CN219623983U - Down lamp with switch arranged on bus - Google Patents

Abstract

The utility model relates to a down lamp with a switch arranged on a bus, which comprises the bus, a switch and a down lamp body, wherein the bus is a double-core wire, the down lamp body comprises a down lamp shell, an LED and a lamp part wire with one end connected with the LED, the switch comprises the switch shell and a switch circuit board, the switch circuit board is provided with a power supply leading-out point and two power supply leading-in points, the other end of the lamp part wire extends out of the down lamp shell and is connected with the power supply leading-out point, the switch shell comprises a first half part, a second half part, a first conductive needle and another power supply leading-in point which are connected with an elastic conductive clip, the elastic conductive clip holds the elastic conductive needle and the second conductive needle, and the needle head of the first conductive needle and the second conductive needle of the bus are in butt joint with two conductive cores of the bus. The first object of the present utility model is to provide a Light Emitting Diode (LED) down lamp which has the advantages of being capable of being connected to a bus through a switch and being convenient to connect, and solves the problem that the existing LED down lamp cannot be directly connected to the bus through the switch.

Description

Down lamp with switch arranged on bus

Technical Field

The utility model relates to a lamp, in particular to a down lamp with a switch arranged on a bus.

Background

A down lamp is a lamp with light focusing property compared with a common light fitting, and is generally used for common illumination or auxiliary illumination. The down lamp is generally provided with three mounting modes of barreling, surface mounting and embedding. In the patent document of Chinese patent No. CN201510756676.8, named "a fireproof LED down lamp", an existing embedded down lamp capable of preventing fire is disclosed. In order to control the on and off of the down lamp, a switch is arranged to control the LEDs. The existing down lamp cannot be connected with a power line through a switch; in addition, the existing down lamp switch is used for wiring, namely, an electric wire is cut firstly, then one end of a wire is fixed at the cut, and the other end of the wire is connected with a power supply introduction point of a switch power panel for wiring, so that time and trouble are wasted when wiring is performed; in addition, the existing down lamp is thicker, and the requirement of a user on the thin appearance of the down lamp cannot be met.

Disclosure of Invention

The first object of the utility model is to provide a down lamp which can be connected to a bus through a switch and is provided on the bus through a switch with convenient connection, and solve the problem that the existing LED down lamp cannot be directly connected to the bus through the switch.

A second object of the present utility model is to provide a down lamp with a thin switch on the bus, which solves the problem that the thickness of the LED down lamp of the existing light string cannot be made thinner

The technical problems are solved by the following technical scheme: the down lamp with the switch arranged on the bus comprises a bus and a down lamp body, wherein the bus is a double-core wire, the down lamp body comprises a down lamp shell, an LED (light emitting diode) positioned in the down lamp shell and a lamp part wire, one end of the lamp part wire is connected with the LED, and a power supply is LED into the LED; when the first half part and the second half part are folded, the needle heads of the first conductive needle and the second conductive needle are extruded to be folded, and the needle heads of the first conductive needle and the second conductive needle are correspondingly abutted with the two conductive core wires of the bus after penetrating through the insulating sheath of the bus; the down lamp body is connected with the bus through the switch and is suspended on the bus by the lamp part lead. According to the technical scheme, the switch is directly clamped on the bus to realize power conduction, a lead is not needed, and wiring is convenient.

Preferably, the down lamp shell comprises a cylindrical lamp body, one end of the lamp body is provided with an annular panel capable of covering a down lamp mounting hole, the other end of the lamp body is provided with a back cover plate, a light guide plate and a reflecting plate positioned on one side of the light guide plate close to the back cover plate are arranged in the lamp body, LEDs are circumferentially distributed along the light guide plate and surround the periphery of the light guide plate, the LEDs irradiate towards the light guide plate, the edge of the back cover plate is provided with a wire through hole, and a lamp part wire penetrates into the lamp shell through the wire through hole; and a diffusion plate positioned on one side of the light guide plate far away from the rear cover plate is also arranged in the down lamp shell. According to the technical scheme, the LEDs are arranged in a horizontally arranged mode, and then the light emitting direction is changed to be vertical through the light guide plate, so that the down lamp shell can be thinned. At this time, the shell of the down lamp can be used as a radiator, so that the structure is more compact. The second object is achieved. The lamp part lead is led out from the rear cover, and the lamp part lead is not easy to be damaged when the down lamp is mounted in the hanging hole.

Preferably, a supporting ring extending along the circumferential direction of the lamp body is arranged on the inner circumferential surface of the lamp body, and the diffusion plate is placed on the supporting ring. The fixing of the internal components is convenient.

Preferably, an elastic pressing pad is arranged between the reflecting plate and the back cover plate, and the back cover plate is in press fit with the supporting ring to clamp the diffusion plate, the light guide plate, the reflecting plate and the elastic pressing pad together. Can conveniently prevent the internal components of the down lamp from shaking.

Preferably, the outer peripheral surface of the lamp body is provided with a convex rib extending along the height direction of the lamp body, the end surface of the convex rib is provided with a convex rib part threaded hole, the rear cover plate is provided with a rear cover plate part bolt hole, and the rear cover plate connecting bolt penetrates through the rear cover plate part bolt hole and is connected with the convex rib part threaded hole in a threaded manner to fix the rear cover plate and the lamp body together. The connection and fixation of the mydriatic rear cover plate can be realized when the lamp body is of a thin-wall structure.

Preferably, the edge of the back cover plate is provided with a back cover plate part upturn edge, the edge of the back cover plate part upturn edge is provided with a back cover plate part lower turn-up edge, the back cover plate part upturn edge and the back cover plate lower turn-up edge enclose an annular positioning groove extending along the circumference of the back cover plate, the lamp body is arranged in the annular positioning groove in a penetrating way, and the part of the back cover plate lower turn-up edge corresponding to the convex rib is provided with a convex rib accommodating notch. The fixing is reliable.

Preferably, the annular positioning groove is provided with a flat plate part with a flat plate structure at the bottom wall, the wire through hole is positioned on the flat plate part, the lower end of the lamp part wire is provided with a lower end large-diameter section, the lower end large-diameter section is of a rubber structure, the lower end large-diameter section is arranged in the wire through hole in a penetrating manner, and the lower end large-diameter section is elastically deformed and clamped in the wire through hole. The reliability of fixing the lamp part lead and the down lamp can be improved.

Preferably, the lamp body is provided with a hanging piece for hanging the lamp body in the down lamp mounting hole. The suspension element is an existing component.

The utility model has the following beneficial effects: the LED down lamp can be connected with a bus without a lead wire; the lamp is convenient to connect with the bus; the down lamp can be made thinner.

Drawings

FIG. 1 is a split state diagram of the present utility model;

FIG. 2 is a schematic diagram of the split state of the switch;

FIG. 3 is a schematic diagram of an LED down lamp ready to be connected to a bus;

FIG. 4 is a schematic cross-sectional view of an LED down light connected to a bus;

fig. 5 is a cross-sectional view of a down lamp body.

In the figure: the switch 1, the circuit board fixing bolt 2, the bus 44, the insulating sheath 3, the conductive core wire 4, the switch circuit board 6, the switch operation key 7, the first half 8, the second half 9, the wire passing through slot 10, the first conductive pin 11, the elastic conductive clip 12, the needle 13 of the second conductive pin, the conductive connecting rod 14, the conductive plug 15, the shaft hole 16, the main body 17, the cover plate 18, the cover plate connecting bolt 19, the shaft head 20, the counter bore 21, the spring plate 22, the blocking step 23, the anti-falling part 24, the pressing head 25, the LED27, the lamp body 28, the annular panel 29, the rear cover plate 30, the rear cover fixing bolt 32, the light guide plate 33, the reflector 34, the diffusion plate 35, the holding ring 36, the elastic pressing pad 37, the protruding ribs 38, the rear cover plate bolt hole 39, the rear cover plate connecting bolt 40, the rear cover plate lower flanging 41, the protruding rib accommodating notch 42, the hanging piece 43, the second conductive pin 45, the rear cover plate upper flanging 46, the annular positioning slot 47, the lamp part wire 78, the rear cover 79, the flat plate 80, the wire passing hole 81, and the lower end large-diameter section 82.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 5, a switch is provided on a bus, bus 44 and a plurality of lamp bodies 49. The bus is a double-core wire, and the down lamp body is connected in parallel on the bus. The down lamp body comprises a down lamp shell, an LED27 positioned in the down lamp shell and a lamp part lead 78, one end of which is connected with the LED, for leading in power to the LED. The other end of the lamp part wire is connected with the switch 1. The switch 1 is fixed with the bus. The switch is used for controlling the down lamp body to be on or off. The bus bar comprises an insulating sheath 3 and two conductive cores 4 located inside the insulating sheath and insulated by the insulating sheath. The switch comprises a switch housing and a switch circuit board 6 located within the switch housing. The switch circuit board is provided with a switch operation key 7 exposed out of the switch shell, a power supply leading-out point and two power supply leading-in points. The switch housing comprises a first half 8 and a second half 9. The switch circuit board is connected inside the first half by a circuit board fixing bolt 2. The first half part and the second half part can be opened and closed and are clamped together. The first half is equipped with the line through groove 10 towards the side of second half, and a power introduction point is connected with first conductive needle 11, and another power introduction point is connected with elastic conductive clamp 12, and elastic conductive clamp holds second conductive needle 45. The first conductive needle is positioned in the line passing through groove, the needle head direction of the first conductive needle is crossed with the extending direction of the line passing through groove, and the first conductive needle is of a linear structure. The needle tip 13 of the second conductive needle is directed towards the wire passing through slot and the needle tip of the second conductive needle is aligned with the needle tip of the first conductive needle. The double-core power line passes through the switch shell through the line passing through groove; the other end of the lamp part lead is specifically connected to the power supply outlet point. The second conductive needle comprises a conductive connecting rod 14 with one end connected with the needle head of the second conductive needle and a conductive plug 15 with one end connected with the other end of the conductive connecting rod, the other end of the conductive plug is inserted into the elastic conductive clamp, and the needle head of the second conductive needle, the conductive connecting rod and the conductive plug are connected together in a U shape. One end of the first half part is hinged with one end of the second half part, and the other end of the first half part is connected with the other end of the second half part through a buckle. Specifically: two shaft holes 16 are provided on the side of the first half facing the second half. The shaft hole is a blind hole. The two shaft holes are distributed along the extending direction of the through line slot. The first half is surrounded by the rear cover portion 79, the main body portion 17 and the cover plate portion 18. The main body portion and the cover portion are connected together by a cover connecting bolt 19. The rear cover portion is connected to the main body portion by a rear cover fixing bolt 32. The shaft holes extend along the extending direction of the line passing through grooves, two shaft heads 20 are arranged on the second half part, and the two shaft heads penetrate through the two shaft holes in a one-to-one correspondence manner so as to hinge the first half part and the second half part together. When the shaft head is assembled, the main body part and the cover plate part are connected together after the shaft head is positioned in the shaft hole, so that the shaft head cannot be separated. The buckle comprises a counter bore 21 arranged on one side surface of the first half part facing the second half part and a U-shaped elastic piece 22 arranged on the second half part, the inner end of the counter bore is provided with a widening section, the widening section forms a blocking connection step 23 in the counter bore, and the elastic piece is provided with a release stopping part 24; when the elastic sheet is penetrated in the counter bore, the anti-falling part is aligned with the blocking step to prevent the elastic sheet from falling out of the counter bore, so that the first half part and the second half part are clamped together. The spring plate is provided with a pressing head 25 extending out of the counter bore. When the anti-falling device is used, the elastic piece is driven by the pressing head to fold, so that the anti-falling part is staggered with the blocking step, and the elastic piece can be pulled out of the counter bore. The connection process of the switch and the double-core power line is that the first half part and the second half part are firstly positioned in the separated main body, the double-core power line is penetrated into the line through groove, and the first half part and the second half part are folded to the elastic piece to be inserted into the counter bore to be buckled together. When the first half part and the second half part are folded, the needle heads of the first conductive needle and the second conductive needle are extruded to be folded, and the needle heads of the first conductive needle and the second conductive needle are correspondingly abutted with the two conductive core wires after penetrating through the insulating sheath. The LED down lamp is connected to the bus through a switch and can be hung through a lamp part wire.

The down lamp housing includes a cylindrical lamp body 28, one end of which is provided with an annular panel 29 capable of covering the down lamp mounting hole, and the other end is provided with a rear cover plate 30. The lamp body is internally provided with a light guide plate 33 and a reflecting plate 34 positioned on one side of the light guide plate close to the rear cover plate, LEDs are distributed along the circumference of the light guide plate and surround the periphery of the light guide plate, and the LEDs irradiate towards the light guide plate. The lamp body is also internally provided with a diffusion plate 35 positioned on one side of the light guide plate far away from the rear cover plate. The inner peripheral surface of the lamp body is provided with a holding ring 36 extending along the circumferential direction of the lamp body, and the diffusion plate is placed on the holding ring. The light guide plate is supported on the diffusion plate, and the light reflecting plate is covered on the diffusion plate (the light reflecting plate is of a paper sheet structure). An elastic pressing pad 37 is arranged between the reflecting plate and the back cover plate, and the elastic pressing pad is a cotton pad. The back cover plate is matched with the supporting ring in a pressing mode to clamp the diffusion plate, the light guide plate, the reflecting plate and the elastic pressing base plate together. The outer peripheral surface of the lamp body is provided with a convex rib 38 extending along the height direction of the lamp body, the end surface of the convex rib is provided with a convex rib part threaded hole, the back cover plate is provided with a back cover plate part bolt hole 39, and a back cover plate connecting bolt 40 passes through the back cover plate part bolt hole and is connected with the convex rib part threaded hole in a threaded manner to fix the back cover plate and the lamp body together. The back cover plate is provided with a back cover plate part upturn 46, the edge of the upturn is provided with a back cover plate lower turn 41, the back cover plate lower turn is positioned at the periphery of the lamp body, and the part of the back cover plate lower turn corresponding to the convex rib is provided with a convex rib accommodating notch 42. The upper flanging of the rear cover plate part and the lower flanging of the rear cover plate part enclose an annular positioning groove 47 extending along the circumferential direction of the rear cover plate, and the lamp body is arranged in the annular positioning groove in a penetrating way. The lamp body is provided with a hanging piece 43 for hanging the lamp body in the down lamp mounting hole. The annular positioning groove is provided with a flat plate part 80 with a flat plate structure at the bottom wall. The flat plate portion is provided with a wire via 81. The lower extreme of lamp portion wire is equipped with the big footpath section of lower extreme 82, and the big footpath section of lower extreme is rubber structure, and the big footpath section of lower extreme wears to establish in the wire via hole, and the big footpath section elastic deformation of lower extreme is in the joint in the wire via hole.

Claims (8)

1. The down lamp with the switch arranged on the bus comprises the bus and a down lamp body, wherein the bus is a double-core wire, the down lamp body comprises a down lamp shell, an LED (light emitting diode) positioned in the down lamp shell and a lamp part wire, one end of the lamp part wire is connected with the LED, and a power supply is LED into the LED; when the first half part and the second half part are folded, the needle heads of the first conductive needle and the second conductive needle are extruded to be folded, and the needle heads of the first conductive needle and the second conductive needle are correspondingly abutted with the two conductive core wires of the bus after penetrating through the insulating sheath of the bus; the down lamp body is connected with the bus through the switch and is suspended on the bus by the lamp part lead.

2. The down lamp with the switch arranged on the bus according to claim 1, wherein the down lamp shell comprises a cylindrical lamp body, one end of the lamp body is provided with an annular panel capable of covering a down lamp mounting hole, the other end of the lamp body is provided with a rear cover plate, a light guide plate and a reflecting plate positioned on one side of the light guide plate close to the rear cover plate are arranged in the lamp body, LEDs are circumferentially distributed along the light guide plate and surround the periphery of the light guide plate, the LEDs irradiate towards the light guide plate, the edge of the rear cover plate is provided with a wire through hole, and a wire of the lamp part penetrates into the lamp shell through the wire through hole; and a diffusion plate positioned on one side of the light guide plate far away from the rear cover plate is also arranged in the down lamp shell.

3. The down lamp with a switch on a bus according to claim 2, wherein a holding ring extending along a circumferential direction of the lamp body is provided on an inner circumferential surface of the lamp body, and the diffusion plate is rested on the holding ring.

4. A down lamp with a switch on a bus according to claim 3, wherein an elastic pressing pad is provided between the reflector and the back cover plate, and the back cover plate is press-fitted with the holding ring to clamp the diffuser plate, the light guide plate, the reflector and the elastic pressing pad together.

5. A down lamp with a switch arranged on a bus according to claim 2, 3 or 4, wherein a convex rib extending along the height direction of the lamp body is arranged on the outer peripheral surface of the lamp body, a convex rib part threaded hole is arranged on the end surface of the convex rib, a rear cover plate part bolt hole is arranged on the rear cover plate, and a rear cover plate connecting bolt penetrates through the rear cover plate part bolt hole and is connected in the convex rib part threaded hole in a threaded manner to fix the rear cover plate and the lamp body together.

6. The down lamp with the switch arranged on the bus according to claim 5, wherein the edge of the back cover plate is provided with a back cover plate part upturn, the edge of the back cover plate part upturn is provided with a back cover plate part lower turn-up, the back cover plate part upturn and the back cover plate part lower turn-up enclose an annular positioning groove extending along the circumferential direction of the back cover plate, the lamp body is arranged in the annular positioning groove in a penetrating way, and a convex rib accommodating notch is arranged at the part of the back cover plate part lower turn-up corresponding to the convex rib.

7. The down lamp with the switch arranged on the bus according to claim 6, wherein the annular positioning groove is provided with a flat plate portion with a flat plate structure bottom wall, the wire through hole is arranged on the flat plate portion, the lower end of the wire of the lamp portion is provided with a lower end large-diameter section, the lower end large-diameter section is of a rubber structure, the lower end large-diameter section is arranged in the wire through hole in a penetrating mode, and the lower end large-diameter section is elastically deformed and clamped in the wire through hole.

8. A down lamp with a switch arranged on a bus as set forth in claim 2, 3 or 4, wherein a hanging member for hanging the lamp body in the down lamp mounting hole is provided on the lamp body.