CN209991323U - a downlight - Google Patents

Abstract

The utility model is suitable for the technical field of lighting, a down lamp is provided, which comprises a down lamp main body, a cross rod connected to the back of the down lamp main body, a first elastic sheet support and a second elastic sheet support which are respectively connected to two opposite ends of the cross rod, a first elastic sheet connected to one end of the first elastic sheet support far away from the cross rod, and a second elastic sheet connected to one end of the second elastic sheet support far away from the cross rod; all seted up the bar through-hole along its length direction on first shell fragment support and the second shell fragment support, the down lamp still includes that one end is worn to establish the first fastener on the bar through-hole after-fixing in the horizontal pole. When adjusting, need not unload first fastener, and only need not become flexible first fastener for first fastener breaks away from with the being connected of horizontal pole, then first shell fragment support of push-and-pull and second shell fragment support for first fastener removes in the bar through-hole, just can adjust to the installation gear that wants, screws up first fastener again and accomplishes the regulation promptly, its convenient operation and simple and practical.

Description

a downlight

technical field

The utility model relates to the technical field of lighting, in particular to a downlight.

Background technique

Downlight is a type of lighting fixture that is embedded in the ceiling. This kind of recessive lamps embedded in the ceiling, all the light is projected downward, which belongs to direct light distribution, and different reflectors, lenses, blinds, and bulbs can be used to obtain different light effects. Downlights do not occupy space and can increase the soft atmosphere of the space. If you want to create a warm feeling, you can try to install multiple downlights to reduce the pressure of the space. Downlights are widely used in shopping malls, hospitals, schools, large supermarkets, office spaces, high-end residences, etc. as key lighting, lighting, beautifying the environment, and adding color to life.

At present, the downlight is usually fixed in the ceiling by the shrapnel on both sides during installation. In order to match the installation cylinders of different sizes, the shrapnel bracket is used to cooperate with the shrapnel. For example, the shrapnel bracket and the shrapnel are connected together by screws to adjust the size. When it is necessary to remove the screws to adjust the shrapnel, the installation is time-consuming and laborious, and the user experience is not good.

Utility model content

The purpose of the present utility model is to provide a downlight, which aims to solve the technical problems of complicated installation and low user experience of the current downlight.

The utility model is realized in this way, a downlight includes a downlight main body, a cross bar connected to the back of the downlight main body, a first elastic sheet bracket and a second elastic sheet bracket respectively connected to opposite ends of the cross bar , a first elastic piece connected to one end of the first elastic piece bracket away from the cross bar, and a second elastic piece connected to an end of the second elastic piece bracket away from the cross bar; the first elastic piece bracket and the first elastic piece support The two shrapnel brackets are provided with strip-shaped through holes along their length directions, and the downlight further includes a first fastener, one end of which is pierced through the strip-shaped through holes and fixed to the cross bar.

In an embodiment of the present invention, the downlight further comprises a first adjusting member and a second adjusting member respectively connected to opposite sides of the cross bar, the first adjusting member is used for connecting with the first adjusting member An elastic piece bracket is used to clamp the first elastic piece bracket between it and the cross bar, and the second adjusting member is used to cooperate with the second elastic piece bracket to clamp the second elastic piece bracket between it and the crossbar.

In an embodiment of the present invention, a side of the first elastic sheet bracket close to the first adjusting member is spaced apart along its length direction with a plurality of first notches, and one end of the first adjusting member is connected to the The cross bar is connected, and the other end is extended towards the direction of the first elastic piece bracket with a first adjustment boss, and the first adjustment boss and the first gap cooperate with each other; the second elastic piece bracket is close to the first elastic piece bracket. A plurality of second notches are spaced apart from one side of the two adjusting members along the length direction thereof, one end of the second adjusting member is connected to the cross bar, and the other end of the second adjusting member extends in the direction of the second elastic sheet bracket with a second An adjustment boss, the second adjustment boss and the second notch cooperate with each other.

In an embodiment of the present invention, the first adjustment boss is formed by bending an end of the first adjustment member, and the second adjustment boss is formed by bending an end of the second adjustment member form.

In an embodiment of the present invention, opposite sides of the crossbar are respectively provided with a first protrusion and a second protrusion extending outward, and the first protrusion and the second protrusion are respectively located on the At both ends of the crossbar, one end of the first adjusting member is connected to the first protrusion, and one end of the second adjusting member is connected to the second protrusion.

In an embodiment of the present invention, two sides of one end of the first adjusting member connected to the first protrusion are provided with first positioning edges extending in the direction of the first protrusion, and the second Second positioning edges are provided on both sides of one end of the adjusting member connected to the second protrusion toward the direction of the second protrusion.

In an embodiment of the present invention, opposite sides of the crossbar are respectively provided with a third gap for avoiding the first adjustment member, and a fourth gap for avoiding the second adjustment member, so The first protrusion is located in the third gap, and the second protrusion is located in the fourth gap.

In an embodiment of the present invention, the first adjusting member is fixed on the first protrusion by a second fastener, and the second adjusting member is fixed on the second protrusion by a third fastener bulge on.

In an embodiment of the present invention, the cross bar is provided with a chute along its length direction, and the first elastic sheet support and the second elastic sheet support are both connected in the chute.

In an embodiment of the present invention, the downlight main body includes a face ring, and a heat sink, a light source assembly, a reflector and a light-transmitting cover sequentially arranged in the face ring, and the cross bar is connected to the The face ring is on the end face of one end away from the light-transmitting cover.

A downlight implementing the present utility model has the following beneficial effects: the crossbar is connected to the back of the main body of the downlight, and the opposite ends of the crossbar are respectively connected to the first elastic piece bracket and the second elastic piece bracket, and the first elastic piece is connected to the first elastic piece. The bracket and the second elastic piece bracket are respectively connected with the first elastic piece and the second elastic piece, the first elastic piece bracket and the second elastic piece bracket are both provided with a strip-shaped through hole along the length direction, and one end of the first fastener is penetrated with a strip-shaped through hole. The through hole is then fixed on the crossbar, thereby realizing the connection between the first elastic piece bracket and the second elastic piece bracket and the crossbar. When the distance between the first elastic piece and the second elastic piece needs to be adjusted to match the installation cylinders of different sizes, There is no need to remove the first fastener, but just loosen the first fastener to make the first fastener disconnect from the crossbar, and then push and pull the first and second elastic brackets to make the first When the fastener moves in the bar-shaped through hole, it can be adjusted to a desired installation position, and then the adjustment is completed by tightening the first fastener, and the operation is convenient, simple and practical.

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present invention more clearly, the following briefly introduces the accompanying drawings used in the embodiments. Obviously, the drawings in the following description are only some embodiments of the present invention. , for those of ordinary skill in the art, other drawings can also be obtained based on these drawings without any creative effort.

1 is a schematic three-dimensional structure diagram of a downlight provided by an embodiment of the present invention;

Fig. 2 is the partial exploded schematic diagram of the downlight provided by the embodiment of the present invention;

3 is a schematic three-dimensional structural diagram of the first elastic piece bracket and the first elastic piece of the downlight provided by the embodiment of the present invention;

4 is a schematic three-dimensional structural diagram of a second elastic piece bracket and a second elastic piece of a downlight provided by an embodiment of the present invention;

5 is a schematic three-dimensional structural diagram of a first adjusting member and a second fastener of a downlight provided by an embodiment of the present invention;

6 is a schematic three-dimensional structural diagram of the second adjusting member and the third fastener of the downlight provided by the embodiment of the present invention;

7 is a schematic three-dimensional structural diagram of a cross bar of a downlight provided by an embodiment of the present invention;

FIG. 8 is a schematic three-dimensional structural diagram of a lamp cap assembly of a downlight provided by an embodiment of the present invention.

The details of the symbols involved in the above drawings are as follows:

10-downlight main body; 20-crossbar; 21-first protrusion; 22-second protrusion; 23-third gap; 24-fourth gap; 25-chute; 30-first elastic bracket; 31 -strip through hole; 32-first notch; 40-second spring bracket; 41-second gap; 50-first spring; 60-second spring; 70-first fastener; 80-first adjustment 81-first adjustment boss; 82-first positioning edge; 90-second adjustment piece; 91-second adjustment boss; 92-second positioning edge; 100-lamp assembly; 101-second fastening 102-third fastener; 103-lamp base; 104-connecting wire.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present utility model more clearly understood, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, and are not used to limit the present invention.

It should be noted that when a component is referred to as being "fixed to" or "disposed on" another component, it can be directly or indirectly located on the other component. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element. Terms "top", "bottom", "left", "right", "front", "back", "vertical", "horizontal", "top", "bottom", "inside", "outer", etc. The indicated orientation or position is based on the orientation or position shown in the drawings, which is only for the convenience of description, and should not be construed as a limitation on the technical solution. The terms "first" and "second" are only used for the purpose of description, and should not be understood as indicating or implying relative importance or implying indicating the number of technical features. "Plurality" means two or more, unless expressly specifically limited otherwise.

In order to illustrate the technical solutions of the present invention, the following detailed description is given in conjunction with the specific drawings and embodiments.

Please refer to FIG. 1 to FIG. 4 together, an embodiment of the present invention provides a downlight, which includes a downlight main body 10, a cross bar 20, a first elastic sheet support 30, a second elastic sheet support 40, a first elastic sheet 50, The second elastic piece 60 and the first fastener 70 . Among them, for the convenience of description, the end face of the downlight main body 10 at one end with the light emitting surface is taken as the front, and the end face away from the light outgoing surface is taken as the back, and the cross bar 20 is connected to the back of the downlight main body 10; the cross bar 20 is roughly in the shape of The first elastic piece bracket 30 and the second elastic piece bracket 40 are respectively connected to opposite ends of the cross bar 20; the first elastic piece 50 is connected to the end of the first elastic piece bracket 30 away from the cross bar 20; the second elastic piece 60 is connected At the end of the second elastic piece bracket 40 away from the cross bar 20; both the first elastic piece bracket 30 and the second elastic piece bracket 40 can move relative to the cross bar 20 along the length direction of the cross bar 20 to adjust the first elastic piece 50 and the second elastic piece 60 The distance between the first shrapnel 50 and the second shrapnel 60 can be adjusted to match the size of the installation cylinders of different sizes, so that one lamp can match the installation cylinders of different types and improve the applicability of the product. , to reduce the backlog of product inventory.

In this embodiment, the first fastener 70 is used to fix the first elastic piece bracket 30 and the second elastic piece bracket 40 to the cross bar 20 . Specifically, both the first elastic sheet support 30 and the second elastic sheet support 40 are provided with strip-shaped through holes 31 along the length direction thereof, and one end of the first fastener 70 passes through the first elastic sheet support 30 or the second elastic sheet support 40 The strip-shaped through holes 31 are then fixed on the cross bar 20.

In a specific application, a through hole is formed on the cross bar 20 , and one end of the first fastener 70 is penetrated through the bar-shaped through hole 31 and then fixed in the corresponding through hole. Wherein, the first fastener 70 includes, but is not limited to, a screw. The screw includes a head and a rod portion connected to the head. The rod portion passes through the bar-shaped through hole 31 and is fixed in the through hole on the cross bar 20. At this time, the lower end surface of the head of the screw abuts the upper end surface of the first elastic piece bracket 30 or the second elastic piece bracket 40 , thereby realizing the fixed connection between the first elastic piece bracket 30 and the second elastic piece bracket 40 and the cross bar 20 .

In addition, the first elastic piece bracket 30 and the first elastic piece 50 are vertically fixedly connected, for example, the first elastic piece bracket 30 and the first elastic piece 50 are connected by screws, or the first elastic piece bracket 30 and the first elastic piece 50 are integrally formed, etc.; the second elastic piece bracket 40 and the second elastic piece 60 are vertically and fixedly connected, for example, the second elastic piece bracket 40 and the second elastic piece 60 are connected by screws, or the second elastic piece bracket 40 and the second elastic piece 60 are integrally formed.

In this embodiment, the structures of the first elastic pieces 50 and the second elastic pieces 60 may be the same or different. When the structures of the first elastic pieces 50 and the second elastic pieces 60 are the same, the first elastic pieces 50 and the second elastic pieces 60 are symmetrically arranged . The first elastic piece 50 and the second elastic piece 60 may adopt the commonly used elastic pieces at present, and the specific structure thereof is not limited herein.

In the downlight of the embodiment of the present invention, the crossbar 20 is connected to the back of the downlight main body 10 , and the opposite ends of the crossbar 20 are respectively connected to the first elastic sheet support 30 and the second elastic sheet support 40 . The second elastic sheet support 40 is connected with the first elastic sheet 50 and the second elastic sheet 60 respectively. The first elastic sheet support 30 and the second elastic sheet support 40 are both provided with strip-shaped through holes 31 along the length direction. One end is pierced with a bar-shaped through hole 31 and then fixed on the crossbar 20, thereby realizing the connection between the first elastic sheet bracket 30 and the second elastic sheet support 40 and the crossbar 20. When it is necessary to adjust the relationship between the first elastic sheet 50 and the second elastic sheet 60 When the distance between them is to match the installation cylinders of different sizes, it is not necessary to remove the first fastener 70, but only to loosen the first fastener 70, so that the first fastener 70 is disconnected from the connection with the cross bar 20 , and then push and pull the first elastic piece bracket 30 and the second elastic piece bracket 40, so that the first fastener 70 moves in the strip through hole 31, and can be adjusted to the desired installation position, and then tighten the first fastener 70 That is, the adjustment is completed, and the operation is convenient, simple and practical.

Please refer to FIG. 5 and FIG. 6 , in an embodiment of the present invention, in order to prevent the first elastic sheet support 30 and the second elastic sheet support 40 from moving in the vertical direction during the adjustment process, such as upturning, the cylinder of the embodiment The lamp also includes a first adjustment member 80 and a second adjustment member 90 . Wherein, the first adjusting member 80 and the second adjusting member 90 are respectively connected to opposite sides of the cross bar 20 along the length direction, and the first adjusting member 80 is used to cooperate with the first elastic sheet support 30 to adjust the first elastic sheet support 30 Being clamped between the first adjusting member 80 and the cross bar 20, the positioning of the first elastic sheet bracket 30 in the vertical direction is realized, thereby preventing the first elastic sheet bracket 30 from being upturned during the adjustment process; the second adjusting member 90 is used to cooperate with the second elastic piece bracket 40, so that the second elastic piece bracket 40 is clamped between the second adjusting member 90 and the cross bar 20, that is, the positioning of the second elastic piece bracket 40 in the vertical direction is realized, thereby preventing the adjustment of the second elastic piece bracket 40. During the process, the second elastic sheet support 40 is upturned.

In this embodiment, the first adjusting member 80 and the second adjusting member 90 are respectively disposed on opposite sides of the crossbar 20 to facilitate the adjustment of the first elastic piece 50 and the second elastic piece 60 . It can be understood that, in other embodiments of the present invention, the first adjusting member 80 and the second adjusting member 90 may also be connected to the same side of the cross bar 20 .

In an embodiment of the present invention, in order to realize the mutual cooperation between the first adjusting member 80 and the first elastic sheet support 30, a plurality of openings are provided at intervals along the length direction of the first elastic sheet support 30 near the first adjusting member 80. Correspondingly, one end of the first adjusting member 80 is fixedly connected to the cross bar 20 , and the other end of the first adjusting member 80 is provided with a first adjusting boss 81 extending toward the direction of the first elastic sheet bracket 30 . The first adjusting boss 81 cooperates with the first notches 32 . When the first adjusting boss 81 slides in the plurality of first notches 32 , the position of the first elastic sheet bracket 30 relative to the cross bar 20 along the length direction can be adjusted.

Similarly, in order to realize the mutual cooperation between the second adjusting member 90 and the second elastic sheet support 40, a plurality of second notches 41 are spaced apart along the length direction of the second elastic sheet support 40 near the second adjusting member 90, corresponding to Ground, one end of the second adjusting member 90 is fixedly connected with the cross bar 20, and the other end of the second adjusting member 90 is provided with a second adjusting boss 91 extending toward the direction of the second elastic sheet bracket 40, and the second adjusting boss 91 is connected with The second notches 41 cooperate with each other, and when the second adjusting bosses 91 slide in the plurality of second notches 41 , the position of the second elastic sheet bracket 40 relative to the cross bar 20 along the length direction can be adjusted.

In a specific application, four first notches 32 are formed on the first elastic sheet support 30 , and four second notches 41 are formed on the second elastic sheet support 40 , and both the first notches 32 and the second notches 41 are square. , the first adjustment boss 81 cooperates with the first gap 32 to realize the adjustment of four gears, and the second adjustment boss 91 cooperates with the second gap 41 to realize the adjustment of the four gears.

In an embodiment of the present invention, the first adjusting boss 81 is formed by bending the end of the first adjusting member 80, and the second adjusting boss 91 is formed by bending the end of the second adjusting member 90, so as to facilitate Simplify the structure and save costs. In a specific application, both the first adjustment boss 81 and the second adjustment boss 91 are substantially V-shaped, the first adjustment boss 81 is formed by stamping the first adjustment member 80 , and the second adjustment boss 91 is formed by the second adjustment Piece 90 is stamped and formed. It can be understood that, in other embodiments of the present invention, the first adjusting boss 81 and the second adjusting boss 91 can also be correspondingly disposed on the first adjusting member 80 and the second adjusting member 90 in other ways, such as Welding, gluing, etc.

Referring to FIG. 7 , in an embodiment of the present invention, opposite sides of the crossbar 20 are respectively provided with a first protrusion 21 and a second protrusion 22 extending outward, and the first protrusion 21 and the second protrusion The lifts 22 are respectively located at both ends of the crossbar 20 , wherein the first protrusion 21 is located at one end of the crossbar 20 close to the first elastic sheet support 30 , and the second protrusion 22 is located at one end of the crossbar 20 close to the second elastic sheet support 40 . One end of the first adjustment member 80 away from the first adjustment boss 81 is fixedly connected to the first protrusion 21 , and one end of the second adjustment member 90 away from the second adjustment boss 91 is fixedly connected to the second protrusion 22 .

In a specific application, the first adjusting member 80 is fixed on the first protrusion 21 by the second fastener 101. At this time, through holes are respectively opened in the corresponding positions of the first adjusting member 80 and the first protrusion 21, One end of the second fastener 101 passes through the through hole of the first adjustment member 80 and is fixed in the through hole of the first protrusion 21 , thereby realizing the fixed connection between the first adjustment member 80 and the first protrusion 21 . The second adjustment member 90 is fixed on the second protrusion 22 by the third fastener 102. At this time, through holes are respectively opened at the corresponding positions of the second adjustment member 90 and the second protrusion 22, and the third fastener One end of the 102 passes through the through hole of the second adjustment member 90 and is fixed in the through hole of the second protrusion 22 , thereby realizing the fixed connection between the second adjustment member 90 and the second protrusion 22 . Wherein, both the second fastener 101 and the third fastener 102 include but are not limited to using screws.

In an embodiment of the present invention, in order to prevent the rotation of the first adjustment member 80 and the second adjustment member 90 during the adjustment process, two sides of the end of the first adjustment member 80 connected to the first protrusion 21 face the A first positioning edge 82 is extended in the direction of the first protrusion 21. Specifically, a first positioning edge 82 is provided on the adjacent two sides of the first adjusting member 80, and the inner side surface of the first positioning edge 82 is in contact with the The outer surface of the first protrusion 21 further realizes the positioning of the first adjusting member 80; similarly, the two sides of the end where the second adjusting member 90 is connected with the second protrusion 22 extend toward the direction of the second protrusion 22 A second positioning edge 92 is provided, specifically, a second positioning edge 92 is provided on the adjacent two sides of the second adjusting member 90 , and the inner side surface of the second positioning edge 92 abuts against the outer side surface of the second protrusion 22 to achieve the positioning of the second adjusting member 90 . In this embodiment, by setting the first positioning edge 82 and the second positioning edge 92 , the first adjusting member 80 and the second adjusting member 90 do not change during the sliding process of the first elastic sheet support 30 and the second elastic sheet support 40 . There will be skew and lead to poor adjustment.

Please refer to FIG. 7 , in an embodiment of the present invention, in order to facilitate the installation of the first adjusting member 80 and the second adjusting member 90, so as to make the overall structure of the downlight more compact, openings are provided on opposite sides of the cross bar 20 respectively. There are third notch 23 and fourth notch 24 . Wherein, the third gap 23 is used to avoid the first adjusting member 80, the fourth gap 24 is used to avoid the second adjusting member 90, the first protrusion 21 is located in the third gap 23, and the second protrusion 22 is located in the fourth inside the gap 24.

Referring to FIG. 7 , in an embodiment of the present invention, in order to facilitate sliding the first elastic sheet support 30 and the second elastic sheet support 40 , the crossbar 20 is provided with a chute 25 along its length direction, the first elastic sheet support 30 and the The second elastic sheet brackets 40 are all connected in the chute 25 . In this embodiment, the sliding grooves 25 are provided to provide guidance for the sliding of the first elastic piece support 30 and the second elastic piece support 40, thereby improving the adjustment efficiency. Specifically, both ends of the chute 25 are open, and the first elastic sheet support 30 and the second elastic sheet support 40 are respectively installed into the crossbar 20 from the openings at both ends.

In one embodiment of the present invention, the main body 10 of the downlight includes a face ring, a heat sink, a light source assembly, a reflector and a transparent cover, wherein the heat sink, the light source assembly, the reflector and the transparent cover are sequentially arranged on the face ring Inside, the above-mentioned transverse rod 20 is connected to the end face of the end of the face ring away from the light-transmitting cover.

Referring to FIG. 8 , in an embodiment of the present invention, the downlight further includes a lamp holder assembly 100 , and the downlight is connected to the commercial power through the lamp holder assembly 100 . The lamp cap assembly 100 includes a lamp cap 103 and a connecting wire 104 connected to the lamp cap 103 . The lamp cap 103 is used to connect to an external power source, and the lamp cap 103 is electrically connected to the above-mentioned light source assembly through the connecting wire 104 . Specifically, one end of the connecting wire 104 is electrically connected to the lamp holder 103 , and the other end is electrically connected to the light source assembly after passing through the surface ring.

The above are only optional embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention shall be included in the present invention. within the scope of protection of the utility model.

Claims (10)

1. A downlight, characterized in that it comprises a downlight main body, a crossbar connected to the back of the downlight main body, a first elastic sheet bracket and a second elastic sheet support respectively connected to opposite ends of the crossbar, connecting a first elastic piece at the end of the first elastic piece bracket away from the cross bar, and a second elastic piece connected to the end of the second elastic piece bracket away from the cross bar; the first elastic piece bracket and the second elastic piece The brackets are provided with strip-shaped through-holes along the length direction thereof, and the downlight further includes a first fastener, one end of which is penetrated through the strip-shaped through-hole and fixed to the crossbar. 2 . The downlight according to claim 1 , wherein the downlight further comprises a first adjusting member and a second adjusting member respectively connected to opposite sides of the cross bar, the first adjusting member is used for cooperating with the first elastic sheet support to clamp the first elastic sheet support between it and the cross bar, and the second adjusting member is used for cooperating with the second elastic sheet support to clamp the first elastic sheet support The second elastic sheet bracket is clamped between it and the cross bar. 3 . The downlight according to claim 2 , wherein a plurality of first notches are spaced apart along the length direction of the side of the first elastic sheet bracket close to the first adjustment member, and the first adjustment One end of the piece is connected with the cross bar, and the other end is extended with a first adjusting boss toward the direction of the first elastic piece bracket, and the first adjusting boss cooperates with the first notch; the second A plurality of second notches are spaced apart along the length direction of one side of the elastic sheet bracket close to the second adjusting member, one end of the second adjusting member is connected with the cross bar, and the other end faces the second elastic sheet support. A second adjusting boss is arranged extending in the direction, and the second adjusting boss and the second notch cooperate with each other. 4 . The downlight of claim 3 , wherein the first adjusting boss is formed by bending an end of the first adjusting member, and the second adjusting boss is formed by the second adjusting member. 5 . The ends of the pieces are bent to form. 5 . The downlight according to claim 3 , wherein the opposite sides of the cross bar are respectively provided with a first protrusion and a second protrusion extending outward, and the first protrusion and the second protrusion The protrusions are respectively located at both ends of the horizontal bar, one end of the first adjusting member is connected to the first protrusion, and one end of the second adjusting member is connected to the second protrusion. 6 . The downlight according to claim 5 , wherein the two sides of one end of the first adjusting member connected to the first protrusion are provided with a first positioning extending toward the direction of the first protrusion. 7 . A second positioning edge is provided on both sides of one end of the second adjusting member connected to the second protrusion toward the direction of the second protrusion. 7 . The downlight of claim 5 , wherein the opposite sides of the crossbar are respectively provided with third notches for avoiding the first adjustment member, and third gaps for avoiding the second adjustment member. 8 . The fourth notch, the first protrusion is located in the third notch, and the second protrusion is located in the fourth notch. 8. The downlight of claim 5, wherein the first adjusting member is fixed on the first protrusion by a second fastener, and the second adjusting member is fixed by a third fastener fixed on the second protrusion. 9. The downlight according to any one of claims 1 to 8, wherein a chute is provided along the length of the cross bar, and the first and second elastic brackets are connected to the inside the chute. 10. The downlight according to any one of claims 1 to 8, wherein the main body of the downlight comprises a face ring, and a heat sink, a light source assembly, a reflector and a transparent radiator sequentially arranged in the face ring. A light cover, the cross bar is connected to the end surface of the end of the face ring away from the light-transmitting cover.

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