CN217843619U

CN217843619U - Projection lamp

Info

Publication number: CN217843619U
Application number: CN202221974003.1U
Authority: CN
Inventors: 雷武闽; 朱晓鸽
Original assignee: Guangzhou Guang Zhi Dian Lighting Co ltd
Current assignee: Guangzhou Guang Zhi Dian Lighting Co ltd
Priority date: 2022-07-27
Filing date: 2022-07-27
Publication date: 2022-11-18
Anticipated expiration: 2032-07-27

Abstract

The utility model discloses a projection lamp, which comprises a base plate, a lamp body, a first fastener and a second fastener, wherein the base plate is provided with a connecting plate; the lamp body is provided with a sliding groove and a connecting rod which is slidably arranged in the sliding groove, the connecting rod is rotatably connected with the connecting plate, a rotating shaft of the connecting rod is vertical to the connecting rod, and the sliding groove is arranged along the direction vertical to the substrate; the first fastener is connected between the connecting rod and the lamp body and used for fixing the lamp body on the connecting rod; the second fastener is connected between the connecting rod and the connecting plate and used for fixing the lamp body on the base plate. Set up like this, make two kinds of integrated regulation modes of projecting lamp, can effectively enlarge the limit illumination scope of projecting lamp, satisfy more scene requirements, the installation flexibility of reinforcing projecting lamp makes the projecting lamp be applicable to all kinds of different use scenes.

Description

Projection lamp

Technical Field

The utility model relates to the technical field of lamps and lanterns, in particular to projecting lamp.

Background

The projector is a lamp that specifies that the illuminance on the illuminated surface is higher than the surrounding environment, and is also called a spotlight. The projecting lamp structure of current mainstream mainly still articulates the projecting lamp in the centre of Y shape support to realize the upset of projecting lamp, nevertheless this kind of projecting lamp can only rotate around the pin joint, and the regulative mode is single, is difficult to be applicable to different use scenes.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, the utility model provides a projecting lamp, simple structure, can stretch out and draw back simultaneously, rotation regulation, be applicable to the use scene of all kinds of differences.

The utility model provides a projection lamp, which comprises a base plate, a lamp body, a first fastener and a second fastener, wherein the base plate is provided with a connecting plate; the lamp body is provided with a sliding groove and a connecting rod which is slidably arranged in the sliding groove, the connecting rod is rotatably connected with the connecting plate, a rotating shaft of the connecting rod is perpendicular to the connecting rod, and the sliding groove is arranged along the direction perpendicular to the substrate; the first fastener is connected between the connecting rod and the lamp body and used for fixing the lamp body on the connecting rod; the second fastener is connected between the connecting rod and the connecting plate, and the second fastener is used for fixing the lamp body on the base plate.

According to the utility model discloses projecting lamp has following beneficial effect at least: when using the projecting lamp, the user can loosen first fastener, sliding connection pole again, thereby change the interval between lamp body and base plate, after the connecting rod slides suitable position, screw up first fastener, can be with the fixed reconnection of lamp body on the connecting rod, through setting up connecting rod and first regulating part, the user can adjust the interval between lamp body and base plate, realize the flexible regulation of projecting lamp, the user can also loosen the second fastener, rotate the connecting rod again, thereby change the angle between lamp body and the base plate, after the connecting rod rotates suitable position, screw up the second fastener, can fix the connecting rod on the base plate, through setting up connecting plate and second regulating part, the user can rotate the lamp body, realize the rotation regulation of projecting lamp, set up like this, make two kinds of integrated adjustment modes of projecting lamp, can effectively enlarge the limit illumination scope of projecting lamp, satisfy more scene requirements, strengthen the installation flexibility of projecting lamp, make and be applicable to all kinds of different use scenes of projecting lamp.

According to some embodiments of the utility model, the lamp body symmetry is equipped with spacing portion, spacing portion follows the both sides wall of spout to the center of spout extends the setting, the bilateral symmetry of connecting rod is equipped with first bulge, first bulge with spacing portion butt, first fastener sets up to the screw, the screw with connecting rod threaded connection and butt in the lamp body.

According to some embodiments of the utility model, the screw is equipped with two at least, at least two the screw is followed the length direction interval arrangement of connecting rod.

According to the utility model discloses a some embodiments, the lamp body is close to the one end of base plate is equipped with first constant head tank, first constant head tank with spout tip intercommunication, first constant head tank is used for the location first bulge.

According to the utility model discloses a some embodiments, the connecting rod orientation one side of connecting plate is equipped with a plurality of first teeth of a cogwheel, the connecting plate orientation one side of connecting rod is equipped with a plurality of second teeth of a cogwheel, and is a plurality of first teeth of a cogwheel centers on the pivot equidistance sets up, and is a plurality of the second teeth of a cogwheel also centers on the pivot equidistance sets up, first teeth of a cogwheel with second teeth of a cogwheel intermeshing.

According to some embodiments of the utility model, the connecting plate with one of them of connecting rod is equipped with a plurality of second bulges, and is a plurality of the second bulge centers on the pivot equidistance is arranged, another be equipped with the draw-in groove of second bulge one-to-one, the draw-in groove with the cooperation of second bulge joint.

According to some embodiments of the utility model, the base plate is equipped with the second constant head tank, the connecting plate is equipped with the installation department, the installation department hold in the second constant head tank and with base plate bolted connection.

According to the utility model discloses a some embodiments, the lamp body is close to the one end of base plate is equipped with first portion of dodging, first portion of dodging is used for dodging the connecting plate.

According to the utility model discloses a some embodiments, the lamp body is close to the one end of base plate is connected with the wire, the wire is used for with outside power electric connection, the base plate is equipped with the second and dodges the portion, the second dodges the portion and is used for dodging the wire.

Drawings

Fig. 1 is a schematic structural diagram of a projector according to an embodiment of the present invention;

FIG. 2 is an enlarged view at A in FIG. 1;

fig. 3 is a front view of a projector according to an embodiment of the present invention;

fig. 4 is an enlarged sectional view at B in fig. 3.

Reference numerals: a substrate 100; a second positioning groove 101; a second escape portion 102; a connecting plate 110; a second gear tooth 111; a mounting portion 112; a lamp body 200; a chute 201; a first positioning groove 202; a first escape portion 203; a connecting rod 210; the first projecting portion 211; a first gear tooth 212; a stopper portion 220; a first fastener 300; a second fastener 400.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

The embodiments of the present application will be further explained with reference to the drawings.

Referring to fig. 1 to 4, a projector according to an embodiment of the present invention includes a base plate 100, a lamp body 200, a first fastening member 300 and a second fastening member 400, the base plate 100 and the lamp body 200 have the same shape, for example, when the lamp body 200 has a cylindrical shape, the base plate 100 has a circular shape having the same outer diameter as the lamp body 200, and when the lamp body 200 has a prismatic shape, the base plate 100 has a polygonal shape having the same size as the lamp body 200, wherein the base plate 100 is provided with a connecting plate 110; the lamp body 200 is provided with a sliding groove 201 and a connecting rod 210 slidably mounted in the sliding groove 201, contact surfaces between the connecting rod 210 and the lamp body 200 are both flat surfaces, the sliding groove 201 is arranged in a direction perpendicular to the substrate 100, a first fastening member 300 is arranged between the connecting rod 210 and the lamp body 200, when the first fastening member 300 is loosened, the connecting rod 210 can slide in the sliding groove 201, when the first fastening member 300 is tightened, the lamp body 200 is fixed on the connecting rod 210, a second fastening member 400 is arranged between the connecting rod 210 and the connecting plate 110, when the second fastening member 400 is loosened, the connecting rod 210 can slide relative to the connecting plate 110, when the second fastening member 400 is tightened, the connecting rod 210 is fixed on the connecting plate 110, and at this time, if the lamp body 200 is already fixed on the connecting rod 210, the lamp body 200 can be fixed on the substrate 100.

It can be understood that, when the projection lamp is used, a user can loosen the first fastening member 300 and then slide the connecting rod 210, so as to change the distance between the lamp body 200 and the substrate 100, and stretch the lamp body 200, after the connecting rod 210 slides to a proper position, that is, the lamp body 200 stretches to a required position, and the first fastening member 300 is screwed, so that the lamp body 200 can be fixed on the connecting rod 210, and by arranging the connecting rod 210 and the first adjusting member, the user can freely adjust the distance between the lamp body 200 and the substrate 100, so as to achieve the stretching adjustment of the projection lamp; the user can also loosen the second fastener 400 and then rotate the connecting rod 210, thereby changing the angle between the lamp body 200 and the base plate 100, rotating the lamp body 200, after the connecting rod 210 rotates to a proper position, namely the lamp body rotates to a required position, screwing the second fastener 400, and fixing the connecting rod 210 on the base plate 100, through setting the connecting plate 110 and the second adjusting part, the user can rotate the lamp body 200 to realize the rotation adjustment of the project lamp, when the first fastener 300 and the second fastener 400 are screwed simultaneously, the lamp body 200 can be fixed on the base plate 100, and the two keep relatively static, thus, the project lamp integrates two adjusting modes, the limit illumination range of the project lamp can be effectively enlarged, more scene requirements can be met, the installation flexibility of the project lamp can be enhanced, and the project lamp is suitable for various different use scenes; in addition, through setting up connecting rod 210 and adjusting lamp body 200, can simplify the overall structure of projecting lamp, convenience of customers operation improves the assembly efficiency of projecting lamp.

Further, a wire (not shown) is connected to one end of the lamp body 200 close to the substrate 100, the wire is used for connecting an external power supply, the substrate 100 is provided with a second avoiding portion 102, the second avoiding portion 102 is generally configured as a through groove with an opening, the opening of the through groove is located at the edge of the substrate 100, and the second avoiding portion 102 is used for avoiding the wire. It should be noted that, the portable power source is usually installed to lamp body 200 inside to supply the projecting lamp to use under the outage condition, but the daily continuous use of projecting lamp mainly still leans on external power source to provide stable electric power and realizes, dodges portion 102 through setting up the second, can avoid the wire of being connected with lamp body 200, avoids the wire to hinder lamp body 200 to rotate simultaneously, effectively improves the pleasing to the eye degree of appearance and the user's of projecting lamp and uses the experience degree.

Referring to fig. 1 and 2, it can be understood that a side of the connecting bar 210 facing the connecting plate 110 is provided with a plurality of first gear teeth 212, a side of the connecting plate 110 facing the connecting bar 210 is provided with a plurality of second gear teeth 111, the plurality of first gear teeth 212 are equidistantly disposed about the rotational axis, the plurality of second gear teeth 111 are also equidistantly disposed about the rotational axis, and the first gear teeth 212 and the second gear teeth 111 are engaged with each other. When the user adjusts the rotation angle of the lamp body 200, the second fastening member 400 can be loosened, the connecting rod 210 is rotated, the rotated first gear tooth 212 and the rotated second gear tooth 111 are meshed, and the second fastening member 400 is screwed, at this time, the first gear tooth 212 and the rotated second gear tooth 111 are mutually clamped to prevent the connecting rod 210 from rotating, through the arrangement of the first gear tooth 212 and the second gear tooth 111, the plane friction force (even though the fastening force of the first gear tooth 212 and the second gear tooth cannot relatively rotate) between the connecting rod 210 and the connecting plate 110 can be converted into the abutting pressure force between the gear teeth, so that the direct friction between the connecting rod 210 and the connecting plate 110 is reduced, the service life of the projection lamp is indirectly prolonged, the number of teeth of the first gear tooth 212 and the second gear tooth 111 is positively correlated with the adjustment accuracy of the rotation of the lamp body 200, the number of teeth is larger, the adjustment range of the lamp body 200 in each rotation is smaller, the adjustment accuracy of the lamp body 200 is higher, the number of the gear teeth 212 and the second gear tooth 111 is not specifically limited, as long as the adjustment accuracy can be reasonably ensured.

It should be noted that, the second fastening member 400 is usually configured as a bolt or a screw that is respectively in threaded connection with the connecting plate 110 and the connecting rod 210, and a friction force is provided between the connecting plate 110 and the connecting rod 210 through a pretightening force of the bolt or the screw, so as to achieve rotation adjustment and fixation of the connecting rod 210.

Further, one of the connecting plate 110 and the connecting rod 210 is provided with a plurality of second protrusions (not shown in the figure), the second protrusions are usually set to be of a hemispherical structure or a boss structure, so that the lamp body 200 can rotate back and forth conveniently, the plurality of second protrusions are arranged around the rotating shaft at equal intervals, the other one of the plurality of second protrusions is provided with clamping grooves (not shown in the figure) corresponding to the second protrusions one to one, and the clamping grooves are in clamping fit with the second protrusions. A plurality of second bulges arrange around the pivot equidistance, through setting up second bulge and draw-in groove, can further simplify the overall structure of projecting lamp, the regulation feedback nature of reinforcing fastener improves user's use and feels, and convenience of customers uses, and in addition, the quantity of second bulge and draw-in groove and the rotatory regulation precision of lamp body 200 become positive correlation, and its principle is similar with above-mentioned teeth of a cogwheel structure, no longer gives unnecessary details here.

Further, the substrate 100 is provided with a second positioning groove 101, the connecting plate 110 is provided with a mounting portion 112, the outer shape of the mounting portion 112 is tightly matched with the second positioning groove 101 in a groove shape, and the mounting portion 112 is mounted on the second positioning groove 101 and is connected with the substrate 100 through bolts. When user fixed connection board 110, can be directly insert second constant head tank 101 earlier with connecting plate 110, again with connecting plate 110 and base plate 100 bolted connection, through setting up second constant head tank 101 and installation department 112, the user needn't carefully align the screw hole on connecting plate 110 and the base plate 100, saves user's time cost and human cost, effectively improves the packaging efficiency of projecting lamp, further improves the holistic structural stability of projecting lamp. It should be noted that there is a certain distance between the position of the mounting plate and the center position of the substrate 100, so that the connecting rod 210 can correspond to the center position of the substrate 100, thereby making the appearance of the projector more continuous and natural, preventing the center of gravity of the whole projector from shifting too much, and improving the mounting stability of the projector.

Referring to fig. 3 and 4, it can be understood that the lamp body 200 is symmetrically provided with the limiting portions 220, the limiting portions 220 extend from two side walls of the sliding slot 201 to the center of the sliding slot 201, the connecting rod 210 is symmetrically provided with the first protruding portions 211 at two sides, the first protruding portions 211 abut against the limiting portions 220, the first fastening member 300 is provided as a screw, and the screw is in threaded connection with the connecting rod 210 and abuts against the lamp body 200. The screw is loosened, the first protruding portion 211 and the limiting portion 220 are separated from each other, the connecting rod 210 can slide in the sliding groove 201, the screw is screwed, the screw abuts against the lamp body 200, namely the bottom surface of the sliding groove 201, the connecting rod 210 generates a tensile force leaving the lamp body 200, and therefore the first protruding portion 211 and the limiting portion 220 abut against each other, at the moment, the screw limits the connecting rod 210 along the axial direction of the lamp body 200, the limiting portion 220 limits the connecting rod 210 along the radial direction of the lamp body 200, relative fixing of the connecting rod 210 and the lamp body 200 is achieved, and therefore stepless telescopic adjustment of the lamp body 200 can be achieved, the application range of the lamp body 200 is further expanded, and product competitiveness of the projection lamp is improved.

Further, at least two screws are provided, and at least two screws are arranged at intervals along the length direction of the connecting rod 210. Through setting up two at least screws, can effectively improve connecting rod 210's installation stability from a plurality of dot lock connecting rod 210 and lamp body 200, improve the holistic structural stability of projecting lamp.

Further, one end of the lamp body 200 close to the substrate 100 is provided with a first avoiding portion 203, the first avoiding portion 203 is generally configured as an area recessed toward a direction away from the substrate 100, and the first avoiding portion 203 is used for avoiding the connecting plate 110. Because lamp body 200 is connected with base plate 100 through connecting plate 110, connecting plate 110 is located between lamp body 200 and base plate 100 usually, through setting up first portion 203 of dodging, hold connecting plate 110 in first portion 203 of dodging, can be guaranteeing that the projecting lamp has under the prerequisite of rotating regulatory function, reduce the distance between lamp body 200 and base plate 100, make the overall structure of projecting lamp closely unanimous more, further improve the holistic appearance aesthetic measure of projecting lamp and be the structural stability of projecting lamp promptly.

Further, one end of the lamp body 200 close to the substrate 100 is provided with a first positioning groove 202, the first positioning groove 202 is communicated with the end of the sliding groove 201, and the first positioning groove 202 is used for positioning the first protrusion 211. Through setting up first constant head tank 202, and the appearance and the first bulge 211 phase-match of first constant head tank 202, first constant head tank 202 is seted up on the lateral wall of lamp body 200, during the user equipment projecting lamp, can place first constant head tank 202 with connecting rod 210 in, insert spout 201 with connecting rod 210, the lateral wall of first constant head tank 202 can fix a position first bulge 211, when reducing the user and inserting connecting rod 210, time cost and the human cost that spend with connecting rod 210 and spout 201 alignment, further improve the packaging efficiency of projecting lamp.

While the preferred embodiments of the present invention have been described, the present invention is not limited to the above embodiments, and those skilled in the art can make various equivalent modifications and substitutions without departing from the spirit of the present invention, and such equivalent modifications and substitutions are intended to be included within the scope of the present invention defined by the appended claims.

Claims

1. A projector, comprising:

a base plate provided with a connecting plate;

the lamp body is provided with a sliding groove and a connecting rod which is slidably mounted in the sliding groove, the connecting rod is rotatably connected with the connecting plate, a rotating shaft of the connecting rod is perpendicular to the connecting rod, and the sliding groove is arranged along a direction perpendicular to the substrate;

the first fastener is connected between the connecting rod and the lamp body and used for fixing the lamp body on the connecting rod;

and the second fastener is connected between the connecting rod and the connecting plate and is used for fixing the lamp body on the base plate.

2. The light projector as claimed in claim 1, wherein the lamp body is symmetrically provided with a limiting portion extending from two side walls of the sliding slot to a center of the sliding slot, two sides of the connecting rod are symmetrically provided with first protruding portions, the first protruding portions abut against the limiting portion, the first fastening member is a screw, and the screw is in threaded connection with the connecting rod and abuts against the lamp body.

3. The light projector as claimed in claim 2, wherein there are at least two screws, and at least two screws are spaced along the length of the connecting rod.

4. The light projector as claimed in claim 2, wherein a first positioning groove is formed at an end of the lamp body close to the base plate, the first positioning groove is communicated with an end of the sliding groove, and the first positioning groove is used for positioning the first protrusion.

5. A light projector as claimed in claim 1, characterized in that said connecting rod is provided with a plurality of first teeth of a wheel towards one side of said connecting plate, said connecting plate is provided with a plurality of second teeth of a wheel towards one side of said connecting rod, a plurality of said first teeth of a wheel are arranged around said rotating shaft at equal distances, a plurality of said second teeth of a wheel are also arranged around said rotating shaft at equal distances, said first teeth of a wheel and said second teeth of a wheel are mutually engaged.

6. The light projector as claimed in claim 1, wherein one of the connecting plate and the connecting rod is provided with a plurality of second protrusions which are equidistantly arranged around the rotating shaft, and the other one of the connecting plate and the connecting rod is provided with a plurality of clamping grooves corresponding to the second protrusions one to one, and the clamping grooves are clamped and matched with the second protrusions.

7. The floodlight of claim 1, wherein the base plate is provided with a second positioning groove, and the connection plate is provided with a mounting portion, the mounting portion being received in the second positioning groove and bolted to the base plate.

8. The light projector as claimed in claim 1, wherein a first avoiding portion is disposed at an end of the lamp body close to the base plate, and the first avoiding portion is used for avoiding the connecting plate.

9. The light projector as claimed in claim 1, wherein a wire is connected to an end of the lamp body close to the base plate, the wire is electrically connected to an external power source, and the base plate is provided with a second avoiding portion for avoiding the wire.