Engineering down lamp capable of adapting to different spaces

Abstract

The invention relates to an engineering down lamp capable of adapting to different spaces, which comprises a down lamp body and a suspension plate, the down lamp body is detachably mounted in a down lamp mounting hole in a downward lighting manner, two ends of the suspension plate are provided with mounting plates with bolt holes at two ends and telescopic rods extending along the horizontal direction, the mounting plates are perpendicular to the telescopic rods, and the mounting plates are provided with bolt holes at two ends. The telescopic rod comprises a first rod body and a second rod body, a sliding groove extending in the extending direction of the second rod body is formed in the surface of one side of the second rod body, and the first rod body is arranged in the sliding groove in a penetrating mode; one mounting plate is connected to one end of the first rod body, the other mounting plate is connected to one end of the second rod body, a junction box and a dust cover of a heat dissipation structure covering the down lamp body are arranged on the hanging plate, and the junction box is used for being connected with a power line so as to provide power for the down lamp body. The dustproof down lamp has the advantages of being capable of adapting to installation in spaces of different sizes and good in dustproof effect, and the problem that an existing down lamp cannot meet installation in different installation spaces is solved.

Description

Technical Field

[0001] The invention relates to the technical field of lighting, and in particular to an installation and fixing structure of a downlight. Background Art

[0002] Downlight is a commonly used lighting device, which is installed in the area where lighting is needed. Downlights are mostly installed in a cantilevered manner with one side fixed, but there is no installation structure that can meet the needs of a narrow space with both ends fixed. Summary of the invention

[0003] The present invention provides an engineering downlight that can adapt to different spaces, thereby solving the problem that the existing downlights cannot meet the installation requirements of different installation spaces.

[0004] The above technical problems are solved by the following technical solutions: an engineering downlight that can adapt to different spaces, comprising a downlight body and a hanging plate with a downlight mounting hole, the downlight body can be detachably mounted in the downlight mounting hole in a downward-lighting manner, telescopic rods extending in the horizontal direction are arranged at both ends of the hanging plate, mounting plates with bolt holes are arranged at both ends of the telescopic rod, the mounting plates are perpendicular to the telescopic rod, the telescopic rod comprises a first rod body and a second rod body, a slide groove extending in the extension direction of the second rod body is arranged on one side surface of the second rod body, the first rod body is inserted in the slide groove; two mounting plates, one mounting plate is connected to one end of the first rod body, and the other mounting plate is connected to one end of the second rod body, the hanging plate is provided with a junction box and a box body connected to the downlight body, the box body is a heat dissipation structure, and the junction box is used to connect a power line to provide electricity to the downlight body. When in use, the installation of the present invention is realized by nailing a nail through the bolt hole and then nailing it on the vertical wall according to the downlight position. It can adapt to the installation of spaces of different sizes and is reliable. The downlight body is not easy to accumulate dust and can maintain good heat dissipation.

[0005] Preferably, the downlight body is provided with an annular decorative panel that covers the downlight mounting hole, a plurality of hanging blocks provided with hanging steps and distributed along the circumference of the annular decorative panel are provided on the rear surface of the annular decorative panel, a plurality of hanging holes distributed along the circumference of the downlight mounting hole are provided on the hanging plate, the hanging holes are provided with widening sections through which hanging blocks can pass, the hanging blocks are passed through the hanging holes one by one, and the hanging blocks are hooked on the upper surface of the hanging plate through the hanging steps and are hung in the hanging holes. When in use, the downlight body is passed from bottom to top through the downlight mounting hole until the hanging steps are located above the annular decorative panel in a manner that aligns the hanging blocks with the widening sections, and then the downlight body is rotated until the hanging blocks are located in the hanging hole, so that the downlight body moves downward so as to be hung on the upper surface of the annular decorative panel through the hanging steps, thereby realizing the connection between the downlight body and the annular decorative panel.

[0006] Preferably, the hanging block comprises a base section integrally formed with the annular decorative panel and a terminal section detachably connected to the base section, a base section threaded hole is provided on the upper end surface of the base section, a terminal section threaded head is provided at the lower end of the terminal section, the terminal section threaded head is threadedly connected in the base section threaded hole, and the hanging step is formed between the terminal section and the base section. The downlight body can be leveled by rotating the terminal section to a certain depth of being screwed into the base section.

[0007] Preferably, a plurality of vertical convex strips for increasing resistance are arranged on the peripheral surface of the end section and distributed along the circumference of the end section, so that the end section is not easy to slip when rotating.

[0008] Preferably, the downlight body includes a locking structure, a lower reflector, and an LED lamp hinged to the rear end of the lower reflector through a horizontal hinge axis. The LED lamp includes an LED light source board, a radiator for dissipating heat for the LED light source board, and an upper reflector connected to the lower end of the heat dissipation and sleeved on the LED light source board. The upper reflector is docked at the rear end of the lower reflector. The upper end of the lower reflector is provided with a relief notch to prevent the lower reflector from interfering with the reflector portion of the LED lamp rotating around the horizontal hinge axis. During the rotation of the LED lamp, the light emitted by the LED lamp is all illuminated in the lower reflector. The locking structure is used to maintain the LED lamp at the set angle when it is rotated to the set angle. When in use, the LED lamp is rotated around the horizontal hinge axis to change the lighting direction. In the existing downlight, the entire downlight needs to be tilted when the lighting direction is changed. The present technical solution can ensure that the lighting direction can be adjusted while the exposed end of the downlight for decoration remains unchanged.

[0009] Preferably, it further comprises a sunshade, wherein the lower reflector is connected to the lower end of the sunshade, the upper reflector is inserted into the upper end of the sunshade, the lower end of the radiator is connected with a connecting ear, the connecting ear is rotatably connected with the sunshade through the horizontal hinge shaft, and the upper end of the sunshade is provided with a sunshade avoidance notch to prevent the sunshade from interfering with the rotation of the LED lamp around the horizontal hinge shaft. This can more reliably prevent light leakage.

[0010] Preferably, the lower end of the radiator is connected to a heat dissipation groove sleeved on the side of the light shield away from the light shield portion avoidance gap, and the connecting ear is connected to the radiator through the heat dissipation groove, which can improve the heat dissipation effect.

[0011] Preferably, the locking structure comprises a braking surface arranged on the connecting ear, a braking bolt threadedly connected to the light shield and used to press against the braking surface for braking, and a torsion spring driving the connecting ear to rotate in the direction of the pressing bolt. When the angle needs to be adjusted, the braking bolt is loosened and the LED lamp is rotated to the required position. Then the braking bolt is rotated to press against the braking surface for braking, and the braking is maintained under the action of the torsion spring.

[0012] Preferably, the lower end of the sunshade is provided with a plurality of hanging holes, and the outer surface of the lower reflector is provided with a plurality of hanging hooks, and the hanging hooks are correspondingly engaged with the hanging holes to hang the lower reflector in the sunshade, so that it is convenient to connect the lower reflector and the sunshade.

[0013] Preferably, the downlight body further comprises a supporting outer sleeve, the lower reflector can be rotatably connected in the supporting outer sleeve, and the supporting outer sleeve is connected to the suspension plate, so that the lighting direction can be adjusted 360 degrees.

[0014] Preferably, the downlight body is provided with an annular decorative panel covering the downlight mounting hole, the upper surface of the annular decorative panel is provided with a limiting sleeve, the annular decorative panel extends into the limiting sleeve to form a hanging flange, the outer surface of the supporting sleeve is provided with a stop block, the upper surface of the hanging flange is provided with a stop notch, the stop block is inserted into the stop notch and is suspended on the hanging flange.

[0015] Preferably, a plurality of reinforcing strips distributed along the circumference of the suspension flange are provided on the upper surface of the suspension flange, the reinforcing strips extend along the circumference of the suspension flange, the anti-rotation notches are formed between adjacent reinforcing strips, the reinforcing strips are connected with the limiting sleeve, and the limiting sleeve, the annular decorative panel and the reinforcing strips are integrally formed together, so as to have good structural strength.

[0016] Preferably, a plurality of reinforcing blocks are arranged on the upper surface of the reinforcing strip, the reinforcing blocks are connected with the limiting sleeve, and the reinforcing blocks, the reinforcing strip and the limiting sleeve are integrally formed together, so as to have good structural strength.

[0017] Preferably, between the two reinforcing strip ends at both ends of the anti-rotation notch, one reinforcing strip end is flush with the same reinforcing block, and the other reinforcing strip end is provided with a guiding slope facing the anti-rotation notch defect, so that it is convenient to assemble the support sleeve into the limit sleeve to the set position.

[0018] Preferably, the second rod body is a sheet structure, the thickness direction of the second rod body is horizontal, the upper and lower edges of the second rod body are bent in a direction away from the suspension plate to form two slide grooves, and the upper and lower edges of the first rod body are respectively inserted into the two slide grooves. A specific technical solution for telescopic connection of a telescopic rod is provided. The first and second rod bodies are thin and not easy to bend.

[0019] Preferably, the first rod body is a sheet-like structure, and the middle portion of the first rod body in the vertical direction is a curved wall structure that arches away from the second rod body, so as to improve the structural strength.

[0020] Preferably, the mounting plate is provided with a mounting plate portion folded edge bent away from the telescopic rod, and the mounting plate portion folded edge is provided with a bolt installation notch, so that the present invention can be installed on an object through the mounting plate portion folded edge support, so that it can better adapt to different installation environments.

[0021] Preferably, the folded edge is perpendicular to the mounting plate.

[0022] Preferably, a concave pit is provided on the surface of the mounting plate on one side away from the telescopic rod, and the bolt hole is provided on the bottom wall of the concave pit, so as to improve the convenience of installing the bolt through the bolt hole.

[0023] Preferably, the bottom wall of the pit protrudes from the surface of the mounting plate on the telescopic rod side, which can improve the structural strength.

[0024] Preferably, it further comprises a clamping piece, the hanging plate is provided with a hanging plate portion folding edge with a threaded hole, the clamping bolt passes through the clamping piece and is threadedly connected in the threaded hole, the clamping piece cooperates with the hanging plate portion folding edge to clamp the telescopic rod and fix the telescopic rod and the hanging plate together. When in use, after adjusting the position of the hanging plate to the required position, the clamping bolt is locked, so that the hanging plate and the telescopic rod are fixed together, so that the position of the hanging plate is adjustable.

[0025] Preferably, a hanging hook is provided at one end of the clamping plate in the up-down direction, and a latch is provided at the other end, a hanging hole is provided on the hanging plate, a latch through hole is provided on the folded edge of the hanging plate, the hanging hook is hooked in the hanging hole, and the latch is passed through the latch through hole, so as to improve the reliability of fixation.

[0026] Preferably, the folded edge of the hanging plate is located above the hanging plate. The load capacity is good.

[0027] The present invention has the following beneficial effects: it can adapt to the installation in spaces of different horizontal sizes; the two ends are fixed during installation, and the connection is reliable; the dustproof effect is good; the lighting direction is adjustable in multiple dimensions; when the lighting direction is adjusted, the front end of the lamp does not move, and the appearance position can be maintained unchanged. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention; Figure 2 It is a partial three-dimensional schematic diagram of the present invention; Figure 3 for Figure 2 A local enlarged schematic diagram of point A; Figure 4 for Figure 3 A local enlarged schematic diagram of point B; Figure 5This is a schematic diagram of the present invention after the box is removed; Figure 6 for Figure 5 A local enlarged schematic diagram of point C; Figure 7 It is a three-dimensional structural schematic diagram of the downlight body; Figure 8 for Figure 7 A local enlarged schematic diagram of D; Fig. 9 Schematic diagram of the downlight after removing the ring decorative panel; Fig.10 is a schematic diagram of an LED lamp; Fig.11 It is a schematic diagram of the annular decorative panel and the supporting jacket; Fig.12 for Fig.11 A local enlarged schematic diagram of point E; Fig.13 Schematic diagram of the annular decorative mask.

[0029] In the figure: hanging plate 1, telescopic rod 2, bolt hole 3, mounting plate 4, mounting plate fold 5, bolt mounting notch 6, bottom wall of the pit 7, first rod body 8, second rod body 9, slide groove 10, middle part of the first rod body in the up and down direction 11, clamping piece 12, hanging plate fold 13, clamping bolt 14, hanging hook 15, latch 16, hanging hole 17, nail 18, downlight body 21, downlight mounting hole 22, junction box 23, box body 24, annular decorative panel 25, hanging block 27, hanging hole 28, widening section 29, base section 30, end section 31, base section thread Hole 32, resistance-increasing vertical convex strip 33, supporting sleeve 34, lower reflector 35, sunshade 36, radiator 37, upper reflector 38, light-transmitting panel 39, limiting sleeve 40, suspension flange 41, anti-rotation block 58, anti-rotation notch 42, reinforcement strip 43, reinforcement block 44, a reinforcement strip end 45, guide slope 46, horizontal hinge shaft 47, reflector avoidance notch 48, heat dissipation groove 49, connecting ear 50, sunshade avoidance notch 51, braking surface 52, braking bolt 53, torsion spring 54, suspension clamp hole 55, suspension hook 56, locking structure 57. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0031] See also Figures 1 to 13, an engineering downlight that can adapt to different spaces, including a downlight body 21 and a hanging plate 1 with a downlight mounting hole 22. The downlight body is detachably mounted in the downlight mounting hole in a downward-facing manner. The hanging plate is provided with a junction box 23 and a box body 24 connected to the downlight body, the box body is a heat dissipation structure, and the junction box is used to connect a power line to provide electricity to the downlight body.

[0032] A telescopic rod 2 extending in the horizontal direction is provided at both ends of the hanging plate. A mounting plate 4 with a bolt hole 3 is provided at both ends of the telescopic rod, and the mounting plate is perpendicular to the telescopic rod. The mounting plate is provided with a mounting plate portion folding edge 5 bent in a direction away from the telescopic rod, and the mounting plate portion folding edge is provided with a bolt installation notch 6. The folding edge is perpendicular to the mounting plate. A pit is provided on the surface of the mounting plate on the side away from the telescopic rod, and the bolt hole is provided on the bottom wall 7 of the pit. The bottom wall of the pit protrudes from the surface of the mounting plate on the telescopic rod side. The telescopic rod includes a first rod body 8 and a second rod body 9. A slide groove 10 extending in the extension direction of the second rod body is provided on the surface of one side of the second rod body, and the first rod body is penetrated in the slide groove; two mounting plates, one mounting plate is connected to one end of the first rod body, and the other mounting plate is connected to one end of the second rod body. When in use, the downlight is connected to the hanging plate, and is fixed to the vertical wall of the part where the downlight is installed after passing through the bolt hole by a nail 18 or a bolt, so as to realize the installation of the downlight. The setting of the telescopic rod enables the present invention to be used for installation in spaces of different widths.

[0033] The second rod body is a sheet-like structure, the thickness direction of the second rod body is horizontal, and the upper and lower edges of the second rod body are bent in a direction away from the suspension plate to form the two slide grooves. The upper and lower edges of the first rod body are respectively inserted into the two slide grooves. The first rod body is a sheet-like structure, and the middle part 11 of the first rod body in the upper and lower directions is a curved wall structure that arches in a direction away from the second rod body. It also includes a clamping sheet 12, and the suspension plate is provided with a suspension plate portion folding edge 13 with a threaded hole, and the clamping bolt 14 passes through the clamping sheet and is threadedly connected in the threaded hole. The clamping sheet cooperates with the suspension plate portion folding edge to clamp the telescopic rod and fix the telescopic rod with the suspension plate. When in use, after adjusting the position of the suspension plate to the required position, the clamping bolt is locked, so that the suspension plate is fixed with the telescopic rod. The position of the suspension plate is adjustable. The suspension plate portion folding edge is located above the suspension plate. A hanging hook 15 is provided at one end of the clamping plate in the up-down direction, and a latch 16 is provided at the other end. A hanging hole 17 is provided on the hanging plate, and a latch through hole is provided at the folded edge of the hanging plate. The hanging hook is hooked in the hanging hole, and the latch is passed through the latch through hole.

[0034] The downlight body is provided with an annular decorative panel 25 that covers the downlight installation hole, and a plurality of hanging blocks 27 with hanging steps are provided on the rear surface of the annular decorative panel and are distributed along the circumference of the annular decorative panel. The hanging plate is provided with a plurality of hanging holes 28 distributed along the circumference of the downlight installation hole, and the hanging holes are provided with widening sections 29 through which the hanging blocks can pass. The hanging blocks are correspondingly inserted into the hanging holes, and the hanging blocks are hooked on the upper surface of the hanging plate through the hanging steps and are hung in the hanging holes. When in use, the downlight body is passed from bottom to top through the downlight installation hole until the hanging steps are located above the annular decorative panel in a manner that the hanging blocks are aligned with the widening sections, and then the downlight body is rotated until the hanging blocks are located in the hanging hole, so that the downlight body moves downward and is hung on the upper surface of the hanging plate through the hanging steps, thereby realizing the connection between the downlight body and the annular decorative panel.

[0035] The suspension block includes a base section 30 integrally formed with the annular decorative panel and a terminal section 31 detachably connected to the base section. A base section threaded hole 32 is provided on the upper end surface of the base section, and a terminal section threaded head is provided at the lower end of the terminal section. The terminal section threaded head is threadedly connected to the base section threaded hole, and a suspension step is formed between the terminal section and the base section. A plurality of resistance-increasing vertical convex strips 33 distributed along the circumference of the terminal section are provided on the peripheral surface of the terminal section.

[0036] The downlight body includes a supporting sleeve 34, a lower reflector 35 rotatably supported on a supporting step in the supporting sleeve, a light shield 36 sleeved on the rear end of the lower reflector, and an LED lamp connected to the rear end of the lower reflector. The LED lamp includes an LED light source board, a radiator 37 for dissipating heat for the LED light source board, an upper reflector 38 sleeved on the LED light source board connected to the lower end of the heat dissipation, and a light-transmitting panel 39 located at the front end of the upper reflector. The upper reflector is docked at the rear end of the lower reflector. A limit sleeve 40 is provided on the upper surface of the annular decorative panel, and the annular decorative panel extends into the limit sleeve to form a hanging flange 41. A stop block 58 is provided on the outer surface of the supporting sleeve, and a stop notch 42 is provided on the upper surface of the hanging flange. The stop block is inserted into the stop notch and hung on the hanging flange. A plurality of reinforcing strips 43 are provided on the upper surface of the suspension flange and are distributed along the circumference of the suspension flange. The reinforcing strips extend along the circumference of the suspension flange, and a stop gap is formed between adjacent reinforcing strips. The reinforcing strips are connected to the limit sleeve, and the limit sleeve, the annular decorative panel and the reinforcing strips are integrally formed. A plurality of reinforcing blocks 44 are provided on the upper surface of the reinforcing strips, and the reinforcing blocks are connected to the limit sleeve, and the reinforcing blocks, the reinforcing strips and the limit sleeve are integrally formed. Between the two reinforcing strip ends at both ends of the stop gap, one reinforcing strip end 45 is flush with the same reinforcing block, and the other reinforcing strip end is provided with a guiding inclined surface 46 facing the stop gap defect.

[0037] The downlight body also includes a locking structure 57. The LED lamp is hinged to the rear end of the lower reflector through a horizontal hinge shaft 47 (specifically a bolt), specifically, the hinge shaft is on the sunshade to achieve hinge connection with the lower reflector. The upper end of the lower reflector is provided with an avoidance notch 48 for preventing the lower reflector from interfering with the reflector part of the LED lamp rotating around the horizontal hinge shaft. During the rotation of the LED lamp, the light emitted by the LED lamp is all illuminated in the lower reflector. The locking structure is used to maintain the LED lamp at a set angle when it is rotated to a set angle. When in use, the LED lamp is rotated around the horizontal hinge shaft to change the lighting direction. In the existing downlight, the whole downlight needs to be tilted when changing the lighting direction. The present technical solution can ensure that the lighting direction can be adjusted without changing the exposed end of the downlight for decoration.

[0038] The upper end of the lower reflector is connected to the lower end of the sunshade, the upper reflector is inserted into the upper end of the sunshade, and the lower end of the radiator is connected to a heat dissipation slot 49 which is sleeved on the side of the sunshade away from the sunshade avoidance notch. The lower end of the radiator is connected to a connecting ear 50, which is rotatably connected with the sunshade through a horizontal hinge axis, and the upper end of the sunshade is provided with a sunshade avoidance notch 51 to prevent the sunshade from interfering with the LED lamp rotating around the horizontal hinge axis. The locking structure includes a braking surface 52 arranged on the connecting ear, a braking bolt 53 threadedly connected to the sunshade for pressing against the braking surface for braking, and a torsion spring 54 driving the connecting ear to rotate in the direction of the bolt. When the angle needs to be adjusted, the braking bolt is rotated to drive the LED lamp to rotate to the required position. The lower end of the sunshade is provided with a plurality of hanging clamping holes 55, and the outer surface of the lower reflector is provided with a plurality of hanging clamping hooks 56, which are correspondingly clamped in the hanging clamping holes to hang the lower reflector in the sunshade.

[0039] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0040] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An engineering downlight capable of adapting to different spaces, comprising a downlight body, characterized in that: It also includes a hanging plate with a downlight mounting hole, the downlight body can be detachably mounted in the downlight mounting hole in a downward-facing manner, telescopic rods extending in a horizontal direction are provided at both ends of the hanging plate, mounting plates with bolt holes are provided at both ends of the telescopic rod, the mounting plate is perpendicular to the telescopic rod, the telescopic rod includes a first rod body and a second rod body, a slide groove extending in an extension direction of the second rod body is provided on one side surface of the second rod body, the first rod body is inserted into the slide groove; the two mounting plates, one mounting plate is connected to one end of the first rod body, and the other mounting plate is connected to one end of the second rod body, the hanging plate is provided with a junction box and a box body connected to the downlight body, the box body is a heat dissipation structure, and the junction box is used to connect a power cord to provide electricity to the downlight body.

2. The engineering downlight capable of adapting to different spaces according to claim 1, characterized in that: The downlight body includes a locking structure, a lower reflector and an LED lamp hinged at the rear end of the lower reflector through a horizontal hinge axis, the LED lamp includes an LED light source board, a radiator for dissipating heat for the LED light source board and an upper reflector connected to the lower end of the heat dissipation and sleeved on the LED light source board, the upper reflector is docked at the rear end of the lower reflector, and an avoidance notch is provided at the upper end of the lower reflector to prevent the lower reflector from interfering with the reflector part of the LED lamp rotating around the horizontal hinge axis, and during the rotation of the LED lamp, the light emitted by the LED lamp shines into the lower reflector, and the locking structure is used to maintain the LED lamp at the set angle when it rotates to the set angle.

3. The engineering downlight capable of adapting to different spaces according to claim 2, characterized in that: It also includes a sunshade, wherein the lower reflector is connected to the lower end of the sunshade, the upper reflector is inserted into the upper end of the sunshade, the lower end of the radiator is connected to a connecting ear, and the connecting ear is rotatably connected to the sunshade through the horizontal hinge axis, and the upper end of the sunshade is provided with a sunshade avoidance notch to prevent the sunshade from interfering with the LED lamp rotating around the horizontal hinge axis.

4. The engineering downlight capable of adapting to different spaces according to claim 3 is characterized in that: The lower end of the radiator is connected with a heat dissipation groove which is sleeved on the side of the light shield away from the avoidance gap of the light shield part, and the connecting ear is connected with the radiator through the heat dissipation groove.

5. The engineering downlight capable of adapting to different spaces according to claim 3 or 4, characterized in that: The locking structure comprises a braking surface arranged on the connecting ear, a braking bolt threadedly connected to the light shield and used for pressing against the braking surface for braking, and a torsion spring driving the connecting ear to rotate in the direction of pressing against the bolt.

6. The engineering downlight capable of adapting to different spaces according to claim 3 or 4, characterized in that: A plurality of hanging clamping holes are arranged at the lower end of the sunshade, and a plurality of hanging clamping hooks are arranged on the outer surface of the lower reflector. The hanging clamping hooks are clamped in the hanging clamping holes one by one to hang the lower reflector in the sunshade.

7. The engineering downlight capable of adapting to different spaces according to claim 2, 3 or 4, characterized in that: The downlight body also includes a supporting outer sleeve, the lower reflector can be rotatably connected in the supporting outer sleeve, and the supporting outer sleeve is connected to the suspension plate.

8. The engineering downlight capable of adapting to different spaces according to claim 7, characterized in that: The downlight body is provided with an annular decorative panel which covers the downlight mounting hole, the upper surface of the annular decorative panel is provided with a limiting sleeve, the annular decorative panel extends into the limiting sleeve to form a hanging flange, the outer surface of the supporting sleeve is provided with a stop block, the upper surface of the hanging flange is provided with a stop notch, the stop block is passed through the stop notch and is suspended on the hanging flange.

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