17 is the schematic perspective view of the limit spanner of the utility model;
Figure 18 is the schematic perspective view of the connecting upright pole of the utility model;
Figure 19 is that the pedestal of the utility model opens the schematic perspective view after base upper cover;
Figure 20 is the planar structure schematic diagram of the COB light source of the utility model;
Figure 21 is the side view of the COB light source of the utility model.
In figure: light bulb 10, light bulb ontology 101, cooling base 102, light bulb gap 103, radiating fin 104, cutting slideway
105, limited ring groove 106;
Optically focused part 11, concave-convex lens 111, disk 112, COB substrate mounting groove 113, radiating groove 114, mounting hole 115;
Turnbarrel 12, turnbarrel ontology 121, internal screw thread 122, turnbarrel buckle 123, calibration loop 124;
Zoom lens 13, eyeglass ontology 131, eyeglass card is along 132;
Sleeve 14 is translated, sleeve body 141, external screw thread 142, interior land 143, retention bead 144, limit fastener are translated
145, spacing cutting 146;
Attachment base 15, light bulb connecting plate 151, connection board 152, rear cover snap-gauge 153, rotational pin mounting hole 154, buckle are inserted
Slot 155, crossed beam trunking 156;
Light bulb rear cover 16, rear cover ontology 161, rear cover ring body 162, axial plate 163, after cover buckle 164, block under rear cover
Button 165, rear cover gap 166;
Rotational pin 17;
Pedestal 20, base upper cover 21, upper cover stepped hole 211, contact 212 on ground wire,
Pedestal box body 22, conductive spanner mounting hole 221, box body stepped hole 222, conductive lever 223, screw 224, washer
225, grounding wafer 226, live blade 227, neutral blade 228, lateral bending part 229;
Conductive spanner 23, conductive spanner Rotational Cylindrical 231, center slot 232, spanner limited ring dais 233, contact fixture block 234,
Contact stretches out slot 235, conductive spanner push rod 236;
Contact mounting base 24, mounting base plug division 241, contact abutting part 242, contact abut slot 243, grounding wafer installation
Cylinder 244, grounding wafer stretch out slot 245, and central through hole 246 is clamped fin 247;
Interior mounting base 25, interior mounting seat body 251, interior mounting base slot 252, interior mounting base plug division 253, interior mounting base
Fin 254;
Spanner 26 is limited, spanner Rotational Cylindrical 261 is limited, limits spanner push rod 262, limit card block 263;
Connecting upright pole 30, upright bar ontology 301, postive stop baffle 302, upright bar screw thread 303, longitudinal hole 304, lateral connection hole
305;
COB light source 40, COB substrate 401, column luminous zone 402, connecting hole 403.
Specific embodiment
Embodiment 1
As shown in figures 1 and 3, the varifocal track lamp of the present embodiment, including light bulb 10, connecting upright pole 30 and pedestal
20, as shown in Fig. 4 and Figure 11, light bulb 10 includes light bulb ontology 101 and light bulb rear cover 16, the middle part setting in light bulb ontology 101
Cooling base 102, cooling base 102 include the base central column and multiple radiating fins 104 for being integrally formed setting, each heat radiating fin
Piece 104 radially outward dissipates setting along base central column, and one end of each radiating fin 104 is connected with base central column, the other end
It is connected with 101 inner wall of light bulb ontology.
Light source, concave-convex lens 111, zoom lens 13 are coaxially disposed in light bulb ontology 101, concave-convex lens 111 is fixedly installed
In light bulb ontology 101, light source is fixed at the concave side of concave-convex lens 111, so that the light that light source is launched can be by recessed
Convex lens 111 is converged, and zoom lens 13 are removably set on the convex side of concave-convex lens 111, so that light source was launched
Light, which passes through, to be entered zoom lens 13 after concave-convex lens 111 and focuses again, twice by concave-convex lens 111 and zoom lens 13
It focuses, lighting angle can be adjusted, effectively to improve light efficiency.
Specifically, as shown in Figure 20 and Figure 21, light source is COB light source 40, COB light source 40 includes rectangular COB substrate 401
The column luminous zone 402 being arranged on COB substrate 401 with protrusion, the outer diameter and 111 indent of concave-convex lens of column luminous zone 402
The internal diameter of side is adapted, so that column luminous zone 402 is placed in bumps after the edge of concave-convex lens 111 is abutted with COB substrate 401
In the interior recessed area of lens 111, converged by the light that concave-convex lens 111 launches column luminous zone 402.
As shown in Figure 9 and Figure 10, the edge of concave-convex lens 111 is extended outwardly to form is integrally formed with concave-convex lens 111
The disk 112 of setting constitutes optically focused part 11 by disk 112 and concave-convex lens 111;Back side setting and the COB substrate of disk 112
The compatible rectangular COB substrate mounting groove 113 of 401 shapes, COB substrate 401 is caught in COB substrate mounting groove 113 when assembly, with
It is completely disposed at column luminous zone 402 in the interior recessed area of concave-convex lens 111.The back side of disk 112 is disposed radially and COB substrate
2 radiating grooves, 114,2 radiating grooves 114 that mounting groove 113 communicates diagonally extend outwardly along rectangular COB substrate mounting groove 113
Setting, and the middle part of each radiating groove 114 is arranged through disk 112, so that the back side and front of disk 112 can carry out air stream
It is logical, improve the heat dissipation effect to COB light source 40;Other two diagonal setting mounting hole 115 of rectangular COB substrate mounting groove 113,
The diagonal setting of the two of COB substrate 401 connecting hole 403 compatible with mounting hole 115, so that disk 112, COB substrate 401 can be through
Screw is fixed at the center of base central column, convenient for assembling to optically focused part 11, light source.
As shown in figure 8, zoom lens 13 are Fresnel Lenses, Fresnel Lenses includes the circular eyeglass for being integrally formed setting
Ontology 131 and annular eyeglass card are along 132, and Fresnel Lenses is by turnbarrel 12 and the translation driving translation of sleeve 14, for adjusting
Spacing between Fresnel Lenses and concave-convex lens 111.
Embodiment 2
On the basis of embodiment 1, there is following deformation in the varifocal track lamp of the present embodiment:
As shown in fig. 6, turnbarrel 12 includes turnbarrel ontology 121, turnbarrel ontology 121 and light bulb ontology 101
Clearance fit, so that turnbarrel ontology 121 can be inserted into the front end of light bulb ontology 101, the inner wall of light bulb ontology 101 is circumferentially set
Limited ring groove 106 is set, calibration loop 124 is arranged in the front end of turnbarrel ontology 121, and 121 tail end of turnbarrel ontology is 3 uniformly distributed
Turnbarrel buckle 123, turnbarrel buckle 123 includes the axially-extending portion and radial male part being wholely set, axially extending
The one end in portion and the tail end of turnbarrel ontology 121 are integrally formed and are arranged, and the other end is connected with radial male part, radial male part
Front end chamfer bevel is set so that turnbarrel buckle 124 can be pushed into limited ring groove 106, and by radial male part and limit
Annular groove 106 matches, and turnbarrel 12 is avoided to be detached from light bulb ontology 101;In the inner wall setting of 121 tail end of turnbarrel ontology
Screw thread 122, translation sleeve 14 include translation sleeve body 141, outer wall setting and 122 phase of internal screw thread of translation sleeve body 141
The external screw thread 142 of adaptation translates tail end 2 spacing cuttings 146 of axially symmetric setting of sleeve body 141, adjacent two heat dissipation
Fin 104 forms compatible with spacing cutting 146 cutting slideway 105, and turnbarrel buckles 123 and is placed in limited ring groove when assembly
In 106, calibration loop 124 is placed in the front end outer side of light bulb ontology 101, and translation sleeve 14 is threadedly engaged with turnbarrel 12, limits
Cutting 146 is placed in cutting slideway 105, when rotating calibration loop 105, turnbarrel 12 can be driven to rotate in light bulb ontology 101,
It drives translation sleeve 14 along 10 axial translation of light bulb by turnbarrel 12, prevents translation sleeve 14 from rotating by cutting slideway 105.
As shown in fig. 7, the circumferentially arranged interior land 143 of inner wall at 141 middle part of translation sleeve body, eyeglass card is along 132
Outer diameter is less than the internal diameter of translation sleeve body 141 and is greater than the internal diameter of interior land 143, and the inner wall for translating sleeve body 141 is also equal
3 limit fasteners 145 of cloth, each limit fastener 145 are placed on the same circumference of interior 143 side of land, the annular end of interior land 143
Face is evenly distributed with 3 retention beads 144 so that zoom lens 13 push-in translation sleeve body 141 in when, by limit fastener 145 with it is interior
Land 143 forms zoom lens 13 and limits, and the edge of zoom lens 13 and retention bead 144 carry out point contact, avoid becoming
The edge of focus lens 13 is directly contacted with the annular end face of interior land 143, influences to radiate.
The inner wall clearance fit of the outer wall of eyeglass ontology 131 and interior land 143, so that zoom lens 13 are placed in translation sleeve
When in ontology 141, eyeglass ontology 131 is inserted into interior land 143, limiting card along 143 be placed in limit fastener 145 and interior land 143 it
Between, axial limiting is carried out by limit fastener 145 and interior land 143, so that turnbarrel 12 can drive zoom lens 13 when rotating
It is mobile, the axial distance between zoom lens 13 and concave-convex lens 111 is adjusted, realizes zoom.
The side wall setting of 101 tail portion of light bulb ontology is adapted to the light bulb gap 103 that upright bar 30 passes through, light bulb ontology 101
Attachment base 15 is arranged in interior tail portion, and as shown in figure 12, attachment base 15 includes symmetrically arranged two connection board 152, and two connections are vertical
Rotational pin mounting hole 154 is arranged in the middle part of plate 152, and connecting upright pole 30 includes upright bar ontology 301, the top of the upright bar ontology 301
Lateral connection hole 305 is set, so that the top of upright bar ontology 301 enters two after light bulb gap 103 protrudes into light bulb ontology 101
Between connection board 152, it is connected between attachment base 15 and connecting upright pole 30 through rotational pin 17, rotational pin 17 is inserted into rotational pin installation
Hole 154 and lateral connection hole 305, so that connecting upright pole 30 is rotatably assorted with attachment base 15;The top of two connection boards 152 is arranged
Light bulb connecting plate 151, light bulb connecting plate 151 are fixedly linked through the tail end of screw and base central column, so that attachment base 15 is fixed
It is arranged in light bulb ontology 101.
Light bulb rear cover 16 and the tail portion of light bulb ontology 101 are mating, and as shown in figure 13, light bulb rear cover 16 includes rear cover sheet
Body 161, rear cover ontology 161 front end setting with the mating rear cover ring body 162 of light bulb ontology 101, rear cover ontology 161 it is interior
Side is symmetrical arranged two axial plates 163, and the top of two connection boards 152 is equipped with crossed beam trunking 156, and the two sides of crossed beam trunking 156 are arranged
Slot 155 is buckled, rear cover snap-gauge 153 is arranged in the outside of two connection boards 152, and the inside of rear cover ontology 161 is additionally provided with 2 rear covers
Buckle 165 under 164 and 2 rear covers of upper buckle, two axial plates 163 are placed in the outside of buckle 155 frame of slot when assembly, after two
It covers buckle 164 to be engaged by clamping with buckle slot 155, buckle 165 is engaged by clamping with rear cover snap-gauge 153 under two rear covers, rear cover sheet
Rear cover gap 166 compatible with connecting upright pole 30 is arranged in the bottom of body 161, and light bulb rear cover 16 is avoided to influence the rotation of light bulb 10
Angle.
Embodiment 3
On the basis of embodiment 2, there is following deformation in the varifocal track lamp of the present embodiment:
As shown in Fig. 5 and Figure 18, pedestal 20 includes pedestal box body 22 and base upper cover 21, and the tail end of base upper cover 21 is arranged
Upright bar screw thread 303 is arranged in upper cover stepped hole 211, as shown in figure 19, the bottom end of upright bar ontology 301, and the upside of upright bar screw thread 303 is set
Postive stop baffle 302 is set, the longitudinally disposed perforative longitudinal hole 304 of the upright bar ontology 301, the cable being placed in pedestal box body 22
It may pass through longitudinal hole 304, crossed beam trunking 156, cooling base 102 to be electrically connected with COB substrate 401, be used for power supply power supply, upright bar
Screw thread 303 passes through upper cover stepped hole 211 and is threadedly engaged with base upper cover 21, and postive stop baffle 302 is placed in upper cover stepped hole 211,
So that connecting upright pole 30 can rotate on base upper cover 21.
Pedestal 20 is fixed on external line rail to realize, varifocal track lamp further includes limit spanner 26, is such as schemed
Shown in 17, which includes limit spanner Rotational Cylindrical and 261 limit spanner push rods 262, limits spanner Rotational Cylindrical 261
The tail end of top and pedestal box body 22 is rotatablely connected, specifically, box body stepped hole 222, limit is arranged in the tail end of pedestal box body 22
The top of spanner Rotational Cylindrical 261 enters in pedestal box body 22 through box body stepped hole 222, and limits the center of spanner Rotational Cylindrical 261
Screw hole is set, is fixed on box body stepped hole 222 for spanner 26 is limited using screw 224 and washer 225;Limit spanner push rod 262
Be fixed at the middle part of limit spanner Rotational Cylindrical 261, the two sides of the bottom of limit spanner Rotational Cylindrical 261 outwardly protrude setting with it is outer
The limit card block 263 for setting the clamping engagement of line rail pushes limit spanner Rotational Cylindrical 261 in pedestal box body through limit spanner push rod 262
Rotation in 22 box body stepped hole 222 is used for so that limit card block 263 and line rail are engaged by clamping by the fixed online rail of pedestal 20
On, realize the installation of track lamp.
For the cable in pedestal 20 is connected with firewire, ground wire, the zero curve on line rail, varifocal track lamp further includes leading
Electric wrench 23, contact mounting base 24, interior mounting base 25, conductive lever 223, neutral blade 228, live blade 227 and ground wire touching
Piece 226, as shown in figure 14, conductive spanner 23 include conductive spanner Rotational Cylindrical 231, and the middle part of the conduction spanner column spinner 231 is solid
Fixed that conductive spanner push rod 236 and spanner limited ring dais 233 is arranged, conductive spanner mounting hole 221 is arranged in the front end of pedestal box body 22,
So that the top of conductive spanner Rotational Cylindrical 231 can enter in pedestal box body 22 through conductive spanner mounting hole 221, conductive spanner rotation
Longitudinal spacing slot, conductive spanner rotation is arranged in the longitudinally disposed perforative center slot 232 of column 231, the front end of center slot 232
Setting contact fixture block 234, the arc-shaped setting in the front end of contact fixture block 234, and contact fixture block are protruded to two sides in the bottom of column 231
234 bottom is transversely arranged the contact communicated with 232 side of center slot and stretches out slot 235.
As shown in figure 15, contact mounting base 24 includes mounting base plug division 241, and the bottom of mounting base plug division 241 is to two
Setting contact abutting part 242 is stretched out in side, and the top setting contact of contact abutting part 242 abuts slot 243, mounting base plug division 241
Bottom end be additionally provided with grounding wafer mounting cylinder 244, the side of grounding wafer mounting cylinder 244 offers grounding wafer mounting groove 245,
The center of contact mounting base 24 is suitable for the central through hole 246 that conductive lever 223 passes through through setting, before installing plug division 241
End is arranged compatible with longitudinal spacing slot clamping fin 247, and the insertion of mounting base plug division 241 center slot 232 when assembly blocks
Connect the inner wall clearance fit that fin 247 is inserted into longitudinal spacing slot, the two sides of mounting base plug division 241 and center slot 232, contact
Abutting part 242 is abutted with contact fixture block 234.
As shown in figure 16, interior mounting base 25 includes the interior mounting seat body 251 being wholely set and interior mounting base plug division
253, be arranged in interior mounting seat body 251 in mounting base slot 252, the front end setting of interior mounting base plug division 253 limits with longitudinal
The compatible interior mounting base fin 254 of position slot, it is logical that the center setting of interior mounting base 25 is suitable for the center that conductive lever 223 passes through
Hole, when assembly interior mounting base plug division 253 be inserted into center slot 232, interior mounting base fin 254 is inserted into longitudinal spacing slot, interior peace
The two sides of seat plug division 253 and the inner wall clearance fit of center slot 232 are filled, interior mounting seat body 251 is connected to conductive spanner
On mounting hole 221.
Live blade 227, the structure of neutral blade 228 are identical, include the longitudinal inserted sheet being wholely set and laterally bending
Piece 229, the side setting of longitudinal inserted sheet insertion center slot 232 of live blade 227, longitudinal inserted sheet of neutral blade 228 are inserted
The other side setting for entering center slot 232, so that longitudinal inserted sheet of live blade 227, neutral blade 228 is placed in contact mounting base
24, in the gap of interior mounting base 25 and 232 inner wall of center slot, and the conductive spanner mounting hole 221 of top stretching of longitudinal inserted sheet,
It is placed in the two sides setting of interior mounting base 25, lateral bent sheet 229, which is transversely stretched out, abuts slot 243 and contact stretching slot by contact
235 limiting slots formed.
Ground wire contact 226 is placed in grounding wafer mounting cylinder 244, the front end of conductive lever 223 pass through ground wire contact 226,
Mounting base slot 252 in being stretched out after central through hole 246, contact 212 on setting ground wire in interior mounting base slot 252, on the ground wire
Contact 212 is connected through bolt with conductive lever 223, so that conductive lever 223 connects ground wire contact 226, contact on ground wire simultaneously
212, while internally mounting base 25, conductive spanner 23, contact mounting base 24 carry out fastening installation, live blade 227 and zero curve touching
The protruding setting of the lateral bent sheet 229 of piece 228, ground wire contact 226 are also stretched out that slot 245 is protruding sets by grounding wafer
It sets, when so that conductive spanner 23 turning to predetermined angle, the lateral bent sheet 229 of live blade 227 and neutral blade 228,
Line contact 226 respectively with firewire, the zero curve, ground contact on line rail, while the longitudinal direction of live blade 227 and neutral blade 228
Cable contact on inserted sheet, ground wire in contact 226 and pedestal box body 22, and the cable in pedestal box body 22 passes through longitudinal hole
304, it is electrically connected after crossed beam trunking 156, cooling base 102 with COB substrate 401, for controlling the power supply system of power supply.
In use, varifocal track lamp is installed on online rail by rotary stopper spanner 26, rotary conductive spanner 23
So that the lateral bent sheet 229 of live blade 227 and neutral blade 228, ground wire contact 226 respectively on line rail firewire, zero
Line, ground contact, longitudinal inserted sheet top of live blade 227 and neutral blade 228 in pedestal 20, contact 212 and bottom on ground wire
Cable contact in seat 22, is powered light source, and the calibration loop 124 by adjusting turnbarrel 12 makes turnbarrel 12 exist
Rotation in light bulb ontology 101 drives translation sleeve 14 to move axially along light bulb ontology 101 by turnbarrel 12, as shown in Fig. 2,
Realize focusing.
Preferably, the lead angle of internal screw thread 122, external screw thread 142 is 120 °, zoom lens 13 and concave-convex lens 111
Between Adjustable Range be 18mm, by setting translation sleeve 14 length, by the tail end and cooling base of translation sleeve 14
102 are defined the rotation angle of turnbarrel 12, the amount of movement of translation sleeve 14 when abutting, while in turnbarrel 12
Inner wall annular convex platform is set, annular convex platform is circumferentially disposed at the inside of internal screw thread 122 so that translation sleeve 14 be moved to it is flat
When the front end of shifting sleeve 14 is abutted with annular convex platform, translation sleeve 14 is limited, which can carry out according to concrete specification
Adjustment.
Cooling base 102 is preferably aluminium alloy injection molding, and light bulb ontology 101 is preferably plastics, turnbarrel 12, translation
Sleeve 14, light bulb rear cover 16 are elastic plastic member.
Obviously, above-described embodiment is merely examples for clearly illustrating the present invention, and is not to this reality
With the restriction of novel embodiment.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.And these
Belong to the spiritual changes and variations that derived from of the utility model still in the protection scope of the utility model
Among.
Claims (10)
1. a kind of varifocal track lamp, which is characterized in that light bulb, light source including coaxial arrangement, concave-convex lens, zoom are saturating
Mirror, the concave-convex lens are fixed in the light bulb, and the light source is fixed at the concave side of the concave-convex lens, with
The light for launching the light source can be converged by concave-convex lens, and the zoom lens are removably set on described concave-convex saturating
The convex side of mirror, so that the light that the light source is launched focuses after passing through concave-convex lens into zoom lens again.
2. varifocal track lamp according to claim 1, which is characterized in that the light source is COB light source, including COB
The column luminous zone that substrate and protrusion are arranged on the COB substrate, the outer diameter and the concave-convex lens of the column luminous zone
The internal diameter of concave side is adapted, so that the column luminous zone is set after the edge of the concave-convex lens is abutted with the COB substrate
In in the interior recessed area of the concave-convex lens.
3. varifocal track lamp according to claim 2, which is characterized in that the edge of the concave-convex lens extends outwardly
To form the disk for being integrally formed setting with the concave-convex lens, back side setting and the COB substrate shape phase of the disk
The COB substrate mounting groove of adaptation, COB substrate is caught in COB substrate mounting groove when assembly, so that column luminous zone is completely disposed at institute
It states in the interior recessed area of concave-convex lens.
4. varifocal track lamp according to claim 3, which is characterized in that the back side of the disk be disposed radially with
The middle part of the radiating groove that the COB substrate mounting groove communicates, each radiating groove is arranged through the disk.
5. varifocal track lamp according to claim 4, which is characterized in that further include turnbarrel and translation sleeve,
The circumferentially arranged limited ring groove of the inner wall of the light bulb, the front end of the turnbarrel are arranged calibration loop, the turnbarrel it is outer
The multiple turnbarrel buckles of setting are outwardly protruded on wall, internal screw thread is arranged in the inner wall of the turnbarrel, described to translate the outer of sleeve
External screw thread compatible with the internal screw thread, the axially disposed spacing cutting of tail end of the translation sleeve, the change is arranged in wall
Focus lens are fixed in the translation sleeve, axially disposed cutting compatible with the spacing cutting in the light bulb
Slideway, when assembly, the turnbarrel buckle was placed in the limited ring groove, and the calibration loop is placed in outside the front end of the light bulb
Side, the translation sleeve are threadedly engaged with the turnbarrel, and the spacing cutting is placed in the cutting slideway, so that rotation
When the calibration loop, turnbarrel can be driven to rotate in the light bulb, drive translation sleeve along light bulb axial direction by turnbarrel
Translation.
6. varifocal track lamp according to claim 5, which is characterized in that the turnbarrel is bullet with translation sleeve
Property part, turnbarrel buckle includes the axially-extending portion being wholely set and radial male part, the axially-extending portion and institute
It states turnbarrel to be fixedly linked, chamfer bevel is arranged in the front end of the radial direction male part, so that turnbarrel buckle can push away
Enter limited ring groove.
7. varifocal track lamp according to claim 6, which is characterized in that the zoom lens include being integrally formed to set
The circular eyeglass ontology set and annular eyeglass card edge, the circumferentially arranged interior land of inner wall of the translation sleeve, the eyeglass card
The outer diameter on edge is less than the internal diameter of the translation sleeve and is greater than the internal diameter of the interior land, and the inner wall of the translation sleeve is also set up
Multiple limit fasteners, each limit fastener are placed on the same circumference of interior land side, so that zoom lens push-in is described flat
When moving in sleeve, limit is formed to zoom lens by limit fastener and interior land.
8. varifocal track lamp according to claim 7, which is characterized in that the outer wall of the eyeglass ontology with it is described interior
The inner wall clearance fit of land, when so that zoom lens being placed in translation sleeve, eyeglass ontology is inserted into the interior land.
9. varifocal track lamp according to claim 8, which is characterized in that cooling base, institute are arranged in the light bulb
State multiple radiating fins that cooling base includes base central column and radially outward dissipates setting along base central column, the circle
Disk, COB substrate and the base central column are fixedly linked, and adjacent two radiating fin forms insert compatible with the spacing cutting
Slideway.
10. varifocal track lamp according to claim 9, which is characterized in that further include pedestal, connecting upright pole, rotation
Pin, the bottom end of the connecting upright pole and the base rotation cooperate, and the top of connecting upright pole, the lamp is arranged in the rotational pin
The tail end of cylinder is fixedly linked with the rotational pin, so that the light bulb can be swung up and down around rotational pin.
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Cited By (1)
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CN109539024A (en) * | 2018-11-19 | 2019-03-29 | 涂利敏 | A kind of varifocal track lamp |
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Cited By (1)
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CN109539024A (en) * | 2018-11-19 | 2019-03-29 | 涂利敏 | A kind of varifocal track lamp |
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