Track projector

Abstract

A connecting structure of a track spotlight, comprising a track (20) and a lamp holder (10) embedded in the track and slidably connected to the track to install the spotlight body. Power supply grooves (201) are provided on both sides of the track. Said lamp holder comprises a housing (1), a cover plate (30) provided at the bottom of the housing, two pairs of power supply copper blades (3) provided inside the housing, two snap mechanisms (4) arranged symmetrically and a cover plate (30) arranged at the top of the housing. A clamping mechanism is arranged in correspondence with a pair of power supply copper blades to snap onto the power supply grooves. A sliding cover plate (5) is arranged on the bottom of the track and the cover plate is at the same level as the cover plate (30). Figure for abstract: Figure 1

Description

Title of the invention: Rail projector Technical field

[0001] The invention relates to the technical field of lighting devices, and more particularly to a connection structure for a track projector. State of the art

[0002] Track spotlights are easier to install and maintain than traditional lamps, and each spotlight does not need to be installed by drilling holes in the ceiling, which is widely used in shopping malls, clothing stores, housing, exhibitions and other places.

[0003] Existing track spotlights are usually attached to a track on the ceiling, and each spotlight is attached to the track and can be adjusted in its position. This allows the number of spotlights to be increased according to demand.

[0004] However, after installing the projector, the lamp base is exposed outside the rail and the structure is inside the rail, which makes the whole thing unsightly. The rail also accumulates dust.

[0005] It can be seen that it is possible to improve and perfect the prior art. Statement of the invention

[0006] In view of the above-mentioned shortcomings of the prior art, the present invention aims to provide the connection structure of a track projector, by embedding the lamp holder in the track, in order to improve the overall aesthetics and avoid the accumulation of dust in the track.

[0007] To achieve the above-mentioned objective, the invention adopts the following technical solutions:

[0008] A connection structure for a track projector, comprising a track and a lamp holder embedded in the track and slidably connected to the track, said lamp holder being used for mounting a body of the projector; said track being a U-section structure, with power supply grooves provided on both sides of the track respectively; the lamp holder comprising a housing, a masking plate provided at the bottom of the housing, two pairs of power supply copper strips provided inside the housing, two symmetrically arranged snap mechanisms and a closing plate provided at the top of the housing, a snap mechanism being provided in correspondence with a pair of power supply copper strips to drive the copper strips to extend from inside the housing to outside the housing and snap onto the power supply grooves;a sliding cover plate being arranged; on the bottom of the rail and the masking plate being arranged at the same level as the cover plate.

[0009] Further, a threaded tube is included, one end of the threaded tube being mounted inside the housing and another end extending outside the housing, the threaded tube being provided with a threaded cap and the masking plate being disposed between the housing and the threaded cap.

[0010] Further, the housing and the masking plate are integrally molded, the housing is provided with a first through hole, and the threaded tube is mounted on the first through hole.

[0011] Further, said housing is provided with a number of second through holes and the masking plate is provided with a number of second locating pins which can be inserted onto the second through holes; a third through hole being provided on both the housing and the masking plate and the threaded tube being mounted on the third through hole.

[0012] Furthermore, the width of the cover plate corresponds to the width of the rail; the bottom of each side of said rail is provided with inclined mounting grooves and each side edge of the cover plate is provided with a holding edge which can be inserted into the mounting grooves.

[0013] Furthermore, a stepped portion, i.e., a stepped portion, is provided on each side of said rail; said snap-in mechanism comprises a pusher, slidably connected to the housing, and two symmetrical snap-in blocks slidably connected to the housing, each of which is provided with a guide groove, and the guide groove is inclined outward in the length direction of the housing, and the pusher is provided with a snap-in stud slidably connected to the guide groove, and the snap-in stud, when sliding along the guide groove, drives the snap-in block from the inside to the outside of the housing to bear against the stepped portion.

[0014] Furthermore, both ends of said housing are each provided with a recess, the pusher is provided with a rocker portion slidably connected to the recesses, the surface of the rocker portion is flush with the bottom of the housing, and the end of the rocker portion away from the masking plate is provided with tabs extending outward.

[0015] Furthermore, the same pair of feeding copper blades is placed symmetrically, one end of the feeding copper blades is placed near the threaded tube, and another end is provided with a snap-fit portion; said pusher is provided with two symmetrically placed stops and a T-shaped block placed between the two stops, and the two sides of the T-shaped block form a passage channel with the two stops, and the two feed copper blades are mounted inside the passage channel, respectively.

[0016] Furthermore, two snap grooves are opened on said power supply groove, and the snap portions on the two copper blades are inserted into the two snap grooves, one by one, correspondingly.

[0017] Beneficial effect: Through the snap-in mechanism, the two snap-in copper blades are extended outside the housing, and the copper blades are snapped with the power supply groove, so as to realize the installation of the lamp holder in the rail in a flush manner; similarly, the masking plate is placed at the bottom of the housing and the cover plate at the bottom, that is, on the bottom, of the rail, and the masking plate and the cover plate are at the same level, so that the masking plate and the cover plate can be coordinated with the lamp holder and the rail to be sealed, so that the whole structure is neat and orderly, the overall shape is improved, and dust can be prevented from accumulating in the rail. The whole structure is thus tidy, the overall shape is improved, and dust does not accumulate in the rail. Brief description of the figures

[0018] The technical solutions of the embodiments will be described clearly and completely in the following, in conjunction with the accompanying figures. It is obvious that the described embodiments are only a part of the embodiments of the invention and not all of the embodiments. Based on the embodiments of the present description, any other embodiments obtained by a person having ordinary skills in the field without providing inventive work fall within the scope of protection of this utility certificate.

[0019] The invention will be better understood on reading the following description, given solely by way of example and with reference to the appended drawings in which:

[0020] [Fig.l] shows a diagram of the installation of the connection structure of a track projector,

[0021] [Fig.2] is an exploded view of the connection structure of the track projector,

[0022] [Fig.3] is a side view of the connection structure of the track projector,

[0023] [Fig.4] is an exploded view of the lamp holder in the connection structure of the track projector,

[0024] [Fig.5] is an exploded view of a first model of housing in the structure of connecting a track projector,

[0025] [Fig.6] is a top view of a first model of housing in the structure of connecting a track projector,

[0026] [Fig.7] is an exploded view of a second model of housing in the structure of connecting a track projector. Detailed description

[0027] Referring to Figures 1-7, a connection structure for a track projector comprises a rail 20 and a lamp holder 10 embedded in the rail 20 and slidably connected to the rail 20, said lamp holder 10 being used for mounting the body of the projector; said rail 20 being of a U-section structure, and a power supply groove 201 being provided on each side of the rail 20; said lamp holder 10 comprising a housing 1, a masking plate 2 provided at the base of the housing 1, two pairs of power supply copper strips 3 arranged in the housing 1, two snap mechanisms 4 arranged symmetrically and a closing plate 5 arranged at the top of the housing 1.A snap mechanism 4 is arranged corresponding to a pair of power supply copper blades 3 to drive the power supply copper blades 3 to extend from the inside of the housing 1 to the outside of the housing 1, and snap into the power supply groove 201. A sliding cover plate 30 is arranged at the bottom of the rail 20. The cover plate 30 and the masking plate 2 are arranged on the same horizontal plane.

[0028] The rail 20 is fixed to the ceiling and several spotlights can be mounted on the rail 20 to meet the needs of the user.

[0029] When installing the projector, the user operates the snap-in mechanism 4 to retract the two electrical power supply copper strips 3 serving as snap-in copper strips inside the housing 1. The lamp holder 10 can then be directly inserted into the rail 20, and then the snap mechanism 4 is actuated, and the two copper blades 3 come out of the housing 1 and snap into the corresponding power supply grooves 201 serving as snap grooves 2011, so as to install the spotlight on the rail 20. Conversely, the snap structure is actuated again, driving the two snap copper blades 3 from outside the housing 1 into the inside of the housing. The two snap copper blades 3 are retracted into the housing 1 and the snap copper blades 3 are moved away from the snap grooves 2011, thereby removing the lamp holder 10.When the lamp holder 10 is mounted on the rail 20, the projector can be adjusted in its mounting position by pushing the projector. Since two adjacent projectors are provided with a cover plate 30 between them, the two ends of the cover plate 30 are joined to the masking plates 2 of the two adjacent projectors to form a continuous plane, which not only masks the interior of the rail 20, but also hides the lamp holder 10. inside the rail 20, and the overall installation is neat and tidy, which in turn improves the overall aesthetic appearance, and can further play a protective role for the rail 20 to prevent dust from accumulating inside the rail 20.

[0030] It should be noted that since the position of the projectors on the rail 20 is adjustable, the length of the cover plate 30 can be cut arbitrarily depending on the spacing between two neighboring projectors for greater flexibility of use.

[0031] In a preferred embodiment, a threaded tube 6 is mounted inside the housing 1 at one end and extends outside the housing 1 at the other end, the threaded tube 6 is provided with a threaded cap 7, and the masking plate 2 is located between the housing 1 and the threaded cap 7, wherein the threaded cap 7 is a part of the projector body to make the lamp holder 10 capable of connecting to different projector bodies, for a wide range of uses.

[0032] In one embodiment, as shown in Figures 5 and 6, the housing 1 and the masking plate 2 have an integrally molded structure, the housing 1 is provided with a first through hole 11, and the threaded tube 6 is mounted on the first through hole 11. The first through hole 11 facilitates the installation of the threaded tube 6, the threaded cap 7 is installed on the end of the threaded tube 6 which extends outside the housing 1, and the electric wire connected to the projector body is introduced into the housing 1 through the axial hole of the threaded tube 6, and electrically connected to the corresponding connecting copper blade 3.

[0033] In another embodiment, as shown in [Fig.7], said housing 1 is provided with a plurality of second through holes 12, and the masking plate 2 is provided with a plurality of second positioning pins 21 which can be inserted onto the second through holes 12; a third through hole 13 is provided in both the housing 1 and the masking plate 2, and the threaded tube 6 is mounted on the third through hole 13. In this embodiment, the second through holes 12 are four in number, and the four second positioning pins 21 are connected to each of the four second through holes 12, one by one, in order to limit the direction of rotational movement of the masking plate 2 and to fix the position of the masking plate 2 with the threaded cap 7 against the outer wall of the housing 1. Similarly, a third through hole 13 is provided to facilitate the installation of the threaded tube 6.

[0034] In a preferred embodiment, the width of said masking plate 2 corresponds to the width of the rail 20, which further improves the aesthetics of the assembly. The bottom of both sides of said rail 20 is respectively provided with inclined mounting grooves 202, and both sides of the cover plate 30 are respectively provided with holding edges 301 which can be glued into the mounting grooves 202 to prevent the cover plate 30 from falling, but the cover plate 30 can be moved along the rail 20 to facilitate adjustment of the mounting position of the cover plate 30.

[0035] In a preferred embodiment, with reference to Figures 3, 4 and 5, said rail 20 is provided with a stepped portion 203 on each side; said snap mechanism 4 comprises a pusher 41, slidably connected to the housing 1, and two snap blocks 42 arranged symmetrically and slidably connected to the housing 1, with a guide groove 421 hollowed out in each of the snap blocks 42, and the guide groove 421 inclined outwardly along the housing 1, and a snap stud 411 slidably connected to the guide groove 421 is provided in the pusher 41. The pushers 41 are provided with snap studs 411 slidably connected to the guide grooves 421, the snap studs 411 driving the snap blocks 42 from inside the housing 1 to outside the housing 1 when slid along the guide grooves 421 and against the stepped part 203.When the pusher 41 is pushed outward, the two snap pads 411 slide along the two guide grooves 421 to drive the two snap blocks 42 toward the center surface of the housing 1, and the snap blocks 42 are retracted inside the housing 1, and at this time the snap blocks 42 are moved away from the stepped portion 203, and can be mounted and dismounted for the lamp holder 10; Conversely, when the pusher 41 is pushed inward, the two snap pads 411 slide in the opposite direction along the two guide grooves 421 to drive the two snap blocks 42 of the housing 1 toward the outside of the housing 1, to press against the stepped portion 203. The snap blocks 42 are offset from the stepped portion 203 to improve the stability of the installation of the lamp holder 10 and prevent the projector from falling.

[0036] More specifically, two limiting strips 15 are provided at each end of said housing 1 and the limiting strips 15 are perpendicular to the longitudinal direction of the housing 1. Two snap blocks 42 located at the same end are both located inside the two limiting strips 15 in order to limit the longitudinal movement of the two snap blocks 42.

[0037] Furthermore, referring to [Fig. 5], said housing 1 is provided with recesses 14 at each end, the pusher 41 is provided with a rocker portion 412 slidably connected to the recesses 14, the surface of the rocker portion 412 being flush with the bottom of the housing 1, and the end of the rocker portion 412 remote from the masking plate 2 is provided with tabs 413 extending outwardly, the tabs 413 being provided to allow a user to rock the pusher 4L

[0038] By the above configuration, as shown in [Fig.l], it is possible to install the lamp holder 10 in the rail 20 in a recessed manner, the rail 20 enveloping the entire lamp holder 10, and under the action of the masking plate 2 and the cover plate 30, the lamp holder 10 and the rail 20 are further masked, so as to neatly install the entire connection structure, and thus improve the overall aesthetics.

[0039] In a preferred embodiment, with reference to [Fig.6], the same pair of power supply copper strips 3 is provided symmetrically, one end of the copper strips 3 is placed near the threaded tube 6, and the other end is provided with a snap-fit portion 31.In particular, the housing 1 is provided with a first positioning pin 16 placed vertically, and the copper blades 3 are provided with positioning holes 32 corresponding to the first positioning pin 16, and the positioning holes 32 are inserted into the first positioning pin 16 to secure the position of the supply copper blades 3 near one end of the threaded tube 6 to prevent the displacement of the copper blade 3 in the length direction of the housing 1; said pusher 41 is provided with two symmetrically arranged stops 414 and a T-shaped block 415 arranged between the two stops 414, and the two sides of the T-shaped block 415 form a passage channel respectively with the two stops 414, and the two supply copper blades 3 are respectively installed in the passage channel.When the pusher 41 is pushed outward, the passage channel is moved outward, and the passage channel and the bending portion 33 oppose each other, so that the power supply copper blade 3 undergoes deformation toward the center surface of the housing 1, and the snap-in portion 31 retracts from the outside of the housing 1 to the inside of the housing 1, and at this time, the lamp holder 10 can be assembled and disassembled. Conversely, when the pusher 41 is pushed inward, the passage channel formed with the two stops is moved inward, the T-shaped block 415 and the bending portion 33 are in contact, the copper blade 3 resumes its deformation, the snap-in portion 31 extends from the inside of the housing 1 to the outside of the housing 1, and at this time, the support 10 is fixed inside the rail 20.

[0040] In a preferred embodiment, with reference to [Fig. 3], two snap grooves 2011 are provided on said power supply groove 201, and the snap portions 31 on the two snap copper strips 3 are inserted onto the two snap grooves 2011 one by one, respectively. Two power supply grooves 201 are provided on the rail 20, and two snap grooves 2011 are provided on each power supply groove 201, and the snap grooves 2011 are used for installing copper strips, and when the power supply copper strips 3 and the copper strips are pressed against each other, the power supply copper strips 3 are electrically connected to the external wires. Four copper strips can be installed on each rail 20, and the snap-fit parts 31 on the four power supply copper strips 3 on the lamp holder 10 are respectively offset from the four copper strips, which can install two-wire or four-wire spotlights, and is widely applicable.

[0041] It should be noted that the snap-fit portions 31 of the two abutting electrical copper strips 3 are not aligned so that one snap-fit portion 31 does not interfere with the other when pressed against one of the copper strips.

[0042] It is understood that for a person having ordinary skill in the art, equivalent substitutions or modifications may be made in accordance with the technical solution presented above and that all such modifications or substitutions fall within the scope of the claimed protection. List of references

[0043] 1: case

[0044] 10: support

[0045] 11: first through hole

[0046] 12: second through hole

[0047] 13: third through hole

[0048] 14: recess

[0049] 15: limiting band

[0050] 16: first positioning pawn

[0051] 2: masking plate

[0052] 20: rail

[0053] 201: power supply groove

[0054] 2011: snap groove

[0055] 202: mounting groove

[0056] 203: stepped part

[0057] 21: second positioning pawn

[0058] 3: copper blade

[0059] 30: cover plate

[0060] 301: holding edge

[0061] 31: snap-in part

[0062] 32: positioning hole

[0063] 33: bending portion

[0064] 4: snap mechanism

[0065] 41: pusher

[0066]

[0067]

[0068]

[0069]

[0070]

[0071]

[0072]

[0073]

[0074]

[0075] 411: snap-in stud 412: rocker part 413: tab 414: stop 415: T-block 42: snap-in block 421: guide groove 5: closing plate 6: threaded tube 7: threaded cap

Claims

Claims

1. A connecting structure for a track projector, characterized by comprising a track (20) and a lamp holder (10) embedded in the track and slidably connected to the track, said lamp holder being used for mounting a body of the projector; said track being a U-shaped section structure, with power supply grooves (201) provided on both sides of the track respectively;the lamp holder comprising a housing (1), a masking plate (2) provided at the bottom of the housing, two pairs of power supply copper strips (3) provided inside the housing, two snap mechanisms (4) arranged symmetrically and a closing plate (5) arranged at the top of the housing, a snap mechanism (4) being provided in correspondence with a pair of power supply copper strips to drive the copper strips (3) to extend from the inside of the housing to the outside of the housing and snap onto the power supply grooves (201); a sliding cover plate (30) being arranged on the bottom of the rail and the masking plate (2) being arranged at the same level as the cover plate (30).;

2. A connection structure for a track light according to claim 1, characterized in that it further comprises a threaded tube (6), one end of the threaded tube being mounted inside the housing and the other end extending outside the housing, the threaded tube (6) being provided with a threaded cap (7) and the masking plate (2) being arranged between the housing (1) and the threaded cap (7).

3. A connecting structure of a track light according to claim 2, characterized in that the housing (1) and the masking plate (2) are integrally molded, the housing is provided with a first through hole (11), and the threaded tube (6) is mounted on the first through hole (11).

4. Connection structure for a track projector according to claim 2, characterized in that said housing (1) is provided with a number of second through holes (12) and that the masking plate (2) is provided with a number of second positioning pins (21) which can be inserted on the second through holes (12); a third through hole (13) being provided on both the housing and the masking plate (5) and the threaded tube (6) being mounted on the third through hole (13).

5. A connecting structure of a track light according to claim 1, characterized in that the width of said cover plate (30) corresponds to the width of the rail (20); the bottom of each side of said rail is provided with inclined mounting grooves (202) and each side edge of the cover plate (30) is provided with a holding edge (301) which can be inserted into the mounting grooves.

6. A connecting structure of a track light according to claim 1, characterized in that a stepped portion (203) is provided on each side of said rail; said snap mechanism (4) comprises a pusher (41), slidably connected to the housing, and two symmetrical snap blocks (42) slidably connected to the housing, each of which is provided with a guide groove (421) and the guide groove is inclined outward in the length direction of the housing, and the pusher (41) is provided with a snap stud (411) slidably connected to the guide groove, and the snap stud, when sliding along the guide groove, drives the snap block (42) from the inside to the outside of the housing to press against the stepped portion.

7. A connecting structure of a track light according to claim 6, characterized in that both ends of said housing (1) are each provided with a recess (14), the pusher (41) is provided with a rocker portion (412) slidably connected to the recesses (14), the surface of the rocker portion is flush with the bottom of the housing, and the end of the rocker portion (412) away from the masking plate is provided with tabs (413) extending outward.

8. A connecting structure of the track light according to claim 6, characterized in that the same pair of power supply copper blades (3) is placed symmetrically, one end of the power supply copper blades is placed near the threaded tube (6), and another end is provided with a snap-in portion (31); said pusher is provided with two symmetrically placed stops (414) and a T-shaped block (415) placed between the two stops, and the two sides of the T-shaped block (415) form a passage channel with the two stops, and the two supply copper blades (3) are mounted inside the passage channel, respectively.

9. A connecting structure of a track light according to claim 8, characterized in that two snap grooves (2011) are opened on said power supply groove (201), and the snap portions (31) on the two copper strips (3) are inserted into the two snap grooves (2011), one by one, correspondingly.

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