CN211667673U - Cylinder lamp - Google Patents

Abstract

The utility model belongs to the technical field of lighting apparatus, especially, relate to a down lamp, include: the shell is provided with a mounting seat, and the mounting seat is provided with a first lug and a second lug which are opposite; the spring clamp comprises a cylindrical spiral spring and a cantilever, and the spring clamp and the cantilever are integrally formed; the both ends of spring fit respectively first lug with on the second lug, the first end of cantilever connect in the one end of spring, the second end of cantilever is formed with stretches into the stabilizer blade of the spring other end, the stabilizer blade is in when down lamp is installed in the fixed surface the second lug deviates from one side of the light-emitting end of down lamp, and with the clearance has between the second lug. The down lamp that this embodiment provided, when the cantilever rotated, the stabilizer blade of cantilever can not remove the inboard to the second lug, and the down lamp is installed behind the stationary plane, and the stabilizer blade is located the one side that the light-emitting end of down lamp was kept away from to the second lug, and the second lug can not receive the pressure of stabilizer blade, and the difficult fracture phenomenon that takes place of second lug.

Description

Cylinder lamp

Technical Field

The utility model belongs to the technical field of lighting apparatus, especially, relate to a down lamp.

Background

Lighting devices, such as downlights, are increasingly used in a variety of locations, such as hotels, conference rooms, malls, airports, museums, residential homes, and the like. In order to install the down lamp, an elastic piece is usually arranged on the down lamp, and the down lamp is clamped and fixed in the installation groove by means of the elasticity of the elastic piece. In the long-term use of down lamp, some positions that are used for installing the elastic component on the down lamp are because elastic component stress concentration, the phenomenon of damage can appear, for example, the card arm that cup joints the spring breaks easily, and these positions damage the back, and spring assembly can't provide required elasticity for the installation of a section of thick bamboo lamps and lanterns effectively, need change this down lamp, can cause the waste like this, and the maintenance cost is high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a down lamp aims at solving among the prior art and is used for installing the position of spring unit on the section of thick bamboo lamps and lanterns and breaks easily, and the unable installation of down lamp utensil needs to be changed down lamp utensil, and then causes extravagant and the high technical problem of maintenance cost.

In order to achieve the above object, the utility model adopts the following technical scheme: a downlight, comprising:

the mounting seat is provided with a first lug and a second lug which are opposite;

the spring clamp comprises a cylindrical spiral spring and a cantilever, and the spring clamp and the cantilever are integrally formed; the both ends of spring fit respectively first lug with on the second lug, the first end of cantilever connect in the one end of spring, the second end of cantilever is formed with stretches into the stabilizer blade of the spring other end, the stabilizer blade is in when down lamp is installed in the fixed surface the second lug deviates from one side of the light-emitting end of down lamp, and with the clearance has between the second lug.

In one embodiment, the second projection has a rectangular cross section in a direction perpendicular to the axial direction of the spring, and a gap between a corner of the second projection and the spring is set to be smaller than the diameter of the leg.

In one embodiment, the outer side wall of the second bump in contact with the support leg is formed with an inclined plane, so that the cross section of the second bump in the direction perpendicular to the axial direction of the spring is in a truncated rectangle, the second bump is far away from the axis of the down lamp, the second bump is far away from the corner of the light emitting end of the down lamp, and the gap between the spring is larger than the diameter of the support leg, and the support leg is arranged on one side of the light emitting end of the down lamp, which is far away from the second bump, along the inclined plane when the down lamp is installed.

In one embodiment, a cross section of the second protrusion in a direction perpendicular to an axial direction of the spring is rectangular, a gap between at least one corner of the second protrusion and the spring is set to be larger than a diameter of the support leg, a groove adapted to the cantilever is formed in a position, corresponding to the cantilever, of an outer side wall of the second protrusion, and the cantilever is partially accommodated in the groove when rotating.

In one embodiment, when the spring clip is not mounted on the mounting seat, the support leg is positioned on one side, far away from the light emitting end of the down lamp, in the spring.

In one embodiment, the portion of the second end of the cantilever near the leg is bent such that the bent portion is adjacent to the housing.

In one embodiment, the housing is provided with a step, the step comprises a first step surface and a second step surface which are connected approximately vertically, the first step surface is far away from the light emitting end of the down lamp, and the mounting seat is arranged on the first step surface and has a part extending to be jointed with the second step surface.

In one embodiment, two reinforcing plates are arranged on the first step surface, wherein one reinforcing plate is connected with the first lug, and the other reinforcing plate is connected with the second lug.

In one embodiment, the legs extend in a direction parallel to the axis of the spring.

In one embodiment, the number of the mounting seats is two, the two mounting seats are symmetrically arranged on two opposite sides of the shell, and each mounting seat is provided with one spring clip.

The utility model has the advantages that: the utility model discloses a down lamp, the mount pad is equipped with relative first lug and second lug, when the cantilever rotates, the stabilizer blade of cantilever can not remove the inboard to the second lug, the down lamp is installed behind the stationary plane, the stabilizer blade is located one side that the light-emitting end of down lamp was kept away from to the second lug, the second lug can not receive the pressure of stabilizer blade, the difficult phenomenon of splitting that takes place of second lug, the mount pad is difficult for becoming invalid, assembly structure after the optimization can effectively improve the life of down lamp, reduce the waste of resource, reduce the maintenance cost.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a partial perspective view of a down lamp according to an embodiment of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is an exploded view of the downlight of FIG. 1;

FIG. 4 is an enlarged view of portion B of FIG. 3;

FIG. 5 is a perspective view of a spring clip in the downlight of FIG. 3;

FIG. 6 is a front elevational view of a spring clip in the downlight of FIG. 1;

FIG. 7 is a side view of the spring clip of the downlight of FIG. 1 in an angular orientation;

FIG. 8 is a side view of the spring clip of the downlight of FIG. 1 in another angular orientation;

fig. 9 is a sectional view of the assembly of the spring clip and the mounting seat when the down lamp provided by another embodiment of the present invention is mounted and fixed on the mounting surface;

fig. 10 is a sectional view of the spring clip assembled with the mounting seat in the process of installing and fixing the down lamp on the mounting surface according to another embodiment of the present invention;

FIG. 11 is a cutaway view of the spring clip assembled with the mounting block when the downlight is mounted and secured to the mounting block in a scaled orientation;

FIG. 12 is a side view of the downlight of FIG. 1;

fig. 13 is an enlarged schematic view of a mounting seat in a down lamp according to another embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

10-a housing; 20-a mounting seat; 30-a spring clip; 11-step; 12-face ring; 111-a first step face; 112-a second step surface; 201-mounting grooves; 210-a first bump; 220-a second bump; 230-a reinforcing plate; 211-a guide surface; 221-inclined plane; 222-a groove; 301-a first end; 302-a second end; 310-a spring; 320-cantilever; 330-elastic sleeve; 311-lumen; 321-a support leg; 322-first section; 323-second section.

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 drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1 and fig. 2, the down lamp provided by the embodiment of the present invention includes a housing 10 and a spring clip 30. The housing 10 is provided with a mounting seat 20, and the mounting seat 20 and the housing 10 may be integrally formed. As shown in fig. 3 and 4, the mounting seat 20 has a first protrusion 210 and a second protrusion 220 opposite to each other, a mounting groove 201 is formed on the mounting seat 20, and the first protrusion 210 and the second protrusion 220 are located in the mounting groove 201. The spring clamp 30 comprises a spring 310 and a cantilever 320 in a cylindrical spiral shape, and the spring 310 and the cantilever 320 are integrally formed; an inner cavity 311 with a circular cross section is defined inside the spring 310, two ends of the spring 310 are respectively sleeved on the first protruding block 210 and the second protruding block 220, the spring 310 is at least partially accommodated in the mounting groove 201, the first protruding block 210 and the second protruding block 220 are suspended in the inner cavity 311 of the spring 310, and the first protruding block 210 can be formed with an inclined guide surface 211 so as to facilitate the mounting of the spring clip 30. When the spring clip 30 is mounted on the mounting seat 20, the spring 310 is compressed and placed in the gap between the first protrusion 210 and the second protrusion 220 in the mounting groove 201, and the spring 310 is released, and the spring 310 recovers elasticity and is sleeved on the corresponding protrusions on both sides. As shown in fig. 2 and 5, the first end 301 of the cantilever 320 is connected to one end of the spring 310, the second end 302 of the cantilever 320 is formed with a support leg 321 extending into the other end of the spring 310, and the support leg 321 is located on a side of the second protrusion 220 departing from the light emitting end of the downlight when the downlight is installed on the fixing surface, and has a gap with the second protrusion 220.

The down lamp that this embodiment provided, mount pad 20 is equipped with relative first lug 210 and second lug 220, cantilever 320 rotates, cantilever 320's stabilizer blade 321 can not remove to the inboard of second lug 220, the down lamp is installed behind the stationary plane, stabilizer blade 321 is located one side that the light-emitting end of down lamp was kept away from to second lug 220, second lug 220 can not receive stabilizer blade 321's pressure, the difficult fracture phenomenon that takes place of second lug 220, mount pad 20 is difficult for becoming invalid, the assembly structure after the optimization can effectively improve the life of down lamp, reduce the waste of resource, and the maintenance cost is reduced.

It is understood that the spring clip 30 may be made of a single spring wound and bent; as shown in fig. 2, 6 and 9, the extending direction of the supporting leg 321 is parallel to the axis of the spring 310, and when the cantilever 320 rotates, the supporting leg 321 horizontally rotates, so that the supporting leg 321 does not touch or abut against the second protrusion 220.

The mounting seats 20 may be provided in two, two mounting seats 20 are symmetrically disposed on two opposite sides of the housing 10, and each mounting seat 20 is provided with a spring clip 30. During installation, the spring clamps 30 on the two sides are respectively rotated upwards and inserted into the installation holes of the fixing surface, and the surface ring 12 of the down lamp is abutted against the fixing surface under the action of the elastic force of the spring clamps 30.

In order to reduce or eliminate the pressure of the leg 321 on the second protrusion 220, so that the mounting seat 20 is not easily pressed to be broken, the mounting seat 20 or the spring clip 30 may be optimally designed, or the mounting seat 20 and the spring clip 30 may be simultaneously optimized.

As shown in fig. 3, 5 and 7, when the spring clip 30 is not mounted on the mounting base 20, the supporting leg 321 is located on a side of the spring 310 away from the light-emitting end of the downlight, so that when the spring clip 30 is mounted on the mounting base 20, the pressure of the cantilever 320 on the second protrusion 220 is also reduced, and during the rotation of the cantilever 320, the degree of friction between the cantilever 320 and the second protrusion 220 is reduced, thereby facilitating the mounting of the downlight.

In one embodiment, as shown in fig. 9, the cross section of the second protrusion 220 in the direction perpendicular to the axial direction of the spring 310 is rectangular, and the gap between the corner of the second protrusion 220 and the spring 310 is set to be smaller than the diameter of the leg 321. The inboard of second lug 220 is the one side that is close to down lamp axis, and the outside of second lug 220 is the one side of keeping away from down lamp axis, and in the process that the down lamp was installed when the stationary plane or was taken down the down lamp from the stationary plane, stabilizer blade 321 rotated and removed along with cantilever 320, but stabilizer blade 321 can not slide in the inboard or the outside of second lug 220, consequently can not take place to offset between stabilizer blade 321 and the second lug 220, and second lug 220 can not receive the pressure of stabilizer blade 321.

As shown in fig. 11, the mounting seat in the drawing is not optimized, the gap between the second bump 220, which is close to the axis of the down lamp and is far from the corner of the light-emitting end of the down lamp, and the spring 310 is larger than the diameter of the support leg 321, when the down lamp is mounted, the support leg 321 slides to the inner side from the top of the second bump 220 easily in the rotating process of the cantilever 320, the inner side wall of the second bump 220 is abutted by the support leg 321 at this time, the second bump 220 is extruded to have a high fracture probability, the mounting seat 20 is easy to fail, and the service life is short. Through the optimization of the mounting seat 20, the possibility of the mounting seat 20 being crushed and broken is greatly reduced, and the service life of the mounting seat 20 is prolonged.

In an embodiment, as shown in fig. 2, 4 and 10, an inclined surface 221 is formed on an outer side wall of the second protrusion 220 contacting with the supporting leg 321, where the outer side wall refers to a side wall of the second protrusion 220 away from an axis of the down lamp, and due to the arrangement of the inclined surface 221, a cross section of the second protrusion 220 in a direction perpendicular to an axial direction of the spring 310 is a truncated rectangle; the second bump 220 is far away from the axis of the down lamp, the gap between the corner departing from the light emitting end of the down lamp and the spring 310 is larger than the diameter of the support leg 321, and the support leg 321 moves to one side of the second bump 220 departing from the light emitting end of the down lamp along the inclined plane 221 when the down lamp is installed. As shown in fig. 10, before the installation of the downlight, the support leg 321 is located outside the second protrusion 220, during the installation of the downlight, the cantilever 320 rotates, the support leg 321 climbs along the inclined plane 221 and moves to the top of the second protrusion 220, and at this time, a gap is formed between the support leg 321 and the second protrusion 220, and during the installation of the downlight and after the installation, the support leg 321 does not press the top of the second protrusion 220.

In an embodiment, as shown in fig. 5 and 13, a cross section of the second protrusion 220 in a direction perpendicular to the axial direction of the spring 310 is rectangular, a gap between at least one corner of the second protrusion 220 and the spring 310 is set to be larger than a diameter of the leg 321, a groove 222 adapted to the cantilever 320 is provided on an outer side wall of the second protrusion 220 corresponding to the cantilever 320, and the cantilever 320 is partially received in the groove 222 when rotating. The width of the groove 222 is adapted to the cantilever 320, the groove 222 can not only avoid the cantilever 320, when the cantilever 320 rotates, the support leg 321 cannot slide into the inner side of the second bump 220 due to the rotation of the cantilever 320 around the corner of the outer side wall of the second bump 220 as a fulcrum, and meanwhile, the groove 222 can play a role in guiding, so that the cantilever 320 is prevented from being largely inclined when rotating.

In one embodiment, as shown in fig. 2, 5 and 8, the second end 302 of the cantilever 320 is bent near the leg 321, so that the bent portion is close to the housing 10, and the end of the cantilever 320 far from the spring 310 can be uniformly contacted with the edge of the housing 10. The bent portion of the second end 302 of the cantilever 320 includes a first section 322 and a second section 323 connected with each other, the first section 322 is far away from the leg 321, and the end of the second section 323 far away from the first section 322 is connected with the leg 321. When the second protrusion 220 is provided with the inclined surface 221, the second end 302 abuts against the inclined surface 221 of the second protrusion 220; as shown in fig. 5 and 13, when the second protrusion 220 is provided with the groove 222, the second section 323 is partially received in the groove 222 during the rotation of the cantilever 320.

As shown in fig. 1 and 12, the housing 10 is provided with a face ring 12 near the light-emitting end of the tube light, and the second end 302 of the cantilever 320 is formed with the above-mentioned bent structure, so that the end of the cantilever 320 away from the spring 310 abuts against the edge of the face ring 12. When the cantilever 320 is not provided with the above-mentioned bent structure, one end of the cantilever 320 far away from the spring 310 has a part abutting against the edge of the face ring 12, and a gap exists between the other part and the face ring 12, so that the cantilever 320 and the face ring 12 do not form a uniform contact, and the bent structure can eliminate the non-uniform contact. The cantilever 320 is in even contact with the face ring 12, so that the down lamp is compact and convenient to package, and meanwhile, the overall appearance of the down lamp is more attractive.

The end of the cantilever 320 away from the spring 310 may be sleeved with an elastic sleeve 330, the elastic sleeve 330 may be, but not limited to, a rubber sleeve, and when the downlight is not installed on the fixed surface, the elastic sleeve 330 abuts against the edge of the face ring 12.

In one embodiment, as shown in fig. 1 and 12, the housing 10 is provided with a step 11, the step 11 includes a first step surface 111 and a second step surface 112 connected substantially vertically, the first step surface 111 is far away from the light emitting end of the down lamp, and the mounting seat 20 is provided on the first step surface 111 and has a portion extending to be engaged with the second step surface 112. Since the end of the cantilever 320 away from the spring 310 abuts against the edge of the face ring 12, the cantilever 320 does not contact the outer sidewall of the mount 20; the outer side wall of the mounting seat 20 is perpendicular to the first step surface 111, when the mounting seats 20 are symmetrically arranged on two opposite sides of the shell 10, the shell 10 forms a boss at a light emitting end far away from the down lamp, and the first step surfaces 111 on two sides of the boss are respectively perpendicular to the axis of the down lamp.

As shown in fig. 2 and 4, two reinforcing plates 230 may be disposed on the first step surface 111, wherein one reinforcing plate 230 is connected to the first protrusion 210, and the other reinforcing plate 230 is connected to the second protrusion 220. The reinforcing plate 230, the housing 10 and the mounting seat 20 may be integrally formed, and the end surface of the reinforcing plate 230, which is far away from the first step surface 111, may be flush with the surface of the protrusion blocks at the two sides, which is far away from the light-emitting end of the down lamp, that is, the heights of the reinforcing plate 230, the first protrusion block 210 and the second protrusion block 220 are equal. The two reinforcing plates 230 may be disposed substantially in parallel or at an angle; the thickness of the reinforcing plate 230 may be set to be substantially equal to the thickness of the mounting seat 20, and the connection between the reinforcing plate 230 and the corresponding bump may be a smooth transition.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. A down lamp, its characterized in that: the method comprises the following steps:

a housing (10) provided with a mounting seat (20) having a first projection (210) and a second projection (220) which are opposite;

the spring clip (30), the said spring clip (30) includes the spiral spring of the cylinder (310) and cantilever (320), both form integrally; the both ends of spring (310) fit respectively first lug (210) with on second lug (220), first end (301) of cantilever (320) connect in the one end of spring (310), second end (302) of cantilever (320) are formed with and stretch into stabilizer blade (321) of the spring (310) other end, stabilizer blade (321) are in down lamp is located when installing in the fixed surface second lug (220) deviate from the one side of the light-emitting end of down lamp, and with the clearance has between second lug (220).

2. A downlight according to claim 1, wherein: the section of the second lug (220) in the direction perpendicular to the axial direction of the spring (310) is rectangular, and the gap between the corner of the second lug (220) and the spring (310) is smaller than the diameter of the support leg (321).

3. A downlight according to claim 1, wherein: second lug (220) with the lateral wall of stabilizer blade (321) contact is formed with inclined plane (221), makes second lug (220) is at the perpendicular to the cross-section of the axial direction of spring (310) is the truncated rectangle, second lug (220) are kept away from the axis of down lamp, deviate from the corner of the light-emitting end of down lamp with clearance between spring (310) is greater than the diameter of stabilizer blade (321), stabilizer blade (321) are in follow during the down lamp installation inclined plane (221) remove to second lug (220) deviate from one side of the light-emitting end of down lamp.

4. A downlight according to claim 1, wherein: the section of the second bump (220) in the direction perpendicular to the axial direction of the spring (310) is rectangular, the gap between at least one corner of the second bump (220) and the spring (310) is set to be larger than the diameter of the supporting leg (321), a groove (222) matched with the cantilever (320) is formed in the position, corresponding to the cantilever (320), of the outer side wall of the second bump (220), and the cantilever (320) is partially accommodated in the groove (222) when rotating.

5. A downlight according to claim 1, wherein: when the spring clamp (30) is not installed on the installation base (20), the supporting leg (321) is located on one side, far away from the light emitting end of the down lamp, in the spring (310).

6. A downlight according to claim 1, wherein: the second end of the cantilever (320) is bent near the leg (321) so that the bent portion is adjacent to the housing (10).

7. A downlight according to claim 1, wherein: casing (10) are equipped with step (11), step (11) are including first step face (111) and second step face (112) that roughly perpendicularly is connected, first step face (111) are kept away from the light-emitting end of down lamp, mount pad (20) are located on first step face (111) and have some extend to with second step face (112) joint.

8. A downlight according to claim 7, wherein: two reinforcing plates (230) are arranged on the first step surface (111), wherein one reinforcing plate (230) is connected with the first lug (210), and the other reinforcing plate (230) is connected with the second lug (220).

9. A down lamp according to any one of claims 1 to 8, wherein: the extending direction of the supporting leg (321) is parallel to the axis of the spring (310).

10. A down lamp according to any one of claims 1 to 8, wherein: the mounting seats (20) are arranged in two numbers, the two mounting seats (20) are symmetrically arranged on two opposite sides of the shell (10), and one spring clamp (30) is respectively installed on each mounting seat (20).

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